Portable flaw detector

By designing fixtures and oblique braces on the portable X-ray flaw detector generator, using the roller to reduce friction and maintain stability by clamping the assembly, the problem of inconvenient movement of the flaw detector generator on the pipe is solved, and the flaw detection efficiency is improved .

CN222209681UActive Publication Date: 2024-12-20HUANGSHI TAIFU TESTING EQUIPMENT CO LTD
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Patent Information

Application Number
CN202421092232.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-20
Publication Date
2024-12-20
Estimated Expiration
2034-05-20

AI Technical Summary

Technical Problem

When the portable X-ray flaw detector generator detects the large diameter pipe, it cannot easily move to different positions, resulting in inconvenient flaw detection at different positions on the pipe.

Method used

A flaw detector generator including a fixing frame and oblique brace assembly is designed. The fixing frame consists of a mounting plate, a cross arm, a connecting column, a rotating block, a roller, etc. The roller is in contact with the pipe, and the friction is small, which is conducive to pushing; The holding assembly is secured to the pipe by adjusting screws and clamps to ensure stability.

Benefits of technology

The flaw detector generator is easily moved on the pipe, reducing the laboriousness of manual operation and improving the flaw detection efficiency of different locations.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a portable diagnostic machine which comprises a console, a connecting cable and a diagnostic machine generator which are matched for use, the diagnostic machine generator is provided with a fixing frame and an inclined strut assembly, the fixing frame comprises a mounting plate, opposite cross arms, a connecting column and symmetrical fixing shafts, one end of each cross arm is connected with the mounting plate, and the other end of each cross arm is connected with the inclined strut assembly. The fixing shaft penetrates through the cross arm, the two ends of the connecting column are connected with the fixing shaft, a fixing circular plate is arranged on the outer side of the fixing shaft, a fixing rod is arranged in the connecting column, a limiting rod is slidably connected to the fixing rod, the inclined strut assembly comprises a rotating circular block, an inclined strut and a roller, and a first rotating shaft penetrating through the roller is arranged at the bottom end of the inclined strut. Due to the design of convenient movement, the roller arranged on the flaw detection machine generator is in contact with the pipe, and the friction force between the roller and the pipe is small, so that the flaw detection machine generator can be pushed and moved to different positions on the pipe conveniently, and flaw detection on different positions on the pipe is facilitated.
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Description

Technical Field

[0001] The utility model belongs to the technical field of flaw detectors, and in particular relates to a portable flaw detector. Background Art

[0002] The flaw detector is generally a non-destructive flaw detector, which is used to display the surface and internal defects of parts and welds processed from materials to evaluate the quality of finished products. It can detect extremely fine cracks, hairlines, white spots, folds, inclusions and other defects on the surface of materials. The flaw detector mainly includes portable magnetic particle flaw detector, portable X-ray flaw detector, gamma ray flaw detector, ultrasonic flaw detector, eddy current flaw detector, acoustic emission detector, etc., which have high detection sensitivity and are easy to carry. The Chinese utility model authorized patent application number is CN202121085151.3, which discloses a portable high-frequency X-ray flaw detector, which has been widely used in the flaw detection of pipes, bars, profiles, welded parts, machined parts, and forgings;

[0003] The portable X-ray flaw detector includes a matching operating console, a connecting cable and a flaw detector generator. When the portable X-ray flaw detector performs flaw detection on a large-diameter pipe, the flaw detector generator is placed on the large-diameter pipe to perform flaw detection on a specific position on the pipe. When performing flaw detection on different positions on the pipe, the flaw detector generator needs to be manually removed, moved to a different position with great effort, and then lifted up again, and the flaw detector generator is placed back on the pipe to perform flaw detection on different positions on the pipe. When the flaw detector generator performs flaw detection on the pipe, there is a problem that the flaw detector generator cannot be conveniently moved on the pipe, which is not conducive to flaw detection at different positions. For this reason, the present application proposes a portable flaw detector. Utility Model Content

[0004] The utility model aims to provide a portable flaw detector to solve the problem in the above-mentioned background technology that the flaw detector generator cannot be conveniently moved on the pipe.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable flaw detector, including a matching operating console, a connecting cable and a flaw detector generator, the flaw detector generator is provided with a fixing frame and a diagonal brace assembly, the fixing frame includes a mounting plate, opposing cross arms, a connecting column and a symmetrical fixed shaft, one end of the cross arm is connected to the mounting plate, the fixed shaft passes through the cross arm, the two ends of the connecting column are respectively connected to the fixed shaft, a fixed circular plate is provided on the outside of the fixed shaft, a fixing rod is provided in the connecting column, a limiting rod is slidably connected to the fixed rod, the diagonal brace assembly includes a rotating circular block, a diagonal brace rod and a roller, the bottom end of the diagonal brace rod is provided with a first rotating shaft passing through the roller, the other end of the diagonal brace rod is connected to the rotating circular block, the fixed shaft passes through the rotating circular block, and the rotating circular block is provided with evenly distributed limiting holes.

[0006] Preferably, the mounting plate is a curved structure, the inner diameter of the mounting plate matches the outer diameter of the flaw detector generator, the centers of the fixed shaft and the connecting column are on the same axis, the fixed shaft is perpendicular to the cross arm, and the rotating round block is rotatably connected to the fixed shaft.

[0007] Preferably, the center of the fixed circular plate and the center of the fixed shaft are on the same axis, the fixed circular plate is provided with symmetrically distributed through holes, and the end of the limiting rod is in clearance fit with the limiting hole and the through hole.

[0008] Preferably, movable grooves are provided at both ends of the connecting column, the fixing rod is located in the movable groove, the limiting rod is a "U"-shaped structure, and the fixing rod passes through the center position of the limiting rod.

[0009] Preferably, a clamping assembly is provided on the outer surface of the flaw detector generator, and the clamping assembly includes a fixed block, a connecting rod, an adjusting screw, and a clamping plate. The fixed block is installed on the flaw detector generator, and the two ends of the connecting rod are respectively connected to the fixed block and the adjusting screw, and the end of the adjusting screw is connected to the clamping plate.

[0010] Preferably, a fixed cylinder is provided at the bottom end of the connecting rod, the adjusting screw passes through the fixed cylinder, and a pin connected to the fixed block passes through the top end of the connecting rod.

[0011] Preferably, one end of the adjusting screw is rotatably connected to a clamping plate, and the clamping plate is in a curved shape.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model has a design that is easy to move. The roller arranged on the flaw detector generator is in contact with the pipe. The friction between the roller and the pipe is small, which is conducive to pushing the flaw detector generator, facilitating the flaw detector generator to move to different positions on the pipe, and facilitating flaw detection at different positions on the pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the top view of the mounting plate of the utility model;

[0016] Figure 3 This is a schematic diagram of the main structure of the rotating circular block of the utility model;

[0017] Figure 4 It is a schematic cross-sectional structural diagram of the connecting column of the utility model;

[0018] Figure 5 For the utility model Figure 1 A schematic diagram of the enlarged structure of the middle part A;

[0019] Figure 6 It is a side view structural schematic diagram of the splint of the utility model;

[0020] In the figure: 1. flaw detector generator; 2. mounting plate; 3. horizontal arm; 4. rotating round block; 5. fixed round plate; 6. diagonal support rod; 7. roller; 9. connecting column; 10. limiting rod; 31. fixed shaft; 41. limiting hole; 61. first rotating shaft; 81. fixed block; 82. connecting rod; 83. adjusting screw; 84. clamping plate; 91. fixed rod. DETAILED DESCRIPTION

[0021] 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. Example

[0022] See also Figures 1 to 6 The utility model provides a technical solution: a portable flaw detector, including a matching operating console, a connecting cable and a flaw detector generator 1. The use principle of the portable X-ray flaw detector is a conventional technical means, and this application will not be described in detail; a fixing frame and a diagonal brace assembly are provided on the flaw detector generator 1, and the fixing frame includes a mounting plate 2, an opposing cross arm 3, a connecting column 9 and a symmetrical fixed shaft 31, one end of the cross arm 3 is connected to the mounting plate 2, and the mounting plate 2 is combined with the cross arm 3 and the flaw detector generator 1 by a conventional method, the fixed shaft 31 passes through the cross arm 3, and the two ends of the connecting column 9 are respectively connected to the fixed shaft 31, and the fixed shaft 31 is combined with the connecting column 9 and the cross arm 3 by a conventional method, and a fixed circular plate 5 is provided on the outer side of the fixed shaft 31, and the fixed circular plate 5 is connected to the rotating circular plate The blocks 4 are opposite and parallel, the fixed circular plate 5 and the opposite surfaces of the rotating circular block 4 are matched, a fixed rod 91 is provided in the connecting column 9, the fixed rod 91 and the connecting column 9 are combined by conventional methods, the fixed rod 91 is slidably connected with a limiting rod 10, and the limiting rod 10 moves along the axial direction of the fixed rod 91, the diagonal support assembly includes a rotating circular block 4, a diagonal support rod 6 and a roller 7, the bottom end of the diagonal support rod 6 is provided with a first rotating shaft 61 that penetrates the roller 7, the other end of the diagonal support rod 6 is connected to the rotating circular block 4, the fixed shaft 31 penetrates the rotating circular block 4, and the rotating circular block 4 is provided with uniformly distributed limiting holes 41, the diagonal support rod 6 is in an inclined state, the roller 7 is in contact with the pipe, and the friction between the roller 7 and the pipe is small, which is conducive to pushing the flaw detector generator 1 and facilitating the movement of the flaw detector generator 1 on the pipe.

[0023] In this embodiment, the mounting plate 2 is a curved structure, the inner diameter of the mounting plate 2 is consistent with the outer diameter of the flaw detector generator 1, the center of the fixed shaft 31 and the connecting column 9 are on the same axis, the fixed shaft 31 is perpendicular to the cross arm 3, the rotating round block 4 is rotatably connected to the fixed shaft 31, and the rotating round block 4 rotates around the fixed shaft 31. The angle of the rotating round block 4 and the diagonal support rod 6 can be adjusted, and the diagonal support rod 6 is rotated along the direction a to achieve the purpose of retracting the diagonal support rod 6. The diagonal support rod 6 rotates along the direction a and the diagonal support rod 6 is put down for use, which is easy to operate.

[0024] In this embodiment, the center of the fixed circular plate 5 and the center of the fixed shaft 31 are on the same axis, and the fixed circular plate 5 is provided with symmetrically distributed through holes. The end of the limiting rod 10 is matched with the limiting hole 41 and the gap of the through hole. The end of the limiting rod 10 passes through the fixed circular plate 5 and the rotating circular block 4, so that the rotating circular block 4 is limited by the limiting rod 10, so that the inclined diagonal support rod 6 remains stable.

[0025] In this embodiment, movable grooves are provided at both ends of the connecting column 9, the fixing rod 91 is located in the movable groove, the limiting rod 10 is a "U"-shaped structure, the fixing rod 91 passes through the center position of the limiting rod 10, and the fixing rod 91 limits the limiting rod 10 so that the end of the limiting rod 10 is opposite to the through hole on the fixed circular plate 5 and the limiting hole 41 on the rotating circular block 4.

[0026] In this embodiment, the outer surface of the flaw detector generator 1 is provided with a clamping assembly, which includes a fixed block 81, a connecting rod 82, an adjusting screw 83, and a clamping plate 84. The fixed block 81 is connected to the flaw detector generator 1 by a conventional method. The fixed block 81 is installed on the flaw detector generator 1. The two ends of the connecting rod 82 are respectively connected to the fixed block 81 and the adjusting screw 83. The end of the adjusting screw 83 is connected to the clamping plate 84. The bottom end of the connecting rod 82 is provided with a fixed cylinder. The adjusting screw 83 penetrates the fixed cylinder. Column, a pin shaft connected to the fixed block 81 runs through the top of the connecting rod 82, one end of the adjusting screw 83 is rotatably connected to the clamping plate 84, the clamping plate 84 is curved, when the flaw detector generator 1 is in a suitable position on the pipe, the adjusting screw 83 is rotated, the clamping plate 84 moves toward the pipe, the clamping plate 84 is clamped on the outer surface of the pipe, so that the flaw detector generator 1 is in a stable state, the end of the adjusting screw 83 and the clamping plate 84 are split structures, which are combined and connected by conventional methods, and the clamping plate 84 suitable for the diameter of the pipe can be replaced.

[0027] The working principle and use process of this utility model:

[0028] When the portable X-ray flaw detector is used to inspect the pipe, the limit rod 10 is slid, and the limit rod 10 moves along the axial direction of the fixed rod 91, and the limit rod 10 leaves the rotating round block 4 and the fixed round plate 5;

[0029] The diagonal brace rod 6 in the vertically stowed state is rotated in the opposite direction of direction a, and the diagonal brace rod 6 is in the lowered use state;

[0030] After the diagonal support rod 6 rotates to a suitable angle, the limiting rod 10 is slid in the reverse direction, so that the end of the limiting rod 10 passes through the rotating circular block 4 and the fixed circular plate 5, so that the rotating circular block 4 is limited, thereby making the inclined diagonal support rod 6 in a stable state;

[0031] The flaw detector generator 1 is lifted and placed on the pipe, and the roller 7 is in contact with the pipe. The friction between the roller 7 and the pipe is small, which is conducive to pushing the flaw detector generator 1, and the flaw detector generator 1 is convenient to move to different positions on the pipe, which is conducive to flaw detection at different positions on the pipe;

[0032] Rotate the adjusting screw 83, the clamping plate 84 moves toward the pipe, and the clamping plate 84 clamps the outer surface of the pipe, so that the flaw detector generator 1 is in a stable state, so that the flaw detection process remains stable;

[0033] To sum up: the design is easy to move, the roller 7 arranged on the flaw detector generator 1 is in contact with the pipe, the friction between the roller 7 and the pipe is small, which is conducive to pushing the flaw detector generator 1, and the flaw detector generator 1 is easy to move to different positions on the pipe, which is conducive to flaw detection at different positions on the pipe.

[0034] Although the embodiments of the present invention have been shown and described (see the detailed description above for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable flaw detector, comprising a control console, a connecting cable and a flaw detector generator (1), characterized in that: The flaw detector generator (1) is provided with a fixed frame and a diagonal brace assembly, wherein the fixed frame comprises a mounting plate (2), opposing cross arms (3), a connecting column (9) and a symmetrical fixed shaft (31), one end of the cross arm (3) is connected to the mounting plate (2), the fixed shaft (31) passes through the cross arm (3), both ends of the connecting column (9) are respectively connected to the fixed shaft (31), a fixed circular plate (5) is provided outside the fixed shaft (31), a fixing rod (91) is provided inside the connecting column (9), and a limiting rod (10) is slidably connected to the fixing rod (91), and the diagonal brace assembly comprises a rotating circular block (4), a diagonal brace rod (6) and a roller (7), the bottom end of the diagonal brace rod (6) is provided with a first rotating shaft (61) passing through the roller (7), the other end of the diagonal brace rod (6) is connected to the rotating circular block (4), the fixed shaft (31) passes through the rotating circular block (4), and the rotating circular block (4) is provided with evenly distributed limiting holes (41).

2. A portable flaw detector according to claim 1, characterized in that: The mounting plate (2) is a curved structure, the inner diameter of the mounting plate (2) matches the outer diameter of the flaw detector generator (1), the centers of the fixed shaft (31) and the connecting column (9) are on the same axis, the fixed shaft (31) is perpendicular to the cross arm (3), and the rotating round block (4) is rotatably connected to the fixed shaft (31).

3. A portable flaw detector according to claim 1, characterized in that: The center of the fixed circular plate (5) and the center of the fixed shaft (31) are located on the same axis. The fixed circular plate (5) is provided with symmetrically distributed through holes. The end of the limiting rod (10) is fitted with the limiting hole (41) and the through hole gap.

4. A portable flaw detector according to claim 1, characterized in that: The connecting column (9) is provided with movable grooves at both ends, the fixing rod (91) is located in the movable groove, the limiting rod (10) is a "U"-shaped structure, and the fixing rod (91) passes through the center of the limiting rod (10).

5. A portable flaw detector according to claim 1, characterized in that: The outer surface of the flaw detector generator (1) is provided with a clamping assembly, which comprises a fixed block (81), a connecting rod (82), an adjusting screw (83), and a clamping plate (84). The fixed block (81) is mounted on the flaw detector generator (1), the two ends of the connecting rod (82) are respectively connected to the fixed block (81) and the adjusting screw (83), and the end of the adjusting screw (83) is connected to the clamping plate (84).

6. A portable flaw detector according to claim 5, characterized in that: The bottom end of the connecting rod (82) is provided with a fixed cylinder, the adjusting screw rod (83) passes through the fixed cylinder, and the top end of the connecting rod (82) passes through a pin shaft connected to the fixed block (81).

7. A portable flaw detector according to claim 6, characterized in that: One end of the adjusting screw rod (83) is rotatably connected to a clamping plate (84), and the clamping plate (84) is in a curved shape.