CN220934747U - Electric power tightener - Google Patents
Electric power tightener Download PDFInfo
- Publication number
- CN220934747U CN220934747U CN202320781001.9U CN202320781001U CN220934747U CN 220934747 U CN220934747 U CN 220934747U CN 202320781001 U CN202320781001 U CN 202320781001U CN 220934747 U CN220934747 U CN 220934747U
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- Prior art keywords
- wire
- worm
- collecting cylinder
- tightener
- fixed seat
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- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 238000004804 winding Methods 0.000 claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims description 11
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 30
- 229910000831 Steel Inorganic materials 0.000 abstract description 15
- 229910052742 iron Inorganic materials 0.000 abstract description 15
- 239000010959 steel Substances 0.000 abstract description 15
- 230000002457 bidirectional effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model provides an electric wire tightener, which comprises a fixed seat, a wire collecting cylinder and a wire rod, wherein the wire collecting cylinder and the wire rod are arranged on the fixed seat, and a transmission structure for driving the wire collecting cylinder to rotate is arranged between the wire collecting cylinder and the wire rod; the transmission structure comprises a base which is in threaded connection with the inner side wall of the fixed seat, a worm is rotatably arranged on the inner side of the base, and the worm is in meshed transmission with a worm wheel arranged on the winding drum; the ratchet wheel structure is changed into a worm and gear transmission structure, so that the transmission structure of the tightener is converted into a bidirectional continuous motion mechanism by the unidirectional intermittent motion mechanism, and in the tightening process of the steel wire rope or the galvanized iron wire, if the situation that the tension of the steel wire rope or the galvanized iron wire is overlarge due to excessive tensioning occurs, the transmission structure can be reversed according to the tensioning force, the steel wire rope or the galvanized iron wire can be loosened, and the situation that the tension deformation of the steel wire rope or the galvanized iron wire is caused due to overlarge tensioning is avoided.
Description
Technical Field
The utility model relates to the technical field of electric power, in particular to an electric power tightener.
Background
The wire tightener is used for tightening wires in overhead line laying construction, when in use, firstly, a steel wire rope or a galvanized iron wire on the wire tightener is loosened and fixed on a cross arm, the wires are clamped by a wire clamping pliers, then a special wrench is pulled, due to the anti-reversion effect of a pawl, the steel wire rope or the galvanized iron wire is gradually wound on a ratchet wheel roller, the wires are tightened, the tightened wires are fixed on an insulator, then the pawl is loosened, the steel wire rope or the galvanized iron wire is loosened, then the wire clamping pliers are loosened, and finally the steel wire rope or the galvanized iron wire is wound on the ratchet wheel roller.
The existing ratchet wheel wire tightening structure is a unidirectional intermittent motion mechanism, can only perform unidirectional wire tightening operation, and can not be turned and loosened according to the wire tightening tension of a steel wire rope or a galvanized iron wire if the tension of the steel wire rope or the galvanized iron wire is overlarge, so that the use limitation exists.
Disclosure of utility model
The utility model aims at overcoming the defects of the prior art, and provides an electric wire tightener, which comprises a fixed seat, a wire collecting cylinder and a wire rod, wherein the wire collecting cylinder and the wire rod are arranged on the fixed seat, and a transmission structure for driving the wire collecting cylinder to rotate is arranged between the wire collecting cylinder and the wire rod;
The transmission structure comprises a base which is in threaded connection with the inner side wall of the fixed seat, a worm is rotatably arranged on the inner side of the base, and the worm is in meshed transmission with a worm wheel arranged on the winding drum.
Preferably, the fixing seat is configured into a U-shaped structure, and a plurality of screw holes are formed in the fixing seat.
Preferably, the wire winding cylinder comprises a spool fixed on the fixed seat and wire blocking disks arranged at two ends of the spool, and the worm wheel is arranged on one of the wire blocking disks so that the spool can be driven to rotate by the worm.
Preferably, a wire clamp is fixedly connected to the other wire blocking disc in a threaded manner, and the wire clamp is configured into a shape like a Chinese character 'zhi' and made of elastic materials, so that the wire harness can be clamped in the wire clamp.
Preferably, the wire clip comprises a metal alloy material and an elastic plastic material.
Preferably, another wire blocking disc is provided with a notch, and the notch is configured into a U-shaped structure.
