CN215546394U - Welding change device for large-diameter pipeline - Google Patents
Welding change device for large-diameter pipeline Download PDFInfo
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- CN215546394U CN215546394U CN202121337254.4U CN202121337254U CN215546394U CN 215546394 U CN215546394 U CN 215546394U CN 202121337254 U CN202121337254 U CN 202121337254U CN 215546394 U CN215546394 U CN 215546394U
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- telescopic cylinder
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- pipeline
- pin shaft
- pipe section
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Abstract
The utility model relates to the field of pipeline welding teaching aids, in particular to a large-diameter pipeline welding changing device. The telescopic rod of the first telescopic cylinder and the telescopic rod of the second telescopic cylinder are respectively fixed with a first U-shaped plate and a second U-shaped plate, an ear plate is fixed on the base on the right side of the second telescopic cylinder, a longitudinal pin shaft is arranged on the ear plate in a rotating mode, the pin shaft penetrates through the ear plate, a lantern ring is fixed at the rear end of the pin shaft, a pointer is fixed at the front end of the pin shaft, a protractor is fixed at the front end of the ear plate, the protractor is concentric with the pin shaft, the pointer is matched with the protractor and used for indicating the rotation angle of the lantern ring, the right end of the second pipe section penetrates through the lantern ring, the left side of the second pipe section is located in a second U-shaped frame, the left side of the first pipe section is located in the first U-shaped frame, and the right end of the first pipe section tightly supports the left end of the second pipe section. The utility model has the advantages of simple structure, convenient operation and high safety, can ensure that the pipe sections are at different inclination angles, and is convenient for welding training.
Description
Technical Field
The utility model relates to the field of pipeline welding teaching aids, in particular to a large-diameter pipeline welding changing device.
Background
In the process of the inclination angle welding training (6G), the arrangement of the inclined pipeline is troublesome and laborious, and safety accidents are easy to occur, so that two pipeline sections are generally required to be fixed on the support, the support cannot change the inclination angle of the pipeline sections, the pipeline cannot be positioned at different inclination angles, and the application range is small.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a large-diameter pipeline welding changing device which is simple in structure, convenient to use, high in safety, capable of enabling a pipeline section to be at different inclination angles and convenient for welding training.
In order to achieve the purpose, the utility model provides the technical scheme that:
a large-diameter pipeline welding change device comprises a base, wherein a vertical first telescopic cylinder is fixed on the base, a vertical second telescopic cylinder is fixed on the base on the right side of the first telescopic cylinder, a first U-shaped plate and a second U-shaped plate are respectively fixed on a telescopic rod of the first telescopic cylinder and a telescopic rod of the second telescopic cylinder, an ear plate is fixed on the base on the right side of the second telescopic cylinder, a longitudinal pin shaft is rotatably arranged on the ear plate and penetrates through the ear plate, a lantern ring is fixed at the rear end of the pin shaft, a pointer is fixed at the front end of the pin shaft, a protractor is fixed at the front end of the ear plate and concentric with the pin shaft, the pointer is matched with the protractor to indicate the rotation angle of the lantern ring, the right end of a second pipeline section penetrates through the lantern ring, the outer edge of the second pipeline section is contacted with the inner edge of the lantern ring, the left side of the second pipeline section is positioned in a second U-shaped frame, the left side of the first pipeline section is positioned in the first U-shaped frame, and the right end of the second pipeline section is tightly abutted against the left end, a vertical third telescopic cylinder is fixed on the base between the first telescopic cylinder and the second telescopic cylinder, an ear seat is fixed at the upper end of a telescopic rod of the third telescopic cylinder, a support rod is rotatably arranged in the ear seat, and the upper end of the support rod is in contact with the lower ends of the first pipe section and the second pipe section.
Specifically, the first telescopic cylinder, the second telescopic cylinder and the third telescopic cylinder are all electric telescopic cylinders.
