CN211951629U - Intelligent valve body of fire hydrant - Google Patents
Intelligent valve body of fire hydrant Download PDFInfo
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- CN211951629U CN211951629U CN201821399914.XU CN201821399914U CN211951629U CN 211951629 U CN211951629 U CN 211951629U CN 201821399914 U CN201821399914 U CN 201821399914U CN 211951629 U CN211951629 U CN 211951629U
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- 230000033001 locomotion Effects 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 claims 1
- 230000006978 adaptation Effects 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 238000001514 detection method Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 6
- 238000009530 blood pressure measurement Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses an intelligent valve body of fire hydrant, including the valve rod, be provided with the height adjusting mechanism who is used for height from top to bottom of regulation and control valve rod on the valve rod, still including the lift drive mechanism who is used for drawing the valve rod to rise and the descending movement. The height adjusting mechanism is adopted to adjust the height of the valve rod up and down, and the valve rod is adjusted to the proper height to adapt to the fire hydrant outer barrels with corresponding model sizes according to the requirements of the fire hydrant outer barrels with different model sizes, so that the universality of the product of the utility model is enhanced, and the fire hydrant outer barrels with different model sizes can be adapted; and when the regulation and control of height is not accurate enough in place about the valve rod at height adjusting mechanism, can also suitably rotate the lead screw and pull the fine setting of valve rod oscilaltion motion realization height about the valve rod, in order to realize the utility model discloses the valve rod in the product is to the accurate adaptation of different model fire hydrants.
Description
Technical Field
The utility model relates to a fire-fighting equipment technical field specifically is an intelligent valve body of fire hydrant.
Background
The fire hydrant (including indoor and outdoor fire hydrant) is a fire-fighting equipment necessary for city, and is widely applicable to dense areas such as factory buildings, mines, warehouses, docks, goods yards, high buildings and the like, and when a fire disaster occurs, the fire hydrant is opened to supply water to a fire engine or a water hose and a water gun are directly connected with a water outlet pipeline of the fire hydrant on the ground to supply water to the fire engine. In the existing fire hydrant (for example, an outdoor fire hydrant capable of automatically removing residual water, a public (announcement) number CN203303548U, a novel ground fire hydrant, a public (announcement) number CN204662558U, a fire hydrant capable of automatically reducing pressure and stabilizing pressure, a public (announcement) number CN207633431U, and the like) adopts a valve body or a valve rod which are integrally formed and cannot be adapted to be installed and applied to fire hydrant outer cylinders of different types and different sizes, namely, the valve body or the valve rod corresponds to a fire hydrant outer cylinder, and obviously, the existing fire hydrant is of an integrally-packaged structure, the valve body or the valve rod is damaged, if other valve bodies or valve rods of different types and sizes are replaced, the fire hydrant outer cylinder of the corresponding type and size needs to be replaced, so that not only is unnecessary waste of fire hydrant equipment, but also the assembly and disassembly are inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an intelligent valve body of a fire hydrant, which can be adapted to fire hydrant outer cylinders with different model sizes to form novel intelligent fire hydrant equipment, thereby avoiding meaningless replacement or replacement of fire-fighting equipment, reducing the cost of the intelligent fire hydrant, and having simple integral structure and convenient assembly and disassembly; the technical defects of the prior art and the technical requirements which cannot be met are solved.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an intelligent valve body of fire hydrant, includes the valve rod, is provided with the height control mechanism who is used for adjusting and control height from top to bottom on the valve rod.
Wherein, the height from top to bottom of valve rod means: the effective height between the bottom end of the valve rod and the top end of the valve rod or between the bottom end of the valve rod and the upper flange arranged at the top end of the fire hydrant outer cylinder body.
Preferably, the method comprises the following steps: the utility model discloses in an intelligent valve body of fire hydrant, still including the lift drive mechanism who is used for drawing the valve rod to rise and descending movement.
Preferably, the method comprises the following steps: the utility model relates to an intelligent valve body of a fire hydrant, which also comprises a limiting mechanism for limiting the rotation of a valve rod; the limiting device comprises a valve rod, a switching rod and a limiting mechanism, wherein the limiting mechanism is arranged on the valve rod, the switching rod is arranged on the valve rod, and the limiting mechanism is arranged on the switching rod. And the limiting mechanism is independent of the fire hydrant outer barrel, and the connecting form of the prior product that the connecting rod is in snap fit with the guide groove on the inner wall of the fire hydrant outer barrel is eliminated.
The limiting mechanism is used for limiting the rotation of the counter-rotating connecting rod or the valve rod in the circumferential rotation direction of the counter-rotating connecting rod or the valve rod, so that the switching rod and the valve rod always keep moving upwards or downwards in the process that the lifting traction mechanism pulls the switching rod and the valve rod to move, and the switching rod and the valve rod cannot deflect.
