CN118009976B - Bedrock mark centralizer for ground subsidence monitoring - Google Patents
Bedrock mark centralizer for ground subsidence monitoring Download PDFInfo
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- CN118009976B CN118009976B CN202410423922.7A CN202410423922A CN118009976B CN 118009976 B CN118009976 B CN 118009976B CN 202410423922 A CN202410423922 A CN 202410423922A CN 118009976 B CN118009976 B CN 118009976B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 25
- 239000011435 rock Substances 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims description 18
- 230000002146 bilateral effect Effects 0.000 claims description 5
- 239000003550 marker Substances 0.000 description 21
- 230000008602 contraction Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
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- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of centralizers, in particular to a base rock mark centralizer for ground subsidence monitoring, which comprises an inner circular ring, wherein the lower end of the inner circular ring inner wall is connected with a first-stage assembly module, the first-stage assembly module comprises a first-stage assembly plate, an upper top spring and a first-stage top, the first-stage assembly plate is connected with the inner circular ring, the centralizer is sleeved outside a mark post, the first-stage top is tightly supported by the mark post through the upper top spring, when the first-stage top is pushed out of the first-stage assembly plate, connecting ropes on two sides are pulled, the connecting ropes are pulled through a rotating wheel, and the second-stage assembly plate is pulled out of the second-stage assembly plate, so that the second-stage top and the first-stage top synchronously extend out, and the first-stage top and the second-stage top are matched and clamp the mark post, and the connection and fixation between the centralizer and the mark post are completed, so that the centralizer can be suitable for three parts with different diameters of the mark post, the installation sequence of the centralizer is not limited, and the installation efficiency and fault tolerance are improved.
Description
Technical Field
The invention belongs to the technical field of centralizers, and particularly relates to a bedrock mark centralizer for ground subsidence monitoring.
Background
For the foundation rock mark for ground subsidence monitoring, it is the level point of burying in stable foundation rock, the mark body structure of foundation rock mark includes protection device-protection tube, guide device-sighting rod, guide device-centralizer, bottom-marking device and ground device, wherein the setting of centralizer is favorable to the sighting rod to center, to current gyro wheel retainer ring formula centralizer, because the sighting rod divide into three parts, and the sighting rod triplex is by supreme diameter diminishing down more and more, so can process the gyro wheel retainer ring formula centralizer of three kinds of internal diameters among the prior art, with the triplex of adaptation sighting rod, manufacturing cost is increased, still restrained the centralizer installation order, when making the centralizer from top to bottom cover in proper order, the centralizer that the internal diameter is big, the internal diameter is centered and the internal diameter is little has increased the complexity of centralizer assembly, and fault-tolerant rate has been reduced.
Disclosure of Invention
The invention aims to provide a foundation rock mark centralizer for ground subsidence monitoring, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The foundation rock mark centralizer for ground subsidence monitoring comprises an inner ring, wherein the lower end of the inner wall of the inner ring is connected with a first-stage assembly module, the first-stage assembly module comprises a first-stage assembly plate, an upper ejection spring and a first-stage ejection head, the first-stage assembly plate is connected with the inner ring, the upper end of the inner wall of the inner ring is bilaterally symmetrically connected with a second-stage assembly module, the second-stage assembly module comprises a second-stage assembly plate, a contraction spring and a second-stage ejection head, the upper ejection force of one group of upper ejection springs is larger than the tightening force of two groups of contraction springs, the first-stage ejection head is ensured to be ejected out and driven to extend out, the second-stage assembly plate is connected with the inner ring, the inner part of the first-stage assembly plate and the inner part of the second-stage assembly plate are respectively provided with a penetrating cavity, the first-stage ejection head and the upper ejection spring are respectively arranged in the cavity of the first-stage assembly plate, the two ends of the upper ejection spring are respectively connected with the inner ring and the first-stage ejection head, the secondary jack and the contraction spring are arranged in the cavity of the secondary assembly plate, the two ends of the contraction spring are respectively connected with the inner circular ring and the secondary jack, the primary assembly module is provided with a positioning module, a linkage module is connected between the primary assembly module and the secondary assembly module, the centralizer is sleeved outside the marker post, the primary jack is tightly propped against the marker post through the upper ejection spring, when the primary jack is ejected out of the primary assembly plate, the connecting ropes on two sides are pulled, after the connecting ropes pass through the rotating wheel, the secondary assembly plate is pulled, the secondary jack is pulled out of the secondary assembly plate, the secondary jack and the primary jack synchronously extend out, thereby the primary jack and the two secondary jacks are matched and clamped with the marker post, the connection and the fixation between the centralizer and the marker post are completed, the centralizer can be suitable for three parts with different diameters of the marker post, the installation sequence of the centralizer can not be limited, the installation efficiency and the fault tolerance are improved.
