CN216846787U

CN216846787U - Bridge load test detection auxiliary device

Info

Publication number: CN216846787U
Application number: CN202122901069.XU
Authority: CN
Inventors: 戴政; 李敬
Original assignee: Shenzhen Traffic Engineering Test Center Co ltd
Current assignee: Shenzhen Traffic Engineering Test Center Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-06-28
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to the technical field of bridge detection, in particular to a bridge load test detection auxiliary device which comprises a bottom plate, wherein a support frame is fixedly connected to one side of the bottom plate, a motor is fixedly connected to one side, close to the support frame, of the bottom plate, a lead screw is fixedly connected to the output end of the motor, a movable plate is connected to the outer surface of the lead screw in a threaded mode, and an electric push rod is fixedly connected to one side of the movable plate. The utility model has the advantages that: through the motor, the lead screw, the movable plate, electric putter, the backup pad, the cooperation setting between mounting panel and the spring, pressure sensor easy to assemble has reduced workman's working strength and work load, one corner through the bottom plate below is provided with the universal wheel to and pivot, the worm wheel, the locking post, cooperation setting between worm and the knob, it rotates to rotate the knob and drive the worm, worm meshing transmission worm wheel, the worm wheel drives the pivot and rotates, the pivot drives the locking post and pushes up the ground and fix, can fix auxiliary device.

Description

Bridge load test detection auxiliary device

Technical Field

The utility model relates to the technical field of bridge detection, in particular to a bridge load test detection auxiliary device.

Background

Along with the rapid development of economic construction in China, highway engineering is also continuously increased. The bridge plays an important role in the process of developing economy as an important part in traffic. In recent years, various bridges are built in China, and the bridges need to be monitored in real time in the process of construction and use so as to ensure smooth construction and safe use. The bridge need bond the sensor to the bottom of bridge at the in-process that detects, and the platform that current sensor need set up the scaffold frame or adopt bridge detection car etc. to provide is installed, has increased workman's working strength and work load.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides the auxiliary device for detecting the bridge load test, and effectively overcomes the defects in the prior art.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a bridge load test detects auxiliary device, includes the bottom plate, one side fixedly connected with support frame of bottom plate, one side fixedly connected with motor that the bottom plate is close to the support frame, the output fixedly connected with lead screw of motor, the surface threaded connection of lead screw has the movable plate, the lead screw runs through the movable plate, one side fixedly connected with electric putter of movable plate, one side fixedly connected with backup pad that electric putter keeps away from the movable plate, the inside sliding connection of backup pad has the guide bar, the guide bar runs through the backup pad, the spacing piece of one end fixedly connected with of guide bar, the one end fixedly connected with mounting panel of spacing piece is kept away from to the guide bar, the spring has been cup jointed to the surface of guide bar.

Optionally, one corner of bottom plate below is provided with the universal wheel, the inside of bottom plate is rotated through the bearing and is connected with the pivot, the external fixed surface of pivot is connected with the worm wheel, the external fixed surface of pivot is connected with the locking post, one side fixedly connected with connecting plate of bottom plate, the shape of connecting plate is L shape, the inside of connecting plate is rotated through the bearing and is connected with the worm, the one end fixedly connected with knob of worm.

Optionally, the lead screw is rotatably connected with the support frame through a bearing, the movable plate is located inside the support frame, the support frame is U-shaped, and the movable plate is slidably connected with the support frame.

Optionally, the number of the electric push rods is two, and the two electric push rods are located between the support plate and the moving plate.

Optionally, the diameter of the limiting piece is larger than that of the guide rod, and the limiting piece is circular.

Optionally, the spring is located between the support plate and the mounting plate.

Optionally, the number of the universal wheels is four, and the four universal wheels are located at four corners of the lower portion of the bottom plate.

Optionally, the worm is matched with the worm wheel, and the worm is meshed with the worm wheel.

The utility model has the following advantages:

1. this bridge load test detection auxiliary device, output fixedly connected with lead screw through the motor, and the movable plate, electric putter, a supporting plate, cooperation setting between mounting panel and the spring, when the user uses, put pressure sensor on the mounting panel, the motor drive lead screw rotates, under the effect of screw thread, the movable plate slides in the inside of support frame, the movable plate drives electric putter and removes, electric putter drive backup pad rebound, pressure sensor and bridge contact, the spring is compressed, the mounting panel is withstood to the reaction force of spring, make pressure sensor adhere to on the bridge, easy to assemble pressure sensor, workman's working strength and work load have been reduced.

