CN112421541A - Fixing cover for double-wire clamp - Google Patents

Fixing cover for double-wire clamp Download PDF

Info

Publication number
CN112421541A
CN112421541A CN202011031023.0A CN202011031023A CN112421541A CN 112421541 A CN112421541 A CN 112421541A CN 202011031023 A CN202011031023 A CN 202011031023A CN 112421541 A CN112421541 A CN 112421541A
Authority
CN
China
Prior art keywords
seat
clamp
chassis
clamping
lower side
Prior art date
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.)
Pending
Application number
CN202011031023.0A
Other languages
Chinese (zh)
Inventor
林德山
林家烨
姚竟成
王鹏
王发义
魏继承
刘承惠
张全生
严建邦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
Xinyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xinyang Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical Xinyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority to CN202011031023.0A priority Critical patent/CN112421541A/en
Publication of CN112421541A publication Critical patent/CN112421541A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables
    • H02G7/05Suspension arrangements or devices for electric cables or lines
    • H02G7/053Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables
    • H02G7/05Suspension arrangements or devices for electric cables or lines

Landscapes

  • Suspension Of Electric Lines Or Cables (AREA)

Abstract

The invention relates to a fixed cover for a double-wire clamp, which comprises a chassis, a cover plate and a clamping seat, wherein an insulator string is arranged above the chassis, a leading-out end at the lower side of the chassis is connected with a traction seat, a suspension wire clamp is arranged at the lower side of the traction seat, a connecting seat is arranged at the outer side of the chassis, the cover plate is arranged at the lower side of the connecting seat, a slide bar is arranged at the lower side of the cover plate, the distance between the slide, the outer side of the partial conducting wire contacted with the clamping seat is sequentially wound with an inner twisted wire, a tightening ring and an outer twisted wire, the device can provide larger clamping force for the lead, when in use, the chassis is fixed on the insulator string through the clamping shaft, the suspension clamp at the lower side of the chassis clamps the lead, the positions of the sliding rod and the sliding seat are adjusted, the clamping seat is fastened and fastened on the lead, under the combined action of the suspension clamp and the clamping seat, the accidents caused by the damage of the lead to the power transmission line can be prevented; the invention has the advantages of convenient installation, wide applicability, good clamping effect and strong protection capability.

Description

Fixing cover for double-wire clamp
Technical Field
The invention belongs to the technical field of electric power protection equipment, and particularly relates to a fixing cover for a double-wire clamp.
Background
In the erection of an extra-high voltage transmission line, in order to suppress corona discharge and reduce line reactance, a split conductor mode is usually adopted for construction, namely each phase of conductor consists of two or more conductors with smaller cross sections, the split conductor is used for increasing the diameter of the conductor, the corona is not easy to generate, the power transmission capacity is increased, and the line stability can be improved, when the transmission line passes through a strain tower, in order to keep a sufficient electrical distance between the electrified conductor and a conducting part of the strain tower, strain clamps at two sides of the strain tower are usually connected through a drainage wire, namely commonly called as a 'jumper', in order to increase the stability of the drainage wire, the drainage wire and the strain tower are usually connected through an insulator string suspension clamp, the current suspension clamp has poor tightness, the drainage wire is difficult to be completely fixed, and when the influence of natural wind or rain or snow occurs, friction is easy to occur between the drainage wire and the suspension, the drainage wire is damaged, and when the power transmission line is broken due to an accident, the suspension clamp is difficult to provide enough clamping force, so that the loss caused by the accident cannot be reduced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the fixing cover for the double-wire clamp, which is convenient to install, wide in applicability, good in clamping effect and strong in protection capability.
The purpose of the invention is realized as follows: the fixing cover for the double-wire clamp comprises a chassis, a cover plate and a clamping seat, wherein a fixing block is arranged above the chassis, an insulator string is arranged above the fixing block, a clamping plate is arranged below the fixing block, a through hole A is arranged on the upper side of the chassis, a clamping shaft is arranged inside the through hole A, through holes B are arranged on two sides of the through hole A, a leading-out end is arranged on the lower side of the chassis, a traction seat is arranged at the lower end of the leading-out end, a traction plate is arranged on the lower side of the traction seat, a suspension wire clamp is arranged below the traction plate, a hanging ring is arranged on the upper side of the suspension wire clamp, a base is arranged on the lower side of the hanging ring, a clamp is arranged on the inner side of the base, a screwing nut is arranged at the lower end of the clamp, a connecting seat is arranged on, the utility model discloses a wire drawing machine, including slide bar, clamp ring, clamp seat, clamp plate, clamp base, clamp ring inboard, the slide bar middle part be provided with the screw, the inside screw rod that is provided with of screw, the slide bar downside be provided with the slide, the slide downside be provided with and press from both sides tight seat, the tight seat upside be provided with the clamp plate, the tight seat downside be provided with the snap ring, the snap ring downside be provided with the hank page or leaf, the snap ring inboard be provided with outer hank silk, outer hank silk inboard be provided with tighten the circle, tighten circle inboard be provided with.
The upper end of the insulator string is provided with a hanging ring, and the outside of the lower side of the insulator string is provided with an equalizing ring.
The upper end and the lower end of the traction seat are respectively provided with a bolt A and a bolt B, a bolt C is arranged in the through hole B, and a bolt D is arranged in the clamping plate.
A pressing pad is arranged between the clamp and the lead, and an aluminum wrapping tape is wound on the outer side of the lead inside the base.
The upper side of the sliding rod is provided with a limiting rod, and a limiting groove is formed in the cover plate.
The screw rod both ends be provided with the spindle nose, the screw rod middle part be provided with adjusting nut, the slide bar both ends be provided with the dog.
And two ends of the outer stranded wire and the inner stranded wire are provided with bridles.
The inside of the tightening ring is provided with a bulge, and the outer surface of the tightening ring is provided with anti-skid grains.
The shapes of the lower end of the sliding rod and the inner part of the sliding seat are T-shaped, and the shapes of the inner part of the limiting groove and the end part of the limiting rod are arc-shaped.
The band material be polyethylene plastics, the lacing circle material be elastic rubber.
