CN217642649U

CN217642649U - Lightning arrester device with shock-absorbing function

Info

Publication number: CN217642649U
Application number: CN202221391535.2U
Authority: CN
Inventors: 王春见
Original assignee: Hebei Gaoya Electric Power Equipment Co ltd
Current assignee: Hebei Gaoya Electric Power Equipment Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-10-21
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses an arrester device with shock-absorbing function, which comprises a bracket, wherein the bracket is connected with a base, one end of the base extends into the base, the top end of the base is fixedly connected with the bottom end of an arrester body, the top end of the arrester is provided with a cable fixing component, and a shock-absorbing component is arranged in the bracket; the damping assembly comprises a fixed clamping piece and a plurality of damping dampers, wherein the fixed clamping piece and the plurality of damping dampers are sleeved on the outer wall of the base; the cable fixing assembly comprises a fixing block and a plurality of clamping columns, the fixing block is in threaded connection with the top end of the lightning arrester body through a screw rod, a clamping groove is formed between two adjacent clamping columns, and a cable to be fixed is placed in the clamping groove. The utility model adopts the above structure an arrester device with shock-absorbing function is provided with damper on the base, guarantees that the support can not influence base and arrester body when receiving external influence vibration, improves arrester device's life.

Description

Lightning arrester device with shock-absorbing function

Technical Field

The utility model relates to an arrester technical field especially relates to an arrester device with shock-absorbing function.

Background

The lightning arrester is used for protecting electrical equipment from being damaged by high transient overvoltage during lightning stroke, limiting follow current time and normally limiting follow current amplitude, and is also sometimes called an overvoltage protector and an overvoltage limiter. Traditional arrester is when using, and the installation is generally fixed through bolt and carrier, and the carrier is when the slight shake appears in the influence that receives the nature, and the installation end of current arrester can't be to its effective shock attenuation, has reduced the life of arrester to the last cable fixed subassembly that is not equipped with of arrester.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an arrester device with shock-absorbing function to solve above-mentioned arrester and do not have shock-absorbing function and do not install the problem of the fixed subassembly of cable.

In order to achieve the purpose, the utility model provides an arrester device with a shock absorption function, which comprises a bracket and an arrester body, wherein the bracket is connected with a base, one end of the base extends into the bracket, the top end of the base is fixedly connected with the bottom end of the arrester body, the top end of the arrester is provided with a cable fixing component, and the inside of the bracket is provided with a shock absorption component sleeved on the base;

the shock absorption assembly comprises a fixed clamping piece and a plurality of shock absorption dampers, wherein the fixed clamping piece is sleeved on the outer wall of the base, one ends of the shock absorption dampers are hinged with the fixed clamping piece, and the other ends of the shock absorption dampers are hinged with the bracket;

the cable fixing assembly comprises a fixing block and a plurality of clamping columns which are uniformly distributed on the top end of the fixing block, the bottom end of the fixing block is in threaded connection with the top end of the lightning arrester body through a screw rod, a clamping groove is formed between two adjacent clamping columns, and a cable to be fixed is placed in the clamping groove.

Preferably, the clamping part that fixed clamp spare includes two symmetries and sets up, two be provided with between the clamping part the base, clamping part include the shell, set up in the inboard clamp of shell with set up in the pin rod at shell both ends, the outside of shell with damping damper's one end is articulated, the pin rod passes one in proper order shell, one clamp, another clamp and another the shell, the both ends of pin rod all are provided with the nut of screwing up.

Preferably, a damping spring is arranged between the shell and the clamp, and the damping spring is sleeved on the pin rod.

Preferably, the both sides of shell all are provided with the tight piece in top, the tight piece in top one side with the shell is connected, the tip of the tight piece in top with the base outer wall offsets, the pin rod passes one pass behind the clamp two relative the tight piece in top.

Preferably, the top end of the clamping column is provided with a protruding portion bending to the clamping groove, the bottom end of the clamping groove is provided with a bottom clamping piece, two adjacent protruding portions and the bottom clamping piece enclose an accommodating cavity, the accommodating cavity is provided with the cable to be fixed, and the protruding portions are made of elastic materials.

Preferably, the bottom clamping part comprises an arc-shaped plate, a clamping spring and a spring seat, the bottom end of the spring seat is connected with the clamping groove, the top end of the spring seat is connected with one end of the clamping spring, the other end of the clamping spring is connected with the bottom end of the arc-shaped plate, and the top end of the arc-shaped plate is abutted to the outer wall of the cable to be fixed.

