CN213937369U

CN213937369U - Strain clamp structure

Info

Publication number: CN213937369U
Application number: CN202022669930.XU
Authority: CN
Inventors: 张亚广
Original assignee: Hebei Hongwangda Power Fittings Co ltd
Current assignee: Hebei Hongwangda Power Fittings Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-10
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a strain clamp structure, including U type bracing piece, the inner wall fixed mounting of U type bracing piece has the arc, and one side fixed mounting of arc has a mounting panel, and one side fixed mounting of mounting panel has the fixed block, and the dashpot has been seted up to the inside of fixed block, and the inside of dashpot is equipped with the buffering subassembly, and the buffering subassembly includes buffer beam, fixed plate and first buffer spring, the beneficial effects of the utility model are that: through the first unwrapping wire hole that sets up, mutually support between second unwrapping wire hole and the buffer beam, at the in-process of acting as go-between, make the buffer beam slide in the inside of fixed block, make first buffer spring, second buffer spring, the deformation volume of third buffer spring and fourth buffer spring self change, and then be convenient for improve the tensioning effect of this strain clamp self, avoid relevant wire rod because of receiving the influence of weather, the phenomenon of thermal barrier shrinkage appears, influence the use of wire rod.

Description

Strain clamp structure

Technical Field

The utility model relates to a fastener structure, in particular to strain clamp structure belongs to electric power equipment technical field of acting as go-between.

Background

The strain clamp is a hardware fitting used for fixing a lead to bear the tension of the lead and hanging the lead to a strain insulator-string group or a tower; the strain clamps can be roughly divided into two types according to different structures and installation conditions; the first type is that the strain clamp is required to bear all the tensile force of a lead or a lightning conductor and is not used as a conductor; the second type: the strain clamp can bear all the tensile force of the conducting wire or the lightning conductor and can also be used as a conductor.

The tensioning effect of current strain insulator clamp in the in-process self of use is poor, easily receives weather effect and leads to the phenomenon that the wire rod takes place to damage, influences power cable's normal use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a strain clamp structure to the tensioning effect that proposes in solving above-mentioned background art is poor, easily receives the weather influence and leads to the wire rod to take place the phenomenon of damage, influences power cable's the problem of normal use.

In order to achieve the above object, the utility model provides a following technical scheme: a strain clamp structure comprises a U-shaped supporting rod, wherein an arc plate is fixedly mounted on the inner wall of the U-shaped supporting rod, a mounting plate is fixedly mounted on one side of the arc plate, a fixed block is fixedly mounted on one side of the mounting plate, a buffer groove is formed in the fixed block, a buffer assembly is arranged in the buffer groove and comprises a buffer rod, a fixed plate and a first buffer spring, the buffer rod is connected in the fixed block in a sliding manner, the fixed plate is sleeved outside the buffer rod, the surface of the fixed plate is fixedly connected with the inner wall of the buffer groove, the first buffer spring is sleeved on the surface of the buffer rod in a movable manner, one end of the first buffer spring is fixedly connected with the inner wall of the buffer groove, the other end of the first buffer spring is fixedly connected with the surface of the buffer rod, and a pay-off plate is fixedly mounted at one end of the buffer rod, and a plurality of salient points are fixedly arranged on the surface of the U-shaped supporting rod.

As a preferred technical scheme of the utility model, the buffering subassembly still includes limiting plate and second buffer spring, limiting plate fixed mounting is at the other end of buffer beam, the top and the equal fixed mounting in bottom of limiting plate have first slider, the inner wall fixed mounting of dashpot have with first slider assorted slide rail, the outside at the buffer beam is cup jointed in the activity of second buffer spring.

As a preferred technical scheme of the utility model, the one end of second buffer spring and the opposite side fixed connection of fixed plate, the other end of second buffer spring and one side fixed connection of limiting plate, the opposite side fixed mounting of limiting plate has third buffer spring, the one end of third buffer spring and the inner wall fixed connection of dashpot.

As a preferred technical scheme of the utility model, fourth buffer spring has been cup jointed in the outside activity of buffer beam, fourth buffer spring's one end and one side fixed connection of unwrapping wire board, fourth buffer spring's the other end and the fixed surface of fixed block are connected.

As a preferred technical scheme of the utility model, the top and the equal fixed mounting in bottom of actinobacillus board have the second slider, the surface of U type bracing piece all seted up with second slider assorted spout, first unwrapping wire hole has been seted up to the inside of actinobacillus board, the second unwrapping wire hole has been seted up to the inside of arc.