Preferably, the first-stage assembly module further comprises a first-stage limiting notch and a first-stage limiting block, wherein the first-stage limiting notch is symmetrically arranged inside the first-stage assembly plate in a left-right mode, the first-stage limiting notch is communicated with a cavity in the first-stage assembly plate, the first-stage limiting block is in sliding fit in the first-stage limiting notch, the first-stage limiting block is symmetrically connected to the end parts of two sides of the first-stage plug, the first-stage plug is limited, and the first-stage plug is prevented from being separated from the cavity in the first-stage assembly plate;
The one-level assembly module further comprises one-level installation plate pieces, the one-level installation plate pieces are connected to the end parts on two sides of the one-level assembly plate pieces in a bilateral symmetry mode, the one-level installation plate pieces are attached to the inner wall of the inner ring, and the one-level installation plate pieces are fixedly connected with the inner ring through positioning bolts and are convenient to disassemble and assemble between the one-level assembly plate pieces and the inner ring.
Preferably, the secondary assembly module further comprises a secondary limiting notch and a secondary limiting block, wherein the secondary limiting notch is formed in one side of the interior of the secondary assembly plate, the secondary limiting notch is communicated with a cavity in the secondary assembly plate, the secondary limiting block is in sliding fit in the secondary limiting notch, and the secondary limiting block is connected to one side end part of the secondary plug to limit the secondary plug, so that the secondary plug is prevented from being separated from the cavity in the secondary assembly plate;
The second-level assembly module further comprises second-level installation plate pieces, the second-level installation plate pieces are symmetrically connected to the end parts of two sides of the second-level assembly plate pieces, the second-level installation plate pieces are attached to the inner wall of the inner circle ring, and the second-level installation plate pieces are fixedly connected with the inner circle ring through positioning bolts, so that the second-level assembly plate pieces and the inner circle ring can be conveniently disassembled and assembled.
Preferably, the linkage module includes connecting plate and position solid plate, and position solid plate symmetry locates one-level assembly plate both sides, and position solid plate and interior ring inner wall laminating mutually, and position solid plate both ends pass through locating bolt and interior ring fixed connection, and connecting plate symmetrical connection is in position solid plate front and back both sides, and connects plate and interior ring inner wall laminating mutually, through connecting fixedly between fixing position plate and the interior ring to accomplish the installation of connecting plate.
Preferably, the linkage module further comprises a rotating wheel, an annular groove and connecting ropes, wherein the rotating wheel is arranged between the front connecting plate and the rear connecting plate, the rotating wheel is rotationally connected with the connecting plate through a rotating shaft, the annular groove is formed in the outer wall of the rotating wheel, the connecting ropes are arranged in the annular groove and are positioned between the rotating wheel and the position fixing plate, the two groups of connecting ropes are respectively connected to the middle parts of the upper ends of the two sides of the primary plug, the rotating wheel plays a role of a pulley, and an included angle formed by connecting the connecting ropes with the primary plug and positioned below is smaller than 90 degrees, so that the pulling effect of the primary plug on the connecting ropes is ensured;
A gap is reserved between the connecting rope and the position fixing plate, so that the position fixing plate is prevented from being contacted with the connecting rope to influence the sliding of the connecting rope.
Preferably, the linkage module further comprises a communication notch and a connecting lug, the communication notch is formed in the second-stage assembly plate, the communication notch is communicated with one side, away from the second-stage limiting notch, of the cavity of the second-stage assembly plate, the connecting lug is in sliding fit in the communication notch, the connecting lug is connected to one side end part of the second-stage assembly plate, the second-stage plug and the connecting rope are connected, meanwhile the connecting rope is always in a tightening state, and when the first-stage plug is lifted, the connecting rope is driven to pull the second-stage plug, the connecting lug is in sliding fit in the communication notch, so that the part, which is positioned in the communication notch, of the connecting rope is subjected to outward force, the connecting lug is pulled, and the second-stage plug is driven to slide out;
One end of the connecting rope far away from the primary plug is connected with the connecting lug.
