CN215787916U - Anti-deformation device for welding pipeline elbow - Google Patents
Anti-deformation device for welding pipeline elbow Download PDFInfo
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- CN215787916U CN215787916U CN202122146038.8U CN202122146038U CN215787916U CN 215787916 U CN215787916 U CN 215787916U CN 202122146038 U CN202122146038 U CN 202122146038U CN 215787916 U CN215787916 U CN 215787916U
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- adjusting screw
- screw rods
- welding
- supporting plates
- fixedly connected
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Abstract
The utility model discloses a pipeline elbow welding anti-deformation device which comprises two supporting plates, two arc-shaped supporting plates, two adjusting screw rods and a rotary sleeve, wherein each supporting plate is respectively provided with two connecting holes for connecting U-shaped bolts, and the arc-shaped supporting plates are fixedly connected to the side surfaces of the supporting plates; the thread turning directions of the two adjusting screw rods are opposite, and the two adjusting screw rods are respectively hinged with the corresponding supporting plates through a hinge structure; and two ends of the rotating sleeve are respectively in threaded connection with the two adjusting screw rods. The structure design of the utility model is greatly optimized, and the two adjusting screw rods can realize 180-degree rotation through the hinge structure, so that the utility model can be suitable for the welding and fixing operation of elbows with different angles and has wide application range; the welding fixture has the advantages of simple manufacturing process, low manufacturing cost, high structural strength, firmness and reliability in fixing and welding pipelines, can thoroughly solve the problem of pipeline welding deformation, and meets the requirements of engineering construction.
Description
Technical Field
The utility model relates to the technical field of pipeline welding, in particular to a pipeline elbow welding anti-deformation device.
Background
The welding of elbow occupies very big proportion in the pipe welding, produces great inward pulling force easily in elbow welding process, and the internal stress is in case the improper easy production of control warp, and then influences welding quality, if rectify the pipeline again after taking place to warp, influences weld opening and pipeline strength easily, consequently need overcome above problem through elbow welding anti-deformation device.
Present elbow welding anti-deformation device, like patent (CN210413263U) discloses an elbow welding anti-deformation device, it includes the backup pad, the fixed block, the lacing tape, the restriction pole, the connecting rod, connect the rope, the cardboard, the gag lever post, a spring, lead screw and pivot isotructure, it has structural design complicacy, technology cost of manufacture is higher, fixed strength is not enough and can't offset the stress that the welding produced and operate and use inconvenient scheduling problem, still can't thoroughly solve the problem of pipeline welding deformation, can't satisfy the needs of engineering construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a pipeline elbow welding deformation prevention device which is reasonable in structural design, simple in manufacturing process, firm in fixation and convenient to use.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
pipeline elbow welding anti-deformation device includes:
the support plate is provided with two support plates, and each support plate is provided with two connecting holes for connecting U-shaped bolts;
the two arc-shaped supporting plates are arranged and are respectively fixedly connected to the side faces, deviating from the two supporting plates;
the adjusting screw rods are provided with two adjusting screw rods, the thread turning directions of the two adjusting screw rods are opposite, and the two adjusting screw rods are respectively hinged with the corresponding supporting plates through hinge structures;
and two ends of the rotating sleeve are respectively in threaded connection with the two adjusting screw rods.
As one of the preferable technical solutions, the hinge structure includes two shaft sleeves relatively fixedly connected to the support plate, a rotating shaft is installed in the shaft sleeves, and the rotating shaft is fixedly connected to the adjusting screw rod.
As another preferred technical scheme, the hinge structure comprises two supporting seats which are relatively and fixedly connected to the supporting plate, a supporting shaft is fixedly arranged between the two supporting seats, a rotating sleeve is sleeved on the supporting shaft, and the rotating sleeve is fixedly connected with the adjusting screw rod.
As a preferred technical scheme, the rotating sleeve comprises a holding part and connecting parts respectively arranged at two ends of the holding part, and the connecting parts are provided with internal threads matched and connected with the adjusting screw rod.
