Performance testing device for bridge pier column

Abstract

The utility model belongs to the technical field of bridge detection, and particularly relates to a performance testing device for a bridge pier column. The problems that in the prior art, a bridge pier column testing instrument has high requirements for the measuring environment and work is difficult to carry out are solved, the device comprises an unmanned aerial vehicle, a testing assembly is arranged below the unmanned aerial vehicle, the testing assembly comprises a mounting base, a laser transmitter is arranged on one side of the mounting base, positioning rods are arranged on the two sides of the mounting base, and the laser transmitter is connected with the unmanned aerial vehicle. The two positioning rods and the mounting base are parallel to each other, and a socket is arranged at the top of the mounting base. The test assembly is arranged, the unmanned aerial vehicle drives the test assembly to ascend and descend, so that the test assembly can be rapidly brought to a test position, the test assembly is in a suspended state in the process of testing the perpendicularity of the bridge pier column and is not affected by the ground environment around the bridge pier column, and test work is more convenient to carry out.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bridge detection technical field, concretely is a kind of performance testing device of bridge pier column. BACKGROUND

[0002] Bridge performance test is an important means to evaluate the safety, durability and use function of bridge structure, through performance test, the response data of bridge under actual load, such as deformation, stress, strain etc., can be obtained, so as to analyze whether the performance indexes such as bearing capacity, rigidity and stability of bridge meet the design requirements.

[0003] The existing bridge performance test method usually measures the perpendicularity of bridge pier column, judges whether bridge pier column changes due to deformation or other strain in use process according to the change of perpendicularity, and in the existing perpendicularity measurement process, precise instrument such as total station is usually used for field measurement, and in the measurement process of total station, multiple points around bridge pier column need to be selected to meet its measurement requirements, field measurement requirement is higher, and when bridge pier column is on the roadside, measurement field condition is worse, and it is difficult to use total station to carry out work. UTILITY MODEL CONTENT

[0004] To solve the problem that the test instrument for bridge pier column in prior art has higher measurement environment requirement and is difficult to carry out work, the utility model provides a kind of performance testing device of bridge pier column, test component is set up, positioning rod is set up on test component, positioning rod is attached to the two sides of column body, and test component is driven to ascend and descend by unmanned aerial vehicle, so that test component can be quickly taken to test position, and test component is in suspended state in the process of testing the perpendicularity of bridge pier column, is not influenced by ground environment around bridge pier column, has high flexibility, and it is more convenient to carry out test work.

[0005] To achieve the above-mentioned purpose, the specific technical solutions are as follows:

[0006] A kind of performance testing device of bridge pier column, including unmanned aerial vehicle, the test component is arranged below the unmanned aerial vehicle, the test component includes mounting seat, the side of the mounting seat is provided with laser emitter, the two sides of the mounting seat are provided with positioning rod, two positioning rods and mounting seat are mutually parallel, the top of the mounting seat is provided with socket, the bottom of the unmanned aerial vehicle is provided with traction rod connected with socket, the bottom of the mounting seat is provided with base.

[0007] Further, the top of the socket is provided with first insertion hole, the side wall of the socket is provided with pin hole, the bottom end side wall of the traction rod is provided with through hole matched with pin hole, the side of the socket is provided with bolt.

[0008] Further, the side wall of the positioning rod is provided with an inserting rod, the side wall of the mounting seat is provided with a second inserting hole, and the inserting rod is movable in the second inserting hole.

[0009] Further, the two ends of the positioning rod are provided with placing seats, and the top of each placing seat is provided with a groove, and a counterweight is arranged in the groove.

[0010] Further, the inner wall of one end of the positioning rod is provided with a ball seat, and the side of the ball seat is provided with a rolling ball.

[0011] Further, the base comprises a main splicing plate and an auxiliary splicing plate, the side of the main splicing plate close to the auxiliary splicing plate is provided with a butt joint hole, the side wall of the auxiliary splicing plate is provided with a butt joint rod, the end of the main splicing plate and the auxiliary splicing plate is provided with an arc part, and the top of the main splicing plate and the auxiliary splicing plate is provided with a placing groove, and a bubble level is arranged in the placing groove.

[0012] Further, the bottom of the positioning rod and the base is provided with a supporting block.

[0013] Compared with the prior art, the beneficial effects of the utility model at least lie in:

[0014] 1) the test assembly is provided with a positioning rod, the positioning rod is attached to the two sides of the column, and the test assembly is lifted by the unmanned aerial vehicle, so that the test assembly can be quickly taken to the test position, the test assembly is in a suspended state during the test of the verticality of the bridge pier column, is not affected by the ground environment around the bridge pier column, has high flexibility, and is more convenient to carry out the test work.

