CN218904198U - Tensioning device suitable for pipeline welding - Google Patents
Tensioning device suitable for pipeline welding Download PDFInfo
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- CN218904198U CN218904198U CN202223298351.4U CN202223298351U CN218904198U CN 218904198 U CN218904198 U CN 218904198U CN 202223298351 U CN202223298351 U CN 202223298351U CN 218904198 U CN218904198 U CN 218904198U
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Abstract
The utility model discloses a tensioning device suitable for pipeline welding, which comprises a first tensioning mechanism, a second tensioning mechanism, two ratchet wheel tensioners, two tensioning belts, two hooks and two hanging rings, wherein the first tensioning mechanism and the second tensioning mechanism comprise an upper clamping plate, an upper clamping block, a lower clamping plate, two bolts and two nuts, an upper semicircular groove and a lower semicircular groove are respectively formed in the lower end of the upper clamping block and the upper end of the lower clamping block, the upper semicircular groove and the lower semicircular groove are spliced into a circular clamping hole, and the two ratchet wheel tensioners are respectively fixedly arranged at the top of the upper clamping plate and the bottom of the lower clamping plate of the first tensioning mechanism. The tensioning device suitable for pipeline welding can reduce labor intensity of operators and improve welding efficiency.
Description
Technical Field
The utility model relates to the technical field of pipeline welding, in particular to a tensioning device suitable for pipeline welding.
Background
The gas pipeline construction can meet pipeline socket type welding, at present, when the pipeline is in socket type welding, the end part of the socket pipe or the insertion pipe is manually pulled, so that the end parts of the socket pipe and the insertion pipe are close to each other, the coaxiality of the end parts of the socket pipe and the insertion pipe is adjusted, the insertion pipe is inserted into the socket pipe and then is subjected to sealing welding, however, the length and the diameter of the gas pipeline are generally larger, the pipeline has larger requirements on the physical strength of operators when in moving butt joint, and the efficiency of pipeline welding is also influenced by the butt joint of the pipeline.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the tensioning device which can reduce the labor intensity of operators and improve the welding efficiency and is suitable for pipeline welding.
The utility model relates to a tensioning device suitable for pipeline welding, which comprises a first tensioning mechanism, a second tensioning mechanism, two ratchet wheel tensioners, two tensioning belts, two hooks and two hanging rings, wherein the first tensioning mechanism and the second tensioning mechanism are arranged at intervals along the left-right direction,
the first tensioning mechanism and the second tensioning mechanism comprise an upper clamping plate, an upper clamping block, a lower clamping plate, two bolts and two nuts, wherein the upper clamping plate, the upper clamping block, the lower clamping block and the lower clamping plate are sequentially arranged from top to bottom, the length directions of the upper clamping plate, the upper clamping block, the lower clamping block and the lower clamping plate are consistent with the front and back directions, an upper semicircular groove and a lower semicircular groove are respectively formed in the lower end of the upper clamping block and the upper end of the lower clamping block, the upper semicircular groove and the lower semicircular groove are spliced into a circular clamping hole, a first through hole and a second through hole are formed in the upper clamping plate at intervals along the front and back directions, a third through hole and a fourth through hole are formed in the upper clamping block at intervals along the front and back directions, a fifth through hole and a sixth through hole are formed in the lower clamping plate at intervals along the front and back directions, the screw rod end of one bolt sequentially penetrates through the first through hole, the third through hole, the fifth through hole and the seventh through hole and the eighth through hole from top to bottom, the screw rod end of the other bolt is sequentially connected with the second through the fourth through hole and the fourth through hole, the screw rod end of the screw rod is sequentially penetrates through the fourth through holes and the screw rod and the eighth through holes from the front and the screw rod through the screw rod end of the screw rod to the screw rod is sequentially connected with the screw rod through the screw rods respectively,
the two ratchet tensioners are respectively and fixedly arranged at the top of an upper clamping plate and the bottom of a lower clamping plate of a first tensioning mechanism, the two ratchet tensioners are respectively and fixedly arranged between two bolts of the first tensioning mechanism, the two hanging rings are respectively and fixedly arranged at the top of the upper clamping plate and the bottom of the lower clamping plate of a second tensioning mechanism, the two hanging rings are respectively arranged between two bolts of the second tensioning mechanism, one ends of the two tensioning belts are respectively connected with the two ratchet tensioners, the two hooks are respectively arranged at the other ends of the two tensioning belts and are respectively connected with the two hanging rings, the two ratchet tensioners are respectively used for tensioning the two tensioning belts,
the two circular clamping holes are coaxially arranged, one circular clamping hole is used for clamping a carrier pipe of a pipeline to be welded, and the other circular clamping hole is used for clamping a cannula of the pipeline to be welded.
