CN216483061U - Movable observation pier - Google Patents
Movable observation pier Download PDFInfo
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- CN216483061U CN216483061U CN202123411344.6U CN202123411344U CN216483061U CN 216483061 U CN216483061 U CN 216483061U CN 202123411344 U CN202123411344 U CN 202123411344U CN 216483061 U CN216483061 U CN 216483061U
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- centering
- pier
- bottom plate
- plumb bob
- observation pier
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Abstract
The utility model discloses a mobile observation pier, which comprises a pier body, wherein the upper end and the lower end of the pier body are respectively provided with a centering bottom plate and a base bottom plate, the pier body is provided with a centering device, the centering device comprises a plumb bob suspension wire and a centering plumb bob, one end of the plumb bob suspension wire is connected with the center of the lower end surface of the centering bottom plate, and the other end of the plumb bob suspension wire is connected with the centering plumb bob; still include the measurement station mark, the measurement station mark is established up the up end central authorities of base bottom plate, the utility model discloses infrastructure work is simple and construction cycle is short, and simple structure, installation assembly are convenient, conveniently settle the measuring instrument, and this observation mound can reuse, and whole input is few, can dismantle under the in service behavior and take away, does not occupy construction site and space, and reducible influence to other construction operations observes mound and ground main part separation, if need change to observing the mound height then directly to remove survey the mound reprocess can.
Description
Technical Field
The utility model relates to a measuring equipment especially relates to a remove and survey mound.
Background
Under the existing technical conditions, the engineering deformation monitoring base point usually adopts a pre-buried mode to fix an observation pier, such as an observation pier (authorized bulletin number: CN204373658U) of a mountain land surface mobile observation station, the utility model provides a mountain land surface mobile observation station type RTK observation pier with a bracket, the mountain land surface mobile observation station type RTK observation pier not only can be quickly buried, but also can quickly and accurately finish the centering and leveling work in the monitoring process of the mountain land surface mobile observation station, and can enable the measurement result to meet the requirement. However, in engineering practice, a large number of temporary monitoring projects, such as foundation pit monitoring, temporary slope monitoring and the like, exist, the monitoring time period is not long, and if a conventional method is adopted, the investment is large, the repeated utilization cannot be realized, and waste is caused.
Disclosure of Invention
The utility model discloses an aim at to short-term and the not high monitoring specific condition of centering required precision, special engineering demand adopts one kind to have the removal of centering plumbing ball centering device and observes the mound, assembles in the concrete foundation, adopts centering plumbing ball centering method to carry out the centering during assembly and adjusts the verticality and the fastening of observing the mound, has simultaneously and forces the centering device, conveniently settles the measuring instrument, observes mound ability reuse, and whole input is few.
Based on the above purpose, the utility model adopts the following technical scheme:
a movable observation pier comprises a pier body, wherein a centering bottom plate and a base bottom plate are respectively arranged at the upper end and the lower end of the pier body, a centering device is arranged on the pier body and comprises a plumb ball suspension wire and a centering plumb ball, one end of the plumb ball suspension wire is connected with the center of the lower end face of the centering bottom plate, and the other end of the plumb ball suspension wire is connected with the centering plumb ball;
the measuring point mark is arranged in the center of the upper end face of the base bottom plate.
The centering is realized through the centering vertical ball, the measuring instrument is convenient to arrange, the observation pier can be repeatedly used, and the overall investment is low.
As a further scheme, the mobile observation pier further comprises a centering screw, the centering screw is installed in the center of the centering bottom plate, and the ball suspension wire is bolted to the centering screw.
As a further scheme, the centering screw is a double-headed screw, a through hole is formed in the center of the double-headed screw, and the plumb bob suspension wire penetrates through the central through hole of the double-headed screw. The centering screw is more beneficial to the installation of the plumb bob suspension wire, and the plumb bob suspension wire is well installed and is more beneficial to the centering of the centering plumb bob.
As a further scheme, the lower part of the side wall of the pier body is provided with an orifice, and the orifice corresponds to the measuring point mark. After the hole is formed, the position relation between the centering vertical ball and the measuring point mark is favorably observed and adjusted.
As a further scheme, be equipped with coupling assembling between the mound body and the ground main part, the ground main part with the mound body passes through coupling assembling swing joint.
As a further scheme, the connecting component is one or two of a threaded connecting component and a snap connecting component.
