CN216773835U - Switch board with isolated structure on fire - Google Patents

Abstract

The utility model discloses a power distribution cabinet with a fire isolation structure, which belongs to the field of power distribution cabinets and comprises a power distribution cabinet body, wherein electric control units are uniformly arranged in the power distribution cabinet body, and a clapboard fixedly arranged on the inner wall of the box body of the power distribution cabinet is arranged below each electric control unit, the top of the clapboard is connected with a sliding plate in a sliding way through a sliding rail, one side of the back surface of the inside of the clapboard is provided with a communicating port matched with the size of the sliding plate, the front end and the rear end of the sliding plate are respectively connected with the box body of the power distribution cabinet through hemp ropes and springs, make electrical unit can blow the rope made of hemp under the state of firing, pull with the help of the elasticity of spring, drive the sliding plate and cover on the intercommunication mouth of seting up on the baffle, realize the device and carry out closed isolation automatically after firing, be favorable to avoiding single electrical unit to initiate inside the burning out of whole switch board box when firing.

Description

Switch board with isolated structure on fire

Technical Field

The utility model relates to the field of power distribution cabinets, in particular to a power distribution cabinet with a fire isolation structure.

Background

The power distribution cabinet is a final-stage device in a power distribution system, is used for distributing a circuit in a previous-stage power distribution device to a nearby load, and is often used in occasions with dispersed loads and fewer loops, so that more electric control units are usually installed in the power distribution cabinet.

The current switch board is direct-seat generally and installs subaerially, and automatically controlled unit also is the direct mount mostly on the inner wall of switch board, and for the inside heat dissipation of guarantee switch board is convenient, the inside of switch board is whole unobstructed setting usually, when one of them a set of automatically controlled unit receives unexpected when on fire, the company can make other automatically controlled units together on fire and burn out, lead to whole switch board inside to receive the damage influence by the automatically controlled unit, the cost loss of later stage restoration in-process has been increased.

To this end, we propose a switch cabinet with fire insulation structure to solve some of the problems of the prior art mentioned above.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a power distribution cabinet with a fire isolation structure, which can automatically isolate and isolate a through power distribution cabinet into relatively independent spaces after an electric control unit in the power distribution cabinet fires, and is beneficial to reducing the loss caused by the fire of the power distribution cabinet.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A power distribution cabinet with a fire-lighting isolation structure comprises a power distribution cabinet body, wherein electric control units are uniformly arranged in the power distribution cabinet body, a partition plate fixedly arranged on the inner wall of the power distribution cabinet body is arranged below each electric control unit, the top of the partition plate is connected with a sliding plate in a sliding manner through a sliding rail, one side of the back surface of the inner part of the partition plate is provided with a communication port matched with the size of the sliding plate, the back surface of the sliding plate is elastically connected with the power distribution cabinet body through a plurality of springs, the front surface of the sliding plate is fixedly connected with the power distribution cabinet body through a hemp rope, the front end and the rear end of the sliding plate are respectively connected with the power distribution cabinet body through the hemp rope and the springs, so that the electric control units can burn off the hemp rope in a fire-lighting state, the sliding plate is driven to cover the communication port arranged on the partition plate by means of the elastic pulling of the springs, and the device ensures heat dissipation and communication in a daily use process, can also close the isolation in the automation after catching fire, be favorable to avoiding single automatically controlled unit to cause inside the burning out of whole switch board box when catching fire, be convenient for reduce the device loss that causes after catching fire.

Further, it is used for carrying out the guide pulley that guides to the rope made of hemp to rotate to be connected with on the inner wall of switch board box, every group rope made of hemp is respectively through each electrical unit's the outside, through leading the rope made of hemp through each electrical unit, make when one of them set of electrical unit takes place to catch fire, under the flame firing, the rope made of hemp of all processes all can be burnt off, make the inside isolated operation of keeping apart in step of the device, be favorable to making the device start sensitive, guide the rope made of hemp through being provided with the guide pulley of rotation connection on switch board box inner wall, so as to change the direction of connection of rope made of hemp, and avoid the rope to block diely at the not hard up in-process of burning off, be convenient for ensure the device stability when catching fire and keeping apart.