Specifically, the utility model discloses at least, can adopt following two kinds of forms's stop gear, other stop gear that is equal to following two kinds of forms all belong to the utility model discloses a protection scope:
one is as follows: stop gear includes A connecting piece and connecting block, realizes that connecting block mounting means can have the multiple, for example: the connecting block is fixedly arranged on the adapter rod or the valve rod; it can also be: the connecting block and the transfer rod are integrally connected and formed, or the connecting block and the valve rod are integrally connected and formed; the connecting rod and the valve rod or the adapter rod are separated or separated from each other, but the connecting rod keeps a fixed position relation relative to the valve rod or the adapter rod;
among them, there are many ways of "setting" the a-connection, such as: the A connecting piece is fixedly connected with an upper flange arranged on the top end of the fire hydrant outer barrel, and the A connecting piece can also be directly or indirectly fixedly connected on the inner wall of the fire hydrant outer barrel.
The second step is as follows: the limiting mechanism comprises a strip-shaped notch and a B connecting piece, specific marks are not made in the attached drawings, the strip-shaped notch is arranged on the adapter rod or the valve rod, the B connecting piece can be embedded into the strip-shaped notch from outside to inside, the B connecting piece is arranged on the side edge of the valve rod or the adapter rod, the connecting rod and the valve rod or the adapter rod are not fixedly integrated or connected together, the connecting rod and the valve rod or the adapter rod are mutually separated or separated, but the connecting rod keeps a fixed position relation relative to the valve rod or the adapter rod; after the B connecting piece is embedded into the strip-shaped notch from outside to inside, the limiting positioning of the adapter rod or the valve rod provided with the strip-shaped notch in the circumferential rotating direction of the adapter rod or the valve rod is realized, namely, the rotating motion in the circumferential direction can not occur; and the bar notch has sufficient distance setting on the direction of height about it, and switching pole or valve rod carry out oscilaltion motion along bar notch axial direction from top to bottom like this, draw switching pole and valve rod motion in-process at lift drive mechanism promptly and make switching pole and valve rod remain throughout and make upwards or move down, and switching pole and valve rod can not take place to deflect simultaneously.
Among them, there are many ways of "setting" the B-connector, such as: the B connecting piece is fixedly connected with an upper flange arranged on the top end of the fire hydrant outer cylinder body, and the B connecting piece can also be directly or indirectly fixed on the inner wall of the fire hydrant outer cylinder body.
Preferably, the method comprises the following steps: the height adjusting mechanism comprises an upper connecting rod, a locking part and a lower connecting rod, and the position relation between the upper connecting rod and the lower connecting rod is locked and positioned through the locking part, so that the regulation and control of the upper height and the lower height of the valve rod are realized.
Therefore, after the number of the overlapped parts between the upper connecting rod and the lower connecting rod is regulated and controlled, the locking piece is used for locking and positioning the position relation between the upper connecting rod and the lower connecting rod.
The upper connecting rod is fixedly arranged at the bottom end of the switching rod;
or the upper connecting rod and the switching rod are integrally connected and formed, and the upper connecting rod is positioned at the bottom end of the switching rod.
Preferably, the method comprises the following steps: the lifting traction mechanism is a screw rod lifter, the screw rod lifter is connected with the valve rod through a switching rod, the top end of the screw rod lifter extends out of the upper flange, the bottom end of the screw rod lifter is downwards nested in the switching rod, and the screw rod lifter is in threaded fit connection with the switching rod; the switching pole is down with valve rod fixed connection.
The lead screw lifter mainly comprises a pentagonal joint, a lead screw and a nut, the pentagonal joint is integrally connected with the lead screw to form, external force such as the fact that the pentagonal joint is rotated by means of a wrench to drive the lead screw to rotate is used, the nut is arranged on the lead screw in a matched mode, the nut is connected with the lead screw in a threaded fit mode, and the nut is fixedly connected with the transfer rod.
Moreover, the length of the screw rod lifter in the product of the utility model is larger than 5 cm-15 cm of the length of the screw rod adopted in the prior fire hydrant, namely, the length of the screw rod in the utility model is 5 cm-65 cm, thus the screw rod in the product of the utility model can not only pull the valve rod to ascend and descend, but also seal and abut between the bottom end of the valve rod and the valve seat, thus the valve rod can block the valve seat to control the water in the pipe network to flow into the fire hydrant; the bottom end of the valve rod is separated from the valve seat, so that water in the pipe network directly flows into the fire hydrant; namely, the valve acts as an opening and closing function between the valve rod and the valve seat. Simultaneously, after effectively lengthening the lead screw, also can play as the high regulatory function of height from top to bottom of valve rod, drive the lead screw through the spanner rotation and pull the valve rod oscilaltion motion realization more meticulous, accurate target in place to the adjustment control of height from top to bottom of valve rod.
