CN208026280U - A kind of flexible integral type GNSS centering rods of self-locking - Google Patents
A kind of flexible integral type GNSS centering rods of self-locking Download PDFInfo
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- CN208026280U CN208026280U CN201820607269.XU CN201820607269U CN208026280U CN 208026280 U CN208026280 U CN 208026280U CN 201820607269 U CN201820607269 U CN 201820607269U CN 208026280 U CN208026280 U CN 208026280U
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- 238000013016 damping Methods 0.000 claims description 13
- 238000013507 mapping Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model provides a kind of flexible integral type GNSS centering rods of self-locking, include the piecing devices for connecting plotting board, interior bar, outer bar, locking device and be used for and the fixed base fixture in ground, locking device is fixedly connected with connecting pin, locking device includes fixing lock frame, retaining ring, spring and chamber for accommodating retaining ring, chamber is set in fixing lock frame, retaining ring is arranged in the chamber, retaining ring is equipped with first through hole, first through hole is connected to the hollow structure of outer bar, the inner wall of first through hole is equipped with one first protrusion, spring is set in chamber, the outer wall of the end thereof contacts retaining ring of spring, the inner wall of another end in contact chamber.A kind of self-locking described in the utility model is stretched integral type centering rod, simple in structure, novel, easy for installation, parts are few, easy to operate durable, high-quality, is extended service life, is reduced cost.
Description
Technical Field
The utility model belongs to geodetic surveying and mapping auxiliary instrument field, concretely relates to self-locking flexible integral type centering rod for GNSS.
Background
The centering rod is generally used for GNSS geodetic surveying and mapping, the existing style comprises a round rod, a horizontal device, a locking device, a hollow round rod and a conical head, the round rod is inserted into the hollow round rod, the conical head is connected to the bottom of the hollow round rod through glue, when the round rod is pulled out to a required length from the top of the hollow round rod, the round rod is locked through the locking device, so that the hollow round rod is fixed with the round rod, and the locking device is generally realized through the following two structures and steps: firstly, tightening a hoop; secondly, the bolt is inserted into the round rod. However, in actual operation process, people only can screw up the staple bolt, and do not insert the bolt inside the round bar, because at the top of round bar fixed mapping device of needs, and mapping device weight is heavier, and the price is also high, so, after centering rod used a period, the staple bolt can appear and screw up not tightly, mapping device easily slides down along with the round bar, lead to mapping device fragile, and this kind of structure accessory is many, the equipment is difficult, with high costs, locking device has the dog-ear, the easy tip of dog-ear of user is hindered.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a self-locking flexible integral type GNSS is with centering rod, overcome above-mentioned defect, through the improvement to locking device, solve foretell problem.
In order to solve the technical problem, the utility model provides a self-locking telescopic integrated centering rod for GNSS, which comprises a connector device for connecting a surveying and mapping device, an inner rod, an outer rod, a locking device and a bottom fixing device for fixing with the ground,
the outer rod is in a rod-shaped hollow structure, the upper end of the outer rod is a connecting end, the lower end of the outer rod is a fixed end,
the locking device is fixedly connected with the connecting end and comprises a fixed lock frame, a locking ring, a spring and a cavity for containing the locking ring, the cavity is arranged in the fixed lock frame, the locking ring is arranged in the cavity, the locking ring is provided with a first through hole, the first through hole is communicated with the hollow structure of the outer rod, a first bulge is arranged on the inner wall of the first through hole, the spring is arranged in the cavity, one end of the spring is contacted with the outer wall of the locking ring, and the other end of the spring is contacted with the inner wall of the cavity,
the inner rod is inserted into the hollow structure of the outer rod, the top end of the inner rod is connected with a connector device, the inner rod slides up and down in the hollow structure of the outer rod and extends upwards from the connecting end, the inner rod is provided with a plurality of fixing holes, the inner diameters of the fixing holes are matched with the diameter of the first bulges,
the bottom fixing device is connected with the fixing end.
As a self-locking telescopic integrated GNSS centering rod's an optimal selection scheme, an arbitrary horizontal cross-section of the hollow structure of outer pole is the polygon, the junction on polygonal two adjacent limits is circular-arcly, interior pole shape with the hollow structure of outer pole cooperatees.