As a preferred technical scheme of the utility model, the equal fixed mounting in one side on fixed block top and one side of bottom has the installation piece, two one side of installation piece all with the inner wall fixed connection of U type bracing piece.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a strain clamp structure, through the first unwrapping wire hole that sets up, mutually support between second unwrapping wire hole and the buffer beam, in the process of acting as go-between, make the buffer beam slide in the inside of fixed block, make the deformation volume of first buffer spring, second buffer spring, third buffer spring and fourth buffer spring self change, because the elastic support of first buffer spring self, the elastic support of second buffer spring self, the elastic support of third buffer spring self and the elastic support of fourth buffer spring self, and then be convenient for improve the tensioning effect of this strain clamp self, avoid relevant wire rod because of receiving the influence of weather, the phenomenon of thermal contraction appears, influence the use of wire rod; through mutually supporting between the U type bracing piece that sets up and a plurality of bump to be convenient for improve the stretch-proofing effect of this fastener self, and then improve service life.

Drawings

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

fig. 2 is a schematic sectional structure of the present invention;

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

In the figure: 1. a U-shaped support rod; 2. an arc-shaped plate; 3. mounting a plate; 4. a fixed block; 5. a buffer tank; 6. a buffer assembly; 61. a buffer rod; 62. a fixing plate; 63. a first buffer spring; 64. a limiting plate; 65. a second buffer spring; 7. a third buffer spring; 8. a first slider; 9. mounting blocks; 10. salient points; 11. a pay-off plate; 12. a first wire releasing hole; 13. a fourth buffer spring; 14. a second slider; 15. a chute; 16. a second wire releasing hole.

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 a strain clamp structure, which comprises a U-shaped support rod 1, an arc plate 2 is fixedly installed on the inner wall of the U-shaped support rod 1, a mounting plate 3 is fixedly installed on one side of the arc plate 2, a fixing block 4 is fixedly installed on one side of the mounting plate 3, a buffer tank 5 is arranged inside the fixing block 4, a buffer assembly 6 is arranged inside the buffer tank 5, the buffer assembly 6 comprises a buffer rod 61, a fixing plate 62 and a first buffer spring 63, the buffer rod 61 is slidably connected inside the fixing block 4, the fixing plate 62 is sleeved outside the buffer rod 61, the surface of the fixing plate 62 is fixedly connected with the inner wall of the buffer tank 5, the first buffer spring 63 is movably sleeved on the surface of the buffer rod 61, one end of the first buffer spring 63 is fixedly connected with the inner wall of the buffer tank 5, the other end of the first buffer spring 63 is fixedly connected with the surface of the buffer rod 61, one end of the buffer rod 61 is fixedly provided with a pay-off plate 11, and the surface of the U-shaped support rod 1 is fixedly provided with a plurality of salient points 10.

Preferably, the buffer assembly 6 further comprises a limit plate 64 and a second buffer spring 65, the limit plate 64 is fixedly mounted at the other end of the buffer rod 61, the first slider 8 is fixedly mounted at the top end and the bottom end of the limit plate 64, a slide rail matched with the first slider 8 is fixedly mounted on the inner wall of the buffer groove 5, and the second buffer spring 65 is movably sleeved outside the buffer rod 61, so that the second buffer spring 65 is fixedly supported, and a buffer effect is facilitated; one end of the second buffer spring 65 is fixedly connected with the other side of the fixed plate 62, the other end of the second buffer spring 65 is fixedly connected with one side of the limit plate 64, the other side of the limit plate 64 is fixedly provided with the third buffer spring 7, and one end of the third buffer spring 7 is fixedly connected with the inner wall of the buffer groove 5, so that the third buffer spring 7 is fixedly supported, and the buffer effect is conveniently played again; a fourth buffer spring 13 is movably sleeved outside the buffer rod 61, one end of the fourth buffer spring 13 is fixedly connected with one side of the pay-off plate 11, and the other end of the fourth buffer spring 13 is fixedly connected with the surface of the fixed block 4, so that the fourth buffer spring 13 is fixedly supported, and a buffering effect is facilitated; the top end and the bottom end of the pay-off plate 11 are fixedly provided with second sliders 14, the surface of the U-shaped support rod 1 is provided with chutes 15 matched with the second sliders 14, the inside of the pay-off plate 11 is provided with first pay-off holes 12, and the inside of the arc-shaped plate 2 is provided with second pay-off holes 16, so that the pay-off plate 11 is not limited in the moving process, pay-off is facilitated, and the use is more convenient; one side on 4 tops of fixed block and the equal fixed mounting in one side of bottom have installation piece 9, and one side of two installation pieces 9 all with U type bracing piece 1's inner wall fixed connection, be convenient for play the fixed effect of support to fixed block 4, it is more convenient to use.

When the strain clamp structure is used, the strain clamp structure is firstly placed at a working place, the related wires are installed through the mutual matching between the first wire releasing hole 12 and the second wire releasing hole 16, the wire releasing plate 11 is moved in the horizontal direction during the wire pulling process, and then the buffer rod 61 slides in the fixed block 4, so that the deformation of the first buffer spring 63, the second buffer spring 65, the third buffer spring 7 and the fourth buffer spring 13 is changed, because the elastic support of the first buffer spring 63, the elastic support of the second buffer spring 65, the elastic support of the third buffer spring 7 and the elastic support of the fourth buffer spring 13 are changed, the self tensioning effect of the strain clamp is improved, the phenomenon of thermal barrier contraction caused by weather influence on the related wire rods is avoided, the use of the wire rods is not influenced, and the wire rods can be used; through mutually supporting between the U type bracing piece 1 that sets up and a plurality of bump 10 to be convenient for improve the stretch-proofing effect of this fastener self, and then improve service life.

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. The utility model provides a strain clamp structure, includes U type bracing piece (1), its characterized in that, the inner wall fixed mounting of U type bracing piece (1) has arc (2), one side fixed mounting of arc (2) has mounting panel (3), one side fixed mounting of mounting panel (3) has fixed block (4), dashpot (5) have been seted up to the inside of fixed block (4), the inside of dashpot (5) is equipped with buffer assembly (6), buffer assembly (6) include buffer beam (61), fixed plate (62) and first buffer spring (63), buffer beam (61) sliding connection is in the inside of fixed block (4), the outside cover of buffer beam (61) is equipped with fixed plate (62), the surface of fixed plate (62) and the inner wall fixed connection of dashpot (5), first buffer spring (63) have been cup jointed in the surface activity of buffer beam (61), the inner wall fixed connection of the one end of first buffer spring (63) and dashpot (5), the other end of first buffer spring (63) and the fixed surface of buffer beam (61) are connected, the one end fixed mounting of buffer beam (61) has unwrapping wire board (11), the fixed surface of U type bracing piece (1) installs a plurality of bump (10).

2. The strain clamp structure of claim 1, wherein: buffering subassembly (6) still include limiting plate (64) and second buffer spring (65), limiting plate (64) fixed mounting is at the other end of buffer beam (61), the top and the equal fixed mounting in bottom of limiting plate (64) have first slider (8), the inner wall fixed mounting of dashpot (5) has with first slider (8) assorted slide rail, the outside at buffer beam (61) is cup jointed in second buffer spring (65) activity.

3. The strain clamp structure of claim 2, wherein: the one end of second buffer spring (65) and the opposite side fixed connection of fixed plate (62), the other end of second buffer spring (65) and one side fixed connection of limiting plate (64), the opposite side fixed mounting of limiting plate (64) has third buffer spring (7), the one end of third buffer spring (7) and the inner wall fixed connection of dashpot (5).

4. The strain clamp structure of claim 1, wherein: the outside activity of buffer lever (61) has cup jointed fourth buffer spring (13), the one end of fourth buffer spring (13) and one side fixed connection of unwrapping wire board (11), the other end of fourth buffer spring (13) and the fixed surface of fixed block (4) are connected.

5. The strain clamp structure of claim 1, wherein: the top and the bottom of unwrapping wire board (11) all fixed mounting have second slider (14), the surface of U type bracing piece (1) all seted up with second slider (14) assorted spout (15), first unwrapping wire hole (12) have been seted up to the inside of unwrapping wire board (11), second unwrapping wire hole (16) have been seted up to the inside of arc (2).

6. The strain clamp structure of claim 1, wherein: the fixing device is characterized in that mounting blocks (9) are fixedly mounted on one side of the top end of the fixing block (4) and one side of the bottom end of the fixing block, and one side of each mounting block (9) is fixedly connected with the inner wall of the U-shaped supporting rod (1).