Guiding mechanism for pipeline to be detected for pipeline detection machine

By designing a guide mechanism for the pipeline inspection machine, and utilizing motor-driven rollers and fine-tuning threaded rods, rapid docking and mobile inspection of high-altitude pipelines are achieved, solving the existing technical challenges in high-altitude pipeline inspection and realizing efficient unattended inspection.

CN224033584UActive Publication Date: 2026-03-24NANJING LIJU ENG TESTING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-15
Publication Date
2026-03-24

AI Technical Summary

Technical Problem

Existing pipeline inspection machines are difficult to effectively connect with pipelines erected at high altitudes, leading to difficulties in installation and inspection.

Method used

A pipe guide mechanism for a pipe inspection machine was designed, including a lower sleeve and an upper sleeve. The mechanism uses a motor to drive the rollers to rotate and utilizes a fine-tuning threaded rod and handwheel to adapt to different pipe diameters. Combined with photovoltaic panels to provide energy support, it enables unattended inspection.

Benefits of technology

It enables rapid docking and mobile inspection of high-altitude pipelines, is easy to operate, can continuously detect pipeline leaks, and is adaptable to high-altitude environments.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of pipeline detection machine equipment, and discloses a to-be-detected pipeline guiding mechanism for a pipeline detection machine, which comprises a lower sleeve, an upper sleeve is hinged to one side of the lower sleeve, a lower groove is formed in the inner side of the upper sleeve, a limiting sliding groove is formed in the upper sleeve in a penetrating manner, and a sliding table is slidably connected to the inner side of the limiting sliding groove. According to the device, a pipeline erected at a high altitude can be quickly sleeved through the lower sleeve and the upper sleeve, then the fine adjustment threaded rod is driven to rotate through the fine adjustment hand wheel, and then the sliding table is pushed to move up and down in the limiting sliding groove through the fine adjustment threaded rod, so that the effect that the rollers abut against pipelines with different pipe diameters is achieved; for a high-altitude erected pipeline, a worker only needs to connect the pipeline detection machine with the pipeline at one side, close to the mounting bracket, of the pipeline, so that the surface of the to-be-detected pipeline can be guided and moved, the operation is convenient, and the connection is simple.
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Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline detection machine equipment technical field especially, relates to a kind of pipeline detection machine with to be measured pipeline guide mechanism. BACKGROUND

[0002] There are a large number of pipelines for chemical synthesis in petrochemical industrial plants. To prevent production accidents caused by pipeline leakage, modern oil refineries need to detect pipeline leakage regularly. The current pipeline detection machine is only suitable for some pipelines near the ground, because the pipelines near the ground are convenient for the pipeline detection machine to be connected with the pipelines. However, there are a large number of high-altitude oil pipelines in petrochemical plants that are far from the ground.

[0003] For example, a pipeline guide mechanism of a pipeline detection machine is disclosed in Chinese Utility Model Patent No. CN219187989U. The mechanism includes a workbench, a guide assembly for guiding the pipeline to be detected, and a cleaning mechanism for cleaning the surface of the pipeline to be detected. Although this utility model can stably guide and frictionally clean pipelines of different diameters in the horizontal and vertical directions, it has obvious difficulties in installation and connection for detecting leaks in high-altitude pipelines. Therefore, a pipeline detection machine with a to-be-detected pipeline guide mechanism is proposed to solve the above problems. SUMMARY

[0004] To solve the technical problem of installation and connection between the pipeline detection machine guide mechanism and the pipeline, the utility model provides a pipeline detection machine with a to-be-detected pipeline guide mechanism.

[0005] The utility model adopts the following technical scheme: a pipeline detection machine with a to-be-detected pipeline guide mechanism, including lower sleeve, the lower sleeve side articulates with upper sleeve, the inside of upper sleeve is equipped with lower recess, the upper sleeve is equipped with limit sliding slot, the inside of limit sliding slot is connected with sliding platform, the side of sliding platform close to lower sleeve is equipped with installation slot, the inside of installation slot is connected with a plurality of gyro wheel, the inside of lower recess is fixedly connected with motor, the output end of motor passes through sliding platform and is fixedly connected with one side of gyro wheel, the outside of upper sleeve is equipped with sliding platform adjusting mechanism, the pipeline butt joint mechanism is arranged between lower sleeve and upper sleeve, the inside of lower sleeve is equipped with data detection mechanism.

[0006] As a further improvement of the above-mentioned scheme, the sliding platform adjusting mechanism includes a support plate fixedly connected to the outside of the upper sleeve, a fine adjustment screw rod rotatably connected to the support plate, one end of the fine adjustment screw rod threadedly connected to the sliding platform, and the other end of the fine adjustment screw rod fixedly connected to a fine adjustment hand wheel.

