CN218781743U - A pipeline straightness detection device - Google Patents

Abstract

The utility model provides a pipeline straightness detection device, which relates to the technical field of pipeline detection, and includes a bracket, the inner surface of the bracket is provided with a drive assembly, the lower surface of the drive assembly is provided with a detection mechanism, and the detection mechanism is set There are two; the detection mechanism includes a rectangular block, the outer surface of the rectangular block is threaded through a mounting rod, the outer surface of the mounting rod is provided with a mounting groove, and the inner bottom of the mounting groove is provided with a pressure detector, A fixed ring is fixedly connected to the middle position of the inner surface of the installation groove. In the utility model, the front and rear positions of the rollers can be adjusted conveniently by rotating the installation rod and the guide rod, so as to adapt to pipes of different specifications. The detection mechanism is driven by the driving component to move on the outer wall of the pipe, so that the straightness of the pipe can be quickly adjusted. Detection has high practicality.

Description

A pipeline straightness detection device

technical field

The utility model relates to the technical field of pipeline detection, in particular to a pipeline straightness detection device.

Background technique

A pipeline is a device connected by pipes, pipe connectors and valves to transport gas, liquid or fluid with solid particles. Usually, after the fluid is pressurized by a blower, compressor, pump and boiler, etc., the high pressure from the pipeline It can also be transported by the pressure or gravity of the fluid itself. The pipeline is widely used, mainly in water supply, drainage, heat supply, gas supply, long-distance transportation of oil and natural gas, agricultural irrigation, water conservancy projects and various in industrial installations.

In the prior art, after the pipeline is produced, it is necessary to test the straightness of the pipeline itself to check whether the straightness of the pipeline is qualified. When a pipeline with non-compliant straightness is used, it will not only affect normal use, but also affect The service life of the pipeline. At present, the detection of the straightness of the pipeline itself requires the staff to carry out the detection with a hand-held measuring device, which is time-consuming and laborious. A pipeline straightness detection device is proposed.

Utility model content

The purpose of this utility model is to solve the problems in the prior art that after the pipeline is produced, it is necessary to detect the straightness of the pipeline itself, and check whether the straightness of the pipeline is qualified. Affect the normal use, and will affect the service life of the pipeline. At present, the straightness detection of the pipeline itself requires the staff to carry out the detection with a hand-held measuring device, which is time-consuming and labor-intensive. A pipeline straightness detection device is proposed.

In order to achieve the above object, the utility model adopts the following technical solution: a pipeline straightness detection device, including a bracket, the inner surface of the bracket is provided with a drive assembly, and the lower surface of the drive assembly is provided with a detection mechanism, the The detection mechanism is set to two;

The detection mechanism includes a rectangular block, the outer surface of the rectangular block is threaded through a mounting rod, the outer surface of the mounting rod is provided with a mounting groove, the inner bottom of the mounting groove is provided with a pressure detector, and the mounting groove The middle position of the inner surface of the inner surface is fixedly connected with a fixed ring, the inner surface of the fixed ring slides through a transmission rod, the outer surface of the transmission rod is fixedly connected with a limit ring, and the outer surface of the transmission rod is sleeved with a spring, so The end surface of the transmission rod is fixedly connected with a roller, and the outer surface of the rectangular block slides symmetrically through a guide rod.

Preferably, the drive assembly includes a motor, the output end of the motor passes through the outer surface of the bracket and extends to the other side, the output end of the motor is fixedly connected to a rotating shaft, and the end surface of the rotating shaft is fixedly connected to a screw rod, The outer surface of the screw rod is threadedly connected with a moving block, and the outer surface of the moving block is symmetrically and fixedly connected with a limiting block.

Preferably, the upper surface of the rectangular block is fixedly connected to the lower surface of the moving block, the outer surface of the limiting ring is slidingly arranged with the inner surface of the installation groove, the positions of the two detection mechanisms match, and the transmission The end faces of the rods and the end faces of the pressure detector are arranged in close contact, and the end faces of the two guide rods are fixedly connected with the outer surfaces of the rollers.

Preferably, the upper surface of the bracket is provided with a sliding groove, the inner surface of the sliding groove is symmetrically provided with limiting grooves, and the inner surface of the limiting groove and the outer surface of the limiting block are arranged in a sliding manner.

Preferably, a first tapered block is fixedly connected to the inner surface of the right side of the bracket, a threaded rod is threaded through the left surface of the bracket, and a second tapered block is fixedly connected to the right end surface of the threaded rod.