The invention has the beneficial effects that: the device is used for fixing two drainage wires, the upper side of the device is fixed with an insulator string, the upper end of the insulator string is connected with a strain tower, the lower side of the insulator string is provided with a chassis, two sides of the lower end of the chassis are connected with a suspension clamp through a traction seat, a clamp is arranged inside a base of the suspension clamp, a lead can be fastened by using the clamp, the outer side of the chassis is fixedly provided with a connecting seat through a bolt C, the lower side of the connecting seat is provided with a cover plate, a limiting groove is arranged inside the cover plate, a limiting rod is arranged inside the limiting groove, the lower end of the limiting rod is connected with a sliding rod, a screw rod is arranged inside the sliding rod, the rotating screw rod can drive the limiting rod to move in the limiting groove, the distance between the sliding rods is increased or shortened, the lower side of the sliding, the connecting seat is fixed on the outer side of the chassis, the distance between the sliding rods is adjusted through the adjusting nut, the clamping seat corresponds to the two wires, the sliding seat slides to a proper position, the clamping ring is fastened and fixed on the wires, the inner stranded wire, the tightening ring and the outer stranded wire are sequentially wound on the outer side of the wires, the clamping seat can improve the clamping force of the clamping seat and protect the wires, the wires can be firmly clamped through the clamping seats on the two sides of the suspension clamp, the wires and the suspension clamp are prevented from loosening, and accidents are reduced.
Drawings
Fig. 1 is a front view of a fixing cover for a double wire clamp of the present invention.
Fig. 2 is a side view of a fixing cover for a double wire clamp of the present invention.
Fig. 3 is a clamping front view of the suspension clamp of the fixing cover for the double-clamp.
Fig. 4 is a side view of the suspension clamp of the fixing cover for the double clamp of the present invention.
Fig. 5 is a sectional view showing a structure of a suspension clamp of a fixing cover for a double clamp according to the present invention.
Fig. 6 is a schematic view of the cover plate and the sliding rod of the fixing cover for the double-wire clamp.
Fig. 7 is a connecting structure of the limiting rod and the limiting groove of the fixing cover for the double-wire clamp.
FIG. 8 is a view showing the connection structure of the screw hole and the screw rod of the fixing cover for the dual wire clamp according to the present invention.
Fig. 9 is a connection structure view of the clamp holder of the fixing cover for the double wire clamp of the present invention.
Fig. 10 is a block structure diagram of the fixing cover for the double-wire clamp of the invention.
Fig. 11 is a schematic view of a connecting structure of a clamping seat and a lead of the fixing cover for the double-wire clamp.
Fig. 12 is a schematic view of the tightening ring structure of the fixing cover for the dual clip of the present invention.
In the figure: 1. the device comprises a chassis 2, a cover plate 3, a clamping seat 4, an insulator string 5, a hanging ring 6, a grading ring 7, a fixed block 8, a clamping plate 9, a traction seat 10, a suspension clamp 11, a hanging ring 12, a base 13, a lead 14, a bolt A15, a bolt B16, a clamp 17, a pressing pad 18, an aluminum belting 19, a connecting seat 20, a slide rod 21, a screw hole 22 and a screw 23, the device comprises a limiting rod 24, a limiting groove 25, an adjusting nut 26, a bolt C27, a sliding seat 28, a clamping ring 29, an outer stranded wire 30, a tightening ring 31, an inner stranded wire 32, a binding belt 33, a clamping plate 34, a hinge 35, a shaft head 36, a stop block 37, a protrusion 38, an anti-skid thread 39, a through hole A40, a through hole B41, a clamping shaft 42, a traction plate 43, a leading-out end 44, a screwing nut 45 and a bolt D.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-12, the fixing cover for a dual wire clamp comprises a chassis 1, a cover plate 2 and a clamping seat 3, wherein a fixing block 7 is arranged above the chassis 1, an insulator string 4 is arranged above the fixing block 7, a clamping plate 8 is arranged below the fixing block 7, a through hole a39 is arranged on the upper side of the chassis 1, a clamping shaft 41 is arranged inside the through hole a39, through holes B40 are arranged on two sides of the through hole a39, a leading-out end 43 is arranged on the lower side of the chassis 1, a traction seat 9 is arranged at the lower end of the leading-out end 43, a traction plate 42 is arranged on the lower side of the traction seat 9, a suspension wire clamp 10 is arranged below the traction plate 42, a hanging ring 11 is arranged on the upper side of the suspension wire clamp 10, a base 12 is arranged on the lower side of the hanging ring 11, a clamp 16 is arranged on the inner side of the base, chassis 1 outside be provided with connecting seat 19, connecting seat 19 downside be provided with cover plate 2, 2 downside of cover plate be provided with slide bar 20, slide bar 20 middle part be provided with screw 21, screw 21 inside be provided with screw rod 22, slide bar 20 downside be provided with slide 27, slide 27 downside be provided with and press from both sides tight seat 3, 3 upsides of pressing from both sides tight seat be provided with clamp plate 33, 3 downside of pressing from both sides tight seat be provided with snap ring 28, snap ring 28 downside be provided with hank page or leaf 34, snap ring 28 inboard be provided with outer hank silk 29, outer hank silk 29 inboard be provided with tighten circle 30, tighten circle 30 inboard be provided with interior hank silk 31, clamp 16 and the inside wire 13 that is provided with of interior hank silk 31.
The upper end of the insulator string 4 is provided with a hanging ring 5, and the outside of the lower side of the insulator string 4 is provided with an equalizing ring 6.
