CN107465146B - Combined wire tightening tool for tightening wire of line conductor - Google Patents
Combined wire tightening tool for tightening wire of line conductor Download PDFInfo
- Publication number
- CN107465146B CN107465146B CN201710811932.8A CN201710811932A CN107465146B CN 107465146 B CN107465146 B CN 107465146B CN 201710811932 A CN201710811932 A CN 201710811932A CN 107465146 B CN107465146 B CN 107465146B
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- Prior art keywords
- stringing
- tool
- wire
- tightening
- bottom plate
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- 239000004020 conductor Substances 0.000 title claims abstract description 21
- 238000005096 rolling process Methods 0.000 claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
Classifications
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
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- Ropes Or Cables (AREA)
Abstract
The invention discloses a combined wire tightening tool for tightening a line conductor, relates to installation and maintenance equipment of an overhead line or a cable, and aims to solve the problems that the existing wire tightener is not firm in connection, so that the wire tightening efficiency is low and the conductor is damaged. The rope wheel comprises a bottom plate and a hoop arranged on the bottom plate, wherein a rope wheel and an outer protection cover with an inverted U-shaped cross section are arranged on the bottom plate, a rotating shaft of the rope wheel extends out of the outer protection cover and is driven by a rotating disc, three edges of the tail part of the outer protection cover are provided with rolling shafts, the rolling shafts are externally provided with rolling drums, the tail part of the outer protection cover on the bottom plate is provided with the rolling shafts, the rolling shafts are externally provided with the rolling drums, a traction rope is arranged on the rope wheel, and the traction rope extends out of the outer protection cover. The invention is used for tightening the high-altitude line conductor, can reduce the damage to the cable and has high tightening efficiency.
Description
Technical Field
The invention relates to installation and maintenance equipment of an overhead line or a cable, in particular to a combined stringing tool for stringing a line conductor.
Background
The power transmission line that is located overhead line because it has certain span, and the power transmission line often can be not hard up because of reasons such as self gravity and expend with heat and contract with cold, when the length of power transmission line exceeded the regulation, need carry out the tightwire to not hard up power transmission line. Of course, when erecting the power transmission line, the power transmission line also needs to be tightened.
In the prior art, the frequently used stringing tools mainly have two types: the stringing tool disclosed in the patent publication No. CN103594976A comprises a ball head ball clamping device for connecting a circuit wire, a second stringing pulley, a fixed pulley and a first stringing pulley which are fixed on a tower, and a winching machine arranged on the ground, wherein an operator stands on the ground to perform stringing operation; as another example, a wire grip disclosed in publication No. CN103487910A includes two hooks, a wrench, and a rope pulley, where one of the hooks is used to fix the wire grip on a tower, and the other hook is connected to a wire through a strain clamp.
Disclosure of Invention
in order to solve the problems, the invention provides a combined wire tightening tool for tightening a line conductor, which can solve the problem of damage to the conductor in the wire tightening process while ensuring firm connection with the conductor, and has the advantages of simple structure and high wire tightening efficiency.
The rope wheel comprises a bottom plate and a hoop arranged on the bottom plate, wherein a rope wheel and an outer protection cover with an inverted U-shaped cross section are arranged on the bottom plate, a rotating shaft of the rope wheel extends out of the outer protection cover and is driven by a rotating disc, three edges of the tail part of the outer protection cover are provided with rolling shafts, the rolling shafts are externally provided with rolling drums, the tail part of the outer protection cover on the bottom plate is provided with the rolling shafts, the rolling shafts are externally provided with the rolling drums, a traction rope is arranged on the rope wheel, and the traction rope extends out of the outer protection cover.
During the use, fix whole instrument on the shaft tower through the staple bolt, through the fixed of staple bolt, can make the tight line instrument not have the removal for the shaft tower, when tightening up the wire through the carousel drive pivot, can improve tight line efficiency by two hand operation carousel, it is more convenient to use.
Preferably, the hoop is two sections of valve hoops, one end of each of the two sections of valve hoops is hinged, and the other end of each of the two sections of valve hoops is fixed through a bolt; the two anchor ears are arranged on the bottom plate and are arranged up and down, and one valve hoop of the anchor ear is welded at the bottom of the bottom plate.
Preferably, the valve hoop is provided with two screw holes penetrating through the valve hoop, a locking rod is arranged in each screw hole, the locking rod is provided with external threads matched with the screw holes, the end part of the inner side of the locking rod is provided with an elastic pad, and the elastic pad is preferably arc-shaped. The hoop can be locked on the tower by controlling the locking rod.
furthermore, the combined wire tightening tool also comprises a wire tightening basket and a winder, wherein the wire tightening basket is arranged at the end part of the traction rope and used for fixing a line wire; the stringing basket comprises a handle and a body, the handle is used for fixing the hauling rope, an opening for the conducting wire to pass through is arranged on the periphery of the body, the opening extends to the center of the bottom of the body, a through hole which is vertical to the opening and penetrates through the bottom of the body is further formed in the bottom of the body, and the through hole is of a long strip-shaped structure.