Preferably, the positioning module comprises a sectional type positioning notch, a clamping block, a shrinkage notch and a reset spring, wherein the sectional type positioning notch is formed in the front side of the primary jack, the shrinkage notch is formed in the primary assembly plate, the shrinkage notch is communicated with a cavity of the primary assembly plate, the clamping block and the reset spring are all arranged in the shrinkage notch, one side of the rear end of the clamping block is provided with an inclined surface structure, the reset spring is left and right symmetrically connected to the front end of the clamping block, the front end of the reset spring is connected with the primary assembly plate, and the primary jack can be ejected through the sectional inclined surface structure and the vertical surface structure in the sectional type positioning notch, so that the primary jack is not compressed and then shrunk, and the clamping and fixing effects of the centralizer on the marker post are ensured.
Preferably, the positioning module further comprises a sliding notch, a sliding block and an upward lifting block, the sliding notch is formed in the front side of the first-stage assembly plate, the sliding notch is communicated with the shrinkage notch, the sliding block is in sliding fit in the sliding notch, the rear end of the sliding block is connected to the middle of the front side of the clamping block, the upward lifting block is arranged on the front side of the first-stage assembly plate, the rear side of the upward lifting block is connected with the sliding block, when the first-stage top is required to be retracted into the cavity of the first-stage assembly plate and the second-stage top is retracted into the cavity of the second-stage assembly plate, an operator pulls the upward lifting block to enable the end head of the clamping block to be separated from the sectional positioning notch, the first-stage top is pressed into the cavity of the first-stage assembly plate, and the second-stage top is pulled into the cavity of the second-stage assembly plate under the tightening force of the shrinkage spring.
Compared with the prior art, the invention has the beneficial effects that: when the centering guide is used, the centering guide is sleeved outside the marker post, the first-stage top is tightly propped against the marker post through the upper propping spring, when the first-stage top is propped out of the first-stage assembly plate, the connecting ropes on two sides are pulled, the connecting ropes pass through the rotating wheel, the second-stage assembly plate is pulled, the second-stage top is pulled out of the second-stage assembly plate, the second-stage top and the first-stage top synchronously extend out, the first-stage top and the two second-stage tops are matched to clamp the marker post, the connection and the fixation between the centering guide and the marker post are completed, and the centering guide can be suitable for three parts with different diameters of the marker post, so that the installation sequence of the centering guide is not limited, and the installation efficiency and the fault tolerance are improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a foundation mark centralizer for monitoring ground subsidence.
Fig. 2 is a schematic overall cross-sectional view of a base rock mark centralizer for monitoring ground subsidence.
Fig. 3 is a schematic connection diagram of connection plates of a foundation mark centralizer for monitoring ground subsidence.
Fig. 4 is a schematic cross-sectional view of a first-stage assembly module of a foundation mark centralizer for monitoring ground subsidence.
Fig. 5 is a schematic cross-sectional view of a secondary assembly module of a foundation mark centralizer for monitoring ground subsidence.
Fig. 6 is a side cross-sectional view of a primary plug of a base rock mark centralizer for monitoring ground subsidence.
FIG. 7 is a schematic cross-sectional view of a primary assembly plate of a bedrock mark centralizer for monitoring ground subsidence.
Fig. 8 is a schematic view of the bottom structure of the shrinkage notch of the foundation mark centralizer for monitoring ground subsidence.
In the figure: 1. an inner ring; 2. a first-stage assembly module; 21. first-stage assembly plate members; 22. a top spring; 23. a first-stage plug; 24. a primary limiting notch; 25. a first-stage limiting block; 26. a first-stage mounting plate; 3. a secondary assembly module; 31. a second-stage assembly plate; 32. a retraction spring; 33. a secondary plug; 34. a secondary limiting notch; 35. a second-stage limiting block; 36. a second-stage mounting plate; 4. a positioning module; 41. a sectional positioning notch; 42. a clamping block; 43. a shrink slot; 44. a return spring; 45. a sliding notch; 46. a sliding block; 47. lifting the block; 5. a linkage module; 51. a connecting plate; 52. a retainer plate; 53. a rotating wheel; 54. an annular groove; 55. a connecting rope; 56. a communication notch; 57. and a connecting lug.