[0007] As a further improvement of the above-mentioned scheme, the pipeline butt joint mechanism comprises pipeline fitting grooves formed at both ends of the lower sleeve and the upper sleeve, and a plurality of bolts are arranged on the side of the upper sleeve away from the hinge, each of the bolts being threadedly sleeved with the upper side of the lower sleeve.

[0008] As a further improvement of the above-mentioned scheme, the data detection mechanism comprises an upper groove formed on the upper side of the lower sleeve, and a fixing plate is fixedly connected to the bottom side of the upper groove.

[0009] As a further improvement of the above-mentioned scheme, the upper side of the fixing plate is respectively provided with a control circuit board, a liquid leakage sensor and a gas leakage sensor.

[0010] As a further improvement of the above-mentioned scheme, the outer side of the upper sleeve is provided with a plurality of photovoltaic panels.

[0011] Compared with the prior art, the utility model has the advantages of:

[0012] 1、The utility model discloses a pipeline detection machine, which comprises a lower sleeve, an upper sleeve, a hinge, a micro-adjusting hand wheel, a micro-adjusting threaded rod, a sliding table, a limiting sliding groove, a roller and a pipeline detection mechanism.

[0013] 2、The utility model discloses a pipeline detection machine, which comprises a lower sleeve, an upper sleeve, a hinge, a micro-adjusting hand wheel, a micro-adjusting threaded rod, a sliding table, a limiting sliding groove, a roller and a pipeline detection mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine.

[0015] Figure 2 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine. Figure 1 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine.

[0016] Figure 3 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine. Figure 1 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine.

[0017] Figure 4 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine. Figure 1 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine.

[0018] Figure 5 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine. Figure 4 The utility model provides a whole structure schematic diagram of a to-be-measured pipeline guide mechanism for a pipeline detection machine.

[0019] Main symbol explanation:

[0020] 1, lower sleeve; 2, upper groove; 3, pipeline fitting groove; 4, control circuit board; 5, liquid leakage sensor; 6, gas leakage sensor; 7, fixed plate; 8, motor; 9, roller; 10, upper sleeve; 11, sliding table; 12, bolt; 13, fine adjustment hand wheel; 14, photovoltaic panel; 15, support plate; 16, limiting sliding groove; 17, fine adjustment threaded rod; 18, mounting groove; 19, lower groove. DETAILED DESCRIPTION

[0021] In the following, the utility model is further described in combination with the drawings and specific embodiments, and it should be noted that the following described embodiments or technical features can be combined to form new embodiments without conflict.

[0022] Embodiment:

[0023] Please combine Figure 1 - Figure 5 The pipeline detection machine with a measured pipeline guide mechanism of the embodiment includes a lower sleeve 1, the lower sleeve 1 is hinged with an upper sleeve 10 on one side, the inner side of the upper sleeve 10 is provided with a lower groove 19, the upper sleeve 10 is provided with a limiting sliding groove 16, the inner side of the limiting sliding groove 16 is slidably connected with a sliding table 11, the side of the sliding table 11 close to the lower sleeve 1 is provided with a mounting groove 18, in the embodiment, three rollers 9 are rotatably connected in the mounting groove 18, the inner side of the lower groove 19 is fixedly connected with a motor 8, the output end of the motor 8 passes through the sliding table 11 and is fixedly connected with one side of one of the rollers 9, the outer side of the upper sleeve 10 is provided with a sliding table adjusting mechanism, a pipeline butt joint mechanism is arranged between the lower sleeve 1 and the upper sleeve 10, and the inner side of the lower sleeve 1 is provided with a data detection mechanism.

[0024] The roller 9 is driven to rotate by the motor 8, and when the roller 9 rotates, the entire device can be driven to move forward along the outer wall of the pipeline.

[0025] Please combine Figure 5 As shown, the sliding table adjusting mechanism includes a support plate 15 fixedly connected with the outer side of the upper sleeve 10, a fine adjustment threaded rod 17 rotatably connected with the support plate 15, one end of the fine adjustment threaded rod 17 is threadedly sleeved with the sliding table 11, and the other end of the fine adjustment threaded rod 17 is fixedly connected with a fine adjustment hand wheel 13. By rotating the fine adjustment hand wheel 13, the roller 9 can be adjusted and matched with different pipeline diameters.

[0026] Please combine Figure 1As shown, the pipeline butt joint mechanism comprises pipeline fitting grooves 3 formed at both ends of the lower sleeve 1 and the upper sleeve 10, and it is particularly noted that the radius of the pipeline fitting groove 3 is much larger than the radius of the pipeline, and the upper sleeve 10 away from the hinge is provided with a plurality of bolts 12, and each bolt 12 is threadedly sleeved with the upper side of the lower sleeve 1.

