CN209786206U

CN209786206U - Elastic parallel groove clamp

Info

Publication number: CN209786206U
Application number: CN201920636345.4U
Authority: CN
Inventors: 公占军; 江富增; 卫云丰
Original assignee: Zhejiang Bian Electric Co Ltd
Current assignee: Zhejiang Bian Electric Co Ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2019-12-13
Anticipated expiration: 2029-05-06

Abstract

The utility model relates to an elasticity parallel groove fastener, including lower plate and punch holder, and be used for the bolt with lower plate and punch holder fixed clamp, be equipped with down the wire casing on the lower plate, the punch holder comprises three little splint, be equipped with the recess on every little splint, the upper wall of recess is fixed with the compact heap through the elastic component, be equipped with the guide way on the both sides wall of recess, the top of compact heap is equipped with the cushion, the below of compact heap is equipped with the last wire casing that corresponds with the wire casing down, the left and right sides of compact heap has the guide bar, the one end of guide bar stretches into in the guide way, the internal surface of going up wire casing and lower wire casing is the tooth profile. The utility model discloses a divide into three splint with the punch holder to set up on every splint and have elastic compact heap, balanced punch holder and lower plate are to the wire centre gripping dynamics, effectively reduce the clearance between punch holder and the lower plate, reduce the resistance between fastener and the wire, improve electric energy transport efficiency.

Description

Elastic parallel groove clamp

Technical Field

The utility model relates to a doubling clamp technical field, concretely relates to elasticity doubling clamp.

Background

The parallel groove clamp is an electric power clamp for connecting a jumper wire and a shunt wire of a high-voltage line and a low-voltage electric power line tower, the existing parallel groove clamp generally comprises an upper clamp plate, a lower clamp plate and a bolt for fixedly connecting the upper clamp plate and the lower clamp plate, and due to the integral structure of the upper clamp plate, the local over-tight condition easily occurs when the upper clamp plate and the lower clamp plate are fixed, the gap between the upper clamp plate and the lower clamp plate is increased, so that the fixation is unstable, the resistance between the wire clamp and a wire is increased, and the electric energy transmission is influenced.

SUMMERY OF THE UTILITY MODEL

To the not enough in the background art, the utility model provides an elasticity parallel groove clamp.

The utility model adopts the technical proposal that: the utility model provides an elasticity parallel groove clamp, includes lower plate and punch holder to and be used for the lower plate and the punch holder fixed clip's bolt, be equipped with the lower wire casing on the lower plate, the punch holder constitute by three little splint, be equipped with the recess on every little splint, the upper wall of recess is fixed with the compact heap through the elastic component, is equipped with the guide way on the both sides wall of recess, the top of compact heap is equipped with the cushion, and the below of compact heap is equipped with the line groove of going up that corresponds with the lower wire casing, and the left and right sides of compact heap has the guide bar, the one end of guide bar stretches into in the guide way, the internal surface of going up line groove and lower wire casing is the tooth profile.

Further, the guide rod and the pressing block are integrally formed.

Furthermore, the elastic pad is made of elastic rubber, and the depth of the groove is smaller than the sum of the heights of the elastic pad and the pressing block.

Furthermore, the depth of the groove is 1-3mm smaller than the sum of the heights of the elastic pad and the pressing block.

Furthermore, the bolt comprises a screw rod and a nut, and the nut is a fixed-torque nut.

Furthermore, the middle part of the fixed torque nut is provided with a breaking groove, a check ring is arranged in the breaking groove, and the outer extension of the check ring protrudes out of the outer surface of the torque nut.

The utility model has the advantages that: the utility model discloses a divide into three splint with the punch holder to set up on every splint and have elastic compact heap, balanced punch holder and lower plate are to the wire centre gripping dynamics, effectively reduce the clearance between punch holder and the lower plate, reduce the resistance between fastener and the wire, improve electric energy transport efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic partial sectional view of the present invention.

In the figure: 1. a lower splint; 2. an upper splint; 3. a bolt; 4. a wire discharging groove is formed; 5. a small splint; 6. a groove; 7. an elastic member; 8. a compression block; 9. a guide groove; 10. an elastic pad; 11. a wire feeding groove is formed; 12. a guide bar; 13. a screw; 14. a nut; 15. breaking the groove; 16. and a retainer ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an elasticity parallel groove clamp.

In this embodiment, refer to fig. 1 and 2, this elasticity parallel groove clamp, including lower plate 1 and upper plate 2 to and be used for 1 lower plate and 2 fixed clamp's of upper plate bolt 3, be equipped with down wire casing 4 on the lower plate 1, upper plate 2 constitute by three little splint 5, be equipped with recess 6 on every little splint 5, the upper wall of recess 6 is fixed with compressing block 8 through elastic component 7, is equipped with guide way 9 on the both sides wall of recess 6, compressing block 8's top is equipped with cushion 10, compressing block 8's below be equipped with the last wire casing 11 that corresponds with down wire casing 4, compressing block 8's the left and right sides has guide bar 12, the one end of guide bar 12 stretches into in the guide way 9, the internal surface of going up wire casing 11 and down wire casing 4 is the tooth profile face.

After the technical scheme above adopting, divide into three splint with the punch holder to set up the compact heap that has the elastic buffering function on every splint, balanced punch holder 2 and lower plate 1 effectively reduce the clearance between punch holder 2 and the lower plate 1 to wire centre gripping dynamics, reduce the resistance between fastener and the wire, improve electric energy transport efficiency. Through setting up elastic component and cushion, when the bolt of screwing, can give the sensation that the staff slowly screwed, the control power of being convenient for is good, and wherein the elastic component can adopt the spring, as long as can realize the same effect can. In addition, the inner surfaces of the upper wire groove and the lower wire groove are designed to be tooth-shaped surfaces, so that the clamping is more stable.

Specifically, guide bar 12 and compact heap 8 integrated into one piece, integrated into one piece's compact heap has better mechanical strength, helps improving life, also is convenient for batch production, reduction in production cost.

The elastic pad 10 is made of elastic rubber, and the depth of the groove 6 is smaller than the sum of the heights of the elastic pad and the pressing block; the depth of the groove is 1-3mm smaller than the sum of the heights of the elastic pad and the pressing block. This structure guarantees that lower plate and compact heap can the tight wire of stable clamp, guarantees the stability of connecting.

The bolt 3 comprises a screw 13 and a nut 14, and the nut 14 is a fixed-torque nut; the middle part of the fixed moment nut is provided with a breaking groove 15, a check ring 16 is arranged in the breaking groove 15, and the outer extension of the check ring protrudes out of the outer surface of the moment nut. The fixed torque nut is adopted, so that the fixed lower clamping plate and the small clamping plate are ensured to have the same force, the problem that a lead is damaged by clamping can be effectively avoided, the retaining ring is used for limiting the clamping positions of tools such as a wrench, the wrench is ensured to be positioned above the breaking groove, and the wrench is prevented from sliding into the lower part of the breaking groove when being screwed and losing the common use of the fixed torque nut.

The utility model discloses a divide into three splint with the punch holder to set up on every splint and have elastic compact heap, balanced punch holder and lower plate are to the wire centre gripping dynamics, effectively reduce the clearance between punch holder and the lower plate, reduce the resistance between fastener and the wire, improve electric energy transport efficiency.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts are intended to be included within the scope of the appended claims.

Claims

1. The utility model provides an elasticity parallel groove clamp, includes lower plate and punch holder to and be used for the lower plate and the fixed tight bolt of punch holder, be equipped with down wire casing on the lower plate, its characterized in that: the utility model discloses a line slot, including last line groove, last splint of line groove, last splint constitute by three little splint, be equipped with the recess on every little splint, the upper wall of recess is fixed with the compact heap through the elastic component, is equipped with the guide way on the both sides wall of recess, the top of compact heap is equipped with the cushion, and the below of compact heap is equipped with the line groove of going up that corresponds with the line groove of going down, and the left and right sides of compact heap has the guide bar, the one end of guide bar stretches into in the guide way, the internal surface of going up line.

2. The elastic parallel groove clamp of claim 1, wherein: the guide rod and the pressing block are integrally formed.

3. The elastic parallel groove clamp of claim 1, wherein: the elastic pad is made of elastic rubber, and the depth of the groove is smaller than the sum of the heights of the elastic pad and the pressing block.

4. An elastic parallel groove clamp according to claim 1 or 3, wherein: the depth of the groove is 1-3mm smaller than the sum of the heights of the elastic pad and the pressing block.

5. An elastic parallel groove clamp according to any one of claims 1 to 3, wherein: the bolt comprises a screw rod and a nut, and the nut is a fixed-torque nut.

6. The elastic parallel groove clamp of claim 5, wherein: the middle part of the fixed-torque nut is provided with a breaking groove, a check ring is arranged in the breaking groove, and the outer extension of the check ring protrudes out of the outer surface of the torque nut.