CN214124534U

CN214124534U - Antidetonation power cabinet

Info

Publication number: CN214124534U
Application number: CN202022898216.8U
Authority: CN
Inventors: 胡绍辉; 郭冬; 郭炼; 沈剑
Original assignee: Shanghai Gute Industrial Co ltd
Current assignee: Shanghai Gute Industrial Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-09-03
Anticipated expiration: 2030-12-03

Abstract

The utility model belongs to the technical field of medium voltage switchgear's field and specifically relates to an antidetonation power cabinet is related to, and it includes the cabinet body and built-in fitting, the bottom fixedly connected with base of the cabinet body, the built-in fitting is buried underground in the subaerial, subaerial fixed slot of having seted up, still set up in the fixed slot and communicate to the storage tank of built-in fitting, placed buffer in the storage tank, the base setting just covers the storage tank in the fixed slot, has set firmly the connecting block on the lateral wall of the cabinet body, and the lower terminal surface of connecting block supports and touches ground, connecting block and built-in fitting fixed connection. The method has the effect of pertinence protection on the earthquake longitudinal waves and the earthquake transverse waves.

Description

Antidetonation power cabinet

Technical Field

The application relates to the field of power cabinet equipment, especially, relate to an antidetonation power cabinet.

Background

At present, earthquakes occur frequently around the world, a switch device is one of the most critical devices in an electric power system, whether the functional integrity of the switch device can be ensured under the specified earthquake intensity is crucial to the safe and reliable operation of the electric power system, but the earthquake resistance of an earthquake-resistant box body of the switch device is generally not checked in the industry at present, namely, an earthquake resistance test is not carried out, and the earthquake resistance is basically not considered when the earthquake-resistant box body of the switch device is designed and researched, so that the earthquake resistance of the existing earthquake-resistant box body of the switch device is poor, and even the existing earthquake-resistant box body of the switch device deforms or is damaged in the transportation process, so that the improvement of the earthquake resistance of the switch device is crucial, and particularly in the nuclear power field, the earthquake resistance of the switch device directly influences the social safety and the environmental safety.

When earthquake occurs, the longitudinal wave firstly reaches the earth surface, so that the building or equipment vibrates up and down, the time of the transverse wave reaching the earth surface is later than that of the longitudinal wave, the transverse wave can cause the building or the equipment to shake left and right, and the destructive power is strong. The prior art adopts fixed cubical switchboard mostly, improves stability in order to prevent earthquake's harm, but does not carry out the protection of pertinence to seismic transverse wave and longitudinal wave, therefore the antidetonation effect is not good.

In view of the above-mentioned related art, the inventors consider that there is a drawback that the apparatus does not provide targeted protection against transverse waves and longitudinal waves of an earthquake.

SUMMERY OF THE UTILITY MODEL

In order to reduce shear wave and compressional wave when earthquake to switchgear's destruction, this application provides a antidetonation power cabinet.

The application provides a antidetonation power cabinet adopts following technical scheme:

the utility model provides an antidetonation power cabinet, its includes the cabinet body and built-in fitting, the bottom fixedly connected with base of the cabinet body, the built-in fitting is buried underground in the subsurface, the fixed slot has been seted up on the ground, has still seted up the storage tank that communicates to the built-in fitting in the fixed slot, has placed buffer in the storage tank, and the base setting just covers the storage tank in the fixed slot, has set firmly the connecting block on the lateral wall of the cabinet body, and the lower terminal surface of connecting block supports and touches ground, connecting block and built-in fitting fixed connection.

By adopting the technical scheme, the fixing groove has a limiting effect on the cabinet body, so that the amplitude of left and right shaking of the cabinet body in an earthquake is reduced, and the action effect of transverse waves is reduced; the buffer device plays a role in damping the cabinet body in the vertical direction, and the effect of the longitudinal wave of an earthquake on the cabinet body is reduced; the connecting block is fixedly connected with the cabinet body and the embedded part, so that the integrity of the cabinet body, the embedded part and the ground is enhanced, and the shock resistance of the cabinet body is enhanced.

Preferably, the buffering device comprises a hydraulic buffer and a sleeve, a base of the hydraulic buffer is fixedly connected with the embedded part, the base of the sleeve is fixed at the bottom of the base, and a collision head of the hydraulic buffer is inserted into the sleeve and is fixedly connected with the sleeve.

Through adopting above-mentioned technical scheme, pass through the bolt fastening after hydraulic buffer and the sleeve are pegged graft for connect firm while can dismantle again, conveniently change hydraulic buffer, strengthened the practicality and the convenience of device.

