CN210718969U - A appearance detection device for welding steel pipe - Google Patents
A appearance detection device for welding steel pipe Download PDFInfo
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- CN210718969U CN210718969U CN201921549208.3U CN201921549208U CN210718969U CN 210718969 U CN210718969 U CN 210718969U CN 201921549208 U CN201921549208 U CN 201921549208U CN 210718969 U CN210718969 U CN 210718969U
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- steel pipe
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- appearance
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Abstract
The utility model provides an appearance detection device for welded steel pipes, which belongs to the technical field of steel pipe appearance dimension detection and comprises a base plate and a dial indicator; the base plate is provided with an arc surface for detecting the appearance of the steel pipe; the dial indicator is arranged on the substrate; the base plate slides along the outer wall of the steel pipe by means of the arc surface, and the measuring head of the dial indicator is abutted against the outer wall of the steel pipe and used for detecting the deviation of the joint of the steel pipe. The appearance detection device for the welded steel pipe provided by the utility model adopts the substrate provided with the arc surface, so that the substrate can conveniently slide on the outer wall of the steel pipe by means of the arc surface, thereby realizing the purpose of detecting the appearance of the steel pipe, and simultaneously, the arc surface can completely eliminate the influence of the unevenness of the seam of the steel pipe; through the dial indicator arranged on the base plate, the dial indicator abuts against the outer wall of the steel pipe through the measuring head, so that the deviation of the joint of the steel pipe is accurately measured, the quality of welding and forming the steel pipe is guaranteed, and the construction quality of an oil and gas conveying pipeline is improved.
Description
Technical Field
The utility model belongs to the technical field of the steel pipe welding, more specifically say, especially, relate to an appearance detection device for welding steel pipe.
Background
The welded steel pipe can realize the production and the manufacture of steel pipes with larger pipe diameters, is particularly widely applied to oil and gas conveying pipelines, can meet the requirement of large-flow oil and gas conveying, has larger technical advantages compared with seamless steel pipes, and is favorable for reducing the cost. Along with the increasing demand of economy in China on oil gas, the demand on welded steel pipe products is increasing, the requirement on the machining quality of the welded steel pipes is higher and higher, and the requirement on the overall dimension of the welded steel pipes is particularly refined. The difference of the appearance size of the welded steel pipes directly influences the butt joint quality and the construction efficiency of the steel pipe site construction, and in the oil and gas pipeline construction site, due to the influence of objective environment, the deviation between two welded steel pipes which are butt jointed is very easy to occur, so that the welding quality of the oil and gas pipeline is reduced, however, the appearance of the welded steel pipes adopted by the oil and gas pipeline is large, the appearance deviation of the welded steel pipes and the appearance deviation of the welding port of the two butt joint steel pipes are measured with great difficulty due to the particularity of the welded steel pipe processing technology and the objective environment influence of the oil and gas pipeline construction site.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an appearance detection device for welding steel pipe aims at solving the problem that seam crossing deviation is difficult to measure and influence welding efficiency when steel pipe welding.
In order to achieve the above object, the utility model adopts the following technical scheme: provided is an outline detection device for a welded steel pipe, comprising:
the base plate is provided with an arc surface for detecting the appearance of the steel pipe;
the dial indicator is arranged on the substrate; the base plate slides along the outer wall of the steel pipe by means of the arc surface, and a measuring head of the dial indicator abuts against the outer wall of the steel pipe and is used for detecting deviation of a seam of the steel pipe.
As another embodiment of this application, be equipped with on the circular arc face and be used for dodging the groove of stepping down of measuring head and steel pipe outer wall contact zone.
As another embodiment of the present application, the dial indicator is a digital display dial indicator.
As another embodiment of this application, the arc surface is provided with a plurality of teeth of a cogwheel that are used for butt steel pipe outer wall.
As another embodiment of the application, the top of the gear teeth is provided with a spherical body in a rolling mode.
