CN111431116A - Anti-sliding suspension clamp - Google Patents
Anti-sliding suspension clamp Download PDFInfo
- Publication number
- CN111431116A CN111431116A CN202010071524.5A CN202010071524A CN111431116A CN 111431116 A CN111431116 A CN 111431116A CN 202010071524 A CN202010071524 A CN 202010071524A CN 111431116 A CN111431116 A CN 111431116A
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- wire
- piston
- wedge
- clamp
- hole
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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
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
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- Clamps And Clips (AREA)
Abstract
The invention provides an anti-sliding suspension clamp which comprises a clamp body, wherein wire clamping mechanisms for clamping a wire are symmetrically arranged on two sides of the clamp body, each wire clamping mechanism comprises a sleeve and a jacket, each jacket comprises two wedge-shaped clamping plates, the wire is clamped between the two wedge-shaped clamping plates, a wire groove matched with the wire is arranged on one side, close to the wire, of each wedge-shaped clamping plate, an anti-sliding groove is formed in the surface of the wire groove, a first guide inclined plane is arranged on one side, away from the wire, of each wedge-shaped clamping plate, a inclined plane hole is formed in each sleeve, each jacket is connected into the corresponding inclined plane hole, a second guide inclined plane parallel to the first guide inclined plane is correspondingly arranged on the inner wall of each inclined plane hole. According to the invention, the jacket is clamped on the lead, and when the lead is subjected to axial external force, the wedge-shaped clamping plate can firmly clamp the guide, so that relative sliding between the lead and the wire clamp is avoided, and the wire clamp and the lead are prevented from being abraded.
Description
Technical Field
The invention relates to the technical field of electric power fittings, in particular to an anti-slip suspension clamp.
Background
The suspension clamp is used for fixing the conducting wire on an insulator string of a linear tower, or suspending the lightning conductor on the linear tower, and can also be used for supporting the fixing of a transposed conducting wire and a tension-resistant corner tower jumper wire on a transposed tower. The suspension clamp (commonly called a ship-shaped clamp) commonly used at present comprises a clamp body, a U-shaped bolt and a pressing strip, the U-shaped bolt is used for fixing the suspension clamp on the clamp body in a guiding mode, and the pressing strip is arranged between the U-shaped bolt and a conducting wire and plays a role in increasing the contact area. After the wire is installed on the suspension clamp, the wire is easy to slide relative to the suspension clamp under the action of external force such as wind power, and the wire slides relative to the suspension clamp, so that the suspension clamp and the wire are abraded.
Such as: the invention discloses a novel energy-saving suspension clamp with a Chinese patent publication No. CN108110707A, and belongs to the field of circuit hardware. The energy-saving aluminum hanging plate comprises a suspension clamp main body, a gland, U-shaped bolts, an energy-saving aluminum hanging plate and a U-shaped hanging plate; wherein, the lead is arranged by penetrating through the suspension clamp main body and the gland; the suspension clamp main body is fixedly connected with the gland through a U-shaped bolt; the energy-saving aluminum hanging plate is connected with the suspension clamp main body through a fastener; the U-shaped hanging plate is connected with the energy-saving aluminum hanging plate through a fastening piece. After the wire is installed on the suspension clamp, the wire is easy to slide relative to the suspension clamp under the action of external force such as wind power and the like, and the wire slides relative to the suspension clamp, so that the suspension clamp and the wire are abraded.
Disclosure of Invention
The invention aims to solve the problem that when an existing suspension wire clamp is used, a lead is easy to slide relative to a suspension wire clamp under the action of external force such as wind power and the like, and the suspension wire clamp and the lead are abraded due to relative sliding between the lead and the suspension wire clamp.
The purpose of the invention is realized by the following technical scheme: the utility model provides an antiskid suspension clamp, includes the fastener body, fastener body bilateral symmetry is provided with the wire clamping mechanism who is used for pressing from both sides tight wire, wire clamping mechanism includes the sleeve, press from both sides the cover, it includes two wedge splint to press from both sides the cover, the wire presss from both sides between two wedge splint, one side that wedge splint are close to the wire is provided with wire complex wire casing, the cross section of wire casing is semi-circular, the wire casing sets up along the axial of wedge splint, the surface of wire casing is provided with anti-skidding groove, one side that wedge splint kept away from the wire is provided with first direction inclined plane, be provided with the bevel hole in the sleeve, press from both sides the connection in the bevel hole, it is provided with the second direction inclined plane parallel with first direction inclined plane to correspond on the inner wall.
According to the invention, the jacket is clamped on the wire, and when the wire is subjected to an axial external force, the wedge-shaped clamping plate can firmly clamp the guide under the action of the first guide inclined surface and the second guide inclined surface, so that relative sliding between the wire and the wire clamp is avoided, and the wire clamp and the wire are prevented from being abraded. The surface of wire casing is provided with anti-skidding groove, and anti-skidding groove can increase the frictional force between wire and the wedge splint, can further prevent to take place relative slip between wire and the wedge splint.
Preferably, the two sides of the wedge-shaped clamping plates are respectively provided with a connecting boss, the connecting bosses are provided with bolt holes, and bolts are connected between the connecting bosses of the two wedge-shaped clamping plates.
Preferably, the wedge-shaped clamping plate is made of hard rubber.
Preferably, an auxiliary clamping mechanism is arranged on the wire clamp body and comprises a guide hole arranged on the wire clamp body, the guide hole is arranged along the vertical direction, a cylinder body is arranged at the lower end of the guide hole, a first piston cavity and a second piston cavity are arranged in the cylinder body, a first piston capable of moving along the vertical direction is arranged in the first piston cavity, a second piston capable of moving along the vertical direction is arranged in the second piston cavity, a first piston rod is arranged at the upper end of the first piston, a second piston rod is arranged at the lower end of the second piston, the first piston rod and the second piston rod are both arranged along the vertical direction, a first through hole capable of allowing the first piston rod to pass is arranged on the cylinder body, a second through hole capable of allowing the second piston rod to pass is arranged on the cylinder body, the first piston rod upwardly passes through the guide hole, and a connecting hole is arranged at the upper end; a closed first oil chamber is formed between the first piston and the upper end of the first piston chamber, a closed second oil chamber is formed between the second piston and the upper end of the second piston chamber, the first oil chamber and the second oil chamber are connected through an oil hole, and hydraulic oil is filled between the first oil chamber and the second oil chamber; the wire clamp body is provided with a cushion block, the lower end of the second piston rod is provided with a pressing block, the pressing block is located right above the cushion block, and the wire is clamped between the cushion block and the pressing block. The connecting hole is used for connecting a linear tower, the wire can apply downward pressure to the wire clamp body, so that the first piston rod moves upwards relative to the wire clamp body, the first piston is driven to move upwards, the volume of the first oil cavity is reduced after the first piston moves upwards, hydraulic oil in the first oil cavity enters the second oil cavity through the oil hole, the second piston and the second piston rod are pushed to move downwards, the pressing plate is further pushed to move downwards, the guide is tightly pressed between the pressing plate and the cushion block, the auxiliary pressing effect is achieved on the guide, the wire is further fixed, and the relative sliding between the wire and the suspension wire clamp is further avoided.
Preferably, a sealing ring is embedded in the inner wall of the first through hole, and the sealing ring is in sealing fit with the first piston rod.
Preferably, a clamping groove matched with the lead is arranged on one side, close to the lead, of the pressing block, and a friction pad is arranged on the surface of the clamping groove.
Preferably, the friction pad is made of rubber.
The invention has the beneficial effects that: according to the invention, the jacket is clamped on the wire, and when the wire is subjected to an axial external force, the wedge-shaped clamping plate can firmly clamp the guide under the action of the first guide inclined surface and the second guide inclined surface, so that relative sliding between the wire and the wire clamp is avoided, and the wire clamp and the wire are prevented from being abraded.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a schematic view of the structure of the jacket.
Fig. 3 is an enlarged view of a portion a in fig. 1.
FIG. 4 is a schematic diagram of a compact.
In the figure: 1. the wire clamp comprises a wire clamp body, 2, a wire, 3, a sleeve, 4, an inclined plane hole, 5, a wedge-shaped clamping plate, 6, a first piston rod, 7, a connecting hole, 8, a cushion block, 9, a first guide inclined plane, 10, a connecting boss, 11, a bolt, 12, a wire groove, 13, a cylinder body, 14, a first piston, 15, a second piston, 16, a first oil cavity, 17, a second oil cavity, 18, an oil hole, 19, a second piston rod, 20, a pressing block, 21, a sealing ring, 22 and a friction pad.
Detailed Description
The invention is further described by the following detailed description in conjunction with the accompanying drawings.
Example 1:
as shown in fig. 1 to 4, an anti-slip suspension clamp comprises a clamp body 1. Wire clamping mechanisms for clamping the wires 2 are symmetrically arranged on two sides of the wire clamp body 1. The wire clamping mechanism comprises a sleeve 3 and a jacket. The jacket comprises two wedge-shaped clamping plates 5. The wedge-shaped clamping plate 5 is made of hard rubber. The conductor 2 is clamped between two wedge-shaped clamping plates 5. One side of the wedge-shaped clamp plate 5 close to the wire 2 is provided with a wire groove 12 matched with the wire 2. The cross-section of the wire groove 12 is semicircular. The wire groove 12 is arranged along the axial direction of the wedge clamp 5. The surface of the wire casing 12 is provided with an anti-slip groove. The wedge-shaped clamping plate 5 is provided with a first guiding inclined surface 9 at one side far away from the lead 2. The two sides of the wedge-shaped splint 5 are respectively provided with a connecting boss 10. The connecting bosses 10 are provided with bolt holes, and bolts 11 are connected between the connecting bosses 10 of the two wedge-shaped clamping plates 5. The sleeve 3 is provided with a bevel hole therein. The inclined plane hole is transversely arranged. The inclined plane hole runs through the two ends of the sleeve. The jacket is connected in the beveled hole. The inner wall of the inclined hole is correspondingly provided with a second guide inclined plane parallel to the first guide inclined plane 9, and the first guide inclined plane 9 is in contact with the second guide inclined plane.
The wire clamp body 1 is provided with an auxiliary clamping mechanism. The auxiliary clamping mechanism comprises a guide hole arranged on the wire clamp body 1. The guide hole is provided in a vertical direction. The lower end of the guide hole is provided with a cylinder body 13. A first piston cavity and a second piston cavity are arranged in the cylinder body 13, a first piston 14 capable of moving along the vertical direction is arranged in the first piston cavity, and a second piston 15 capable of moving along the vertical direction is arranged in the second piston cavity. The upper end of the first piston 14 is provided with a first piston rod 6 and the lower end of the second piston 15 is provided with a second piston rod 19. The first piston rod 6 and the second piston rod 19 are both arranged in a vertical direction. The cylinder 13 is provided with a first through hole through which the first piston rod 6 can pass. The inner wall of the first through hole is embedded with a sealing ring 21. The seal ring 21 is made of nitrile rubber. The sealing ring 21 is in sealing engagement with the first piston rod 6. The cylinder 13 is provided with a second through hole through which the second piston rod 19 can pass. The first piston rod 6 passes upwards through the guide hole. The upper end of the first piston rod 6 is provided with a connecting hole 7. A first oil chamber 16 is formed between the first piston 14 and the upper end of the first piston chamber, a second oil chamber 17 is formed between the second piston 15 and the upper end of the second piston chamber, and the first oil chamber 16 and the second oil chamber 17 are connected through oil holes 18. The first oil chamber 17 and the second oil chamber 17 are filled with hydraulic oil therebetween. The wire clamp body 1 is provided with a cushion block 8, the lower end of the second piston rod 19 is provided with a pressing block 20, and the pressing block 20 is located right above the cushion block 8. The wire 2 is sandwiched between the spacer 8 and the press block 20. A clamping groove matched with the lead 2 is arranged on one side of the pressing block 20 close to the lead 2. A friction pad 22 is provided on the surface of the pocket. The friction pad 22 is made of rubber. The connecting hole is used for connecting a linear tower, the wire can apply downward pressure to the wire clamp body, so that the first piston rod moves upwards relative to the wire clamp body, the first piston is driven to move upwards, the volume of the first oil cavity is reduced after the first piston moves upwards, hydraulic oil in the first oil cavity enters the second oil cavity through the oil hole, the second piston and the second piston rod are pushed to move downwards, and the pressing plate is pushed to move downwards, so that the guide is pressed between the pressing plate and the cushion block, the auxiliary pressing effect is achieved on the guide, the wire is fixed, and the relative sliding between the wire and the suspension clamp is avoided.