2. This bridge load test detects auxiliary device is provided with the universal wheel through the one corner of bottom plate below to and the cooperation setting between pivot, worm wheel, locking post, worm and the knob, rotate the knob and drive the worm and rotate, worm meshing transmission worm wheel, the worm wheel drives the pivot and rotates, and the pivot drives the ground of locking capital of post and fixes, can fix auxiliary device.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: the device comprises a base plate 1, a support frame 2, a motor 3, a lead screw 4, a movable plate 5, an electric push rod 6, a support plate 7, a guide rod 8, a limiting sheet 9, a mounting plate 10, a spring 11, a universal wheel 12, a rotating shaft 13, a worm wheel 14, a locking column 15, a connecting plate 16, a worm 17 and a knob 18.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

Example one

As shown in fig. 1 to 3, an auxiliary device for testing bridge load comprises a bottom plate 1, a support frame 2 is fixedly connected to one side of the bottom plate 1, a motor 3 is fixedly connected to one side of the bottom plate 1 close to the support frame 2, a lead screw 4 is fixedly connected to an output end of the motor 3, a movable plate 5 is connected to an outer surface of the lead screw 4 through a thread, an electric push rod 6 is fixedly connected to one side of the movable plate 5, a support plate 7 is fixedly connected to one side of the electric push rod 6 away from the movable plate 5, a guide rod 8 is slidably connected to the inside of the support plate 7, a limiting piece 9 is fixedly connected to one end of the guide rod 8 away from the limiting piece 9, a mounting plate 10 is fixedly connected to one end of the guide rod 8, a spring 11 is sleeved on the outer surface of the guide rod 8, when a user uses the device, a pressure sensor is placed on the mounting plate 10, the motor 3 drives the lead screw 4 to rotate the movable plate 5 to slide in the inside of the support frame 2 under the action of the thread, the movable plate 5 drives the electric push rod 6 to move, the electric push rod 6 drives the supporting plate 7 to move upwards, the pressure sensor is in contact with the bridge, the spring 11 is compressed, the counterforce of the spring 11 abuts against the mounting plate 10, the pressure sensor is bonded to the bridge, the pressure sensor is convenient to mount, and the working strength and the working load of workers are reduced.

As an optional technical scheme of the utility model: one corner of bottom plate 1 below is provided with universal wheel 12, the inside of bottom plate 1 rotates through the bearing and is connected with pivot 13, the fixed surface of pivot 13 is connected with worm wheel 14, the fixed surface of pivot 13 is connected with locking post 15, one side fixedly connected with connecting plate 16 of bottom plate 1, the inside of connecting plate 16 rotates through the bearing and is connected with worm 17, the one end fixedly connected with knob 18 of worm 17, it rotates to rotate knob 18 and drive worm 17, worm 17 meshes transmission worm wheel 14, worm wheel 14 drives pivot 13 and rotates, pivot 13 drives locking post 15 and withstands ground and fixes, can fix auxiliary device.

As an optional technical scheme of the utility model: the screw rod 4 is rotatably connected with the support frame 2 through a bearing, the moving plate 5 is located inside the support frame 2, the moving plate 5 is slidably connected with the support frame 2, the motor 3 drives the screw rod 4 to rotate, and the moving plate 5 slides inside the support frame 2 under the action of threads.

As an optional technical scheme of the utility model: the number of the electric push rods 6 is two, the two electric push rods 6 are positioned between the support plate 7 and the moving plate 5, and the electric push rods 6 drive the support plate 7 to move upwards.

As an optional technical scheme of the utility model: the diameter of the limiting sheet 9 is larger than that of the guide rod 8, so that the guide rod 8 is prevented from being separated from the support plate 7.

As an optional technical scheme of the utility model: the spring 11 is positioned between the supporting plate 7 and the mounting plate 10, the spring 11 is compressed, the reaction force of the spring 11 is propped against the mounting plate 10, and the mounting effect is improved.

As an optional technical scheme of the utility model: the number of universal wheels 12 is four, and four universal wheels 12 are located the four corners of bottom plate 1 below, conveniently remove.

As an optional technical scheme of the utility model: the worm 17 is matched with the worm wheel 14, the worm 17 is meshed with the worm wheel 14, and the worm 17 is meshed with the transmission worm wheel 14, so that the worm wheel 14 drives the rotating shaft 13 to rotate.

Example two

This embodiment further refines on above-mentioned technical scheme's basis, and electric putter 6 changes the hydraulic stem, can increase the contact pressure of pressure sensor and bridge bottom surface, increases pressure sensor's installation effect.