Preferably, be equipped with the blotter in the fixed slot, the blotter sets up along fixed slot inside wall circumference, and the inside wall of the fixed slot and the lateral wall of the cabinet body are contradicted to the both sides of blotter.

Through adopting above-mentioned technical scheme, the vibrations that the cabinet body and fixed slot inner wall collision arouse when the blotter can reduce the earthquake have played the stable effect of the internal components and parts of protection cabinet, have strengthened the security and the stability of the cabinet body.

Preferably, the embedded part is of a cavity structure, a wavy buffer plate is arranged in the embedded part, and the embedded part is made of elastic materials.

By adopting the technical scheme, when an earthquake occurs, transverse waves firstly reach the embedded part from the earthquake source, the embedded part is made of an elastic material and has certain ductility, and then the transverse waves are absorbed and buffered by the wavy buffer plate, and the weakened transverse waves are transmitted to the hydraulic buffer; the embedded part is used as a first heavy damping device, so that the strength of the transverse wave reaching the cabinet body is weakened, and the stability and the safety of the cabinet body are enhanced.

Preferably, the internal portion of cabinet is equipped with a plurality of baffles, the lateral wall and the internal lateral wall fixed connection of cabinet of baffle, and a plurality of independent cavities are cut apart with cabinet body inner chamber to the baffle, have seted up the bleeder vent on the baffle.

Through adopting above-mentioned technical scheme, the baffle is cut apart into a plurality of independent cavities with the cabinet body, and components and parts are placed respectively and are installed in the cavity of difference, and when components and parts in certain cavity drop because of the earthquake, it can drop on the baffle, has reduced the components and parts that drop and other components and parts collide once more and cause the probability of short circuit, has strengthened the security and the practicality of the cabinet body.

Preferably, one side opening of the cabinet body, the opening part articulates there is the guard gate, has set firmly the joint buckle on the lateral wall that the guard gate deviates from the cabinet body, has set firmly the joint spare on the lateral wall of the cabinet body, joint buckle and joint spare can the joint lock to the separation of restriction guard gate and the cabinet body.

Through adopting above-mentioned technical scheme, the joint buckle can with joint spare lock for the guard gate is fixed with the cabinet body, during the earthquake, can reduce the probability that the guard gate was opened by vibrations, plays the effect of the internal part components and parts of protection cabinet, has kept the integrality of cabinet body function, has strengthened the security and the practicality of the cabinet body.

Preferably, the top of the cabinet body is provided with a wire inlet hole, the wire inlet hole is provided with a protective sleeve, the protective sleeve is in interference fit with the wire inlet hole, and the cable penetrates through the protective sleeve.

Through adopting above-mentioned technical scheme, in the lag casing was worn to locate by the cable, the cracked probability of cable because vibrations and impact take place when having reduced the earthquake had promoted the cabinet body and has kept the probability of functional integrity, had strengthened the stability and the practicality of the cabinet body.

Preferably, the lateral wall that the cabinet body is not equipped with the guard gate is equipped with the spring, and the one end fixedly connected with bracing piece that the lateral wall of the cabinet body was kept away from to the spring, bracing piece slope set up and one end and ground fixed connection.

Through adopting above-mentioned technical scheme, the bracing piece slope sets up, can apply the effort of horizontal direction to the cabinet body promptly, also can apply the effort of vertical direction to the cabinet body, and the paralysed a plurality of existence can be to rocking of the cabinet body produce the buffering, has weakened the effect of shear wave and longitudinal wave to the cabinet body, has strengthened the security and the practicality of the cabinet body.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fixed groove has a limiting effect on the cabinet body, so that the amplitude of left and right shaking of the cabinet body during an earthquake is reduced, and the action effect of transverse waves is reduced; the buffer device plays a role in damping the cabinet body in the vertical direction, and the effect of the longitudinal wave of an earthquake on the cabinet body is reduced; the cabinet body is fixedly connected with the embedded part through the connecting block, so that the integrity of the cabinet body, the embedded part and the ground is enhanced, and the shock resistance of the cabinet body is enhanced;

2. the buffer cushion can reduce the vibration caused by the collision between the cabinet body and the inner wall of the fixed groove in the earthquake, play a role in protecting the stability of components in the cabinet body, and enhance the safety and the stability of the cabinet body;

3. the bracing piece slope sets up, can apply the effort of horizontal direction promptly to the cabinet body, also can apply the effort of vertical direction to the cabinet body, and the paralysed a plurality of existence can produce the buffering to rocking of the cabinet body, has weakened the effect of shear wave and longitudinal wave to the cabinet body, has strengthened the security and the practicality of the cabinet body.

Drawings

FIG. 1 is a general schematic view of a cabinet according to an embodiment of the present application;

FIG. 2 is a sectional structure view of the cabinet in the embodiment of the present application;

fig. 3 is a partially enlarged schematic view of a in fig. 1 according to an embodiment of the present application.

Description of reference numerals: 1. a cabinet body; 11. a base; 12. connecting blocks; 13. a partition plate; 131. air holes are formed; 14. a protective door; 15. clamping a retaining ring; 16. a clamping piece; 17. a wire inlet hole; 18. a protective sleeve; 2. embedding parts; 21. a buffer plate; 3. a ground surface; 31. fixing grooves; 32. a containing groove; 33. a cushion pad; 4. a buffer device; 41. a hydraulic buffer; 42. a sleeve; 5. a spring; 51. a support rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses antidetonation power cabinet, refer to fig. 1, and it includes the cabinet body 1 and built-in fitting 2, 1 bottom fixedly connected with base 11 of the cabinet body, and base 11 and the cabinet body 1 design for integrated into one piece, and built-in fitting 2 sets firmly in the ground 3 of cement material.

Referring to fig. 2 and 3, the embedded part 2 is a hollow structure, and is made of memory steel, and a buffer plate 21 made of wave-shaped rubber is arranged in the embedded part. The fixing groove 31 has been seted up on ground 3, has still seted up the storage tank 32 that communicates to built-in fitting 2 in the fixing groove 31, and base 11 places in built-in fitting 2 and covers storage tank 32, is equipped with the blotter 33 of rubber material in the fixing groove 31, and the blotter 33 sets up along fixing groove 31 inside wall circumference, and the inside wall of fixing groove 31 and the lateral wall of base 11 are contradicted to the both sides of blotter 33.

Referring to fig. 1 and 2, a buffer device 4 is disposed in the accommodating groove 32, the buffer device 4 includes a sleeve 42 and a hydraulic buffer 41, a base of the sleeve 42 is welded to a bottom plate of the base 11, a base of the hydraulic buffer 41 is welded to the embedded part 2, a head of the hydraulic buffer 41 is inserted into the sleeve 42 and fixed by bolts, and four sets of buffer devices 4 are disposed. The lateral wall of the cabinet body 1 is provided with a connecting block 12 integrally formed with the cabinet body, the lower end face of the connecting block 12 is abutted against the ground 3, and the connecting block 12 is fixedly connected with the embedded part 2 through a bolt.

Referring to fig. 1 and 2, a plurality of insulating partition plates 13 are arranged in the cabinet body 1, the side walls of the partition plates 13 are welded and fixed with the inner side wall of the cabinet body 1, the partition plates 13 divide the interior of the cabinet body 1 into a plurality of independent cavities, and air holes 131 are formed in the partition plates 13. One side of the cabinet body 1 is provided with an opening, a protective door 14 is hinged at the opening through a rotating shaft, a clamping buckle ring 15 is welded on the side wall of the protective door 14, which is far away from the cabinet body 1, a clamping piece 16 is welded on the side wall of the cabinet body 1, the clamping buckle ring 15 and the clamping piece 16 can be clamped and buckled, the separation of the protective door 14 and the cabinet body 1 is limited, and a plurality of groups of clamping buckle rings 15 and clamping pieces 16 are arranged in the vertical direction; the entrance hole 17 has been seted up at the top of the cabinet body 1, and entrance hole 17 department cover is equipped with protective sheath 18, and in protective sheath 18 was worn to locate by the cable, protective sheath 18 and entrance hole 17 interference fit.

Referring to fig. 1, springs 5 are arranged on three side walls of the cabinet body 1, which are not provided with the protective door 14, one end of each spring 5 is welded with the side wall of the cabinet body 1, the other end of each spring 5 is connected with a support rod 51, the other end of each support rod 51 is embedded in the bottom surface 3, and the support rods 51 are obliquely arranged; when the cabinet 1 rocks in a certain direction, the spring 5 located in the direction is compressed and abuts against the support rod 51, the spring 5 absorbs the kinetic energy of the cabinet 1, and the support rod 51 blocks the movement of the cabinet 1 to the side.

The implementation principle of the anti-seismic power cabinet 1 in the embodiment of the application is as follows: during earthquake, the earthquake longitudinal wave firstly arrives and acts on the buffer device 4, and the longitudinal wave is mainly absorbed and buffered by the hydraulic buffer 41, so that the effect of vertical shaking of the cabinet body 1 caused by the longitudinal wave is weakened; and then, the transverse waves arrive and act on the embedded part 2, the embedded part 2 is made of memory steel and has strong ductility, and the transverse waves are mainly absorbed and buffered by the embedded part 2 and the wavy buffer plate 21, so that the effect of left-right shaking of the cabinet body 1 caused by the transverse waves is weakened.

The cabinet body 1, the ground 3 and the embedded part 2 are connected and fastened through the connecting block 12 arranged on the ground 3, so that the integrity is enhanced, and the shaking amplitude of the cabinet body 1 can be reduced; the spring 5 can absorb and buffer the energy generated when the cabinet body 1 shakes, so that the shaking range of the cabinet body 1 is weakened, and the supporting rod 51 can generate pulling force or pushing force in the opposite direction to the cabinet body 1 when the cabinet body 1 shakes up and down or left and right, so that the shaking of the cabinet body 1 is prevented. When components and parts in a certain cavity drop in rocking, can be stopped by baffle 13, reduced the probability that components and parts that drop contacted other normal work components and parts and caused the short circuit, further ensured the safety of cabinet body 1. The protective sleeve 18 can protect the access cable, and reduce the probability that the cable is broken due to shaking and impact, thereby affecting the integrity of the function of the cabinet 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An antidetonation power cabinet which characterized in that: including the cabinet body (1) and built-in fitting (2), bottom fixedly connected with base (11) of the cabinet body (1), built-in fitting (2) are buried underground under ground (3), fixed slot (31) have been seted up on ground (3), still set up in fixed slot (31) and communicate to storage tank (32) of built-in fitting (2), placed buffer (4) in storage tank (32), base (11) set up in fixed slot (31) and cover storage tank (32), have set firmly connecting block (12) on the lateral wall of the cabinet body (1), and the lower terminal surface of connecting block (12) is to touching ground (3), connecting block (12) and built-in fitting (2) fixed connection.

2. An anti-seismic power cabinet according to claim 1, wherein: the damping device (4) comprises a hydraulic buffer (41) and a sleeve (42), the base of the hydraulic buffer (41) is fixedly connected with the embedded part (2), the base of the sleeve (42) is fixed at the bottom of the base (11), and the collision head of the hydraulic buffer (41) is inserted into the sleeve (42) and is fixedly connected with the sleeve.

3. An anti-seismic power cabinet according to claim 1, wherein: be equipped with blotter (33) in fixed slot (31), blotter (33) set up along fixed slot (31) inside wall circumference, and the both sides of blotter (33) are contradicted the inside wall of fixed slot (31) and the lateral wall of the cabinet body (1).

4. An anti-seismic power cabinet according to claim 1, wherein: the embedded part (2) is of a cavity structure, a buffer plate (21) is arranged in the embedded part, and the embedded part (2) is made of elastic materials.

5. An anti-seismic power cabinet according to claim 1, wherein: the cabinet body (1) is inside to be equipped with a plurality of insulation barrier (13), the lateral wall and the cabinet body (1) inside wall fixed connection of insulation board, and a plurality of independent cavities are cut apart with cabinet body (1) inner chamber in baffle (13), have seted up bleeder vent (131) on baffle (13).

6. An anti-seismic power cabinet according to claim 1, wherein: the utility model discloses a cabinet, including the cabinet body, the one side opening of the cabinet body (1), the opening part articulates there is guard gate (14), has set firmly joint buckle (15) on guard gate (14) the lateral wall that deviates from the cabinet body (1), has set firmly joint spare (16) on the lateral wall of the cabinet body (1), and joint buckle (15) and joint spare (16) can the joint lock to the separation of restriction guard gate (14) and the cabinet body (1).

7. An anti-seismic power cabinet according to claim 1, wherein: the top of the cabinet body (1) is provided with a wire inlet hole (17), a protective sleeve (18) is arranged at the wire inlet hole (17), the protective sleeve (18) is in interference fit with the wire inlet hole (17), and the cable is arranged in the protective sleeve (18) in a penetrating mode.

8. An anti-seismic power cabinet according to claim 7, wherein: be equipped with spring (5) on the lateral wall that the cabinet body (1) was not equipped with guard gate (14), one end fixedly connected with bracing piece (51) of the cabinet body (1) lateral wall is kept away from in spring (5), and bracing piece (51) slope sets up and one end and ground (3) fixed connection.