[0015] 2) the placing seats are arranged at the two ends of the positioning rod of the test assembly, the placing seats are used for supporting the counterweight, the weight of the end of the positioning rod is adjusted through the counterweight, the test assembly is balanced, the unmanned aerial vehicle is kept stable during the vertical lifting, the stability of the test assembly is improved, and the measurement error caused by the balance of the test assembly is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is the overall structure schematic view of the utility model;

[0017] Figure 2 is the structure schematic view of the test assembly and the unmanned aerial vehicle of the utility model;

[0018] Figure 3 is the perspective view of the test assembly of the utility model;

[0019] Figure 4 is the exploded view of the base of the utility model;

[0020] Figure 5is the top view of the positioning rod and the column body of the utility model;

[0021] Figure 6 is Figure 5 the enlarged view of A part in the middle.

[0022] shown in the figure:

[0023] column body 1, mounting seat 2, positioning rod 3, plug rod 31, placing seat 32, ball seat 33, ball 34, support block 35, unmanned aerial vehicle 4, traction rod 41, through hole 42, bolt 43, base 5, main splicing plate 51, auxiliary splicing plate 52, placing groove 53, bubble level 54, butt joint hole 55, butt joint rod 56, socket 6, first jack 7, pin hole 8, mounting disc 9, laser emitter 10, second jack 11, counterweight 12. DETAILED DESCRIPTION

[0024] The utility model will be described in detail in combination with the specific implementation shown in the drawings. But these implementation does not limit the utility model, the conversion of structure, method or function made by the ordinary skill in the art according to these implementation is included in the protection scope of the utility model.

[0025] As Figure 1 shown, the utility model aims at providing a bridge pier column performance testing device capable of carrying out work without the influence of the ground environment around the bridge pier column, to solve the problem that the testing instrument of bridge pier column in prior art has higher requirement on measuring environment, and it is difficult to carry out work, according to the above function, the whole device includes mounting seat 2, laser emitter 10, base 5 and unmanned aerial vehicle 4.

[0026] As Figure 1 - Figure 6 shown, including unmanned aerial vehicle 4, the lower portion of unmanned aerial vehicle 4 is provided with test assembly, test assembly includes mounting seat 2, the side of mounting seat 2 is provided with laser emitter 10, the both sides of mounting seat 2 are provided with positioning rod 3, two positioning rods 3 and mounting seat 2 are parallel to each other, the top of mounting seat 2 is provided with socket 6, the bottom of unmanned aerial vehicle 4 is provided with traction rod 41 connected with socket 6, the lower portion of mounting seat 2 is provided with base 5, the end of two positioning rods 3 is column body 1, column body 1 is the bridge pier column to be measured in reality, hereinafter collectively referred to as bridge pier column;The bottom of positioning rod 3 is provided with support block 35, before carrying out test work, support block 35 is used to support positioning rod 3, to keep the placing state of test assembly;

[0027] The end of the two positioning rods 3 is attached to the side wall of the bridge pier column, so that the two positioning rods 3 are kept in a vertical state with the bridge pier column, and during the measurement, the installation seat 2 is vertically moved upward by the unmanned aerial vehicle 4, one side of the installation seat 2 is fixed with a mounting disc 9, and the laser emitter 10 is fixedly connected with the mounting disc 9 through bolts, and the laser emitter 10 vertically ascends and descends along with the installation seat 2;

[0028] It is worth noting that the laser emitter 10 adopts an XT20 laser emitter, and the laser emitter 10 is internally provided with a built-in battery. After the laser emitter 10 is started, the laser emitter 10 emits laser, and irradiates on the surface of the base 5. The staff measures the distance between the laser spot on the top surface of the base 5 and the surface of the side wall of the bridge pier column and the laser spot, and then compares it with the labeled perpendicularity setting of the bridge pier column, and according to this method, multiple point measurements are carried out at various positions of the bridge pier column, so as to obtain more reference data, so as to facilitate the staff to finally determine the perpendicularity data of the bridge pier column.

[0029] As shown in Figure 1 - Figure 2 The top of the socket 6 is provided with a first insertion hole 7, the side wall of the socket 6 is provided with a pin hole 8, the bottom end side wall of the traction rod 41 is provided with a through hole 42 matched with the pin hole 8, one side of the socket 6 is provided with a latch 43, before the measurement work starts, the traction rod 41 is inserted into the first insertion hole 7 of the socket 6, and the latch 43 is transversely inserted into the pin hole 8 and the through hole 42, the latch 43 is used to connect the traction rod 41 and the socket 6, and the socket 6 is driven by the unmanned aerial vehicle 4 during flight, and the installation seat 2 is driven.

