CN218956484U - Metal tube detection equipment for rail transit - Google Patents

Abstract

The utility model relates to the technical field of rail transit, in particular to metal tube detection equipment for rail transit, which comprises a metal tube, fixing equipment, detection equipment and driving equipment, wherein the detection equipment comprises square blocks, through holes are formed in the middle of the square blocks, one ends of the square blocks are fixedly connected with cylinders, a plurality of probes are fixedly connected to the inner walls of the cylinders, a threaded rod is rotated, rollers on a first connecting rod are pressed on the outer walls of the metal tube, then a motor is started to drive the rollers on a second connecting rod to rotate, so that the square blocks can move on the outer walls of the metal tube, and further the probes are arranged inside the cylinders to carry out omnibearing detection on the metal tube.

Description

Metal pipe detection equipment for rail transit

technical field

The utility model relates to the technical field of rail traffic, in particular to a metal pipe detection device for rail traffic.

Background technique

Nowadays, metal pipes are used in many places, including the components used in rail transit. In order to ensure the quality of the metal pipes, the metal pipes are inspected before leaving the factory to avoid defects such as cracks in the metal pipes.

Since metal pipes are to be inspected, an efficient method is definitely needed. At present, when inspecting metal pipes, eddy current flaw detectors are generally used. When using eddy current flaw detectors, the operator needs to hold the eddy current flaw detector. The probe in the flaw detector is close to the metal pipe, and it is judged whether there is a defect in the detection position according to the content displayed by the eddy current flaw detector. However, this method requires the operator to always hold the eddy current flaw detector to inspect all positions of the metal pipe, and the detection efficiency is low. It is not conducive to the rapid batch detection of metal pipes, and the detection of metal pipes in this way requires a high technical level of the operator.

After searching, the utility model patent with the Chinese patent application number CN202022882982.5 discloses a metal pipe detection device for rail transit, which is roughly described as including a support assembly and a detection assembly. The support assembly includes four vertical rods, two horizontal Rod and a first connecting rod, the detection assembly includes a probe, a sliding sleeve, a telescopic cylinder, a movable plate, a support plate, a guide tube, a screw, a fixed column, a telescopic sleeve and a compression spring, the sliding sleeve is connected with the first connecting rod, and the telescopic One end of the cylinder is fixed on the bottom of the sliding sleeve, screw holes are opened on the support plate, which open to both ends of the tube, one end of the guide tube is fixed on the right side of the support plate, and a number of fixed columns are fixed on the right end of the screw rod. The sleeve is socketed, the compression spring is sleeved on the fixed column, and the two ends of the compression spring are respectively fixed on the screw rod and the telescopic sleeve.

Although the above-mentioned prior art scheme can make the metal pipe rotate and move with the screw rod, the probe can detect whether there is a defect on the metal pipe, so that the device requires lower technical level of the operator, and can greatly reduce labor costs. The working intensity greatly improves the detection efficiency, but the device still requires the operator to manually turn the screw to make the metal pipe rotate and move, which will waste human resources. Therefore, there is an urgent need for a metal pipe detection equipment for rail transit to solve this problem. question.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a metal pipe detection device for rail transit to solve the problem of waste of human resources in the prior art presented in the background art.

(2) Technical solution

In order to achieve the above object, the utility model provides the following technical solutions: a metal pipe detection equipment for rail transit, including metal pipes, fixing equipment, detection equipment and driving equipment, the detection equipment includes a square block, the middle of the square block A through hole is opened, a cylinder is fixedly connected to one end of the square block, several probes are fixedly connected to the inner wall of the cylinder, three first grooves and a second groove are opened inside the square block, Sliders are slidably connected to the three first grooves, one end of the three sliders is provided with a thread groove, and the other end of the three grooves corresponding to the thread groove is provided with a third groove, The third groove is rotatably connected with a first connecting rod, the middle of the first connecting rod is fixedly connected with a roller, the threaded groove is engaged with a threaded rod, and the second groove is rotatably connected with a second connecting rod , the middle of the second connecting rod is fixedly connected with a roller.

Preferably, the fixing device includes two sets of clamping devices, each set of clamping devices includes two support columns, the top ends of the two support columns are fixedly connected with a first fixing block, and the two second support columns are fixedly connected to each other. A lower cover plate is fixedly connected between a fixed block, a second fixed block is attached to the top ends of the two first fixed blocks, and an upper cover plate is fixedly connected between the two second fixed blocks. The first fixed block and the second fixed block are connected by bolts, and the bolts are rotatably connected with the second fixed block.

Further, the driving device includes a motor, the motor is fixedly connected to the top of the square block, the output end of the motor is fixedly connected with a first rotating sleeve, and a belt is provided inside the first rotating sleeve, and the belt A second rotating sleeve is rotatably connected to pass through the square block into the second groove, and the second rotating sleeve is fixedly connected to the outer wall of the second connecting rod.