The upper end and the lower end of the traction seat 9 are respectively provided with a bolt A14 and a bolt B15, a bolt C26 is arranged in the through hole B40, and a bolt D45 is arranged in the clamping plate 33.
A pressing pad 17 is arranged between the clamp 16 and the lead 13, and an aluminum tape 18 is wound on the outer side of the lead 13 in the base 12.
The upper side of the sliding rod 20 is provided with a limiting rod 23, and the inside of the cover plate 2 is provided with a limiting groove 24.
The two ends of the screw rod 22 are provided with shaft heads 35, the middle part of the screw rod 22 is provided with an adjusting nut 25, and the two ends of the sliding rod 20 are provided with stoppers 36.
And two ends of the outer stranded wire 29 and the inner stranded wire 31 are provided with a binding band 32.
When the invention is used, the upper side of an insulator string 4 is fixed by a hanging ring 5, the outside of the lower side of the insulator string 4 is provided with a grading ring 6, the lower side of a fixing block 7 is provided with a clamping plate 8, a chassis 1 is connected with the clamping plate 8 by a clamping shaft 41, the two ends of the lower side of the chassis 1 are provided with leading-out end heads 43, the lower side of the leading-out end heads 43 is provided with a traction seat 9, the lower end of the traction seat 9 is fixed with a suspension clamp 10 by a bolt B15, the lower side of the suspension clamp 10 is provided with a base 12, the inside of the base 12 is provided with a clamp 16, the inside of the clamp 16 is provided with a pressing pad 17, a lead 13 is arranged between the pressing pad 17 and the base 12, a connecting seat 19 is fixed on the chassis 1 by a bolt C26, the two sides of the lower part of, the middle part of the screw 22 is fixedly provided with an adjusting nut 25, the limiting rod 23 can move in a limiting groove 24 by rotating the adjusting nut 25, the distance between two slide bars 20 can be changed, the lower side of the slide bar 20 is provided with a slide seat 27, the slide seat 27 can freely move along the slide bar 20, the lower side of the slide seat 27 is provided with a clamping seat 3, the lower side of the clamping seat 3 is provided with a clamping ring 28, a lead 13 is clamped in the clamping ring 28, the outer side of the lead 13 is sequentially wound with an inner stranded wire 31, a clamping ring 30 and an outer stranded wire 29, when the device is installed, the hanging ring 5 is fixed with the strain tower, then the chassis 1 is connected with the clamping plate 8, the lead 13 is placed in the suspension clamp 10, the screwing nut 44 is adjusted, the clamp 16 firmly clamps the lead 13, the pressing pad 17 has a protective effect on the lead 13, the clamp 16 can be clamped more, the position of the sliding rod 20 corresponds to the position of the lead 13, the sliding seat 27 is adjusted to a proper position, the opening of the clamping seat 3 is upward, the snap ring 28 is buckled and pressed on the outer side of the outer stranded wire 29 of the lead 13, the clamping seat 3 is fixed on the sliding seat 27 through the bolt D45, and under the simultaneous action of the suspension clamp 10 and the clamping seat 3, the tightness of the lead 13 is greatly enhanced.
Example 2
As shown in fig. 1-12, the fixing cover for a dual wire clamp comprises a chassis 1, a cover plate 2 and a clamping seat 3, wherein a fixing block 7 is arranged above the chassis 1, an insulator string 4 is arranged above the fixing block 7, a clamping plate 8 is arranged below the fixing block 7, a through hole a39 is arranged on the upper side of the chassis 1, a clamping shaft 41 is arranged inside the through hole a39, through holes B40 are arranged on two sides of the through hole a39, a leading-out end 43 is arranged on the lower side of the chassis 1, a traction seat 9 is arranged at the lower end of the leading-out end 43, a traction plate 42 is arranged on the lower side of the traction seat 9, a suspension wire clamp 10 is arranged below the traction plate 42, a hanging ring 11 is arranged on the upper side of the suspension wire clamp 10, a base 12 is arranged on the lower side of the hanging ring 11, a clamp 16 is arranged on the inner side of the base, chassis 1 outside be provided with connecting seat 19, connecting seat 19 downside be provided with cover plate 2, 2 downside of cover plate be provided with slide bar 20, slide bar 20 middle part be provided with screw 21, screw 21 inside be provided with screw rod 22, slide bar 20 downside be provided with slide 27, slide 27 downside be provided with and press from both sides tight seat 3, 3 upsides of pressing from both sides tight seat be provided with clamp plate 33, 3 downside of pressing from both sides tight seat be provided with snap ring 28, snap ring 28 downside be provided with hank page or leaf 34, snap ring 28 inboard be provided with outer hank silk 29, outer hank silk 29 inboard be provided with tighten circle 30, tighten circle 30 inboard be provided with interior hank silk 31, clamp 16 and the inside wire 13 that is provided with of interior hank silk 31.
For better effect, insulator chain 4 upper end be provided with rings 5, insulator chain 4 downside outside be provided with equalizer ring 6, equalizer ring can improve insulator chain 4 voltage distribution, prevents to produce the potential difference.
In order to achieve better effect, the upper end and the lower end of the traction seat 9 are respectively provided with a bolt A14 and a bolt B15, a bolt C26 is arranged in the through hole B40, and a bolt D45 is arranged in the clamping plate 33.
