CN213740595U - Steel wire sequencing plate for construction of main cable of suspension bridge by spinning method - Google Patents
Steel wire sequencing plate for construction of main cable of suspension bridge by spinning method Download PDFInfo
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- CN213740595U CN213740595U CN202022023517.6U CN202022023517U CN213740595U CN 213740595 U CN213740595 U CN 213740595U CN 202022023517 U CN202022023517 U CN 202022023517U CN 213740595 U CN213740595 U CN 213740595U
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Abstract
The utility model belongs to the technical field of suspension bridge main push-towing rope construction, a suspension bridge main push-towing rope method construction steel wire sequencing board is related to, characterized by: the clamping device at least comprises a lower clamping plate, an upper clamping plate and an upper clamping plate connecting piece, wherein the lower clamping plate is connected with the upper clamping plate through the upper clamping plate connecting piece and the lower clamping plate connecting piece, arc-shaped grooves which are arranged side by side at the same interval are arranged on the lower clamping plate and the upper clamping plate, and after the lower clamping plate and the upper clamping plate are combined and fixed up and down, the arc-shaped grooves of the lower clamping plate and the arc-shaped grooves of the upper clamping plate form an independent circular cavity together. The steel wire sequencing plate for the construction of the suspension bridge main cable by the spinning method can reduce the damage to steel wires to the maximum extent, can draw or anchor a plurality of steel wires simultaneously and ensures that the tension and the displacement of the steel wires are the same.
Description
Technical Field
The utility model belongs to the technical field of suspension bridge main push-towing rope construction, a suspension bridge main push-towing rope method construction steel wire sequencing board is related to.
Background
The erection construction method of the main cable of the suspension bridge comprises a prefabricated parallel steel wire strand method (PPWS method) and an air spinning method (AS method), wherein the PPWS method is a method for prefabricating parallel steel wire bundles into strands for erection construction, and the AS method is a method for independently erecting the steel wires by back-and-forth drawing to form the strands. In the AS method main cable construction process, 4 wires are generally constructed simultaneously, and 8 wires are erected repeatedly. In practice, the steel wire is pulled and anchored.
The existing wire clamping device adopts a clamping and drawing design of a single steel wire, and can not meet the requirement of simultaneous drawing of 8 wires. The existing wire clamping devices adopt a wedge shape to clamp the steel wire 3, and certain damage to the steel wire and deformation of the steel wire are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can furthest reduce the damage to the steel wire, can tractive or many steel wires of anchor simultaneously, guarantee the tension of steel wire and the same suspension bridge main push-towing rope method construction steel wire sequencing board of displacement.
The utility model aims at realizing like this, a suspension bridge main push-towing rope method construction steel wire sequencing board, characterized by: the clamping device at least comprises a lower clamping plate, an upper clamping plate and an upper clamping plate connecting piece, wherein the lower clamping plate is connected with the upper clamping plate through the upper clamping plate connecting piece and the lower clamping plate connecting piece, arc-shaped grooves which are arranged side by side at the same interval are arranged on the lower clamping plate and the upper clamping plate, and after the lower clamping plate and the upper clamping plate are combined and fixed up and down, the arc-shaped grooves of the lower clamping plate and the arc-shaped grooves of the upper clamping plate form an independent circular cavity together.
The lower clamping plate and the upper clamping plate have the same structure, the left and right sides of the lower clamping plate and the upper clamping plate are provided with fixed connecting plates, the fixed connecting plates are provided with mounting connecting holes, and the upper clamping plate and the lower clamping plate connecting piece penetrate through the mounting connecting holes to fix the lower clamping plate and the upper clamping plate.
The lower clamping plate and the left and right fixed connecting plates are integrated, the upper clamping plate and the left and right fixed connecting plates are integrated in a T-shaped structure,
the lower clamping plate, the left and right fixing connecting plates are integrated, and the upper clamping plate, the left and right fixing connecting plates are integrated into a cross-shaped structure.
The arc-shaped grooves extend from two ends of the lower clamping plate and the upper clamping plate.
