CN222500787U - Slowly bond prestressing force steel strand wires fixed knot constructs - Google Patents
Slowly bond prestressing force steel strand wires fixed knot constructs Download PDFInfo
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- CN222500787U CN222500787U CN202421115245.4U CN202421115245U CN222500787U CN 222500787 U CN222500787 U CN 222500787U CN 202421115245 U CN202421115245 U CN 202421115245U CN 222500787 U CN222500787 U CN 222500787U
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- steel strand
- fixing
- fixedly connected
- plate
- slow
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 81
- 239000010959 steel Substances 0.000 title claims abstract description 81
- 238000001125 extrusion Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 abstract description 15
- 238000000034 method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of fixed brackets, in particular to a slow-bonding prestress steel strand fixing structure. The utility model comprises a pipeline and a steel strand body, wherein fixing devices are arranged at two ends of the pipeline, each fixing device comprises two limiting plates, one sides of the two limiting plates, which are close to each other, are in sliding connection with the pipeline, one end of each limiting plate is provided with a filling hole, one end of each limiting plate is provided with two round holes, the inside of each round hole is in sliding connection with the steel strand body, one end of each limiting plate is in sliding connection with two inner threaded rings, six outer threaded plates are in internal threaded connection with the inner threaded rings, and one side of each outer threaded plate is fixedly connected with a squeezing block. The problem that the prestress formed by the steel strand can change and the prestress tensioning effect of the steel strand cannot be maintained due to the fact that the traditional slow-bonding prestress steel strand is unstable in the position placed in a pipeline is solved.
Description
Technical Field
The utility model relates to the technical field of fixed brackets, in particular to a slow-bonding prestress steel strand fixing structure.
Background
The prestressing is compressive stress that is previously applied to the structure during construction in order to improve the service performance of the structure.
In the prior art, the traditional slow-bonding prestress steel strand is placed in an unstable position in a pipeline, so that the prestress formed by the steel strand can change, and the prestress tensioning effect of the steel strand cannot be maintained.
Disclosure of utility model
The utility model aims to solve the defect that the prestress formed by a steel strand can change when the traditional slow-bonding prestress steel strand is placed in an unstable position in a pipeline in the prior art, and provides a slow-bonding prestress steel strand fixing structure.
In order to achieve the aim, the slow bonding prestress steel strand fixing structure comprises a pipeline and a steel strand body, wherein fixing devices are arranged at two ends of the pipeline, each fixing device comprises two limiting plates, one sides of the two limiting plates, which are close to each other, are in sliding connection with the pipeline, one ends of the limiting plates are provided with filling holes, one ends of the limiting plates are provided with two round holes, the inside of the round holes is in sliding connection with the steel strand body, one ends of the limiting plates are in sliding connection with two inner threaded rings, six outer threaded plates are in threaded connection with the inside of the inner threaded rings, one sides of the outer threaded plates are fixedly connected with extrusion blocks, one sides of the six extrusion blocks are in sliding connection with the steel strand body, one ends of the six outer threaded plates are fixedly connected with a fixing cylinder, the inside of the fixing cylinder is in sliding connection with an assembly cylinder, and the inside of the assembly cylinder is fixedly connected with the steel strand body.
The steel strand extrusion device has the advantages that the effect of rotating the inner threaded ring to enable the inner threaded ring to rotate on the outer threaded plate and enable one end of the outer threaded plate to drive the extrusion block to move towards the steel strand body is achieved, and the effect that the extrusion block extrudes and fixes the steel strand body is achieved.
Preferably, six sliding grooves are formed in the arc surface of the assembly barrel, sliding strips are connected inside the sliding grooves in a sliding mode, and one sides of the six sliding strips are fixedly connected with the fixing barrel.
The sliding chute has the advantages that the fixed barrel moves to drive the sliding strip to slide in the sliding chute.
Preferably, one end of the internal thread ring, which is far away from the limiting plate, is fixedly connected with a fixing ring, the inside of the fixing ring is rotationally connected with the fixing cylinder, and the outside of the fixing ring is fixedly connected with a nut.
The nut rotating device has the advantages that the nut rotates to drive the fixing ring to rotate on the fixing cylinder, and the internal thread ring rotates.
Preferably, the outside of steel strand wires body is equipped with strutting arrangement, strutting arrangement includes the backup pad, the both sides of backup pad are all fixedly connected with telescopic link.
The fixing device has the advantages that the fixing effect of the supporting plate and the telescopic rod is achieved.
Preferably, the output end of the telescopic rod is fixedly connected with an elastic arc plate, and the inner side of the elastic arc plate is in sliding connection with the steel strand body.
The telescopic rod has the advantages that the telescopic rod stretches to drive the elastic arc plate to move in the direction away from or close to the steel strand body.
Preferably, the arc surface of the telescopic rod is sleeved with a spring, and two ends of the spring are fixedly connected with the supporting plate and the elastic arc plate respectively.
The telescopic rod has the advantage that the telescopic rod can prevent the spring from deforming in the stretching or shrinking process.
Preferably, two sides of the elastic arc plates, which are far away from each other, are both connected with sliding rods in a sliding way.
The sliding rod has the advantages that the sliding rod slides on the elastic arc plate, and the elastic arc plate is limited.
Preferably, both ends of the sliding rod are fixedly connected with limiting blocks.
The limiting block and the sliding rod are fixed.
Preferably, the arc surface of the sliding rod is slidably connected with a fixing plate, and one side, close to each other, of each fixing plate is fixedly connected with the supporting plate.
The sliding rod fixing plate has the advantage that the sliding effect of the sliding rod fixing plate is achieved.
In summary, the beneficial effects of the utility model are as follows:
According to the utility model, when the original prestress of the steel strand is required to be fixed through the fixing device, the internal thread ring moves on the external thread plate, so that the external thread plate drives the extrusion block to approach the steel strand body until the extrusion block extrudes and fixes the steel strand body, and the problems that the prestress formed by the steel strand is changed and the tensioning effect of the steel strand after prestress tensioning cannot be maintained due to the fact that the traditional slow-bonding prestress steel strand is solved through the fixing device and the position of the steel strand is unstable are solved.
According to the utility model, when the plurality of steel strands need to be prevented from being mutually wound, the elastic arc plate and the steel strand body are in contact limit, and the problem that the plurality of steel strands are placed together and are easy to be mutually wound is solved by the traditional slow bonding prestress steel strands through the supporting device.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic structural view of the fixing structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of a three-dimensional structure according to the present utility model;
FIG. 4 is a schematic view of a support structure according to the present utility model;
fig. 5 is a schematic cross-sectional view of the fixing structure of the present utility model.
The illustration comprises 1, a pipeline, 2, a fixing device, 201, a limiting plate, 202, a round hole, 203, a pouring hole, 204, an external threaded plate, 205, an extrusion block, 206, an internal threaded ring, 207, a fixing ring, 208, a nut, 209, a fixing cylinder, 210, a sliding bar, 211, a sliding groove, 212, an assembly cylinder, 3, a supporting device, 31, a fixing plate, 32, a supporting plate, 33, a telescopic rod, 34, a spring, 35, an elastic arc plate, 36, a sliding bar, 37, a limiting block, 4 and a steel strand body.
Detailed Description
Referring to fig. 1 and 3, the utility model provides a technical scheme that a slow bonding prestress steel strand fixing structure comprises a pipeline 1 and a steel strand body 4, wherein fixing devices 2 are arranged at two ends of the pipeline 1, and a supporting device 3 is arranged outside the steel strand body 4.
The specific arrangement and function of the fixing means 2 and the supporting means 3 will be described in detail below.
Referring to fig. 2 and 5, in this embodiment, the fixing device 2 includes two limiting plates 201, one side of each of the two limiting plates 201, which is close to each other, is slidably connected with the pipe 1, a filling hole 203 is formed at one end of each of the limiting plates 201, two round holes 202 are formed at one end of each of the limiting plates 201, the inside of each of the round holes 202 is slidably connected with the steel strand body 4, two internal thread rings 206 are slidably connected with one end of each of the limiting plates 201, six external thread plates 204 are slidably connected with the internal thread rings 206, one side of each of the external thread plates 204 is fixedly connected with an extrusion block 205, one side of each of the six extrusion blocks 205 is slidably connected with the steel strand body 4, one end of each of the six external thread plates 204 is fixedly connected with a fixing cylinder 209, an assembly cylinder 212 is slidably connected with the inside of the assembly cylinder 212, and the steel strand body 4 is fixedly connected with the inside of the assembly cylinder 212. The effect that the inner thread ring 206 is rotated, the inner thread ring 206 rotates on the outer thread plate 204, and one end of the outer thread plate 204 drives the extrusion block 205 to move towards the steel strand body 4 until the extrusion block 205 extrudes and fixes the steel strand body 4 is achieved. Six sliding grooves 211 are formed in the arc surface of the assembly barrel 212, sliding strips 210 are connected inside the sliding grooves 211 in a sliding mode, and one sides of the six sliding strips 210 are fixedly connected with the fixing barrel 209. The effect that the fixed cylinder 209 moves to drive the sliding strip 210 to slide in the sliding groove 211 is achieved. One end of the internal thread ring 206, which is far away from the limiting plate 201, is fixedly connected with a fixing ring 207, the inside of the fixing ring 207 is rotationally connected with a fixing cylinder 209, and the outside of the fixing ring 207 is fixedly connected with a nut 208. The effect that the nut 208 rotates to drive the fixed ring 207 to rotate on the fixed cylinder 209 and the internal thread ring 206 rotates is achieved.