In order to achieve better effect, a pressing pad 17 is arranged between the clamp 16 and the lead 13, the pressing pad 17 can enhance the fastening effect, an aluminum tape 18 is wound on the outer side of the lead 13 inside the base 12, and the aluminum tape 18 has a protection effect on the lead 13.
For better effect, the upper side of the sliding rod 20 is provided with a limiting rod 23, the inside of the cover plate 2 is provided with a limiting groove 24, and the limiting rod 23 is matched with the limiting groove 24.
For better effect, the two ends of the screw 22 are provided with the shaft heads 35, the shaft heads 35 can prevent the screw 22 from falling off the screw hole 21, the middle part of the screw 22 is provided with the adjusting nut 25, the two ends of the sliding rod 20 are provided with the stoppers 36, and the stoppers 36 can prevent the sliding seat 27 from sliding off.
For better effect, the two ends of the outer stranded wire 29 and the inner stranded wire 31 are provided with the belt 32, and the belt 32 can prevent the outer stranded wire 29 and the inner stranded wire 31 from being loosened.
For better effect, the inside of the tightening ring 30 is provided with a protrusion 37, the outer surface of the tightening ring 30 is provided with an anti-slip pattern 38, and the protrusion 37 and the anti-slip pattern 38 can increase the friction force of the tightening ring 30.
For better effect, the lower end of the sliding rod 20 and the inner part of the sliding seat 27 are in a T shape, and the inner part of the limiting groove 24 and the end part of the limiting rod 23 are in a circular arc shape.
For better effect, the number of the through holes a39 is two, and the number of the through holes B40 is two.
For better effect, the strap 32 is made of polyethylene plastic, and the tightening ring 30 is made of elastic rubber.
When the invention is used, the upper side of an insulator string 4 is fixed through a hanging ring 5, a grading ring 6 at the lower side of the insulator string 4 can prevent the insulator string 4 from generating potential difference, a chassis 1 is fixed on a clamping plate 8 through a clamping shaft 41, two ends of the lower side of the chassis 1 are provided with leading-out end heads 43, the leading-out end heads 43 are connected with a traction seat 9 through bolts A14, the lower end of the traction seat 9 is fixed with a suspension clamp 10 through bolts B15, a clamp 16 is arranged in the suspension clamp 10, the lower end of the clamp 16 is provided with a screwing nut 44, the inner side of the clamp 16 is provided with a pressing pad 17, the outer side of a lead 13 which is in contact with the pressing pad 17 is wound with an aluminum belting 18 to prevent the suspension clamp 10 from wearing the lead 13, a connecting seat 19 is fixed on a through hole B at the upper side of the chassis, the upper side of the sliding rod 20 is fixedly provided with a limiting rod 23, the limiting rod 23 is matched with a limiting groove 24, a screw hole 21 is arranged in the sliding rod 20, a screw 22 is arranged in the screw hole 21, the sliding rod 20 can be simultaneously close to or away from the limiting groove 24 through the limiting rod 23 by rotating an adjusting nut 25, so that the distance between the two sliding rods 20 can be adjusted, two leads 13 with different distances can be clamped, the limiting groove 24 and the limiting rod 23 can be arranged into 2-4 groups according to the length of a cover plate 2, so that the sliding rod 20 can be translated more smoothly, the lower side of the sliding rod 20 is provided with a sliding seat 27, the sliding seat 27 can freely move along the sliding rod 20, stop blocks 36 at two ends of the sliding rod 20 can prevent the sliding seat 27 from dropping off the sliding rod 20, the lower side of the sliding seat 27 is provided with a clamping seat 3, the lower side of the clamping seat 3 is, so as to clamp the wire 13, the clamping seat 3 clamps part of the wire 13, the outer side of part of the wire 13 is wound with the inner wire 31, the outer side of the inner wire 31 is wrapped with the tightening ring 30, the outer side of the tightening ring 30 is wound with the outer wire 29, the mode can firmly fix the wire 13 in the clamping seat 3 without damaging the wire 13, the bulge 37 and the anti-slip pattern 38 of the tightening ring 30 can also increase friction force, if the wire breakage accident occurs, the clamping seat 3 can still provide clamping force for the wire 13, when the device is installed, the hanging ring 5 is fixed with the strain tower, then the chassis 1 is connected with the clamping plate 8, the wire 13 is placed in the suspension clamp 10, the tightening nut 44 is adjusted, the clamp 16 firmly clamps the wire 13, the clamping pad 17 enables the clamp 16 to clamp more firmly, the connecting seat 19 is fixed with the chassis 1, the adjusting nut 25 is rotated, the position of the sliding rod 20 corresponds to the position of the wire 13, the sliding seat 27 is adjusted to a proper position, the opening of the clamping seat 3 is upward, the snap ring 28 is buckled and pressed on the outer side of the outer stranded wire 29 of the wire 13, the clamping seat 3 is fixed on the sliding seat 27 through the bolt D45, and the concentrated stress of the wire 13 can be dispersed under the combined action of the suspension clamp 10 and the clamping seat 3.