Specifically, the upper end of the lantern ring is in threaded connection with a locking screw which is tightly abutted to the second pipe section.
Specifically, the axis of the pin shaft is perpendicular to the axis of the lantern ring and has an intersection point, the axis of the pin shaft is perpendicular to the axis of the pointer and has an intersection point, and the axis of the pointer is parallel to the axis of the lantern ring.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model has the advantages of simple structure, convenient operation and high safety, can ensure that the pipe sections are at different inclination angles, and is convenient for welding training.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a three-dimensional view of the collar, pin, protractor, pointer and ear plate in cooperation.
Detailed Description
As shown in fig. 1-2, a welding and changing device for large-diameter pipelines comprises a base 1, wherein a first vertical telescopic cylinder 2 is fixed on the base 1, a second vertical telescopic cylinder 3 is fixed on the base 1 on the right side of the first telescopic cylinder 2, a first U-shaped plate 5 and a second U-shaped plate 4 are respectively fixed on a telescopic rod of the first telescopic cylinder 2 and a telescopic rod of the second telescopic cylinder 3, an ear plate 6 is fixed on the base 1 on the right side of the second telescopic cylinder 3, a longitudinal pin shaft 9 is rotatably arranged on the ear plate 6, the pin shaft 9 penetrates through the ear plate 6, a sleeve ring 7 is fixed on the rear end of the pin shaft 9, a pointer 11 is fixed on the front end of the pin shaft 9, a protractor 10 is fixed on the front end of the ear plate 6, the protractor 10 is concentric with the pin shaft 9, the pointer 11 and the protractor 10 are matched for indicating the rotation angle of the sleeve ring 7, the shaft center of the pin shaft 9 is perpendicular to the shaft center of the sleeve ring 7 and has an intersection point, the shaft center of the pin 9 is perpendicular to the pointer 11 and has an intersection point, the axis of the pointer 11 is parallel to the axis of the lantern ring 7, when the axis of the lantern ring 7 is parallel to the horizontal plane, the pointer 11 corresponds to the zero scale mark of the protractor 10, the right end of the second pipe section 12 penetrates through the lantern ring 7, the outer edge of the second pipe section 12 is contacted with the inner edge of the lantern ring 7, the upper end of the lantern ring 7 is in threaded connection with a locking screw 8, the locking screw 8 is tightly pressed against a second pipe section 12, the left side of the second pipe section 12 is positioned in the second U-shaped frame 4, the left side of a first pipe section 13 is positioned in the first U-shaped frame 5, the right end of the first pipe section 13 is tightly pressed against the left end of the second pipe section 12, a vertical third telescopic cylinder 14 is fixed on the base 1 between the first telescopic cylinder 2 and the second telescopic cylinder 3, an ear seat 15 is fixed at the upper end of a telescopic rod of the third telescopic cylinder 14, a supporting rod 16 is rotatably arranged in the ear seat 15, the upper end of the supporting rod 16 is in contact with the lower ends of the first pipe section 13 and the second pipe section 12, the first telescopic cylinder 2, the second telescopic cylinder 3 and the third telescopic cylinder 14 are all electric telescopic cylinders.