Like this when height-adjusting mechanism is not accurate enough to target in place to the regulation and control of height about the valve rod, can rotate the lead screw through external force for example using the spanner and pull the fine setting of valve rod oscilaltion motion realization height about the valve rod, in order to realize the utility model discloses valve rod in the product is to the accurate adaptation of different model fire hydrants.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the height adjusting mechanism is adopted to adjust the height of the valve rod up and down, and the valve rod is adjusted to the proper height to adapt to the fire hydrant outer barrels with corresponding model sizes according to the requirements of the fire hydrant outer barrels with different model sizes, so that the universality of the product of the utility model is enhanced, and the fire hydrant outer barrels with different model sizes can be adapted; and when the regulation and control of height is not accurate enough in place about the valve rod at height adjusting mechanism, can also suitably rotate the lead screw and pull the fine setting of valve rod oscilaltion motion realization height about the valve rod, in order to realize the utility model discloses the valve rod in the product is to the accurate adaptation of different model fire hydrants.
Simultaneously the utility model discloses well adoption is independent of the stop gear of the outer barrel of fire hydrant, can be directly to the ascending restriction motion of the circumference direction of rotation moving of valve rod or switching pole, and does not restrict the ascending and descending movement direction of valve rod or switching pole. The utility model discloses the commonality of product has been avoided effectively adopting buckle complex connected form between the guide slot on present product transfer pole and the outer barrel inner wall of fire hydrant, increases widely like this.
Drawings
FIG. 1 is a schematic structural view of an intelligent valve body of a fire hydrant according to the present invention;
FIG. 2 is a schematic view of another side structure of the intelligent valve body of the fire hydrant of the present invention;
FIG. 3 is a schematic view of another side structure of the intelligent valve body of the fire hydrant of the present invention;
fig. 4 is a schematic view of the overall structure of the intelligent integrated rod applied to a fire hydrant according to the present invention;
FIG. 5 is a schematic view of the overall structure of the other side of the intelligent integrated rod applied to a fire hydrant of the present invention;
fig. 6 is a schematic structural view of a screw and a nut in the screw elevator of the present invention;
fig. 7 and 8 are schematic views of another structure of the limiting mechanism of the present invention;
the attached drawings are marked as follows: go up flange (1), stop gear (2), A connecting piece (21), connecting block (22), bar notch (23), B connecting piece (24), changeover lever (3), liquid level detection device (4), level sensor (41, 42, 43, 44), height adjusting mechanism (5), pressure measurement equipment (7), disk seat (8), the outer barrel of fire hydrant (9), valve rod (10), lift drive mechanism (11), pentagon joint (110), lead screw (111), nut (112), intelligence cap (12), go up connecting rod (13), retaining member (14), lower connecting rod (15), valve clack (16).
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in FIGS. 1 to 3: the utility model provides a fire hydrant's intelligent valve body's concrete embodiment, including valve rod 10, be provided with on valve rod 10 and be used for the height-adjusting mechanism 5 of height about the regulation and control valve rod 10. Wherein, the height from top to bottom of valve rod 10 means: the effective height between the bottom end of the valve rod 10 and the top end of the valve rod, or the effective height between the bottom end of the valve rod 10 and the upper flange 1 arranged at the top end of the fire hydrant outer cylinder 9.
As shown in FIGS. 1 to 3: the embodiment of the utility model provides an intelligent valve body of fire hydrant still includes and is used for drawing valve rod 10 to go on the lift drive mechanism 11 that rises and descending movement.
As shown in FIGS. 1 to 3: the embodiment of the utility model provides an intelligent valve body of fire hydrant, still include the stop gear 2 used for rotating the spacing to the valve rod 10; the "limit" refers to a limit motion in the circumferential direction of the rotation of the valve rod 10 or the adapter rod 3, and does not include a limit motion in the up-down direction of the movement. Moreover, the limiting mechanism 2 is independent of the fire hydrant outer barrel 9, and the connecting mode that the connecting rod 3 in the existing product is in snap fit with the guide groove in the inner wall of the fire hydrant outer barrel 9 is eliminated.
The limiting mechanism 2 is used for limiting the rotation of the counter connecting rod 3 or the valve rod 10 in the circumferential rotation direction of the counter connecting rod, so that the switching rod 3 and the valve rod 10 always keep moving upwards or downwards in the movement process of the lifting traction mechanism 11 for drawing the switching rod 3 and the valve rod 10, and meanwhile, the switching rod 3 and the valve rod 10 cannot deflect.
