CN215393558U - Pipe wall supporting device for welding PCCP (prestressed concrete cylinder pipe) - Google Patents
Pipe wall supporting device for welding PCCP (prestressed concrete cylinder pipe) Download PDFInfo
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- CN215393558U CN215393558U CN202121705784.XU CN202121705784U CN215393558U CN 215393558 U CN215393558 U CN 215393558U CN 202121705784 U CN202121705784 U CN 202121705784U CN 215393558 U CN215393558 U CN 215393558U
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Abstract
The utility model relates to a pipe wall supporting device for welding a PCCP (prestressed concrete cylinder pipe), which comprises two vertical plates, wherein two main beams are arranged between the two vertical plates, the bottoms of the vertical plates are respectively provided with a bottom plate to form an inverted T-shaped bracket, at least four groups of supporting devices are arranged on the two main beams, each group of supporting devices comprises a moving platform, two sides of the moving platform are sleeved on the main beams and are in sliding connection with the main beams, the bottom of the moving platform is in threaded connection with a plurality of supporting legs, two groups of supporting platforms are arranged on the top surface of the moving platform, arc-shaped grooves are formed in the tops of the inner sides of the supporting platforms, the bottoms of the outer sides of the supporting platforms extend outwards to form connecting plates, the connecting plates are connected with the moving platform through locking bolts, vertically distributed first threaded rods are arranged on the top surface of the supporting platforms outside the arc-shaped grooves, straps are arranged between the two first threaded rods, and two ends of the straps are respectively sleeved on the first threaded rods, all threaded connection has the lock sleeve on the first threaded rod of strap top, can reduce PCCP pipe welding deviation in welding process.
Description
Technical Field
The utility model belongs to the technical field of PCCP (prestressed concrete cylinder pipe) pipe production equipment, and particularly relates to a pipe wall supporting device for welding a PCCP pipe.
Background
The prestressed steel cylinder concrete pipe, i.e. PCCP pipe, is a water pipe made by winding circumferential prestressed steel wires on a high-strength concrete pipe core with a steel cylinder and spraying a compact cement mortar protective layer on the prestressed steel wires, the PCCP pipe is a composite pipe made of thin steel plates, high-strength steel wires and concrete, at present, a spiral welder is mainly used for operating the thin steel plates to form the steel cylinder, in the construction process of the PCCP pipe, due to the limitation of a construction site, sometimes two PCCP pipe steel cylinders with different lengths need to be welded and fixed, because the PCCP pipe is used as the water pipe, when the two PCCP pipe steel cylinders are welded, the two PCCP pipe steel cylinders need to be aligned in position and can be welded only after the welding ends are contacted, and in the welding process, the steel cylinders of the two PCCP pipes need to be respectively supported and fixed through a supporting device, but the existing supporting device aligns the positions of the steel cylinders of the PCCP pipe and then fixes the PCCP pipe, therefore, the position of the steel cylinder can be moved due to the fact that the steel cylinder is contacted with the PCCP pipe steel cylinder in the fixing process, and welding deviation of the PCCP pipe is caused during welding to influence normal use of the PCCP pipe, so that the defects and shortcomings in the prior art still exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pipe wall supporting device for welding a PCCP (prestressed concrete cylinder pipe), which solves the problem that the welding deviation of the PCCP steel cylinder is caused in the fixing process of the conventional supporting device when two PCCP steel cylinders are welded.
In order to solve the problems, the utility model adopts the technical scheme that:
the utility model provides a PCCP pipe welded pipe wall strutting arrangement which characterized in that: the device comprises two vertical plates which are vertically arranged oppositely, two main beams which are horizontally arranged oppositely are arranged between the two vertical plates, the bottoms of the vertical plates are respectively provided with a bottom plate to form an inverted T-shaped support, at least four groups of supporting devices which are arranged side by side along the length direction of the main beams and can slide along the main beams are arranged on the two main beams, each group of supporting devices comprises a vertically arranged mobile platform, two sides of the mobile platform are sleeved on the main beams and are in sliding connection with the main beams, the bottom of the mobile platform is in threaded connection with a plurality of vertically distributed supporting legs, two groups of supporting platforms which are symmetrically arranged about the vertical central line of the mobile platform are arranged on the top surface of the mobile platform, arc-shaped grooves are arranged at the top of the inner side of the supporting platform, an object placing space matched with the pipe wall of the PCCP pipe is formed between the two arc-shaped grooves, the bottom of the outer side of the supporting platform extends outwards to form a connecting plate, and the connecting plate is connected with the mobile platform through locking bolts, all be provided with the first threaded rod of vertical distribution on the supporting platform top surface in the arc wall outside, be provided with the strap between two first threaded rods, the strap both ends are established respectively on first threaded rod, and equal threaded connection has the lock sleeve on the first threaded rod of strap top.
Further, all set up the screw through-hole that a plurality of equidistance distributes along connecting plate length direction on the connecting plate, set up the screw hole that a plurality of and screw through-hole position correspond on the moving platform top surface, locking bolt's screw rod pass behind the screw through-hole with screw hole threaded connection, locking bolt's head and connecting plate butt.
Furthermore, a second threaded rod which is vertically arranged is connected in one of the threaded through holes on each connecting plate in a threaded mode, and locking nuts are connected on the second threaded rods which are located above and below the connecting plates in a threaded mode.
Furthermore, a plurality of connecting holes which are distributed along the length direction of the strap at equal intervals are formed in the two ends of the strap.
Furthermore, a plurality of jacks distributed at equal intervals are formed in the outer wall of the locking sleeve along the circumferential direction of the locking sleeve, and a rotating handle is arranged on one jack.
Furthermore, all be provided with the reinforcing plate with arc wall shape adaptation on the supporting platform side of arc wall both sides, the reinforcing plate is for pegging graft with supporting platform.
Furthermore, mounting holes are formed in four corners of the bottom plate.
By adopting the technical scheme, the utility model has the beneficial effects that:
the four groups of supporting devices which are distributed side by side and can slide on the main beam are arranged on the main beam, the two groups of supporting devices can be used for fixing one PCCP pipe, specifically, after the PCCP pipe is horizontally placed in the arc-shaped groove position on the supporting platform, the positions of two ends of the PCCP pipe can be fixed firstly by arranging the first threaded rod, the hoop and the locking sleeve, then the supporting devices are manually pushed to enable the welding ends of the two PCCP pipes to be abutted, and then the abutting positions of the two PCCP pipes are slightly adjusted to correct and align the positions of the two PCCP pipes on the premise of ensuring the positions of the two PCCP pipes to be fixed by adjusting the tightening degree of the hoop to the PCCP pipe, and finally, the positions of the supporting devices are fixed by the supporting legs, so that the positions of the PCCP pipes can be doubly fixed in the welding process, and the welding deviation of the PCCP pipes is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the supporting device, the locking sleeve and the first threaded rod of the present invention;
FIG. 3 is a schematic structural view of the support device, the strap, the locking sleeve and the first threaded rod of the present invention in a use state;
FIG. 4 is a schematic view of the structure of the band of the present invention;
FIG. 5 is an enlarged partial view of the structure at A in FIG. 1;
fig. 6 is a schematic structural view of the locking sleeve and the rotating handle of the present invention.
Reference numerals: 1. a support device; 10. a reinforcing plate; 11. a mobile platform; 12. a support leg; 13. a support platform; 14. a connecting plate; 15. locking the bolt; 16. locking the nut; 17. a threaded through hole; 18. a second threaded rod; 19. an arc-shaped slot; 2. an inverted T-shaped bracket; 21. a vertical plate; 22. a base plate; 23. mounting holes; 3. a cuff; 31. connecting holes; 4. a locking sleeve; 41. a jack; 42. a handle is rotated; 5. a first threaded rod; 6. a main beam; 7. a PCCP tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 to 3, 5 and 6, the utility model provides a tube wall supporting device for welding a PCCP tube, which comprises two vertical plates 21 arranged vertically and oppositely, two main beams 6 arranged horizontally and oppositely are arranged between the two vertical plates 21, bottom plates 22 are arranged at the bottoms of the vertical plates 21 to form an inverted T-shaped support 2, at least four groups of supporting devices 1 arranged side by side along the length direction of the main beams 6 and capable of sliding along the main beams 6 are arranged on the two main beams 6, two groups of supporting devices 1 can be used for fixing a PCCP tube 7, each group of supporting devices 1 comprises a vertically arranged moving platform 11, two sides of the moving platform 11 are sleeved on the main beams 6 and are in sliding connection with the main beams 6, the bottom of the moving platform 11 is in threaded connection with a plurality of vertically distributed supporting legs 12, specifically, external threads are arranged on the tops of the supporting legs 12, threaded holes are arranged at the bottom of the moving platform 11, when the positions of the supporting devices 1 need to be moved, the supporting legs 12 can be lifted, when the position of the supporting device 1 needs to be fixed, the supporting legs 12 can be put down, so that the position of the supporting device 1 can be fixed even if the position of the supporting device 1 is uneven ground, the supporting legs 12 can be arranged at four corners of the bottom of the moving platform 11, the supporting legs 12 can be arranged at four corners of the middle position of the bottom of the moving platform 11, and the position of the supporting device 1 is fixed more stably; secondly, two groups of supporting platforms 13 which are symmetrically arranged about a vertical central line of the moving platform 11 are arranged on the top surface of the moving platform 11, arc-shaped grooves 19 are formed in the top of the inner side of each supporting platform 13, an object placing space matched with the pipe wall of the PCCP is formed between the two arc-shaped grooves 19, the bottom of the outer side of each supporting platform 13 extends outwards to form a connecting plate 14, the connecting plates 14 are connected with the moving platform 11 through locking bolts 15, the supporting platforms 13 are conveniently installed on the moving platform 11 through the connection of the locking bolts 15, in addition, the PCCP 7 can be horizontally placed on the supporting platforms 13 through lifting equipment, finally, first threaded rods 5 which are vertically distributed are arranged on the top surface of each supporting platform 13 outside the arc-shaped grooves 19, a strap 3 is arranged between the two first threaded rods 5, two ends of the strap 3 are respectively sleeved on the first threaded rods 5, locking sleeves 4 are in threaded connection on the first threaded rods 5 above the strap 3, specifically, the strap 3 is a steel belt and can deform to a certain extent under the action of external force, after the PCCP pipe 7 is horizontally placed in the storage space on the supporting platform 13, one end of the strap 3 is sleeved on the first threaded rod 5, then the other end of the strap 3 is sleeved on the other first threaded rod 5 after the strap body of the strap 3 bypasses the pipe wall of the PCCP pipe 7, then the locking sleeve 4 is rotated to enable the strap 3 to generate a tightening force on the PCCP pipe 7 so as to fix the position of the PCCP pipe 7, and the tightening force of the strap 3 on the PCCP pipe 7 can be adjusted by adjusting the position of the locking sleeve 4 on the first threaded rod 5.
By arranging four groups of supporting devices 1 which are distributed side by side and can slide on the main beam 6, the two groups of supporting devices 1 can be used for fixing one PCCP (prestressed concrete cylinder pipe) 7, particularly, after the PCCP pipe 7 is horizontally placed at the position of the arc-shaped groove 19 on the supporting platform 13, the positions of the two ends of the PCCP pipe 7 can be firstly fixed by arranging the first threaded rod 5, the clamping band 3 and the locking sleeve 4, then the supporting device 1 is manually pushed to enable the welding ends of the two PCCP pipes 7 to be abutted, and then the tightening degree of the hoop 3 to the PCCP pipes 7 can be adjusted, the abutting positions of the two PCCP pipes 7 are slightly adjusted on the premise of ensuring that the PCCP pipes 7 can be fixed, so that the positions of the two PCCP pipes are corrected and aligned, and finally, the support device 1 is fixed in position through the support legs 12, so that the position of the PCCP pipe 7 can be fixed doubly in the welding process, and welding deviation of the PCCP pipe 7 is reduced.