When the device is used, the right end of a second pipe section 12 penetrates through the lantern ring 7, the left side of the second pipe section 12 is located in the second U-shaped plate 4, the locking screw 8 is screwed to fix the second pipe section 12 in the lantern ring 7, the second telescopic cylinder 3 is started, the telescopic rod of the second telescopic cylinder 3 drives the second U-shaped plate 4 to move upwards, meanwhile, the left end of the second pipe section 12 rotates upwards, when the left end of the second pipe section 12 rotates upwards, the lantern ring 7, the pin shaft 9 and the pointer 11 rotate together, when the scales corresponding to the pointer 11 and the protractor 10 are equal to the angle required by inclined pipe training, the movement of the telescopic rod of the second telescopic cylinder 3 is stopped, then the third telescopic cylinder 14 is started, the telescopic rod of the third telescopic cylinder 14 drives the lug seat 15 and the support rod 16 to move upwards, the upper end of the support rod 16 is in tight contact with the lower end of the second pipe section 12, the support rod 16 is parallel to the second pipe section 12, and then the left side of the first pipe 13 is located in the first U-shaped plate 5, and make first pipeline 13 right-hand member and the contact of die-pin 16 upper end, start first telescoping cylinder 2 for the telescopic link of first telescoping cylinder 2 drives first U template 5 and goes upward, and then makes the first pipeline section 13 left end tilt up, when die-pin 16 upper end and the contact of first pipeline section 13 lower extreme, first pipeline section 13 and second pipeline section 12 are parallel, then make the contact of tightly supporting of first pipeline section 13 right-hand member and second pipeline section 12 left end, can carry out the welding training of slope pipeline afterwards.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. A large-diameter pipeline welding change device comprises a base and is characterized in that a vertical first telescopic cylinder is fixed on the base, a vertical second telescopic cylinder is fixed on the base on the right side of the first telescopic cylinder, a first U-shaped plate and a second U-shaped plate are respectively fixed on a telescopic rod of the first telescopic cylinder and a telescopic rod of the second telescopic cylinder, an ear plate is fixed on the base on the right side of the second telescopic cylinder, a longitudinal pin shaft is rotatably arranged on the ear plate and penetrates through the ear plate, a lantern ring is fixed at the rear end of the pin shaft, a pointer is fixed at the front end of the pin shaft, a protractor is fixed at the front end of the ear plate and concentric with the pin shaft, the pointer and the protractor are matched for indicating the rotation angle of the lantern ring, the right end of a second pipeline penetrates through the lantern ring, the outer edge of the second pipeline is contacted with the inner edge of the lantern ring, the left side of the second pipeline is positioned in the second U-shaped frame, the left side of the first pipeline is positioned in the first U-shaped frame, and the right end of the first pipeline is tightly abutted against the left end of the second pipeline, a vertical third telescopic cylinder is fixed on the base between the first telescopic cylinder and the second telescopic cylinder, an ear seat is fixed at the upper end of a telescopic rod of the third telescopic cylinder, a support rod is rotatably arranged in the ear seat, and the upper end of the support rod is in contact with the lower ends of the first pipe section and the second pipe section.
2. The large-caliber pipeline welding variation device according to claim 1, wherein the first telescopic cylinder, the second telescopic cylinder and the third telescopic cylinder are all electric telescopic cylinders.
3. The heavy caliber pipeline welding variation device of claim 1, wherein the upper end of the collar is threadedly connected with a locking screw, and the locking screw is tightly pressed against the second pipeline section.
4. The large-caliber pipeline welding variation device according to claim 1, wherein the axis of the pin is perpendicular to the axis of the sleeve ring and has an intersection point, the axis of the pin is perpendicular to the axis of the pointer and has an intersection point, and the axis of the pointer is parallel to the axis of the sleeve ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121337254.4U CN215546394U (en) | 2021-06-16 | 2021-06-16 | Welding change device for large-diameter pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121337254.4U CN215546394U (en) | 2021-06-16 | 2021-06-16 | Welding change device for large-diameter pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215546394U true CN215546394U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121337254.4U Active CN215546394U (en) | 2021-06-16 | 2021-06-16 | Welding change device for large-diameter pipeline |
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| CN (1) | CN215546394U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115349656A (en) * | 2022-07-07 | 2022-11-18 | 张家口卷烟厂有限责任公司 | Nozzle support, nozzle device and charging system |
-
2021
- 2021-06-16 CN CN202121337254.4U patent/CN215546394U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115349656A (en) * | 2022-07-07 | 2022-11-18 | 张家口卷烟厂有限责任公司 | Nozzle support, nozzle device and charging system |
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