Pipeline leakage point positioning device

Abstract

The utility model discloses a pipeline leakage point positioning device, which relates to the technical field of pipeline leakage point positioning and comprises a handheld frame, a limiting plate is arranged on the surface of an adjusting plate, a telescopic rod is slidably connected onto the limiting plate, one end of the telescopic rod is fixedly connected with an extrusion plate, a spring is fixedly connected between the extrusion plate and the limiting plate, and the limiting plate is fixedly connected with the handheld frame. Sound sensors are symmetrically arranged on the surface of the extrusion plate, and moving wheels are rotationally connected to the surface of the extrusion plate. A spring drives an extrusion plate to clamp a detected pipeline, the pipeline is detected through a sound sensor, and a handle is pulled to drive the extrusion plate to move, so that the sound sensor detects a leakage point of the pipeline, a moving wheel is arranged, and the moving wheel moves along the pipeline to rotate, so that the leakage point of the pipeline is detected. And under the action of the moving wheels, the extrusion plate rotates along the pipeline, so that the sound sensor rotates along the pipeline, the pipeline is comprehensively detected, and a leakage point is conveniently and quickly found.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline leakage point positioning, in particular to a pipeline leakage point positioning device. Background Art

[0002] The commonly used method for locating pipeline leaks is the acoustic vibration method. Its basic basis is that when a pressure pipeline leaks, it will cause certain special vibrations. These vibrations are often the strongest at the leak point. Therefore, relevant personnel have designed various electronic amplification and processing leak detection instruments and related signal processing and calculation pipeline leak detectors to accurately locate pipeline leaks.

[0003] After searching the existing public patent number: CN202220787595.X, the public patent name is: A pressure pipeline leak locating device, including an upper connecting shell, a lower connecting shell fixedly arranged below the upper connecting shell, a clamping plate fixedly arranged inside the upper connecting shell and the lower connecting shell, and a protective plate fixedly arranged inside the two sets of clamping plates. The utility model is provided with a moving component, and the moving component is used to drive the device to move on the outside of the pressure pipeline. The moving component is fixedly arranged on the outside of the upper connecting shell and the lower connecting shell. When it is necessary to move and detect on the pressure pipeline, turn on the leak locating sensor and the drive motor, and the drive motor drives the four sets of wheels to rotate, so that the upper connecting shell and the lower connecting shell move on the pressure pipeline, thereby achieving the two purposes of moving on the pipeline and detecting whether the pipeline is leaking, which is convenient for the use of the staff and improves the detection efficiency of the device.

[0004] However, although the above device can be moved when in use, the leak point locating sensor cannot rotate along the pipeline and cannot perform a comprehensive inspection of the pipeline, so there is room for improvement. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies of the prior art, the utility model provides a pipeline leakage point locating device, which solves the problem that the leakage point locating sensor cannot rotate along the pipeline and cannot perform comprehensive detection on the pipeline.

[0007] Technical Solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a pipeline leakage point positioning device, including: a handheld frame, an adjustment plate is symmetrically arranged on the handheld frame, the adjustment plate surface is rotatably connected to a limit plate, the limit plate is slidably connected to a telescopic rod, one end of the telescopic rod is fixedly connected to an extrusion plate, a spring is fixedly connected between the extrusion plate and the limit plate, sound sensors are symmetrically arranged on the surface of the extrusion plate, and the surface of the extrusion plate is rotatably connected to a moving wheel.

[0009] Preferably, the moving wheel is configured to be spherical, the moving wheel is configured to be a rubber wheel, and the radius of the moving wheel is greater than the height of the sound sensor.

[0010] Preferably, a clamping assembly is provided on the handheld frame, and the clamping assembly includes a slide groove opened on one side of the handheld frame, a slider is slidably connected in the slide groove, the adjustment plate is fixedly connected to the surface of the slider, a screw rod is rotatably connected in the slide groove, the screw rod is threadedly connected to the slider, and one end of the screw rod is fixedly connected to a first hand wheel.

[0011] Preferably, the screw rod is configured as a bidirectional screw rod, sliders are symmetrically arranged in the slide groove, and the adjustment plate is configured in an arc shape.

[0012] Preferably, a tensioning assembly is provided on the adjustment plate, and the tensioning assembly includes a fixing rod, the fixing rod is fixedly connected to the surface of the adjustment plate, a threaded rod is threadedly connected to the surface of the fixing rod, one end of the threaded rod is fixedly connected to a second hand wheel, and the other end of the threaded rod is rotatably connected to a limiting plate.

