Underground pipe network defect detection device

Abstract

The utility model discloses an underground pipe network defect detection device, which relates to the technical field of pipeline detection and comprises a limiting frame, a pipeline periscope fixedly connected to the side wall of the limiting frame, a vertical rod fixedly connected to the side wall of the limiting frame, a handle fixedly connected to the top of the vertical rod, and an output motor connected to the bottom of the limiting frame through bolts. An output shaft of the output motor is fixedly connected with one end of a rope; the limiting frame is hollow to form a groove, the surface of the limiting frame is rotationally connected with an output handle, the rope is driven by an output motor to rotate at a high speed, obstacles such as spider webs and floccules in a pipeline can be actively removed in the descending process, the obstacles are prevented from being adhered to a periscope lens or the surface of the limiting frame, and it is guaranteed that the detection visual field is clear; worm and gear transmission has the self-locking characteristic, a rigid supporting structure is formed after the driving rod is unfolded, and connection between the periscope and the interior of a pipeline is ensured in combination with elastic compensation of the electromagnetic spring.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline detection technical field, specifically underground pipe network defect detection device. BACKGROUND

[0002] The patent with the publication (announcement) number CN222527438U discloses an underground pipe network defect detection device, which comprises a pipeline periscope and support legs fixed on the side of the pipeline periscope through a connecting frame.

[0003] In the prior art, the pipeline periscope is lowered into the pipeline by holding the hand-held rod, and the support leg on one side of the pipeline periscope is supported at the bottom of the pipeline to ensure that the pipeline periscope is in the center of the pipeline, and the support leg is not fixed in the pipeline, so the user still needs to hold the hand-held rod. UTILITY MODEL CONTENT

[0004] Therefore, in order to solve the above problems, the utility model provides an underground pipe network defect detection device.

[0005] The utility model is realized by constructing an underground pipe network defect detection device, which comprises a limiting frame, a pipeline periscope fixedly connected to the side wall of the limiting frame, a vertical rod fixedly connected to the side wall of the limiting frame, a handle fixedly connected to the top of the vertical rod, an output motor boltedly connected to the bottom of the limiting frame, and an output shaft of the output motor fixedly connected to one end of a rope.

[0006] Preferably, the distal end of the driving rod is fixedly connected to a contact assembly.

[0007] Preferably, the contact assembly comprises an outer cylinder, and the outer cylinder is fixedly connected to the driving rod at the bottom.

[0008] Preferably, the outer cylinder is hollow to form a cavity, and an electromagnetic spring is fixedly connected to the bottom of the cavity.

[0009] Preferably, the other end of the electromagnetic spring is fixedly connected to a pressing plate, and the pressing plate is slidingly connected to the cavity.

[0010] Compared with the prior art, the utility model has the advantages of:

[0011] By driving the rope to rotate at high speed via the output motor, obstacles such as spider webs and lint can be actively removed from the pipeline during descent, preventing them from adhering to the periscope lens or the surface of the limiting frame and ensuring a clear field of view. The worm gear transmission has a self-locking characteristic, and the drive rod forms a rigid support structure after unfolding. Combined with the elastic compensation of the electromagnetic spring, it ensures the connection between the periscope and the pipeline. Attached Figure Description

[0012] Figure 1 This is a three-dimensional structural schematic diagram of the present invention;

[0013] Figure 2 This is an exploded structural diagram of the present invention;

[0014] Figure 3 This is a schematic diagram of the worm gear connection structure of this utility model;

[0015] Figure 4 This is a schematic diagram of the contact component structure of this utility model;

[0016] Figure 5 This is a schematic diagram of the connection structure between the output motor and the rope of this utility model.

[0017] Among them: limiting frame-1, pipe periscope-2, vertical rod-3, handle-4, output motor-5, rope-6, groove-7, output handle-8, worm gear-9, worm wheel-10, drive rod-11, contact component-12, outer cylinder-121, cavity-122, electromagnetic spring-123, extrusion plate-124. Detailed Implementation

[0018] The following will be combined with the appendix Figures 1-5 This utility model will be described in detail, and the technical solutions in the embodiments of this utility model will be clearly explained. The described embodiments are obviously only a part of the embodiments of this utility model, and not all of them. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0019] It should be noted that when a component is described as "fixed to" another component, it can be directly on the other component or may have an intervening component. When a component is considered to be "connected to" another component, it can be directly connected to the other component or may have an intervening component. When a component is considered to be "set on" another component, it can be directly set on the other component or may have an intervening component. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only.

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application. As used in this description, the singular forms "a", "an" and "the" include plural references unless the context clearly dictates otherwise.