Preferably, the position of the first conical block matches the position of the second conical block, and the lower surface of the bracket is fixedly connected with a base.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. In this utility model, by rotating the installation rod and the guide rod together, it is convenient to adjust the front and rear positions of the rollers, so as to adapt to pipes of different specifications. The driving component drives the detection mechanism to move on the outer wall of the pipe, thereby quickly straightening the pipe. The degree of detection has high practicability.

2. In the utility model, through the cooperative use of the first conical block, the second conical block and the threaded rod, pipes of different specifications can be fixed, which has high practicability.

Description of drawings

Fig. 1 is a perspective view of a pipeline straightness detection device proposed by the present invention;

Fig. 2 is a structural schematic diagram of a mounting rod of a pipeline straightness detection device proposed by the utility model;

Fig. 3 is a structural schematic diagram of a driving assembly of a pipeline straightness detection device proposed by the utility model;

Fig. 4 is a partial structural schematic diagram of a pipeline straightness detection device proposed by the present invention.

Legend description: 1. Base; 2. Drive assembly; 201. Screw rod; 202. Motor; 203. Limit slot; 204. Moving block; 205. Limit block; 3. Bracket; 4. Detection mechanism; 401. Rectangle Block; 402, guide rod; 403, pressure detector; 404, roller; 405, transmission rod; 406, spring; 407, fixed ring; 408, limit ring; 409, installation rod; A tapered block; 7, the second tapered block; 8, a threaded rod.

Detailed ways

In order to understand more clearly the above purpose, features and advantages of the utility model, the utility model will be further described below in conjunction with the accompanying drawings and embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

In the following description, a lot of specific details have been set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways that are different from those described here. Therefore, the utility model is not limited to the specific details of the following disclosure EXAMPLE LIMITATIONS.

Embodiment 1, as shown in Figures 1-4, the utility model provides a pipeline straightness detection device, including a bracket 3, the inner surface of the bracket 3 is provided with a drive assembly 2, and the lower surface of the drive assembly 2 is provided with Detecting mechanism 4, detecting mechanism 4 is set as two; Detecting mechanism 4 comprises rectangular block 401, and the outer surface thread of rectangular block 401 is penetrated with mounting rod 409, and the outer surface of mounting rod 409 is provided with mounting groove, and the inner bottom of mounting groove is provided with There is a pressure detector 403, the middle position of the inner surface of the installation groove is fixedly connected with a fixed ring 407, the inner surface of the fixed ring 407 slides through a transmission rod 405, the outer surface of the transmission rod 405 is fixedly connected with a limit ring 408, and the transmission rod 405 The outer surface is covered with a spring 406, the end surface of the transmission rod 405 is fixedly connected with a roller 404, the outer surface of the rectangular block 401 slides symmetrically through a guide rod 402, the drive assembly 2 includes a motor 202, and the output end of the motor 202 runs through the outer surface of the support 3. surface and extend to the other side, the output end of the motor 202 is fixedly connected with the rotating shaft, the end face of the rotating shaft is fixedly connected with the screw rod 201, the outer surface of the screw rod 201 is screwed with the moving block 204, and the outer surface of the moving block 204 is symmetrically fixedly connected The limit block 205, the upper surface of the rectangular block 401 is fixedly connected with the lower surface of the moving block 204, the outer surface of the limit ring 408 is slidingly set with the inner surface of the installation groove, the positions of the two detection mechanisms 4 are matched, and the transmission rod 405 The end face of the pressure detector 403 is fitted to the end face of the pressure detector 403, the end faces of the two guide rods 402 are fixedly connected with the outer surface of the roller 404, the upper surface of the bracket 3 is provided with a sliding groove 5, and the inner surface of the sliding groove 5 is symmetrically provided with limited space. The position groove 203, the inner surface of the limit groove 203 and the outer surface of the limit block 205 are slidingly arranged.

The effect achieved by the entire embodiment 1 is that when the pipeline needs to be detected, the pipeline is fixed on the bracket 3, and then the installation rod 409 is rotated by the handle to make the installation rod 409 move forward or backward, and the guide rod 402 Limit the moving direction of the roller 404 to avoid deviation, so that the outer surface of the roller 404 is always attached to the outer wall of the pipe, so that pipes of different specifications can be detected. After the position adjustment of the roller 404 is completed, start the motor 202, the motor 202 drives the rotating shaft and the screw mandrel 201 to rotate, thereby driving the moving block 204 to move, and the moving direction of the moving block 204 is limited by the use of the limit groove 203 and the limit block 205, thereby driving the rectangular block 401 and the roller 404 to move, Make the roller 404 fit and move on the outer wall of the pipeline. When there is a twist somewhere in the pipeline, the roller 404 will move backward, so that the transmission rod 405 will move backward, and the pressure detector 403 will be activated through the transmission rod 405, and then the The data of the sensor 403 is used to determine the bend of the pipeline. When the roller 404 leaves the bend of the roller 404, the spring 406 will reset the roller 404, thereby facilitating detection.

