CN210294174U - Pipe welding seam flaw detection equipment - Google Patents
Pipe welding seam flaw detection equipment Download PDFInfo
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- CN210294174U CN210294174U CN201921112119.2U CN201921112119U CN210294174U CN 210294174 U CN210294174 U CN 210294174U CN 201921112119 U CN201921112119 U CN 201921112119U CN 210294174 U CN210294174 U CN 210294174U
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- fixing ring
- flaw detection
- support
- trolley
- welding seam
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Abstract
The utility model provides a pipe welding seam flaw detection device, which comprises a trolley, and a couplant spraying unit, a smearing unit and a flaw detection unit which are arranged on the trolley in sequence; the couplant spraying unit comprises a liquid storage tank for storing the couplant, and the lower end of the liquid storage tank is provided with a spray head; the smearing unit comprises a first fixing ring, and a brush for smearing the coupling agent at the welding seam of the pipe uniformly is detachably arranged on the inner ring of the first fixing ring; the flaw detection unit comprises a third support arranged on the trolley and a second fixing ring rotatably arranged on the third support through a second turntable bearing, the second fixing ring is provided with a flaw detection mechanism, the flaw detection mechanism comprises a probe protruding from the inner ring of the second fixing ring, and the probe is arranged right opposite to the central axis of the second fixing ring. A tubular product welding seam check out test set, realize having saved the labour to tubular product welding seam department couplant spraying and the automated inspection flow of detecting a flaw, improved detection efficiency.
Description
Technical Field
The utility model belongs to tubular product welding construction field especially relates to a tubular product welding seam check out test set that detects a flaw.
Background
At many pipeline job sites, need be with each tubular product welded connection in order, and this welded pipe spare is static to be placed on the support frame, the good and bad difficult pipeline construction difficulty that becomes of tubular product welding seam quality, for guaranteeing the welding quality of welding seam, need carry out internal defect to the welding seam and detect, the conventional detection is detecting a flaw through the ultrasonic wave detection instrument, it paints at the welding seam department with couplant to be about to detect a flaw, then detect this position department welding seam by artifical handheld flaw detector, this detection mode consumes a large amount of manpowers, and cause health fatigue.
Disclosure of Invention
In view of this, the utility model aims at providing a tubular product welding seam detection equipment that detects a flaw to realize detecting welding tubular product automatic detection of detecting a flaw.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a pipe welding seam flaw detection device comprises a trolley, and a coupling agent spraying unit, a smearing unit and a flaw detection unit which are sequentially arranged on the trolley;
the couplant spraying unit comprises a first support arranged on the trolley and a liquid storage tank arranged on the first support and used for storing the couplant, and a spray head is arranged at the lower end of the liquid storage tank;
the smearing unit comprises a second support arranged on the trolley and a first fixing ring rotatably arranged on the second support through a first turntable bearing, and a brush for smearing the coupling agent uniformly at the welding seam of the pipe is detachably arranged on the inner ring of the first fixing ring;
the flaw detection unit comprises a third support arranged on the trolley and a second fixing ring rotatably mounted on the third support through a second turntable bearing, the second fixing ring is provided with a flaw detection mechanism, the flaw detection mechanism comprises a probe protruding from an inner ring of the second fixing ring, and the probe is opposite to the central axis of the second fixing ring;
the first turntable bearing, the second turntable bearing, the first fixing ring and the second fixing ring are coaxially arranged;
the first support, the second support and the third support are respectively provided with a space for the pipe to pass through.
Further, the probe is installed on an inner ring of the second fixing ring through a radial displacement adjusting mechanism, the radial displacement adjusting mechanism comprises a guide blind hole formed in the inner ring of the second fixing ring, and a guide block, a movable block, a push block and a screw rod which are sequentially arranged in the guide blind hole, the probe is installed on the guide block, the movable block is connected with the guide block, a containing cavity is formed in the movable block, the push block is arranged in the containing cavity, a through hole communicated with the containing cavity is formed in the end face, deviating from the guide block, of the movable block, the inner end of the screw rod penetrates through the through hole and then is fixedly installed on the push block, the movable block linearly moves along with the push block under the action of the screw rod, the outer end of the screw rod penetrates through an outer.
Furthermore, the moving block and the guide block are connected through a spring.
Furthermore, the outer end of the screw rod is provided with a holding piece.
Furthermore, the number of the probes is at least three, and all the probes are uniformly arranged along the circumferential direction of the second fixing ring.
Compared with the prior art, a tubular product welding seam check out test set have following advantage:
(1) a tubular product welding seam check out test set, set up the couplant on the dolly and sprayed the unit, paint the unit and the unit of detecting a flaw, realize the couplant spraying of tubular product welding seam department and the automated inspection flow of detecting a flaw, saved the labour, improved detection efficiency, be applicable to the construction site tubular product static and shelve the construction and detect the requirement.