Detailed Description
Example 1
Referring to fig. 1-8, a base rock standard centralizer for ground subsidence monitoring comprises an inner ring 1, wherein the lower end of the inner wall of the inner ring 1 is connected with a first-stage assembly module 2, the first-stage assembly module 2 comprises a first-stage assembly plate 21, an upper ejection spring 22 and a first-stage ejection head 23, the first-stage assembly plate 21 is connected with the inner ring 1, the upper end of the inner wall of the inner ring 1 is symmetrically connected with a second-stage assembly module 3, the second-stage assembly module 3 comprises a second-stage assembly plate 31, a contraction spring 32 and a second-stage ejection head 33, the upper ejection force of one group of upper ejection springs 22 is larger than the tightening force of two groups of contraction springs 32, the first-stage ejection head 23 is ensured to be ejected, the second-stage assembly plate 31 is connected with the inner ring 1, through cavities are formed in the first-stage assembly plate 21 and the second-stage assembly plate 31, the first-stage ejection head 23 and the upper ejection spring 22 are arranged in the cavities of the first-stage assembly plate 21, the two ends of the upper ejection spring 22 are respectively connected with the inner circular ring 1 and the first-stage ejection head 23, the second-stage ejection head 33 and the contraction spring 32 are respectively arranged in the cavity of the second-stage assembly plate 31, the two ends of the contraction spring 32 are respectively connected with the inner circular ring 1 and the second-stage ejection head 33, the first-stage assembly module 2 is provided with a positioning module 4, a linkage module 5 is connected between the first-stage assembly module 2 and the second-stage assembly module 3, a centralizer is sleeved outside a marker post, the first-stage ejection head 23 is tightly ejected by the upper ejection spring 22, when the first-stage ejection head 23 is ejected out of the first-stage assembly plate 21, the connecting ropes 55 on two sides are pulled, after passing through the rotating wheel 53, the second-stage assembly plate 31 is pulled, the second-stage ejection head 33 is pulled out of the second-stage assembly plate 31, the second-stage ejection head 33 and the first-stage ejection head 23 are synchronously extended, so that the first-stage ejection head 23 and the two second-stage ejection heads 33 are matched to clamp the marker post, the connection and fixation between the centralizer and the marker post are completed, so that the centralizer can be suitable for three parts with different diameters of the marker post, the installation sequence of the centralizer is not limited, and the installation efficiency and fault tolerance are improved.
Referring to fig. 1,2, 4, 6, 7 and 8, the primary assembly module 2 further includes a primary limiting slot 24 and a primary limiting block 25, the primary limiting slot 24 is symmetrically opened inside the primary assembly plate 21, the primary limiting slot 24 is communicated with the cavity in the primary assembly plate 21, the primary limiting block 25 is slidably fitted in the primary limiting slot 24, and the primary limiting block 25 is symmetrically connected to two side ends of the primary plug 23 to limit the primary plug 23, so as to prevent the primary plug 23 from being separated from the cavity in the primary assembly plate 21;
The first-stage assembly module 2 further comprises first-stage mounting plates 26, the first-stage mounting plates 26 are connected to the two side end parts of the first-stage assembly plates 21 in a bilateral symmetry mode, the first-stage mounting plates 26 are attached to the inner wall of the inner ring 1, and the first-stage mounting plates 26 are fixedly connected with the inner ring 1 through positioning bolts so as to facilitate disassembly and assembly between the first-stage assembly plates 21 and the inner ring 1.
Referring to fig. 1,2 and 5, the secondary assembly module 3 further includes a secondary limiting slot 34 and a secondary limiting block 35, wherein the secondary limiting slot 34 is opened at one side of the interior of the secondary assembly plate 31, the secondary limiting slot 34 is communicated with the cavity of the interior of the secondary assembly plate 31, the secondary limiting block 35 is slidably fitted in the secondary limiting slot 34, and the secondary limiting block 35 is connected to one end of the secondary plug 33 to limit the secondary plug 33, so as to prevent the secondary plug 33 from being separated from the cavity of the secondary assembly plate 31;
The secondary assembly module 3 further comprises a secondary mounting plate 36, the secondary mounting plate 36 is symmetrically connected to two side ends of the secondary assembly plate 31, the secondary mounting plate 36 is attached to the inner wall of the inner ring 1, and the secondary mounting plate 36 is fixedly connected with the inner ring 1 through a positioning bolt so as to facilitate disassembly and assembly between the secondary assembly plate 31 and the inner ring 1.
Referring to fig. 1,2, 3 and 5, the linkage module 5 includes a connection plate 51 and a positioning plate 52, the positioning plate 52 is symmetrically disposed at two sides of the first-stage assembly plate 21, the positioning plate 52 is attached to the inner wall of the inner ring 1, two ends of the positioning plate 52 are fixedly connected with the inner ring 1 through positioning bolts, the connection plate 51 is symmetrically connected at the front and rear sides of the positioning plate 52, the connection plate 51 is attached to the inner wall of the inner ring 1, and the connection plate 52 is fixedly connected with the inner ring 1, so that the installation of the connection plate 51 is completed.
Referring to fig. 1, fig. 2, fig. 3 and fig. 5, the linkage module 5 further includes a rotating wheel 53, an annular groove 54 and a connecting rope 55, the rotating wheel 53 is arranged between the front and rear two groups of connecting plates 51, the rotating wheel 53 is rotationally connected with the connecting plates 51 through a rotating shaft, the annular groove 54 is formed in the outer wall of the rotating wheel 53, the connecting rope 55 is arranged in the annular groove 54, the connecting rope 55 is arranged between the rotating wheel 53 and the fixing plates 52, the two groups of connecting ropes 55 are respectively connected to the middle parts of the upper ends of two sides of the primary jack 23, the rotating wheel 53 plays a role of a pulley, and an included angle formed by connecting the connecting rope 55 and the primary jack 23 and positioned below is smaller than 90 degrees, so that the pulling effect of the primary jack 23 on the connecting rope 55 is ensured, semi-annular lifting lugs are arranged at the upper ends of two sides of the primary jack 23, the connecting rope 55 is connected with lifting lugs on the primary jack 23, and convenience in connection of the connecting rope 55 is ensured;
A gap is left between the connection rope 55 and the retainer plate 52 to prevent the retainer plate 52 from contacting the connection rope 55 to affect the sliding of the connection rope 55.
Referring to fig. 1, 2,3 and 5, the linkage module 5 further includes a communication slot 56 and a connection lug 57, the communication slot 56 is opened in the secondary assembly plate 31, the communication slot 56 is communicated with one side of the cavity of the secondary assembly plate 31, which is far away from the secondary limiting slot 34, the connection lug 57 is slidably matched in the communication slot 56, and the connection lug 57 is connected to one side end of the secondary assembly plate 31, so that the secondary plug 33 is connected with the connection rope 55, and meanwhile, the connection rope 55 is always in a tight state, when the primary plug 23 is lifted, the connection rope 55 is driven, so that the secondary plug 33 is pulled, the connection lug 57 is slidably matched in the communication slot 56, so that the part of the connection rope 55 in the communication slot 56 is subjected to outward force, the connection lug 57 is pulled, and the secondary plug 33 is driven to slide out;
The end of the connecting cord 55 remote from the primary plug 23 is connected to the connecting lug 57.
Referring to fig. 1, fig. 2, fig. 4, fig. 6, fig. 7 and fig. 8, the positioning module 4 includes a sectional positioning notch 41, a clamping block 42, a shrinkage notch 43 and a return spring 44, the sectional positioning notch 41 is opened at the front side of the primary jack 23, the shrinkage notch 43 is opened in the primary assembly plate 21, the shrinkage notch 43 is communicated with the cavity of the primary assembly plate 21, the clamping block 42 and the return spring 44 are both arranged in the shrinkage notch 43, one side of the rear end of the clamping block 42 is provided with an inclined surface structure, the return spring 44 is bilaterally symmetrically connected to the front end of the clamping block 42, and the front end of the return spring 44 is connected with the primary assembly plate 21, and the primary jack 23 can be ejected through the sectional inclined surface structure and the vertical surface structure in the sectional positioning notch 41, so that the primary jack 23 cannot shrink when being pressed, and the clamping and fixing effects of the centralizer on the marker pole are ensured.
