CN214573403U - Suspension bridge main push-towing rope strand hoist device - Google Patents
Suspension bridge main push-towing rope strand hoist device Download PDFInfo
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- CN214573403U CN214573403U CN202023129929.4U CN202023129929U CN214573403U CN 214573403 U CN214573403 U CN 214573403U CN 202023129929 U CN202023129929 U CN 202023129929U CN 214573403 U CN214573403 U CN 214573403U
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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 hoist device is provided, including the arc bracket, install the lug on the arc bracket, evenly install the strand mounting on the arc bracket. The utility model provides a this kind of suspension bridge main push-towing rope strand hoist device adopts the fixed strand of arc bracket, and the strand radius of bending of increase hoist and mount in-process reduces the bulging silk. A plurality of buckles are arranged between the arc-shaped bracket and the cable strands, the buckles are folded by an upper half and a lower half, the inner contour of each buckle is matched with the outer contour of the main cable strand, and the cable strand is prevented from being twisted. The cable strand positioning groove is installed on the outer side of the arc-shaped bracket, and the cross section of the positioning groove is matched with the cable strand, so that the cable strand is prevented from being twisted.
Description
Technical Field
The utility model belongs to the technical field of suspension bridge main push-towing rope construction, concretely relates to suspension bridge main push-towing rope strand hoist device.
Background
The main cable of the domestic suspension bridge mainly adopts prefabricated parallel steel wire strands (PPWS), a single main cable consists of a plurality of parallel steel wires, a single cable consists of a plurality of parallel steel wires, and anchor heads are poured at two ends of the cable by adopting low-temperature alloy. The construction is carried out by adopting a reciprocating traction system, a hoisting device is required to hoist the cable strand anchor head 3 in the construction process, a fiber hanging strip is usually adopted for hoisting, and the common construction quality problems of main cables such as cable strand torsion, wire bulging and the like are inevitably generated in the hoisting process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a suspension bridge main push-towing rope strand hoist device overcomes the above-mentioned technical problem who exists among the prior art.
Therefore, the utility model provides a technical scheme as follows:
the utility model provides a suspension bridge main push-towing rope strand hoist device, includes the arc bracket, install the lug on the arc bracket, evenly install the strand mounting on the arc bracket.
The bracket web member has been set firmly between the both ends of arc bracket, be equipped with the bracing between arc bracket and the bracket web member, the bracing sets up along arc bracket central symmetry.
The cable strand positioning groove is formed in the arc-shaped bracket and arranged along the whole length direction of the arc-shaped bracket.
The cable strand fixing part is a buckle, the buckle comprises a buckle upper half part and a buckle lower half part, the buckle lower half part is fixedly arranged on the arc-shaped bracket, the buckle upper half part is connected with the buckle lower half part through a bolt, and a cable strand channel is formed between the buckle upper half part and the buckle lower half part.
The radius of the arc-shaped bracket is at least 20 times of the diameter of the cable strand.
The central angle of the arc-shaped bracket is 120-180 degrees.
The lifting lugs are two and are respectively and symmetrically arranged on two sides of the central shaft of the arc-shaped bracket.
The utility model has the advantages that:
the utility model provides a this kind of suspension bridge main push-towing rope strand hoist device adopts the fixed strand of arc bracket, and the strand radius of bending of increase hoist and mount in-process reduces the bulging silk.
A plurality of buckles are arranged between the arc-shaped bracket and the cable strands, the buckles are folded by an upper half and a lower half, the inner contour of each buckle is matched with the outer contour of the main cable strand, and the cable strand is prevented from being twisted.
The cable strand positioning groove is installed on the outer side of the arc-shaped bracket, and the cross section of the positioning groove is matched with the cable strand, so that the cable strand is prevented from being twisted.
In order to make the above and other objects of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the clip;
FIG. 3 is a cross-sectional view of a strand positioning slot;
fig. 4 is a schematic view of the present invention in use.
In the figure:
description of reference numerals:
1. a hook; 2. hoisting the hanging strip; 3. a cable anchor head; 4. a cable tray; 5. bracing; 6. lifting lugs; 7. an arc bracket; 8. a carrier web member; 9. buckling; 10. a strand positioning slot; 9-1, buckling the upper half part; 9-2 and a lower half part of a buckle.
Detailed Description
The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein.
It should be noted that, in the utility model, the upper, lower, left and right in the drawing are regarded as the upper, lower, left and right of suspension bridge main cable strand hoist device in this specification.