Claims (10)

1. Double clamp is with fixed cover, it includes chassis, cover plate and presss from both sides tight seat, its characterized in that: the improved cable-pulling device is characterized in that a fixed block is arranged above the chassis, an insulator string is arranged above the fixed block, a clamping plate is arranged below the fixed block, a through hole A is arranged on the upper side of the chassis, a clamping shaft is arranged inside the through hole A, through holes B are arranged on two sides of the through hole A, a leading-out end is arranged on the lower side of the chassis, a pulling seat is arranged at the lower end of the leading-out end, a pulling plate is arranged on the lower side of the pulling seat, a suspension clamp is arranged below the pulling plate, a hanging ring is arranged on the upper side of the suspension clamp, a base is arranged on the lower side of the hanging ring, a clamp is arranged on the inner side of the base, a screwing nut is arranged at the lower end of the clamp, a connecting seat is arranged on the outer side of the chassis, the inside screw that is provided with of screw, the slide bar downside be provided with the slide, the slide downside be provided with and press from both sides tight seat, the tight seat upside of clamp be provided with the clamp plate, the tight seat downside of clamp be provided with the snap ring, the snap ring downside be provided with the hank page or leaf, the snap ring inboard be provided with outer hank silk, outer hank silk inboard be provided with the circle of tightening, the circle of tightening inboard be provided with interior hank silk, clamp and interior hank silk inside be provided with the wire.
2. The fixing cover for a double wire clamp according to claim 1, wherein: the upper end of the insulator string is provided with a hanging ring, and the outside of the lower side of the insulator string is provided with an equalizing ring.
3. The fixing cover for a double wire clamp according to claim 1, wherein: the upper end and the lower end of the traction seat are respectively provided with a bolt A and a bolt B, a bolt C is arranged in the through hole B, and a bolt D is arranged in the clamping plate.
4. The fixing cover for a double wire clamp according to claim 1, wherein: a pressing pad is arranged between the clamp and the lead, and an aluminum wrapping tape is wound on the outer side of the lead inside the base.
5. The fixing cover for a double wire clamp according to claim 1, wherein: the upper side of the sliding rod is provided with a limiting rod, and a limiting groove is formed in the cover plate.
6. The fixing cover for a double wire clamp according to claim 1, wherein: the screw rod both ends be provided with the spindle nose, the screw rod middle part be provided with adjusting nut, the slide bar both ends be provided with the dog.
7. The fixing cover for a double wire clamp according to claim 1, wherein: and two ends of the outer stranded wire and the inner stranded wire are provided with bridles.
8. The fixing cover for a double wire clamp according to claim 1, wherein: the inside of the tightening ring is provided with a bulge, and the outer surface of the tightening ring is provided with anti-skid grains.
9. The fixing cover for a double wire clamp according to claim 1, wherein: the shapes of the lower end of the sliding rod and the inner part of the sliding seat are T-shaped, and the shapes of the inner part of the limiting groove and the end part of the limiting rod are arc-shaped.
10. The fixing cover for a double wire clamp according to claim 7 and claim 8, wherein: the band material be polyethylene plastics, the lacing circle material be elastic rubber.
CN202011031023.0A 2020-09-27 2020-09-27 Fixing cover for double-wire clamp Pending CN112421541A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011031023.0A CN112421541A (en) 2020-09-27 2020-09-27 Fixing cover for double-wire clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011031023.0A CN112421541A (en) 2020-09-27 2020-09-27 Fixing cover for double-wire clamp