Further, the left and right sides of sliding plate evenly rotates and is connected with the gyro wheel, and the laminating of gyro wheel adaptation is in the inside of slide rail, rotates the left and right sides of connecting at the sliding plate through being provided with the gyro wheel, can effectual promotion sliding unobstructed nature between sliding plate and the slide rail, is convenient for avoid the sliding plate card when closed to die or receive frictional resistance to lead to closing not tight, is favorable to ensuring the device's job stabilization nature.

Further, the front end fixed connection of spring is at the top of sliding plate, the tail end fixed connection of spring is on the back inner wall of switch board box, a plurality of spring evenly distributed are between sliding plate and switch board box, through setting up the spring in the top position of sliding plate, be favorable to providing sufficient space when carrying out the shutoff for the sliding plate backward movement, it is inseparable to be favorable to guaranteeing that the sliding plate removes the closure, through evenly setting up a plurality of springs between sliding plate and switch board box, more evenly stable when can making the sliding plate closed remove.

Further, the inside fixedly connected with spray tube of baffle, and the lower extreme of spray tube is linked together with installing the carbon dioxide storage jar in switch board box inside, the mouth of pipe of spray tube and baffle junction is located the below of sliding plate, connect on the baffle through the upper end mouth of pipe with the spray tube, can open carbon dioxide storage jar mouth of pipe when making the sliding plate remove, carbon dioxide through the inside storage of carbon dioxide storage jar outwards spouts, can separate the oxygen to the ignition point and put out a fire, be favorable to controlling the conflagration, be convenient for reduce the loss of catching a fire.

Further, the inside of sliding plate is fixed to be inlayed and is had the rubber valve plate, and the rubber valve plate closely covers directly over the spray tube mouth of pipe, through setting up the fixed inside of inlaying at the sliding plate of rubber valve plate, with the help of the shutoff of rubber valve plate to the spray tube mouth of pipe position, the effectual leakproofness of guaranteeing spray tube mouth of pipe department is convenient for avoid the inside carbon dioxide of carbon dioxide holding tank outwards to reveal, the effectual job stabilization nature that has ensured the device.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) this scheme is connected between both ends respectively through rope made of hemp and spring and the switch board box around the sliding plate, make automatically controlled unit can blow the rope made of hemp under the state of firing, thereby drag with the help of the elasticity of spring, drive the sliding plate and cover on the intercommunication mouth of seting up on the baffle, when making the device guarantee the heat dissipation intercommunication in the daily use, can also carry out the closure automatically after firing and keep apart, be favorable to avoiding single automatically controlled unit to initiate inside the burning out of whole switch board box when firing, be convenient for reduce the loss that the device caused after firing.

(2) Through guiding the rope made of hemp through each electrical control unit periphery, make when one of them group of electrical control unit takes place to catch fire, under the flame firing, the rope made of hemp of all processes all can be blown, make the device inside keep apart isolated operation in step, be favorable to making the device start sensitive, guide the rope made of hemp through being provided with the guide wheel of rotating the connection on switch board box inner wall, so that change the direction of connection of rope made of hemp, and avoid the rope made of hemp to block diely at the not hard up in-process of blowing, be convenient for ensure the device stability when catching fire and keeping apart.

(3) Through rotating the gyro wheel and connecting the left and right sides at the sliding plate, can effectual promotion sliding unobstructed nature between sliding plate and the slide rail, be convenient for avoid the sliding plate card when closed die or receive frictional resistance to lead to closed not tight, be favorable to guaranteeing the device's job stabilization nature, through setting up the spring in the top position of sliding plate, be favorable to providing sufficient space when carrying out the shutoff for the sliding plate backward movement, it is inseparable to be favorable to guaranteeing that the sliding plate removes closed, through evenly setting up a plurality of springs between sliding plate and switch board box, can be so that more evenly stable when the sliding plate closed removes.

(4) Through connecting the upper end mouth of pipe with the spray tube on the baffle, can open carbon dioxide storage jar mouth of pipe when so that the sliding plate removes, the carbon dioxide through the inside storage of carbon dioxide storage jar outwards spouts, can separate oxygen to the point of fire and put out a fire, is favorable to controlling the conflagration, is convenient for reduce the loss of firing.