Referring to fig. 4, in this embodiment, the supporting device 3 includes a supporting plate 32, and telescopic rods 33 are fixedly connected to both sides of the supporting plate 32. The fixing effect of the support plate 32 and the telescopic rod 33 is achieved. The output end of the telescopic rod 33 is fixedly connected with an elastic arc plate 35, and the inner side of the elastic arc plate 35 is in sliding connection with the steel strand body 4. The telescopic rod 33 stretches and contracts to drive the elastic arc plate 35 to move in the direction away from or close to the steel strand body 4. The arc surface of the telescopic rod 33 is sleeved with a spring 34, and two ends of the spring 34 are fixedly connected with the supporting plate 32 and the elastic arc plate 35 respectively. The effect of the telescopic rod 33 that the spring 34 is prevented from being deformed during the stretching or shrinking process is achieved. The two elastic curved plates 35 are connected with a sliding rod 36 in a sliding way on the sides far away from each other. The effect that the slide bar 36 slides on the elastic arc plate 35 and limits the elastic arc plate 35 is achieved. Limiting blocks 37 are fixedly connected to two ends of the sliding rod 36. The effect of fixing the limiting block 37 and the sliding rod 36 is achieved. The arc surface of the slide bar 36 is connected with a fixed plate 31 in a sliding way, and one side, close to each other, of the two fixed plates 31 is fixedly connected with the supporting plate 32. The sliding effect of the slide bar 36 on the fixed plate 31 is achieved.
The working principle is that when the original prestress of the steel strand is required to be kept by fixing the steel strand through the fixing device 2, an operator firstly fixes the two ends of the steel strand and the assembly cylinder 212, the assembly cylinder 212 is placed inside the fixing cylinder 209, the assembly cylinder 212 is pulled towards the direction that the assembly cylinder 212 is far away from each other, the steel strand body 4 is stretched and straightened, the nut 208 is rotated, the nut 208 drives the fixing ring 207 to rotate, the fixing ring 207 drives the inner thread ring 206 to rotate, the inner thread ring 206 moves on the outer thread plate 204, the outer thread plate 204 drives the extrusion block 205 to approach the steel strand body 4 until the extrusion block 205 extrudes and fixes the steel strand body 4, the steel strand body 4 always keeps the prestress after tensioning after fixing is completed, and the problem that the prestress formed by the steel strand is changed and the prestress of the steel strand cannot be kept after the prestress of the steel strand is stretched by the traditional slow bonding prestress steel strand is solved through the fixing device 2, and the position placed inside the pipeline 1 is unstable.
Through strutting arrangement 3, when needs prevent the mutual winding of many steel strands, operating personnel firstly, remove backup pad 32 to between a plurality of steel strand wires body 4, move slide bar 36 to the direction of keeping away from elastic arc 35, after elastic arc 35 was kept away from to slide bar 36 completely, spring 34 resilience drove elastic arc 35 and removes to the direction of steel strand wires body 4, make elastic arc 35 and steel strand wires body 4 contact spacing, through strutting arrangement 3, reach and solve traditional slow bonding prestressing force steel strand wires, a plurality of steel strand wires place the problem of easy mutual winding together.
In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421115245.4U CN222500787U (en) | 2024-05-21 | 2024-05-21 | Slowly bond prestressing force steel strand wires fixed knot constructs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421115245.4U CN222500787U (en) | 2024-05-21 | 2024-05-21 | Slowly bond prestressing force steel strand wires fixed knot constructs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222500787U true CN222500787U (en) | 2025-02-18 |
Family
ID=94552699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421115245.4U Active CN222500787U (en) | 2024-05-21 | 2024-05-21 | Slowly bond prestressing force steel strand wires fixed knot constructs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222500787U (en) |
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2024
- 2024-05-21 CN CN202421115245.4U patent/CN222500787U/en active Active
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