Due to the adoption of the technical scheme, the utility model has at least the following beneficial effects:
(1) the whole set of anti-deformation device only comprises the supporting plate, the arc supporting plate, the adjusting screw rod and the rotary sleeve, the structural design is greatly optimized, the welding pipeline is supported by the arc supporting plate, the welding pipeline is fixed by the U-shaped bolt and the arc supporting plate, the adjusting screw rod is flexibly adjusted by the rotary sleeve, the stress degree of the pipeline is controlled by the length of the adjusting screw rod, the manufacturing process is simple, the manufacturing cost is low, the structural strength is high, the pipeline is firmly and reliably fixed and welded, the problem of pipeline welding deformation can be thoroughly solved, and the requirement of engineering construction is met.
(2) The two adjusting screw rods are respectively hinged with the corresponding supporting plates through the hinge structures, so that the two adjusting screw rods can rotate for 180 degrees through the hinge structures, the welding operation of elbows with different angles can be realized, the application range is wide, the operation and the use are convenient, and the popularization and the application are suitable.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
fig. 1 is a schematic front view of a first embodiment of the present invention;
FIG. 2 is a schematic rear view of the first embodiment of the present invention;
FIG. 3 is a schematic sectional view taken along the line A-A in FIG. 1;
FIG. 4 is a schematic structural view of the arc-shaped supporting plate and the U-shaped bolt which are matched with each other to fix the pipeline;
FIG. 5 is one of the state reference diagrams in use of an embodiment of the utility model;
FIG. 6 is a second state diagram of the present invention in use;
fig. 7 is a schematic front view of a second embodiment of the present invention.
In the figure: 1-a support plate; 11-a connection hole; 2-arc supporting plate; 3-adjusting the screw rod; 4-rotating the sleeve; 41-a grip portion; 42-a connecting portion; 43-a gripping handle; 5-U-shaped bolt; 6-a hinge structure; 61-shaft sleeve; 62-a rotating shaft; 7-pipeline.
Detailed Description
The utility model is further illustrated below with reference to the figures and examples. In the following detailed description, exemplary embodiments of the utility model are described by way of illustration only. Needless to say, a person skilled in the art realizes that the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
Example one
As shown in fig. 1 to 4, the pipe elbow welding deformation preventing device comprises a support plate 1, an arc-shaped support plate 2, an adjusting screw rod 3 and a rotary sleeve 4, wherein:
the two support plates 1 can be made of steel plates, and each support plate 1 is provided with two connecting holes 11 so as to be convenient for connecting the U-shaped bolts 5; the arc-shaped supporting plate 2 is also provided with two arc-shaped supporting plates which are respectively fixedly connected (such as welded) to the side surfaces of the two supporting plates 1 which deviate from each other; referring to fig. 4, the pipeline 7 is fixed firmly by the arc-shaped supporting plate 2 and the U-shaped bolt 5; of course, the supporting plate 1 and the arc-shaped supporting plate 2 with different specifications can be selected according to pipelines with different calibers.
The adjusting screw rods 3 are provided with two adjusting screw rods 3, the thread turning directions of the two adjusting screw rods 3 are opposite, and the two adjusting screw rods 3 are respectively hinged with the corresponding supporting plates 1 through hinge structures 6; thus, referring to fig. 5 and 6, the two adjusting screw rods 3 can rotate 180 degrees through the hinge structure 6, so that the welding fixture can be suitable for the welding fixing operation of elbows with different angles, and is wide in application range and convenient to operate and use;
two ends of the rotary sleeve 4 are respectively in threaded connection with the two adjusting screw rods 3; in this embodiment, the rotating sleeve 4 includes an elongated annular holding portion 41 and connecting portions 42 respectively disposed at two ends of the holding portion 41, and the connecting portions 42 have internal threads that are cooperatively connected with the adjusting screw rod 3; through rotating swivel sleeve 4, can adjust two in a flexible way accommodate the interval of lead screw 3 gives the pipeline an effort opposite with the internal stress to control pipeline stress degree.
Referring to fig. 1 and 5, in this embodiment, the hinge structure 6 includes two shaft sleeves 61 (nuts may be used, if applicable) relatively and fixedly connected to the support plate 1, a rotating shaft 62 is installed in the shaft sleeve 61, and the rotating shaft 62 is fixedly connected to the adjusting screw rod 3, so that the adjusting screw rod 3 and the rotating shaft 62 are welded to form a T-shaped structure, and the structural stability is good.
