CN211178494U - Be used for column pier central point to measure positioner - Google Patents
Be used for column pier central point to measure positioner Download PDFInfo
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- CN211178494U CN211178494U CN202020113503.0U CN202020113503U CN211178494U CN 211178494 U CN211178494 U CN 211178494U CN 202020113503 U CN202020113503 U CN 202020113503U CN 211178494 U CN211178494 U CN 211178494U
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- centering rod
- connecting rod
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Abstract
The utility model discloses a measuring and positioning device for a central point of a column pier, which comprises a centering rod, two side rods and a connecting rod, wherein the centering rod is vertically arranged, a first circular prism is arranged at the top end of the centering rod, a pointed supporting leg is arranged at the bottom end of the centering rod, and the side rods are connected on the centering rod to form a stable support structure; the connecting rod is arranged in the horizontal direction, the connecting rod is connected to the centering rod, two ends of the connecting rod are respectively connected with an upward first extension rod and a downward second extension rod, the first extension rod is provided with a second circular prism, and the second extension rod is provided with a positioning support leg; the first circular prism, the second circular prism and the positioning support leg are positioned in the same vertical plane. The utility model provides a be used for column type mound central point to measure positioner, avoided surveying staff's climbing operation, improved the operation security; the survey crew can select the method of freely setting up the station according to the site topography, combines angle and distance requirement, measures the location lofting, measures and uses convenient and flexible more.
Description
Technical Field
The utility model relates to a construction survey technical field. More specifically, the utility model relates to a be used for column type mound central point to measure positioner.
Background
Highway bridge substructure is mostly the column pier, is carrying out pier stud plane position laying-out in-process, the measuring method who adopts usually: firstly, lofting the contour line of a structure on the outer side of a pier stud steel reinforcement framework; and secondly, the measurer needs to perform lofting by climbing the steel reinforcement framework to the center of the embedded reinforcement. In order to ensure the mounting precision of the template, when the first method is adopted for positioning lofting, the number of lofting points is more, and the workload is increased; often, in situations where the field work surface is inadequate, this approach is limited and not conducive to deployment. In the second method, a measurer needs to carry a centering rod to climb a framework of several meters or even dozens of meters to enter the center of the embedded rib for positioning and lofting; the method has great potential safety hazard. In addition, the visibility condition is poor due to the influence of obstacles such as construction machine machinery, surrounding barriers, framework transverse and vertical ribs (positioning ribs) and the like, and the angle of a measurer is limited when the measurer is erected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is still another purpose to provide a be used for column type mound central point to measure positioner, its efficiency, precision and the security that can effectively promote to measure the lofting location.
In order to realize the purposes and other advantages according to the present invention, a device for measuring and positioning the center point of a column pier is provided, which is used for partially extending into a reinforcement cage to perform the position lofting and positioning of the center point of a plane, and comprises a centering rod, two side rods and a connecting rod, wherein the centering rod is vertically arranged, the top end of the centering rod is provided with a first circular prism, the bottom end of the centering rod is a tip supporting leg, and the two side rods are connected to the centering rod to form a stable support structure; connecting rod horizontal direction sets up, the connecting rod is connected on the centering rod, and ascending first extension rod and decurrent second extension rod are connected respectively to the both ends of connecting rod, be equipped with second round prism on the first extension rod, be provided with the location stabilizer blade on the second extension rod, second extension rod portion stretches into the steel reinforcement cage, and the pier stud center is roughly aimed at to the locating point of waiting to put out a design of location stabilizer blade.
Preferably, the rods on the two sides are fixedly connected with the centering rod through fixing rings, and the fixing rings are sleeved on the centering rod.
Preferably, the top ends of the two side rods are respectively hinged on the fixing ring.
Preferably, the horizontal rod part of the connecting rod, which is close to the positioning support leg, is provided with a telescopic joint with scales.
Preferably, the first circular prism is connected to the top end of the centering rod through a rotating shaft, and the second circular prism is connected to the top end of the first extension rod through a rotating shaft.
Preferably, the distance ratio of the second circular prism to the positioning leg to the junction is 1: (10-20).