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, which, however, may be embodied in many different forms and are not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the invention to those skilled in the art. The terminology used in the exemplary embodiments presented in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.
Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
Example 1:
the embodiment provides a suspension bridge main push-towing rope strand hoist device, including arc bracket 7, install lug 6 on the arc bracket 7, evenly install the strand mounting on the arc bracket 7.
The principle of the device is as follows:
the arc-shaped bracket 7 is adopted to fix the cable strand, the bending radius of the cable strand in the hoisting process is increased, and wire bulging is reduced.
Specifically, the working process or the application process of the suspension bridge main cable strand hoisting sling device provided by the embodiment is as follows:
place the strand on arc bracket 7, fix the strand on arc bracket 7 through the strand mounting, keep the shape of strand, later hook the hoist and mount suspender 2 of being connected with lug 6 through lifting hook 1 of hoisting equipment, realize the hoist and mount to the strand, avoid strand bulging.
Example 2:
on the basis of embodiment 1, this embodiment provides a suspension bridge main push-towing rope strand hoist device, bracket web member 8 has set firmly between the both ends of arc bracket 7, be equipped with bracing 5 between arc bracket 7 and the bracket web member 8, bracing 5 sets up along arc bracket 7 centrosymmetric.
The strength of the arc-shaped bracket 7 is increased by the bracket web members 8 and the diagonal braces 5.
Example 3:
on the basis of embodiment 1 or 2, this embodiment provides a suspension bridge main push-towing rope hoist device, be equipped with strand constant head tank 10 on the arc bracket 7, strand constant head tank 10 sets up along the whole length direction of arc bracket 7.
By providing the strand positioning slot 10 on the arc-shaped bracket 7, the strand can be prevented from twisting because the positioning slot cross-section is matched with the strand. As shown in fig. 3.
Example 4:
on the basis of embodiment 1 or 2 or 3, the embodiment provides a suspension bridge main cable hoisting sling device, the cable fixing part is a buckle 9, the buckle 9 comprises a buckle upper half part 9-1 and a buckle lower half part 9-2, the buckle lower half part 9-2 is fixedly arranged on the arc-shaped bracket 7, the buckle upper half part 9-1 is connected with the buckle lower half part 9-2 through a bolt, and a cable channel is formed between the buckle upper half part 9-1 and the buckle lower half part 9-2.
A plurality of buckles 9 are arranged between the arc-shaped bracket 7 and the cable strands, and the buckles 9 are evenly arranged on the arc-shaped bracket 7. As shown in figure 2, the buckle 9 is involuted by upper and lower halves, and the inner contour of the buckle 9 is inosculated with the outer contour of the main cable strand, so that the strand torsion is avoided.
Example 5:
on the basis of the embodiment 1 or 2 or 3 or 4, the embodiment provides a suspension bridge main cable strand hoisting sling device, and the radius of the arc-shaped bracket 7 is at least 20 times of the diameter of the cable strand.
According to the actual use effect, 20 times of the diameter of the cable strand and more than the diameter of the cable strand are taken from the radius of the arc-shaped bracket 7, and wire bulging can be effectively avoided.
Example 6:
on the basis of the embodiment 1, 2, 3, 4 or 5, the embodiment provides a suspension bridge main cable strand hoisting hanger device, and the central angle of the arc-shaped bracket 7 is 120-180 degrees.
The central angle of the arc-shaped bracket 7 can reach the use requirement within 120-180 degrees. When the central angle is less than 120 degrees, the bending radius of the cable strand in the hoisting process cannot be met. The two ends of the cable are respectively provided with a cable anchor head 3 and a cable disc 4, and when the central angle is larger than 180 degrees, the cable anchor head sags under the action of gravity, so that the cable cannot be supported and shaped.
Example 7:
on the basis of the embodiment 1, 2, 3, 4, 5 or 6, the embodiment provides a suspension bridge main cable strand hoisting hanger device, and the two lifting lugs 6 are respectively and symmetrically arranged on two sides of the central axis of the arc-shaped bracket 7.
The lifting lugs 6 are symmetrically arranged, so that the stress is uniform in the lifting process, and the horizontal torsion is avoided.
Example 8:
on the basis of embodiment 1, the present embodiment provides a suspension bridge main cable strand hoisting spreader device, which includes an arc-shaped bracket 7, a lifting lug 6 and a strand fixing piece. As shown in fig. 1.