(2) A tubular product welding seam detection equipment of detecting a flaw, the probe rotates along with the solid fixed ring circumferencial direction of second, this probe removes to carry out automatic detection of detecting a flaw to each welding seam of welded tube material through the dolly, this detection mode uses manpower sparingly, raises the efficiency, and guarantees detection quality.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a front view of the pipe weld flaw detection equipment;
FIG. 2 is a side view of a smearing unit in the pipe welding seam flaw detection equipment;
FIG. 3 is a side view of a flaw detection unit in the pipe weld flaw detection apparatus;
FIG. 4 is a schematic view of a radial displacement adjusting mechanism in the present embodiment;
FIG. 5 is a front view of the moving block in this embodiment;
fig. 6 is a right side view of the moving block in this embodiment.
Description of reference numerals:
1-a trolley; 2-a couplant injection unit; 21-a liquid storage tank; 22-a spray head; 23-a first scaffold; 3-a smearing unit; 31-a first retaining ring; 32-a first gear; 33-a second scaffold; 34-a first turntable bearing; 35-a brush; 36-a first motor; 51-a second retaining ring; 52-a second gear; 53-third scaffold; 54-a second slewing bearing; 55-a flaw detection mechanism; 551-screw rod; 552-a probe; 553-a push block; 554-moving block; 5541-a containment chamber; 5542-a via; 555-spring; 556-guide block; 557-a handle member; 56-second motor.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1-4, a pipe welding seam flaw detection device comprises a trolley 1, and a couplant spraying unit 2, a smearing unit 3 and a flaw detection unit 5 which are sequentially arranged on the trolley 1; the couplant spraying unit 2 comprises a first support 23 arranged on the trolley 1 and a liquid storage tank 21 arranged on the first support 23 and used for storing the couplant, wherein the lower end of the liquid storage tank 21 is provided with a spray head 22; and spraying the couplant for flaw detection to the welding seam of the pipe through the spray head 22. Daub unit 3, including the second support 33 that sets up on the dolly to and rotate the first solid fixed ring 31 of installing on this second support 33 through first carousel bearing 34, this first solid fixed ring 31 inner circle can be dismantled and be equipped with and scribble even brush 35 with tubular product welding seam department couplant, and brush 35 corresponds the setting with the tubular product radius to first solid fixed ring 31 center department distance. The trolley is provided with a first driving mechanism matched with the first rotary table bearing 34, the first driving mechanism comprises a first motor 36 and a first gear 32, the first gear 32 is meshed with a gear ring of the first rotary table bearing 34, the first motor 36 drives the first gear 32 to rotate so as to drive the first rotary table bearing 34 to rotate, the first fixing ring 31 synchronously rotates around the central axis of the first fixing ring, the brush 35 follows up, the coupling agent at the welding seam of the pipe is uniformly coated in the circumferential direction, and subsequent flaw detection is guaranteed to be carried out smoothly; the flaw detection unit 5 comprises a third support 53 arranged on the trolley and a second fixing ring 51 rotatably mounted on the third support 53 through a second turntable bearing 54, a second driving mechanism matched with the second turntable bearing 54 is arranged on the trolley and comprises a second motor 56 and a second gear 52, the second gear 52 is meshed with a gear ring of the second turntable bearing 54, the working principle of the flaw detection unit is the same as that of the first driving mechanism, and details are not repeated here. The second fixing ring 51 is provided with a flaw detection mechanism 55, the flaw detection mechanism 55 comprises a probe 552 which is convexly arranged on an inner ring of the second fixing ring 51, the probe 552 is arranged right opposite to the central axis of the second fixing ring 51, and the distance from the probe 552 to the center of the second fixing ring 51 corresponds to the radius of the pipe. In this embodiment, the number of the probes 552 is at least three, all the probes 552 are uniformly arranged along the circumferential direction of the second fixing ring 51, and the first turntable bearing 34, the second turntable bearing 54, the first fixing ring 31 and the second fixing ring 51 are coaxially arranged; the first bracket 23, the second bracket 33, and the third bracket 53 are each provided with a space through which a pipe passes. During flaw detection, the second fixing ring 51 rotates to drive the probe 552 to rotate, and a coupling agent is arranged between the probe 552 and the pipe, so that flaw detection of the internal defects of the pipe welding seam by the probe along the circumferential direction is realized. Because the probes are arranged in a plurality of ways, the second fixing ring 51 can swing around the central axis of the second fixing ring as long as the second motor 56 is controlled to rotate forwards and backwards, and the flaw detection operation of the pipe is realized.