[0013] Preferably, the fixing rod is arranged at a central position on the surface of the adjustment plate, and the limiting plate is arranged at a central position on the surface of the adjustment plate.

[0014] Preferably, handles are symmetrically arranged on both sides of the handheld frame, the extrusion plate is arranged in an arc shape, and the moving wheels are arranged in a circular array on the surface of the extrusion plate.

[0015] Beneficial Effects

[0016] The utility model provides a pipeline leakage point positioning device, which has at least the following beneficial effects compared with the prior art:

[0017] The spring drives the squeezing plate to clamp the detection pipeline, and the pipeline is detected by the sound sensor. The handle is pulled to drive the squeezing plate to move, so that the sound sensor can detect the leakage point of the pipeline. A moving wheel is set, and the moving wheel moves and rotates along the pipeline. Under the action of the moving wheel, the squeezing plate rotates along the pipeline, so that the sound sensor rotates along the pipeline, and the pipeline is comprehensively detected, so as to quickly find the leakage point. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the handle of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the clamping assembly of the utility model;

[0021] Figure 4It is a structural schematic diagram of the elastic component of the utility model.

[0022] In the figure: 1. Hand-held frame; 2. Adjustment plate; 3. Limit plate; 4. Telescopic rod; 5. Spring; 6. Extrusion plate; 7. Sound sensor; 8. Moving wheel; 9. Clamping assembly; 901. Slide groove; 902. Screw rod; 903. First hand wheel; 904. Sliding block; 10. Elastic assembly; 1001. Fixed rod; 1002. Threaded rod; 1003. Second hand wheel; 11. Handle. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Embodiment 1:

[0025] See also Figure 1-4 The utility model provides a technical solution: a handheld frame 1, an adjusting plate 2 is symmetrically arranged on the handheld frame 1, the surface of the adjusting plate 2 is rotatably connected to a limiting plate 3, a telescopic rod 4 is slidably connected to the limiting plate 3, one end of the telescopic rod 4 is fixedly connected to an extrusion plate 6, a spring 5 is fixedly connected between the extrusion plate 6 and the limiting plate 3, a sound sensor 7 is symmetrically arranged on the surface of the extrusion plate 6, and a moving wheel 8 is rotatably connected to the surface of the extrusion plate 6.

[0026] Analysis of the above content: The extrusion plate 6 is stuck on the surface of the pipeline, and the spring 5 drives the extrusion plate 6 to clamp the detection pipeline to prevent it from falling. The pipeline leak is detected by the sound sensor 7, and the handle 11 is pulled to drive the extrusion plate 6 to move, so that the sound sensor 7 detects the surface leak of the pipeline. A moving wheel 8 is provided, and the moving wheel 8 moves and rotates along the pipeline. Under the action of the moving wheel 8, the extrusion plate 6 moves horizontally and rotates vertically along the pipeline, so that the sound sensor 7 can rotate along the pipeline, which is convenient for comprehensive detection of the pipeline, and it is convenient to quickly find the leak, which is easy to use. The handheld frame 1 is provided with a controller and headphones that match the sound sensor, which is a prior art and will not be repeated.

[0027] Embodiment 2:

[0028] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the moving wheel 8 is set to be spherical, the moving wheel 8 is set to be a rubber wheel, and the radius of the moving wheel 8 is greater than the height of the sound sensor 7.

[0029] Analysis of the above content: The rubber wheel is used to reduce the noise when the moving wheel 8 moves, and reduce the impact on the sound sensor 7. The height is greater than the height of the sound sensor 7 so that the sound sensor 7 does not contact the pipeline, avoiding the noise generated by the contact between the sound sensor 7 and the pipeline to affect the detection.

[0030] Embodiment three:

[0031] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a clamping assembly 9 is provided on the hand-held frame 1, and the clamping assembly 9 includes a slide groove 901 opened on one side of the hand-held frame 1, a slider 904 is slidably connected in the slide groove 901, and an adjustment plate 2 is fixedly connected to the surface of the slider 904. A screw rod 902 is rotatably connected in the slide groove 901, and the screw rod 902 is threadedly connected to the slider 904, and a first hand wheel 903 is fixedly connected to one end of the screw rod 902. Handles 11 are symmetrically provided on both sides of the hand-held frame 1, the extrusion plate 6 is arranged in an arc shape, and the moving wheels 8 are arranged in a circumferential array on the surface of the extrusion plate 6.

[0032] Analysis of the above content: rotating the first hand wheel 903 drives the screw rod 902 to rotate, and the slider 904 moves up and down along the slide groove 901 through the rotation of the screw rod 902, and the spacing of the adjustment plate 2 is changed through the movement of the slider 904, so that the adjustment plate 2 can be set on the pipe surface, so as to facilitate the leakage point positioning of pipes of different sizes.