The embodiment of the utility model provides a stop gear 2 that can adopt following two kinds of forms at least, other stop gear that is equal to following two kinds of forms all belong to the utility model discloses a protection scope:
one is as follows: as shown in fig. 1 and 3, the limiting mechanism 2 includes an a-connecting member 21 and a connecting block 22, and the connecting block 22 can be mounted in various ways, such as: the connecting block 22 is fixedly arranged on the adapter rod 3 or the valve rod 10; it can also be: the connecting block 22 and the switching rod 3 are integrally connected and formed, or the connecting block 22 and the valve rod 10 are integrally connected and formed; the A connecting piece 21 is matched with the connecting block 22 to perform a guiding function in the process of lifting movement in the up-down direction, the A connecting piece 21 is arranged on the side edge of the valve rod 10 or the adapter rod 3, the A connecting piece 21 and the valve rod 10 or the adapter rod 3 are not fixedly integrated or connected together, the A connecting piece 21 and the valve rod 10 or the adapter rod 3 are separated or separated from each other, but the A connecting piece 21 keeps a fixed position relation relative to the valve rod 10 or the adapter rod 3; among them, there are many ways of "setting" the a-link 21, such as: the A connecting piece 21 is fixedly connected with the upper flange 1 arranged on the top end of the fire hydrant outer barrel 9, and the A connecting piece 21 can also be directly or indirectly fixedly connected on the inner wall of the fire hydrant outer barrel 9.
The second step is as follows: as shown in fig. 7 to 8, the limiting mechanism 2 includes a strip-shaped notch 23 and a B-shaped connecting piece 24, the strip-shaped notch 23 is disposed on the adapter rod 3 or the valve rod 10, the B-shaped connecting piece 24 can be embedded into the strip-shaped notch 23 from outside to inside, the B-shaped connecting piece 24 is disposed on a side edge of the valve rod 10 or the adapter rod 3, the B-shaped connecting piece 24 and the valve rod 10 or the adapter rod 3 are not fixedly integrated or connected together, the B-shaped connecting piece 24 and the valve rod 10 or the adapter rod 3 are separated or separated from each other, but the B-shaped connecting piece 24 maintains a fixed positional relationship with respect to the valve rod 10 or the adapter rod 3; after the B connecting piece 24 is embedded into the strip-shaped notch 23 from outside to inside, the adapter rod 3 or the valve rod 10 provided with the strip-shaped notch 23 is limited and positioned in the circumferential rotation direction, namely, the rotary motion in the circumferential direction cannot occur; and the strip-shaped notch 23 has enough distance in the vertical direction, so that the adapter rod 3 or the valve rod 10 can move up and down along the strip-shaped notch 23 in the vertical axial direction, namely the adapter rod 3 and the valve rod 10 can always move up or down in the movement process of dragging the adapter rod 3 and the valve rod 10 by the lifting traction mechanism 11, and meanwhile, the adapter rod 3 and the valve rod 10 cannot deflect.
Among them, the B-link 24 is "disposed" in many ways, such as: the B connecting piece 24 is fixedly connected with the upper flange 1 arranged on the top end of the fire hydrant outer cylinder body, and the B connecting piece 24 can also be directly or indirectly fixed on the inner wall of the fire hydrant outer cylinder body.
As shown in FIGS. 1 to 3: the height adjusting mechanism 5 comprises an upper connecting rod 13, a locking part 14 and a lower connecting rod 15, and the position relation between the upper connecting rod 13 and the lower connecting rod 15 is locked and positioned through the locking part 14, so that the up-and-down height of the valve rod 10 is adjusted and controlled.
After the overlapping part between the upper connecting rod 13 and the lower connecting rod 15 is adjusted and controlled, the locking piece 14 is used for locking and positioning the position relation between the upper connecting rod 13 and the lower connecting rod 15.
The upper connecting rod 13 is fixedly arranged at the bottom end of the adapter rod 3;
or the upper connecting rod 13 and the adapter rod 3 are integrally connected and formed, and the upper connecting rod 13 is positioned at the bottom end of the adapter rod 3.
As shown in FIGS. 1 to 3: the lifting traction mechanism 11 is a screw rod lifter, the screw rod lifter is connected with the valve rod 10 through the adapter rod 3, the top end of the screw rod lifter extends out of the upper flange 1, the bottom end of the screw rod lifter is downwards nested in the adapter rod 3, and the screw rod lifter is in threaded fit connection with the adapter rod 3; the adapter rod 3 is fixedly connected with the valve rod 10 downwards.
The lead screw lifter mainly comprises a pentagonal joint 110, a lead screw 111 and a nut 112, wherein the pentagonal joint 110 and the lead screw 111 are integrally connected and formed, the lead screw 111 is driven to rotate by using external force such as rotating the pentagonal joint 110 by a wrench, the nut 112 is arranged on the lead screw 111 in a matched manner, the nut 112 is in threaded fit connection with the lead screw 111, and the nut 112 is fixedly connected with the adapter rod 3.
