CN108489473B - Total powerstation prism - Google Patents
Total powerstation prism Download PDFInfo
- Publication number
- CN108489473B CN108489473B CN201810669623.6A CN201810669623A CN108489473B CN 108489473 B CN108489473 B CN 108489473B CN 201810669623 A CN201810669623 A CN 201810669623A CN 108489473 B CN108489473 B CN 108489473B
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- prism
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- upright post
- rotating shaft
- universal ball
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 23
- 238000005259 measurement Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a total station prism which comprises an upper prism assembly, a middle connecting assembly and a lower embedded assembly, wherein the upper prism assembly comprises a prism and a prism support, the prism is rotatably connected to the top of the prism support, a prism support level gauge is arranged on the prism support, and a first fixing upright post is arranged at the bottom of the prism support; the middle connecting component comprises a second fixed upright post, the bottom of the first fixed upright post is connected with the top of the second fixed upright post through a universal connecting piece, and a screw rod is arranged at the bottom of the second fixed upright post; the lower part embedded assembly comprises a sleeve nut which is used for being matched and connected with the screw rod, a steel plate is sleeved on the top of the sleeve nut, and embedded bars are arranged at the bottom of the sleeve nut. The total station prism is simple in structure, reasonable in design, high in measurement efficiency, and capable of effectively avoiding accidental errors caused by manual centering and improving the measurement accuracy of foundation pit monitoring.
Description
Technical Field
The invention relates to the field of measurement of distance, level and azimuth, in particular to a total station prism.
Background
In the existing foundation pit monitoring, after the elevation datum point is set, monitoring points of the foundation pit and the supporting structure are arranged along the periphery of the foundation pit, the horizontal distance between the monitoring points is not more than 20m, and the number of the monitoring points on each side is not less than 3. Wherein, the horizontal displacement monitoring point and the vertical displacement monitoring point are preferably common points, and the monitoring points are preferably arranged on the top of the enclosure wall or the foundation pit slope; when the monitoring points are buried at the top of the crown beam, after the burying points are selected, holes are formed in the crown beam by using an electric drill, and then measuring nails are implanted. The foundation pit monitoring principle is as follows: and measuring the three-dimensional coordinate difference value of the two measuring points before and after to obtain displacement sedimentation, namely measuring the three-dimensional coordinate change of the point.
The existing means are complicated in steps, an operator needs to center the centering rod and the measuring nails each time, and the centering rod is installed and centered again, so that the efficiency is low, the precision is affected, the skill tolerance requirement on the operator is high during centering, accidental errors are easy to occur, and the accuracy is not guaranteed.
Disclosure of Invention
The invention aims to provide a total station prism which is used for foundation pit monitoring, has high measurement efficiency and high measurement precision and can be quickly installed.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides a total station prism which comprises an upper prism assembly, a middle connecting assembly and a lower embedded assembly, wherein the upper prism assembly comprises a prism and a prism support, the prism is rotatably connected to the top of the prism support, a prism support level gauge is arranged on the prism support, and a first fixing upright post is arranged at the bottom of the prism support; the middle connecting component comprises a second fixed upright post, the bottom of the first fixed upright post is connected with the top of the second fixed upright post through a universal connecting piece, the universal connecting piece is used for realizing universal rotation adjustment and fixation of the upper prism component above the middle connecting component, and a screw rod is arranged at the bottom of the second fixed upright post; the lower embedded assembly comprises a sleeve nut which is used for being matched and connected with the screw rod, a steel plate is sleeved on the top of the sleeve nut, and embedded bars are arranged at the bottom of the sleeve nut.
Optionally, the prism support is a U-shaped prism support, the prism is rotatably installed at an opening end of the U-shaped prism support through a prism rotating shaft, and two ends of the prism rotating shaft are respectively fixed on two side supports of the U-shaped prism support; the prism is arranged on the prism rotating shaft in a penetrating way; the prism support level gauge is fixed on the upper end face of the bottom support of the U-shaped prism support, and the lower end face of the bottom support of the U-shaped prism support is welded with the first fixed upright post.