The interval between the arc-shaped grooves is less than the width of 2 arc-shaped grooves.
The upper and lower clamping plate connecting pieces adopt bolts and nuts.
The utility model has the advantages that:
(1) adopt bolted connection design, improve the reliability that 3 clamps of steel wire were got.
(2) Adopt two punch holder designs, can not twist out the bolt with the nut totally, steel wire 3 installs and demolishs the operation from both sides, improves operating efficiency.
(3) And the parallel arc-shaped groove design is adopted, so that the abrasion and the deformation of the steel wire 3 are reduced.
(4) The multi-filament simultaneous drawing can be realized. The wire clamping device on the market is designed by drawing a single steel wire 3, and the actual use requirement cannot be met.
Drawings
The present invention will be further explained with reference to the following embodiments and accompanying drawings:
FIG. 1 is a schematic view of the lower plate of the present invention;
fig. 2 is a structure view of the upper clamp plate according to the embodiment of the present invention.
In the figure, 1, a lower splint; 2. an upper splint; 3. a steel wire; 4. an arc-shaped slot; 5. fixing the connecting plate; 6. and installing the connecting hole.
Detailed Description
Example 1
As shown in fig. 1 and 2, a steel wire sequencing plate for construction of a suspension bridge main cable by a spinning method is characterized in that: including lower plate 1, punch holder 2, punch holder connecting piece at least, lower plate 1 and punch holder 2 are connected through the punch holder connecting piece, have the arc 4 that the same interval is side by side on lower plate 1 and punch holder 2, and lower plate 1 and punch holder 2 merge from top to bottom after fixed, and the arc 4 of lower plate 1 and the arc 4 of punch holder 2 form independent circular cavity together.
The lower clamping plate 1, the left and right fixing connecting plates 5 are of an integral type, and the upper clamping plate 2, the left and right fixing connecting plates 5 are of an integral cross-shaped structure.
The arc-shaped grooves 4 extend from both ends of the lower clamping plate 1 and the upper clamping plate 2.
The interval between the arc-shaped grooves 4 is less than the width of 2 arc-shaped grooves.
The upper and lower clamping plate connecting pieces adopt bolts and nuts.
Example 2
A steel wire sequencing plate for construction of a suspension bridge main cable by a spinning method is characterized in that: including lower plate 1, punch holder 2, punch holder connecting piece at least, lower plate 1 and punch holder 2 are connected through the punch holder connecting piece, have the arc 4 that the same interval is side by side on lower plate 1 and punch holder 2, and lower plate 1 and punch holder 2 merge from top to bottom after fixed, and the arc 4 of lower plate 1 and the arc 4 of punch holder 2 form independent circular cavity together.
The lower clamping plate 1, the left and right fixing connecting plates 5 are of an integral type, and the upper clamping plate 2, the left and right fixing connecting plates 5 are of an integral cross-shaped structure.
The arc-shaped grooves 4 extend from both ends of the lower clamping plate 1 and the upper clamping plate 2.
The interval between the arc-shaped grooves 4 is less than the width of 2 arc-shaped grooves.
The upper and lower clamping plate connecting pieces adopt bolts and nuts.
The utility model discloses during the suspension bridge main push-towing rope is under construction to the spinning method, tractive when with many steel wires, with the fixing-line device comparison of single steel wire tractive design on the current market, can satisfy the in-service use needs.
The wire clamping device adopts the design of parallel arc-shaped grooves, the convenience and the firmness of mounting and dismounting are considered in the design process of the wire clamping device, the damage to the steel wire 3 is reduced, and the design scheme of bolts and clamping plates is adopted.