Therefore, the utility model adopts the above structure an arrester device with shock-absorbing function has following beneficial effect:

1. install at the outside damper assembly of base and can guarantee that base and arrester body are not influenced by the vibration when the support receives external environment influence vibration, improve arrester body safety in utilization and life.

2. The accommodating cavity surrounded by the bulge on the clamping column and the top clamping piece can clamp the cable with the fixing band without damaging the cable, so that the cable is prevented from moving in the radial direction and the longitudinal direction and is convenient to clamp and fix.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

Fig. 1 is a schematic structural view of an embodiment of a lightning arrester device with a shock-absorbing function according to the present invention;

fig. 2 is a schematic structural view of a cable fixing assembly of an embodiment of the lightning arrester device with a shock-absorbing function according to the present invention;

fig. 3 is an enlarged view of a in an embodiment of a surge arrester device with a shock-absorbing function according to the present invention;

fig. 4 is a side view of a shock absorbing assembly of an embodiment of a surge arrester device having shock absorbing capabilities according to the present invention;

fig. 5 is a top view of a shock absorbing assembly of an embodiment of the arrester device with shock absorbing function of the present invention.

In the figure: 1. a lightning arrester body; 2. a base; 3. a support; 4. a screw; 5. a fixed block; 6. clamping the column; 7. a clamping groove; 8. a boss portion; 9. a receiving cavity; 10. a cable to be fixed; 11. an arc-shaped plate; 12. a clamping spring; 13. a spring seat; 14. a shock absorbing damper; 15. a housing; 16. clamping a hoop; 17. a pin rod; 18. a damping spring; 19. screwing down the nut; 20. and (5) a jacking block.

Detailed Description

The technical solution of the present invention is further explained by the accompanying drawings and examples.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The following describes embodiments of the present invention with reference to the accompanying drawings. As shown in fig. 1-5, an arrester device with shock-absorbing function includes a support 3 and an arrester body 1, the support 3 is connected with a base 2 having one end extending to the inside thereof, the top end of the base 2 is fixedly connected with the bottom end of the arrester body 1, the top end of the arrester is provided with a cable fixing component, and the support 3 is internally provided with a shock-absorbing component sleeved on the base 2. The fixed subassembly of cable mainly used walks around or fixes through on the 1 top of arrester body, avoids still using other parts to fix alone, and damper assembly mainly used receives external environment when the support 3 influences the vibration, and base 2 and arrester body 1 can not vibrate, influences its life.

The shock absorption assembly comprises a fixed clamping piece and a plurality of shock absorption dampers 14, wherein the fixed clamping piece and the shock absorption dampers 14 are sleeved on the outer wall of the base 2, one ends of the shock absorption dampers 14 are hinged with the fixed clamping piece, and the other ends of the shock absorption dampers 14 are hinged with the support 3; the fixed clamping part comprises two clamping parts which are symmetrically arranged, a base 2 is arranged between the two clamping parts, the two clamping parts clamp and fix the base 2 and are used for gradually weakening the vibration transmitted to the base 2 by the support 3, the clamping parts comprise a shell 15, a clamp 16 arranged on the inner side of the shell 15 and pin rods 17 arranged at two ends of the shell 15, the outer side of the shell 15 is hinged to one end of the shock absorption damper 14, the pin rods 17 sequentially penetrate through the shell 15, the clamp 16, the other clamp 16 and the other shell 15, and tightening nuts 19 are arranged at two ends of each pin rod 17. A damping spring 18 is arranged between the shell 15 and the clamp 16, and the damping spring 18 is sleeved on the pin rod 17. The both sides of shell 15 all are provided with the tight piece 20 in top, and the tight piece 20 in top one side is connected with shell 15, and the tip of the tight piece 20 in top offsets with base 2 outer wall, and the pin rod 17 passes two relative tight pieces 20 in top after passing a clamp 16, and the tight piece 20 in top on the shell 15 is relative with the tight piece 20 in top on another shell 15, and the tight direction in top of two tight pieces 20 is perpendicular with the tight direction of clamp 16's clamp, consequently is better to the tight fixed effect of clamp of base 2. When the fixed base 2 needs to be clamped, the base 2 is firstly placed between the two hoops 16, then under the condition that the base 2 is ensured to be vertical, the tightening nuts 19 at the two ends of the pin rod 17 are tightened simultaneously, at this time, under the action of the tightening nuts 19, the shell 15 utilizes the damping springs 18 to push the two hoops 16 to move relatively until the hoops 16 clamp the base 2, meanwhile, the end parts of the jacking blocks 20 are also abutted against the outer wall of the base 2, when the support 3 vibrates under the external influence, the damping dampers 14 can timely weaken the vibration, and the damping springs 18 can weaken the vibration transmitted to the bottom end of the base 2, so that the lightning arrester body 1 is prevented from being influenced by the vibration.