Optionally, the prism support level is embedded in the center of the upper end surface of the bottom support of the U-shaped prism support.
Optionally, two ends of the prism rotating shaft are respectively fixed with a rotating shaft base, and the rotating shaft bases are used for limiting the prism to move along the axis direction of the prism rotating shaft.
Optionally, the portion of the prism located below the prism rotating shaft is a hemispherical prism.
Optionally, the universal connecting piece includes universal ball, universal ball footstock and ball fixing bolt, the universal ball is connected the top of second fixed column, the top of universal ball footstock is connected the bottom of first fixed column, the bottom of universal ball footstock is used for the cover to be established the periphery of universal ball, fixing screw hole has been seted up to the oblique top side of universal ball footstock, ball fixing bolt precession fixing screw hole is used for fixing the universal ball footstock is in the position on the universal ball.
Optionally, the bottom of second fixed stand with the screw rod welding, the top of screw rod still is provided with the screw rod roof, the screw rod roof is used for limiting the screw rod precession the maximum stroke in the collet nut.
Optionally, the steel plate is welded at the top periphery of the sleeve nut, and the top of the embedded bar is welded with the bottom of the sleeve nut.
Optionally, the embedded steel bar is a twisted steel bar.
Compared with the prior art, the invention has the following technical effects:
the total station prism disclosed by the invention has the advantages of simple structure, reasonable design, small volume, easiness in carrying and convenience in transportation and storage; meanwhile, the prism support level gauge arranged on the prism support is matched with the universal adjustment between the universal ball and the universal ball footstock, so that for each monitoring, a user only needs to adjust the level bubble centering of the prism support level gauge on the prism support in a small range based on the universal ball at the measuring point, the step of centering a centering rod is reduced, the effect of simplifying each measuring step is achieved, the measuring efficiency is improved, accidental errors caused by manual centering can be effectively avoided, and the measuring precision of foundation pit monitoring is improved; moreover, the middle connecting component and the lower embedded component are connected by screw threads, so that the device is convenient to detach and can be used repeatedly, is favorable for saving cost, and has good economic benefit.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an exploded structure of a total station prism of the present invention;
FIG. 2 is a schematic view of the upper prism assembly of the total station prism of FIG. 1;
FIG. 3 is a schematic view of the structure of the center connection assembly in the total station prism of FIG. 1;
FIG. 4 is a schematic view of the structure of the lower embedded assembly of the total station prism of FIG. 1;
FIG. 5 is a schematic view of a lower portion of the lower embedment assembly of FIG. 4;
wherein, the reference numerals are as follows: 1. a prism; 2. a prism rotating shaft; 3. a rotating shaft base; 4. a prism support; 41. a side bracket; 42. a bottom bracket; 5. a first fixed upright; 6. a universal ball top seat; 61. fixing the threaded holes; 7. a ball fixing bolt; 8. a universal ball; 9. a second fixed upright; 10. a screw top plate; 11. a screw; 12. a steel plate; 13. a collet nut; 14. embedding reinforcing steel bars; 15. prism support level gauge.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a total station prism which is used for foundation pit monitoring, has high measurement efficiency and high measurement precision and can be quickly installed.
Based on the above, the invention provides a total station prism, which comprises an upper prism assembly, a middle connecting assembly and a lower embedded assembly, wherein the upper prism assembly comprises a prism and a prism support, the prism is rotatably connected to the top of the prism support, a prism support level gauge is arranged on the prism support, and a first fixing upright post is arranged at the bottom of the prism support; the middle connecting component comprises a second fixed upright post, the bottom of the first fixed upright post is connected with the top of the second fixed upright post through a universal connecting piece, the universal connecting piece is used for realizing universal rotation adjustment and fixation of the upper prism component above the middle connecting component, and a screw is arranged at the bottom of the second fixed upright post; the lower part embedded assembly comprises a sleeve nut which is used for being matched and connected with the screw rod, a steel plate is sleeved on the top of the sleeve nut, and embedded bars are arranged at the bottom of the sleeve nut.