As another embodiment of this application, be provided with the connecting piece on the base plate, the percentage table passes through the connecting piece is located on the base plate.
As another embodiment of this application, be provided with the direction spout on the connecting piece, percentage table sliding connection be in the direction spout, direction of direction spout length direction is directional the circumference center of arc surface.
As another embodiment of the present application, a holding portion for operating the substrate to slide along the outer wall of the steel pipe is disposed on the substrate.
As another embodiment of the present application, the shape detection apparatus for welded steel pipes further includes:
and two ends of the soft belt are connected with the base plate, the soft belt forms a closed ring by means of the arc-shaped surface of the base plate, the closed ring is sleeved on the outer wall of the steel pipe, and the soft belt is used for guiding the base plate to rotate along the circumferential direction of the steel pipe.
As another embodiment of the application, a plurality of roller bodies which are matched with the outer wall of the steel pipe in a rolling mode are arranged on the soft belt in a rotating mode along the length direction.
The utility model provides an appearance detection device for welding steel pipe's beneficial effect lies in: compared with the prior art, the appearance detection device for the welded steel pipe provided by the utility model adopts the substrate provided with the arc surface, so that the substrate can conveniently slide on the outer wall of the steel pipe by means of the arc surface, thereby realizing the purpose of detecting the appearance of the steel pipe, and simultaneously, the arc surface can completely eliminate the influence of the unevenness at the seam of the steel pipe; through the percentage table that sets up on the base plate to the percentage table passes through the measuring head and leans on the outer wall of steel pipe, carries out the precision measurement to steel pipe seam crossing deviation volume in order to realize, thereby guarantees to steel pipe welding shaping's quality, improves oil gas pipeline's construction quality, improves life.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an appearance detection device for welded steel pipes according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the working principle of the appearance detection device for welded steel pipes according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of another specific embodiment of the appearance detection apparatus for welded steel pipes according to an embodiment of the present invention.
In the figure: 100. a substrate; 101. a yielding groove; 102. a grip portion; 103. a blunt edge; 104. gear teeth; 200. a dial indicator; 300. a soft belt; 400. a roller body.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-2, the appearance inspection device for welded steel pipes according to the present invention will now be described. The appearance detection device for welding steel pipes comprises: a substrate 100 and a dial indicator 200; the substrate 100 is provided with an arc surface for detecting the shape of the steel pipe; the dial indicator 200 is disposed on the substrate 100; the substrate 100 slides along the outer wall of the steel pipe by means of the arc surface, and the measuring head of the dial indicator 200 is abutted against the outer wall of the steel pipe and used for detecting the deviation of the seam of the steel pipe.
The utility model provides an appearance detection device for welding steel pipe's beneficial effect lies in: compared with the prior art, the appearance detection device for the welded steel pipe provided by the utility model adopts the substrate 100 provided with the arc surface, so that the substrate 100 can conveniently slide on the outer wall of the steel pipe by means of the arc surface, thereby realizing the purpose of detecting the appearance of the steel pipe, and simultaneously, the arc surface can completely eliminate the influence of the unevenness at the seam of the steel pipe; through the percentage table 200 that sets up on the base plate 100 to percentage table 200 leans on the outer wall of steel pipe through the measuring head top to the realization carries out the precision measurement to steel pipe seam department deviation volume, thereby guarantees to steel pipe welding forming's quality, improves oil and gas pipeline's construction quality, improves life.
As a specific implementation manner of the appearance detecting device for welded steel pipes provided by the present invention, please refer to fig. 1-2, a yielding groove 101 for avoiding the contact area between the measuring head and the outer wall of the steel pipe is provided on the arc surface. The arc surface of the substrate 100 is provided with an abdicating groove 101, and the measuring head of the dial indicator 200 passes through the middle position of the abdicating groove 101, so that on one hand, the abdicating groove 101 plays a role in positioning and mounting the dial indicator 200 and also plays a role in abdicating a welding seam or a salient point; on the other hand, the abdicating groove 101 can be used as a reference for adjusting the installation posture of the dial indicator 200 at any time, so that the deviation of the welding seam of the steel pipe can be accurately measured, and the quality of the steel pipe welding can be guaranteed.