Referring to fig. 1, 2,4, 6, 7 and 8, the positioning module 4 further includes a sliding notch 45, a sliding block 46 and an elevating block 47, the sliding notch 45 is opened at the front side of the first stage assembly plate 21, the sliding notch 45 is communicated with the shrinking notch 43, the sliding block 46 is slidably fitted in the sliding notch 45, the rear end of the sliding block 46 is connected to the middle part of the front side of the clamping block 42, the elevating block 47 is arranged at the front side of the first stage assembly plate 21, the rear side of the elevating block 47 is connected with the sliding block 46, when the first stage plug 23 is required to shrink into the cavity of the first stage assembly plate 21, the second stage plug 33 is required to shrink into the cavity of the second stage assembly plate 31, an operator pulls the elevating block 47, the end of the clamping block 42 is separated from the sectional positioning notch 41, the first stage plug 23 is pressed into the cavity of the first stage assembly plate 21, and the second stage plug 33 is pulled into the cavity of the second stage assembly plate 31 under the tightening force of the shrinking spring 32.
Working principle: after the centralizer is sleeved on the outer side of the marker post, the primary jack 23 is tightly propped against the marker post through the upper jack spring 22, when the primary jack 23 is pushed out of the primary assembly plate 21, the connecting ropes 55 on two sides are pulled, the connecting ropes 55 pass through the rotating wheel 53 and then pull the secondary assembly plate 31, the secondary jack 33 is pulled out of the secondary assembly plate 31, the secondary jack 33 and the primary jack 23 synchronously extend out, so that the primary jack 23 and the two secondary jacks 33 are matched to clamp the marker post, the connection and fixation between the centralizer and the marker post are completed, and the centralizer can be suitable for three parts with different diameters of the marker post, so that the installation sequence of the centralizer is not limited, and the installation efficiency and the fault tolerance are improved;
When assembling the centralizer, an operator presses the lifting block 47 to prevent the centralizer from being installed, the upper top spring 22 ejects the first-stage ejection head 23, after the centralizer is installed, the lifting block 47 is loosened, the upper top spring 22 ejects the first-stage ejection head 23, and the first-stage ejection head 23 can be ejected through the sectional inclined plane structure and the vertical plane structure in the sectional positioning notch 41, and meanwhile, the first-stage ejection head 23 cannot be contracted when being pressed, so that the clamping and fixing effects of the centralizer on the standard rod are guaranteed.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a ground subsides foundation rock mark centralizer for monitoring, including interior ring (1), a serial communication port, interior ring (1) inner wall lower extreme is connected with one-level assembly module (2), one-level assembly module (2) are including one-level assembly plate (21), go up top spring (22) and one-level plug (23), one-level assembly plate (21) are connected with interior ring (1), interior ring (1) inner wall upper end bilateral symmetry is connected with second grade assembly module (3), second grade assembly module (3) are including second grade assembly plate (31), shrink spring (32) and second grade plug (33), second grade assembly plate (31) are connected with interior ring (1), one-level assembly plate (21) inside and second grade assembly plate (31) inside all have been seted up the cavity that runs through, one-level plug (23) and top spring (22) all are located in the cavity of one-level assembly plate (21), and top spring (22) both ends are connected with interior ring (1) and one-level plug (23) respectively, second grade plug (33) and shrink spring (32) are equipped with two-level assembly plate (32) and two-level assembly module (32) are located in order assembly plate (1) cavity (2) and two-level assembly module (33) respectively, a linkage module (5) is connected between the first-level assembly module (2) and the second-level assembly module (3);
The linkage module (5) comprises a connecting plate (51) and a positioning fixing plate (52), wherein the positioning fixing plate (52) is symmetrically arranged on two sides of the first-stage assembly plate (21), the positioning fixing plate (52) is attached to the inner wall of the inner ring (1), two ends of the positioning fixing plate (52) are fixedly connected with the inner ring (1) through positioning bolts, the connecting plate (51) is symmetrically connected on the front side and the rear side of the positioning fixing plate (52), and the connecting plate (51) is attached to the inner wall of the inner ring (1);