The utility model is suitable for a tensioning device for pipeline welding, and further comprises two springs, wherein the two hooks are respectively connected with the two hanging rings through the two springs.
The utility model is applicable to a tensioning device for pipeline welding, wherein the first through hole, the second through hole, the seventh through hole and the eighth through hole are all strip-shaped through holes arranged along the front-back direction.
The tightening device is suitable for pipeline welding, wherein the upper clamping block and the lower clamping block are both made of nylon materials.
The tensioning device for pipeline welding is different from the prior art in that when the tensioning device is used, the ends of the support pipe and the insertion pipe are suspended (such as supporting objects such as bricks are placed below the ends of the support pipe and the insertion pipe), then the circular clamping holes of the first tensioning mechanism and the second tensioning mechanism clamp the ends of the support pipe and the insertion pipe of a pipeline to be welded respectively, then the first tensioning mechanism and the second tensioning mechanism are mutually close by adjusting two ratchet tensioners (the ratchet tensioner is the prior art, the structure and the principle of the ratchet tensioner are not repeated), the first tensioning mechanism and the second tensioning mechanism are mutually close, the ends of the support pipe and the insertion pipe are mutually close at the same time, when the ends of the support pipe and the insertion pipe are mutually close, an operator only needs to apply small acting force to the ends of the support pipe or the insertion pipe to ensure the coaxiality of the ends of the support pipe and the insertion pipe, the operation personnel can conveniently and rapidly insert the insertion pipe into the support pipe from the opening of the end of the support pipe and keep a butt joint state through the tensioning device, then the support pipe and the insertion pipe are fixed through a circumferential spot welding mode, and finally the support pipe and the insertion pipe are detached through the circumferential spot welding method, and the welding operation efficiency can be improved.
The utility model is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a view of the use of the tensioning device (hidden bolts and nuts) of the present utility model for pipe welding;
FIG. 2 is a schematic view of a first tensioning mechanism of the tensioning device for pipe welding according to the present utility model;
FIG. 3 is a schematic view of the second tightening mechanism and two suspension loops of the tightening device for pipe welding according to the present utility model;
FIG. 4 is a schematic view of the structure of the upper clamping plate of the tightening device for pipe welding according to the present utility model;
fig. 5 is a schematic structural view of a lower clamping plate in the tightening device for welding pipes according to the present utility model.
Detailed Description
As shown in fig. 1, the tensioning device suitable for pipeline welding of the utility model comprises a first tensioning mechanism 1, a second tensioning mechanism 13, two ratchet tensioners 7, two tensioning belts 8, two hooks 9 and two hanging rings 11, wherein the first tensioning mechanism 1 and the second tensioning mechanism 13 are arranged at intervals along the left-right direction.
As shown in fig. 1, 2 and 3, the first tensioning mechanism 1 and the second tensioning mechanism 13 each comprise an upper clamping plate 6, an upper clamping block 5, a lower clamping block 3, a lower clamping plate 2, two bolts 14 and two nuts 17, the upper clamping plate 6, the upper clamping block 5, the lower clamping block 3 and the lower clamping plate 2 are sequentially arranged from top to bottom, the length directions of the upper clamping plate 6, the upper clamping block 5, the lower clamping block 3 and the lower clamping plate 2 are consistent with the front-back direction, that is, the upper clamping plate 6, the upper clamping block 5, the lower clamping block 3 and the lower clamping plate 2 are respectively arranged along the front-back direction, an upper semicircular groove 15 and a lower semicircular groove 16 are respectively formed at the lower end of the upper clamping block 5 and the upper end of the lower clamping block 3, the upper semicircular groove 15 and the lower semicircular groove 16 are spliced into a circular clamping hole, as shown in fig. 4, a first through hole 19 and a second through hole 18 are formed on the upper clamping plate 6 at intervals along the front-back direction, as shown in fig. 1 and 2, a third through hole (not shown) and a fourth through hole (not shown) are formed in the upper clamping block 5 at intervals in the front-rear direction, a fifth through hole (not shown) and a sixth through hole (not shown) are formed in the lower clamping block 3 at intervals in the front-rear direction, as shown in fig. 5, a seventh through hole 21 and an eighth through hole 20 are formed in the lower clamping plate 2 at intervals in the front-rear direction, as shown in fig. 2 and 3, the screw end of one bolt 14 passes through the first through hole 19, the third through hole, the fifth through hole and the seventh through hole 21 in sequence from top to bottom and then is connected with one nut 17 in screw thread, the screw end of the other bolt 14 passes through the second through hole 18, the fourth through hole, the sixth through hole and the eighth through hole 20 in sequence from top to bottom and then is connected with the other nut 17 in screw thread, two bolts 14 are located on the front and rear sides of the circular clamping hole, respectively.
