CN115313280A - Fastening type strain clamp for cable erection - Google Patents
Fastening type strain clamp for cable erection Download PDFInfo
- Publication number
- CN115313280A CN115313280A CN202211098954.1A CN202211098954A CN115313280A CN 115313280 A CN115313280 A CN 115313280A CN 202211098954 A CN202211098954 A CN 202211098954A CN 115313280 A CN115313280 A CN 115313280A
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- CN
- China
- Prior art keywords
- cable
- shaped frame
- fastening
- strain clamp
- block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
Abstract
The invention discloses a fastening type strain clamp for cable erection, which comprises a U-shaped frame, wherein a first compression bolt penetrates through the end part of the U-shaped frame in a rotating mode, one end, located inside the U-shaped frame, of the first compression bolt is connected with a first compression block in a rotating mode, the side wall of the U-shaped frame is connected with two symmetrically-arranged strip-shaped plates in a rotating mode through a rotating shaft, the side walls of the two strip-shaped plates are connected with a pin shaft in a rotating mode in a penetrating mode, the inner wall of the U-shaped frame is connected with a grooved pulley in a rotating mode through the rotating shaft, a tensioning adjusting mechanism is installed on the side wall of the U-shaped frame, and a fastening mechanism is movably installed inside the U-shaped frame. The invention solves the problems that after a cable is fixed by a traditional twisted strain clamp, the cable at the hanging part can be broken and the winding part of the cable can be loosened under the action of long-time wind power on cable waving.
Description
Technical Field
The invention relates to the technical field of power transmission and transformation hardware fittings, in particular to a fastening type strain clamp for erecting a cable.
Background
Compared with the prior art, the pre-twisted tension clamp disclosed in the reference 1 (No. CN102856863B; no. 2015.10.07) needs to draw out a part of cables to wind on the pre-twisted tension clamp, namely, the cables are hung and wound on a heart-shaped ring and then wound on the original cables, so that the operation is very troublesome, the number of strands of the part of cables used for hanging is greatly smaller than that of the original cables, the strength of the cables at the hanging part is greatly reduced, the cables at the hanging part are broken under the action of long-time wind power on cable waving, the wound parts of the cables are loosened, and the fastening type tension clamp for cable erection is provided.
Disclosure of Invention
The invention aims to solve the problems that after a cable is fixed by a traditional stranded tension clamp, the cable at a hanging part can be broken and the winding part of the cable can be loosened under the action of long-time wind power on the cable waving.
In order to achieve the purpose, the invention adopts the following technical scheme: a fastening type strain clamp for cable erection comprises a U-shaped frame, wherein a first compression bolt penetrates through the end part of the U-shaped frame in a rotating mode, one end, located inside the U-shaped frame, of the first compression bolt is connected with a first compression block in a rotating mode, the side wall of the U-shaped frame is connected with two symmetrically-arranged strip-shaped plates in a rotating mode through a rotating shaft, the side walls of the two strip-shaped plates are connected with a pin shaft in a rotating mode in a penetrating mode, the inner wall of the U-shaped frame is connected with a grooved pulley in a rotating mode through the rotating shaft, a tensioning adjusting mechanism is installed on the side wall of the U-shaped frame, and a fastening mechanism is movably installed inside the U-shaped frame;
the tensioning adjusting mechanism comprises a driving block;
the fastening mechanism comprises a rectangular block fixedly connected with the side wall of the driving block, a through hole and a cable fastening hole are formed in the side wall of the rectangular block, two second compression blocks are arranged in the cable fastening hole, and two second compression bolts are connected to the top of the rectangular block in a threaded mode.
Preferably, a first arc-shaped groove is formed in one side, away from the first compression bolt, of the first compression block.
Preferably, the inner wall of the grooved wheel is in sliding connection with two side walls of the first pressing block.
Preferably, the tensioning adjusting mechanism further comprises two fixing plates which are fixedly arranged on the side wall of the U-shaped frame and symmetrically arranged, the side walls of the two fixing plates are rotatably connected with lead screws in a penetrating manner, and the lead screw threads penetrate through the side wall of the driving block.
Preferably, two sliding grooves are formed in two side walls of the rectangular block, and inner walls of the two sliding grooves are in sliding connection with two side walls and an inner wall of the U-shaped frame.
Preferably, the bottom of the cable fastening hole is arranged in a semicircular arc mode, the inner walls of the two sides of the cable fastening hole are arranged vertically, and the two side walls of the second compression block are in sliding connection with the inner walls of the two sides of the cable fastening hole.
