CN216408591U - A non-destructive municipal pipeline crack detection device - Google Patents

Abstract

The utility model discloses a nondestructive municipal pipeline crack detection device, which relates to the technical field of pipeline crack detection and comprises an upper shell and a lower shell, wherein a groove is formed in the outer wall of the upper shell, a hydraulic mechanism is inserted into the inner wall of the groove, a supporting block is fixedly connected to the outer wall of the hydraulic mechanism, a spring is sleeved on the outer wall of the hydraulic mechanism, a supporting column is fixedly connected to the bottom of the inner wall of the groove, an auxiliary ring is fixedly connected to the upper surface of the supporting column, and a telescopic rod is inserted into the inner wall of the hydraulic mechanism. This harmless formula municipal pipeline crack detection device, through hydraulic pressure mechanism, the telescopic link can change the diameter that the device detected according to the thickness of pipeline, has realized that detection device can detect the pipeline that multiple thickness differs, promotes the detectability, has reaction force through supporting shoe oppression spring and can make the main wheel hug closely the pipeline, effectively promotes detection device's stability.

Description

A non-destructive municipal pipeline crack detection device

technical field

The utility model relates to the technical field of pipeline crack detection, in particular to a non-destructive municipal pipeline crack detection device.

Background technique

A pipeline is a device for conveying gas, liquid or fluid with solid particles connected by pipes, pipe joints and valves. Usually, after the fluid is pressurized by blowers, compressors, pumps and boilers, it flows from the high pressure of the pipeline to the low pressure, and the fluid can also be transported by its own pressure or gravity. Pipelines are widely used, mainly in water supply, drainage, heating, gas supply, long-distance transportation of oil and natural gas, agricultural irrigation, hydraulic engineering and various industrial installations. In water conservancy projects, cracks may occur in pipelines under long-term use. If they cannot be found in time, the cracks may become larger and larger, which will not only cause damage to the pipeline, but also a large amount of water will flow out of the cracks. A lot of water resources are wasted.

The Chinese utility model patent application number: CN202022688855.1 discloses a non-destructive municipal pipeline crack detection device. The non-destructive municipal pipeline crack detection device includes a pipeline, and the outer wall of the pipeline is sleeved with a first casing and a second casing disposed up and down. Two shells, and the first shell and the second shell are fixedly connected by bolts, the second shell is provided with a chemical reactant, the right end of the first shell is provided with a first through hole, and the left side of the first through hole is installed with the first shell. The connected sealing frame, the first through hole is fixedly connected with a sliding plate, the upper end of the sliding plate is slidably provided with a sliding rod, the left ends of the sliding plate and the sliding rod both penetrate the first through hole and extend to the inner cavity of the sealing frame, and the left end of the sliding rod is fixedly connected with a first A limit block, the right end of the sliding rod is fixedly connected with the sliding block, and the lower end of the sliding block is in contact with the upper end of the sliding block. The non-destructive municipal pipeline crack detection device cannot change the detection diameter of the device according to the thickness of the pipeline during use, and also has the disadvantage that it cannot be moved on the pipeline for detection.

Therefore, it is necessary to propose a non-destructive municipal pipeline crack detection device to solve the above problems.

Utility model content

(1) Technical problems solved

The purpose of the present utility model is to provide a non-destructive municipal pipeline crack detection device, so as to solve the problem that the existing detection diameter of the device cannot be changed according to the thickness of the pipeline during use, which is proposed in the above background technology. detection problem.

(2) Technical solutions

In order to achieve the above purpose, the present utility model is achieved through the following technical solutions: a non-destructive municipal pipeline crack detection device, comprising an upper shell and a lower shell, the outer wall of the upper shell is provided with a groove, and the inner wall of the groove is inserted into the groove. A hydraulic mechanism is connected, the outer wall of the hydraulic mechanism is fixedly connected with a support block, the outer wall of the hydraulic mechanism is sleeved with a spring, the bottom of the inner wall of the groove is fixedly connected with a support column, and the upper surface of the support column is fixedly connected There is an auxiliary ring, and a telescopic rod is inserted into the inner wall of the hydraulic mechanism.