(5) Through inlaying the rubber valve plate is fixed in the sliding plate, with the help of the shutoff of rubber valve plate to spray tube mouth of pipe position, the effectual leakproofness that ensures spray tube mouth of pipe department is convenient for avoid the inside carbon dioxide of carbon dioxide holding vessel to outwards reveal, the effectual job stabilization nature that has ensured the device.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is an exploded view of the internal structure of the present invention;

fig. 5 is a schematic view of the closed slide panel of the present invention.

The reference numbers in the figures illustrate:

1. a power distribution cabinet body; 2. an electronic control unit; 3. a partition plate; 301. a slide rail; 302. a sliding plate; 303. a spring; 304. hemp ropes; 305. a guide wheel; 306. a roller; 4. a nozzle; 401. a carbon dioxide storage tank; 402. rubber valve plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

please refer to fig. 1-4, a switch board with isolated structure on fire, including switch board box 1, electronic control unit 2 is evenly installed to the inside of switch board box 1, and every electronic control unit 2's below all is provided with baffle 3 of fixed mounting on switch board box 1 inner wall, there is sliding plate 302 at the top of baffle 3 through slide rail 301 sliding connection, the even rotation in both sides of sliding plate 302 is connected with gyro wheel 306, and the laminating of gyro wheel 306 adaptation is in the inside of slide rail 301, the device during operation, rotate the left and right sides of connecting at sliding plate 302 through setting up gyro wheel 306, the frictional resistance that receives when sliding between sliding plate 302 and the slide rail 301 is effectually weakened, can improve the removal sensitivity of sliding plate 302, be convenient for avoid the device to appear the dead phenomenon of card when closed isolation, the effectual operating stability who ensures the device.

Referring to fig. 1-5 again, a communicating opening matched with the size of the sliding plate 302 is formed in one side of the back surface of the inside of the partition plate 3, the back surface of the sliding plate 302 is elastically connected with the power distribution cabinet box body 1 through a plurality of springs 303, the front surface of the sliding plate 302 is fixedly connected with the power distribution cabinet box body 1 through hemp ropes 304, the front ends of the springs 303 are fixedly connected with the top of the sliding plate 302, the tail ends of the springs 303 are fixedly connected with the inner wall of the back surface of the power distribution cabinet box body 1, the springs 303 are uniformly distributed between the sliding plate 302 and the power distribution cabinet box body 1, guide wheels 305 for guiding the hemp ropes 304 are rotatably connected on the inner wall of the power distribution cabinet box body 1, each hemp rope 304 respectively passes through the outer side of the electric control unit 2, when the device works, the hemp ropes 304 are uniformly connected between the sliding plate 302 and the power distribution cabinet box body 1 through the arrangement of the springs 303, when the hemp ropes 304 are burned and broken by fire, the sliding plate 302 can be pulled and moved backwards more stably, and automatic plugging is realized.

Moreover, the spring 303 is arranged at the top of the sliding plate 302, so that a sufficient space can be provided for the backward movement of the sliding plate 302 through adaptation in actual use, the sliding plate 302 is prevented from being blocked by the spring 303 in the backward movement, the sliding plate 302 can be tightly attached to the inner wall of one side of the back surface of the power distribution cabinet box body 1, the tightness of the sliding plate 302 for closing the communication port is favorably improved, the communication port formed in the partition plate 3 effectively ensures the communication of internal air flow in the normal use of the device, the device can normally dissipate heat in work, the hemp ropes 304 are all led through the outer sides of the electric control units 2 arranged in the power distribution cabinet box body 1 through the guiding of the guide wheel 305, and when one group of the electric control units 2 is on fire, the hemp ropes 304 are burnt off, so that all the sliding plates 302 in the device can be started to carry out closing operation, the starting sensitivity of the device in the case of fire is effectively guaranteed, and the loss caused by fire is conveniently reduced.