The fixed subassembly of cable includes fixed block 5 and a plurality of evenly distributed in the tight post 6 of clamp on fixed block 5 top, and the bottom of fixed block 5 is through the top threaded connection of screw rod 4 with arrester body 1, forms between two adjacent tight posts 6 and presss from both sides tight groove 7, has placed in the tight groove 7 and has waited to fix cable 10. The top end of the clamping column 6 is provided with a bulge 8 bending to the clamping groove 7, the bottom end of the clamping groove 7 is provided with a bottom clamping piece, two adjacent bulges 8 and the bottom clamping piece enclose a containing cavity 9, a cable 10 to be fixed is arranged in the containing cavity 9, and the bulge 8 is made of elastic materials. The bottom clamping piece includes arc 11, clamping spring 12 and spring holder 13, and the bottom of spring holder 13 is connected with clamping groove 7, and the top of spring holder 13 is connected with clamping spring 12's one end, and clamping spring 12's the other end is connected with the bottom of arc 11, and the top of arc 11 offsets with the outer wall of treating fixed cable 10. When using the tight cable 10 of waiting to fix of cable fixed subassembly clamp, at first will wait to fix the top that cable 10 aligns the clamping groove 7, utilize the elasticity of bellying 8 will wait to fix cable 10 and press into and hold cavity 9, wait the bottom of fixing cable 10 this moment and offset with arc 11, clamping spring 12 compresses, and the compression restoring force that utilizes bellying 8 and clamping spring 12 will wait to fix cable 10 and press from both sides tightly, makes it all be difficult for taking place to remove in radial and axial.

Therefore, the utility model adopts the above structure an arrester device with shock-absorbing function is provided with damper on the base, guarantees that the support can not influence base and arrester body when receiving external influence vibration, improves arrester device's life.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides an arrester device with shock-absorbing function which characterized in that: the lightning arrester comprises a support and a lightning arrester body, wherein the support is connected with a base, one end of the base extends into the lightning arrester body, the top end of the base is fixedly connected with the bottom end of the lightning arrester body, a cable fixing component is arranged at the top end of the lightning arrester, and a damping component sleeved on the base is arranged in the support;

the shock absorption assembly comprises a fixed clamping piece and a plurality of shock absorption dampers, the fixed clamping piece is sleeved on the outer wall of the base, one end of each shock absorption damper is hinged with the corresponding fixed clamping piece, and the other end of each shock absorption damper is hinged with the corresponding support;

2. A surge arrester apparatus having a shock absorbing function according to claim 1, characterized in that: fixed clamping piece includes the clamping part that two symmetries set up, two be provided with between the clamping part the base, clamping part include the shell, set up in the inboard clamp of shell with set up in the pin rod at shell both ends, the outside of shell with damping damper's one end is articulated, the pin rod passes one in proper order shell, one clamp, another clamp and another the shell, the both ends of pin rod all are provided with screws up the nut.

3. A surge arrester apparatus having a shock absorbing function according to claim 2, wherein: the shell with be provided with damping spring between the clamp, damping spring cover is located on the pin rod.

4. A surge arrester apparatus having a shock absorbing function according to claim 2, wherein: the both sides of shell all are provided with the tight piece in top, the tight piece in top one side with the shell is connected, the tight piece in top the tip with the base outer wall offsets, the pin rod passes one pass behind the clamp two relatively the tight piece in top.

5. A surge arrester apparatus having a shock absorbing function according to claim 1, characterized in that: the cable fixing device is characterized in that a protruding portion bent towards the clamping groove is arranged at the top end of the clamping column, a bottom clamping piece is arranged at the bottom end of the clamping groove, two adjacent protruding portions and the bottom clamping piece enclose a containing cavity, a cable to be fixed is arranged in the containing cavity, and the protruding portions are made of elastic materials.

6. A surge arrester apparatus having a shock absorbing function according to claim 5, wherein: the bottom clamping piece comprises an arc-shaped plate, a clamping spring and a spring seat, the bottom end of the spring seat is connected with the clamping groove, the top end of the spring seat is connected with one end of the clamping spring, the other end of the clamping spring is connected with the bottom end of the arc-shaped plate, and the top end of the arc-shaped plate is abutted to the outer wall of the cable to be fixed.