CN220957394U

CN220957394U - Detection device in pipeline

Info

Publication number: CN220957394U
Application number: CN202323062702.6U
Authority: CN
Inventors: 徐晓旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-14
Filing date: 2023-11-14
Publication date: 2024-05-14
Anticipated expiration: 2033-11-14

Abstract

The utility model discloses a detection device in a pipeline, which relates to the technical field of detection devices and comprises a main body pipe, wherein two groups of moving mechanisms are arranged on the outer surface of the main body pipe, a driving mechanism is arranged at the top end of the main body pipe, and the driving mechanism comprises a prefabricated box fixedly connected to the top end of the main body pipe. The utility model can make the device suitable for the inner diameters of pipelines with various sizes by arranging the moving mechanism, and makes the universal wheel fit with the inner diameters of the pipelines with different sizes by utilizing the elasticity of the telescopic spring, thereby facilitating the detection work of the detection assembly.

Description

Detection device in pipeline

Technical Field

The utility model relates to the technical field of detection devices, in particular to an in-pipeline detection device.

Background

Pipeline integrity is an important factor related to oil and gas transportation safety, and pipeline owners pay great attention to the factor, and due to the damage modes such as pipeline corrosion or perforation oil theft, the pipeline integrity is invalid, so that great economic loss, environmental and social effects are caused; therefore, the pipelines need to be periodically detected to find out failure conditions such as pipeline corrosion, deformation, leakage and the like.

Regarding the internal quality detection of the pipe, common detection techniques are magnetic leakage (MFL), EMAT, piezoelectric ultrasound, etc., and the most widely used are magnetic leakage detection techniques. The existing pipeline internal detection device is generally divided into multiple sections, each section realizes different functions, the overall dimension of the detector determines the passing performance of the detector, and the joint degree of the probe and the pipe wall influences the quality of detection signals.

The prior pipeline inner detection device refers to a patent document CN219758142U, and the device proposed in the patent document can be applied to the detection of the internal defects of a pipeline, but in the actual detection process, dirt and sediment exist on the inner wall of the pipeline, so that the inner wall of the pipeline can be cleaned in the detection process, and the detection quality and the circulation capacity of the pipeline are improved; to this end, we provide an in-line detection device that solves the above problems.

Disclosure of utility model

The utility model aims to make up the defects of the prior art, and provides a pipeline inner detection device which can conveniently clean the inner walls of pipelines with different sizes in the detection process, so that the detection quality and the pipeline circulation capacity are improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a detection device in pipeline, includes the main part pipe, the surface mounting of main part pipe has two sets of moving mechanism, the top of main part pipe is equipped with actuating mechanism, actuating mechanism includes the prefabricated case of fixed connection on main part pipe top, the inside of main part pipe with the inside of prefabricated case is linked together, four evenly distributed's drive shower nozzle are installed to the bottom surface of prefabricated case, and four the drive shower nozzle all is linked together with the inside of prefabricated case, the top fixedly connected with detection component of prefabricated case, the surface fixedly connected with of main part pipe passes through the control assembly that wire and detection component are connected.

Further, moving mechanism includes the prefabricated frame of fixed connection at main part pipe surface, the external surface fixedly connected with four mounting boxes of prefabricated frame, every the equal sliding sleeve of inner wall of mounting box is equipped with the spliced pole, every the universal wheel is all installed to the one end that prefabricated frame was kept away from to the spliced pole, through setting up between prefabricated frame, mounting box, spliced pole and the universal wheel mutually support and can make things convenient for the device to remove in the inner wall of pipeline, is of value to the detection work of pipeline.

Further, every the equal fixedly connected with extension spring of inner wall of mounting box, four the other end of extension spring respectively with four the one end fixed connection of spliced pole can make the position of universal wheel adjust through setting up extension spring to conveniently detect the work of inner wall to the different size pipeline through the device, reduced the limitation of device when using.

Further, the inner wall fixedly connected with four metal cylinders of prefabricated case, detection subassembly with the wire of being connected between the control module is located four metal cylinders respectively to with the inner space of prefabricated case contactless, can provide the protection to the wire of being connected usefulness between detection subassembly and the control module through setting up the metal cylinder, avoid the wire direct to contact with the cleaning solution in the prefabricated case, extension device's life.

Further, the mode of arranging the distribution between drive shower nozzle and the universal wheel is the staggered distribution, and the inclined end of drive shower nozzle does not surpass the coverage area of prefabricated case, through the mounting means who prescribes a limit to drive the shower nozzle, the impact force that utilizes water that can be better drives the device and remove inside the pipeline, still can clear up the inner wall of pipeline through drive shower nozzle spun water when conveniently detecting work, more practicality.

Further, the outer surface fixedly connected with clean steel wire ring of prefabricated case, the volume of clean steel wire ring can shrink in a flexible way, can rub the clearance through setting up clean steel wire ring to the dirt of pipeline inner wall, improves the device and to the clearance effect of pipeline inner wall when detecting.

Further, the bottom fixedly connected with connecting pipe of main part pipe, the inside of connecting pipe with the inside of main part pipe is linked together, the surface mounting of connecting pipe has the connector, can conveniently be connected the device with external equipment through setting up connecting pipe and connector, conveniently drives the device through external high pressure water source and detects the work of clearance to the inner wall of pipeline.

Compared with the prior art, the in-pipeline detection device has the following beneficial effects:

1. the utility model can be suitable for the inner diameters of pipelines with various sizes by arranging the moving mechanism, the universal wheels can be attached to the inner diameters of the pipelines with different sizes by utilizing the elasticity of the telescopic springs, so that the detection work of the detection assembly is convenient.

2. According to the utility model, the metal cylinder is arranged to provide protection for the wire used for connection between the detection assembly and the control assembly, so that the wire is prevented from being directly contacted with cleaning liquid in the prefabricated box, the service life of the device is prolonged, dirt on the inner wall of the pipeline can be cleaned by friction through arranging the cleaning bead ring, the cleaning effect of the device on the inner wall of the pipeline during detection is improved, the device can be conveniently connected with external equipment through arranging the connecting pipe and the connecting port, and the device can be conveniently driven to detect and clean the inner wall of the pipeline through an external high-pressure water source.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

Fig. 4 is a schematic view of a partial structure of the present utility model.

In the figure: 1. a main body tube; 2. a moving mechanism; 201. prefabricating a frame; 202. a mounting box; 203. a connecting column; 204. a telescopic spring; 205. a universal wheel; 3. a driving mechanism; 301. prefabricating a box; 302. driving the spray head; 303. a metal cylinder; 4. a detection assembly; 5. a control assembly; 6. cleaning the wire ring; 7. a connecting pipe; 8. and a connecting port.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

As described in the background art, in order to further improve the quality of detection and the flow capacity inside the pipe, this embodiment provides an in-pipe detection device that can clean the passing position by the way in the detection process, improving the practicality of the device.

Referring to fig. 1 to 4, the present embodiment provides an in-pipe detection device, which includes a main pipe 1, two sets of moving mechanisms 2 are mounted on the outer surface of the main pipe 1, and the moving mechanisms 2 are arranged to enable the device to perform detection operations in pipes with different inner diameters.

The moving mechanism 2 comprises a prefabricated frame 201 fixedly connected to the outer surface of the main body pipe 1, four mounting boxes 202 are fixedly connected to the outer surface of the prefabricated frame 201, connecting columns 203 are sleeved on the inner wall of each mounting box 202 in a sliding mode, and universal wheels 205 are mounted at one ends, far away from the prefabricated frame 201, of each connecting column 203.

The device can conveniently move in the inner wall of the pipeline by arranging the prefabricated frame 201, the mounting box 202, the connecting column 203 and the universal wheels 205 to be matched with each other, and the detection work of the pipeline is facilitated.

The inner wall of each mounting box 202 is fixedly connected with a telescopic spring 204, and the other ends of the four telescopic springs 204 are respectively fixedly connected with one ends of the four connecting posts 203.

The position of the universal wheels 205 can be adjusted by arranging the telescopic springs 204, each universal wheel 205 can be tightly attached to the inner wall of a pipeline, and the device can move in different pipelines, so that the device can conveniently detect the inner walls of pipelines with different sizes, and the limitation of the device in use is reduced.

The bottom fixedly connected with connecting pipe 7 of main part pipe 1, the inside of connecting pipe 7 is linked together with the inside of main part pipe 1, and connecting pipe 7's surface mounting has connector 8, can conveniently be connected with external equipment with the device through setting up connecting pipe 7 and connector 8, conveniently drives the device through external high-pressure water source and detects the work of clearance to the inner wall of pipeline.

The top of main part pipe 1 is equipped with actuating mechanism 3, and actuating mechanism 3 includes the prefabricated case 301 of fixed connection on main part pipe 1 top, and the surface fixedly connected with of prefabricated case 301 cleans bead ring 6, and the volume of cleaning bead ring 6 can shrink in a flexible way, can rub the clearance through setting up cleaning bead ring 6 to the dirt of pipeline inner wall, improves the device and when detecting the clearance effect to the pipeline inner wall.

The inside of main part pipe 1 is linked together with the inside of prefabricated case 301, and the device can be connected with outside water delivery hose earlier through connecting pipe 7 and connector 8, then is connected with high-pressure water pump and water source with the other end of water delivery hose, can carry the inside of main part pipe 1 with high-pressure water source through the hose at last, carries the high-pressure water source into prefabricated case 301 through main part pipe 1 at last.

Four evenly distributed driving spray heads 302 are arranged on the bottom surface of the prefabricated box 301, the four driving spray heads 302 are communicated with the inside of the prefabricated box 301, and a high-pressure water source in the prefabricated box 301 is sprayed out through the four driving spray heads 302, so that the device can be driven to move forwards in a pipeline by means of the reaction force of water.

The top fixedly connected with detection subassembly 4 of prefabricated case 301, the surface fixedly connected with of main part pipe 1 passes through the control module 5 that wire and detection subassembly 4 are connected, and detection subassembly 4 and control module 5 are current mechanism to be in the scope of this key description, therefore do not carry out too much to it and give a full description, only need detection subassembly 4 can detect the work to the inner wall of pipeline, control module 5 can receive the data that detection subassembly 4 detected can.

The inner wall of the prefabricated box 301 is fixedly connected with four metal drums 303, and wires connected between the detection assembly 4 and the control assembly 5 are respectively positioned in the four metal drums 303 and are not in contact with the inner space of the prefabricated box 301.

The metal cylinder 303 can provide protection for the wires connected between the detection assembly 4 and the control assembly 5, so that the wires are prevented from being directly contacted with the cleaning solution in the prefabricated box 301, and the service life of the device is prolonged.

The driving spray heads 302 and the universal wheels 205 are arranged in a staggered mode, and the inclined ends of the driving spray heads 302 do not exceed the coverage area of the prefabricated box 301.

Through limiting the mounting mode of the driving spray head 302, the device can be driven to move in the pipeline by utilizing the impact force of water more preferably, the inner wall of the pipeline can be cleaned by the water sprayed by the driving spray head 302 while the detection work is convenient, and meanwhile, the water sprayed by the driving spray head 302 cannot be directly sprayed to the surface of the universal wheel 205.

Therefore, when the device moves, the water sprayed out of the driving spray head 302 cannot interfere with the movement of the universal wheel 205, the cleaning work of the inner wall of the pipeline is realized while the detection is performed, the cleaned inner wall of the pipeline can conveniently detect the detection assembly 4 more efficiently, the detection error is reduced, and the detection quality and the pipeline circulation effect are effectively improved.

Working principle: when the device is used, the device is connected with an external high-pressure water source through the connecting pipe 7 and the connecting port 8, the device is placed in the inner wall of the pipeline, the elasticity of the telescopic spring 204 is utilized in the placing process, the universal wheel 205 can be attached to the inner wall of the pipeline more preferentially, the device can move in pipelines with different inner diameters, the high-pressure water pump can be started, the external high-pressure water source is conveyed into the main pipe 1 through the hose, the water source is conveyed into the prefabricated box 301 through the main pipe 1, finally the water source is reversely sprayed through the driving spray head 302, the reversely sprayed water can be sprayed to the inner wall of the pipeline, the inner wall of the pipeline is cleaned, then the device can be driven to move forwards in the pipeline by means of the reaction force of the water, the device can be enabled to detect the inner wall of the pipeline through the detection component 4, the inner wall of the pipeline can be cleaned by the detection component 4, the detection component 4 can be enabled to accurately detect the inner wall of the pipeline at one side, and the clean inner wall of the pipeline can be cleaned, and meanwhile, the practical circulation capacity of the pipeline can be improved.

Claims

1. An in-pipeline detection device, comprising a main body pipe (1), characterized in that: two sets of moving mechanism (2) are installed to the surface mounting of main body pipe (1), the top of main body pipe (1) is equipped with actuating mechanism (3), actuating mechanism (3) are including prefabricated case (301) of fixed connection on main body pipe (1) top, the inside of main body pipe (1) with the inside of prefabricated case (301) is linked together, four evenly distributed's drive shower nozzle (302) are installed to the bottom surface of prefabricated case (301), and four drive shower nozzle (302) all are linked together with the inside of prefabricated case (301), the top fixedly connected with detection component (4) of prefabricated case (301), the surface fixedly connected with of main body pipe (1) is through control assembly (5) that wire and detection component (4) are connected.

2. An in-pipe inspection apparatus according to claim 1, wherein: the moving mechanism (2) comprises a prefabricated frame (201) fixedly connected to the outer surface of the main body pipe (1), four mounting boxes (202) are fixedly connected to the outer surface of the prefabricated frame (201), connecting columns (203) are sleeved on the inner walls of the mounting boxes (202) in a sliding mode, and universal wheels (205) are mounted at one ends, far away from the prefabricated frame (201), of the connecting columns (203).

3. An in-pipe inspection apparatus according to claim 2, wherein: the inner wall of each installation box (202) is fixedly connected with a telescopic spring (204), and the other ends of the four telescopic springs (204) are fixedly connected with one ends of the four connecting columns (203) respectively.

4. An in-pipe inspection apparatus according to claim 1, wherein: the inner wall of the prefabricated box (301) is fixedly connected with four metal drums (303), and wires connected between the detection assembly (4) and the control assembly (5) are respectively located in the four metal drums (303) and are not in contact with the inner space of the prefabricated box (301).

5. An in-pipe inspection apparatus according to claim 1, wherein: the driving spray heads (302) and the universal wheels (205) are distributed in a staggered mode, and the inclined ends of the driving spray heads (302) do not exceed the coverage area of the prefabricated box (301).

6. An in-pipe inspection apparatus according to claim 1, wherein: the outer surface of the prefabricated box (301) is fixedly connected with a cleaning steel wire ring (6), and the volume of the cleaning steel wire ring (6) can be flexibly contracted.

7. An in-pipe inspection apparatus according to claim 1, wherein: the bottom fixedly connected with connecting pipe (7) of main part pipe (1), the inside of connecting pipe (7) with the inside of main part pipe (1) is linked together, the surface mounting of connecting pipe (7) has connector (8).