CN211428671U

CN211428671U - Inflatable insulation power distribution box

Info

Publication number: CN211428671U
Application number: CN201922482931.0U
Authority: CN
Inventors: 尤家荣
Original assignee: Ningbo Lxing Polytron Technologies Inc
Current assignee: Ningbo Lxing Polytron Technologies Inc
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-04
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses an inflatable insulation power distribution box, comprising a box body, a mounting rack and a partition board, wherein the mounting rack is horizontally and fixedly arranged in the box body, the partition board is horizontally and fixedly arranged at the lower part of the box body, a hollow guide plate and a hollow spray plate are also arranged in the box body, the guide plate is vertically fixed in the box body, the spray plate is horizontally fixed above the mounting rack, a through hole is arranged on the lower end surface of the spray plate, the through hole is communicated with the hollow part of the spray plate, the hollow part of the spray plate is communicated with the hollow part of the guide plate, a spray tank is also arranged in the box body, the spray tank is positioned below the partition board and is fixed with the box body, and; the advantage is through the through-hole that sprays board below setting up can make carbon dioxide cover the electrical components of below rapidly, and the spraying board that the while layering set up can make carbon dioxide all concentrate on around electrical components, increases the efficiency of cooling, putting out a fire to increase power distribution box's fail safe nature.

Description

Inflatable insulation power distribution box

Technical Field

The utility model particularly relates to an insulating power distribution box of inflatable.

Background

The power distribution box is the final-stage equipment in a power distribution system, is used for controlling the work of electric equipment, and is widely used in the field of industrial production. Because the switch board plays the effect of control commander in consumer's use, therefore the operational reliability of block terminal is especially important in the use. Once the control cabinet breaks down, the industrial production is stopped, and even a fire disaster is caused seriously. At present, distribution boxes on the market are various in types and various in functions, but protection in operation of the distribution boxes is mainly performed through prevention, such as prevention protection through an air switch, a fuse, a voltage capacity grade and the like. Although the prevention means is more, the occurrence of accidents, such as lightning stroke, surge and other accidents, can not be avoided, so that electrical components in the power distribution cabinet are damaged, and therefore short circuit, electric sparks and the like occur in the power distribution cabinet, and even fire disasters are caused. Therefore, a power distribution box capable of protecting the power distribution box after a fault occurs and preventing dangerous situation from expanding is needed, and particularly, the power distribution box is used in places with high requirements on safety and reliability of the power distribution box, such as important and confidential use places.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the inflatable insulated power distribution box can effectively control fire disasters caused by electric sparks, short circuits and the like in the box body, prevents further expansion of harm, and improves the safety and reliability of the distribution box.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides an inflatable insulation power distribution box, includes box and mounting bracket, the mounting bracket level fixed set up the box in, still include the baffle, the baffle level fixed set up the lower part of box, the box in still be provided with hollow deflector and hollow spray the board, the deflector vertical fix in the box, the board level that sprays fix the top of mounting bracket, the lower terminal surface that sprays the board seted up the through-hole, the through-hole with the well kenozooecium that sprays the board be linked together, the well kenozooecium that sprays the board with the well kenozooecium of deflector be linked together, the box in still be provided with and spray the jar, spray the jar be located the below of baffle, and with the box fixed mutually, spray the jar pass through the control valve with the deflector communicate mutually.

Preferably, the integrative fixed vertical first baffle that is provided with of lower terminal surface of baffle, first baffle split into first installation cavity and second installation cavity with the box of baffle below, the fixed setting of jar that sprays be in first installation cavity, the fixed setting of control valve be in the second installation cavity.

Preferably, the spraying tank is filled with liquid carbon dioxide and is communicated with the control valve through a pipeline.

Preferably, the front end of the spray tank is provided with a manual valve which is convenient to install.

Preferably, a plurality of mounting frames for mounting electrical components are arranged in the box body, and corresponding spraying plates are arranged above the mounting frames.

Preferably, the control valve is a solenoid valve.

Preferably, still be provided with detection device in the box, detection device fixed the middle part of establishing at the box lateral wall, detection device include smoke transducer, temperature sensor and photosensitive sensor.

Preferably, the upper end face of the partition board is integrally and fixedly provided with a second baffle, the second baffle is L-shaped, and the second baffle is fixed with the inner side wall of the box body.

