CN221667519U - A strength testing device for a dam body of a water conservancy project - Google Patents

Abstract

The utility model belongs to the field of dam detection technology, especially a strength detection device for a water conservancy project dam body. At present, when performing strength detection on a water conservancy project dam body, the test is generally performed by manually holding a rebound tester, which is troublesome to operate, and it is inconvenient to operate in multiple positions due to the slope conditions on the dam body. The following scheme is proposed, which includes a bottom plate, two symmetrically arranged support plates are fixedly installed on the top of the bottom plate, a winding mechanism is provided between the two support plates, a rope is connected to the winding mechanism, two positioning seats are fixedly installed on one side of one of the two support plates, and a second motor is fixedly installed on one of the two positioning seats. The utility model is simple to operate and easy to use, can facilitate strength testing of different positions of the water conservancy project dam body, and can operate stably during testing, which is convenient for people to use.

Description

A strength testing device for a dam body of a water conservancy project

Technical Field

The utility model relates to the technical field of dam detection, in particular to a strength detection device for a dam body of a water conservancy project.

Background Art

Water is an indispensable resource for people's lives. How to reasonably use water resources is a hot research topic in today's society. Water conservancy projects have the function of controlling and allocating natural surface water and groundwater. Common water conservancy projects include dams, which can block water flow and regulate upstream water levels. Due to the huge size of dams and the damage to dams, which will cause great harm to the surrounding ecological environment, it is necessary to regularly test the strength of dams. The rebound method is often used to test the concrete strength of the dam body.

At present, when the strength test of the dam body of a water conservancy project is carried out, it is generally carried out by manually holding a rebound tester, which is troublesome to operate, and it is not convenient to operate in multiple positions due to the slope conditions on the dam body. Therefore, we propose a strength testing equipment for the dam body of a water conservancy project.

Utility Model Content

The utility model aims to solve the problem that the strength test of the dam body of a water conservancy project is generally carried out by manually holding a rebound tester, which is troublesome to operate and inconvenient to operate in multiple positions due to the slope conditions on the dam body. A strength testing device for the dam body of a water conservancy project is proposed.

In order to achieve the above purpose, the utility model adopts the following technical solutions:

A strength detection device for a dam body of a water conservancy project comprises a base plate, two symmetrically arranged support plates are fixedly installed on the top of the base plate, a winding mechanism is arranged between the two support plates, a rope is connected to the winding mechanism, two positioning seats are fixedly installed on one side of one of the two support plates, a second motor is fixedly installed on one of the two positioning seats, the output shaft of the second motor is transmission connected to the winding mechanism, a fixed seat is installed at one end of the rope, four symmetrically arranged rotating wheels are rotatably connected to the bottom of the base plate and the fixed seat, a fixing frame is fixedly installed on the top of the fixed seat, a first motor is fixedly installed on the fixing frame, an active rod is fixedly installed on the output shaft of the first motor, a supporting mechanism is arranged on the fixed seat, the active rod is transmission connected to the supporting mechanism, a placement groove is opened at the bottom of the fixed seat, and a detector is installed on the inner wall of the placement groove.

Preferably, the winding mechanism comprises a winding roller, a positioning shaft is rotatably connected between the two support plates, the winding roller is fixedly connected to the positioning shaft, and the rope is wound around and connected to the winding roller.

Preferably, the support mechanism comprises two support frames, both sides of the fixed seat are slidably connected with connection blocks, the support frames are fixedly connected to the corresponding connection blocks, and two pads are fixedly installed on the bottom of the two support frames.

Preferably, a rotating rod is fixedly mounted on the output shaft of the second motor, a worm is fixedly mounted on the rotating rod, a worm wheel is fixedly mounted on the positioning shaft, and the worm wheel and the worm wheel are meshed with each other.

Preferably, sliding grooves are provided on both sides of the fixing seat, a screw is rotatably connected to the inner wall of the sliding groove, a moving block is threadedly connected to the screw, and the moving block is fixedly connected to the corresponding connecting block.

Preferably, the fixing sleeve on the active rod is provided with a first sprocket, the fixing sleeve on the screw rod is provided with a second sprocket, and the first sprocket and the two second sprockets are meshed with the same chain.