As a further scheme, the connecting assembly is a bolt, and the pier body is movably connected with the foundation main body through the bolt. Through the threaded connection of bolt pier body and ground main part, it is more convenient.
As a further proposal, the bolt is an expansion bolt or an anchor bolt.
The utility model discloses the beneficial effect who realizes:
(1) the foundation construction work is simple and the construction period is short;
(2) the structure is simple, the installation and the assembly are convenient, and a measuring instrument is convenient to install;
(3) the observation pier can be repeatedly used, and the overall investment is low;
(4) the movable type platform is used and can be taken away in a detachable mode, does not occupy a construction field and space, and can reduce influences on other construction operations;
(5) the observation pier is separated from the foundation main body, and if the height of the observation pier needs to be changed, the movable observation pier can be directly reprocessed.
Drawings
FIG. 1 is a perspective view of a mobile observation pier according to an embodiment of the present invention;
FIG. 2 is a schematic view of the installation of a mobile observation pier according to an embodiment of the present invention;
FIG. 3 is a schematic view of the internal structure of the mobile observation pier according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a centering screw according to an embodiment of the present invention.
Wherein: 1. observing pier bodies, 11, forced centering bottom plates, 111, centering screw holes, 12, tubular pier bodies, 121, vertical ball view ports, 2, centering screws, 21, hexagonal screw holes, 22, screw through holes, 3, a base, 31, base bottom plates, 32, a supporting triangle plate, 33, base mounting holes, 34, mounting bolts, 4, centering vertical balls, 41, vertical ball suspension lines, 5 and measuring point marks.
Detailed Description
Fig. 1 to 4 show a specific embodiment of a mobile observation pier, and the mobile observation pier and the supporting structure thereof comprise an observation pier body 1, a centering screw 2, a base 3, a centering vertical ball 4 and a measuring point mark 5.
As shown in fig. 2, the observation pier body 1 is composed of a forced centering bottom plate 11 and a tubular pier body 12: the forced centering bottom plate 11 is a simple circular centering bottom plate which is a circular stainless steel plate with phi 150mm and thickness of 5.0mm, and a phi 16mm English stainless steel screw matched with a Leica instrument is processed at the center of the forced centering bottom plate 11 to be used as a centering screw hole 111; the tubular pier body 12 is a stainless steel pipe with phi 120mm multiplied by 5.0mm and height of 1.2m, two openings which are distributed oppositely are processed at the lower part of the pipe to be used as vertical ball view ports, the opening width is 40mm, the height is 100mm, and the upper part and the lower part are processed into semi-circles. The centering screw 2 is made of a conventional brass total station double-head screw, and a phi 2.5mm through hole is axially drilled in the middle. A base bottom plate 31 of the base 3 is a square stainless steel plate with the size of 400mm multiplied by 400mm, four corners of the square steel plate are provided with 4 base mounting holes 33 with the diameter of 15mm for fixing a movable observation pier body, and 4 supporting triangular plates 32 with the length of 100mm, the width of 50mm and the thickness of 5mm are prepared.
As shown in FIG. 3, the plumb bob 4 is a 350g pointed bottom plumb bob, and the plumb bob wire 41 is a nylon string of 2mm diameter. Four expansion bolts with the diameter of 15mm are prepared as the mounting bolts 34, and a leveling mark is prepared as the measuring point mark 5.
The forced centering bottom plate 11 and the base bottom plate 31 are respectively welded at the upper end and the lower end of the tubular pier body 12, the centers of the forced centering bottom plate and the base bottom plate are coaxial and are perpendicular to the tubular pier body, welding seams are compact and neat, 4 supporting triangular plates 32 are additionally welded at the joints of the square base bottom plate 31 and the steel pipes, the right-angle sides of the supporting triangular plates 32 are respectively welded with the stainless steel pipes and the stainless steel bottom plate, so that the whole pier body structure is stable, one end of a nylon rope with the diameter of phi 2mm is tied on the centering plumb bob 4, the other end of the nylon rope penetrates through the centering screw 2 and is tied off and clamped, the length of the nylon rope is slightly smaller than the height of the observation pier body 1, and the height of the pointed bottom of the centering plumb bob 4 from the bottom of the tubular pier body 2 is 50-80 mm in a suspension state.
As shown in fig. 4, the centering screw 2 has a hexagonal screw hole 21 and a screw through hole 22.
Specifically, certain power station is the concrete dam, and the design of dam crest has the deformation monitoring mound, considers the influence that the dam crest is pleasing to the eye and operation machinery such as door machine probably produces, has adopted the utility model discloses a removal observation mound with plumb bob centering device.
Before use, a measuring point mark 5 is installed at a measuring base point, and then phi 15mm expansion bolts are installed around the mark as installation bolts 34 in a drilling mode. When the bolt is installed, the observation pier is vertically placed at the observation point, the centering vertical ball 4 of the observation pier is enabled to be right opposite to the top of the measurement point mark 6, and then the bolt 34 is drilled and installed by taking the central position of the base installation hole 33 as the basis.
When the device is used, the movable observation pier base mounting hole 33 is inserted into the mounting bolt 34 and fastened, the relative positions of the centering vertical ball 4 and the measuring point mark 5 are observed, when the vertical ball and the measuring point mark are positioned on the same vertical line, the pier body is in a centering state, and at the moment, the pier body is mounted after being fastened. If deviation occurs, the measuring point needs to be corrected and then measured, and the correcting method can be that the expansion bolt is pulled or a gasket is sleeved on the expansion bolt to change the verticality of the observation pier, and the like.
The mobile observation pier with the vertical ball centering device is suitable for specific conditions of short-term deformation monitoring of engineering, and trial production proves that the mobile observation pier has good effect, and practice proves that the mobile observation pier has the following long-foot parts:
1. the foundation construction work is simple and the construction period is short;
2. the structure is simple, the installation and the assembly are convenient, and a measuring instrument is convenient to install;
3. the observation pier can be repeatedly used, and the overall investment is low;
4. the movable type lifting platform can be detached and taken away under the use condition, does not occupy a construction field and space, and can reduce the influence on other construction operations;
5. and (4) separating the observation pier from the foundation, and directly re-processing the movable observation pier if the height of the observation pier needs to be changed.
Finally, it should be noted that the above-mentioned embodiments illustrate rather than limit the scope of the invention, and that modifications of equivalent forms to those skilled in the art after reading the present invention are intended to fall within the scope of the appended claims.
Claims (8)
1. A mobile observation pier comprises a pier body, wherein the upper end and the lower end of the pier body are respectively provided with a centering bottom plate and a base bottom plate, the pier body is provided with a centering device, and the mobile observation pier is characterized in that,
the centering device comprises a vertical ball suspension line and a centering vertical ball, one end of the vertical ball suspension line is connected with the center of the lower end face of the centering bottom plate, and the other end of the vertical ball suspension line is connected with the centering vertical ball;
the measuring point mark is arranged in the center of the upper end face of the base bottom plate.
2. The mobile observation pier of claim 1, further comprising a centering screw centrally mounted on the centering bottom plate, the plumb bob messenger bolted to the centering screw.
3. The mobile observation pier of claim 2, wherein the centering screw is a double-headed screw having a through hole in the center thereof, and the plumb bob messenger passes through the central through hole of the double-headed screw.
4. The mobile observation pier of claim 1, wherein an opening is formed in the lower portion of the side wall of the pier body, and the opening corresponds to the measuring point mark.
5. The mobile observation pier according to any one of claims 1 to 4, wherein a connection assembly is arranged between the pier body and the foundation main body, and the foundation main body is movably connected with the pier body through the connection assembly.
6. The mobile observation pier of claim 5, wherein the connection assembly is one or both of a threaded connection assembly and a snap-fit connection assembly.
7. The mobile observation pier of claim 5, wherein the connection assemblies are bolts, and the pier body and the foundation main body are movably connected through the bolts.
8. The mobile observation pier of claim 7, wherein the bolts are expansion bolts or anchor bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123411344.6U CN216483061U (en) | 2021-12-30 | 2021-12-30 | Movable observation pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123411344.6U CN216483061U (en) | 2021-12-30 | 2021-12-30 | Movable observation pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216483061U true CN216483061U (en) | 2022-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123411344.6U Active CN216483061U (en) | 2021-12-30 | 2021-12-30 | Movable observation pier |
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| CN (1) | CN216483061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116481505A (en) * | 2023-04-25 | 2023-07-25 | 上海勘测设计研究院有限公司 | Prism and Beidou double-positioning observation pier |
-
2021
- 2021-12-30 CN CN202123411344.6U patent/CN216483061U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116481505A (en) * | 2023-04-25 | 2023-07-25 | 上海勘测设计研究院有限公司 | Prism and Beidou double-positioning observation pier |
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