Embodiment 2, as shown in Figures 1-4, the right inner surface of the bracket 3 is fixedly connected with the first tapered block 6, the left surface of the bracket 3 is threaded with a threaded rod 8, and the right end surface of the threaded rod 8 is fixedly connected There is a second conical block 7 , the position of the first conical block 6 matches the position of the second conical block 7 , and the base 1 is fixedly connected to the lower surface of the bracket 3 .

The effect achieved by the entire embodiment 2 is that the two ends of the pipeline are respectively inserted into the first conical block 6 and the second conical block 7, and then the threaded rod 8 is rotated to fix the pipeline on the bracket 3, which is convenient for detection and passed The arrangement of the first conical block 6 and the second conical block 7 can fix pipes of different specifications, which has high practicability.

Working principle: When inspecting the pipe, insert the two ends of the pipe into the first conical block 6 and the second conical block 7 respectively, then turn the threaded rod 8 to fix the pipe on the bracket 3, by turning the installation rod 409, after the roller 404 is attached to the pipe, start the drive assembly 2, so that the roller 404 moves on the outer wall of the pipe. When there is a twist somewhere in the pipe, the roller 404 will move backward, so that the transmission rod 405 will move backward , start the pressure detector 403 through the transmission rod 405, and then determine the bend of the pipeline through the data of the pressure detector 403. When the roller 404 leaves the bend of the roller 404, the spring 406 will reset the roller 404, thereby facilitating detection.

The wiring diagram of motor 202 and pressure detector 403 in the utility model belongs to the common knowledge in this area, and its working principle is known technology, and its model selects the appropriate model according to actual use, so to motor 202 and pressure detector 403 The control method and wiring arrangement will not be explained in detail.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or remodel it into an equivalent change, etc. The effective embodiments are applied to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present utility model still belong to the technical solution of the present utility model scope of protection.

Claims (6)

1. The utility model provides a pipeline straightness detection device, includes support (3), its characterized in that: the inner surface of the support (3) is provided with a driving assembly (2), the lower surface of the driving assembly (2) is provided with two detection mechanisms (4), and the number of the detection mechanisms (4) is two;

detection mechanism (4) include rectangular block (401), the surface screw thread of rectangular block (401) runs through and has installation pole (409), the mounting groove has been seted up to the surface of installation pole (409), the interior bottom of mounting groove is provided with pressure detector (403), the solid fixed ring of internal surface intermediate position fixedly connected with (407) of mounting groove, the internal surface slip of solid fixed ring (407) runs through has transfer line (405), the external surface fixed connection of transfer line (405) spacing ring (408), the surface cover of transfer line (405) is equipped with spring (406), the terminal surface fixedly connected with gyro wheel (404) of transfer line (405), the surface symmetry slip of rectangular block (401) runs through has guide bar (402).

2. The pipe flatness detecting apparatus of claim 1, wherein: the driving assembly (2) comprises a motor (202), the output end of the motor (202) penetrates through the outer surface of the support (3) and extends to the other side, the output end of the motor (202) is fixedly connected with a rotating shaft, the end face of the rotating shaft is fixedly connected with a lead screw (201), the outer surface of the lead screw (201) is in threaded connection with a moving block (204), and the outer surface of the moving block (204) is symmetrically and fixedly connected with a limiting block (205).

3. The pipe flatness detecting apparatus of claim 2, wherein: the upper surface of the rectangular block (401) is fixedly connected with the lower surface of the moving block (204), the outer surface of the limiting ring (408) is arranged in a sliding mode with the inner surface of the mounting groove, the positions of the two detection mechanisms (4) are matched, the end face of the transmission rod (405) is arranged in a fit mode with the end face of the pressure detector (403), and the end faces of the two guide rods (402) are fixedly connected with the outer surface of the roller (404).

4. The pipe flatness detecting apparatus of claim 2, wherein: sliding tray (5) have been seted up to the upper surface of support (3), spacing groove (203) have been seted up to the internal surface symmetry of sliding tray (5), the internal surface of spacing groove (203) is the setting that slides with the surface of stopper (205).

5. The pipe flatness detecting apparatus of claim 1, wherein: the right side of support (3) internal surface fixed connection has first toper piece (6), threaded rod (8) is run through to the left surface screw thread of support (3), the right-hand member face fixed connection of threaded rod (8) has second toper piece (7).

6. The pipe flatness detecting apparatus of claim 5, wherein: the position of the first conical block (6) is matched with that of the second conical block (7), and the lower surface of the support (3) is fixedly connected with the base (1).

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