CN211127034U

CN211127034U - Anti-fracture strain clamp

Info

Publication number: CN211127034U
Application number: CN202020184482.1U
Authority: CN
Inventors: 刘国华; 李相国
Original assignee: Shandong Guangda Line Equipment Co ltd
Current assignee: Shandong Guangda Line Equipment Co ltd
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-07-28
Anticipated expiration: 2030-02-19

Abstract

The utility model discloses a strain clamp prevents splitting, including U type pipe, the inside fixed mounting of U type pipe has the backup pad, and the both sides of U type pipe inner wall all have a actinobacillus board through slider sliding connection, the both sides of U type pipe inner wall all seted up with slider assorted spout, the unwrapping wire hole has been seted up to the inside of actinobacillus board, is equipped with the buffer block between backup pad and the actinobacillus board, the spring groove has been seted up to the inside of buffer block, the beneficial effects of the utility model are that: the strain clamp is convenient to improve the integrity of the strain clamp through the arranged U-shaped pipe, so that the anti-fracture effect of the strain clamp is improved, and meanwhile, the anti-fracture effect of the strain clamp is increased again through the plurality of salient points arranged on the surface of the U-shaped pipe; through mutually supporting between the first spring, second spring, first round pin axle, second round pin axle and the unwrapping wire board that set up to be convenient for improve the tensioning effect of this strain clamp self, influence the use of wire rod.

Description

Anti-fracture strain clamp

Technical Field

The utility model relates to a strain clamp, in particular to strain clamp prevents splitting belongs to fastener technical field.

Background

The strain clamp is used for fixing a lead to bear the tension of the lead and hanging the lead to a strain insulator-string group or a hardware fitting on a tower. The anchor is used for fixing a lead wire or a lightning conductor on a strain insulator string of a non-linear tower to play an anchoring role and also used for fixing a stay wire of a stay wire tower.

The existing strain clamp has poor anti-fracture effect and certain limitation in the use process; and the tensioning effect of the existing strain clamp is poor, and the service life of the cable is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a strain clamp prevents splitting to the anti-fracture effect that proposes in solving above-mentioned background art is poor, problem that the tensioning effect is poor.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-fracture strain clamp comprises a U-shaped pipe, wherein a supporting plate is fixedly arranged inside the U-shaped pipe, two sides of the inner wall of the U-shaped pipe are both connected with a pay-off plate through sliders in a sliding manner, two sides of the inner wall of the U-shaped pipe are both provided with sliding grooves matched with the sliders, a pay-off hole is formed inside the pay-off plate, a buffer block is arranged between the supporting plate and the pay-off plate, a spring groove is formed inside the buffer block, a first spring is arranged inside the spring groove, one end of the first spring is fixedly provided with a first pin shaft, the first pin shaft penetrates through the buffer block and is fixedly connected with a fixed plate arranged on one side of the supporting plate, the other end of the first spring is fixedly provided with a second pin shaft, one end of the second pin shaft penetrates through the buffer block and is fixedly connected with one side of the pay-off plate, a second spring is movably sleeved outside the, the U-shaped pipe is characterized in that external threads are formed in the middle of the U-shaped pipe, two external threads are connected with limit nuts in a threaded mode, and one side of each sliding block is fixedly provided with a convex column.

As an optimized technical scheme of the utility model, the outside fixed mounting of U type pipe has a plurality of bump.

As an optimal technical scheme of the utility model, one side fixed connection of the other end of second spring and actinobacillus plate.

As an optimized technical scheme of the utility model, the outside fixed mounting of buffer block has the sealing rubber cover.

As an optimized technical scheme of the utility model, the outside coating of U type pipe has the anti-rust paint.

As an optimized technical scheme of the utility model, two one side of stop nut is the one end of the corresponding projection of difference and contacts each other.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an anti-fracture strain clamp, through the U type pipe that sets up, thereby be convenient for heighten this strain clamp self wholeness, improve this strain clamp's anti-fracture effect then, through a plurality of bumps that the surface of U type pipe was equipped with simultaneously, thereby increase this strain clamp's anti-fracture effect once more; the first spring, the second spring, the first pin shaft, the second pin shaft and the pay-off plate are matched with each other, so that the self-tensioning effect of the strain clamp is improved conveniently, and the phenomenon of thermal barrier and cold contraction caused by weather influence on the wire is prevented, and the use of the wire is prevented from being influenced; through mutually supporting between the stop nut, projection and the unwrapping wire board that set up and the second spring, through the deformation volume that changes second spring self, improve the tensioning effect of this strain clamp self, improve the life of wire rod.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a cross-sectional structure of the buffer block of the present invention;

fig. 3 is an enlarged schematic structural diagram of the utility model a.