The ejector pin passes behind the screwed pipe of tensioning anchor block and pushes up the major structure at the steel pipe inner stroke strand former of strand shaping block, and 3 ropes of steel wire 3 rope subassemblies are walked around strand steel wire 3 and are passed the U-shaped groove of strand shaping block and tensioning anchor block, and the steel sleeve anchor is hung on the U-shaped groove of tensioning anchor block, and the bolt and the nut on installation tensioning anchor block and the strand shaping block are spacing to 3 rope subassemblies strokes of steel wire. The circular plastic shape of 3 rope of steel wire 3 rope subassemblies and the circular arc groove stroke of strand shaping piece to strand steel wire 3, the horizontal pole steel pipe of rotatory ejector pin, under the screw side effect of the screwed pipe of threaded rod and tensioning anchor block, the strand shaping piece is advanced in the threaded rod top, and the curb plate circular arc groove of 3 rope of steel wire and strand shaping piece carries out circular plastic fastening to main cable strand gradually, carries out the ligature after the circular strand that satisfies the porosity requirement is become to the plastic.
When a main cable of a suspension bridge is constructed by a spinning method, a single cable strand is erected back and forth by a steel wire 3, the cable strand is loose after erection is completed, and in order to realize accurate control of the sag of the main cable, the loose cable strand steel wire 3 needs to be shaped into a round cable strand meeting the requirements.
Claims (7)
1. A steel wire sequencing plate for construction of a suspension bridge main cable by a spinning method is characterized in that: the clamping device at least comprises a lower clamping plate (1), an upper clamping plate (2) and an upper clamping plate connecting piece, wherein the lower clamping plate (1) and the upper clamping plate (2) are connected through the upper clamping plate connecting piece and the lower clamping plate connecting piece, arc-shaped grooves (4) which are arranged side by side at the same intervals are formed in the lower clamping plate (1) and the upper clamping plate (2), and after the lower clamping plate (1) and the upper clamping plate (2) are combined and fixed up and down, the arc-shaped grooves (4) of the lower clamping plate (1) and the arc-shaped grooves (4) of the upper clamping plate (2) form an independent circular cavity together.
2. The suspension bridge main cable spinning construction steel wire sequencing plate of claim 1, which is characterized in that: lower plate (1) and punch holder (2) have the same structure, have fixed connection board (5) about lower plate (1) and punch holder (2), have erection joint hole (6) on fixed connection board (5), the punch holder connecting piece passes erection joint hole (6) and fixes lower plate (1) and punch holder (2).
3. The suspension bridge main cable spinning construction steel wire sequencing plate of claim 1, which is characterized in that: the lower clamping plate (1) and the left and right fixed connecting plates (5) are of an integral type, and the upper clamping plate (2) and the left and right fixed connecting plates (5) are of an integral T-shaped structure.
4. The suspension bridge main cable spinning construction steel wire sequencing plate of claim 1, which is characterized in that: the lower clamping plate (1) and the left and right fixed connecting plates (5) are integrated, and the upper clamping plate (2) and the left and right fixed connecting plates (5) are integrated into a cross-shaped structure.
5. The suspension bridge main cable spinning construction steel wire sequencing plate of claim 1, which is characterized in that: the arc-shaped groove (4) extends from two ends of the lower clamping plate (1) and the upper clamping plate (2).
6. The suspension bridge main cable spinning construction steel wire sequencing plate of claim 1, which is characterized in that: the interval between the arc-shaped grooves (4) is less than the width of 2 arc-shaped grooves.
7. The suspension bridge main cable spinning construction steel wire sequencing plate of claim 1, which is characterized in that: the upper and lower clamping plate connecting pieces adopt bolts and nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022023517.6U CN213740595U (en) | 2020-09-16 | 2020-09-16 | Steel wire sequencing plate for construction of main cable of suspension bridge by spinning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022023517.6U CN213740595U (en) | 2020-09-16 | 2020-09-16 | Steel wire sequencing plate for construction of main cable of suspension bridge by spinning method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213740595U true CN213740595U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022023517.6U Active CN213740595U (en) | 2020-09-16 | 2020-09-16 | Steel wire sequencing plate for construction of main cable of suspension bridge by spinning method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213740595U (en) |
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2020
- 2020-09-16 CN CN202022023517.6U patent/CN213740595U/en active Active
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