Further, since the diameters of the PCCP pipes 7 are different in size, the size of the storage space needs to be adjusted, that is, the position of the supporting platform 13 on the moving platform 11 needs to be adjusted, as shown in fig. 1 to 3, a plurality of threaded through holes 17 are formed in the connecting plate 14 along the length direction of the connecting plate 14, a plurality of threaded holes corresponding to the threaded through holes 17 are formed in the top surface of the moving platform 11, the screw rod of the locking bolt 15 passes through the threaded through holes 17 and then is in threaded connection with the threaded holes, the head of the locking bolt 15 abuts against the connecting plate 14, specifically, a counter bore for placing the head of the locking bolt 15 can be formed in the position of each threaded through hole 17, by such an arrangement mode, the position of the supporting platform 13 on the moving platform 11 can be adjusted, the size of the storage space is adjusted to adapt to the PCCP pipes 7 with different diameters, and the strap 3 fixes the PCCP pipes 7, only the position of the locking sleeve 4 on the first threaded rod 5 needs to be adjusted.
Further, after the position of the supporting platform 13 on the moving platform 11 is adjusted, the extending side of the connecting plate 14 is in a suspended state, and therefore, as shown in fig. 2 and 3, a second threaded rod 18 which is vertically arranged is connected to one of the threaded through holes 17 in each connecting plate 14 in a threaded manner, a locking nut 16 is connected to the second threaded rods 18 which are located above and below the connecting plate 14 in a threaded manner, and by arranging the second threaded rods 18 and the locking nut 16, the extending side of the connecting plate 14 can be fixed, so that the stability of the device is ensured after the PCCP (prestressed concrete cylinder pipe) 7 is placed.
Further, for adjusting the tightening force of the strap 3 to the PCCP pipe 7 in a wider range, as shown in fig. 4, a plurality of connecting holes 31 are formed at both ends of the strap 3 and are equidistantly distributed along the length direction of the strap 3, and by such a setting mode, the connecting holes 31 at appropriate positions can be selected to sleeve the strap 3 on the first threaded rod 5, so that the tightening force of the strap 3 to the PCCP pipe 7 can be adjusted in a wider range.
Furthermore, because the position of the locking sleeve 4 on the first threaded rod 5 needs to be adjusted, as shown in fig. 1 to 3, 5 and 6, a plurality of insertion holes 41 are formed in the outer wall of the locking sleeve 4 along the circumferential direction of the locking sleeve 4, the insertion holes 41 are distributed at equal intervals, a rotating handle 42 is arranged on one insertion hole 41, and the position of the locking sleeve 4 can be adjusted on the first threaded rod 5 conveniently by arranging the rotating handle 42 and the insertion holes 41.
Further, as shown in fig. 1 to 3, the side surfaces of the supporting platforms 13 on both sides of the arc-shaped groove 19 are provided with reinforcing plates 10 adapted to the shape of the arc-shaped groove 19, and the structural strength of the supporting platforms 13 for supporting the pipe wall position of the PCCP pipe 7 can be enhanced by the reinforcing plates 10; in addition, reinforcing plate 10 and supporting platform 13 are pegged graft, and is concrete, all be provided with the spliced pole at reinforcing plate 10 both ends and intermediate position, offer on supporting platform 13 side with the spliced eye of spliced pole shape adaptation, the spliced pole cooperates with the spliced eye and is connected reinforcing plate 10 and supporting platform 13, the mode of pegging graft can be convenient for dismouting reinforcing plate 10 on supporting platform 13.
Further, as shown in fig. 1, mounting holes 23 are formed in four corners of the bottom plate 22, and fixing piles can be arranged in the mounting holes 23 to fix the position of the inverted T-shaped bracket 2 by arranging the mounting holes 23, so that the position of the whole device is fixed.
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 merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and the utility model is intended to be covered by the appended claims. The scope of the utility model is defined by the appended claims and equivalents.
Claims (7)
1. The utility model provides a PCCP pipe welded pipe wall strutting arrangement which characterized in that: the device comprises two vertical plates which are vertically arranged oppositely, two main beams which are horizontally arranged oppositely are arranged between the two vertical plates, the bottoms of the vertical plates are respectively provided with a bottom plate to form an inverted T-shaped support, at least four groups of supporting devices which are arranged side by side along the length direction of the main beams and can slide along the main beams are arranged on the two main beams, each group of supporting devices comprises a vertically arranged mobile platform, two sides of the mobile platform are sleeved on the main beams and are in sliding connection with the main beams, the bottom of the mobile platform is in threaded connection with a plurality of vertically distributed supporting legs, two groups of supporting platforms which are symmetrically arranged about the vertical central line of the mobile platform are arranged on the top surface of the mobile platform, arc-shaped grooves are arranged at the top of the inner side of the supporting platform, an object placing space matched with the pipe wall of the PCCP pipe is formed between the two arc-shaped grooves, the bottom of the outer side of the supporting platform extends outwards to form a connecting plate, and the connecting plate is connected with the mobile platform through locking bolts, all be provided with the first threaded rod of vertical distribution on the supporting platform top surface in the arc wall outside, be provided with the strap between two first threaded rods, the strap both ends are established respectively on first threaded rod, and equal threaded connection has the lock sleeve on the first threaded rod of strap top.
2. The PCCP pipe welded pipe wall support device of claim 1, wherein: all set up the screw through-hole that a plurality of equidistance distributes along connecting plate length direction on the connecting plate, set up the screw hole that a plurality of and screw through-hole position correspond on the moving platform top surface, locking bolt's screw rod pass behind the screw through-hole with screw hole threaded connection, locking bolt's head and connecting plate butt.
3. The PCCP pipe welded pipe wall support device of claim 2, wherein: and a second threaded rod which is vertically arranged is in threaded connection with one of the threaded through holes on each connecting plate, and locking nuts are in threaded connection with the second threaded rods above and below the connecting plates.
4. The PCCP pipe welded pipe wall supporting device according to claim 3, wherein: both ends of the strap are provided with a plurality of connecting holes which are distributed at equal intervals along the length direction of the strap.
5. The PCCP pipe welded pipe wall supporting device according to claim 4, wherein: the locking sleeve outer wall is provided with a plurality of jacks distributed at equal intervals along the locking sleeve circumferential direction, and one jack is provided with a rotating handle.
6. The PCCP pipe welded pipe wall support device of claim 1, wherein: all be provided with the reinforcing plate with arc wall shape adaptation on the supporting platform side of arc wall both sides, the reinforcing plate is for pegging graft with supporting platform.
7. The PCCP pipe welded pipe wall support device of claim 1, wherein: mounting holes are formed in four corners of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121705784.XU CN215393558U (en) | 2021-07-26 | 2021-07-26 | Pipe wall supporting device for welding PCCP (prestressed concrete cylinder pipe) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121705784.XU CN215393558U (en) | 2021-07-26 | 2021-07-26 | Pipe wall supporting device for welding PCCP (prestressed concrete cylinder pipe) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215393558U true CN215393558U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121705784.XU Active CN215393558U (en) | 2021-07-26 | 2021-07-26 | Pipe wall supporting device for welding PCCP (prestressed concrete cylinder pipe) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215393558U (en) |
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2021
- 2021-07-26 CN CN202121705784.XU patent/CN215393558U/en active Active
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