Sound wave flaw detection device for valve

Abstract

The utility model discloses a valve acoustic flaw detection device and relates to the technical field of valve acoustic flaw detection. The valve acoustic flaw detection device comprises a valve body, a bearing block is arranged on one side of the valve body, a clamping mechanism is arranged in the bearing block, and a surrounding mechanism is arranged on one side of the bearing block. According to the acoustic flaw detection device for the valve, by arranging the magnetic rotating wheel, when flaw detection treatment needs to be carried out on a welding position, firstly, a bearing block is placed above a connecting pipe, then a rolling wheel and the magnetic rotating wheel are placed at the welding position of the connecting pipe and a water pipe and are magnetically attracted and fixed through the magnetic rotating wheel, and at the moment, a flaw detector main body is placed on one side of a clamping block; the fixture block fixes the flaw detector main body through the elastic force of the spring, at the moment, the flaw detection port of the probe is in contact with the welding position of the connecting pipe and the water pipe, finally, the bearing block is pushed to drive the flaw detector main body and the probe to surround the welding position of the connecting pipe and the water pipe for flaw detection, and the device is convenient for flaw detection treatment on the welding position.

Description

Technical Field

[0001] The utility model belongs to the technical field of valve acoustic wave flaw detection, and in particular relates to a valve acoustic wave flaw detection device. Background Art

[0002] Valves are pipeline accessories used to open and close pipelines, control flow direction, and adjust and control the parameters of the conveying medium. According to their functions, they can be divided into shut-off valves, check valves, regulating valves, etc. The connection methods between valves and pipelines are divided into welded valves or flange valves. Welded valves require flaw detection at the welds after welding and fixing.

[0003] The above device does not have a structure that surrounds the fixed pipeline of the flaw detector when in use, so that when the existing flaw detector is used, most of the manual handheld equipment is required to perform flaw detection operations, and it is impossible to maintain vertical flaw detection with the welding part, and the flaw detection of the welding part cannot achieve continuous surrounding flaw detection. Based on the shortcomings of the existing technology, the utility model designs a valve acoustic flaw detection device. Utility Model Content

[0004] In order to solve the above problems existing in the prior art, the utility model provides a valve acoustic wave flaw detection device, which has the characteristic that the flaw detector is fixed around a pipeline.

[0005] To achieve the above object, the utility model provides the following technical solution: a valve acoustic wave flaw detection device, comprising a valve body, a bearing block is arranged on one side of the valve body, a clamping mechanism is arranged inside the bearing block, and a surrounding mechanism is arranged on one side of the bearing block;

[0006] The wraparound mechanism comprises a clamping arm, a roller and a magnetic rotating wheel. The clamping arm is slidably connected to one side of the bearing block, the lower surface of the clamping arm is rotatably connected to the roller, and the magnetic rotating wheel is arranged inside the roller.

[0007] As a preferred technical solution of a valve acoustic flaw detection device of the utility model, the surrounding mechanism also includes a threaded groove, a threaded rod, gear one, gear two and a rotating rod, the threaded groove is opened on one side of the clamp arm, the internal thread of the threaded groove is connected to the threaded rod, one side of the threaded rod is fixedly connected to gear one, one side of the gear one is meshed and transmitted with gear two, and one side of the gear two is fixedly connected to the rotating rod.

[0008] As an optimal technical solution of a valve acoustic flaw detection device of the utility model, a connecting pipe is provided on one side of the valve body, a water pipe is fixedly welded to one side of the connecting pipe, a flaw detector body is provided on the top of the supporting block, an electric wire is provided on one side of the flaw detector body, and a probe is provided on one side of the electric wire.

[0009] As a preferred technical solution of a valve acoustic flaw detection device of the utility model, a through groove is provided on the upper surface of the bearing block, a sliding groove is provided on one side of the bearing block, and a connecting groove is provided on one side of the bearing block.

[0010] As an optimal technical solution for a valve acoustic flaw detection device of the utility model, the clamping mechanism includes a clamping block, a slider, a spring, a limit strip and a limit slot, the clamping block is slidably connected to the upper surface of the bearing block, the lower surface of the clamping block is fixedly connected to the slider, one side of the slider is movably clamped with a spring, the limit strip is slidably connected to the inside of the through slot, and the limit slot is opened inside the through slot.

[0011] As a preferred technical solution of a valve acoustic flaw detection device of the utility model, the clamping arm is slidably connected to the inside of the slide groove, and the magnetic rotating wheel is rotatably connected to the lower surface of the clamping arm.

[0012] As a preferred technical solution of a valve acoustic flaw detection device of the utility model, the gear 1 is rotatably connected to the inside of the connecting groove, and the gear 2 is rotatably connected to the inside of the connecting groove.

[0013] As a preferred technical solution of a valve acoustic flaw detection device of the utility model, the clamping block is movably clamped on one side of the flaw detector body, and the limiting strip is movably clamped on the outer surface of the probe.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. When the utility model is in use, by setting a magnetic wheel, when it is necessary to perform flaw detection on the welding part, firstly, the bearing block is placed above the connecting pipe, and then the roller and the magnetic wheel are placed on the welding part of the connecting pipe and the water pipe and fixed by magnetic attraction of the magnetic wheel. At this time, the flaw detector body is placed on one side of the clamping block, and the clamping block fixes the flaw detector body by the elastic force of the spring, and then the probe is clamped into the inside of the limit strip. At this time, the flaw detection port of the probe contacts the welding part of the connecting pipe and the water pipe, and finally the bearing block is pushed to drive the flaw detector body and the probe to perform flaw detection around the welding part of the connecting pipe and the water pipe under the magnetic fixation of the magnetic wheel. The device is convenient for flaw detection on the welding part. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a schematic diagram of the main structure of the valve of the utility model;

[0018] Figure 2This is a schematic diagram of the clamp arm structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the bearing block of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the clamping mechanism of the utility model;

[0021] Figure 5 It is a schematic diagram of the structure of the surrounding mechanism of the utility model.

[0022] In the figure: 1. valve body; 101. connecting pipe; 102. water pipe; 103. flaw detector body; 104. electric wire; 105. probe; 2. bearing block; 201. through groove; 202. slide groove; 203. connecting groove; 3. clamping mechanism; 301. clamping block; 302. slider; 303. spring; 304. limit strip; 305. limit groove; 4. surrounding mechanism; 401. clamping arm; 402. roller; 403. magnetic rotating wheel; 404. threaded groove; 405. threaded rod; 406. gear one; 407. gear two; 408. rotating rod. 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] See also Figure 1-5 The utility model provides the following technical solutions: a valve acoustic wave flaw detection device, comprising a valve body 1, a bearing block 2 is arranged on one side of the valve body 1, a clamping mechanism 3 is arranged inside the bearing block 2, and a surrounding mechanism 4 is arranged on one side of the bearing block 2;

[0025] A connecting pipe 101 is provided on one side of the valve body 1, a water pipe 102 is fixedly welded to one side of the connecting pipe 101, a flaw detector body 103 is provided on the top of the supporting block 2, an electric wire 104 is provided on one side of the flaw detector body 103, and a probe 105 is provided on one side of the electric wire 104.

[0026] A through groove 201 is formed on the upper surface of the bearing block 2 , a sliding groove 202 is formed on one side of the bearing block 2 , and a connecting groove 203 is formed on one side of the bearing block 2 .

[0027] What needs to be further explained is: first, the water pipe 102 is fixedly welded to the connecting pipe 101 on one side of the valve body 1, and then the supporting block 2 is clamped at the welding point between the connecting pipe 101 and the water pipe 102 by the surrounding mechanism 4, and then the flaw detector body 103 and the probe 105 are fixed inside the supporting block 2 by the clamping mechanism 3, and the probe 105 is driven by the surrounding mechanism 4 to perform flaw detection at the welding point between the connecting pipe 101 and the water pipe 102.

[0028] See also Figure 3-5 , the utility model provides the following technical solutions:

[0029] The surrounding mechanism 4 includes a clamping arm 401, a roller 402 and a magnetic rotating wheel 403. The clamping arm 401 is slidably connected to one side of the supporting block 2. The lower surface of the clamping arm 401 is rotatably connected to the roller 402. The inside of the roller 402 is provided with a magnetic rotating wheel 403.

[0030] The surrounding mechanism 4 also includes a threaded groove 404, a threaded rod 405, a gear 1 406, a gear 2 407 and a rotating rod 408. The threaded groove 404 is provided on one side of the clamp arm 401. The internal thread of the threaded groove 404 is connected to the threaded rod 405. One side of the threaded rod 405 is fixedly connected to the gear 1 406. One side of the gear 1 406 is meshed with the gear 2 407. One side of the gear 2 407 is fixedly connected to the rotating rod 408.

[0031] The clamp arm 401 is slidably connected to the inside of the slide slot 202 , and the magnetic rotating wheel 403 is rotatably connected to the lower surface of the clamp arm 401 .

[0032] Gear 1 406 is rotatably connected to the interior of the connecting groove 203 , and gear 2 407 is rotatably connected to the interior of the connecting groove 203 .

[0033] The clamping mechanism 3 includes a clamping block 301, a slider 302, a spring 303, a limit bar 304 and a limit groove 305. The clamping block 301 is slidably connected to the upper surface of the supporting block 2, the slider 302 is fixedly connected to the lower surface of the clamping block 301, one side of the slider 302 is movably clamped with a spring 303, the limit bar 304 is slidably connected to the inside of the through groove 201, and the limit groove 305 is opened inside the through groove 201.

[0034] The clamping block 301 is movably clamped on one side of the flaw detector body 103 , and the limiting bar 304 is movably clamped on the outer surface of the probe 105 .