Wherein, the two lifting lugs 6 are respectively and symmetrically arranged at two sides of the central shaft of the arc-shaped bracket 7; the cable fixing parts are a plurality of and are uniformly arranged along the length direction of the arc-shaped bracket 7. A bracket web member 8 is fixedly arranged between the two ends of the arc-shaped bracket 7, an inclined strut 5 is arranged between the arc-shaped bracket 7 and the bracket web member 8, and the inclined strut 5 is arranged along the central symmetry of the arc-shaped bracket 7. The bracket web member 8 and the diagonal brace 5 are used for increasing the strength of the arc-shaped carriage.
The arc-shaped bracket 7 is provided with a strand positioning groove 10, and the strand positioning groove 10 is arranged along the whole length direction of the arc-shaped bracket 7. As shown in fig. 1. The cable fixing piece is a buckle 9 and comprises an upper buckle half part 9-1 and a lower buckle half part 9-2, the lower buckle half part 9-2 is fixedly arranged on the arc-shaped bracket 7, the upper buckle half part 9-1 is connected with the lower buckle half part 9-2 through a bolt, and a cable channel is formed between the upper buckle half part 9-1 and the lower buckle half part 9-2. The bottom of the strand passageway is flush with the bottom of the strand positioning slot 10.
In the present embodiment, the central angle of the arc bracket 7 is 120 ° -180 °, and the radius of the arc bracket 7 is 20 times the diameter of the strand.
The use process is as shown in fig. 4, place the strand on arc bracket 7, pass each buckle 9 in proper order and fix, fix the strand in the strand constant head tank 10 of arc bracket 7, later hook the hoist and mount suspender 2 of being connected with lug 6 through lifting hook 1 of hoisting equipment, realize the hoist and mount to the strand, avoid the strand to drum the silk and twist reverse.
It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.
Claims (7)
1. The utility model provides a suspension bridge main push-towing rope strand hoist device which characterized in that: the cable support is characterized by comprising an arc-shaped bracket (7), wherein lifting lugs (6) are installed on the arc-shaped bracket (7), and cable strand fixing pieces are evenly installed on the arc-shaped bracket (7).
2. The suspension bridge main cable strand hoisting sling device according to claim 1, characterized in that: the bracket is characterized in that a bracket web member (8) is fixedly arranged between two ends of the arc-shaped bracket (7), an inclined strut (5) is arranged between the arc-shaped bracket (7) and the bracket web member (8), and the inclined strut (5) is arranged along the central symmetry of the arc-shaped bracket (7).
3. The suspension bridge main cable strand hoisting sling device according to claim 1, characterized in that: be equipped with strand constant head tank (10) on arc bracket (7), strand constant head tank (10) set up along the whole length direction of arc bracket (7).
4. The suspension bridge main cable strand hoisting sling device according to claim 1, characterized in that: the cable strand fixing piece is a buckle (9), the buckle (9) comprises a buckle upper half portion (9-1) and a buckle lower half portion (9-2), the buckle lower half portion (9-2) is fixedly arranged on the arc-shaped bracket (7), the buckle upper half portion (9-1) is connected with the buckle lower half portion (9-2) through a bolt, and a cable strand channel is formed between the buckle upper half portion (9-1) and the buckle lower half portion (9-2).
5. The suspension bridge main cable strand hoisting sling device according to claim 1, characterized in that: the radius of the arc-shaped bracket (7) is at least 20 times of the diameter of the cable strand.
6. The suspension bridge main cable strand hoisting sling device according to claim 1, characterized in that: the central angle of the arc-shaped bracket (7) is 120-180 degrees.
7. The suspension bridge main cable strand hoisting sling device according to claim 1, characterized in that: the two lifting lugs (6) are respectively and symmetrically arranged on two sides of the central shaft of the arc-shaped bracket (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023129929.4U CN214573403U (en) | 2020-12-23 | 2020-12-23 | Suspension bridge main push-towing rope strand hoist device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023129929.4U CN214573403U (en) | 2020-12-23 | 2020-12-23 | Suspension bridge main push-towing rope strand hoist device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214573403U true CN214573403U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023129929.4U Active CN214573403U (en) | 2020-12-23 | 2020-12-23 | Suspension bridge main push-towing rope strand hoist device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214573403U (en) |
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2020
- 2020-12-23 CN CN202023129929.4U patent/CN214573403U/en active Active
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