CN220638386U - Steel cable pre-tensioning device - Google Patents
Steel cable pre-tensioning device Download PDFInfo
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- CN220638386U CN220638386U CN202322147597.XU CN202322147597U CN220638386U CN 220638386 U CN220638386 U CN 220638386U CN 202322147597 U CN202322147597 U CN 202322147597U CN 220638386 U CN220638386 U CN 220638386U
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- fixedly connected
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- arc
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 20
- 239000010959 steel Substances 0.000 title claims abstract description 20
- 230000035515 penetration Effects 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model discloses a steel cable pretensioning device which comprises a bottom plate, wherein a die table is fixedly connected to the top of the bottom plate, a frame is arranged at the top of the bottom plate, moving wheels are arranged on two sides of the frame, two first side plates and two second side plates are fixedly connected to the top of the frame, the two first side plates are symmetrically arranged, a plurality of fixed pulleys are rotatably connected between the two second side plates and the two first side plates, and a plurality of weight boxes are arranged at the top of the frame. According to the utility model, the inserted link can be inserted into the arc-shaped groove at a proper position according to the requirement by arranging the plurality of balancing weights, so that the balancing weights can be adjusted, steel cables with different bending degrees can be conveniently and properly pretensioned, the stability of the device can be improved by arranging the two positioning blocks and the positioning holes, meanwhile, the braking can be quickly removed by utilizing the rectangular plate, the adjustment operation is more convenient, and the use is convenient.
Description
Technical Field
The utility model relates to the technical field of steel cables, in particular to a steel cable pretensioning device.
Background
Along with the vast popularization of urban standard construction in China, the assembled building is vigorous in development. The assembled building is assembled on the construction site through the prefabricated parts, and because the main building work is completed in the factory, the assembled building has the advantages of saving resources and energy sources, reducing construction pollution, improving labor production efficiency and quality safety level, and the like, is gradually accepted and popularized in China, and the production requirements of various prefabricated parts are increased.
The utility model of publication number CN106514863B, which was retrieved, relates to a whole pretensioning device comprising: a frame; the jacking mechanism is arranged on the frame and comprises a lifting rolling piece; zhang Lasheng, a plurality of tensioning ropes bypass the jacking rolling element, and two ends of each Zhang Lasheng are respectively provided with a balancing weight and a clamping mechanism. According to the integral pre-tensioning device, the jacking rolling piece can ascend to drive the Zhang Lasheng to move upwards, so that the balancing weight is driven to move upwards and gradually leave the supporting surface, and the other end of the tensioning rope stretches the pre-stressed steel bar arranged on the clamping mechanism under the action of the balancing weight. Therefore, the whole pre-tensioning device can simultaneously tension a plurality of balancing weights by arranging a plurality of tensioning ropes, and has higher tensioning efficiency.
When the steel cable is stretched by the pre-stretching equipment, the bending degrees of a plurality of positions of the steel cable are different, and the required pulling force is different, but the pre-stretching equipment needs to replace balancing weights with different weights, has complex operation and inconvenient use, so that the steel cable pre-stretching device is very necessary.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a steel cable pretensioning device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a steel cable pretension device, includes the bottom plate, the top fixedly connected with mould platform of bottom plate, the top of bottom plate is provided with the frame, the both sides of frame all are provided with the removal wheel, the top fixedly connected with of frame two first curb plates and two second curb plates that set up symmetrically, two all rotate between second curb plate and the two first curb plates and be connected with a plurality of fixed pulleys, a plurality of weight boxes have been placed at the top of frame, the inner wall sliding connection of weight box has two slide plates that set up symmetrically, two the top fixedly connected with same roof of slide plate, the top fixedly connected with stretch-draw rope of roof, stretch-draw rope walks around two fixed pulleys in proper order, the one end fixedly connected with clamping mechanism of Zhang Lasheng, vertical groove has all been seted up to the both sides of weight box, the bottom fixedly connected with two riser that set up symmetrically, riser and vertical groove sliding connection;
the bottom inner wall fixedly connected with supporting shoe of weight box, a plurality of balancing weights have been placed at the top of supporting shoe, the inside of riser is provided with the adjustment subassembly that is used for adjusting the counter weight.