Publications (1)

Publication Number Publication Date
CN112421541A true CN112421541A (en) 2021-02-26

Family

ID=74855153

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011031023.0A Pending CN112421541A (en) 2020-09-27 2020-09-27 Fixing cover for double-wire clamp

Country Status (1)

Country Link
CN (1) CN112421541A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113161960A (en) * 2021-05-14 2021-07-23 国网河北省电力有限公司巨鹿县供电分公司 Compact suspension clamp for power supply line

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202308983U (en) * 2011-09-30 2012-07-04 上海市电力公司 Suspension clamp for optical fiber composition phase conductor
JP3198314U (en) * 2015-04-15 2015-06-25 東北電力株式会社 Tension clamp gripper
CN206628796U (en) * 2017-04-12 2017-11-10 佛山深中能新材料有限公司 A kind of resistance to wire clip of tension-adjustable
CN107769079A (en) * 2017-11-22 2018-03-06 广西电网有限责任公司贺州供电局 For changing the specific purpose tool of suspension clamp shield lines
CN208078594U (en) * 2018-03-05 2018-11-09 国核电力规划设计研究院有限公司 A kind of system of jumping line
CN109149489A (en) * 2018-09-27 2019-01-04 国网河南省电力公司电力科学研究院 A kind of overhead transmission line double-linkage double-hanging-point self-balancing suspension string
CN210577679U (en) * 2019-09-27 2020-05-19 湘西民族职业技术学院 Novel insulating spacer device
CN210608462U (en) * 2019-09-17 2020-05-22 苏州超硕凡塑料制品有限公司 Suspension clamp with windproof performance

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202308983U (en) * 2011-09-30 2012-07-04 上海市电力公司 Suspension clamp for optical fiber composition phase conductor
JP3198314U (en) * 2015-04-15 2015-06-25 東北電力株式会社 Tension clamp gripper
CN206628796U (en) * 2017-04-12 2017-11-10 佛山深中能新材料有限公司 A kind of resistance to wire clip of tension-adjustable
CN107769079A (en) * 2017-11-22 2018-03-06 广西电网有限责任公司贺州供电局 For changing the specific purpose tool of suspension clamp shield lines
CN208078594U (en) * 2018-03-05 2018-11-09 国核电力规划设计研究院有限公司 A kind of system of jumping line
CN109149489A (en) * 2018-09-27 2019-01-04 国网河南省电力公司电力科学研究院 A kind of overhead transmission line double-linkage double-hanging-point self-balancing suspension string
CN210608462U (en) * 2019-09-17 2020-05-22 苏州超硕凡塑料制品有限公司 Suspension clamp with windproof performance
CN210577679U (en) * 2019-09-27 2020-05-19 湘西民族职业技术学院 Novel insulating spacer device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113161960A (en) * 2021-05-14 2021-07-23 国网河北省电力有限公司巨鹿县供电分公司 Compact suspension clamp for power supply line

Similar Documents

Publication Publication Date Title
US8648254B2 (en) Device and method for stringing overhead cable
CN112421541A (en) Fixing cover for double-wire clamp
CN205092333U (en) Multi -functional earth connection insulator spindle
CN113659486B (en) High-tensile rotary connector and using method thereof
CN215772266U (en) Anti-skid pulley device for paying-off and tightening of power line
CN209072024U (en) A kind of power engineering cable anchor ear
KR100293315B1 (en) Installation tool and installation method for live line overhead ground wire
CN203131228U (en) Novel cable fixing device
JP2007104788A (en) Overhead line
CN107465146B (en) Combined wire tightening tool for tightening wire of line conductor
CN205543984U (en) Multi -functional turn -buckle of power transmission and transformation circuit
CN208299407U (en) A kind of crocodile clip conductor spacer
CN205724668U (en) A kind of tightener for stringing
CN207819399U (en) A kind of wedge shape power line clamp
CN209233433U (en) A kind of crinoline
CN220253966U (en) Power transmission and transformation wire stretcher convenient to use
JP4731621B2 (en) Jumper wire replacement connection method for overhead electric lines
CN219304436U (en) Anti-slip suspension clamp
CN217282127U (en) Overhead split conductor spacer
CN104201602A (en) Charged replacement method for whole string of insulators of ultra-high-voltage transmission line, and hardware fitting thereof
US1624399A (en) Clamping device
CN215154074U (en) Central anchoring device for insulated carrier cable
CN116073204B (en) Switching device for power distribution line
CN219627233U (en) Tool for fastening loose stay wire
CN217087326U (en) Mountain region capital construction is with supplementary installation device of cable

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination