CN213120364U

CN213120364U - Bridge displacement measuring device

Info

Publication number: CN213120364U
Application number: CN202022135716.6U
Authority: CN
Inventors: 黄稳; 王园园; 张瑞诚; 赵剑; 杨增华
Original assignee: Nanchang Keyue Enterprise Management Consultation Co ltd
Current assignee: Nanchang Keyue Enterprise Management Consultation Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-05-04
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a bridge displacement measuring device, relating to the field of bridge monitoring; comprises a bottom plate A and a bottom plate B, wherein the upper surface of the bottom plate A is fixedly connected with a vertical plate A, the inner side surface of the vertical plate A is fixedly connected with a telescopic inner rod and a measuring rod, the telescopic inner rod penetrates through and is inserted into the telescopic outer rod, a sliding groove is arranged inside the measuring rod, a vertical plate B parallel to the vertical plate A is fixed on the upper surface of the bottom plate B, the inner side of the vertical plate B is fixedly connected with a loop bar, the loop bar is sleeved with a telescopic outer rod at the part parallel to the vertical plate B, a fixed block is fixed on the outer surface of the loop bar, the fixed block is arranged on one side facing the measuring bar, a sliding bar is fixed on the outer surface of the fixed block, the device is characterized in that one end, far away from the fixed block, of the sliding rod is inserted into the sliding groove, the limiting rod is fixedly connected to the surface of the upper end of the telescopic outer rod, and the device realizes measurement of displacement of the bridge in the horizontal and vertical directions through the arrangement of the loop bar, the telescopic outer rod, the measuring rod and the sliding rod.

Description

Bridge displacement measuring device

Technical Field

The utility model relates to a bridge monitoring facilities field specifically is a bridge displacement measurement device.

Background

The main contents of bridge engineering measurement comprise two parts of bridge position survey and bridge construction measurement. A bridge is built, and various measurement works are required to be carried out, wherein the measurement works comprise the following steps: surveying, construction measurements, completion measurements, etc.; during construction and after completion of the vehicle, deformation observation is also required. The measurement work content and the measurement method are different according to different bridge types and construction methods.

The existing bridge displacement measuring equipment can only measure the displacement of a bridge pier in the horizontal direction, but cannot well detect the displacement in the vertical direction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge displacement measurement device 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 bridge displacement measurement device, the device main part include bottom plate A and bottom plate B, fixed surface is connected with riser A on the bottom plate A, fixed surface is connected with the riser B that parallels with riser A on the bottom plate B, riser B has the loop bar towards one side fixed surface of riser A, riser A has flexible interior pole and measuring stick towards one side fixed surface of riser B, the cover is equipped with flexible outer pole on the flexible interior pole, flexible outer pole is on a parallel with riser A's direction and goes up the registrate, flexible outer pole inserts inside the loop bar, the spout has been seted up to the measuring stick is inside, loop bar external surface fixed has the fixed block, the fixed block is in one side towards the measuring stick, fixed block outside surface fixed has the slide bar, the slide bar is kept away from the one end of fixed block and is inserted the spout and with spout internal surface sliding connection.

As a further aspect of the present invention: pointers are carved on the upper surfaces, far away from the fixed blocks, of the sliding rods, and face the measuring rods.

As a further aspect of the present invention: scales are marked on the outer surface of the part of the telescopic outer rod parallel to the vertical plate A.

As a further aspect of the present invention: the outer surface of the upper part of the sliding groove part of the measuring rod is provided with scales.

As a further aspect of the present invention: the telescopic outer rod is characterized in that a limiting rod is fixedly connected to the top of the telescopic outer rod, a reset spring is sleeved on the limiting rod, and a limiting block is fixed to the inner wall of the lower portion of the limiting rod through the sleeve rod.

As a further proposal of the utility model, the lower surface of the right side of the measuring rod is fixedly connected with a triangular block, and the right side of the triangular block is fixedly connected with the left surface of the vertical plate A.

As a further aspect of the present invention: the four corners of bottom plate A and bottom plate B all are provided with the fixed screw, the quantity of fixed screw has eight and evenly distributed in four corners of bottom plate A and bottom plate B.

Compared with the prior art, the beneficial effects of the utility model are that: the device not only can accurately measure the horizontal displacement of the bridge in the horizontal direction, but also can accurately measure the vertical displacement of the bridge in the vertical direction, thereby obtaining the accurate displacement generated by the bridge through measurement.

Drawings

Fig. 1 is a schematic structural diagram of a bridge displacement measuring device.

Fig. 2 is a schematic structural diagram of vertical displacement measurement in the bridge displacement measurement device.

Fig. 3 is a schematic structural diagram of horizontal displacement measurement in the bridge displacement measurement device.

In the figure: 1-a bottom plate A, 2-a vertical plate B, 3-a vertical plate A, 4-a vertical plate B, 5-a loop bar, 6-a telescopic outer bar, 7-a fixed block, 8-a sliding bar, 9-a measuring bar, 10-a fixed screw, 11-a telescopic inner bar, 12-a triangular block, 13-a limiting bar, 14-a reset spring and 15-a limiting block.

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.

Example 1

Please refer to fig. 1-3, in embodiment 1 of the present invention, a bridge displacement measuring device, the device main body includes a bottom plate a1 and a bottom plate B2, the device is fixed on the bridge pier through a bottom plate a1 and a bottom plate B2, a vertical plate A3 is fixedly connected to the upper surface of the bottom plate a1, a vertical plate B4 parallel to the vertical plate A3 is fixedly connected to the upper surface of the bottom plate B2, and the displacement of the bridge can be obtained by measuring the relative displacement generated by the vertical plate A3 and the vertical plate B4.

Riser B4 is equipped with loop bar 5 towards one side fixed surface of riser A3, riser A3 is equipped with flexible interior pole 11 and measuring stick 9 towards one side fixed surface of riser B4, the cover is equipped with flexible outer pole 6 on the flexible interior pole 11, flexible interior pole 11 can take place horizontal displacement with flexible outer pole 6, flexible outer pole 6 and loop bar 5 registrate on the direction that is on a parallel with riser A3, flexible outer pole 6 inserts inside loop bar 5, produces the displacement of vertical direction through measuring loop bar 5 and flexible outer pole 6, just can obtain the vertical displacement that the bridge takes place.

The measuring device is characterized in that a sliding groove is formed in the measuring rod 9, a fixed block 7 is fixed on the outer surface of the sleeve rod 5, the fixed block 7 is arranged on one side facing the measuring rod 9, a sliding rod 8 is fixed on the outer side surface of the fixed block 7, one end, far away from the fixed block 7, of the sliding rod 8 is inserted into the sliding groove and is in sliding connection with the inner surface of the sliding groove, and the horizontal displacement generated by the sliding rod 8 and the measuring rod 9 is measured, so that the horizontal displacement generated by a bridge can.

Example 2

Referring to fig. 1 to 3, the main difference between the embodiment 2 and the embodiment 1 is that pointers are engraved on the upper surfaces of the sliding rods 8 far from the fixed block 7, the pointers face the measuring rod, scales are engraved on the outer surfaces of the parts of the telescopic outer rods 6 parallel to the vertical plate a3, and scales are engraved on the outer surfaces of the upper parts of the sliding chutes of the measuring rod 9, so that the reading of an operator is facilitated and the accuracy of the device is improved.

6 top fixedly connected with gag lever posts 13 of flexible outer pole, the cover is equipped with reset spring 14 on the gag lever post 13, loop bar 5 is fixed with spacing block 15 at gag lever post 13 lower part inner wall, bottom plate A1 and bottom plate B2's four corners all is provided with fixed screw 10, fixed screw 10's quantity has eight and evenly distributed at bottom plate A1 and bottom plate B2's four angles to make the device fixed more firm, reduced measuring error, promoted the degree of accuracy of device.

The right side lower surface fixed connection of measuring stick 9 has triangle piece 12, the right side and the riser A3 left side surface fixed connection of triangle piece 12 to it is more firm to make measuring stick 9 fix on riser A3, has reduced measuring error, has promoted the degree of accuracy of device.

The utility model discloses a theory of operation is: the bottom plate A and the bottom plate B are fixedly connected to the bridge pier, the vertical plate A is fixed to the bottom plate A, the vertical plate B is fixed to the bottom plate B, and the bridge displacement can be known as long as the relative displacement generated by the vertical plate A and the vertical plate B is measured.

When the displacement of horizontal direction takes place for riser A and riser B, the loop bar is fixed and is taken place horizontal migration together on riser B, drives through fixed block horizontal migration to drive the slide bar and carry out horizontal migration, and fix the measuring stick on riser A and produce horizontal relative displacement, can measure the horizontal displacement that riser A and riser B produced, thereby measure the horizontal displacement that the bridge takes place.

When the vertical direction's displacement takes place for riser A and riser B, fix the loop bar on riser B and follow the vertical removal of riser B, fix the vertical removal of riser A is followed to the flexible interior pole on riser A, drives the vertical removal of flexible outer pole to take place vertical displacement with the loop bar, through measuring the vertical displacement that loop bar and flexible outer pole produced, can obtain the vertical displacement that riser A and riser B produced, thereby measure the vertical displacement that the bridge takes place.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The bridge displacement measuring device is characterized in that a device main body comprises a bottom plate A (1) and a bottom plate B (2), wherein a vertical plate A (3) is fixedly connected to the upper surface of the bottom plate A (1), a vertical plate B (4) parallel to the vertical plate A (3) is fixedly connected to the upper surface of the bottom plate B (2), a loop bar (5) is fixedly arranged on the surface of one side, facing the vertical plate A (3), of the vertical plate B (4), a telescopic inner rod (11) and a measuring rod (9) are fixedly arranged on the surface of one side, facing the vertical plate B (4), of the vertical plate A (3), a telescopic outer rod (6) is sleeved on the telescopic inner rod (11), the telescopic outer rod (6) and the loop bar (5) are sleeved in a direction parallel to the vertical plate A (3), the telescopic outer rod (6) is inserted into the loop bar (5), a sliding groove is formed in the measuring rod (9), a fixing block (7) is fixedly arranged on the outer surface of the loop, the fixed block (7) is on one side towards measuring stick (9), fixed block (7) outside surface is fixed with slide bar (8), the slide bar (8) keep away from the one end of fixed block (7) and insert the spout and with spout internal surface sliding connection.

2. The bridge displacement measuring device of claim 1, wherein the upper surface of the sliding rod (8) away from the fixed block (7) is engraved with a pointer, which is directed towards the measuring rod.

3. The bridge displacement measuring device of claim 1, wherein the outer surface of the telescoping outer rod (6) parallel to the riser A (3) is graduated.

4. The bridge displacement measuring device of claim 1, wherein the measuring rod (9) is graduated on the outer surface of the upper part of the chute portion.

5. The bridge displacement measuring device of claim 1, wherein a limiting rod (13) is fixedly connected to the top of the telescopic outer rod (6), a return spring (14) is sleeved on the limiting rod (13), and a limiting block (15) is fixed to the inner wall of the lower portion of the limiting rod (13) of the loop bar (5).

6. The bridge displacement measuring device of claim 1, wherein the four corners of the bottom plate A (1) and the bottom plate B (2) are provided with fixing screws (10), and the number of the fixing screws (10) is eight and is evenly distributed at the four corners of the bottom plate A (1) and the bottom plate B (2).

7. The bridge displacement measuring device of claim 1, wherein a triangular block (12) is fixedly connected to the lower surface of the right side of the measuring rod (9), and the right side of the triangular block (12) is fixedly connected to the left surface of the vertical plate A (3).