Preferably, the top end of the worm is fixedly connected with a connecting rod in a threaded manner, the end part of the connecting rod is fixedly connected with a rocking handle in a threaded manner, and the rocking handle is vertically arranged on the connecting rod and is combined with the connecting rod to form an L shape.
Compared with the prior art, the utility model has the advantages that:
The ratchet wheel structure is changed into a worm and gear transmission structure, so that the transmission structure of the tightener is converted into a bidirectional continuous motion mechanism by the unidirectional intermittent motion mechanism, and in the tightening process of the steel wire rope or the galvanized iron wire, if the situation that the tension of the steel wire rope or the galvanized iron wire is overlarge due to excessive tensioning occurs, the transmission structure can be reversed according to the tensioning force, the steel wire rope or the galvanized iron wire can be loosened, and the situation that the tension deformation of the steel wire rope or the galvanized iron wire is caused due to overlarge tensioning is avoided.
Drawings
The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the utility model will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is an isometric view of an electrical tensioner according to an embodiment of the present utility model;
FIG. 2 is an isometric view of a take-up drum and scroll drive arrangement according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a front view of an electrical power tensioner according to an embodiment of the present utility model;
fig. 4 is a schematic top view of an electric power tightener according to an embodiment of the present utility model.
In the figure, 10, a fixing seat; 20. a wire winding cylinder; 21. a spool; 22. a wire blocking disc; 23. a worm wheel; 24. a wire clamp; 25. a groove is formed; 30. a wire rod; 40. a transmission structure; 41. a base; 42. a worm; 43. a worm wheel; 51. a connecting rod; 52. a rocking handle.
Detailed Description
For a better understanding of the technical content of the present utility model, specific examples are set forth below, along with the accompanying drawings.
Aspects of the utility model are described in this disclosure with reference to the drawings, in which are shown a number of illustrative embodiments. The embodiments of the present disclosure are not necessarily intended to include all aspects of the utility model. It should be understood that the various concepts and embodiments described above, as well as those described in more detail below, may be implemented in any of a number of ways as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the disclosure may be used alone or in any suitable combination with other aspects of the disclosure.
The utility model discloses an electric wire stretcher, which aims to solve the problems that in the prior art, the wire stretcher adopts a ratchet transmission mechanism, a ratchet and a pawl are matched to perform unidirectional stepping motion, only unidirectional intermittent motion can be realized, the working mode of the wire stretcher is limited, and when a wire harness (including but not limited to a steel wire rope or a galvanized iron wire) is contracted and too tightly deformed due to tension, the wire harness cannot be timely rotated and loosened, and the wire harness is tensioned and damaged. According to the utility model, the ratchet transmission mechanism is changed into the worm and gear transmission mechanism by changing the working mode of the wire tightener, so that the unidirectional intermittent motion is converted into the bidirectional continuous motion, on one hand, the wire tightener is easier to operate, and on the other hand, when the tension of the wire harness is overlarge, the wire harness can be rotated according to the tension degree of the wire harness to adjust the tension degree of the wire harness, so that the wire harness cannot be deformed and damaged due to the overlarge tension.
Referring to fig. 1-4, an electric wire tightener comprises a fixed seat 10, a wire winding drum 20 and a wire rod 30 which are arranged on the fixed seat 10, wherein a transmission structure 40 for driving the wire winding drum 20 to rotate is arranged between the wire winding drum 20 and the wire rod 30;
The transmission structure 40 includes a base 41 screwed on the inner side wall of the fixing base 10, a worm 42 is rotatably installed on the inner side of the base 41, and the worm 42 is meshed with a worm wheel 43 installed on the winding drum 20 for transmission.
Further, the fixing base 10 is configured into a "U" structure, and a plurality of screw holes are formed thereon for installing the fixing base 10 body or the winding drum 20, the wire guide rod 30 and the transmission structure 40, and optionally, the fixing base 10 may be made of metal alloy.
Further, the wire winding drum 20 comprises a spool 21 fixed on the fixed seat 10 and wire blocking discs 22 respectively arranged at two ends of the spool 21, the wire blocking discs 22 can play a limiting role to prevent the wire harness from loosening and sliding off from the spool 21, and a worm wheel 43 is arranged on one of the wire blocking discs 22 so that the spool 21 can be driven to rotate by a worm 42; the worm wheel 43 is arranged on the wire baffle disc 22 close to the worm 42, the worm 42 is meshed with the worm wheel 43 for transmission, and when the worm 42 is operated to rotate, the worm wheel 43 can be driven to rotate, so that the wire baffle disc 22 fixedly connected with the worm wheel 43 is driven to rotate, and the spool 21 fixedly connected with the wire baffle disc 22 is driven to rotate, so that the rotation winding of the spool 21 is realized.