Compared with the prior art, the advantages of the utility model are:

(1) In this solution, the worm and the worm wheel are meshed with each other, so that the rotating rod can drive the positioning shaft to rotate, and then the rope can be wound up by the winding roller. At the same time, the rope can be positioned by the self-locking of the worm and the worm wheel;

(2) Due to the arrangement of the two support frames and the mutual meshing of the first sprocket, the two second sprockets and the chain, the rotating active rod can drive the two screw rods to rotate simultaneously, thereby adjusting the height of the support frame, thereby stably supporting the fixed seat and facilitating stable testing. At the same time, when the fixed seat moves, the fixed seat can also be supported to prevent it from tilting.

The utility model is simple to operate and easy to use, can be convenient for carrying out strength tests on different positions of a dam body of a water conservancy project, can be stably operated during the test, and is convenient for people to use.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic structural diagram of a strength detection device for a water conservancy project dam body proposed by the present invention;

FIG2 is a schematic diagram of the side view of the fixed seat of a strength detection device for a water conservancy project dam body proposed by the utility model;

FIG3 is a schematic diagram of the side view of the bottom plate of a strength detection device for a water conservancy project dam body proposed by the present invention.

In the figure: 1. bottom plate; 2. support plate; 3. positioning shaft; 4. winding roller; 5. rope; 6. fixed seat; 7. placement groove; 8. detector; 9. connecting block; 10. support frame; 11. pad; 12. sliding groove; 13. screw; 14. moving block; 15. fixed frame; 16. first motor; 17. active rod; 18. positioning seat; 19. rotating rod; 20. worm; 21. second motor; 22. worm gear.

DETAILED DESCRIPTION

The technical solution in this embodiment will be clearly and completely described below in conjunction with the drawings in this embodiment. Obviously, the described embodiment is only a part of the embodiment, rather than all of the embodiments.

Embodiment 1

Referring to Figures 1 to 3, a strength detection device for a dam body of a water conservancy project comprises a base plate 1, two symmetrically arranged support plates 2 are fixedly installed on the top of the base plate 1, a winding mechanism is arranged between the two support plates 2, a rope 5 is connected to the winding mechanism, two positioning seats 18 are fixedly installed on one side of one of the two support plates 2, a second motor 21 is fixedly installed on one of the two positioning seats 18, an output shaft of the second motor 21 is transmission-connected with the winding mechanism, a fixed seat 6 is installed at one end of the rope 5, four symmetrically arranged running wheels are rotatably connected to the bottom of the base plate 1 and the fixed seat 6, a fixing frame 15 is fixedly installed on the top of the fixed seat 6, a first motor 16 is fixedly installed on the fixing frame 15, an active rod 17 is fixedly installed on the output shaft of the first motor 16, a supporting mechanism is arranged on the fixed seat 6, the active rod 17 is transmission-connected with the supporting mechanism, a placement groove 7 is opened at the bottom of the fixed seat 6, and a detector 8 is installed on the inner wall of the placement groove 7.

In this embodiment, the winding mechanism includes a winding roller 4, a positioning shaft 3 is rotatably connected between the two support plates 2, the winding roller 4 is fixedly connected to the positioning shaft 3, the rope 5 is wound around the winding roller 4, a rotating rod 19 is fixedly installed on the output shaft of the second motor 21, a worm 20 is fixedly installed on the rotating rod 19, a worm wheel 22 is fixedly installed on the positioning shaft 3, the worm 20 and the worm wheel 22 are meshed with each other, the rotating rotating rod 19 drives the positioning shaft 3 to rotate through the mutual meshing of the worm 20 and the worm wheel 22, and then the rope 5 can be wound through the winding roller 4, and the rope 5 can be stably self-locked through the self-locking function of the worm 20 and the worm wheel 22.

In this embodiment, the supporting mechanism includes two supporting frames 10, and connecting blocks 9 are slidably connected to both sides of the fixed seat 6. The supporting frames 10 are fixedly connected to the corresponding connecting blocks 9, and two pads 11 are fixedly installed on the bottom of the two supporting frames 10. Sliding grooves 12 are provided on both sides of the fixed seat 6, and screws 13 are rotatably connected to the inner walls of the sliding grooves 12. A moving block 14 is threadedly connected to the screw 13, and the moving block 14 is fixedly connected to the corresponding connecting block 9. A first sprocket is fixedly provided on the active rod 17, and a second sprocket is fixedly provided on the screw 13. The first sprocket and the two second sprockets are meshed with the same chain. The rotating active rod 17 drives the two screws 13 to rotate simultaneously through the mutual meshing of the first sprocket, the two second sprockets and the chain. The rotating screw 13 is threadedly connected to the moving block 14, so that the height of the supporting frame 10 can be adjusted, so as to facilitate stable support of the fixed seat 6.