[0027] Please refer to Figure 1 As shown, the data detection mechanism comprises an upper groove 2 formed on the upper side of the lower sleeve 1, and the bottom side of the upper groove 2 is fixedly connected with a fixed plate 7, and the fixed plate 7 is used for installing various electrical components, and is convenient for quick disassembly during maintenance.

[0028] Please refer to Figure 1 As shown, the upper side of the fixed plate 7 is respectively provided with a control circuit board 4, a liquid leakage sensor 5 and a gas leakage sensor 6.

[0029] Please refer to Figure 3 As shown, the outer side of the upper sleeve 10 is provided with two photovoltaic panels 14, and the photovoltaic panels 14 can fully utilize light energy outdoors to provide energy support for the pipeline detection machine.

[0030] The implementation principle of the pipeline detection machine with the pipeline to be detected guiding mechanism in the embodiment of the application is as follows: for the pipeline erected in the air, the worker can first reach the surface of the pipeline by attaching the tower, then the lower sleeve 1 and the upper sleeve 10 are sleeved on the outer surface of the pipeline, then the lower sleeve 1 and the upper sleeve 10 are fixedly connected through the plurality of bolts 12, so that the pipeline is located inside the lower sleeve 1 and the upper sleeve 10, then the sliding table 11 threadedly sleeved with one end of the fine adjustment threaded rod 17 is moved inwards along the limiting sliding groove 16 by driving the fine adjustment hand wheel 13 to rotate, at this time, the roller 9 abuts against the surface of the pipeline, after abutting, the upper sleeve 10 and the lower sleeve 1, the central axis of the pipeline is located at the center point of the pipeline fitting groove 3, and friction does not occur between the two ends and the outer wall of the pipeline, then the control circuit board 4 starts to work to drive the motor 8 to rotate, thereby driving the whole device to move to the position to be detected in the air, and real-time leakage detection can be realized, and the photovoltaic panel 14 can obtain light energy from the outside to supplement the electric energy, thereby continuously providing energy for the pipeline detection machine.

[0031] The above embodiment is only a preferred embodiment of the application, and cannot be used to limit the scope of protection of the application, and any non-substantial changes and replacements made by those skilled in the art on the basis of the application all belong to the scope of protection of the application.

Claims

1. A pipe detection machine with a guide mechanism for a pipe to be detected, comprising a lower sleeve (1), characterized in that, One side of the lower sleeve (1) is hinged with an upper sleeve (10), the inner side of the upper sleeve (10) is provided with a lower groove (19), a limiting sliding groove (16) is provided through the upper sleeve (10), the inner side of the limiting sliding groove (16) is slidably connected with a sliding table (11), the side of the sliding table (11) close to the lower sleeve (1) is provided with a mounting groove (18), the inner side of the mounting groove (18) is rotatably connected with a plurality of rollers (9), the inner side of the lower groove (19) is fixedly connected with a motor (8), the output end of the motor (8) penetrates through the sliding table (11) and is fixedly connected with one side of one of the rollers (9), the outer side of the upper sleeve (10) is provided with a sliding table adjusting mechanism, the lower sleeve (1) and the upper sleeve (10) are provided with a pipeline butt joint mechanism, the inner side of the lower sleeve (1) is provided with a data detection mechanism.

2. The guide mechanism for a pipe to be inspected according to claim 1, wherein The sliding table adjusting mechanism comprises a supporting plate (15) fixedly connected with the outer side of the upper sleeve (10), a fine adjustment threaded rod (17) rotatably connected with the supporting plate (15), one end of the fine adjustment threaded rod (17) is threadedly sleeved with the sliding table (11), the other end of the fine adjustment threaded rod (17) is fixedly connected with a fine adjustment hand wheel (13).

3. The guide mechanism for a pipe to be inspected according to claim 1, wherein The pipeline butt joint mechanism comprises a pipeline adapting groove (3) provided on both ends of the lower sleeve (1) and the upper sleeve (10), a plurality of bolts (12) provided on the side of the upper sleeve (10) away from the hinge, each of the bolts (12) is threadedly sleeved with the upper side of the lower sleeve (1).

4. The guide mechanism for a pipe to be inspected according to claim 1, wherein The data detection mechanism comprises an upper groove (2) provided on the upper side of the lower sleeve (1), the bottom side of the upper groove (2) is fixedly connected with a fixed plate (7).

5. The guide mechanism for a pipe to be inspected according to claim 4, wherein The upper side of the fixed plate (7) is respectively mounted with a control circuit board (4), a liquid leakage sensor (5) and a gas leakage sensor (6).

6. The guide mechanism for a pipe to be inspected according to claim 1, wherein The outer side of the upper sleeve (10) is mounted with a plurality of photovoltaic panels (14). The outer side of the upper sleeve (10) is mounted with a plurality of photovoltaic panels (14).

Citation Information

Patent Citations

  • Pipeline guiding mechanism of pipeline detection machine

    CN219187989U