CN214512332U - Tensioning tool - Google Patents
Tensioning tool Download PDFInfo
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- CN214512332U CN214512332U CN202120666129.1U CN202120666129U CN214512332U CN 214512332 U CN214512332 U CN 214512332U CN 202120666129 U CN202120666129 U CN 202120666129U CN 214512332 U CN214512332 U CN 214512332U
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Abstract
The utility model provides a tensioning tool, which is used for a double-rope horizontal lifeline device and comprises a clamping component, a pushing component, a fixed head and a connecting component; clamping holes which are parallel to each other are formed in two sides of the clamping assembly, a first through hole is formed in the middle of the clamping assembly, and a flanging shaft sleeve is arranged in the first through hole; the pushing assembly comprises a screw rod, a first nut and a ratchet wrench, and the ratchet wrench is sleeved on the first nut. Tensioning tool can hang some position department and use at the arbitrary middle part of system, the inconvenient problem of tensioning when having solved the installation of the horizontal lifeline device of two ropes of long distance. Meanwhile, the structure is simple, and the processing is convenient.
Description
Technical Field
The utility model relates to an aerial working prevents weighing down technical field, particularly, relates to a tensioning instrument for horizontal lifeline device.
Background
Along with the increasing emphasis on the safety of high-altitude operation, the horizontal lifeline device is increasingly applied to the field of marginal operation of bridge crane rails and the like of industrial plants and main plants of hydropower stations.
Along with the increase of the length of the factory buildings, the length of the horizontal lifeline device for the edge falling protection also needs to be longer, and factory buildings with the length of more than 300m are also rare.
The double-rope horizontal lifeline device has higher strength and reliability, can allow more intensive workers to work intensively, and is widely adopted in many fields. There is only a small amount of adjustment due to the tensioning device inside the horizontal lifeline assembly. When the cable is installed on site, a traditional steel cable tightener is generally adopted to respectively tighten each strand of steel cable at the tail end of the system. The two steel wire ropes tensioned by the steel wire rope tensioner have different tensioning forces, and the tail end of the steel wire rope is greatly damaged. Furthermore, the use of a wire rope tensioner only at the end of a long lifeline device does not provide good tensioning.
Therefore, it is of practical interest to develop a tensioning tool suitable for use with a dual cord horizontal lifeline assembly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tensioning tool which is used for installing a double-rope horizontal lifeline device, has simple structure and can be used at any middle hanging point position of a system; the problem of the inconvenient tensioning of long distance horizontal lifeline device when installation is solved.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a tensioning tool, which is used for a double-rope horizontal lifeline device and is characterized in that the tensioning tool comprises a clamping component, a pushing component, a fixed head and a connecting component; clamping holes which are parallel to each other are formed in two sides of the clamping assembly, a first through hole is formed in the middle of the clamping assembly, and a flanging shaft sleeve is arranged in the first through hole; the pushing assembly comprises a screw rod, a first nut and a ratchet wrench, and the ratchet wrench is sleeved on the first nut.
As right the tensioning tool of the present invention is further improved, the clamping assembly comprises a first clamping plate, a second clamping plate, a flanged shaft sleeve, a bolt and a second nut.
As right the tensioning tool's further improvement, splint one, two both sides of splint are equipped with the arc-shaped groove that is parallel to each other, splint one, splint two on the arc-shaped groove constitute the centre gripping hole.
As right the tensioning tool of the present invention is further improved, a semi-circular groove is provided between the first clamping plate and the second clamping plate, and the semi-circular groove on the first clamping plate and the second clamping plate forms the first through hole.
As a further improvement of the tensioning tool of the present invention, the screw rod and the fixing head are connected and fixed through a connecting component; the end part of the screw rod is provided with an installation shaft, and the installation shaft is provided with a fourth through hole; the fixing head is provided with a second through hole and a third through hole.
As right the tensioning tool of the present invention is further improved, the first screw rod and the first nut are trapezoidal threads.
As a further improvement to the tensioning tool of the present invention, the connecting member is a quick-connect pin.
As a further improvement to the tensioning tool of the present invention, the fixing head front end structure is in the shape of a C-shaped hook.
The present application provides a tensioning tool suitable for use with a dual-cord horizontal lifeline device; the clamping assembly with the two parallel clamping holes is arranged, so that the double-strand steel wire rope can be clamped, and the deformation of the steel wire rope is reduced; through setting up screw-nut and ratchet spanner cooperation, improved the travelling comfort of operation, be convenient for be under construction.
The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.
Drawings
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic view of the engagement between the tensioning tool and the middle hanging point according to the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a tensioning tool according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a clamping assembly according to an embodiment of the present invention.