[0035] What needs to be further explained is: place the supporting block 2 above the connecting pipe 101, then place the roller 402 and the magnetic wheel 403 on the welding point of the connecting pipe 101 and the water pipe 102 and fix them by magnetic attraction of the magnetic wheel 403. At this time, place the flaw detector body 103 on one side of the clamping block 301, and fix the flaw detector body 103 by the elastic force of the spring 303. Then, clamp the probe 105 into the inside of the limiting strip 304. At this time, the flaw detection port of the probe 105 contacts the welding point of the connecting pipe 101 and the water pipe 102. Finally, push the supporting block 2 to drive the flaw detector body 103 and the probe 105 to perform flaw detection around the welding point of the connecting pipe 101 and the water pipe 102 under the magnetic fixation of the magnetic wheel 403.

[0036] Working principle: When a valve acoustic wave flaw detection device is used, firstly, the water pipe 102 is fixedly welded to the connecting pipe 101 on one side of the valve body 1, and then the bearing block 2 is clamped at the welding place between the connecting pipe 101 and the water pipe 102 by the surrounding mechanism 4, and then the flaw detector body 103 and the probe 105 are fixed inside the bearing block 2 by the clamping mechanism 3, and the probe 105 is driven by the surrounding mechanism 4 to perform flaw detection at the welding place between the connecting pipe 101 and the water pipe 102;

[0037] When it is necessary to perform flaw detection on the welding joint, firstly, the bearing block 2 is placed above the connecting pipe 101, and then the roller 402 and the magnetic wheel 403 are placed on the welding joint of the connecting pipe 101 and the water pipe 102 and fixed by magnetic attraction of the magnetic wheel 403. At this time, the flaw detector body 103 is placed on one side of the clamping block 301, and the clamping block 301 fixes the flaw detector body 103 through the elastic force of the spring 303, and then the probe 105 is clamped into the inside of the limiting strip 304. At this time, the flaw detection port of the probe 105 contacts the welding joint of the connecting pipe 101 and the water pipe 102, and finally, the bearing block 2 is pushed to drive the flaw detector body 103 and the probe 105 to perform flaw detection around the welding joint of the connecting pipe 101 and the water pipe 102 under the magnetic fixation of the magnetic wheel 403. The device is convenient for flaw detection on the welding joint.

[0038] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A valve acoustic wave flaw detection device, comprising a valve body (1), characterized in that: A bearing block (2) is provided on one side of the valve body (1), a clamping mechanism (3) is provided inside the bearing block (2), and a surrounding mechanism (4) is provided on one side of the bearing block (2); A wraparound mechanism (4), the wraparound mechanism (4) comprising a clamping arm (401), a roller (402) and a magnetic rotating wheel (403), the clamping arm (401) being slidably connected to one side of the bearing block (2), the lower surface of the clamping arm (401) being rotatably connected to the roller (402), and the magnetic rotating wheel (403) being arranged inside the roller (402).

2. A valve acoustic wave flaw detection device according to claim 1, characterized in that: The wrapping mechanism (4) further comprises a threaded groove (404), a threaded rod (405), a gear one (406), a gear two (407) and a rotating rod (408); the threaded groove (404) is provided on one side of the clamp arm (401); the threaded rod (405) is connected to the inner thread of the threaded groove (404); one side of the threaded rod (405) is fixedly connected to the gear one (406); one side of the gear one (406) is meshedly transmitted with the gear two (407); and one side of the gear two (407) is fixedly connected to the rotating rod (408).

3. A valve acoustic wave flaw detection device according to claim 1, characterized in that: A connecting pipe (101) is provided on one side of the valve body (1), a water pipe (102) is fixedly welded to one side of the connecting pipe (101), a flaw detector body (103) is provided on the top of the bearing block (2), an electric wire (104) is provided on one side of the flaw detector body (103), and a probe (105) is provided on one side of the electric wire (104).

4. A valve acoustic wave flaw detection device according to claim 1, characterized in that: A through groove (201) is provided on the upper surface of the bearing block (2), a sliding groove (202) is provided on one side of the bearing block (2), and a connecting groove (203) is provided on one side of the bearing block (2).

5. The valve acoustic wave flaw detection device according to claim 1, characterized in that: The clamping mechanism (3) comprises a clamping block (301), a slider (302), a spring (303), a limiting strip (304) and a limiting groove (305); the clamping block (301) is slidably connected to the upper surface of the bearing block (2); the slider (302) is fixedly connected to the lower surface of the clamping block (301); one side of the slider (302) is movably clamped with a spring (303); the limiting strip (304) is slidably connected to the inside of the through groove (201); and the limiting groove (305) is arranged inside the through groove (201).

6. A valve acoustic wave flaw detection device according to claim 1, characterized in that: The clamping arm (401) is slidably connected to the inside of the sliding groove (202), and the magnetic rotating wheel (403) is rotatably connected to the lower surface of the clamping arm (401).

7. A valve acoustic flaw detection device according to claim 2, characterized in that: The gear 1 (406) is rotatably connected to the inside of the connecting groove (203), and the gear 2 (407) is rotatably connected to the inside of the connecting groove (203).

8. The valve acoustic wave flaw detection device according to claim 5, characterized in that: The clamping block (301) is movably clamped on one side of the flaw detector body (103), and the limiting strip (304) is movably clamped on the outer surface of the probe (105).

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