As a preferred scheme of flexible integral type centering rod for GNSS of self-locking, piecing devices's upper end has the screw thread, and the lower extreme inserts among the interior pole, piecing devices' lower extreme structure with the inner chamber structure of interior pole cooperatees.
As a self-locking telescopic integrated GNSS centering rod's an optimal selection scheme, interior pole is marked with a plurality of scale marks, and every scale mark department all is equipped with a fixed orifices.
As a self-locking telescopic integrated GNSS centering rod optimization scheme, the locking device is provided with a leveling circular bubble device for judging the horizontal plane.
As a preferred scheme of flexible integral type centering rod for GNSS of self-locking, with first protruding corresponding the outer wall department of locking ring is equipped with the protruding or concave circle of second, a pot head of spring is in on the second is protruding or imbed in the concave circle.
As a preferred scheme of flexible integral type centering rod for GNSS of self-locking, with the one side that the spring is relative the outer wall of locking ring expose in the cavity, and be equipped with the antislip strip on the outer wall of locking ring.
As a self-locking telescopic integrated GNSS centering rod's an preferred scheme, bottom fixing device includes air damping device, inside joint, conical head and tip, air damping device and inside joint embedding among the hollow structure of outer pole, the shape of air damping device and inside joint with the hollow structure's of outer pole shape cooperatees, the upper end contact air damping device of inside joint, the lower extreme is connected the conical head, the tip set up in the below of conical head, and with conical head fixed connection.
Compared with the prior art, the utility model provides a self-locking integral type GNSS is with centering rod, simple structure, novelty, simple to operate, spare part are few, and convenient operation is durable, and is of high quality, has prolonged life, the cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein,
FIG. 1 is a schematic view of a self-locking telescopic integrated GNSS centering rod of the present invention,
fig. 2 is the utility model discloses a cross sectional structure schematic diagram of centering rod for self-locking flexible integral type GNSS.
Wherein: 1 is a joint device, 2 is an inner rod, 3 is an outer rod, 31 is a connecting end, 32 is a fixed end, 4 is a locking device, 41 is a fixed locking frame, 42 is a locking ring, 421 is a first through hole, 422 is a first bulge, 43 is a spring, 44 is a cavity, 45 is a round bubble leveling device, 5 is a bottom fixing device, 51 is an air damping device, 52 is an inner joint, 53 is a conical head, and 54 is a pointed head.
Detailed Description
A flexible integral type GNSS of self-locking uses centering rod, it includes: the joint device 1, the inner rod 2, the outer rod 3, the locking device 4 and the bottom fixing device 5.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the following embodiments.
First, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Secondly, the utility model discloses utilize structural schematic diagram etc. to carry out the detailed description, when detailing the embodiment of the utility model discloses, for the convenience of explanation, the schematic diagram that shows a self-locking flexible integral type GNSS is with centering rod structure can not do local amplification according to general proportion, moreover the schematic diagram is the example, and it should not limit here the scope of the protection of the utility model. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.
Example one
Referring to fig. 1-2, fig. 1 is a schematic view of a centering rod for a self-locking telescopic integrated GNSS according to the present invention, and fig. 2 is a schematic view of a cross-sectional structure of a centering rod for a self-locking telescopic integrated GNSS according to the present invention. As shown in fig. 1 to 2, the centering rod for the self-locking telescopic integrated GNSS comprises a connector device 1 for connecting a surveying and mapping device, an inner rod 2, an outer rod 3, a locking device 4 and a bottom fixing device 5 for fixing with the ground.
The outer rod 3 is a rod-shaped hollow structure, the upper end of the outer rod 3 is a connecting end 31, and the lower end is a fixed end 32.
The locking device 4 is fixedly connected with the connecting end 31, the locking device 4 comprises a fixed locking frame 41, a locking ring 42, a spring 43 and a chamber 44 for accommodating the locking ring 42, the chamber 44 is arranged in the fixed locking frame 41, the locking ring 42 is arranged in the chamber 44, the locking ring 42 is provided with a first through hole 421, the first through hole 421 is communicated with the hollow structure of the outer rod 3, the inner wall of the first through hole 421 is provided with a first protrusion 422, the spring 43 is arranged in the chamber 44, one end of the spring 43 contacts the outer wall of the locking ring 42, and the other end contacts the inner wall of the chamber 44. Locking ring 42 is locked when ejected and unlocked when depressed.
The upper end of the connector device 1 is provided with a thread, the surveying and mapping device is fixed with the connector device 1 through the thread, the lower end is inserted into the inner rod 2, the lower end structure of the connector device 1 is matched with the inner cavity structure of the inner rod 2, in order to avoid the rotation of the inner rod 2, any horizontal section of the hollow structure of the outer rod 3 is polygonal, the joint of two adjacent sides of the polygon is arc-shaped, the shape of the inner rod 2 is matched with the hollow structure of the outer rod 3, the inner rod 2 cannot rotate in the outer rod 3 due to the structure, the inner rod 2 is inserted into the hollow structure of the outer rod 3, the top end of the inner rod 2 is connected with the connector device 1, the inner rod 2 slides up and down in the hollow structure of the outer rod 3 and extends upwards from the connecting end 31, the inner rod 2 is provided with a plurality of fixing holes (not shown), the inner diameter of the fixing holes is matched, and a fixing hole is formed at each scale mark. When the inner rod 2 rises from the outer rod 3 and rises to the required scale, the inner rod is continuously pulled upwards and then pressed, and the first bulge 422 enters the fixed hole during the process.
The bottom fixing device 5 is connected with the fixing end 32, the bottom fixing device 5 comprises an air damping device 51, an inner joint 52, a conical head 53 and a pointed end 54, the air damping device 51 and the inner joint 52 are embedded into the hollow structure of the outer rod 3, the shapes of the air damping device 51 and the inner joint 52 are matched with the shape of the hollow structure of the outer rod 3, the upper end of the inner joint 52 is in contact with the air damping device 51, the lower end of the inner joint is connected with the conical head 53, and the pointed end 54 is arranged below the conical head 53 and is fixedly connected with the conical head 53.
In order to avoid the inclination of the inner rod 2 and the outer rod 3, a leveling circular bubble device 45 for judging the horizontal plane is further arranged on the locking device 4.
A second protrusion (not shown) or a concave circle (not shown) is provided at the outer wall of the locking ring 42 corresponding to the first protrusion 422, and one end of the spring 43 is sleeved on the second protrusion or embedded in the concave circle for positioning the spring 43.
The outer wall of the locking ring 42 on the side opposite to the spring 43 is exposed to the chamber 44, and a non-slip strip (not shown) is provided on the outer wall of the locking ring 42, so that when the inner rod 2 needs to be lowered, the non-slip strip is pressed, the first protrusion 422 moves toward the spring 43, and the inner rod 2 falls down.
In one embodiment, the parameters are described as follows:
1. the total length of the inner rod 2 when the inner rod 2 falls into the outer rod 3 is 1250 mm, the longest length of the inner rod 2 after the inner rod 2 is stretched from the outer rod 3 is 2000mm, and two scales of 1600mm and 1800mm are marked on the inner rod 2.
2. The main materials of the inner rod 2 and the outer rod 3 are carbon fiber and aluminum alloy materials, the self-locking telescopic integrated structure is adopted, the upper end of the connector device 1 is an 5/8 threaded connector, and the tip 54 is a 304 stainless steel tip. The net weight of the rod is 0.9 KG.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a flexible integral type GNSS of self-locking uses centering rod, characterized by: comprises a joint device used for connecting a surveying and mapping device, an inner rod, an outer rod, a locking device and a bottom fixing device used for fixing with the ground,
the outer rod is in a rod-shaped hollow structure, the upper end of the outer rod is a connecting end, the lower end of the outer rod is a fixed end,
the locking device is fixedly connected with the connecting end and comprises a fixed lock frame, a locking ring, a spring and a cavity for containing the locking ring, the cavity is arranged in the fixed lock frame, the locking ring is arranged in the cavity, the locking ring is provided with a first through hole, the first through hole is communicated with the hollow structure of the outer rod, a first bulge is arranged on the inner wall of the first through hole, the spring is arranged in the cavity, one end of the spring is contacted with the outer wall of the locking ring, and the other end of the spring is contacted with the inner wall of the cavity,
the inner rod is inserted into the hollow structure of the outer rod, the top end of the inner rod is connected with a connector device, the inner rod slides up and down in the hollow structure of the outer rod and extends upwards from the connecting end, the inner rod is provided with a plurality of fixing holes, the inner diameters of the fixing holes are matched with the diameter of the first bulges,
the bottom fixing device is connected with the fixing end.
2. The centering rod for the self-locking telescopic integrated GNSS as claimed in claim 1, wherein: any horizontal section of the hollow structure of the outer rod is polygonal, the joint of two adjacent sides of the polygon is arc-shaped, and the shape of the inner rod is matched with the hollow structure of the outer rod.
3. The centering rod for the self-locking telescopic integrated GNSS as claimed in claim 2, wherein: the upper end of the connector device is provided with threads, the lower end of the connector device is inserted into the inner rod, and the lower end structure of the connector device is matched with the inner cavity structure of the inner rod.
4. The centering rod for the self-locking telescopic integrated GNSS as claimed in claim 1, wherein: the inner rod is marked with a plurality of scale marks, and each scale mark is provided with a fixing hole.
5. The centering rod for the self-locking telescopic integrated GNSS as claimed in claim 1, wherein: and the locking device is also provided with a leveling circular bubble device for judging the horizontal plane.
6. The centering rod for the self-locking telescopic integrated GNSS as claimed in claim 1, wherein: and a second bulge or a concave circle is arranged on the outer wall of the locking ring corresponding to the first bulge, and one end of the spring is sleeved on the second bulge or embedded in the concave circle.
7. The centering rod for the self-locking telescopic integrated GNSS as claimed in claim 1, wherein: the outer wall of the locking ring on the side opposite to the spring is exposed out of the cavity, and an anti-slip strip is arranged on the outer wall of the locking ring.
8. The centering rod for the self-locking telescopic integrated GNSS as claimed in claim 1, wherein: bottom fixing device includes air damping device, internal joint, conical head and tip, air damping device and internal joint embedding in the hollow structure of outer pole, the shape of air damping device and internal joint with the hollow structure's of outer pole shape cooperatees, the upper end contact air damping device of internal joint, the lower extreme is connected the conical head, the tip set up in the below of conical head, and with conical head fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820607269.XU CN208026280U (en) | 2018-04-26 | 2018-04-26 | A kind of flexible integral type GNSS centering rods of self-locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820607269.XU CN208026280U (en) | 2018-04-26 | 2018-04-26 | A kind of flexible integral type GNSS centering rods of self-locking |
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| Publication Number | Publication Date |
|---|---|
| CN208026280U true CN208026280U (en) | 2018-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820607269.XU Active CN208026280U (en) | 2018-04-26 | 2018-04-26 | A kind of flexible integral type GNSS centering rods of self-locking |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724578A (en) * | 2019-02-04 | 2019-05-07 | 刘志强 | The dedicated forced centering apparatus of tunnel laser profiler |
| CN110712745A (en) * | 2019-10-23 | 2020-01-21 | 中航飞机起落架有限责任公司 | Bearable pull rod device |
| CN112736515A (en) * | 2020-12-23 | 2021-04-30 | 国网浙江省电力有限公司常山县供电公司 | Grounding wire device |
| CN114458666A (en) * | 2022-01-28 | 2022-05-10 | 深圳市量道科技有限公司 | Flexible centering rod |
-
2018
- 2018-04-26 CN CN201820607269.XU patent/CN208026280U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724578A (en) * | 2019-02-04 | 2019-05-07 | 刘志强 | The dedicated forced centering apparatus of tunnel laser profiler |
| CN110712745A (en) * | 2019-10-23 | 2020-01-21 | 中航飞机起落架有限责任公司 | Bearable pull rod device |
| CN112736515A (en) * | 2020-12-23 | 2021-04-30 | 国网浙江省电力有限公司常山县供电公司 | Grounding wire device |
| CN114458666A (en) * | 2022-01-28 | 2022-05-10 | 深圳市量道科技有限公司 | Flexible centering rod |
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