In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
List of reference numerals:
1-a clamping assembly; 2-a pushing assembly; 3-fixing the head; 4-a connecting member; 5-hanging a point in the middle; 6-steel wire rope; 11-splint one; 12-splint two; 13-turning the shaft sleeve; 14-a bolt; 15-nut two; 16-a clamping hole; 17-a first through hole; 21-a screw rod; 22-a first nut; 23-a ratchet wrench; 31-a second through hole; 32-through hole three; a 33-C type hook; 111-circular arc groove; 112-a semi-circular groove; 211-mounting shaft; 212-Via four.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, an embodiment of the present invention is shown, which is a tensioning tool for a double-rope horizontal lifeline device, and is characterized by comprising a clamping assembly 1, a pushing assembly 2, a fixing head 3 and a connecting part 4; clamping holes 16 which are parallel to each other are formed in two sides of the clamping assembly 1, a first through hole 17 is formed in the middle of the clamping assembly 1, and a flanging shaft sleeve 13 is arranged in the first through hole 17; the pushing assembly 2 comprises a screw rod 21, a first nut 22 and a ratchet wrench 23, wherein the ratchet wrench 23 is sleeved on the first nut 22.
Preferably, the clamping assembly 1 comprises a first clamping plate 11, a second clamping plate 12, a flanged shaft sleeve 13, a bolt 14 and a second nut 15.
Preferably, two sides of the first clamping plate 11 and the second clamping plate 12 are provided with arc-shaped grooves 111 which are parallel to each other, and the arc-shaped grooves 111 on the first clamping plate 11 and the second clamping plate 12 form the clamping hole 16.
Preferably, a semicircular groove 112 is formed between the first clamping plate 11 and the second clamping plate 12, and the semicircular groove 112 on the first clamping plate 11 and the second clamping plate 12 forms the first through hole 17.
Preferably, the screw rod 21 and the fixing head 3 are connected and fixed through a connecting part 4; the end part of the screw rod 21 is provided with a mounting shaft 211, and the mounting shaft 211 is provided with a through hole IV 212; the fixing head 3 is provided with a second through hole 31 and a third through hole 32.
Preferably, the screw rod 21 and the nut 22 adopt trapezoidal threads.
Preferably, the connecting part 4 is a quick-action pin.
Preferably, the front end structure of the fixing head 3 is in the shape of a C-shaped hook 33.
When two horizontal lifeline devices of rope were installed, every installation certain length after, will tensioning tool adorn, carry out the tensioning to the system. In a specific using method, as shown in fig. 1, a C-shaped hook 33 of a fixing head 3 of a tensioning tool is partially hooked on a supporting vertical plate on a middle hanging point 5; then clamping the double-strand steel wire rope 6 by using the clamping assembly 1; and the ratchet wrench 23 is pulled to screw the first nut 22 to the right side of the figure, and the first nut 22 pushes the clamping assembly 1 to move to the right side of the figure, so that the left steel wire rope is tensioned to the right side of the figure.
Compared with the prior art, tensioning tool's advantage lie in, be applicable to two horizontal lifeline devices of restricting, can hang some position department at the arbitrary middle part of system and use, the inconvenient problem of tensioning when having solved the installation of two horizontal lifeline devices of restricting of long distance. Meanwhile, the structure is simple, and the processing is convenient.
In the description of the present invention, it is to be understood that the terms "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings only for convenience of description of the present invention and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A tensioning tool is used for a double-rope horizontal lifeline device and is characterized by comprising a clamping assembly, a pushing assembly, a fixing head and a connecting component; clamping holes which are parallel to each other are formed in two sides of the clamping assembly, a first through hole is formed in the middle of the clamping assembly, and a flanging shaft sleeve is arranged in the first through hole; the pushing assembly comprises a screw rod, a first nut and a ratchet wrench, and the ratchet wrench is sleeved on the first nut.
2. The tensioning tool of claim 1, wherein the clamping assembly comprises a clamp plate one, a clamp plate two, a flanged bushing, a bolt, and a nut two.
3. The tensioning tool according to claim 2, wherein the first clamping plate and the second clamping plate are provided with arc-shaped grooves on both sides thereof, and the arc-shaped grooves on the first clamping plate and the second clamping plate form the clamping holes.
4. The tensioning tool according to claim 2, wherein a semicircular groove is formed in the middle of the first clamping plate and the second clamping plate, and the semicircular groove on the first clamping plate and the second clamping plate forms the first through hole.
5. The tensioning tool of claim 1, wherein the screw rod and the fixing head are connected and fixed by a connecting member.
6. The tensioning tool of claim 1, wherein the first lead screw and the first nut are trapezoidal threads.
7. The tensioning tool of claim 1, wherein the connecting member is a quick-release pin.
8. The tensioning tool of claim 1, wherein the anchor head nose structure is in the shape of a C-hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120666129.1U CN214512332U (en) | 2021-03-27 | 2021-03-27 | Tensioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120666129.1U CN214512332U (en) | 2021-03-27 | 2021-03-27 | Tensioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214512332U true CN214512332U (en) | 2021-10-29 |
Family
ID=78267375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120666129.1U Active CN214512332U (en) | 2021-03-27 | 2021-03-27 | Tensioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214512332U (en) |
-
2021
- 2021-03-27 CN CN202120666129.1U patent/CN214512332U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |