CN217789163U

CN217789163U - Low-voltage draw-out type switch cabinet with protection function

Info

Publication number: CN217789163U
Application number: CN202221309041.5U
Authority: CN
Inventors: 金科; 吴小刚
Original assignee: Chongqing Walteng Electric Technology Co ltd
Current assignee: Chongqing Walteng Electric Technology Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-11
Anticipated expiration: 2032-05-26

Abstract

The utility model relates to the technical field of switch cabinets, and discloses a low-voltage draw-out type switch cabinet with a protection function, which comprises a main body mechanism, a protection mechanism and a ventilation mechanism, wherein the protection mechanism is positioned at the outer side of the main body mechanism, and the ventilation mechanism is positioned at the outer side of the main body mechanism; the main body mechanism comprises a distribution cabinet body, an inner hanging bracket, a ventilation opening and a distribution machine body, wherein the inner hanging bracket is fixedly installed at the top inside the distribution cabinet body, the lower end of the inner hanging bracket extends to the bottom inside the distribution cabinet body, and the left part, the right part and the lower part of the inner hanging bracket are of plate-shaped structures. This low-voltage draw-out type cubical switchboard with safeguard function installs fire resistive construction, can still carry a large amount of dry powder at the internal injection that forms carbon dioxide gas explosion formula of switch board after the conflagration comes, can be fast effectual directly put out the conflagration, avoid the intensity of a fire to spread and cause the damage to other intact electrical components, improved the protectiveness of this cubical switchboard.

Description

Low-voltage draw-out type switch cabinet with protection function

Technical Field

The utility model relates to a cubical switchboard technical field specifically is a low pressure pull-out type cubical switchboard with safeguard function.

Background

A plurality of electrical components are arranged in the switch cabinet and connected together through lines, most of the existing switch cabinets are not provided with fireproof measures, generally only can give out an alarm after a fire disaster happens, and then the fire is extinguished by using a fire extinguisher by a worker, but the mode easily causes the spread of the fire disaster, and the damage phenomenon of the electrical components in the whole switch cabinet can be caused by the fire disaster caused by a single electrical appliance.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a low pressure pull-out type cubical switchboard with safeguard function to propose the most at present cubical switchboard and do not install the fire prevention measure in solving above-mentioned background art, generally only can send out the police dispatch newspaper after the conflagration breaing out, use the fire extinguisher by the staff again to put out a fire to it, but this kind of mode leads to the diffusion of conflagration easily, can lead to the problem that the phenomenon appears damaging in the inside electrical component of whole cubical switchboard to the conflagration that causes by single electrical apparatus.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a low-voltage draw-out type switch cabinet with a protection function comprises a main body mechanism, a protection mechanism and a ventilation mechanism, wherein the protection mechanism is positioned on the outer side of the main body mechanism;

the main part mechanism includes the distribution cabinet body, interior gallows, vent and distribution machine body, interior gallows fixed mounting is at the inside top of the distribution cabinet body, the lower extreme of interior gallows extends to the bottom of the distribution cabinet body inside, two portions and lower part about interior gallows are platelike structure, the rear end of interior gallows is laminated with the rear end inner wall of the distribution cabinet body, the front end of interior gallows and the front end of the distribution cabinet body are located the coplanar, the vent runs through the lower extreme that sets up including the gallows, distribution machine body fixed mounting is in the inside of interior gallows.

Preferably, the protection mechanism includes mounting box, high-pressure chamber one, spouts material pipe one and solenoid valve one, go up the mounting box and pass through the upper portion at distribution cabinet body left and right sides both ends of screw fixed mounting, the inner of going up the mounting box extends to the inside of distribution cabinet body, high-pressure chamber one is fixed to be set up in the inside of last mounting box, spout the right-hand member of material pipe fixed intercommunication at high-pressure chamber one, solenoid valve one fixed mounting has microcontroller and thermal sensor in the distribution cabinet body.

Preferably, protection machanism still includes mounting box, high-pressure chamber two, spouts material pipe two, solenoid valve two down, the mounting box passes through the lower part at both ends about the distribution cabinet body through screw fixed mounting down, the inner of mounting box extends to the inside of the distribution cabinet body down, two fixed inside that set up the mounting box under of high-pressure chamber, spout the right-hand member of two fixed intercommunications of material pipe at high-pressure chamber two, two fixed mounting of solenoid valve are in the inside of spouting material pipe two, and fire resistive construction is installed to this cubical switchboard, can be at the internal injection that forms carbon dioxide gas explosion formula of switch board after the conflagration comes, still can carry a large amount of dry powder when spraying, can be fast effectual directly put out the conflagration, avoid the intensity of a fire to spread and cause the damage to other intact electrical components, improved the protectiveness of this cubical switchboard.

Preferably, ventilation mechanism includes air intake and exhaust fan, the air intake is fixed to be set up at the left and right sides both ends on distribution cabinet body upper portion, exhaust fan fixed mounting is in the upper end of the distribution cabinet body, and through the installation exhaust fan, the exhaust fan also can play the additional action when the conflagration takes place, and the exhaust fan can accelerate the speed that carbon dioxide gas and dry powder gushed into the distribution body, has further improved the protectiveness of this cubical switchboard.

Preferably, ventilation mechanism still includes link and fin, link fixed mounting is in the upper end of the switch cabinet body, the link passes the switch cabinet body and with interior gallows fixed connection, link and interior gallows structure as an organic whole, fin fixed mounting is in the outer end of link, the fin is located the outside of exhaust fan, on the heat that distributes organism during operation gived off or at first spread the interior gallows, interior gallows can be with heat conduction to link department, the link with heat conduction to fin, all be located the cubical switchboard outside at fin and link, can obtain quick cooling, improve the radiating effect of this cubical switchboard.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the low-voltage draw-out type switch cabinet with the protection function is provided with a fireproof structure, carbon dioxide gas explosion type injection can be formed in the power distribution cabinet body after a fire disaster comes, a large amount of dry powder can be carried during injection, the fire disaster can be quickly and effectively extinguished directly, the fire spread is avoided, other intact electrical components are prevented from being damaged, and the protection performance of the switch cabinet is improved;

2. the low-voltage draw-out switch cabinet with the protection function has the advantages that the exhaust fan is arranged, the exhaust fan can also play an auxiliary role when a fire disaster happens, the exhaust fan can accelerate the speed of carbon dioxide gas and dry powder flowing into a distribution machine body, and the protection performance of the switch cabinet is further improved;

3. this low pressure pull-out type cubical switchboard with safeguard function, the heat that distributes at the distribution organism during operation gives off or at first spread to interior gallows, interior gallows can be with heat conduction to link department, and the link is outside all being located the cubical switchboard at fin and link, can obtain quick cooling, improves the radiating effect of this cubical switchboard with heat conduction to the fin.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic view of the sectional structure of the protection mechanism of the present invention;

fig. 4 is a schematic view of the sectional structure of the ventilation mechanism of the present invention.

In the figure: 1. a main body mechanism; 2. a protection mechanism; 3. a ventilation mechanism; 101. a power distribution cabinet body; 102. an inner hanger; 103. a vent; 104. a power distribution body; 105. sealing rubber strips; 106. a support base plate; 107. a universal wheel; 201. mounting a box; 202. a first high-pressure bin; 203. a first material spraying pipe; 204. a first electromagnetic valve; 205. a lower mounting box; 206. a second high-pressure bin; 207. a material spraying pipe II; 208. a second electromagnetic valve; 301. an air inlet; 302. an exhaust fan; 303. a connecting frame; 304. and a heat sink.

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. 1-4, the present invention provides a technical solution: a low-voltage draw-out type switch cabinet with a protection function comprises a main body mechanism 1, a protection mechanism 2 and a ventilation mechanism 3, wherein the protection mechanism 2 is positioned on the outer side of the main body mechanism 1, and the ventilation mechanism 3 is positioned on the outer side of the main body mechanism 1; the main mechanism 1 comprises a distribution cabinet body 101, an inner hanger 102, a vent 103 and a distribution cabinet body 104, wherein the inner hanger 102 is fixedly installed at the top inside the distribution cabinet body 101, the lower end of the inner hanger 102 extends to the bottom inside the distribution cabinet body 101, the left and right parts and the lower part of the inner hanger 102 are of plate-shaped structures, the rear end of the inner hanger 102 is attached to the inner wall of the rear end of the distribution cabinet body 101, the front end of the inner hanger 102 and the front end of the distribution cabinet body 101 are located on the same plane, the vent 103 penetrates through the lower end of the inner hanger 102, the distribution cabinet body 104 is fixedly installed inside the inner hanger 102, the protection mechanism 2 comprises an upper installation box 201, a first high-voltage cabin 202, a first spraying pipe 203 and a first electromagnetic valve 204, the upper installation box 201 is fixedly installed at the upper parts of the left and right ends of the distribution cabinet body 101 through screws, the inner end of the upper installation box 201 extends to the inside the distribution cabinet body 101, the first high-voltage cabin 202 is fixedly installed inside the upper installation box 201, the first spray pipe 203 is fixedly communicated with the right end of the first high-voltage bin 202, the first electromagnetic valve 204 is fixedly installed inside the first spray pipe 203, a microcontroller and a heat sensor are arranged in the distribution machine body 104, when a fire disaster happens, the heat sensor senses that the temperature inside the distribution cabinet body 101 is rapidly increased to a dangerous height, a signal is transmitted to the microcontroller, a mixture of high-voltage inert gas and dry powder is contained inside the first high-voltage bin 202, the microcontroller controls the first electromagnetic valve 204 to be opened, the dry powder is sprayed into the distribution cabinet body 101 under the spraying of the high-voltage gas, the mixture sinks and enters the side of the distribution machine body 104 from bottom to top along the vent 103 due to the blocking of the inner hanging frame 102, and the fire extinguishing work is carried out on the distribution machine body 104, the protection mechanism 2 further comprises a lower installation box 205, a second high-voltage bin 206, a second spray pipe 207 and a second electromagnetic valve 208, the lower mounting box 205 is fixedly mounted at the lower parts of the left end and the right end of the distribution cabinet body 101 through screws, the inner end of the lower mounting box 205 extends into the distribution cabinet body 101, the second high-voltage bin 206 is fixedly arranged inside the lower mounting box 205, the second spraying pipe 207 is fixedly communicated with the right end of the second high-voltage bin 206, the second electromagnetic valve 208 is fixedly mounted inside the second spraying pipe 207, the second electromagnetic valve 208 is simultaneously opened when the first electromagnetic valve 204 is opened, dry ice in the second high-voltage bin 206 can be rapidly converted into carbon dioxide gas and sprayed out from the second spraying pipe 207, and dry powder in the distribution cabinet body 101 can be carried into the inner hanger 102 in the spraying process, so that a fire in the inner hanger 102 can be rapidly controlled, a fire-proof structure is mounted in the switch cabinet, carbon dioxide gas explosion type spraying can be formed in the distribution cabinet body 101 after the fire comes, a large amount of dry powder can be carried in the spraying process, the fire can be rapidly and effectively and directly extinguished, the fire situation that other electrical parts are prevented from being diffused and damaged, and the integrity of the switch protection cabinet is improved;

the ventilation mechanism 3 comprises an air inlet 301 and an exhaust fan 302, the air inlet 301 is fixedly arranged at the left end and the right end of the upper part of the power distribution cabinet body 101, the exhaust fan 302 is fixedly arranged at the upper end of the power distribution cabinet body 101, during operation, the exhaust fan 302 is always started, external air flow enters from the air inlet 301, bypasses the left end and the right end of the inner hanger 102 and enters into the inner hanger 102 from the lower end of the inner hanger 102, finally, the air flow penetrates through the power distribution cabinet body 104 and is discharged from the exhaust fan 302, through the installation of the exhaust fan 302, the exhaust fan 302 can also play an auxiliary role in case of fire, the exhaust fan 302 can accelerate the speed of carbon dioxide gas and dry powder flowing into the power distribution cabinet body 104, the protection performance of the switch cabinet is further improved, the ventilation mechanism 3 further comprises a connecting frame 303 and a radiating fin 304, the connecting frame 303 is fixedly arranged at the upper end of the power distribution cabinet body 101, the connecting frame 303 penetrates through the power distribution cabinet body 101 and is fixedly connected with the inner hanger 102, the connecting frame 303 and the inner hanger 102 are of an integrated structure, the radiating fin 304 is fixedly arranged at the outer end of the connecting frame 303, the radiating fin 304 is positioned at the outer end of the power distribution cabinet body, the heat distribution cabinet body 104, the radiating fin 304 can be quickly and can be quickly conducted to the heat of the switch cabinet body 304, and the radiating fin 304, the heat of the switch cabinet body, and the switch cabinet body 304 is quickly conducted outside the switch cabinet body 104;

main body mechanism 1 still includes joint strip 105, supporting baseplate 106 and universal wheel 107, joint strip 105 fixed mounting is at the front end of interior gallows 102, supporting baseplate 106 fixed mounting is at the lower extreme of distribution cabinet body 101, universal wheel 107 fixed mounting is at the lower extreme of supporting baseplate 106, through installation joint strip 105, can keep the plenum space at interior gallows 102 left and right ends to keep under certain encapsulated situation after the cabinet door of this switch board is closed, ensure the normal clear of protection work and heat dissipation work.