In the figure: 1. a U-shaped pipe; 2. a support plate; 3. a pay-off plate; 4. a slider; 5. a wire releasing hole; 6. a buffer block; 7. a first pin shaft; 8. a first spring; 9. a second pin shaft; 10. a second spring; 11. a fixing plate; 12. an external thread; 13. a limit nut; 14. salient points; 15. a convex column.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides an anti-fracture strain clamp, which comprises a U-shaped pipe 1, a supporting plate 2 is fixedly arranged inside the U-shaped pipe 1, both sides of the inner wall of the U-shaped pipe 1 are connected with a pay-off plate 3 through a slider 4 in a sliding way, both sides of the inner wall of the U-shaped pipe 1 are provided with chutes matched with the slider 4, and a pay-off hole 5 is arranged inside the pay-off plate 3 for facilitating pay-off; a buffer block 6 is arranged between the supporting plate 2 and the pay-off plate 3, a spring groove is formed in the buffer block 6, and a first spring 8 is arranged in the spring groove, so that the tensioning effect of the strain clamp is improved conveniently; first spring 8's one end fixed mounting has first round pin axle 7, first round pin axle 7 passes the fixed plate 11 fixed connection that buffer block 6 and backup pad 2 one side set up, first spring 8's other end fixed mounting has second round pin axle 9, one side fixed connection of buffer block 6 and actinobacillus plate 3 is passed to the one end of second round pin axle 9, second spring 10 has been cup jointed in buffer block 6's outside activity, the one end of second spring 10 and one side fixed connection of fixed plate 11, external screw thread 12 has all been seted up at U type pipe 1's middle part, the equal threaded connection in outside of two external screw threads 12 has stop nut 13, the equal fixed mounting in one side of two sliders 4 has projection 15.

Preferably, a plurality of salient points 14 are fixedly arranged outside the U-shaped pipe 1, so that the anti-fracture effect of the strain clamp is improved; the other end of the second spring 10 is fixedly connected with one side of the pay-off plate 3, so that the second spring 10 is fixed and plays a role in buffering; a sealing rubber sleeve is fixedly arranged outside the buffer block 6, so that a waterproof effect is achieved, and the service life of the buffer block is prolonged; the exterior of the U-shaped pipe 1 is coated with the antirust paint, so that the antirust effect is achieved, and the service life is prolonged; one end of each of the two limiting nuts 13 is in contact with one end of the corresponding convex column 15, so that the pay-off plate 3 can move conveniently.

When in specific use, the utility model relates to an anti-fracture strain clamp, when needing to use this strain clamp, at first place this strain clamp at the workplace, fix it through relevant bolt, prepare to carry out the unwrapping wire, through the mutual cooperation between unwrapping wire hole 5 that sets up and the relevant wire rod, make the wire rod install, the structure through the U type pipe 1 that sets up is the U type, thereby be convenient for heighten this strain clamp's self wholeness, improve this strain clamp's anti-fracture effect then, a plurality of bump 14 that the surface of U type pipe 1 was equipped with simultaneously, thereby increase this strain clamp's anti-fracture effect once more; when the strain clamp is stretched, the first spring 8 and the second spring 10 are stretched, and the self-tensioning effect of the strain clamp is improved by changing the deformation of the first spring 8 and the second spring 10; when the deformation amount of the second spring 10 needs to be changed, the limiting nut 13 can be rotated, and the limiting nut 13 drives the convex column 15 to move, so that the deformation amount of the second spring 10 is changed, and the tensioning effect of the strain clamp is increased again; when the strain clamp is not needed, only the relevant wires need to be disassembled, and the strain clamp is placed at a proper position.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anti-fracture strain clamp comprises a U-shaped pipe (1), and is characterized in that a supporting plate (2) is fixedly installed inside the U-shaped pipe (1), both sides of the inner wall of the U-shaped pipe (1) are connected with a pay-off plate (3) through sliders (4) in a sliding manner, both sides of the inner wall of the U-shaped pipe (1) are provided with sliding grooves matched with the sliders (4), a pay-off hole (5) is formed inside the pay-off plate (3), a buffer block (6) is arranged between the supporting plate (2) and the pay-off plate (3), a spring groove is formed inside the buffer block (6), a first spring (8) is arranged inside the spring groove, a first pin shaft (7) is fixedly installed at one end of the first spring (8), and the first pin shaft (7) penetrates through the buffer block (6) to be fixedly connected with a fixing plate (11) arranged on one side of the supporting plate (, the other end fixed mounting of first spring (8) has second round pin axle (9), one side fixed connection of buffer block (6) and actinobacillus plate (3) is passed to the one end of second round pin axle (9), second spring (10) have been cup jointed in the outside activity of buffer block (6), one end of second spring (10) and one side fixed connection of fixed plate (11), external screw thread (12), two have all been seted up at the middle part of U type pipe (1) the equal threaded connection in outside of external screw thread (12) has stop nut (13), two the equal fixed mounting in one side of slider (4) has projection (15).

2. The anti-fracture strain clamp of claim 1, wherein: a plurality of salient points (14) are fixedly arranged on the outer portion of the U-shaped pipe (1).

3. The anti-fracture strain clamp of claim 1, wherein: the other end of the second spring (10) is fixedly connected with one side of the pay-off plate (3).

4. The anti-fracture strain clamp of claim 1, wherein: and a sealing rubber sleeve is fixedly arranged outside the buffer block (6).

5. The anti-fracture strain clamp of claim 1, wherein: and the exterior of the U-shaped pipe (1) is coated with antirust paint.

6. The anti-fracture strain clamp of claim 1, wherein: one side of each of the two limiting nuts (13) is in contact with one end of the corresponding convex column (15).