Certainly, the hinge structure 6 may also adopt other common structures to achieve its hinge function, for example, two support seats relatively fixedly connected to the support plate 1 may be adopted, a support shaft is fixedly arranged between the two support seats 1, then a rotating sleeve is sleeved on the support shaft, and the rotating sleeve is fixedly connected with the adjusting screw rod, so that 180-degree rotation of the adjusting screw rod can also be achieved, which all fall within the protection scope of the present invention.
Referring to fig. 5 and 6, when welding a pipeline, firstly fixing the arc-shaped supporting plate 2 at one end with one section of pipeline 6, fixing the arc-shaped supporting plate 2 at the other end with the other section of pipeline 6 by adjusting the rotary sleeve 4, adjusting the rotary sleeve 4 again to stress the pipeline, after the welding is finished, and when the temperature of the pipeline is reduced to below 50 degrees, loosening the U-shaped bolt 5 which fixes the pipeline with the arc-shaped supporting plate 2, and dismantling the device.
The device has the advantages of greatly optimized structural design, simple manufacturing process, low manufacturing cost, high structural strength, firmness and reliability in fixing and welding the pipeline, and capability of thoroughly solving the problem of pipeline welding deformation and meeting the requirements of engineering construction.
Example two
Referring to fig. 7, the structure principle of this embodiment is basically the same as that of the first embodiment, and the description of the same parts is omitted, and the only difference is that: in this embodiment, the long ring-shaped holding part 41 of the rotary sleeve 4 is provided with holding handles 43 on both sides respectively, and the rotary sleeve 4 can be conveniently rotated and adjusted by constructors through the holding handles 43, so that the space between the two adjusting screw rods 3 can be more conveniently adjusted to control the stress degree of the pipeline, and the operation and the use are more convenient.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. Pipeline elbow welds anti-deformation device, its characterized in that includes:
the support plate is provided with two support plates, and each support plate is provided with two connecting holes for connecting U-shaped bolts;
the two arc-shaped supporting plates are arranged and are respectively fixedly connected to the side faces, deviating from the two supporting plates;
the adjusting screw rods are provided with two adjusting screw rods, the thread turning directions of the two adjusting screw rods are opposite, and the two adjusting screw rods are respectively hinged with the corresponding supporting plates through hinge structures;
and two ends of the rotating sleeve are respectively in threaded connection with the two adjusting screw rods.
2. The pipe elbow welding deformation preventing device of claim 1, characterized in that: the hinge structure comprises two shaft sleeves which are fixedly connected to the supporting plate relatively, a rotating shaft is installed in each shaft sleeve, and the rotating shaft is fixedly connected with the adjusting screw rod.
3. The pipe elbow welding deformation preventing device of claim 1, characterized in that: the hinge structure comprises two supporting seats which are fixedly connected to the supporting plate relatively, a supporting shaft is fixedly arranged between the two supporting seats, a rotating sleeve is sleeved on the supporting shaft, and the rotating sleeve is fixedly connected with the adjusting screw rod.
4. A pipe bend welding deformation preventing device according to any one of claims 1 to 3, characterized in that: the rotary sleeve comprises a holding part and connecting parts respectively arranged at two ends of the holding part, and the connecting parts are provided with internal threads matched and connected with the adjusting screw rod.
5. The pipe elbow welding deformation preventing device of claim 4, wherein: and two sides of the holding part are respectively provided with a holding handle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122146038.8U CN215787916U (en) | 2021-09-07 | 2021-09-07 | Anti-deformation device for welding pipeline elbow |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122146038.8U CN215787916U (en) | 2021-09-07 | 2021-09-07 | Anti-deformation device for welding pipeline elbow |
Publications (1)
Publication Number | Publication Date |
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CN215787916U true CN215787916U (en) | 2022-02-11 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202122146038.8U Active CN215787916U (en) | 2021-09-07 | 2021-09-07 | Anti-deformation device for welding pipeline elbow |
Country Status (1)
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CN (1) | CN215787916U (en) |
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2021
- 2021-09-07 CN CN202122146038.8U patent/CN215787916U/en active Active
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