Moreover, in the embodiment of the present invention, the length of the lead screw 111 of the lead screw lifter is greater than 5 cm-15 cm of the length of the lead screw adopted in the existing fire hydrant at present, that is, the length of the lead screw 111 in the present invention is 5 cm-65 cm, thus the lead screw 111 in the product of the present invention can not only pull the valve rod 10 to ascend and descend, thus the sealing butt is arranged between the bottom end of the valve rod 10 and the valve seat 8, and the valve rod 10 can block the valve seat 8 to control the water in the pipe network to flow into the fire hydrant; the bottom end of the valve rod 10 is separated from the valve seat 8, so that water in the pipe network directly flows into the fire hydrant; i.e. to act as an open and close switch between the valve stem 10 and the valve seat 8. Simultaneously, after the screw rod 111 is effectively lengthened, the height adjusting function of the upper height and the lower height of the valve rod 10 can be achieved, and the screw rod 111 is driven to rotate through the wrench to pull the valve rod 10 to move up and down to achieve finer adjustment and control of the upper height and the lower height of the valve rod 10.
Like this when the regulation and control of height-adjusting mechanism 5 height about to valve rod 10 is accurate target in place inadequately, can rotate lead screw 111 through external force for example using the spanner and pull the fine setting of valve rod 10 oscilaltion and realize height about valve rod 10, with the realization the utility model discloses valve rod 10 in the product is to the accurate adaptation of different model fire hydrants.
Example two:
as shown in FIGS. 4-6: the utility model provides a concrete embodiment of an intelligent integrated rod of a fire hydrant, which comprises a valve rod 10, a liquid level detection device 4 for monitoring whether liquid exists in the fire hydrant and the liquid level, and a pressure measurement device 7 for monitoring the hydraulic pressure in a fire-fighting pipe network communicated with the fire hydrant; the installation position of the pressure measuring device 7 can adopt any one of the following three schemes:
the pressure measuring equipment 7 is arranged at the bottom end of the valve rod 3, and the bottom end of the valve rod 3 can be downwards abutted against the valve seat 8 to seal the valve seat 8;
or the pressure measuring device 7 is arranged on a valve clack 16 positioned at the bottom end of the valve rod 3, and the valve clack 16 can be abutted with the valve seat 8 downwards to seal the valve seat 8;
alternatively, the pressure measuring device 7 is mounted on the valve seat 8 at the bottom end of the hydrant, the bottom end of the valve stem 3 or the flap 16 is downwardly able to seal against the valve seat 8.
As shown in FIGS. 4-5: the valve rod 10 is provided with a height adjusting mechanism 5 which is used for adjusting and controlling the vertical height of the valve rod 10 according to the fire hydrant outer barrel 9 with different models, sizes and sizes. Wherein, the height from top to bottom of valve rod 10 means: the effective height between the bottom end of the valve rod 10 and the top end of the valve rod, or the effective height between the bottom end of the valve rod 10 and the upper flange 1 arranged at the top end of the fire hydrant outer cylinder 9.
Specifically, the method comprises the following steps: the embodiment of the utility model provides an optimal height adjusting mechanism 5 as follows: the height adjusting mechanism 5 comprises an upper connecting rod 13, a locking part 14 and a lower connecting rod 15, and the position relation between the upper connecting rod 13 and the lower connecting rod 15 is locked and positioned through the locking part 14 to realize the regulation and control of the upper and lower height of the valve rod 10; after the overlapping part between the upper connecting rod 13 and the lower connecting rod 15 is adjusted and controlled, the locking piece 14 is used for locking and positioning the position relation between the upper connecting rod 13 and the lower connecting rod 15.
The upper connecting rod 13 is fixedly arranged at the bottom end of the adapter rod 3;
or the upper connecting rod 13 and the adapter rod 3 are integrally connected and formed, and the upper connecting rod 13 is positioned at the bottom end of the adapter rod 3.
As shown in FIGS. 1 to 3: the embodiment of the utility model provides an intelligent integrated pole of fire hydrant still includes and is used for drawing valve rod 10 to go on the lift drive mechanism 11 that rises and descending movement.
Specifically, the method comprises the following steps: the lifting traction mechanism 11 is a screw rod lifter, the screw rod lifter is connected with the valve rod 10 through the adapter rod 3, the top end of the screw rod lifter extends out of the upper flange 1, the bottom end of the screw rod lifter is downwards nested in the adapter rod 3, and the screw rod lifter is in threaded fit connection with the adapter rod 3; the adapter rod 3 is fixedly connected with the valve rod 10 downwards.