As a specific embodiment of the appearance detecting device for welded steel pipes provided by the present invention, please refer to fig. 1-2, wherein the circumferential cross section of the arc surface is an open arc. In this embodiment, in view of the fact that the diameter of the oil and gas transmission pipeline is large, the oil and gas transmission pipeline is affected by the welding quality of the steel pipe, the splicing requirement of the oil and gas pipeline and the severe environment of the construction site, the arc surface on the substrate 100 is designed to be an open arc shape, so that the oil and gas transmission pipeline is convenient to use in the steel pipe machining workshop and the construction site of the oil and gas pipeline, and the operation is simple. The utility model provides a appearance detection device for welding steel pipe fully considers factors such as the welding quality of self and appearance of steel pipe to and the on-the-spot concatenation requirement of oil gas pipeline and the abominable construction condition influence of job site, the rational design of going on the structure of base plate 100 helps improving the detection effect to the steel pipe.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, a truncated edge 103 is disposed at the circumferential end of the arc surface, and the substrate 100 is a plane at the truncated edge 103. In this embodiment, by virtue of the planar structure of the substrate 100 at the truncated edge 103, the symmetrical arrangement of the relief groove 101 on the substrate 100 in the circumferential direction of the arc surface can be conveniently implemented, which is helpful for the dial indicator 200 to implement the measurement operation.
As a specific embodiment of the appearance detection device for welded steel pipes provided by the present invention, please refer to fig. 1-2, wherein the dial indicator 200 is a digital display dial indicator. In this embodiment, through with digital display percentage table direct mount on base plate 100, be convenient for obtain the measuring result in real time, especially to the job site of oil gas pipeline, operational environment is poor, solves the site personnel and uses the utility model provides an operation degree of difficulty for welding appearance detection device of steel pipe.
As a specific embodiment of the appearance detecting device for welded steel pipes provided in the present invention, please refer to fig. 1-3, the arc surface is provided with a plurality of gear teeth 104 for abutting against the outer wall of the steel pipe. In this embodiment, a plurality of gear teeth 104 are uniformly distributed on the arc surface of the substrate 100 along the circumferential direction thereof, and in the process of using the appearance detection device for welding a steel pipe of the present application, the top surface of each gear tooth 104 contacts with the outer wall surface of the steel pipe in a smaller area and forms an arc surface fit, which helps to maintain the stability of the substrate 100 on the outer wall of the steel pipe, and ensures smooth sliding when the substrate 100 is rotated to slide on the steel pipe, so that the measuring head of the dial indicator 200 and the outer wall of the steel pipe always maintain a good contact state; on the other hand, a plurality of gear teeth 104 form a plurality of local small-area contacts with the surface of the outer wall of the steel pipe, so that the influence of individual salient points on the outer wall of the steel pipe on the contact between the substrate 100 and the cambered surface of the steel pipe can be effectively eliminated, and the dial indicator 200 is inaccurate in measurement.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1-3, a spherical body is rolled on the top of the gear teeth 104. In this embodiment, a spherical cavity is disposed at the top of each gear tooth 104, the spherical cavity is disposed in the spherical cavity in a rolling manner, and each gear tooth 104 and the outer wall of the steel pipe roll relatively, so that the purpose of sufficiently reducing the friction resistance when the substrate 100 slides on the steel pipe is achieved, and the substrate 100 can slide stably on the outer wall of the steel pipe.
As a specific embodiment of the appearance detecting device for welded steel pipes provided in the present invention, please refer to fig. 1-2, a connecting member is disposed on the substrate 100, and the dial indicator 200 is disposed on the substrate 100 through the connecting member. In this embodiment, the connecting piece sets firmly on the plane of one side of base plate 100, or the connecting piece is provided with a plurality of spliced poles of being connected with base plate 100, realizes the direct cartridge of connecting piece on base plate 100 with the help of a plurality of spliced poles, and the outside of connecting piece is located to percentage table 200, is convenient for be connected of percentage table 200 and base plate 100, guarantees the sufficient measuring space of percentage table 200 simultaneously, avoids influencing the measuring result.
As a specific embodiment of the appearance detection device for welded steel pipe, please refer to fig. 1-2 and show, the connecting piece is provided with joint percentage table 200 and reaches the mounting groove, and the tip is provided with the opening through the measuring head of percentage table 200 under the mounting groove, and the opening is located the intermediate position of the groove of stepping down 101 and the center that the axis passes through arc surface circumference on the base plate 100. In this embodiment, the percentage table 200 can directly clamp in the mounting groove, and convenient operation just can effectively prevent rocking of percentage table 200, helps the percentage table 200 to keep accurate installation gesture on the base plate 100 simultaneously, and the measuring head through percentage table 200 directly runs through in the opening, guarantees that the measuring head of percentage table 200 fixes a position accurately.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1-2, a guiding chute is disposed on the connecting member, and the dial indicator 200 is slidably connected in the guiding chute. In this embodiment, the directional base plate 100's of direction spout length direction circumference center, percentage table 200 cartridge is in the direction spout, thereby adjusts the purpose that percentage table 200 slided in the direction spout and reaches calibration percentage table 200, ensures when the appearance detection device use that is used for welding the steel pipe that this application provided, and the measuring head of percentage table 200 is in tangent contact state with base plate 100's arc surface to guarantee the accurate measurement to steel pipe seam department deviation.
As a specific embodiment of the appearance detecting device for welded steel pipes according to the present invention, please refer to fig. 1-2, a holding portion 102 for operating the substrate 100 to slide along the outer wall of the steel pipe is disposed on the substrate 100. In this embodiment, the substrate 100 is provided with a plurality of through holes, which, on one hand, can reduce the weight of the substrate 100 itself, and is convenient for the use of the appearance detection device for welding steel pipes provided by the present application; another starts, this through-hole sets up in being close to the edge of base plate 100, especially under the great and on-the-spot construction of oil gas pipeline pipe diameter lacks corresponding equipment's the condition, conveniently lifts the appearance detection device who is used for welding the steel pipe that this application provided with the help of this through-hole and calibrates and measure the steel pipe.
As a specific embodiment of the appearance detection device for welded steel pipes provided by the present invention, please refer to fig. 1-2, the appearance detection device for welded steel pipes provided by the present application further includes a soft belt 300; two ends of the soft belt 300 are connected with the substrate 100, the soft belt 300 forms a closed ring by means of the arc-shaped surface of the substrate 100, the closed ring is sleeved on the outer wall of the steel pipe, and the soft belt 300 is used for guiding the substrate 100 to rotate in the circumferential direction of the steel pipe. In this embodiment, the soft belt 300 is a flexible belt member with a certain width, when in use, the soft belt 300 is connected with the substrate 100 to form a closed loop, and the substrate 100 is fixed on the measured steel pipe by the soft belt 300, so that the substrate 100 is accurately positioned on the steel pipe, an accurate measurement result is obtained, and the use difficulty of the appearance detection device for welding the steel pipe provided by the present application is also simplified.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1-2, a plurality of roller bodies 400 rolling and matching with the outer wall of the steel pipe are rotatably disposed on the soft belt 300 along the length direction, and the soft belt 300 rolls along the outer wall of the steel pipe by means of the plurality of roller bodies 400. In this embodiment, the roller bodies 400 are cylindrical members, and the plurality of roller bodies 400 are uniformly arranged along the length direction of the soft belt 300, when in use, the end of the soft belt 300 is connected with the substrate 100 to form a closed ring, and the roller bodies 400 roll along the outer wall of the steel pipe, so that the appearance detection device for welding the steel pipe provided by the application can smoothly slide along the outer wall of the steel pipe, and the dial indicator 200 can conveniently measure the appearance; meanwhile, each roller body 400 is axially arranged in the same direction as the steel pipe, which is helpful for ensuring that the substrate 100 always keeps a stable measurement posture and obtaining an accurate measurement result.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A appearance detection device for welding steel pipe, its characterized in that includes:
the base plate is provided with an arc surface for detecting the appearance of the steel pipe;
the dial indicator is arranged on the substrate; the base plate slides along the outer wall of the steel pipe by means of the arc surface, and a measuring head of the dial indicator abuts against the outer wall of the steel pipe and is used for detecting deviation of a joint of the steel pipe.
2. The appearance inspection device for welded steel pipes according to claim 1, wherein: and the arc surface is provided with a yielding groove for avoiding the contact area between the measuring head and the outer wall of the steel pipe.
3. The appearance inspection device for welded steel pipes according to claim 1, wherein: the dial indicator is a digital display dial indicator.
4. The appearance inspection device for welded steel pipes according to claim 1, wherein: the arc surface is provided with a plurality of gear teeth used for abutting against the outer wall of the steel pipe.
5. The appearance inspection device for welded steel pipes according to claim 4, wherein: the top of the gear teeth is provided with a spherical body in a rolling manner.
6. The appearance inspection device for welded steel pipes according to any one of claims 1 to 5, wherein: the base plate is provided with a connecting piece, and the dial indicator is arranged on the base plate through the connecting piece.
7. The appearance inspection device for welded steel pipes according to claim 6, wherein: the connecting piece is provided with a guide sliding groove, and the dial indicator is connected in the guide sliding groove in a sliding mode.
8. The appearance inspection device for welded steel pipes according to claim 1, wherein: and the base plate is provided with a holding part for operating the base plate to slide along the outer wall of the steel pipe.
9. The shape detection apparatus for welded steel pipes according to claim 1, characterized by further comprising:
and two ends of the soft belt are connected with the base plate, the soft belt forms a closed ring by means of the arc surface of the base plate, the closed ring is sleeved on the outer wall of the steel pipe, and the soft belt is used for guiding the base plate to rotate along the circumferential direction of the steel pipe.
10. The appearance detecting device for a welded steel pipe according to claim 9, wherein: and a plurality of roller bodies which are matched with the outer wall of the steel pipe in a rolling way are rotatably arranged on the soft belt along the length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921549208.3U CN210718969U (en) | 2019-09-17 | 2019-09-17 | A appearance detection device for welding steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921549208.3U CN210718969U (en) | 2019-09-17 | 2019-09-17 | A appearance detection device for welding steel pipe |
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| Publication Number | Publication Date |
|---|---|
| CN210718969U true CN210718969U (en) | 2020-06-09 |
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| CN201921549208.3U Active CN210718969U (en) | 2019-09-17 | 2019-09-17 | A appearance detection device for welding steel pipe |
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| CN (1) | CN210718969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607034A (en) * | 2021-06-30 | 2021-11-05 | 中建七局建筑装饰工程有限公司 | Arc-shaped curtain wall measuring tool and measuring method |
-
2019
- 2019-09-17 CN CN201921549208.3U patent/CN210718969U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607034A (en) * | 2021-06-30 | 2021-11-05 | 中建七局建筑装饰工程有限公司 | Arc-shaped curtain wall measuring tool and measuring method |
| CN113607034B (en) * | 2021-06-30 | 2024-08-20 | 中建七局建筑装饰工程有限公司 | Arc curtain wall measuring tool and measuring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200930 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. Patentee after: NANJING JULONG STEEL PIPE Co.,Ltd. Address before: 300457 No. second, No. 83, economic and Technological Development Zone, Binhai New Area, Tianjin Patentee before: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. Patentee before: NANJING JULONG STEEL PIPE Co.,Ltd. |
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| TR01 | Transfer of patent right |