Preferably, the winder is similar to a football shape, and a plurality of wire grooves are formed outside the winder; the bottom of the wire tightening basket body is of an oblong structure, and a traction rope fixing hole is formed in the handle.
During the use, twine the wire on the spooler, then arrange the spooler in the tight line basket, in the through-hole was arranged respectively in at the both ends of wire, when drawing close tight line basket tight line, the spooler was closely combined with tight line basket under the effort of wire.
compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, the anchor ear is used for fixing the wire tightening tool on the tower, the locking rod is arranged on the anchor ear, the elastic cushion is arranged at the end part of the locking rod, and the elastic cushion can increase the friction force between the anchor ear and the tower;
(2) The tail part of the outer protecting cover is provided with the rolling shaft and the roller, and the roller is in direct contact with the traction rope, so that the friction force between the traction rope and the bottom plate as well as between the traction rope and the outer protecting cover can be reduced, the wire tightening efficiency is improved, and the damage to the traction rope can be reduced;
(3) The invention uses the combination of the wire tightening basket and the winder to wind the wire on the winder, and the winder is tightly combined in the wire tightening basket to tighten the wire through the reverse action of the wire and the traction rope; the mode need not to use the fastener to press from both sides the wire, can furthest's reduction to the harm of wire crust.
Drawings
FIG. 1 is a schematic structural view of the present invention;
Fig. 2 is a schematic view of the hoop structure in fig. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a schematic view of the rear portion of the fender of FIG. 3;
FIG. 5 is a schematic structural view of a wire tightening basket;
FIG. 6 is a schematic view of the bottom structure of the stringing basket;
FIG. 7 is a schematic view of the bobbin winder;
Wherein, 1-a bottom plate; 2-hoop holding; 3-rope wheels; 4-outer protective cover; 5, rotating a disc; 6-a traction rope; 7-a stringing basket; 8-a winder;
201-valve hoop; 202-a locking lever; 203-an elastic pad; 401-a roller; 402-a roller; 701-a handle; 702-an ontology; 703-an opening; 704-a via; 801-wire groove.
Detailed Description
The invention is further explained below with reference to the drawings.
the invention relates to a combined wire tightening tool for tightening a line conductor, which comprises a bottom plate 1 and a hoop 2 arranged on the bottom plate 1, wherein the bottom plate 1 is provided with a rope wheel 3 and an outer protective cover 4 with an inverted U-shaped section, and a rotating shaft of the rope wheel 3 extends out of the outer protective cover 4 and is driven by a turntable 5; as shown in fig. 4, a roller 401 is arranged on three edges of the tail portion of the outer protecting cover 4, a roller 402 is arranged outside the roller 401, the roller 401 is arranged at the position of the tail portion of the outer protecting cover 4 on the bottom plate 1, the roller 402 is arranged outside the roller 401, a traction rope 6 is arranged on the rope pulley 3, the traction rope 6 extends out of the outer protecting cover 4 through the tail portion of the outer protecting cover 4, and the end portion of the traction rope 6 is detachably connected with a stringing basket 7.
As shown in fig. 2, the hoop 2 is two segments of valve hoops 201, one end of each segment of valve hoop 201 is hinged, the other end is fixed by bolts, two hoop 2 are arranged on the bottom plate 1 and arranged up and down, the hoop 2 is welded at the bottom of the bottom plate 1, and the valve hoops 201 can be welded on the bottom plate 1. The valve hoop 201 is provided with two screw holes penetrating through the valve hoop 201, a locking rod 202 is arranged in the screw holes, the locking rod 202 is provided with external threads matched with the screw holes, and the end part of the inner side of the locking rod 202 is provided with an arc-shaped elastic pad 203.
The stringing basket 7, as shown in fig. 5 and 6, includes a handle 701 and a body 702, the handle 701 is used for fixing the hauling rope 6, an opening 703 for passing a wire is provided at the periphery of the body 702, the opening 703 extends to the center of the bottom of the body 702, a through hole 704 which is perpendicular to the opening 703 and runs through the bottom of the body 702 is further provided at the bottom of the body 702, the through hole 704 is in a long strip structure, and the body 702 is in an oblong structure. The tightening basket 7 is internally provided with a winder 8, as shown in fig. 7, the winder 8 is similar to a football shape, and a wire groove 801 is arranged outside the winder 8.
during the use, at first fix staple bolt 2 on the shaft tower, make bottom plate 1 fixed as the direction shown in fig. 1, upper portion is the head in fig. 1, the lower part is the afterbody, then drag rope 6 pulls out the part from outer protecting cover 4, on the handle 701 of the fixed stringing basket 7 of drag rope 6, the wire that will tighten up twines on spooler 8, then lead-in the stringing basket 7 of wire follow opening 703 at both ends, place the both ends wire in through-hole 704 in, and place in stringing basket 7 with spooler 8, then manual carousel 5 on rotating outer protecting cover 4, tighten up drag rope 6, and further tighten up the wire, in the process of tightening up, can both hands rotate carousel 5, both hands can give the great tightening force of wire, improve the efficiency of tightening up.