Still further, rubber strips are fixedly connected to the inner walls of the upper cover plate and the lower cover plate.

Further, the threaded rod passes through the square block and is fixedly connected with a handle.

On the basis of the foregoing solution, the roller is made of rubber.

(3) Beneficial effects

Compared with the prior art, the utility model provides a metal pipe detection device for rail transit, which has the following beneficial effects:

1. The metal pipe detection equipment for rail transit now puts the square block on the outside of the metal pipe, and then fixes the metal pipe on the fixed device, and then turns the threaded rod by the handle to move the slider to the metal pipe, thereby enabling The roller on the first connecting rod is pressed against the outer wall of the metal pipe, and then the motor is started, and the motor drives the first rotating sleeve to rotate, thereby driving the second rotating sleeve to rotate through the belt, thereby causing the second connecting rod to rotate, and the second connecting rod The rollers on the cylinder rotate accordingly, so that the square block can move on the outer wall of the metal pipe, and further enable the probe inside the cylinder to detect the metal pipe in all directions. Therefore, the comparison of the metal pipe detection equipment for rail transit The existing technology only needs to put the square block on the outer wall of the metal pipe, and then start the motor to complete the detection of the metal pipe. The operation is simple, and there is no need to manually operate the device all the time, which reduces the work intensity of the operator and saves human resources. .

Description of drawings

Fig. 1 is the main view structure schematic diagram of the utility model;

Fig. 2 is the side view structural representation of the utility model;

Fig. 3 is the structural representation of partial side view of the utility model;

Fig. 4 is the three-dimensional structural schematic diagram of the partial section of the utility model;

Fig. 5 is the sectional structure schematic diagram of square block part of the present utility model;

In the figure: 1. Metal tube; 2. Square block; 3. Cylinder; 4. Probe; 5. Slider; 6. First connecting rod; 7. Roller; 8. Threaded rod; 9. Second connecting rod; 10. Support column; 11. First fixed block; 12. Lower cover plate; 13. Second fixed block; 14. Upper cover plate; 15. Bolt; 16. Motor; 17. First rotating sleeve; 18. Belt; 19, the second rotating sleeve; 20, the rubber strip; 21, the handle.

Detailed ways

Example

Please refer to Figure 1-5, a metal pipe detection equipment for rail transit, including metal pipe 1, fixing equipment, testing equipment and driving equipment, the fixing equipment includes two sets of clamping equipment, and each set of clamping equipment includes two supports Columns 10, the tops of the two support columns 10 are fixedly connected with the first fixed block 11, the lower cover plate 12 is fixedly connected between the two first fixed blocks 11, and the top ends of the two first fixed blocks 11 are attached with The second fixed block 13, the upper cover plate 14 is fixedly connected between the two second fixed blocks 13, the first fixed block 11 and the second fixed block 13 are connected by bolts 15, and the bolts 15 and the second fixed block 13 rotate Connect, put the metal pipe 1 on the lower cover 12, turn the bolt 15, the second fixed block 13 will drive the upper cover 14 to move downward, so that the upper cover 14 and the lower cover 12 clamp the metal pipe 1, The inner walls of the upper cover plate 14 and the lower cover plate 12 are fixedly connected with rubber strips 20, which increase the frictional force of the upper cover plate 14 and the lower cover plate 12 on the metal pipe 1, and improve the clamping effect. The detection equipment includes a square block 2, There is a through hole in the middle of the square block 2, which is convenient for the square block 2 to be placed on the outside of the metal pipe 1. One end of the square block 2 is fixedly connected to a cylinder 3, and several probes 4 are fixedly connected to the inner wall of the cylinder 3, so that It can conduct all-round detection on the outer wall of the metal pipe 1, which greatly improves the detection efficiency. There are three first grooves and one second groove inside the square block 2, and there are sliding connections in the three first grooves. block 5, one end of the three slide blocks 5 is provided with a threaded groove, and the other end corresponding to the three grooves and the threaded groove is provided with a third groove, and the third groove is rotatably connected with the first connecting rod 6, the first The middle of the connecting rod 6 is fixedly connected with the roller 7, and the thread groove is engaged with the threaded rod 8, so that the rotation of the threaded rod 8 can drive the movement of the slider 5, and then the roller 7 on the first connecting rod 6 can press the metal pipe 1 , to prevent the rotation of the square block 2, the threaded rod 8 passes through the square block 2 and is fixedly connected with a handle 21, which can rotate the threaded rod 8 more easily, and the second groove is rotatably connected with the second connecting rod 9, the second connecting rod 9 The center of the middle is fixedly connected with a roller 7, and the driving device includes a motor 16, which is fixedly connected to the top of the square block 2, and the output end of the motor 16 is fixedly connected with a first rotating sleeve 17, and the inside of the first rotating sleeve 17 is provided with a belt 18 , the belt 18 passes through the square block 2 to rotate in the second groove and is connected with a second rotating sleeve 19, the second rotating sleeve 19 is fixedly connected on the outer wall of the second connecting rod 9, and the rotation of the motor 16 drives the first rotating sleeve 17 to rotate , and then drive the second rotating sleeve 19 to rotate through the belt 18, so that the second connecting rod 9 is rotated, and then the roller 7 on the second connecting rod 9 is rotated, so that the square block 2 is moved, which facilitates the comprehensive inspection of the metal pipe 1 Detection, roller 7 is rubber material, can increase the frictional force of roller 7 and metal pipe 1 outer wall, makes clamping force bigger, can guarantee that the roller 7 that is on the second connecting rod 9 can drive square block 2 to move when rotating.

It should be further explained that the motor 16 and the probe 4 in this embodiment are conventional equipment known to those skilled in the art purchased on the market, and models can be selected or customized according to actual needs. In this patent, we only It is used without improving its structure and function. For those skilled in the art, it is enough to carry out the debugging operation according to the requirements of its instruction manual for its setting method, installation method and electrical connection method. It will not be described in detail.

To sum up, the working principle and working process of the metal pipe detection equipment for rail transit are as follows: when in use, first put the square block 2 on the outside of the metal pipe 1, and then place the metal pipe 1 on the lower cover plate 12, Rotate bolt 15 afterwards, make upper cover plate 14 and lower cover plate 12 clamp metal pipe 1, turn threaded rod 8 by handle 21, at this moment slide block 5 can move toward the outer wall direction of metal pipe 1, make first connecting rod 6 The roller 7 on the top presses the metal pipe 1 to prevent the square block 2 from rotating during the moving process, start the motor 16, the motor 16 drives the first rotating sleeve 17 to rotate, and then the belt 18 drives the second rotating sleeve 19 to rotate, driving the second connecting sleeve 19 to rotate. When the rod 9 rotates, the roller 7 on the second connecting rod 9 rotates, thereby driving the square block 2 to move, so that the probe 4 inside the cylinder 3 can detect the square tube in all directions.

Claims (6)

1. A metal pipe detection device for rail transit, comprising a metal pipe (1), a fixture, a detection device and a driving device, is characterized in that: the detection device comprises a square block (2), and the square block (2) A through hole is provided in the middle of the square block (2), and a cylinder (3) is fixedly connected to one end of the square block (2), and several probes (4) are fixedly connected to the inner wall of the cylinder (3), and the square block (2) The inside of ) is provided with three first grooves and a second groove, all slide blocks (5) are slidably connected in the first grooves of the three, and one end of the three slide blocks (5) is provided with thread groove, the other end of the three grooves corresponding to the thread groove is provided with a third groove, and a first connecting rod (6) is rotatably connected in the third groove, and the first connecting rod (6) The middle of the fixed connection roller (7), the threaded groove is engaged with a threaded rod (8), the second groove is rotatably connected with a second connecting rod (9), the middle of the second connecting rod (9) Fixedly connected with roller (7). 2. A metal pipe detection device for rail transit according to claim 1, characterized in that: said fixing device includes two sets of clamping devices, and each set of clamping devices includes two supporting columns (10) , the tops of the two support columns (10) are fixedly connected with a first fixed block (11), and a lower cover plate (12) is fixedly connected between the two first fixed blocks (11). The top of the first fixed block (11) is fitted with a second fixed block (13), and an upper cover plate (14) is fixedly connected between the two second fixed blocks (13). The block (11) is connected with the second fixed block (13) through bolts (15), and the bolts (15) are rotationally connected with the second fixed block (13). 3. a kind of rail transit metal pipe detection equipment according to claim 2, is characterized in that: described driving equipment comprises motor (16), and described motor (16) is fixedly connected on the top of square block (2), The output end of the motor (16) is fixedly connected with a first rotating sleeve (17), and the inside of the first rotating sleeve (17) is provided with a belt (18), and the belt (18) passes through the square block (2 ) into the second groove to be rotatably connected with a second rotating sleeve (19), and the second rotating sleeve (19) is fixedly connected on the outer wall of the second connecting rod (9). 4. A metal pipe detection device for rail transit according to claim 3, characterized in that: rubber strips (20) are fixedly connected to the inner walls of the upper cover plate (14) and the lower cover plate (12) . 5. A metal pipe detection device for rail transit according to claim 4, characterized in that: the threaded rod (8) passes through the square block (2) and is fixedly connected with a handle (21). 6. A metal pipe detection device for rail transit according to claim 5, characterized in that: the roller (7) is made of rubber.

Images