The working principle is as follows: when a fire disaster occurs, the first electromagnetic valve 204 is opened, the mixture is sprayed with dry powder into the distribution cabinet body 101 under the spraying of high-pressure gas, and due to the obstruction of the inner hanger 102, the mixture sinks and enters the side of the distribution cabinet body 104 from bottom to top along the ventilation opening 103 and extinguishes the fire, the second electromagnetic valve 208 is opened simultaneously when the first electromagnetic valve 204 is opened, dry ice in the second high-pressure bin 206 can be rapidly converted into carbon dioxide gas and sprayed out from the second spraying pipe 207, the dry powder in the distribution cabinet body 101 can be carried into the inner hanger 102 during the spraying process, so that the fire in the inner hanger 102 is rapidly controlled, the exhaust fan 302 is started during the operation, external air flow enters from the air inlet 301, bypasses the left and right ends of the inner hanger 102 and enters the inner hanger 102 from the lower end of the inner hanger 102, finally, the air flow passes through the distribution cabinet body 104 and enters the exhaust fan 302, and the exhaust fan 302 can accelerate the speed of the carbon dioxide gas and the dry powder flowing into the distribution cabinet body 104.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a low pressure pull-out type cubical switchboard with safeguard function, includes main part mechanism (1), protection machanism (2) and ventilation mechanism (3), its characterized in that: the protection mechanism (2) is positioned on the outer side of the main body mechanism (1), and the ventilation mechanism (3) is positioned on the outer side of the main body mechanism (1);

the main body mechanism (1) comprises a power distribution cabinet body (101), an inner hanging bracket (102), a ventilation opening (103) and a power distribution machine body (104), wherein the inner hanging bracket (102) is fixedly installed at the top inside the power distribution cabinet body (101), the lower end of the inner hanging bracket (102) extends to the bottom inside the power distribution cabinet body (101), the left portion, the right portion and the lower portion of the inner hanging bracket (102) are of plate-shaped structures, the rear end of the inner hanging bracket (102) is attached to the inner wall of the rear end of the power distribution cabinet body (101), the front end of the inner hanging bracket (102) and the front end of the power distribution cabinet body (101) are located on the same plane, the ventilation opening (103) penetrates through the lower end of the inner hanging bracket (102), and the power distribution machine body (104) is fixedly installed inside the inner hanging bracket (102).

2. The low-voltage draw-out switchgear with protection function according to claim 1, wherein: protection machanism (2) include mounting box (201), high-pressure storehouse (202), spout material pipe (203) and solenoid valve (204), go up mounting box (201) and pass through the upper portion at both ends about the distribution cabinet body (101) of screw fixed mounting, the inner of going up mounting box (201) extends to the inside of the distribution cabinet body (101), high-pressure storehouse (202) are fixed to be set up in the inside of last mounting box (201), spout the right-hand member of material pipe (203) fixed intercommunication in high-pressure storehouse (202), solenoid valve (204) fixed mounting is in the inside of spouting material pipe (203).

3. The low-voltage draw-out switchgear with safeguard function of claim 2, wherein: protection machanism (2) still include mounting box (205), two (206) in high-pressure storehouse, spout material pipe two (207), solenoid valve two (208) down, mounting box (205) are through the lower part at distribution cabinet body (101) left and right sides both ends down, the inner of mounting box (205) extends to the inside of distribution cabinet body (101) down, two (206) in high-pressure storehouse are fixed to be set up the inside of mounting box (205) down, spout the right-hand member of material pipe two (207) fixed intercommunication in high-pressure storehouse two (206), solenoid valve two (208) fixed mounting is in the inside of spouting material pipe two (207).

4. The low-voltage draw-out switchgear with protection function according to claim 3, wherein: ventilation mechanism (3) include air intake (301) and exhaust fan (302), both ends about air intake (301) are fixed to be set up on distribution cabinet body (101) upper portion, exhaust fan (302) fixed mounting is in the upper end of distribution cabinet body (101).

5. The low-voltage draw-out switchgear with protection function according to claim 4, wherein: ventilation mechanism (3) still include link (303) and fin (304), link (303) fixed mounting is in the upper end of the distribution cabinet body (101), link (303) pass the distribution cabinet body (101) and with interior gallows (102) fixed connection, link (303) and interior gallows (102) be the integrated structure, fin (304) fixed mounting is in the outer end of link (303), fin (304) are located the outside of exhaust fan (302).

6. The low-voltage draw-out switchgear with protection function according to claim 5, wherein: the main body mechanism (1) further comprises a sealing rubber strip (105), a supporting bottom plate (106) and universal wheels (107), wherein the sealing rubber strip (105) is fixedly installed at the front end of the inner hanging frame (102), the supporting bottom plate (106) is fixedly installed at the lower end of the power distribution cabinet body (101), and the universal wheels (107) are fixedly installed at the lower end of the supporting bottom plate (106).