Preferably, the bottom of the second compression bolt is rotatably connected with the top of the second compression block.
Preferably, a second arc-shaped groove is formed in the bottom of the second pressing block.
Compared with the prior art, the invention has the following beneficial effects: fixing the pin shaft; the cable penetrates through the through hole, then bypasses the inner part of the grooved pulley, then returns to penetrate through the cable fastening hole, after the cable is tensioned, the second pressing bolt is rotated to enable the second pressing block to press the cable in the cable fastening hole, the screw rod is rotated to drive the driving block to move, the fastening mechanism is enabled to slide on the inner wall of the U-shaped frame, the fastening mechanism is enabled to move in the direction away from the grooved pulley, and then the cable is further tensioned; the first compression bolt is rotated to enable the first compression block to enter the inner wall of the grooved wheel, the first compression bolt is continuously rotated to enable the first compression block to compress the cable in the grooved wheel, and the cable is very convenient to operate in the process of fastening the cable by the fastening type strain clamp for erecting the cable; this cable erects with fastening type strain clamp fastens through the whole thigh to the cable, has guaranteed the strain strength of cable, and carries out two departments through the cable to in rectangle piece and the sheave and fasten for the fastening is stable.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic overall structure of the present invention;
FIG. 2 is a schematic structural view of the fastening mechanism of the present invention;
fig. 3 is a schematic view of the winding direction of the cable of the present invention.
In the figure: the device comprises a 1-U-shaped frame, 2-first compression bolts, 3-first compression blocks, 4-strip-shaped plates, 5-pin shafts, 6-grooved wheels, 7-tensioning adjusting mechanisms, 8-fastening mechanisms, 701-driving blocks, 702-fixing plates, 703-lead screws, 801-rectangular blocks, 802-through holes, 803-cable fastening holes, 804-second compression blocks and 805-second compression bolts.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure of the present invention.
Please refer to fig. 1 to 3. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms may be changed or adjusted without substantial change in the technical content.
The invention provides a technical scheme that: a fastening type strain clamp for cable erection comprises a U-shaped frame 1, wherein the end part of the U-shaped frame 1 is rotatably connected with a first compression bolt 2 in a penetrating manner, one end of the first compression bolt 2, which is positioned in the U-shaped frame 1, is rotatably connected with a first compression block 3, the side wall of the U-shaped frame 1 is rotatably connected with two strip-shaped plates 4 which are symmetrically arranged through a rotating shaft, the side walls of the two strip-shaped plates 4 are rotatably connected with a pin shaft 5 in a penetrating manner, the inner wall of the U-shaped frame 1 is rotatably connected with a grooved pulley 6 through the rotating shaft, the side wall of the U-shaped frame 1 is provided with a tensioning adjusting mechanism 7, and the inside of the U-shaped frame 1 is movably provided with a fastening mechanism 8;
the tensioning adjusting mechanism 7 comprises a driving block 701;
the fastening mechanism 8 comprises a rectangular block 801 fixedly connected with the side wall of the driving block 701, a through hole 802 and a cable fastening hole 803 are formed in the side wall of the rectangular block 801, two second pressing blocks 804 are arranged in the cable fastening hole 803, and two second pressing bolts 805 are connected to the top of the rectangular block 801 in a threaded mode.
A first arc-shaped groove is formed in one side, away from the first pressing bolt 2, of the first pressing block 3.
The inner wall of the grooved wheel 6 is in sliding connection with the two side walls of the first pressing block 3.
The tensioning adjusting mechanism 7 further comprises two fixing plates 702 which are fixedly arranged on the side walls of the U-shaped frame 1 and symmetrically arranged, the side walls of the two fixing plates 702 are rotatably connected with a lead screw 703 in a penetrating manner, and the lead screw 703 penetrates through the side wall of the driving block 701 in a threaded manner.
Two sliding grooves are formed in two side walls of the rectangular block 801, and inner walls of the two sliding grooves are in sliding connection with two side walls and inner walls of the U-shaped frame 1.
The bottom of the cable fastening hole 803 is in a semicircular arc shape, the inner walls of two sides of the cable fastening hole 803 are vertically arranged, and the two side walls of the second compression block 804 are in sliding connection with the inner walls of two sides of the cable fastening hole 803.
The bottom of the second pressing bolt 805 is rotatably connected with the top of the second pressing block 804.
A second arc-shaped groove is formed in the bottom of the second pressing block 804.