[0030] As shown in Figure 1 - Figure 3 The side wall of the two positioning rods 3 is provided with an insertion rod 31, the side wall of the installation seat 2 is provided with a second insertion hole 11, and the insertion rod 31 can move in the second insertion hole 11; when measuring bridge pier columns with different diameters, the positioning rod 3 is pulled to drive the insertion rod 31 to move in the second insertion hole 11, and the positioning rod 3 moves to both sides of the installation seat 2, so that the distance between the two positioning rods 3 becomes larger, so that thicker bridge pier columns can be adapted; one end of the inner wall of the positioning rod 3 is provided with a ball seat 33, one side of the ball seat 33 is provided with a rolling ball 34, after the end of the two positioning rods 3 is attached to the outer wall of the bridge pier column, the distance between the two positioning rods 3 is the diameter of the bridge pier column, at the same time, the rolling ball 34 is attached to the outer wall of the bridge pier column, and the rolling ball 34 rolls during the upward movement of the positioning rod 3, and the rolling ball 34 has the functions of auxiliary support and improving the stability of the movement of the positioning rod 3.

[0031] As shown in Figure 3As shown, the two ends of the positioning rod 3 are provided with a placing seat 32, the top of the placing seat 32 is provided with a groove, and the groove is provided with a counterweight 12; before testing, the staff balances the measuring assembly through debugging to ensure the stability of the flight of the unmanned aerial vehicle 4, in the debugging process, different weights of the counterweight 12 are placed in the groove of the placing seat 32, and after the counterweight 12 is placed, the unmanned aerial vehicle 4 is taken off, and whether the test assembly is in a balanced state is judged by observing the flight state of the unmanned aerial vehicle 4 and the movement state of the measuring assembly, which is carried out by the working experience and debugging method of the staff.

[0032] As shown in the drawings, Figure 1 Figure 6 As shown, the base 5 includes a main splicing plate 51 and a secondary splicing plate 52, the main splicing plate 51 is provided with a butt joint hole 55 on the side close to the secondary splicing plate 52, the side wall of the secondary splicing plate 52 is provided with a butt joint rod 56, the end of the main splicing plate 51 and the secondary splicing plate 52 are provided with an arc part, and the top of the main splicing plate 51 and the secondary splicing plate 52 are provided with a placing groove 53, and the placing groove 53 is placed with a bubble level 54, which is beneficial to the base 5 to find the horizontal state, before carrying out the test work, the base 5 is assembled on the side of the bottom end of the bridge pier column, so that the main splicing plate 51 and the secondary splicing plate 52 of the base 5 are kept perpendicular to the bridge pier column, so as to ensure that the laser irradiation on the top of the base 5 is clearer, which is convenient for the user to measure the distance between the outer wall of the bridge pier column and the laser irradiation point on the top of the base 5, and the bottom of the base 5 is also provided with a supporting block 35, which is used to support the base 5 and keep the stability of the base 5.

[0033] It should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

[0034] The series of detailed descriptions listed above are only specific descriptions of the feasible implementation modes of the present application, and they are not used to limit the protection scope of the present application, and any equivalent implementation mode or change made without departing from the spirit of the present application should be included in the protection scope of the present application.​

Claims

1. A performance testing device for bridge piers, comprising a drone, characterized in that: A test assembly is located below the drone. The test assembly includes a mounting base, a laser emitter on one side of the mounting base, positioning rods on both sides of the mounting base, the two positioning rods and the mounting base being parallel to each other, a socket on the top of the mounting base, a traction rod connected to the socket on the bottom of the drone, and a base below the mounting base.

2. The performance testing device for bridge piers according to claim 1, characterized in that: The socket has a first insertion hole at the top, a pin hole at the side wall of the socket, a through hole at the bottom side wall of the traction rod that matches the pin hole, and a pin on one side of the socket.

3. The performance testing device for bridge piers according to claim 1, characterized in that: Both positioning rods have insertion rods on their side walls, and the mounting base has a second insertion hole on its side wall, in which the insertion rods can move.

4. The performance testing device for bridge piers according to claim 1, characterized in that: Both ends of the positioning rod are provided with a placement seat, and the top of the placement seat is provided with a groove, in which a counterweight is placed.

5. The performance testing device for bridge piers according to claim 4, characterized in that: A ball seat is provided on the inner wall of one end of the positioning rod, and a rolling ball is provided on one side of the ball seat.

6. The performance testing device for bridge piers according to claim 1, characterized in that: The base includes a main splicing plate and a secondary splicing plate. The main splicing plate has a mating hole on the side near the secondary splicing plate. The secondary splicing plate has a mating rod on its side wall. Both the main splicing plate and the secondary splicing plate have arc-shaped ends. Both the main splicing plate and the secondary splicing plate have a placement groove on their tops, in which a spirit level is placed.

7. The performance testing device for bridge piers according to claim 1, characterized in that: Both the positioning rod and the bottom of the base are provided with support blocks.

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