The utility model discloses at least, include following beneficial effect:
1. the utility model provides a be used for column type mound central point to measure positioner, avoided surveying personnel's climbing operation, only need operate outside the skeleton, the effectual security that improves the survey operation;
2. the utility model provides a be used for column type mound center point to measure positioner, the effectual limited problem of condition of seeing through that has solved, survey crew can combine angle and distance requirement to select the method of freely establishing the station according to the field topography, measures the location lofting, under the prerequisite that satisfies measurement accuracy, survey crew can more nimble selection measuring method.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of another technical solution of the present invention.
Description of reference numerals:
10. a centering rod; 20. a side lever; 30. a first circular prism; 40. a connecting rod; 401. a first extension bar; 402. a second extension bar; 50. a second circular prism; 60. and positioning the supporting legs.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1, in order to achieve these objects and other advantages according to the present invention, there is provided a positioning device for measuring a center point of a column pier, which is used for partially extending into a reinforcement cage to perform a layout positioning of a center point position of a plane, the positioning device comprises a centering rod 10, two side rods 20, and a connecting rod 40, wherein the centering rod 10 is vertically arranged, the top end of the centering rod 10 is provided with a first circular prism 30, the bottom end of the centering rod 10 is a tip support leg, the two side rods 20, and the side rods 20 are connected to the centering rod 10 to form a stable support structure; connecting rod 40 horizontal direction sets up, connecting rod 40 is connected on centering rod 10, and ascending first extension rod 401 and decurrent second extension rod 402 are connected respectively to the both ends of connecting rod 40, be equipped with second round prism 50 on the first extension rod 401, be provided with location stabilizer blade 60 on the second extension rod 402, second extension rod 402 part stretches into the steel reinforcement cage, and the pier stud center is roughly aimed at to the locating point of waiting to set out a design of location stabilizer blade 60.
When the center point of the stud pier is used for measuring, lofting and positioning, the transverse connecting rod 40 is fixed on the centering rod 10, the first circular prism 30 and the second circular prism 50 are installed, the positioning support leg 60 of the connecting rod 40 extends into the steel bar framework stud pier of the lower part structure of the highway bridge, the positioning point to be lofted of the positioning support leg 60 is approximately aligned with the center of the stud pier, the centering rod 10 and the two side rods 20 are erected on a platform surface which is positioned outside the stud pier and on the same horizontal plane with the plane to be measured, the center points of the first circular prism 30, the second circular prism 50 and the positioning support leg 60 are adjusted to be in the same vertical plane, the centering rod 10 is bubble-centered and leveled, the direction is aligned with a total station instrument, the three-dimensional coordinate positions of the first circular prism 30 and the second circular prism 50 are measured by the total station, the three-dimensional coordinate position of the positioning point to be lofted is calculated by using the length of the transverse connecting rod 40, the coordinate position of the first circular prism, and guiding the site to carry out center position positioning.
The utility model provides a be used for column type mound central point to measure positioner has avoidd measuring staff's climbing operation, and has avoidd the content that measuring staff climbing operation in the past, especially when in the construction process of high pier stud multisystem girder type bridge segmentation, only need operate outside the frame column type mound, the effectual security that improves the measurement operation; the problem that the visibility condition is limited is effectively solved, and a measurer can select a free station setting method according to the site terrain and the requirements on angle and distance to measure, position and loft.
As described above, the first extension bar 401 and the second extension bar 402 are both vertically disposed.
As described above, according to the present invention, the central points of the first circular prism 30, the second circular prism 50 and the positioning support leg 60 can be modulated into the same vertical plane by an adjustment manner, that is, the connecting rod 40 is rotatably connected to the centering rod 10, and by using the device, the original multi-point lofting is reduced to one-point lofting, thereby greatly reducing the workload of measuring lofting and improving the measuring work efficiency; meanwhile, the problem that the visibility condition is limited is effectively solved, and a measurer can select a free station setting method according to the field terrain and the requirements on angle and distance to measure, position and loft.
As described above, the connecting rod 40 is connected to the centering rod 10 in a height-adjustable manner, and the height of the centering rod 10 and the height of the transverse connecting rod 40 are adjusted according to actual conditions on site during actual operation, so that the device is suitable for measuring environments where the to-be-measured positioning point and the periphery of the pillar pier are located on different horizontal planes, and is more convenient and flexible to use.
In another technical scheme, the rods 20 on the two sides are fixedly connected with the centering rod 10 through fixing rings, and the fixing rings are sleeved on the centering rod 10, so that the connection is convenient and simple.