Claims (10)
1. A combined wire tightening tool for tightening a line conductor is characterized by comprising a bottom plate (1) and a hoop (2) arranged on the bottom plate (1), wherein a rope pulley (3) and an outer protective cover (4) with an inverted U-shaped cross section are arranged on the bottom plate (1), a rotating shaft of the rope pulley (3) extends out of the outer protective cover (4) and is driven by a turntable (5), three edges of the tail part of the outer protective cover (4) are provided with rolling shafts (401), a roller (402) is arranged outside the rolling shafts (401), the tail part of the outer protective cover (4) on the bottom plate (1) is provided with the rolling shafts (401), the roller (402) is arranged outside the rolling shafts (401), a traction rope (6) is arranged on the rope pulley (3), and the traction rope (6) extends out of the outer protective cover (4) through the tail part of the; the combined stringing tool further comprises a stringing basket (7) arranged at the end part of the pulling rope (6) and used for fixing a line wire, and a winder (8).
2. The combined stringing tool for stringing a line conductor as claimed in claim 1, wherein the hoop (2) is a two-segment clip (201), and one end of the two-segment clip (201) is hinged and the other end is fixed by a bolt.
3. the combination stringing tool for stringing together line conductors as claimed in claim 2, characterized in that two hoops (2) are provided on the base plate (1).
4. the combination stringing tool for stringing together line conductors as claimed in claim 2, characterized in that one of the flaps (201) of the holding hoop (2) is welded to the base plate (1).
5. The combination stringing tool for stringing a line conductor as claimed in claim 2, characterized in that the clip (201) is provided with two threaded holes through the clip (201), in which the locking lever (202) is provided.
6. The combination stringing tool for stringing together line conductors as claimed in claim 5, characterized in that the inner end of the locking lever (202) is provided with a spring washer (203).
7. The combination stringing tool for stringing together line conductors as claimed in claim 6, characterized in that the elastic pad (203) is curved.
8. the combined stringing tool for stringing together line conductors as claimed in any one of claims 1 to 7, wherein the stringing basket (7) comprises a handle (701) and a body (702), the handle (701) is used for fixing the pulling rope (6), an opening (703) for passing the conductor is provided on the periphery of the body (702), the opening (703) extends to the center of the bottom of the body (702), a through hole (704) is provided on the bottom of the body (702) and is perpendicular to the opening (703), and the through hole (704) is in a strip-shaped structure.
9. The combination stringing tool for stringing together line conductors as claimed in claim 8, characterized in that the reel (8) is football-shaped, and a line groove (801) is provided outside the reel (8); the bottom of the body (702) of the wire tightening basket (7) is of an oblong structure.
10. the combination stringing tool for line conductor stringing, as claimed in claim 8, characterized in that the handle (701) is provided with a pulling rope fastening hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710811932.8A CN107465146B (en) | 2017-09-11 | 2017-09-11 | Combined wire tightening tool for tightening wire of line conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710811932.8A CN107465146B (en) | 2017-09-11 | 2017-09-11 | Combined wire tightening tool for tightening wire of line conductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107465146A CN107465146A (en) | 2017-12-12 |
| CN107465146B true CN107465146B (en) | 2019-12-10 |
Family
ID=60552194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710811932.8A Active CN107465146B (en) | 2017-09-11 | 2017-09-11 | Combined wire tightening tool for tightening wire of line conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107465146B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112909830B (en) * | 2021-01-22 | 2022-04-22 | 国网山东省电力公司曹县供电公司 | Cable tensioning device for high-altitude power construction |
| CN115411684A (en) * | 2022-09-08 | 2022-11-29 | 固力发电气有限公司 | Overhead transmission line suspension clamp |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015042036A (en) * | 2013-08-20 | 2015-03-02 | 中国電力株式会社 | Wire tensioning device for indirect hot line work |
| CN203800480U (en) * | 2014-04-15 | 2014-08-27 | 国家电网公司 | Lead replacement apparatus |
| CN104078888A (en) * | 2014-07-21 | 2014-10-01 | 国家电网公司 | Auxiliary tool for suspending conducting wire |
| CN104466797B (en) * | 2014-11-14 | 2017-09-29 | 国家电网公司 | Electric power unwrapping wire is with power line take-up device and its tenses method |
| CN104638571B (en) * | 2014-12-24 | 2018-02-16 | 国家电网公司 | Bracing wire aid |
| CN204407780U (en) * | 2014-12-26 | 2015-06-17 | 天津鼎一电气成套设备有限公司 | A kind of high voltage variable electronic box wire tensioning device |
| CN205543992U (en) * | 2016-01-22 | 2016-08-31 | 昆明瑞建送变电工程有限公司 | A bear guider that is used for cable shaft to export and follows department down |
| CN205829036U (en) * | 2016-07-18 | 2016-12-21 | 段崇祯 | A kind of communication cable sets up uses fixed clamp device |
| CN206135302U (en) * | 2016-08-20 | 2017-04-26 | 张艳雪 | Laborsaving cable turn -buckle |
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2017
- 2017-09-11 CN CN201710811932.8A patent/CN107465146B/en active Active
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| CN107465146A (en) | 2017-12-12 |
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