In this embodiment, the probe 552 is mounted on the inner ring of the second fixing ring 51 through a radial displacement adjusting mechanism, which includes a blind guiding hole formed on the inner ring of the second fixing ring 5, and a guide block 556, a moving block 554, a pushing block 553 and a screw 551 which are arranged in the guide blind hole in sequence, probe 552 is mounted on guide 556, moveable block 554 is connected to guide 556, housing 5541 is provided in moveable block 554, as shown in fig. 5 and 6, the pushing block 553 is disposed in the accommodating cavity 5541, in this embodiment, the accommodating cavity 5541 is a square hole structure opened on a side surface of the moving block 554, the long limit of this quad slit sets up with solid fixed ring axis is perpendicular, and this quad slit broadside corresponds the setting with ejector pad 553 thickness, guarantees that ejector pad 553 preceding terminal surface hugs closely a long limit place hole face of quad slit, and another long limit place hole plane of quad slit is hugged closely to this ejector pad 553 rear end face. An end face of the moving block 554, which is away from the guide block 556, namely a rear end face of the moving block 554, is provided with a through hole 5542 communicated with the accommodating cavity 5541, an inner end of a screw 551 penetrates through the through hole 5542 and is fixedly mounted on the push block 553, the moving block 554 moves linearly along with the push block 553 under the action of the screw 551, an outer end of the screw 551 penetrates through an outer ring of the second fixing ring 51 to be arranged, the screw 551 is in threaded connection with the second fixing ring 51, and an outer end of the screw 551 is provided with a holding piece. The screw 551 rotates to realize radial movement, and then the pushing block 553 is driven to rotate in the accommodating cavity 5541 and simultaneously linearly move along the axial direction of the screw 551, in this embodiment, the pushing block 553 is preferably in a disc shape, the pushing block 553 pushes the moving block 554 to linearly move, and then pushes the guide block 556 to linearly move, and finally, the radial position of the probe 552 is changed, and the device is suitable for flaw detection of pipes with different pipe diameters.
In this embodiment, the moving block 554 and the guide block 556 are connected by a spring 555. Further improve the contact stability of the probe and the pipe.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a tubular product welding seam detection equipment that detects a flaw which characterized in that: comprises a trolley, and a couplant spraying unit, a smearing unit and a flaw detection unit which are sequentially arranged on the trolley;
the couplant spraying unit comprises a first support arranged on the trolley and a liquid storage tank arranged on the first support and used for storing the couplant, and a spray head is arranged at the lower end of the liquid storage tank;
the smearing unit comprises a second support arranged on the trolley and a first fixing ring rotatably arranged on the second support through a first turntable bearing, and a brush for smearing the coupling agent uniformly at the welding seam of the pipe is detachably arranged on the inner ring of the first fixing ring;
the flaw detection unit comprises a third support arranged on the trolley and a second fixing ring rotatably mounted on the third support through a second turntable bearing, the second fixing ring is provided with a flaw detection mechanism, the flaw detection mechanism comprises a probe protruding from an inner ring of the second fixing ring, and the probe is opposite to the central axis of the second fixing ring;
the first turntable bearing, the second turntable bearing, the first fixing ring and the second fixing ring are coaxially arranged;
the first support, the second support and the third support are respectively provided with a space for the pipe to pass through.
2. The pipe weld flaw detection device according to claim 1, characterized in that: the probe is installed on the second fixing ring through the radial displacement adjusting mechanism, the radial displacement adjusting mechanism comprises a guide blind hole formed in the inner ring of the second fixing ring, and a guide block, a moving block, a pushing block and a screw rod which are sequentially arranged in the guide blind hole, the probe is installed on the guide block, the moving block is connected with the guide block, a containing cavity is formed in the moving block, the pushing block is arranged in the containing cavity, a through hole communicated with the containing cavity is formed in the end face, deviating from the guide block, of the moving block, the inner end of the screw rod penetrates through the through hole and then is fixedly installed on the pushing block, the moving block linearly moves along with the pushing block under the action of the screw rod, the outer end of the screw rod penetrates through the outer ring.
3. The pipe weld flaw detection device according to claim 2, characterized in that: the moving block is connected with the guide block through a spring.
4. The pipe weld flaw detection device according to claim 2, characterized in that: the outer end of the screw rod is provided with a holding piece.
5. The pipe weld flaw detection device according to claim 2, characterized in that: the number of the probes is at least three, and all the probes are uniformly arranged along the circumferential direction of the second fixing ring.
Priority Applications (1)
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CN201921112119.2U CN210294174U (en) | 2019-07-16 | 2019-07-16 | Pipe welding seam flaw detection equipment |
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CN201921112119.2U CN210294174U (en) | 2019-07-16 | 2019-07-16 | Pipe welding seam flaw detection equipment |
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CN210294174U true CN210294174U (en) | 2020-04-10 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116399953A (en) * | 2023-06-09 | 2023-07-07 | 东鹏博大(天津)实业有限公司 | Detection device and detection method for steel pipe welding seam |
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2019
- 2019-07-16 CN CN201921112119.2U patent/CN210294174U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116399953A (en) * | 2023-06-09 | 2023-07-07 | 东鹏博大(天津)实业有限公司 | Detection device and detection method for steel pipe welding seam |
CN116399953B (en) * | 2023-06-09 | 2023-09-01 | 东鹏博大(天津)实业有限公司 | Detection device and detection method for steel pipe welding seam |
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