CN219144735U

CN219144735U - High-voltage switch cabinet with internal arcing protection structure

Info

Publication number: CN219144735U
Application number: CN202221864585.8U
Authority: CN
Inventors: 黄山; 彭永强
Original assignee: People Electrical Appliance Group Shanghai Co Ltd
Current assignee: People Electrical Appliance Group Shanghai Co Ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-06-06
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses a high-voltage switch cabinet with an internal arcing protection structure, which comprises a high-voltage switch cabinet main body and a cabinet door, wherein the cabinet door is movably hinged to one side of the high-voltage switch cabinet main body through a hinge, an observation window is arranged at a position, close to the top end, of the cabinet door, and a plurality of groups of indicator lamps are arranged at the bottom end of the observation window. This high tension switchgear with inside arcing protection architecture is through being provided with protection casing, fire-retardant rock wool and pneumatic valve, when using, fills inert gas through the pneumatic valve to the protection casing is inside, inert gas can be effectively fire-retardant, fire-retardant rock wool on the protection casing inside wall still has fire-retardant thermal-insulated effect simultaneously, can utilize the protection casing to carry out fire-retardant thermal-insulated protection at the arcing time of circuit breaker like this, be difficult to cause the incident when breaking down, the problem of the inside arcing protection architecture that lacks the circuit breaker of solution, the incident is easily triggered when breaking down.

Description

High-voltage switch cabinet with internal arcing protection structure

Technical Field

The utility model relates to the technical field of high-voltage switch cabinets, in particular to a high-voltage switch cabinet with an internal arcing protection structure.

Background

The high-voltage switch cabinet is used for equipment with the functions of on-off, control or protection and the like in the power generation, transmission, distribution, electric energy conversion and consumption of a power system, and is used as an electric product with the voltage level of 3.6 kV-550 kV, and the high-voltage isolating switch, the grounding switch, the high-voltage load switch, the high-voltage automatic superposition and sectionalizer, the high-voltage operating mechanism, the high-voltage explosion-proof power distribution device, the high-voltage switch cabinet and the like are large in types, and the arcing protection structure of a circuit breaker is lacked in the existing high-voltage switch cabinet, so that safety accidents are easy to cause when faults occur; the inside is not provided with a moisture absorption and damp-proof structure, so that an electric appliance component is easy to damage, and the service life of the high-voltage switch cabinet is influenced; inconvenient transfer and poor bottom stability; a high voltage switchgear with an internal arcing protection architecture is proposed to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a high-voltage switch cabinet with an internal arcing protection structure, which aims to solve the problem that the internal arcing protection structure lacking a circuit breaker is provided in the background art, and safety accidents are easy to cause when faults occur.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high tension switchgear with inside arcing protection architecture, includes high tension switchgear main part and cabinet door, the cabinet door passes through hinge swing joint in one side of high tension switchgear main part, the position department that is close to the top on the cabinet door is provided with the observation window, the bottom of observation window is provided with multiunit pilot lamp, the inside fixedly connected with electrical component of high tension switchgear main part, one side fixed mounting on the inside top of high tension switchgear main part has the circuit breaker, the protection casing has been cup jointed to the outside of circuit breaker, fixedly connected with fire-retardant rock wool on the inside wall of protection casing, the top of protection casing is provided with the pneumatic valve.

Preferably, the position department that high tension switchgear main part is close to the bottom is provided with the slot, the inside slip grafting of slot has the drawer, the front end fixedly connected with handle of drawer, the inside of drawer has placed the moisture absorption granule.

Preferably, a plurality of groups of through holes are respectively formed in two sides of the top end of the slot, and the plurality of groups of through holes are distributed at equal intervals.

Preferably, four corners of high tension switchgear main part bottom are swing joint respectively has the truckle, the bottom of high tension switchgear main part both sides is fixedly connected with stabilizer plate respectively, the screw has been seted up to the intermediate position department of stabilizer plate, the inside of screw runs through there is the screw rod, the top fixedly connected with of screw rod changes the handle, the bottom swing joint of screw rod has the backup pad.

Preferably, the two ends of the bottom of the supporting plate are respectively fixedly connected with a fixed support leg, and the bottom ends of the fixed support legs and the bottom ends of the casters are in the same horizontal plane.

Preferably, the two ends at the top of the supporting plate are respectively and fixedly connected with a limiting column, and the two ends inside the stabilizing plate are respectively provided with limiting holes.

Preferably, the top end of the limiting post penetrates to the inside of the limiting hole.

Compared with the prior art, the utility model has the beneficial effects that: the high-voltage switch cabinet with the internal arcing protection structure not only realizes the arcing protection structure with the circuit breaker arranged inside, but also is not easy to cause safety accidents when faults occur, realizes the moisture absorption and dampproof structure inside, prevents the electric appliance components from being damaged, ensures the service life of the high-voltage switch cabinet, realizes convenient transfer, and has higher bottom stability;

(1) Through being provided with protection casing, fire-retardant rock wool and pneumatic valve, when using, fill inert gas to the protection casing inside through the pneumatic valve, inert gas can be effectively fire-retardant, and fire-retardant rock wool on the protection casing inside wall still has fire-retardant thermal-insulated effect simultaneously, can utilize the protection casing to carry out fire-retardant thermal-insulated protection at the arcing time of circuit breaker like this, is difficult to cause the incident when breaking down;

(2) Through being provided with slot, drawer, through-hole, moisture absorption granule and handle, when using, insert the inside of slot after placing moisture absorption granule in the drawer inside, moisture absorption granule can carry out moisture absorption to the inside of high tension switchgear main part through the through-hole, can effectively avoid the inside moisture absorption of high tension switchgear main part to lead to electrical components to receive the damage like this, guarantee the life of this high tension switchgear;

(3) Through being provided with stabilizer blade, truckle, screw rod, changeing the handle, spacing hole, spacing post, backup pad and fixed stabilizer blade, when using, the bottom of high tension switchgear main part is supported by fixed stabilizer blade, and the support atress is even, and stability is higher, when needs shift high tension switchgear main part, rotates the commentaries on classics handle, makes the screw rod rotate at the screw inside and upwards feeds, and the screw rod can upwards stimulate the backup pad, makes the backup pad vertical rising under the spacing effect of spacing post to make fixed stabilizer blade rise and break away from ground, just can promote the high tension switchgear main part through the truckle at this moment and remove, conveniently shift high tension switchgear main part.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is an enlarged schematic side view of the stabilizer plate of the present utility model;

FIG. 3 is a schematic top view of a drawer according to the present utility model;

fig. 4 is an enlarged schematic view of the front section of the protective cover of the present utility model.

In the figure: 1. a high voltage switchgear main body; 2. a stabilizing plate; 3. a slot; 4. a drawer; 5. a through hole; 6. casters; 7. a cabinet door; 8. an indicator light; 9. an observation window; 10. a circuit breaker; 11. a protective cover; 12. an electrical component; 13. a screw hole; 14. a screw; 15. a rotating handle; 16. a limiting hole; 17. a limit column; 18. a support plate; 19. fixing the support legs; 20. moisture-absorbing particles; 21. a handle; 22. flame-retardant rock wool; 23. and an air valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, a high-voltage switch cabinet with an internal arcing protection structure comprises a high-voltage switch cabinet body 1 and a cabinet door 7, wherein the cabinet door 7 is movably hinged to one side of the high-voltage switch cabinet body 1 through a hinge, an observation window 9 is arranged at a position, close to the top end, of the cabinet door 7, a plurality of groups of indicator lamps 8 are arranged at the bottom end of the observation window 9, an electric component 12 is fixedly connected to the inside of the high-voltage switch cabinet body 1, a circuit breaker 10 is fixedly arranged on one side of the top end of the inside of the high-voltage switch cabinet body 1, a protective cover 11 is sleeved outside the circuit breaker 10, flame-retardant rock wool 22 is fixedly connected to the inner side wall of the protective cover 11, and an air valve 23 is arranged at the top end of the protective cover 11;

specifically, as shown in fig. 1 and fig. 4, inert gas is filled into the protective cover 11 through the gas valve 23, the inert gas can effectively prevent flame, and meanwhile, the flame-retardant rock wool 22 on the inner side wall of the protective cover 11 also has flame-retardant and heat-insulating effects, so that the protective cover 11 can be used for flame-retardant and heat-insulating protection in the arcing time of the circuit breaker 10, and safety accidents are not easy to be caused when faults occur.

Example 2: the high-voltage switch cabinet comprises a high-voltage switch cabinet body 1, a drawer 4, a handle 21, moisture absorption particles 20, a plurality of groups of through holes 5, and a plurality of groups of through holes 5, wherein the position, close to the bottom end, of the high-voltage switch cabinet body 1 is provided with the slot 3;

specifically, as shown in fig. 1 and 3, after the moisture absorption particles 20 are placed in the drawer 4, the moisture absorption particles 20 are inserted into the slot 3, and the moisture absorption is performed on the inside of the high-voltage switch cabinet main body 1 through the through holes 5, so that the damage to the electrical components 12 caused by the internal moisture absorption of the high-voltage switch cabinet main body 1 can be effectively avoided, and the service life of the high-voltage switch cabinet is ensured.

Example 3: four corners of the bottom end of the high-voltage switch cabinet main body 1 are respectively and movably connected with truckles 6, the bottom ends of two sides of the high-voltage switch cabinet main body 1 are respectively and fixedly connected with a stabilizing plate 2, a screw hole 13 is formed in the middle position of the stabilizing plate 2, a screw rod 14 penetrates through the inside of the screw hole 13, the top end of the screw rod 14 is fixedly connected with a rotating handle 15, and the bottom end of the screw rod 14 is movably connected with a supporting plate 18;

the two ends of the bottom of the supporting plate 18 are respectively fixedly connected with a fixed support leg 19, the bottom ends of the fixed support legs 19 and the bottom ends of the casters 6 are positioned on the same horizontal plane, the two ends of the top of the supporting plate 18 are respectively fixedly connected with a limiting column 17, the two ends of the inside of the stabilizing plate 2 are respectively provided with a limiting hole 16, and the top ends of the limiting columns 17 penetrate into the inside of the limiting holes 16;

specifically, as shown in fig. 1 and 2, the bottom of the high-voltage switch cabinet main body 1 is supported by the fixed support legs 19, the supporting stress is uniform, the stability is higher, when the high-voltage switch cabinet main body 1 needs to be transferred, the rotating handle 15 is rotated, the screw 14 rotates in the screw hole 13 to feed upwards, the screw 14 can pull the support plate 18 upwards, the support plate 18 vertically rises under the limiting action of the limiting column 17, and therefore the fixed support legs 19 are lifted to be separated from the ground, and at the moment, the high-voltage switch cabinet main body 1 can be pushed to move through the casters 6, so that the high-voltage switch cabinet main body 1 is convenient to transfer.

Working principle: when the high-voltage switch cabinet is used, firstly, inert gas is filled into the protective cover 11 through the air valve 23, the inert gas can effectively resist flame, meanwhile, flame-retardant rock wool 22 on the inner side wall of the protective cover 11 also has flame-retardant and heat-insulating effects, secondly, moisture absorption particles 20 are placed in the drawer 4 and then are inserted into the slot 3, moisture absorption particles 20 can absorb moisture in the high-voltage switch cabinet body 1 through the through holes 5, the bottom of the high-voltage switch cabinet body 1 is supported by the fixed support legs 19, the supporting stress is uniform, when the high-voltage switch cabinet body 1 needs to be transferred, the rotating handle 15 is rotated, the screw 14 rotates and feeds upwards in the screw hole 13, the screw 14 can pull the supporting plate 18 upwards, the supporting plate 18 is vertically lifted under the limiting effect of the limiting post 17, so that the fixed support legs 19 are lifted to be separated from the ground, at the moment, the high-voltage switch cabinet body 1 can be pushed to move through the casters 6, the high-voltage switch cabinet with the internal arcing protection structure can utilize the protective cover 11 to conduct flame-retardant and heat-insulating protection at the arcing time of the breaker 10, safety accidents are not easy to be triggered when faults occur, and the high-voltage switch cabinet body 12 is effectively prevented from being damaged inside the high-voltage switch cabinet body 1, the high-voltage switch cabinet is guaranteed to be transferred, and the service life is convenient, and the high-voltage switch cabinet is ensured, and the service life is stable.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high tension switchgear with inside arcing protection architecture, includes high tension switchgear main part (1) and cabinet door (7), its characterized in that: cabinet door (7) are articulated in one side of high tension switchgear main part (1) through the hinge activity, the position department that is close to the top on cabinet door (7) is provided with observation window (9), the bottom of observation window (9) is provided with multiunit pilot lamp (8), the inside fixedly connected with electrical component (12) of high tension switchgear main part (1), one side fixed mounting on the inside top of high tension switchgear main part (1) has circuit breaker (10), protection casing (11) have been cup jointed in the outside of circuit breaker (10), fixedly connected with fire-retardant rock wool (22) on the inside wall of protection casing (11), the top of protection casing (11) is provided with pneumatic valve (23).

2. A high voltage switchgear with internal arcing protection architecture according to claim 1, characterized in that: the high-voltage switch cabinet is characterized in that a slot (3) is formed in the position, close to the bottom end, of the high-voltage switch cabinet body (1), a drawer (4) is slidably inserted into the slot (3), a handle (21) is fixedly connected to the front end of the drawer (4), and moisture absorption particles (20) are placed in the drawer (4).

3. A high voltage switchgear with internal arcing protection architecture according to claim 2, characterized in that: a plurality of groups of through holes (5) are respectively formed in two sides of the top end of the slot (3), and the plurality of groups of through holes (5) are distributed at equal intervals.

4. A high voltage switchgear with internal arcing protection architecture according to claim 1, characterized in that: four corners of high tension switchgear main part (1) bottom are swing joint respectively have truckle (6), the bottom of high tension switchgear main part (1) both sides is fixedly connected with stabilizer plate (2) respectively, screw (13) have been seted up to the intermediate position department of stabilizer plate (2), the inside of screw (13) is run through has screw rod (14), the top fixedly connected with of screw rod (14) changes handle (15), the bottom swing joint of screw rod (14) has backup pad (18).

5. A high voltage switchgear with internal arcing protection architecture according to claim 4, characterized in that: the two ends of the bottom of the supporting plate (18) are respectively fixedly connected with a fixed support leg (19), and the bottom ends of the fixed support legs (19) and the bottom ends of the casters (6) are positioned on the same horizontal plane.

6. A high voltage switchgear with internal arcing protection architecture according to claim 4, characterized in that: limiting columns (17) are fixedly connected to the two ends of the top of the supporting plate (18) respectively, and limiting holes (16) are formed in the two ends of the inside of the stabilizing plate (2) respectively.

7. The high voltage switchgear with internal arcing protection architecture of claim 6, wherein: the top end of the limiting column (17) penetrates into the limiting hole (16).