The lead screw lifter mainly comprises a pentagonal joint 110, a lead screw 111 and a nut 112, wherein the pentagonal joint 110 and the lead screw 111 are integrally connected and formed, the lead screw 111 is driven to rotate by using external force such as rotating the pentagonal joint 110 by a wrench, the nut 112 is arranged on the lead screw 111 in a matched manner, the nut 112 is in threaded fit connection with the lead screw 111, and the nut 112 is fixedly connected with the adapter rod 3.
Moreover, in the embodiment of the present invention, the length of the lead screw 111 of the lead screw lifter is greater than 5 cm-15 cm of the length of the lead screw adopted in the existing fire hydrant at present, that is, the length of the lead screw 111 in the present invention is 5 cm-65 cm, thus the lead screw 111 in the product of the present invention can not only pull the valve rod 10 to ascend and descend, thus the sealing butt is arranged between the bottom end of the valve rod 10 and the valve seat 8, and the valve rod 10 can block the valve seat 8 to control the water in the pipe network to flow into the fire hydrant; the bottom end of the valve rod 10 is separated from the valve seat 8, so that water in the pipe network directly flows into the fire hydrant; i.e. to act as an open and close switch between the valve stem 10 and the valve seat 8. Simultaneously, after the screw rod 111 is effectively lengthened, the height adjusting function of the upper height and the lower height of the valve rod 10 can be achieved, and the screw rod 111 is driven to rotate through the wrench to pull the valve rod 10 to move up and down to achieve finer adjustment and control of the upper height and the lower height of the valve rod 10.
Like this when the regulation and control of height-adjusting mechanism 5 height about to valve rod 10 is accurate target in place inadequately, can rotate lead screw 111 through external force for example using the spanner and pull the fine setting of valve rod 10 oscilaltion and realize height about valve rod 10, with the realization the utility model discloses valve rod 10 in the product is to the accurate adaptation of different model fire hydrants.
As shown in fig. 5, in the embodiment of the present invention, an intelligent integrated rod for a fire hydrant further includes a limiting mechanism 2 for limiting rotation of the valve rod 10. The "limit" refers to a limit motion in the circumferential direction of the rotation of the valve rod 10 or the adapter rod 3, and does not include a limit motion in the up-down direction of the movement. Moreover, the limiting mechanism 2 is independent of the fire hydrant outer barrel 9, and the connecting mode that the connecting rod 3 in the existing product is in snap fit with the guide groove in the inner wall of the fire hydrant outer barrel 9 is eliminated.
The limiting mechanism 2 is used for limiting the rotation of the counter-rotating connecting rod 3 or the valve rod 10 in the circumferential rotation direction of the counter-rotating connecting rod, so that the switching rod 3 and the valve rod 10 always keep moving upwards or downwards in the movement process of the lifting traction mechanism 11 for drawing the switching rod 3 and the valve rod 10, and meanwhile, the switching rod 3 and the valve rod 10 cannot deflect.
Specifically, the utility model discloses at least, can adopt stop gear 2 of following two kinds of forms, other stop gear that is equal to following two kinds of forms all belong to the utility model discloses a protection scope:
one is as follows: as shown in fig. 1 and 3, the limiting mechanism 2 includes an a-connecting member 21 and a connecting block 22, and the connecting block 22 can be mounted in various ways, such as: the connecting block 22 is fixedly arranged on the adapter rod 3 or the valve rod 10; it can also be: the connecting block 22 and the switching rod 3 are integrally connected and formed, or the connecting block 22 and the valve rod 10 are integrally connected and formed; the A connecting piece 21 is matched with the connecting block 22 to perform a guiding function in the process of lifting movement in the up-down direction, the A connecting piece 21 is arranged on the side edge of the valve rod 10 or the adapter rod 3, the A connecting piece 21 and the valve rod 10 or the adapter rod 3 are not fixedly integrated or connected together, the A connecting piece 21 and the valve rod 10 or the adapter rod 3 are separated or separated from each other, but the A connecting piece 21 keeps a fixed position relation relative to the valve rod 10 or the adapter rod 3;
among them, there are many ways of "setting" the a-link 21, such as: the A connecting piece 21 is fixedly connected with the upper flange 1 arranged on the top end of the fire hydrant outer barrel 9, and the A connecting piece 21 can also be directly or indirectly fixedly connected on the inner wall of the fire hydrant outer barrel 9.