The linkage module (5) further comprises a rotating wheel (53), an annular groove (54) and connecting ropes (55), wherein the rotating wheel (53) is arranged between the front connecting plate (51) and the rear connecting plate (51), the rotating wheel (53) is rotationally connected with the connecting plate (51) through a rotating shaft, the annular groove (54) is formed in the outer wall of the rotating wheel (53), the connecting ropes (55) are arranged in the annular groove (54), the connecting ropes (55) are arranged between the rotating wheel (53) and the position fixing plate (52), the two groups of connecting ropes (55) are respectively connected to the middle parts of the upper ends of the two sides of the primary plug (23), and a gap is reserved between the connecting ropes (55) and the position fixing plate (52);
The linkage module (5) further comprises a communication notch (56) and a connecting lug (57), the communication notch (56) is formed in the second-stage assembly plate (31), the communication notch (56) is communicated with one side, far away from the second-stage limiting notch (34), of the cavity of the second-stage assembly plate (31), the connecting lug (57) is in sliding fit in the communication notch (56), the connecting lug (57) is connected to one side end of the second-stage assembly plate (31), and one end, far away from the first-stage plug (23), of the connecting rope (55) is connected with the connecting lug (57);
The positioning module (4) comprises a sectional positioning notch (41), a clamping block (42), a shrinkage notch (43) and a return spring (44), wherein the sectional positioning notch (41) is formed in the front side of the primary jack (23), the shrinkage notch (43) is formed in the primary assembly plate (21), the shrinkage notch (43) is communicated with a cavity of the primary assembly plate (21), the clamping block (42) and the return spring (44) are arranged in the shrinkage notch (43), one side of the rear end of the clamping block (42) is of an inclined surface structure, the return spring (44) is connected to the front end of the clamping block (42) in a bilateral symmetry manner, and the front end of the return spring (44) is connected with the primary assembly plate (21);
The positioning module (4) further comprises a sliding notch (45), a sliding block (46) and a lifting block (47), the sliding notch (45) is formed in the front side of the first-stage assembly plate (21), the sliding notch (45) is communicated with the shrinkage notch (43), the sliding block (46) is in sliding fit in the sliding notch (45), the rear end of the sliding block (46) is connected to the middle part of the front side of the clamping block (42), the lifting block (47) is arranged on the front side of the first-stage assembly plate (21), and the rear side of the lifting block (47) is connected with the sliding block (46).
2. The foundation mark centralizer for monitoring ground subsidence according to claim 1, wherein: the primary assembly module (2) further comprises a primary limiting notch (24) and a primary limiting block (25), the primary limiting notch (24) is symmetrically arranged inside the primary assembly plate (21) in a left-right mode, the primary limiting notch (24) is communicated with a cavity in the primary assembly plate (21), the primary limiting block (25) is in sliding fit in the primary limiting notch (24), and the primary limiting block (25) is symmetrically connected to two side end parts of the primary plug (23);
The first-stage assembly module (2) further comprises a first-stage mounting plate (26), the first-stage mounting plate (26) is connected to the two side end parts of the first-stage assembly plate (21) in a bilateral symmetry mode, the first-stage mounting plate (26) is attached to the inner wall of the inner ring (1), and the first-stage mounting plate (26) is fixedly connected with the inner ring (1) through positioning bolts.
3. The foundation mark centralizer for monitoring ground subsidence according to claim 1, wherein: the secondary assembly module (3) further comprises a secondary limiting notch (34) and a secondary limiting block (35), the secondary limiting notch (34) is formed in one side of the inside of the secondary assembly plate (31), the secondary limiting notch (34) is communicated with a cavity in the inside of the secondary assembly plate (31), the secondary limiting block (35) is in sliding fit in the secondary limiting notch (34), and the secondary limiting block (35) is connected to one side end part of the secondary plug (33);
The secondary assembly module (3) further comprises a secondary installation plate (36), the secondary installation plate (36) is symmetrically connected to two side ends of the secondary assembly plate (31), the secondary installation plate (36) is attached to the inner wall of the inner ring (1), and the secondary installation plate (36) is fixedly connected with the inner ring (1) through positioning bolts.
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