The total station prism disclosed by the invention has the advantages that the structure is simple, the design is reasonable, the centering step of the centering rod can be reduced by matching with the universal adjustment between the universal ball and the universal ball footstock through the prism support level arranged on the prism support, the effect of simplifying each measuring step is achieved, the measuring efficiency is improved, accidental errors caused by manual centering can be effectively avoided, and the measuring precision of foundation pit monitoring is improved.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Embodiment one:
as shown in fig. 1, the embodiment provides a total station prism, which comprises an upper prism assembly, a middle connecting assembly and a lower embedded assembly, wherein the upper prism assembly comprises a prism 1 and a prism support 4, the prism 1 is rotatably connected to the top of the prism support 4, a prism support level 15 is mounted on the prism support 4, and a first fixed upright 5 is arranged at the bottom of the prism support 4; the middle connecting component comprises a second fixed upright post 9, the bottom of the first fixed upright post 5 is connected with the top of the second fixed upright post 9 through a universal connecting piece, the universal connecting piece is used for realizing the universal rotation adjustment and fixation of the upper prism component above the middle connecting component, and the bottom of the second fixed upright post 9 is provided with a screw 11; the lower part embedded assembly comprises a sleeve nut 13 which is used for being matched and connected with the screw 11, a steel plate 12 is sleeved on the top of the sleeve nut 13, and embedded bars 14 are arranged at the bottom of the sleeve nut 13.
In this embodiment, as shown in fig. 1-2, the prism support 4 is a U-shaped prism support, the prism 1 is rotatably mounted at the opening end of the U-shaped prism support through a prism rotating shaft 2, and two ends of the prism rotating shaft 2 are respectively fixed on two side supports 41 of the U-shaped prism support; the prism 1 is arranged on the prism rotating shaft 2 in a penetrating way; the prism support level 15 is fixed on the upper end face of the bottom support 42 of the U-shaped prism support, and the lower end face of the bottom support 42 of the U-shaped prism support is welded with the first fixed upright 5.
Further, as shown in fig. 2, the prism support level 15 is embedded in the center position of the upper end face of the bottom support 42 of the U-shaped prism support; the prism support level 15 is internally provided with a level bubble, and the position of the level bubble in the prism support level 15 is adjusted and observed to serve as a reference for whether the prism 1 is leveled and centered.
Further, as shown in fig. 1 to 2, two ends of the prism rotating shaft 2 are respectively fixed with a rotating shaft base 3, and the rotating shaft base 3 is used for fixing the prism 1 on the prism rotating shaft 2 and limiting the movement of the prism 1 along the axis direction of the prism rotating shaft 2.
Further, the portion of the prism 1 below the prism rotating shaft 2 is a hemispherical prism, the portion of the prism 1 above the prism rotating shaft 2 may be a semi-cylindrical prism, and the outer edge of the hemispherical prism and the outer edge of the semi-cylindrical prism are spliced into a circle.
Further, as shown in fig. 1 to 3, the universal joint comprises a universal ball 8, a universal ball footstock 6 and a ball fixing bolt 7, the universal ball 8 is connected to the top of the second fixing upright 9, the top end of the universal ball footstock 6 is connected to the bottom of the first fixing upright 5, the bottom end of the universal ball footstock 6 is used for being sleeved on the periphery of the universal ball 8, a fixing threaded hole 61 is formed in the inclined top side of the universal ball footstock 6, and the ball fixing bolt 7 is screwed into the fixing threaded hole 61 to fix the position of the universal ball footstock 6 on the universal ball 8.
Further, as shown in fig. 4, the bottom of the second fixing upright 9 is welded with the screw 11, and the top of the screw 11 is further provided with a screw top plate 10, and the screw top plate 10 is used for limiting the maximum travel of the screw 11 screwed into the collet nut 13.