The second step is as follows: as shown in fig. 7 to 8, the limiting mechanism 2 includes a strip-shaped notch 23 and a B-shaped connecting piece 24, the strip-shaped notch 23 is disposed on the adapter rod 3 or the valve rod 10, the B-shaped connecting piece 24 can be embedded into the strip-shaped notch 23 from outside to inside, the B-shaped connecting piece 24 is disposed on a side edge of the valve rod 10 or the adapter rod 3, the connecting rod 2 and the valve rod 10 or the adapter rod 3 are not fixedly integrated or connected together, the B-shaped connecting piece 24 and the valve rod 10 or the adapter rod 3 are separated or separated from each other, but the B-shaped connecting piece 24 maintains a fixed positional relationship with respect to the valve rod 10 or the adapter rod 3; after the B connecting piece 24 is embedded into the strip-shaped notch 23 from outside to inside, the adapter rod 3 or the valve rod 10 provided with the strip-shaped notch 23 is limited and positioned in the circumferential rotation direction, namely, the rotary motion in the circumferential direction cannot occur; and the strip-shaped notch 23 has enough distance in the vertical direction, so that the adapter rod 3 or the valve rod 10 can move up and down along the strip-shaped notch 23 in the vertical axial direction, namely the adapter rod 3 and the valve rod 10 can always move up or down in the movement process of dragging the adapter rod 3 and the valve rod 10 by the lifting traction mechanism 11, and meanwhile, the adapter rod 3 and the valve rod 10 cannot deflect.
Among them, the B-link 24 is "disposed" in many ways, such as: the B connecting piece 24 is fixedly connected with the upper flange 1 arranged on the top end of the fire hydrant outer cylinder body, and the B connecting piece 24 can also be directly or indirectly fixed on the inner wall of the fire hydrant outer cylinder body.
As shown in FIGS. 4-5: the embodiment of the utility model provides an intelligent integrated pole of fire hydrant, still include upper flange 1, this upper flange 1 is used for setting up valve rod 10 in fire hydrant outer barrel 9; the upper flange 1 is provided with a mounting hole which can be matched with various fire hydrant outer cylinders 9 of different types; as shown in FIGS. 4-5: the intelligent cap 12 is installed on the fire hydrant outer barrel 9, and the intelligent cap 12 is located above the upper flange 1. A controller is arranged in the intelligent cap 12 and is used for receiving or acquiring data signals of whether liquid exists in the cavity of the hydrant detected by the liquid level detection device 4, the liquid level and the size of the liquid level and data signals of the hydraulic pressure in the fire fighting pipe network detected by the pressure measurement device 7; the controller passes through communication module and transmits its data signal who receives or gather to remote control platform, can monitor in real time like this and adopt the utility model discloses the work running state of every fire hydrant of intelligent integrated pole.
As shown in fig. 4: the liquid level detection device 4 comprises a plurality of liquid level sensors, the liquid level sensors extend downwards from the top end of the fire hydrant to enter the cavity of the fire hydrant, and liquid level detection points of the liquid level sensors are distributed and arranged at different height positions in the cavity of the fire hydrant and used for detecting whether liquid exists at each position in the cavity of the fire hydrant and the height of the liquid level.
On the one hand can open the delivery port of fire hydrant bottom through detecting that there is ponding in the fire hydrant cavity like this, can discharge unnecessary ponding, especially to cold season, in time discharges the interior ponding of fire hydrant cavity and avoids fire hydrant interior ponding to freeze, influences the normal work use of fire hydrant. On the other hand is through detecting that there is ponding and the water level height of ponding in the fire hydrant cavity, opens the delivery port of the fire hydrant of corresponding height, makes things convenient for operating personnel to get water from the fire hydrant like this, can realize having reduced the waste to water at the water intaking in-process moreover as far as possible.
Specifically, the method comprises the following steps: one of the liquid level sensors can be set as a reference liquid level sensor, and the bottom liquid level detection points of the other (one or more) liquid level sensors are positioned in the upper and lower height ranges of the corresponding water outlets on the fire hydrant outer barrel; or the bottom ends of the rest (one or more) liquid level sensors are respectively higher than the top end of the corresponding water outlet on the fire hydrant outer cylinder body.
The embodiment of the utility model provides a preferentially adopt four level sensor (41, 42, 43, 44), (the utility model discloses in not only being limited to 4 level sensor promptly, can also adopt 2, 3, 5 or 6 level sensor), one of them is as benchmark level sensor 44, and in this benchmark level sensor 44's bottom liquid level check point extended to the disk seat of fire hydrant cavity bottom, the bottom liquid level check point of three other level sensor (41, 42, 43) set up respectively near the delivery port that lies in not co-altitude on the fire hydrant.
The utility model discloses the collection and the communication transmission function of the performance parameter of liquid level detection and pressure measurement have been integrated in the intelligent integrated pole of fire hydrant, it all is isolated each other to have realized current fire hydrant, the intelligent networked control is carried out to the separate state, through liquid level detection device 4 that sets up on intelligent integrated pole, pressure measurement equipment 7, the fire hydrant liquid level of gathering, hydraulic data signal real-time transmission is to remote control platform or forwards these data information and inform the operation staff in the pipe network, the work running state of every fire hydrant of the real-time supervision of being convenient for.
Meanwhile, in the embodiment of the utility model, the height adjusting mechanism 5 is adopted to adjust the height of the valve rod 10 up and down, and the valve rod 10 is adjusted to a proper height to adapt to the fire hydrant outer barrel 9 with corresponding model size according to the requirements of the fire hydrant outer barrels with different model sizes, so that the universality of the product of the utility model is enhanced, and the fire hydrant outer barrel 9 with different model sizes can be adapted; and when the regulation and control of height-adjusting mechanism 5 height about the valve rod 10 accurately target in place inadequately, can also rotate lead screw 111 appropriately and pull the fine setting of valve rod 10 oscilaltion and realize height-adjusting about valve rod 10, in order to realize the utility model discloses valve rod 10 in the product is to the accurate adaptation of different model fire hydrants.
Claims (7)
1. The utility model provides an intelligent valve body of fire hydrant, its characterized in that includes valve rod (10), is provided with height adjusting mechanism (5) that are used for adjusting and control height about valve rod (10) on valve rod (10).
2. An intelligent valve body of a fire hydrant according to claim 1 further comprising a lifting traction mechanism (11) for drawing the valve stem (10) to move up and down.
3. The intelligent valve body of a fire hydrant according to claim 1 or 2, further comprising a limiting mechanism (2) for limiting rotation of the valve rod (10), wherein the limiting mechanism (2) is used for limiting rotation of the adapter rod (3) or the valve rod (10) in the circumferential rotation direction of the adapter rod (3) or the valve rod (10), so that the adapter rod (3) and the valve rod (10) always move upwards or downwards in the process that the lifting traction mechanism (11) pulls the adapter rod (3) and the valve rod (10) to move, and meanwhile, the adapter rod (3) and the valve rod (10) cannot deflect.
4. The intelligent valve body of the fire hydrant according to claim 1 or 2, wherein the height adjusting mechanism (5) comprises an upper connecting rod (13), a locking member (14) and a lower connecting rod (15), and the position relationship between the upper connecting rod (13) and the lower connecting rod (15) is locked and positioned by the locking member (14) to realize the adjustment and control of the upper and lower height of the valve rod (10).
5. The intelligent valve body of the fire hydrant according to claim 2, wherein the lifting traction mechanism (11) is a screw rod lifter, the screw rod lifter is connected with the valve rod (10) through the adapter rod (3), the top end of the screw rod lifter extends out of the upper flange (1), the bottom end of the screw rod lifter is downwards nested in the adapter rod (3), and the screw rod lifter is in threaded fit connection with the adapter rod (3); the switching rod (3) is downwards fixedly connected with the valve rod (10).
6. An intelligent valve body of a fire hydrant according to claim 3 in which the position limiting mechanism (2) comprises an A-link (21) and a connecting block (22), wherein: the connecting block (22) is fixedly arranged on the adapter rod (3) or the valve rod (10); or the connecting block (22) and the switching rod (3) are integrally connected and formed, or the connecting block (22) and the valve rod (10) are integrally connected and formed;
a connecting piece (21) is a guide effect in the process of lifting movement of the connecting block (22) in the up-down direction, and the A connecting piece (21) is arranged on the side edge of the valve rod (10) or the adapter rod (3).
7. An intelligent valve body of a fire hydrant according to claim 3, wherein the limiting mechanism (2) comprises a bar-shaped notch (23) and a B connecting piece (24), the bar-shaped notch (23) is arranged on the adapter rod (3) or the valve rod (10), the connecting piece (24) can be embedded into the bar-shaped notch (23) from outside to inside, and the B connecting piece (24) is arranged on the side edge of the valve rod (10) or the adapter rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821399914.XU CN211951629U (en) | 2018-08-29 | 2018-08-29 | Intelligent valve body of fire hydrant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821399914.XU CN211951629U (en) | 2018-08-29 | 2018-08-29 | Intelligent valve body of fire hydrant |
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| CN211951629U true CN211951629U (en) | 2020-11-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000029A (en) * | 2018-08-29 | 2018-12-14 | 杭州智缤科技有限公司 | A kind of intelligent valve body of fire hydrant |
| CN109024773A (en) * | 2018-08-29 | 2018-12-18 | 杭州智缤科技有限公司 | A kind of intelligent integrated bar of fire hydrant |
-
2018
- 2018-08-29 CN CN201821399914.XU patent/CN211951629U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000029A (en) * | 2018-08-29 | 2018-12-14 | 杭州智缤科技有限公司 | A kind of intelligent valve body of fire hydrant |
| CN109024773A (en) * | 2018-08-29 | 2018-12-18 | 杭州智缤科技有限公司 | A kind of intelligent integrated bar of fire hydrant |
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