Working principle: when working, the fixed seat 6 is placed on the dam body of the water conservancy project through the rotating wheel, and the second motor 21 switch is started. The output shaft of the second motor 21 drives the rotating rod 19 to rotate, and the rotating rod 19 drives the positioning shaft 3 to rotate through the mutual engagement of the worm 20 and the worm wheel 22, so that the rope 5 can be wound through the winding roller 4, and the self-locking function of the worm 20 and the worm wheel 22 can be used to stably self-lock the rope 5. When it moves to a suitable position, the first motor 16 switch is started, and the output shaft of the first motor 16 drives the active rod 17 to rotate. The rotating active rod 17 drives the two screws 13 to rotate at the same time through the mutual engagement of the first sprocket, the two second sprockets and the chain. The rotating screw 13 is connected to the moving block 14 through a thread, so as to adjust the height of the support frame 10, so as to facilitate the stable support of the fixed seat 6, so as to detect the strength of the dam body through the detector 8 on the fixed seat 6.

Embodiment 2

The difference between the second embodiment and the first embodiment is that a clamping hole is provided on the base plate 1, and the clamping hole cooperates with the fixing seat 6. The setting of the clamping hole can facilitate the clamping and fixing of the fixing seat 6, and further facilitate the simultaneous movement and transportation of the base plate 1 and the fixing seat 6.

The above is only a preferred specific implementation of this embodiment, but the protection scope of this embodiment is not limited to this. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of this embodiment within the technical scope disclosed in this embodiment, which should be covered by the protection scope of this embodiment.

Claims (6)

1. The utility model provides a strength detection equipment of hydraulic engineering dam body, includes bottom plate (1), a serial communication port, the top fixed mounting of bottom plate (1) has backup pad (2) that two symmetries set up, is equipped with winding mechanism between two backup pads (2), be connected with rope (5) on the winding mechanism, one side fixed mounting of one backup pad (2) in two backup pads (2) has two positioning seat (18), fixed mounting has second motor (21) on one positioning seat (18) in two positioning seat (18), the output shaft and the winding mechanism transmission of second motor (21) are connected, fixing base (6) are installed to the one end of rope (5), the bottom of bottom plate (1) and fixing base (6) all rotates the runner that is connected with four symmetries and set up, the top fixed mounting of fixing base (6) has mount (15), fixed mounting has first motor (16) on mount (15), fixed mounting has driving lever (17) on the output shaft of first motor (16), be equipped with supporting mechanism on fixing base (6), driving lever (17) are connected with driving lever (17) and the inner wall (7) of holding down instrument (8), the standing groove (7) is equipped with on the standing groove.

2. The strength detection equipment for the hydraulic engineering dam body according to claim 1, wherein the winding mechanism comprises a winding roller (4), a positioning shaft (3) is rotatably connected between the two supporting plates (2), the winding roller (4) is fixedly connected with the positioning shaft (3), and the rope (5) is wound and connected with the winding roller (4).

3. The strength detection equipment for the hydraulic engineering dam body according to claim 1, wherein the supporting mechanism comprises two supporting frames (10), connecting blocks (9) are slidably connected to two sides of the fixing seat (6), the supporting frames (10) are fixedly connected with the corresponding connecting blocks (9), and two backing plates (11) are fixedly installed at the bottoms of the two supporting frames (10).

4. The strength detection device for the hydraulic engineering dam body according to claim 2, wherein a rotating rod (19) is fixedly installed on an output shaft of the second motor (21), a worm (20) is fixedly installed on the rotating rod (19), a worm wheel (22) is fixedly installed on the positioning shaft (3), and the worm (20) and the worm wheel (22) are meshed with each other.

5. The strength detection equipment for the hydraulic engineering dam body according to claim 3, wherein sliding grooves (12) are formed in two sides of the fixed seat (6), a screw (13) is rotatably connected to the inner wall of each sliding groove (12), a moving block (14) is connected to the screw (13) in a threaded manner, and the moving block (14) is fixedly connected with the corresponding connecting block (9).

6. The strength detection device for a hydraulic engineering dam body according to claim 5, wherein a first sprocket is fixedly sleeved on the driving rod (17), a second sprocket is fixedly sleeved on the screw (13), and the first sprocket and the two second sprockets are engaged with the same chain.