In another technical scheme, the top ends of the two side rods 20 are respectively hinged to the fixing rings, specifically, the side rods 20 can be folded into the centering rod 10 by using foldable hinges for connection, and the centering rod is convenient to store and carry.
In another technical scheme, as shown in fig. 2, a horizontal rod part of the connecting rod 40 close to the positioning leg 60 is provided with a telescopic joint with scales so as to be suitable for lofting, positioning and measuring column piers with different diameters, and the dimension of D1 in the drawing is determined according to the radius of the column of a construction project, so that field adjustment is facilitated.
In another technical solution, the first circular prism 30 is connected to the top end of the centering rod 10 through a rotating shaft, and the second circular prism 50 is connected to the top end of the first extension rod 401 through a rotating shaft, so as to rotate the first circular prism 30 and the second circular prism 50 towards the total station to conveniently measure the three-dimensional coordinates thereof.
Preferably, the distance ratio (D2: D1) between the second circular prism 50 and the positioning leg 60 from the junction is 1: (10-20), the structural design is more compact and effective, and the distance ratio of D2 to D1 can be flexibly adjusted according to the measurement requirement in practical application.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (6)
1. The utility model provides a be used for column pier central point to measure positioner which characterized in that includes:
the centering rod is vertically arranged, a first circular prism is arranged at the top end of the centering rod, and a pointed supporting leg is arranged at the bottom end of the centering rod;
the side rods are connected to the centering rod to form a stable support structure;
the connecting rod, the connecting rod horizontal direction sets up, the connecting rod is connected on the centering rod, and ascending first extension rod and decurrent second extension rod are connected respectively to the both ends of connecting rod, be equipped with second round prism on the first extension rod, be provided with the location stabilizer blade on the second extension rod, during second extension rod portion stretched into the steel reinforcement cage, the pier stud center is roughly aimed at to the locating point of waiting to set out a design of location stabilizer blade.
2. The device for measuring and positioning the center point of the column pier according to claim 1, wherein the two side rods are fixedly connected with the centering rod through fixing rings, and the fixing rings are sleeved on the centering rod.
3. The device for measuring and positioning the center point of a spot pier of a column according to claim 2, wherein the top ends of the two side poles are respectively hinged to the fixing ring.
4. The device for measuring and positioning the center point of a spot pier of a column according to claim 1, wherein the horizontal rod part of the connecting rod adjacent to the positioning leg is provided with a telescopic joint with scales.
5. The device as claimed in claim 1, wherein the first circular prism is connected to the top end of the centering rod through a rotating shaft, and the second circular prism is connected to the top end of the first extension rod through a rotating shaft.
6. The apparatus of claim 1, wherein the distance ratio of the second circular prism to the positioning leg to the transition is 1: (10-20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020113503.0U CN211178494U (en) | 2020-01-17 | 2020-01-17 | Be used for column pier central point to measure positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020113503.0U CN211178494U (en) | 2020-01-17 | 2020-01-17 | Be used for column pier central point to measure positioner |
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| CN211178494U true CN211178494U (en) | 2020-08-04 |
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| CN202020113503.0U Active CN211178494U (en) | 2020-01-17 | 2020-01-17 | Be used for column pier central point to measure positioner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217755A (en) * | 2021-04-01 | 2021-08-06 | 中交第二航务工程局有限公司 | Rotatable telescopic three-way prism group and use method thereof |
| CN114963987A (en) * | 2022-06-08 | 2022-08-30 | 中交第二航务工程局有限公司 | Combined device for inspecting and positioning cylindrical pier template and positioning method thereof |
-
2020
- 2020-01-17 CN CN202020113503.0U patent/CN211178494U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217755A (en) * | 2021-04-01 | 2021-08-06 | 中交第二航务工程局有限公司 | Rotatable telescopic three-way prism group and use method thereof |
| CN113217755B (en) * | 2021-04-01 | 2022-07-15 | 中交第二航务工程局有限公司 | Rotatable telescopic three-way prism group and use method thereof |
| CN114963987A (en) * | 2022-06-08 | 2022-08-30 | 中交第二航务工程局有限公司 | Combined device for inspecting and positioning cylindrical pier template and positioning method thereof |
| CN114963987B (en) * | 2022-06-08 | 2024-03-26 | 中交第二航务工程局有限公司 | Combined device for checking and positioning cylindrical pier templates and positioning method thereof |
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