Preferably, the mounting frame is T-shaped; the advantage lies in, makes things convenient for the installation of electrical components, and difficult slippage.

Preferably, the length of a plurality of the mounting brackets is gradually reduced from top to bottom, and the length of the spraying plate corresponding to the mounting brackets is gradually reduced from top to bottom.

Compared with the prior art, the utility model has the advantages that the detection device who sets up can detect the electrical components's of box state, whether have electric spark, smog or whether the temperature is unusual in the detection box promptly. Simultaneously from last to the mounting bracket and the board that sprays that shorten gradually down can reduce the influence to photosensitive sensor in the detection device, make photosensitive sensor can monitor the electrical components of installing on the mounting bracket. And the matched smoke sensor and the temperature sensor can accurately judge the disaster condition in the box body. And the electromagnetic valve is controlled to be opened through an independent control system, so that liquid carbon dioxide rapidly enters the box body through the through holes in the guide plate and the spray plate, and the electric appliance element below the guide plate is cooled and put out a fire. Therefore, the fire can be quickly extinguished after a fire disaster caused by short circuit, surge and the like occurs, the dangerous case is prevented from being enlarged, and the reliability of the power distribution cabinet is improved. The utility model discloses the through-hole that sprays board below setting can make carbon dioxide cover the electrical components of below rapidly, and another piece of below that it corresponds simultaneously sprays the board, and the board that sprays that the layering set up promptly can make carbon dioxide all concentrate on around electrical components, increase the efficiency of cooling, putting out a fire. The arrangement of the second baffle plate can enable the control system and the circuit board inside the second baffle plate to be isolated from the power circuit inside the box body to form independent control, and the spraying tank can be reliably sprayed out when a fault occurs, so that the safety and reliability of the power distribution box are improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the box body of the present invention.

FIG. 2 is a schematic view of the internal cross-section structure of the present invention;

FIG. 3 is a second schematic diagram of the internal cross-sectional structure of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the spray plate of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

The utility model provides an insulating power distribution box of inflatable, includes the mounting bracket 2 of box 1, baffle 3 and 3T types, and 3 2 horizontal intervals of mounting bracket are fixed to be set up in box 1, and 3 the length of mounting bracket 2 from last down shorten gradually. The partition plate 3 is horizontally fixed at the lower part of the box body 1, and divides the space in the box body 1 into an upper part and a lower part.

Still be provided with hollow deflector 4 and hollow shower plate 5 in the box 1, deflector 4 is vertical to be fixed on the left side wall in box 1, equal level in the top of every mounting bracket 2 is fixed with foretell shower plate 5, shower plate 5 is fixed mutually with box 1, through-hole 6 has been seted up to the lower terminal surface of shower plate 5, through-hole 6 is linked together with the well kenozooecium that sprays plate 5, well kenozooecium that sprays plate 5 is linked together with the well kenozooecium of deflector 4, the one end that the deflector 4 is kept away from to shower plate 5 is sealed, the upper end of deflector 4 is sealed. The integrative fixed vertical first baffle 7 that is provided with of lower terminal surface of baffle 3, first baffle 7 is cut apart into first installation cavity 9 and second installation cavity 10 with box 1 of baffle 3 below, be provided with in the first installation cavity 9 and spray jar 13, it is fixed mutually with box 1 to spray jar 13, be provided with solenoid valve 12 in the second installation cavity 10, solenoid valve 12 is fixed mutually with box 1, mounting hole 11 has been seted up to first baffle 7, it is linked together with solenoid valve 12's one end through the pipeline 15 that passes mounting hole 11 to spray jar 13, the lower extreme of deflector 4 passes baffle 3 and stretches into in the second installation cavity 10, and the other end of solenoid valve 12 is linked together through pipeline and deflector 4's well kenozooecium.

The spraying tank 13 is filled with liquid carbon dioxide, and the front end of the spraying tank 13 is provided with a manual valve 14 which is convenient to install; a transparent window 21 is further arranged on the cabinet door at the front end of the box body 1, so that an operator can observe the internal condition conveniently.