Further, as shown in fig. 4 to 5, the steel plate 12 is welded to the top periphery of the collet nut 13, and the top of the embedded bar 14 is welded to the bottom of the collet nut 13.
Further, the embedded bars 14 are screw-thread bars, and the embedded bars 14 are used for being embedded and fixed at the monitoring points.
The following describes the specific use of this embodiment:
when the embedded steel plate is used, the lower embedded component is embedded at the monitoring point, namely the embedded steel bar 14 is embedded and anchored underground at the monitoring point, and when the lower surface of the steel plate 12 is attached to the ground surface, the embedding of the lower embedded component is completed; then screwing the screw 11 into the sleeve nut 13 of the lower embedded assembly until the screw top plate 10 abuts against the upper surface of the steel plate 12 to finish the installation connection of the middle connecting assembly and the lower embedded assembly, and at the moment, the upper prism assembly and the middle connecting assembly are connected through a universal connecting piece; then, the universal ball top seat 6 is adjusted to rotate on the universal ball 8 until the level bubble is in the middle of the prism support level, the rotation of the universal ball top seat 6 is stopped, the ball fixing bolt 7 is screwed into the fixing threaded hole 61, the universal ball 8 is extruded to tightly contact with the universal ball top seat 6 through the ball fixing bolt 7, and the purpose that the universal ball top seat 6 is fixed on the universal ball 8 is achieved, so that centering is completed; finally, measuring the sedimentation value of the monitoring point, wherein the foundation pit monitoring principle is as follows: the three-dimensional coordinate difference of the same measuring point is measured before and after twice, so that displacement settlement is obtained, namely, the three-dimensional coordinate change of the point is measured, the specific measuring steps are common knowledge in the field, and are not repeated herein, and when the same monitoring point is measured, the alignment can be completed by only aligning the level bubble on the prism support 4 for each measurement.
Therefore, the total station prism has the advantages of simple structure, reasonable design, small volume, easy disassembly and assembly, easy carrying and convenient transportation and storage; meanwhile, the prism support level gauge arranged on the prism support is matched with the universal adjustment between the universal ball and the universal ball footstock, so that for each monitoring, a user only needs to adjust the level bubble centering of the prism support level gauge on the prism support in a small range based on the universal ball at the measuring point, the step of centering a centering rod is reduced, the effect of simplifying each measuring step is achieved, the measuring efficiency is improved, accidental errors caused by manual centering can be effectively avoided, and the measuring precision of foundation pit monitoring is improved; moreover, the middle connecting component and the lower embedded component are connected by screw threads, so that the device is convenient to detach and can be used repeatedly, is favorable for saving cost, and has good economic benefit.
It should be noted that, the middle universal connector of the present invention is not limited to the use of universal balls, universal ball seats and ball fixing bolts, and the adaptation changes according to the actual requirements are all within the scope of the present invention; the shape of the prism support and the shape of the prism are not limited to the above embodiments, and the adaptation according to the actual requirements is within the scope of the present invention.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (7)
1. A total powerstation prism, characterized in that: the device comprises an upper prism assembly, a middle connecting assembly and a lower embedded assembly, wherein the upper prism assembly comprises a prism and a prism support, the prism is rotatably connected to the top of the prism support, a prism support level gauge is mounted on the prism support, and a first fixing upright post is arranged at the bottom of the prism support; the middle connecting component comprises a second fixed upright post, the bottom of the first fixed upright post is connected with the top of the second fixed upright post through a universal connecting piece, the universal connecting piece is used for realizing universal rotation adjustment and fixation of the upper prism component above the middle connecting component, and a screw rod is arranged at the bottom of the second fixed upright post; the lower embedded assembly comprises a sleeve nut which is used for being matched and connected with the screw rod, a steel plate is sleeved on the top of the sleeve nut, and embedded bars are arranged at the bottom of the sleeve nut; the universal connecting piece comprises a universal ball, a universal ball top seat and a ball fixing bolt, wherein the universal ball is connected to the top of the second fixing upright post, the top end of the universal ball top seat is connected to the bottom of the first fixing upright post, the bottom end of the universal ball top seat is used for being sleeved on the periphery of the universal ball, a fixing threaded hole is formed in the inclined top side of the universal ball top seat, and the ball fixing bolt is screwed into the fixing threaded hole to fix the position of the universal ball top seat on the universal ball; the prism support is a U-shaped prism support, the prism is rotatably arranged at the opening end of the U-shaped prism support through a prism rotating shaft, and two ends of the prism rotating shaft are respectively fixed on two side supports of the U-shaped prism support; the prism is arranged on the prism rotating shaft in a penetrating way; the prism support level gauge is fixed on the upper end face of the bottom support of the U-shaped prism support, and the lower end face of the bottom support of the U-shaped prism support is welded with the first fixed upright post.