Preferably, a power device is fixedly installed on the inner wall of the upper casing, an industrial camera is fixedly installed on the inner wall of the power device, a light strip is fixedly installed on both sides of the outer wall of the power device, and the outer wall of the light strip is fixedly installed with LED lights.

Preferably, a fixing piece is fixedly connected to the outer wall of the lower shell, a fixing ring is fixedly connected to the outer wall of the fixing piece, a rotating support shaft is fixedly connected to the inner wall of the fixing ring, and the outer wall of the rotating support shaft is sleeved with a fixed ring. A rotating ring, the outer wall of the rotating ring is fixedly connected with the fixed piece.

Preferably, the outer wall of the upper shell is fixedly connected with a buckle, and the outer wall of the lower shell is fixedly connected with a clip frame.

Preferably, one end of the telescopic rod is fixedly connected with a fixed frame, the inside of the fixed frame is inserted with a rotating mechanism, the outer wall of the rotating mechanism is movably connected with a main wheel, and the middle of the outer wall of the rotating mechanism is movably connected with an auxiliary wheel.

Preferably, one end of the spring is fixedly connected to the auxiliary ring, and the other end of the spring is fixedly connected to the support block.

Preferably, the outer wall of the lower shell has the same structure as the outer wall of the upper shell, and the inner wall of the lower shell has the same structure as the inner wall of the upper shell.

(3) Beneficial effects

Compared with the prior art, the utility model provides a non-destructive municipal pipeline crack detection device, which has the following beneficial effects:

1. The non-destructive municipal pipeline crack detection device, through the hydraulic mechanism, the telescopic rod can change the diameter detected by the device according to the thickness of the pipeline, so that the device can detect a variety of pipelines with different thicknesses, improve the detection ability, and pass the support block. The reaction force of the compression spring can make the main wheel close to the pipeline and effectively improve the stability of the detection device.

2. The non-destructive municipal pipeline crack detection device, through the rotation of the main wheel, drives the detection device to move on the pipeline, and simultaneously starts the industrial camera and LED light, which can quickly detect the pipeline crack and transmit the image to the inspector, effectively reducing the detection device. According to the requirements of the environment, it is possible to replace manual access to the inside of the pipeline cavity for inspection.

Description of drawings

Fig. 1 is the first three-dimensional schematic diagram of the structure of the utility model;

Fig. 2 is the second three-dimensional schematic diagram of the structure of the utility model;

Fig. 3 is the enlarged schematic diagram of the structure of A area in Fig. 1 of the utility model;

Fig. 4 is the enlarged schematic diagram of the structure of B area in Fig. 1 of the utility model;

FIG. 5 is an enlarged schematic view of the structure of the C area in FIG. 1 of the present invention.

In the figure: 1. Upper shell; 2. Lower shell; 3. Buckle; 4. Clamping frame; 5. Fixed ring; 6. Rotating support shaft; 7. Rotating ring; , industrial camera; 11, light strip; 12, LED light; 13, hydraulic mechanism; 14, telescopic rod; 15, fixed frame; 16, rotating mechanism; 17, main wheel; 18, auxiliary wheel; 19, groove; 20 , support block; 21, spring; 22, auxiliary ring; 23, support column.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figs. 1-5. A non-destructive testing device for municipal pipeline cracks includes an upper shell 1 and a lower shell 2. The outer wall of the lower shell 2 has the same structure as the outer wall of the upper shell 1, and the inner wall of the lower shell 2 is the same as the upper shell. The inner wall structure of 1 is the same, the inner wall of the upper casing 1 is fixedly installed with an electric device 9, the electric device 9 can provide power for the industrial camera 10 and the LED lamp 12, and the inner wall of the electric device 9 is fixedly installed with an industrial camera 10, and the industrial camera 10 can detect Cracks on the pipeline, and the cracks are imaged, the light strips 11 are fixedly installed on both sides of the outer wall of the power device 9, and the LED lights 12 are fixedly installed on the outer wall of the light strip 11. The LED lights 12 can provide a good detection light source for the industrial camera 10, To prevent the detection image from being unclear, the rotation mechanism 16 is controlled by the servo motor to drive the main wheel 17 to rotate so that the detection device can move on the pipeline, and the industrial camera 10 is activated at the same time. The LED light 12 can provide a good detection light source for the industrial camera 10, so that it can quickly detect pipeline cracks and transmit the image to the inspection personnel, which effectively reduces the requirements of the detection device on the detection environment, and realizes the replacement of manual entry into the pipeline cavity for detection. , the outer wall of the upper shell 1 is provided with a groove 19, the inner wall of the groove 19 is inserted with a hydraulic mechanism 13, the outer wall of the hydraulic mechanism 13 is fixedly connected with a support block 20, and the outer wall of the hydraulic mechanism 13 is sleeved with a spring 21. One end is fixedly connected with the auxiliary ring 22, the other end of the spring 21 is fixedly connected with the support block 20, the bottom of the inner wall of the groove 19 is fixedly connected with the support column 23, the upper surface of the support column 23 is fixedly connected with the auxiliary ring 22, the hydraulic mechanism 13 A telescopic rod 14 is inserted into the inner wall, and the output end of the hydraulic mechanism 13 is fixedly connected with the telescopic rod 14. The height of the main wheel 17 can be changed through the hydraulic mechanism 13 and the telescopic rod 14, so that the diameter detected by the device can be changed according to the thickness of the pipe. It is realized that the device can detect a variety of pipelines with different thicknesses, and the detection ability is improved. After the main wheel 17 contacts the pipeline, the force is applied to the hydraulic mechanism 13. The support block 20 on the hydraulic mechanism 13 compresses the spring 21 and has a reaction force that can make the main wheel 13. 17 is close to the pipeline to effectively improve the stability of the detection device. One end of the telescopic rod 14 is fixedly connected with a fixed frame 15, and a rotating mechanism 16 is inserted into the fixed frame 15. There are eight rotating mechanisms 16 in the upper shell 1 and the lower shell 2. A set of rotating mechanism 16 of the upper shell 1 is connected with a servo motor, so that the rotating mechanism 16 can drive the main wheel 17 and the auxiliary wheel 18 to rotate, the outer wall of the rotating mechanism 16 is movably connected with the main wheel 17, and the rotating mechanism 16 An auxiliary wheel 18 is movably connected to the middle of the outer wall of the main wheel 17. The main wheel 17 and the auxiliary wheel 18 can drive the detection device to move on the pipeline. At the same time, the diameter of the auxiliary wheel 18 is smaller than the size of the main wheel 17, so that the wheel can better contact the pipeline. The outer wall of the shell 2 is fixedly connected with a fixing piece 8, the outer wall of the fixing piece 8 is fixedly connected with a fixing ring 5, and the inner wall of the fixing ring 5 is fixedly connected with a rotating support shaft 6, and the rotating support shaft 6 is fixedly connected. The outer wall is sleeved with a rotating ring 7, the rotating ring 7 can drive the upper shell 1 to rotate, and the device can be loaded on the pipeline through rotation. Buckle 3, the outer wall of the lower shell 2 is fixedly connected with a card frame 4, the buckle 3 and the card frame 4 can quickly close the device and prevent the device from falling from the pipeline.

The electrical components appearing in this article are all connected with the external main controller and 220V mains, and the main controller can be a conventional known device controlled by a computer or the like.

Working principle: Place the upper shell 1 above the pipeline, surround the lower shell 2 around the bottom of the pipeline by rotating the support shaft 6, and snap the clip 3 into the clip frame 4 to complete the closed loop of the detection device. The telescopic rod 14 extends to the main wheel 17 to fit the pipeline, and continues to extend a part so that the support block 20 compresses the spring 21 to cause a reaction force to the main wheel 17, so that it can always roll on the pipeline under the pressure of the spring 21, and at the same time make it difficult to Slip on the pipeline, the electric device 9 controls the main wheel 17 to move on the pipeline, the LED light 12 is turned on, and provides a good detection light source for the industrial camera 10, the industrial camera 10 is turned on, starts to detect the crack on the pipeline and transmits the detection image to the detection When a person encounters a pipeline protrusion, the main wheel 17 rises, and the hydraulic mechanism 13 is simultaneously raised by the auxiliary ring 22. The auxiliary ring 22 can prevent the hydraulic mechanism 13 from skewing, and at the same time, the support block 20 compresses the spring 21 with the lifting of the hydraulic mechanism 13. , plays a buffering role. After the protrusion in the past, the spring 21 presses the main wheel 17 to continue to move close to the pipeline, which can avoid the problem that the main wheel 17 cannot move forward after encountering the protrusion. Remove and remove the detection device from the pipe.

It should be noted that, in this document, relational terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device comprising a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a harmless formula municipal pipeline crack detection device, includes epitheca (1) and inferior valve (2), its characterized in that: the outer wall of epitheca (1) is seted up flutedly (19), the inner wall of recess (19) is pegged graft and is had hydraulic pressure mechanism (13), the outer wall fixedly connected with supporting shoe (20) of hydraulic pressure mechanism (13), spring (21) have been cup jointed to the outer wall of hydraulic pressure mechanism (13), the inner wall bottom fixedly connected with support column (23) of recess (19), the last fixed surface of support column (23) is connected with supplementary circle (22), the inner wall of hydraulic pressure mechanism (13) is pegged graft and is had telescopic link (14).

2. The nondestructive municipal pipeline crack detection device of claim 1, wherein: the LED lamp is characterized in that an electric power device (9) is fixedly mounted on the inner wall of the upper shell (1), an industrial camera (10) is fixedly mounted on the inner wall of the electric power device (9), lamp belts (11) are fixedly mounted on two sides of the outer wall of the electric power device (9), and LED lamps (12) are fixedly mounted on the outer wall of the lamp belts (11).

3. The nondestructive municipal pipeline crack detection device of claim 1, wherein: the outer wall fixedly connected with stationary blade (8) of inferior valve (2), the outer wall fixedly connected with retainer plate (5) of stationary blade (8), the inner wall fixedly connected with swivel support shaft (6) of retainer plate (5), swivel ring (7) has been cup jointed to the outer wall of swivel support shaft (6), the outer wall of swivel ring (7) has fixed connection with stationary blade (8).

4. The nondestructive municipal pipeline crack detection device of claim 1, wherein: the outer wall fixedly connected with buckle (3) of epitheca (1), the outer wall fixedly connected with card frame (4) of inferior valve (2).

5. The nondestructive municipal pipeline crack detection device of claim 1, wherein: one end fixedly connected with fixed frame (15) of telescopic link (14), the inside of fixed frame (15) is pegged graft and is had rotary mechanism (16), rotary mechanism's (16) outer wall swing joint has main wheel (17), rotary mechanism's (16) outer wall middle part swing joint has auxiliary wheel (18).

6. The nondestructive municipal pipeline crack detection device of claim 1, wherein: one end of the spring (21) is fixedly connected with the auxiliary ring (22), and the other end of the spring (21) is fixedly connected with the supporting block (20).

7. The nondestructive municipal pipeline crack detection device of claim 1, wherein: the outer wall of inferior valve (2) is the same with the outer wall structure of epitheca (1), the inner wall of inferior valve (2) is the same with the inner wall structure of epitheca (1).

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