When in use, the pin shaft 5 is fixed; the cable passes through the through hole 802, then bypasses the inside of the sheave 6, then returns to pass through the cable fastening hole 803, after the cable is tensioned, the second pressing bolt 805 is rotated to enable the second pressing block 804 to press the cable in the cable fastening hole 803, the cable winding direction is schematically shown in fig. 3, the driving block 701 is driven to move by rotating the lead screw 703, the fastening mechanism 8 slides on the inner wall of the U-shaped frame 1, and the fastening mechanism 8 moves away from the sheave 6, so that the cable is further tensioned; rotating the first compression bolt 2 to enable the first compression block 3 to enter the inner wall of the grooved wheel 6, and continuing to rotate the first compression bolt 2 to enable the first compression block 3 to compress the cable in the grooved wheel 6; this cable is erect and is used fastening type strain clamp has guaranteed the strain strength of cable through fastening the whole thigh of cable, and carries out two fastening through the cable to in rectangular block 801 and the sheave 6 for the fastening is stable.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (8)
1. The utility model provides a cable erects with fastening type strain clamp, including U type frame (1), its characterized in that: the end part of the U-shaped frame (1) is rotatably connected with a first compression bolt (2) in a penetrating mode, one end, located inside the U-shaped frame (1), of the first compression bolt (2) is rotatably connected with a first compression block (3), the side wall of the U-shaped frame (1) is rotatably connected with two symmetrically-arranged strip plates (4) through a rotating shaft, the side wall of each strip plate (4) is rotatably connected with a pin shaft (5) in a penetrating mode, the inner wall of the U-shaped frame (1) is rotatably connected with a grooved pulley (6) through the rotating shaft, the side wall of the U-shaped frame (1) is provided with a tensioning adjusting mechanism (7), and the inside of the U-shaped frame (1) is movably provided with a fastening mechanism (8);
the tensioning adjusting mechanism (7) comprises a driving block (701);
the fastening mechanism (8) comprises a rectangular block (801) fixedly connected with the side wall of the driving block (701), a through hole (802) and a cable fastening hole (803) are formed in the side wall of the rectangular block (801), two second pressing blocks (804) are arranged in the cable fastening hole (803), and two second pressing bolts (805) are connected to the top of the rectangular block (801) in a threaded mode.
2. The fastening type strain clamp for cable erection according to claim 1, wherein: a first arc-shaped groove is formed in one side, away from the first pressing bolt (2), of the first pressing block (3).
3. The fastening type strain clamp for cable erection according to claim 1, wherein: the inner wall of the grooved wheel (6) is in sliding connection with the two side walls of the first pressing block (3).
4. The fastening type strain clamp for cable erection according to claim 1, wherein: the tensioning adjusting mechanism (7) further comprises two fixing plates (702) which are fixedly arranged on the side walls of the U-shaped frame (1) and symmetrically arranged, the side walls of the two fixing plates (702) are rotatably connected with a lead screw (703) in a penetrating mode, and the lead screw (703) penetrates through the side walls of the driving block (701) in a threaded mode.
5. The fastening type strain clamp for cable erection according to claim 1, wherein: two sliding grooves are formed in two side walls of the rectangular block (801), and the inner walls of the two sliding grooves are in sliding connection with the two side walls and the inner wall of the U-shaped frame (1).
6. The fastening type strain clamp for cable erection according to claim 1, wherein: the bottom of the cable fastening hole (803) is arranged in a semicircular arc mode, the inner walls of two sides of the cable fastening hole are arranged vertically, and the two side walls of the second pressing block (804) are in sliding connection with the inner walls of two sides of the cable fastening hole (803).
7. The fastening type strain clamp for cable erection according to claim 1, wherein: the bottom of the second compression bolt (805) is rotatably connected with the top of the second compression block (804).
8. The fastening type strain clamp for cable erection according to claim 1, wherein: and a second arc-shaped groove is formed in the bottom of the second pressing block (804).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211098954.1A CN115313280A (en) | 2022-09-09 | 2022-09-09 | Fastening type strain clamp for cable erection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211098954.1A CN115313280A (en) | 2022-09-09 | 2022-09-09 | Fastening type strain clamp for cable erection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115313280A true CN115313280A (en) | 2022-11-08 |
Family
ID=83865982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211098954.1A Pending CN115313280A (en) | 2022-09-09 | 2022-09-09 | Fastening type strain clamp for cable erection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115313280A (en) |
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2022
- 2022-09-09 CN CN202211098954.1A patent/CN115313280A/en active Pending
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