[0033] Embodiment 4:

[0034] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the screw rod 902 is set as a bidirectional screw rod, the slide block 904 is symmetrically arranged in the slide groove 901, and the adjustment plate 2 is set in an arc shape.

[0035] Analysis of the above content: The arc-shaped setting of the adjustment plate 2 can better adapt to pipes of different sizes. The screw rod 902 is set as a bidirectional screw rod, which is convenient for the synchronous movement of the adjustment plate 2 and the clamping of the pipe.

[0036] Embodiment five:

[0037] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a tension assembly 10 is arranged on the adjustment plate 2, and the tension assembly 10 includes a fixing rod 1001, the fixing rod 1001 is fixedly connected to the surface of the adjustment plate 2, a threaded rod 1002 is threadedly connected to the surface of the fixing rod 1001, one end of the threaded rod 1002 is fixedly connected to a second hand wheel 1003, and the other end of the threaded rod 1002 is rotatably connected to the limiting plate 3.

[0038] Analysis of the above content: Rotating the second hand wheel 1003 drives the threaded rod 1002 to move up and down along the fixed rod 1001, and the limit plate 3 moves up and down through the up and down movement of the threaded rod 1002, thereby adjusting the pressure between the extrusion plate 6 and the pipeline. When rotating (1003), hold the limit plate 3 by hand to prevent the limit plate 3 from rotating.

[0039] Embodiment six:

[0040] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the fixing rod 1001 is arranged at the center of the surface of the adjustment plate 2, and the limiting plate 3 is arranged at the center of the surface of the adjustment plate 2.

[0041] Analysis of the above content: The fixing rod 1001 is set in the center of the surface of the adjustment plate 2 to make the force more uniform and better clamp the pipeline.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0043] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipeline leakage point positioning device, characterized in that: include: A handheld frame (1) is symmetrically provided with an adjustment plate (2), the surface of the adjustment plate (2) is rotatably connected to a limit plate (3), the limit plate (3) is slidably connected to a telescopic rod (4), one end of the telescopic rod (4) is fixedly connected to an extrusion plate (6), a spring (5) is fixedly connected between the extrusion plate (6) and the limit plate (3), a sound sensor (7) is symmetrically provided on the surface of the extrusion plate (6), and a moving wheel (8) is rotatably connected to the surface of the extrusion plate (6).

2. A pipeline leakage point locating device according to claim 1, characterized in that: The moving wheel (8) is configured to be spherical, the moving wheel (8) is configured to be a rubber wheel, and the radius of the moving wheel (8) is greater than the height of the sound sensor (7).

3. A pipeline leakage point locating device according to claim 1, characterized in that: The handheld frame (1) is provided with a clamping assembly (9), the clamping assembly (9) comprising a slide groove (901) opened on one side of the handheld frame (1), a slider (904) being slidably connected in the slide groove (901), the adjustment plate (2) being fixedly connected to the surface of the slider (904), a screw rod (902) being rotatably connected in the slide groove (901), the screw rod (902) being threadedly connected to the slider (904), and a first hand wheel (903) being fixedly connected at one end of the screw rod (902).

4. A pipeline leakage point locating device according to claim 3, characterized in that: The screw rod (902) is configured as a bidirectional screw rod, sliders (904) are symmetrically arranged in the slide groove (901), and the adjustment plate (2) is configured in an arc shape.

5. A pipeline leakage point locating device according to claim 1, characterized in that: The adjusting plate (2) is provided with a tensioning assembly (10), the tensioning assembly (10) comprising a fixing rod (1001), the fixing rod (1001) being fixedly connected to the surface of the adjusting plate (2), a threaded rod (1002) being threadedly connected to the surface of the fixing rod (1001), one end of the threaded rod (1002) being fixedly connected to a second hand wheel (1003), and the other end of the threaded rod (1002) being rotatably connected to a limiting plate (3).

6. A pipeline leakage point locating device according to claim 5, characterized in that: The fixing rod (1001) is arranged at a central position on the surface of the adjustment plate (2), and the limiting plate (3) is arranged at a central position on the surface of the adjustment plate (2).

7. A pipeline leakage point locating device according to claim 1, characterized in that: The handheld frame (1) is symmetrically provided with handles (11) on both sides, the squeezing plate (6) is arranged in an arc shape, and the moving wheels (8) are arranged in a circular array on the surface of the squeezing plate (6).

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