CN211373621U - Rapid centering device for underground measurement - Google Patents
Rapid centering device for underground measurement Download PDFInfo
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- CN211373621U CN211373621U CN201922350580.8U CN201922350580U CN211373621U CN 211373621 U CN211373621 U CN 211373621U CN 201922350580 U CN201922350580 U CN 201922350580U CN 211373621 U CN211373621 U CN 211373621U
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- base plate
- circular base
- supporting platform
- centering device
- centering
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Abstract
The utility model discloses a quick centering device for underground measurement in the technical field of underground measurement, which comprises a circular base plate, wherein the bottom of the circular base plate is provided with a supporting platform, the bottom of the supporting platform is provided with a tripod, the top of the supporting platform is provided with a limiting through groove, the bottom of the circular base plate is provided with a connecting ring matched with the limiting through groove, the top of the supporting platform is provided with a level mark hole, the outer wall of the circular base plate is provided with a level observation port matched with the level mark hole, the utility model discloses a circular base plate is movably arranged on the supporting platform at the top of the tripod, the circular base plate is matched and centered with the level mark hole through the level observation port, meanwhile, the circular base plate is conveniently arranged by two groups of meniscus plates, the center of the circular base plate is provided with a centering cavity, a plumbum hammer for measurement can conveniently center the centering through the centering hole during measurement, thereby accelerating the centering, the operation time is shortened, and the directional work efficiency of the gyroscope is greatly improved.
Description
Technical Field
The utility model relates to a measure technical field in the pit, specifically be a quick centering device for measure in the pit.
Background
In the engineering measurement, measurement control points on the earth surface are mostly arranged on the ground, and in the mine underground measurement, the measurement control points are influenced by the roadway environment and are easily damaged if arranged on the ground, so the measurement control points are usually arranged on the top of the roadway. When measuring, bind up the centering plummet at the control point, carry out equipment centering adjustment, it has great error to rely on the intermediate position that naked eye distinguished tripod supporting platform in actual operation, often can't make equipment correct centering behind the erection equipment, need take off the instrument and readjust the foot rest position, and this process has not only wasted down-hole operating time, has increased the damage risk of instrument handling moreover, can influence the production task because of occupying underworkings in a large number simultaneously. Therefore, a fast centering device is needed to accelerate the centering and leveling speed and shorten the operation time. To this end, we propose a quick centering device for downhole measurements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a quick centering device for measure in pit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick centering device for be used for measuring in pit, includes circular base plate, circular base plate's bottom sets up supporting platform, supporting platform's bottom sets up the tripod, supporting platform's top sets up spacing logical groove, circular base plate's bottom sets up the go-between that matches with spacing logical groove, supporting platform's top sets up the water level hole, circular base plate's outer wall sets up the level viewing aperture that matches with the water level hole.
Furthermore, the circular base plate comprises two symmetrical groups of menisci, centering holes are formed in the middle positions of the opposite end faces of the two groups of menisci, and a plastic gasket is arranged at the joint of the centering holes.
Furthermore, the connecting ring is movably inserted into the inner wall of the limiting through groove, and the connecting mode of the connecting ring and the limiting through groove is in clearance fit.
Further, the inner diameter of the level observation port is larger than the outer diameter of the level hole.
Further, the outer diameter of the circular base plate is the same as that of the supporting platform.
Furthermore, the tripod is movably arranged at the bottom of the supporting platform through a pin shaft, and the bottom of the tripod is provided with a conical clamping block.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses movable mounting circular base plate on the supporting platform at tripod top, circular base plate pass through level viewing aperture and the cooperation centering of water standard hole, and circular base plate is conveniently installed by two sets of semilunar plate combinations simultaneously, and the center department of circular base plate sets up cavity, and the plummet of measuring usefulness passes through the centering that the centering hole can be convenient when measuring for centering flattening speed shortens operating time, has improved the directional work efficiency of top greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the circular substrate structure of the present invention;
FIG. 3 is a schematic structural view of the supporting platform of the present invention;
fig. 4 is a schematic view of the inverted circular base plate of the present invention.
In the figure: 1. a circular substrate; 2. a support platform; 3. a tripod; 4. a level mark hole; 5. a leveling observation port; 6. centering holes; 7. a connecting ring; 8. spacing logical groove.
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.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a quick centering device for be used for measuring in pit, including circular base plate 1, the bottom of circular base plate 1 sets up supporting platform 2, the external diameter of circular base plate 1 is the same with supporting platform 2's external diameter, circular base plate 1 of the same external diameter makes things convenient for the centering more and guarantees stability with supporting platform 2, supporting platform 2's bottom sets up tripod 3, tripod 3 sets up in supporting platform 2's bottom through the round pin axle activity, and tripod 3's bottom sets up to toper joint piece, tripod 3 can conveniently fix the grafting at the measuring position through toper joint piece, supporting platform 2's top sets up spacing logical groove 8, circular base plate 1's bottom sets up the go-between 7 that matches with spacing logical groove 8, supporting platform 2's top sets up level hole 4, circular base plate 1's outer wall sets up the level viewing aperture 5 that matches with level hole 4.
Referring to fig. 2 and 4, the circular base plate 1 includes two symmetrical meniscus groups, the middle position of the opposite end surfaces of the two meniscus groups is provided with a centering hole 6, the joint of the two centering holes 6 is provided with a plastic gasket, a connecting line with a plumb passes through the centering hole 6 from bottom to top, and the plumb used for measurement can be directly and quickly centered through the circular base plate 1;
referring to fig. 1, 3 and 4, the connecting ring 7 is movably inserted into the inner wall of the limiting through groove 8, the connecting ring 7 and the limiting through groove 8 are in clearance fit, and the circular substrate 1 is movably clamped in the limiting through groove 8 on the supporting platform 2 through the connecting ring 7, so that the circular substrate 1 and the supporting platform 2 at the top of the tripod 3 can be centered conveniently;
referring to fig. 1, 2 and 3, the inner diameter of the leveling observation port 5 is larger than the outer diameter of the leveling mark hole 4, and the leveling observation port 5 is aligned with the leveling mark hole 4, so as to further ensure the accuracy of the circular substrate 1 in the center when the circular substrate is fixed on the supporting platform 2;
example (b): when measuring in the pit, at first will be by circular base plate 1 that two sets of menisci formed through the activity joint of go-between 7 in spacing logical groove 8, will align level viewing aperture 5 and levelling mark hole 4 simultaneously, thereby install circular base plate 1 at the top of supporting platform 2 spacingly, then will be used for during the plumb bob of measuring passes centering hole 6 on circular base plate 1 from bottom to top through the pull wire, the measuring position has been adjusted to the tripod among the measurement process, then make the plumb bob free fall measure can.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A quick centering device for downhole measurements, comprising a circular base plate (1), characterized in that: the bottom of circular base plate (1) sets up supporting platform (2), the bottom of supporting platform (2) sets up tripod (3), the top of supporting platform (2) sets up spacing logical groove (8), the bottom of circular base plate (1) sets up go-between (7) that match with spacing logical groove (8), the top of supporting platform (2) sets up water level hole (4), the outer wall setting of circular base plate (1) observes mouthful (5) with water level observation hole (4) matching.
2. A quick centering device for downhole measurements according to claim 1, wherein: the circular base plate (1) comprises two symmetrical menisci, centering holes (6) are formed in the middle positions of the opposite end faces of the two menisci, and plastic gaskets are arranged at the joints of the centering holes (6).
3. A quick centering device for downhole measurements according to claim 1, wherein: the connecting ring (7) is movably inserted into the inner wall of the limiting through groove (8), and the connecting mode of the connecting ring (7) and the limiting through groove (8) is in clearance fit.
4. A quick centering device for downhole measurements according to claim 1, wherein: the inner diameter of the leveling observation port (5) is larger than the outer diameter of the leveling standard hole (4).
5. A quick centering device for downhole measurements according to claim 1, wherein: the outer diameter of the circular base plate (1) is the same as that of the supporting platform (2).
6. A quick centering device for downhole measurements according to claim 1, wherein: the tripod (3) is movably arranged at the bottom of the supporting platform (2) through a pin shaft, and the bottom of the tripod (3) is provided with a conical clamping block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922350580.8U CN211373621U (en) | 2019-12-25 | 2019-12-25 | Rapid centering device for underground measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922350580.8U CN211373621U (en) | 2019-12-25 | 2019-12-25 | Rapid centering device for underground measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211373621U true CN211373621U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922350580.8U Active CN211373621U (en) | 2019-12-25 | 2019-12-25 | Rapid centering device for underground measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211373621U (en) |
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2019
- 2019-12-25 CN CN201922350580.8U patent/CN211373621U/en active Active
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