The working process of the utility model is as follows:

1. when the user uses the pressure sensor, the pressure sensor is placed on the mounting plate 10;

2. the motor 3 drives the screw rod 4 to rotate, the moving plate 5 slides in the support frame 2 under the action of the threads, and the moving plate 5 drives the electric push rod 6 to move;

3. The electric push rod 6 drives the support plate 7 to move upwards, the pressure sensor is in contact with the bridge, the spring 11 is compressed, the reaction force of the spring 11 is abutted against the mounting plate 10, and the pressure sensor is bonded on the bridge;

4. the rotary knob 18 is rotated to drive the worm 17 to rotate, the worm 17 is meshed with the transmission worm wheel 14, the worm wheel 14 drives the rotating shaft 13 to rotate, the rotating shaft 13 drives the locking column 15 to abut against the ground for fixing, and the auxiliary device can be fixed.

In summary, the following steps: the bridge load test detection auxiliary device is characterized in that a lead screw 4 is fixedly connected with the output end of a motor 3, a movable plate 5, an electric push rod 6, a support plate 7, a mounting plate 10 and a spring 11 are arranged in a matched mode, when a user uses the bridge load test detection auxiliary device, a pressure sensor is placed on the mounting plate 10, the motor 3 drives the lead screw 4 to rotate, the movable plate 5 slides in a support frame 2 under the action of threads, the movable plate 5 drives the electric push rod 6 to move, the electric push rod 6 drives the support plate 7 to move upwards, the pressure sensor is in contact with a bridge, the spring 11 is compressed, the reaction force of the spring 11 props against the mounting plate 10, so that the pressure sensor is adhered to the bridge, the pressure sensor is convenient to mount, the working strength and the working capacity of the worker are reduced, a universal wheel 12 is arranged at one corner below a bottom plate 1, and a rotating shaft 13, a worm wheel 14, a locking column 15, a worm 17 and a knob 18 are arranged in a matched mode, the rotary knob 18 is rotated to drive the worm 17 to rotate, the worm 17 is meshed with the transmission worm wheel 14, the worm wheel 14 drives the rotating shaft 13 to rotate, the rotating shaft 13 drives the locking column 15 to abut against the ground for fixing, and the auxiliary device can be fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bridge load test detects auxiliary device which characterized in that: comprises a bottom plate (1), one side of the bottom plate (1) is fixedly connected with a supporting frame (2), one side of the bottom plate (1) close to the support frame (2) is fixedly connected with a motor (3), the output end of the motor (3) is fixedly connected with a lead screw (4), the outer surface of the lead screw (4) is in threaded connection with a moving plate (5), one side of the moving plate (5) is fixedly connected with an electric push rod (6), one side of the electric push rod (6) far away from the moving plate (5) is fixedly connected with a supporting plate (7), a guide rod (8) is connected inside the supporting plate (7) in a sliding manner, one end of the guide rod (8) is fixedly connected with a limiting piece (9), one end fixedly connected with mounting panel (10) that spacing piece (9) was kept away from in guide bar (8), spring (11) have been cup jointed to the surface of guide bar (8).

2. The bridge load test detection auxiliary device of claim 1, characterized in that: one corner of bottom plate (1) below is provided with universal wheel (12), the inside of bottom plate (1) is rotated through the bearing and is connected with pivot (13), the external fixed surface of pivot (13) is connected with worm wheel (14), the external fixed surface of pivot (13) is connected with locking post (15), one side fixedly connected with connecting plate (16) of bottom plate (1), the inside of connecting plate (16) is rotated through the bearing and is connected with worm (17), one end fixedly connected with knob (18) of worm (17).

3. The bridge load test detection auxiliary device of claim 2, characterized in that: the lead screw (4) is rotatably connected with the support frame (2) through a bearing, the movable plate (5) is located inside the support frame (2), and the movable plate (5) is slidably connected with the support frame (2).

4. The bridge load test detection auxiliary device of claim 3, characterized in that: the number of the electric push rods (6) is two, and the two electric push rods (6) are located between the supporting plate (7) and the moving plate (5).

5. The bridge load test detection auxiliary device of claim 4, characterized in that: the diameter of the limiting piece (9) is larger than that of the guide rod (8).

6. The bridge load test detection auxiliary device of claim 5, characterized in that: the spring (11) is positioned between the support plate (7) and the mounting plate (10).

7. The bridge load test auxiliary detection device of claim 6, wherein: the number of the universal wheels (12) is four, and the four universal wheels (12) are positioned at four corners below the bottom plate (1).

8. The bridge load test auxiliary detection device of claim 7, wherein: the worm (17) is matched with the worm wheel (14), and the worm (17) is meshed with the worm wheel (14).