As a still further scheme of the utility model, the adjusting component comprises two arc-shaped holes which are symmetrically arranged in the vertical plate, the inside of each arc-shaped hole is penetrated with an inserting rod, one end of each inserting rod is fixedly connected with the same transverse plate, and the top and the bottom of the balancing weight are respectively provided with two arc-shaped grooves which are symmetrically arranged, and the arc-shaped grooves are matched with the inserting rods.
As a still further scheme of the utility model, one side of the transverse plate is fixedly connected with a positioning block, one side of the vertical plate is provided with a plurality of positioning holes, and the positioning block is clamped with the positioning holes.
As a still further scheme of the utility model, clamping grooves are formed in the inner wall of the bottom and the inner wall of the top of the positioning hole, clamping blocks are penetrated through the top and the bottom of the positioning block in a sliding manner, the clamping blocks are clamped with the clamping grooves, one end of each clamping block is fixedly connected with a triangular block, and one spring is fixedly connected between one side of each triangular block and the inner wall of one side of the positioning block.
As a still further scheme of the utility model, one side of the transverse plate is penetrated by a sliding rod in a sliding way, one end of the sliding rod is penetrated by a positioning block in a sliding way, a pushing block is fixedly sleeved on the outer wall of the sliding rod and matched with the triangular block for use, one end of the sliding rod is fixedly connected with a rectangular plate, one side of the rectangular plate is fixedly connected with the same tension spring between one side of the transverse plate, and the tension spring is sleeved on the sliding rod.
As still further scheme of the utility model, one side of the transverse plate is fixedly connected with a handle, and the rectangular plate is positioned at the inner side of the handle.
As a still further scheme of the utility model, the top of the rectangular plate is arranged in an arc shape.
The beneficial effects of the utility model are as follows:
1. through setting up a plurality of balancing weights, can be according to the demand, insert the inserted bar inside the arc wall of suitable position, and then can adjust the counter weight, be convenient for carry out suitable pretension with the steel cable of different crooked degree.
2. Simultaneously, through the arrangement of the two positioning blocks and the positioning holes, the stability of the device can be improved, and meanwhile, the braking can be rapidly removed by utilizing the rectangular plate, so that the adjustment operation is more convenient and the use is convenient.
Drawings
FIG. 1 is a schematic three-dimensional structure of a cable pretensioner according to the present utility model;
FIG. 2 is a schematic three-dimensional structure of a weight box in a cable pretensioning device according to the present utility model;
FIG. 3 is a schematic diagram of an explosion structure of a weight box in a cable pretensioning device according to the present utility model;
FIG. 4 is a schematic view of a three-dimensional structure of a handle in a cable pretensioner according to the present utility model;
fig. 5 is a schematic three-dimensional cross-sectional structure of a positioning block in a steel cable pretensioning device according to the present utility model.
In the figure: 1. a bottom plate; 2. a die table; 3. a clamping mechanism; 4. a fixed pulley; 5. zhang Lasheng; 6. a first side plate; 7. a weight box; 8. a frame; 9. a moving wheel; 10. a second side plate; 11. a top plate; 12. a cross plate; 13. a handle; 14. positioning holes; 15. an arc-shaped hole; 16. a riser; 17. a vertical groove; 18. a support block; 19. balancing weight; 20. a slide plate; 21. an arc-shaped groove; 22. a clamping groove; 23. a rod; 24. a clamping block; 25. a positioning block; 26. a rectangular plate; 27. a tension spring; 28. a slide bar; 29. triangular blocks; 30. a pushing block; 31. and (3) a spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. It should be noted that the terms "mounted," "connected," and "disposed" are to be construed broadly, unless explicitly stated or defined otherwise, and that the particular meaning of such terms in this patent will be understood by those of ordinary skill in the art, as appropriate.
Referring to fig. 1-5, a steel cable pre-tensioning device comprises a bottom plate 1, a die table 2 is fixedly connected to the top of the bottom plate 1, a frame 8 is arranged at the top of the bottom plate 1, moving wheels 9 are arranged on two sides of the frame 8, two first side plates 6 and two second side plates 10 which are symmetrically arranged are fixedly connected to the top of the frame 8, a plurality of fixed pulleys 4 are rotatably connected between the two second side plates 10 and the two first side plates 6, a plurality of weight boxes 7 are placed on the top of the frame 8, two sliding plates 20 which are symmetrically arranged are slidingly connected to the inner wall of the weight boxes 7, the top of the two sliding plates 20 is fixedly connected with the same top plate 11, tensioning ropes 5 are fixedly connected to the top of the top plate 11, the tensioning ropes 5 bypass the two fixed pulleys 4 in sequence, one end of each tensioning rope 5 is fixedly connected with a clamping mechanism 3, vertical grooves 17 are formed on two sides of the weight boxes 7, two vertical plates 16 which are symmetrically arranged are fixedly connected to the bottom of the top plate 11, and the vertical plates 16 are slidingly connected with the vertical grooves 17;
the bottom inner wall fixedly connected with supporting shoe 18 of weight box 7, a plurality of balancing weights 19 have been placed at the top of supporting shoe 18, and the inside of riser 16 is provided with the adjustment subassembly that is used for adjusting the counter weight.
In the utility model, the adjusting component comprises two arc holes 15 which are symmetrically arranged in the vertical plate 16, the inside of each arc hole 15 is penetrated with an inserting rod 23, one end of each inserting rod 23 is fixedly connected with the same transverse plate 12, the top and the bottom of the balancing weight 19 are respectively provided with two arc grooves 21 which are symmetrically arranged, and the arc grooves 21 are matched with the inserting rods 23 for use, so that the balancing weight of the device can be adjusted according to actual requirements.
In particular, a positioning block 25 is fixedly connected to one side of the transverse plate 12, a plurality of positioning holes 14 are formed in one side of the vertical plate 16, and the positioning block 25 is engaged with the positioning holes 14 for controlling the height of the transverse plate 12.
Especially, draw-in groove 22 has all been seted up to locating hole 14's bottom inner wall and top inner wall, and the top and the bottom of locating piece 25 all slip run through have fixture block 24, and fixture block 24 and draw-in groove 22 looks block, and the one end fixedly connected with triangle piece 29 of fixture block 24, fixedly connected with same spring 31 between one side of triangle piece 29 and the one side inner wall of locating piece 25 can utilize fixture block 24 to block draw-in groove 22, and then guarantees the stability of device.
In particular, one side of the transverse plate 12 is slidably penetrated by a sliding rod 28, one end of the sliding rod 28 is slidably penetrated by a positioning block 25, a pushing block 30 is fixedly sleeved on the outer wall of the sliding rod 28, the pushing block 30 is matched with a triangular block 29 for use, one end of the sliding rod 28 is fixedly connected with a rectangular plate 26, one side of the rectangular plate 26 and one side of the transverse plate 12 are fixedly connected with the same tension spring 27, the tension spring 27 is sleeved on the sliding rod 28, and the clamping state of the positioning block 25 and the positioning hole 14 is conveniently released.
In particular, a handle 13 is fixedly connected to one side of the transverse plate 12, and a rectangular plate 26 is positioned on the inner side of the handle 13.
In particular, the top of the rectangular plate 26 is arcuate to facilitate insertion by a user.