Optionally, the turbine 42 may be detachably connected to the wire baffle disc 22 and the wire baffle disc 22 may be detachably connected to the spool 21, for example, by a threaded connection, so that the assembly, disassembly and replacement of the single component at a later stage are facilitated.
Further, a wire clamp 24 is screwed and fixed on the other wire guard 22, and the wire clamp 24 is configured in a shape of a 3 and is made of elastic materials, so that the wire harness can be clamped in the wire clamp 24. Optionally, the wire clip 24 includes a metal alloy material and an elastic plastic material, and is used for clamping the wire harness, so that the end of the wire harness can be fixed on the wire coil, and the wire detachment and wire disorder are not easy to occur.
Further, another wire baffle disc 22 is provided with a notch 25, and the notch 25 is configured into a U-shaped structure; the wire clamping device is used for clamping wires and positioning, and the winding stability of the wire harness is improved.
Specifically, as shown in fig. 3, the end of the wire harness a is first threaded through the wire clip 24, then stretched in the direction of the notch 25, then snapped into the notch 25, and stretched in the direction of the spool 21, and wound around the spool 21 clockwise or counterclockwise.
Further, a connecting rod 51 is fixedly connected with the top end of the worm 42 in a threaded manner, a rocking handle 52 is fixedly connected with the end of the connecting rod 51 in a threaded manner, the rocking handle 52 is vertically arranged on the connecting rod 51, and the rocking handle is combined with the connecting rod 51 to form an L shape; facilitating manipulation of the rotation of the worm 42.
While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Those skilled in the art will appreciate that various modifications and adaptations can be made without departing from the spirit and scope of the present utility model. Accordingly, the scope of the utility model is defined by the appended claims.
Claims (6)
1. The electric wire tightener is characterized by comprising a fixed seat (10), a wire collecting cylinder (20) and a wire rod (30), wherein the wire collecting cylinder (20) and the wire rod (30) are arranged on the fixed seat (10), and a transmission structure (40) for driving the wire collecting cylinder (20) to rotate is further arranged between the wire collecting cylinder (20) and the wire rod (30);
The transmission structure (40) comprises a base (41) which is in threaded connection with the inner side wall of the fixed seat (10), a worm (42) is rotatably arranged on the inner side of the base (41), and the worm (42) is in meshed transmission with a worm wheel (43) arranged on the winding drum (20);
The winding drum (20) comprises a spool (21) fixed on the fixed seat (10) and wire blocking discs (22) which are respectively arranged at two ends of the spool (21), and the worm wheel (43) is arranged on one of the wire blocking discs (22) so that the spool (21) can be driven to rotate by the worm (42).
2. The electric tightener according to claim 1, characterized in that the fixing seat (10) is configured in a "U" shape structure, on which a plurality of screw holes are made.
3. An electric tightener according to claim 1, characterized in that a wire clamp (24) is screwed onto the other wire blocking disc (22), the wire clamp (24) being configured in a "3" shape and being made of elastic material, so that the wire harness can be clamped in the wire clamp (24).
4. A power tightener according to claim 3, characterized in that the clamps (24) comprise a metal alloy material and a resilient plastic material.
5. A power tightener according to claim 3, characterized in that the other wire coil (22) is provided with a slot (25), said slot (25) being configured in a "U" shape.
6. The electric tightener according to claim 1, characterized in that a connecting rod (51) is fixedly connected to the top end of the worm (42) in a threaded manner, a rocking handle (52) is fixedly connected to the end of the connecting rod (51) in a threaded manner, the rocking handle (52) is vertically installed on the connecting rod (51), and the rocking handle is combined with the connecting rod (51) to form an L shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320781001.9U CN220934747U (en) | 2023-04-11 | 2023-04-11 | Electric power tightener |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320781001.9U CN220934747U (en) | 2023-04-11 | 2023-04-11 | Electric power tightener |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220934747U true CN220934747U (en) | 2024-05-10 |
Family
ID=90962967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320781001.9U Active CN220934747U (en) | 2023-04-11 | 2023-04-11 | Electric power tightener |
Country Status (1)
Country | Link |
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CN (1) | CN220934747U (en) |
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2023
- 2023-04-11 CN CN202320781001.9U patent/CN220934747U/en active Active
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