Referring to fig. 3 and 5, a nozzle 4 is fixedly connected inside a partition plate 3, the lower end of the nozzle 4 is communicated with a carbon dioxide storage tank 401 installed inside a power distribution cabinet body 1, a pipe orifice at the joint of the nozzle 4 and the partition plate 3 is located below a sliding plate 302, a rubber valve plate 402 is fixedly embedded inside the sliding plate 302, and the rubber valve plate 402 is tightly covered right above the pipe orifice of the nozzle 4, when the device works, since the pipe orifice of the nozzle 4 is connected to the partition plate 3, when the sliding plate 302 moves, the rubber valve plate 402 can be driven to synchronously move to open the pipe orifice of the nozzle 4, so that high-pressure carbon dioxide filled inside the carbon dioxide storage tank 401 is sprayed outwards, and the carbon dioxide is filled outside an electric control unit 2 to perform oxygen isolation operation on the electric control unit 2, thereby performing effective fire extinguishing control and effectively reducing the loss caused by the device on fire, through setting up rubber valve plate 402 in 4 mouth of pipe top positions on the spray tube, under the squeezing action, closely laminate between rubber valve plate 402 and the 4 mouths of pipe of spray tube, be favorable to avoiding carbon dioxide to store the inside gas leakage of jar 401.

During the use, please refer to fig. 1, when electronic control unit 2 takes place to catch fire, receive the flame ignition influence, make rope made of hemp 304 fracture, under the effect is dragged to elasticity of spring 303, make sliding plate 302 remove the intercommunication mouth that covers on baffle 3, cooperation baffle 3 separates switch board box 1 inner space, electronic control unit 2 of avoiding the position department of catching fire causes the influence of burning out to electronic control unit 2 in other isolation spaces, and simultaneously, when sliding plate 302 moves backward, rubber valve plate 402 is driven and is putd aside from nozzle 4 top nozzle, the inside high-pressure carbon dioxide of carbon dioxide storage jar 401 passes through nozzle 4 blowout, restrain the ignition, weaken the harm that the fire caused.

The above are merely preferred embodiments of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims (6)

1. The utility model provides a switch board with isolated structure on fire, includes switch board box (1), its characterized in that: the utility model discloses a power distribution cabinet, including switch board box (1), electric control unit (2) are evenly installed to the inside of switch board box (1), and the below of every electric control unit (2) all is provided with baffle (3) of fixed mounting on switch board box (1) inner wall, slide rail (301) sliding connection has sliding plate (302) is passed through at the top of baffle (3), the intercommunication mouth with sliding plate (302) size looks adaptation is seted up to inside back one side of baffle (3), elastic connection between the back of sliding plate (302) is through a plurality of springs (303) and switch board box (1), fixed connection between hemp rope (304) and switch board box (1) is passed through in the front of sliding plate (302).

2. The switch board with fire insulation structure of claim 1, wherein: the inner wall of the power distribution cabinet box body (1) is rotatably connected with guide wheels (305) used for guiding hemp ropes (304), and each hemp rope (304) is respectively guided through the outer side of the electric control unit (2).

3. The switch board with fire insulation structure of claim 1, wherein: the left side and the right side of the sliding plate (302) are uniformly connected with rollers (306) in a rotating mode, and the rollers (306) are attached to the inner portion of the sliding rail (301) in an adaptive mode.

4. The switch board with fire insulation structure of claim 1, wherein: the front end of the spring (303) is fixedly connected to the top of the sliding plate (302), the tail end of the spring (303) is fixedly connected to the inner wall of the back face of the power distribution cabinet box body (1), and the springs (303) are uniformly distributed between the sliding plate (302) and the power distribution cabinet box body (1).

5. The switch board with fire insulation structure of claim 1, wherein: the inside fixedly connected with spray tube (4) of baffle (3), and the lower extreme of spray tube (4) is linked together with carbon dioxide storage jar (401) of installing in switch board box (1) inside, the mouth of pipe of spray tube (4) and baffle (3) junction is located the below of sliding plate (302).

6. The switch board with fire insulation structure of claim 5, wherein: the rubber valve plate (402) is fixedly embedded in the sliding plate (302), and the rubber valve plate (402) is tightly covered right above the nozzle of the spray pipe (4).

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