[0021] Referring to Figures 1 to 5 The underground pipe network defect detection device comprises a limiting frame 1, a pipeline periscope 2 is fixedly connected to the side wall of the limiting frame 1, a vertical rod 3 is fixedly connected to the side wall of the limiting frame 1, the top of the vertical rod 3 is fixedly connected with a handle 4, an output motor 5 is boltedly connected to the bottom of the limiting frame 1, the output shaft of the output motor 5 is fixedly connected with one end of a rope 6, a storage battery and a controller are arranged in the limiting frame 1, the controller is connected with the output motor 5, the pipeline periscope 2 and the electromagnetic spring 123, a wireless transmission module is arranged in the controller, and an external person controls the output motor 5, the pipeline periscope 2 and the electromagnetic spring 123 through the wireless transmission module.

[0022] Specifically, a groove 7 is formed in the limiting frame 1, an output handle 8 is rotatably connected to the surface of the limiting frame 1, the bottom of the output handle 8 is fixedly connected with a worm 9, the worm 9 is rotatably connected in the groove 7, two groups of worm gears 10 are rotatably connected in the groove 7, the two groups of worm gears 10 are respectively engaged with the two ends of the worm 9, the center of the worm gear 10 is fixedly connected with the lower end of a driving rod 11, and the driving rod 11 is rotatably connected in the groove 7; a contact assembly 12 is fixedly connected to the end of the driving rod 11, the length of the driving rod 11 is adjusted by controlling the extension length of the contact assembly 12, so that the driving rod 11 is adapted to the change of the inner diameter of the pipeline, and the driving rod 11 is conveniently connected with different areas in the pipeline.

[0023] Specifically, the contact assembly 12 comprises an outer cylinder 121, the bottom of the outer cylinder 121 is fixedly connected with the driving rod 11, the outer cylinder 121 is hollow to form a cavity 122, the bottom of the cavity 122 is fixedly connected with an electromagnetic spring 123, the other end of the electromagnetic spring 123 is fixedly connected with a pressing plate 124, and the pressing plate 124 is slidingly connected in the cavity 122.

[0024] Specifically, when the pipeline wellhead is detected by the pipeline periscope 2, the vertical rod 3 is taken and the limiting frame 1 and the pipeline periscope 2 are placed into the wellhead and moved downwards into the inside of the lower pipeline, and the output motor 5 is started to drive the rope 6 to rotate, the rope 6 changes from the vertical falling state to the circular motion around the output motor 5, the rotation of the rope 6 can knock down the spider webs inside to avoid adhering to the limiting frame 1 and the pipeline periscope 2; then, when the limiting frame 1 and the pipeline periscope 2 move to the middle region of the pipeline, the output handle 8 is twisted, the output handle 8 drives the worm 9 to rotate, the worm 9 drives the worm wheel 10 to rotate, the worm wheel 10 drives the driving rod 11 to rotate, the two ends of the driving rod 11 rotate outward, the driving rod 11 drives the contact assembly 12 to rotate, the contact assembly 12 contacts and extrudes the inner wall of the pipeline, so that the limiting frame 1 and the pipeline periscope 2 are fixed at the middle end of the pipeline; the electromagnetic spring 123 can be started, the electromagnetic spring 123 pushes the extrusion plate 124 to move outward, the extrusion plate 124 extrudes and contacts the inner wall of the pipeline, further improving the stability of the limiting frame 1 when fixed; then the pipeline periscope 2 detects the inner wall of the pipeline.

[0025] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and the standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolt rivet, welding and the like in the prior art, and the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0026] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An underground pipeline defect detection device, comprising a limiting frame (1), a pipeline periscope (2) fixedly connected to the side wall of the limiting frame (1), a vertical rod (3) fixedly connected to the side wall of the limiting frame (1), the top of the vertical rod (3) being fixedly connected to a handle (4), an output motor (5) being bolted to the bottom of the limiting frame (1), and the output shaft of the output motor (5) being fixedly connected to one end of a rope (6); Its features are: The limiting frame (1) has a hollowed-out groove (7) inside. An output handle (8) is rotatably connected to the surface of the limiting frame (1). The bottom of the output handle (8) is fixedly connected to the worm (9). The worm (9) is rotatably connected to the groove (7). Two sets of worm wheels (10) are rotatably connected to the groove (7). The two sets of worm wheels (10) are respectively meshed with the two ends of the worm (9). The center of the worm wheel (10) is fixedly connected to the lower end of the drive rod (11). The drive rod (11) is rotatably connected to the groove (7).

2. The underground pipeline defect detection device according to claim 1, characterized in that: The end of the drive rod (11) is fixedly connected to a contact assembly (12).

3. The underground pipeline defect detection device according to claim 2, characterized in that: The contact assembly (12) includes an outer cylinder (121), the bottom of which is fixedly connected to the drive rod (11).

4. The underground pipeline defect detection device according to claim 3, characterized in that: The outer cylinder (121) has a hollow cavity (122) inside, and an electromagnetic spring (123) is fixedly connected to the bottom of the cavity (122).

5. The underground pipeline defect detection device according to claim 4, characterized in that: The other end of the electromagnetic spring (123) is fixedly connected to the extrusion plate (124), and the extrusion plate (124) is slidably connected to the cavity (122).

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