Working principle: when the balance weight needs to be adjusted, a finger can be inserted into one side of the rectangular plate 26 from the top to the bottom, at the moment, the rectangular plate 26 can be abutted against one side of the handle 13, the rectangular plate 26 drives the slide bar 28 to transversely move and stretches the tension spring 27, the slide bar 28 drives the pushing block 30 to transversely move, the pushing block 30 does not push the triangular blocks 29 any more, at the moment, the two triangular blocks 29 are mutually close under the elasticity of the spring 31, the triangular blocks 29 drive the clamping blocks 24 to retract into the positioning blocks 25, and the clamping blocks 24 are not clamped with the clamping grooves 22 any more;
at this time, the transverse plate 12 and the positioning block 25 are pulled out through the handle 13, the positioning block 25 is not clamped into the inner wall of the positioning hole 14 any more, the inserted link 23 is not clamped into the arc hole 15 any more, the inserted link 23 can move downwards in the arc hole 15 at this time, after the inserted link 23 moves to a proper height, the inserted link 23 is inserted into the arc groove 21 again, at this time, the clamping block 24 is clamped with the corresponding clamping groove 22 again, and when the steel cable is tensioned, the inserted link 23 can drive the balancing weights 19 with different numbers to rise, so that the function of adjusting the balancing weight is realized.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a steel cable pretension device, includes bottom plate (1), its characterized in that, the top fixedly connected with mould platform (2) of bottom plate (1), the top of bottom plate (1) is provided with frame (8), the both sides of frame (8) all are provided with and remove round (9), the top fixedly connected with of frame (8) two first curb plates (6) and two second curb plates (10) that set up symmetrically, two all rotate between second curb plate (10) and two first curb plates (6) and be connected with a plurality of fixed pulleys (4), the top of frame (8) has placed a plurality of weight boxes (7), the inner wall sliding connection of weight boxes (7) has two slide plates (20) that set up symmetrically, two the top fixedly connected with same roof (11) of slide plate (20), the top fixedly connected with stretch-draw-wire (5) of roof (11), stretch-wire (5) walk around two fixed pulleys (4), the one end fixedly connected with clamping mechanism (3) of stretch-wire (5) in proper order, two vertical grooves (16) are all connected with vertical grooves (17) of vertical plates (16), vertical grooves (17) are all set up;
the bottom inner wall fixedly connected with supporting shoe (18) of weight box (7), a plurality of balancing weights (19) have been placed at the top of supporting shoe (18), the inside of riser (16) is provided with the adjustment subassembly that is used for adjusting the counter weight.
2. The steel cable pretensioning device according to claim 1, wherein the adjusting assembly comprises two arc-shaped holes (15) symmetrically arranged in the vertical plate (16), inserting rods (23) penetrate through the arc-shaped holes (15), one end of each inserting rod (23) is fixedly connected with the same transverse plate (12), two arc-shaped grooves (21) symmetrically arranged are formed in the top and the bottom of the balancing weight (19), and the arc-shaped grooves (21) are matched with the inserting rods (23).
3. A wire rope pretensioner device according to claim 2, characterized in that a positioning block (25) is fixedly connected to one side of the transverse plate (12), a plurality of positioning holes (14) are formed in one side of the vertical plate (16), and the positioning block (25) is engaged with the positioning holes (14).
4. A steel cable pretensioning device according to claim 3, characterized in that, draw-in grooves (22) are all provided on the bottom inner wall and the top inner wall of the positioning hole (14), a clamping block (24) is provided on the top and the bottom of the positioning block (25) in a sliding penetration manner, the clamping block (24) is clamped with the draw-in groove (22), a triangle block (29) is fixedly connected with one end of the clamping block (24), and the same spring (31) is fixedly connected between one side of the triangle block (29) and one side inner wall of the positioning block (25).
5. The steel cable pretensioning device according to claim 4, characterized in that a sliding rod (28) is slidably penetrated through one side of the transverse plate (12), one end of the sliding rod (28) slidably penetrates through the positioning block (25), a pushing block (30) is fixedly sleeved on the outer wall of the sliding rod (28), the pushing block (30) is matched with the triangular block (29), one end of the sliding rod (28) is fixedly connected with a rectangular plate (26), one side of the rectangular plate (26) and one side of the transverse plate (12) are fixedly connected with one tension spring (27), and the tension spring (27) is sleeved on the sliding rod (28).
6. A wire rope pretensioner device according to claim 5 wherein one side of the transverse plate (12) is fixedly connected with a handle (13), and the rectangular plate (26) is located inside the handle (13).
7. A wire rope pretensioner device according to claim 6, wherein the top of the rectangular plate (26) is arranged in an arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322147597.XU CN220638386U (en) | 2023-08-10 | 2023-08-10 | Steel cable pre-tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322147597.XU CN220638386U (en) | 2023-08-10 | 2023-08-10 | Steel cable pre-tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220638386U true CN220638386U (en) | 2024-03-22 |
Family
ID=90288756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322147597.XU Active CN220638386U (en) | 2023-08-10 | 2023-08-10 | Steel cable pre-tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220638386U (en) |
-
2023
- 2023-08-10 CN CN202322147597.XU patent/CN220638386U/en active Active
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