2. The total powerstation prism of claim 1, and further wherein: the prism support level is embedded in the center of the upper end face of the bottom support of the U-shaped prism support.
3. The total powerstation prism of claim 2, and further characterized by: and two ends of the prism rotating shaft are respectively fixed with a rotating shaft base, and the rotating shaft bases are used for limiting the prism to move along the axial direction of the prism rotating shaft.
4. A total station prism as claimed in claim 3, characterized in that: the part of the prism, which is positioned below the prism rotating shaft, is a hemispherical prism.
5. The total powerstation prism of claim 1, and further wherein: the bottom of the second fixed upright post is welded with the screw rod, a screw rod top plate is further arranged at the top of the screw rod, and the screw rod top plate is used for limiting the maximum stroke of the screw rod which is screwed into the sleeve nut.
6. The total powerstation prism of claim 1, and further wherein: the steel plate is welded on the periphery of the top of the sleeve nut, and the top of the embedded bar is welded with the bottom of the sleeve nut.
7. The total powerstation prism of claim 6, and further wherein: the embedded steel bars are threaded steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810669623.6A CN108489473B (en) | 2018-06-26 | 2018-06-26 | Total powerstation prism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810669623.6A CN108489473B (en) | 2018-06-26 | 2018-06-26 | Total powerstation prism |
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| CN108489473A CN108489473A (en) | 2018-09-04 |
| CN108489473B true CN108489473B (en) | 2024-03-19 |
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| CN201810669623.6A Active CN108489473B (en) | 2018-06-26 | 2018-06-26 | Total powerstation prism |
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| CN109238228A (en) * | 2018-11-16 | 2019-01-18 | 长安大学 | A kind of novel high slope displacement and settlement monitoring device and its application method |
| CN109405813B (en) * | 2018-11-20 | 2020-10-09 | 毕欣 | 360-degree adjustable monitoring prism |
| CN109900261A (en) * | 2019-04-10 | 2019-06-18 | 江阴香江光电仪器有限公司 | Corner measuring prism |
| CN112179325A (en) * | 2020-11-02 | 2021-01-05 | 中国建筑第八工程局有限公司 | Total station prism installation centering device and method for screw installation measurement |
| CN113186838A (en) * | 2021-04-23 | 2021-07-30 | 中交二航局第四工程有限公司 | Segment beam virtual linear control point embedding method and application |
| CN113551641B (en) * | 2021-07-29 | 2023-03-17 | 中冀建勘集团有限公司 | Horizontal displacement monitoring device, system and method suitable for subway tunnel in operation period |
| CN113982049A (en) * | 2021-12-06 | 2022-01-28 | 上海宝冶工程技术有限公司 | Slope-releasing L-shaped prism reusable device and mounting method |
| CN116025180A (en) * | 2023-01-13 | 2023-04-28 | 中国一冶集团有限公司 | Single unwrapping wire measurement construction equipment |
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