As shown in fig. 1, 2 and 3, the two ratchet tensioners 7 are respectively and fixedly arranged at the top of the upper clamping plate 6 and the bottom of the lower clamping plate 2 of the first tensioning mechanism 1, the two ratchet tensioners 7 are respectively and fixedly arranged between the two bolts 14 of the first tensioning mechanism 1, the two hanging rings 11 are respectively and fixedly arranged at the top of the upper clamping plate 6 and the bottom of the lower clamping plate 2 of the second tensioning mechanism 13, the two hanging rings 11 are respectively and fixedly arranged between the two bolts 14 of the second tensioning mechanism 13, one ends of the two tensioning belts 8 are respectively connected with the two ratchet tensioners 7, the two hooks 9 are respectively arranged at the other ends of the two tensioning belts 8 and are respectively connected with the two hanging rings 11, and the two ratchet tensioners 7 are respectively used for tensioning the two tensioning belts 8.
Two circular clamping holes are coaxially arranged, one circular clamping hole is used for clamping a carrier pipe 4 of a pipeline to be welded, and the other circular clamping hole is used for clamping a cannula 12 of the pipeline to be welded, specifically: the upper clamping block 5 and the lower clamping block 3 of the first tensioning mechanism 1 are clamped at the end part of the carrier tube 4 relatively, and then the upper clamping plate 6, the upper clamping block 5, the lower clamping block 3 and the lower clamping plate 2 are fixedly connected through the bolts 14 and the nuts 17, so that the end part of the carrier tube 4 is clamped in the circular clamping hole of the first tensioning mechanism 1; similarly, the end of the cannula 12 may be clamped within a circular clamping aperture of the second tightening mechanism 13.
As shown in fig. 1, in order to prevent the rigid tightening of the socket tube 4 and the insertion tube 12 from damaging both, the utility model further comprises two springs 10, and the two hooks 9 are respectively connected with two hanging rings 11 through the two springs 10.
As shown in fig. 4 and 5, in the present utility model, when the pipe diameter of the gas pipe is changed, it is necessary to replace the upper clamping block 5 and the lower clamping block 3 matched with the changed gas pipe, and in order to enable the upper clamping plate 6 and the lower clamping plate 2 to be reused, that is, in order to enable the upper clamping plate 6 and the lower clamping plate 2 to be used in cooperation with different upper clamping block 5 and lower clamping block 3, the first through hole 19, the second through hole 18, the seventh through hole 21 and the eighth through hole 20 are all designed as elongated through holes arranged in the front-rear direction.
In order to enable the upper clamping block 5 and the lower clamping block 3 to have good toughness and stronger tensile and compressive resistance, the upper clamping block 5 and the lower clamping block 3 in the utility model are both made of nylon materials.
As shown in figure 1, when the utility model is used, the end parts of the support pipe 4 and the insertion pipe 12 are suspended, then the round clamping holes of the first tensioning mechanism 1 and the second tensioning mechanism 13 clamp the end parts of the support pipe 4 and the insertion pipe 12 respectively, then the first tensioning mechanism 1 and the second tensioning mechanism 13 are mutually close by adjusting the two ratchet tensioners 7, the end parts of the support pipe 4 and the insertion pipe 12 are mutually close at the same time when the first tensioning mechanism 1 and the second tensioning mechanism 13 are mutually close, when the end parts of the support pipe 4 and the insertion pipe 12 are mutually close, an operator only needs to apply small acting force to the end parts of the support pipe 4 or the insertion pipe 12 to ensure the coaxiality of the end parts of the support pipe 4 and the insertion pipe 12, the operator can conveniently and rapidly insert the insertion pipe 12 into the support pipe 4 from the end opening of the support pipe 4 and keep the abutting state through the utility model, then the support pipe 4 and the insertion pipe 12 are fixed through the circumferential spot welding mode, then the support pipe 4 and the insertion pipe 12 are sealed and welded at last, thus the labor intensity of the utility model can be reduced and the welding efficiency can be improved.