The integrative fixed second baffle 8 that is provided with the cross section for the L type of the up end of baffle 3, two sides of the second baffle 8 of L type are respectively in baffle 3, box 1 is fixed mutually, make the space of forming a cuboid type in box 1, install control system's circuit board 20 and for the battery 19 of control system and detection device power supply in this space, make control system be independent of outside the power distribution system in box 1, thereby when the guarantee breaks down when the power distribution system in the block terminal, control system still can normally work. The detection means provided in the cabinet 1 include a smoke sensor 17, a temperature sensor 18 and a light sensor 16. And the detection device is fixedly arranged in the middle of the side wall of the box body 1, so that the photosensitive sensor 16 can conveniently detect light sources such as electric sparks, naked flames and the like in the box body 1. The above-described control of the operation of the detection means by the control system and the operation of the solenoid valve 12 is prior art.

The utility model discloses a working process: the environment state in the box body 1 is detected by the detection device, namely whether the flash of electric sparks and the brightness of naked flames exist in the box body 1 or not is detected by the photosensitive sensor 16, whether smoke exists in the box body 1 or not is detected by the smoke sensor 17, and whether the temperature in the box body 1 abnormally rises or not is detected by the temperature sensor 18. Under the normal state, the electromagnetic valve 12 is in a closed state, the manual valve 14 is in an open state, when the detection device detects that an abnormal condition exists in the box body 1, the situation is indicated that a power distribution system in the box body 1 breaks down and needs to be timely remedied, the situation is prevented from being enlarged, the electromagnetic valve 12 is controlled to be opened at the moment, so that liquid carbon dioxide is vaporized and is rapidly released along the pipeline 15, the guide plate 4 and the spray plate 5 under the action of pressure, the electric elements below the spray plate 5 are cooled and extinguished, and the electric appliance cannot be extinguished by using a common extinguishing mode due to the fact that the electric appliance has a fire hazard and is idle, and therefore the liquid carbon dioxide can be used for.

The above-described embodiments are only preferred embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention.

Claims

1. An inflatable insulated power distribution box comprises a box body and a mounting frame, wherein the mounting frame is horizontally and fixedly arranged in the box body, it is characterized by also comprising a clapboard which is horizontally and fixedly arranged at the lower part of the box body, the box body is also internally provided with a hollow guide plate and a hollow spray plate, the guide plate is vertically fixed in the box body, the spraying plate is horizontally fixed above the mounting rack, the lower end surface of the spraying plate is provided with a through hole, the through hole is communicated with the hollow part of the spray plate, the hollow part of the spray plate is communicated with the hollow part of the guide plate, the box body is also internally provided with a spraying tank which is positioned below the clapboard, and the spraying tank is communicated with the guide plate through a control valve.

2. The inflatable insulated power distribution box of claim 1, wherein a vertical first baffle is fixedly arranged on the lower end surface of the partition, the first baffle divides the box body below the partition into a first installation cavity and a second installation cavity, the spray tank is fixedly arranged in the first installation cavity, and the control valve is fixedly arranged in the second installation cavity.

3. The inflatable insulated power distribution box of claim 1, wherein said spray tank is filled with liquid carbon dioxide, said spray tank being in communication with said control valve via a conduit.

4. The inflatable insulated power distribution box of claim 3, wherein the front end of said spray tank is provided with a manual valve for easy installation.

5. The inflatable insulated power distribution box of claim 1, wherein a plurality of mounting brackets are disposed in the box for mounting electrical components, and a corresponding shower plate is disposed above each mounting bracket.

6. The inflatable insulated power distribution box of claim 1, wherein said control valve is a solenoid valve.

7. The inflatable insulated power distribution box of claim 1, wherein a detection device is further disposed in the box body, the detection device is fixedly disposed in a middle portion of a side wall of the box body, and the detection device comprises a smoke sensor, a temperature sensor and a photosensitive sensor.

8. The inflatable insulated power distribution box of claim 1, wherein a second baffle is integrally fixed to an upper end surface of the partition, the second baffle is L-shaped, and the second baffle is fixed to an inner sidewall of the box.

9. The inflatable insulated power distribution box of claim 1, wherein said mounting bracket is T-shaped.

10. The inflatable insulated power distribution box of claim 5, wherein the length of the plurality of mounting brackets decreases from top to bottom, and the length of the shower plate corresponding to the mounting brackets decreases from top to bottom.