According to the invention, the jacket is clamped on the wire, and when the wire is subjected to an axial external force, the wedge-shaped clamping plate can firmly clamp the guide under the action of the first guide inclined surface and the second guide inclined surface, so that relative sliding between the wire and the wire clamp is avoided, and the wire clamp and the wire are prevented from being abraded. The surface of wire casing is provided with anti-skidding groove, and anti-skidding groove can increase the frictional force between wire and the wedge splint, can further prevent to take place relative slip between wire and the wedge splint.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides an antiskid suspension clamp, includes the fastener body, fastener body bilateral symmetry is provided with the wire clamping mechanism who is used for pressing from both sides tight wire, its characterized in that: the wire clamping mechanism comprises a sleeve and a clamping sleeve, the clamping sleeve comprises two wedge-shaped clamping plates, a wire is clamped between the two wedge-shaped clamping plates, one side, close to the wire, of each wedge-shaped clamping plate is provided with a wire groove matched with the wire, the cross section of each wire groove is semicircular, each wire groove is arranged along the axial direction of each wedge-shaped clamping plate, the surface of each wire groove is provided with an anti-skidding groove, one side, away from the wire, of each wedge-shaped clamping plate is provided with a first guide inclined plane, a inclined plane hole is formed in the sleeve, the clamping sleeve is connected in the inclined plane hole, a second guide inclined plane parallel to the first guide inclined plane is correspondingly arranged on.
2. The anti-slip suspension clamp according to claim 1, wherein the wedge-shaped clamp plates are respectively provided with connecting bosses at both sides thereof, the connecting bosses are provided with bolt holes, and bolts are connected between the connecting bosses of the two wedge-shaped clamp plates.
3. The anti-migration suspension clamp of claim 1, wherein the wedge-shaped clamp plate is made of hard rubber.
4. The anti-slipping suspension clamp according to claim 1, wherein the clamp body is provided with an auxiliary clamping mechanism, the auxiliary clamping mechanism comprises a guide hole arranged on the clamp body, the guide hole is arranged along the vertical direction, a cylinder body is arranged at the lower end of the guide hole, a first piston cavity and a second piston cavity are arranged in the cylinder body, a first piston capable of moving along the vertical direction is arranged in the first piston cavity, a second piston capable of moving along the vertical direction is arranged in the second piston cavity, a first piston rod is arranged at the upper end of the first piston, a second piston rod is arranged at the lower end of the second piston, the first piston rod and the second piston rod are both arranged along the vertical direction, a first through hole capable of allowing the first piston rod to pass through is arranged on the cylinder body, a second through hole capable of allowing the second piston rod to pass through is arranged on the cylinder body, and the first piston rod upwardly passes through the guide hole, the upper end of the first piston rod is provided with a connecting hole; a closed first oil chamber is formed between the first piston and the upper end of the first piston chamber, a closed second oil chamber is formed between the second piston and the upper end of the second piston chamber, the first oil chamber and the second oil chamber are connected through an oil hole, and hydraulic oil is filled between the first oil chamber and the second oil chamber; the wire clamp body is provided with a cushion block, the lower end of the second piston rod is provided with a pressing block, the pressing block is located right above the cushion block, and the wire is clamped between the cushion block and the pressing block.
5. The anti-slip suspension clamp as claimed in claim 4, wherein a sealing ring is embedded in the inner wall of the first through hole, and the sealing ring is in sealing fit with the first piston rod.
6. The anti-slip suspension clamp as claimed in claim 4, wherein a slot for engaging with the wire is provided on a side of the pressing block adjacent to the wire, and a friction pad is provided on a surface of the slot.
7. The anti-migration suspension clamp of claim 6, wherein the friction pad is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010071524.5A CN111431116B (en) | 2020-01-21 | 2020-01-21 | Anti-sliding suspension clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010071524.5A CN111431116B (en) | 2020-01-21 | 2020-01-21 | Anti-sliding suspension clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111431116A true CN111431116A (en) | 2020-07-17 |
| CN111431116B CN111431116B (en) | 2021-03-02 |
Family
ID=71547169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010071524.5A Active CN111431116B (en) | 2020-01-21 | 2020-01-21 | Anti-sliding suspension clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111431116B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113852033A (en) * | 2021-09-18 | 2021-12-28 | 国网山东省电力公司建设公司 | Space division split conductor anti-galloping spacer |
| CN117810888A (en) * | 2023-12-31 | 2024-04-02 | 连云港富驰智造科技有限公司 | Wedge-shaped wire clamp for power transmission and distribution line |
| CN117810888B (en) * | 2023-12-31 | 2024-06-25 | 连云港富驰智造科技有限公司 | Wedge-shaped wire clamp for power transmission and distribution line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997020371A1 (en) * | 1995-11-28 | 1997-06-05 | Carlos Ruiz De Erenchun Ibero | Cable hanging clamp |
| CA2880129A1 (en) * | 2014-01-28 | 2015-07-28 | Hubbell Incorporated | Transmission line measuring device and method for connectivity |
| CN207782322U (en) * | 2017-12-18 | 2018-08-28 | 珠海格力电器股份有限公司 | Wire fixing device |
| CN208062746U (en) * | 2018-04-21 | 2018-11-06 | 山东鲁能光大电力器材有限公司 | A kind of upper thick stick formula suspension clamp |
| CN208890315U (en) * | 2018-09-17 | 2019-05-21 | 浙江金孚电力科技有限公司 | A kind of straight-through strain clamp of wedge shape |
| CN209658845U (en) * | 2019-04-02 | 2019-11-19 | 江苏金峰电力器材有限公司 | A kind of NXL type strain clamp for preventing from having conducting wire locking |
-
2020
- 2020-01-21 CN CN202010071524.5A patent/CN111431116B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997020371A1 (en) * | 1995-11-28 | 1997-06-05 | Carlos Ruiz De Erenchun Ibero | Cable hanging clamp |
| CA2880129A1 (en) * | 2014-01-28 | 2015-07-28 | Hubbell Incorporated | Transmission line measuring device and method for connectivity |
| CN207782322U (en) * | 2017-12-18 | 2018-08-28 | 珠海格力电器股份有限公司 | Wire fixing device |
| CN208062746U (en) * | 2018-04-21 | 2018-11-06 | 山东鲁能光大电力器材有限公司 | A kind of upper thick stick formula suspension clamp |
| CN208890315U (en) * | 2018-09-17 | 2019-05-21 | 浙江金孚电力科技有限公司 | A kind of straight-through strain clamp of wedge shape |
| CN209658845U (en) * | 2019-04-02 | 2019-11-19 | 江苏金峰电力器材有限公司 | A kind of NXL type strain clamp for preventing from having conducting wire locking |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113852033A (en) * | 2021-09-18 | 2021-12-28 | 国网山东省电力公司建设公司 | Space division split conductor anti-galloping spacer |
| CN117810888A (en) * | 2023-12-31 | 2024-04-02 | 连云港富驰智造科技有限公司 | Wedge-shaped wire clamp for power transmission and distribution line |
| CN117810888B (en) * | 2023-12-31 | 2024-06-25 | 连云港富驰智造科技有限公司 | Wedge-shaped wire clamp for power transmission and distribution line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111431116B (en) | 2021-03-02 |
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