It should be noted that, the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "front", "rear", "left", "right", "middle", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the present utility model.
Claims (4)
1. Tensioning device suitable for pipeline welding, its characterized in that: comprises a first tensioning mechanism, a second tensioning mechanism, two ratchet wheel tensioners, two tensioning belts, two hooks and two hanging rings, wherein the first tensioning mechanism and the second tensioning mechanism are arranged at intervals along the left-right direction,
the first tensioning mechanism and the second tensioning mechanism comprise an upper clamping plate, an upper clamping block, a lower clamping plate, two bolts and two nuts, wherein the upper clamping plate, the upper clamping block, the lower clamping block and the lower clamping plate are sequentially arranged from top to bottom, the length directions of the upper clamping plate, the upper clamping block, the lower clamping block and the lower clamping plate are consistent with the front and back directions, an upper semicircular groove and a lower semicircular groove are respectively formed in the lower end of the upper clamping block and the upper end of the lower clamping block, the upper semicircular groove and the lower semicircular groove are spliced into a circular clamping hole, a first through hole and a second through hole are formed in the upper clamping plate at intervals along the front and back directions, a third through hole and a fourth through hole are formed in the upper clamping block at intervals along the front and back directions, a fifth through hole and a sixth through hole are formed in the lower clamping plate at intervals along the front and back directions, the screw rod end of one bolt sequentially penetrates through the first through hole, the third through hole, the fifth through hole and the seventh through hole and the eighth through hole from top to bottom, the screw rod end of the other bolt is sequentially connected with the second through the fourth through hole and the fourth through hole, the screw rod end of the screw rod is sequentially penetrates through the fourth through holes and the screw rod and the eighth through holes from the front and the screw rod through the screw rod end of the screw rod to the screw rod is sequentially connected with the screw rod through the screw rods respectively,
the two ratchet tensioners are respectively and fixedly arranged at the top of an upper clamping plate and the bottom of a lower clamping plate of a first tensioning mechanism, the two ratchet tensioners are respectively and fixedly arranged between two bolts of the first tensioning mechanism, the two hanging rings are respectively and fixedly arranged at the top of the upper clamping plate and the bottom of the lower clamping plate of a second tensioning mechanism, the two hanging rings are respectively arranged between two bolts of the second tensioning mechanism, one ends of the two tensioning belts are respectively connected with the two ratchet tensioners, the two hooks are respectively arranged at the other ends of the two tensioning belts and are respectively connected with the two hanging rings, the two ratchet tensioners are respectively used for tensioning the two tensioning belts,
the two circular clamping holes are coaxially arranged, one circular clamping hole is used for clamping a carrier pipe of a pipeline to be welded, and the other circular clamping hole is used for clamping a cannula of the pipeline to be welded.
2. The tensioning device for pipe welding according to claim 1, wherein: the hanger also comprises two springs, and the two hooks are respectively connected with the two hanging rings through the two springs.
3. The tensioning device for pipe welding according to claim 2, wherein: the first through hole, the second through hole, the seventh through hole and the eighth through hole are all long strip-shaped through holes arranged along the front-back direction.
4. A tensioning device suitable for use in pipe welding according to claim 3, wherein: the upper clamping block and the lower clamping block are made of nylon materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223298351.4U CN218904198U (en) | 2022-12-09 | 2022-12-09 | Tensioning device suitable for pipeline welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223298351.4U CN218904198U (en) | 2022-12-09 | 2022-12-09 | Tensioning device suitable for pipeline welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218904198U true CN218904198U (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223298351.4U Active CN218904198U (en) | 2022-12-09 | 2022-12-09 | Tensioning device suitable for pipeline welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218904198U (en) |
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2022
- 2022-12-09 CN CN202223298351.4U patent/CN218904198U/en active Active
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