CN213878805U

CN213878805U - Fireproof high-low voltage switch cabinet

Info

Publication number: CN213878805U
Application number: CN202022555084.9U
Authority: CN
Inventors: 唐进
Original assignee: Jiangsu Yongshun Electrical Equipment Co Ltd
Current assignee: Jiangsu Yongshun Electrical Equipment Co Ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-08-03
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a fire prevention type high-low voltage switch cabinet relates to electrical equipment technical field. The heat dissipation box comprises a shell, a mounting plate and a heat dissipation box, wherein the mounting plate is arranged in the shell, the heat dissipation box is arranged on the back of the shell, a fireproof layer is fixedly connected to the inner surface of the shell, a heat insulation layer is fixedly connected to the inner surface of the fireproof layer, an inner layer is fixedly connected to the inner surface of the heat insulation layer, clamping plates are fixedly arranged on the left inner wall and the right inner wall of the inner layer, a mounting hole is formed in the front of the mounting plate, and a connecting column is arranged on the back of the mounting plate; through setting up the outside fire source of flame retardant coating separation, set up a large amount of insulating materials in the device inside and reduce inside induction and generate electricity, set up the static eliminator static elimination, set up the ventilation groove and the dust guard of slope and prevent that outside dust from getting into, set up the fan and dispel the heat in to the device, reduce operating temperature, and then reduce the conflagration hidden danger, reach the purpose of fire prevention.

Description

Fireproof high-low voltage switch cabinet

Technical Field

The utility model relates to the technical field of electrical equipment, specifically be a fire prevention type high-low voltage switch cabinet.

Background

The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, and also high-voltage chamber and low-voltage chamber switch cabinets, high-voltage buses, such as power plants, and the like, and low-frequency load reducers for protecting main equipment.

In the prior art, with the gradual development of power grid construction, a power grid gradually develops to a high-voltage high-load state, the fireproof performance of a common high-low voltage switch cabinet is insufficient, a fire disaster easily occurs in the high-voltage high-load state, and a large amount of economic loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fire prevention type high-low voltage switch cabinet possesses the advantage of fire prevention to solve the not enough problem of fire proofness.

For the purpose of realizing the fire prevention, the utility model provides a following technical scheme: a fireproof high-low voltage switch cabinet comprises a shell, a mounting plate and a heat dissipation box, wherein the mounting plate is arranged inside the shell, and the heat dissipation box is arranged on the back surface of the shell;

the inner surface of the shell is fixedly connected with a fireproof layer, the inner surface of the fireproof layer is fixedly connected with a heat insulation layer, the inner surface of the heat insulation layer is fixedly connected with an inner layer, clamping plates are fixedly arranged on the left inner wall and the right inner wall of the inner layer, static electricity eliminators are fixedly arranged on the upper inner wall and the lower inner wall of the inner layer, and a ventilation groove penetrating through the fireproof layer, the heat insulation layer and the inner layer is formed in the side surface of the shell;

the front surface of the mounting plate is provided with a mounting hole, the back surface of the mounting plate is provided with a connecting column, the mounting plate is fixedly connected with a connecting plate through the connecting column, and two sides of the connecting plate are fixedly connected with inserting plates;

the inside fixed mounting of heat dissipation case has the fan, the back of heat dissipation case is provided with the draw-in groove, the inside joint of draw-in groove has the dust guard.

As a preferred technical scheme of the utility model, the shell uses ordinary metal material, the flame retardant coating uses asbestos material, the insulating layer uses extruded sheet material, insulating engineering plastics material is used to the inlayer.

As a preferred technical scheme of the utility model, two liang of a set of symmetries of cardboard set up on the inner wall about the inlayer, and the interval is greater than the interval between two cardboards of the same group between every group's cardboard, picture peg sliding connection is between two cardboards of the same group.

As an optimal technical scheme of the utility model, mounting panel, spliced pole, picture peg and cardboard are insulating engineering plastic material, metal material is used to the connecting plate.

As a preferred technical scheme of the utility model, the fan is provided with two, and two fan longitudinal arrangement, inside its air supply direction pointing device, the ventilation groove inclines to device outside below.

As a preferred technical scheme of the utility model, the dust guard comprises parallel arrangement's equidistant range of baffle to the slope of below after, and its outside sets up the frame construction with draw-in groove looks adaptation, and the frame construction outside covers has anti-skidding material, the dust guard plate is pegged graft and is passed through the bolt fastening behind the draw-in groove is inside.

Compared with the prior art, the utility model provides a fire prevention type high-low voltage switch cabinet possesses following beneficial effect:

this fire prevention type high-low voltage switch cabinet through setting up the outside fire source of flame retardant coating separation, sets up a large amount of insulating materials in the device inside and reduces inside induction and generate electricity, sets up the static eliminator static elimination, sets up the ventilation duct and the dust guard of slope and prevents that outside dust from getting into, sets up the fan and dispels the heat in to the device, reduces operating temperature, and then reduces conflagration hidden danger, reaches the purpose of fire prevention.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the heat dissipation box of the present invention;

fig. 3 is a side view of the mounting plate of the present invention;

fig. 4 is a schematic view of the layered structure of the housing of the present invention.

In the figure: 1. a housing; 11. a fire barrier layer; 12. a thermal insulation layer; 13. an inner layer; 14. clamping a plate; 15. a static eliminator; 16. a ventilation slot; 2. mounting a plate; 21. mounting holes; 22. connecting columns; 23. a connecting plate; 24. inserting plates; 3. a heat dissipation box; 31. a fan; 32. a card slot; 33. a dust guard.

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 utility model discloses a fireproof high-low voltage switch cabinet, which comprises a shell 1, a mounting plate 2 and a heat dissipation box 3, wherein the mounting plate 2 is arranged inside the shell 1, and the heat dissipation box 3 is arranged on the back of the shell 1;

the inner surface of the shell 1 is fixedly connected with a fireproof layer 11, the inner surface of the fireproof layer 11 is fixedly connected with a heat insulation layer 12, the inner surface of the heat insulation layer 12 is fixedly connected with an inner layer 13, clamping plates 14 are fixedly arranged on the left inner wall and the right inner wall of the inner layer 13, static eliminator 15 is fixedly arranged on the upper inner wall and the lower inner wall of the inner layer 13, and a ventilation groove 16 penetrating through the fireproof layer 11, the heat insulation layer 12 and the inner layer 13 is formed in the side surface of the shell 1;

the front surface of the mounting plate 2 is provided with a mounting hole 21, the back surface of the mounting plate 2 is provided with a connecting column 22, the mounting plate 2 is fixedly connected with a connecting plate 23 through the connecting column 22, and two sides of the connecting plate 23 are fixedly connected with inserting plates 24;

the inside fixed mounting of heat dissipation case 3 has fan 31, the back of heat dissipation case 3 is provided with draw-in groove 32, the inside joint of draw-in groove 32 has dust guard 33.

Specifically, the outer shell 1 is made of a common metal material, the fireproof layer 11 is made of an asbestos material, the heat insulation layer 12 is made of an extruded sheet material, and the inner layer 13 is made of an insulating engineering plastic material.

In the embodiment, the metal shell 1 plays a role in protecting the whole switch cabinet, and the damage to each level inside the shell 1 and an electric appliance structure during collision is reduced; the fireproof layer 11 is arranged at a position close to the shell 1, has a barrier effect on an external fire source, and prevents the external fire source from igniting an internal circuit to cause greater economic loss; the heat insulation layer 12 is arranged between the fire-proof layer 11 and the inner layer 13, so that internal fire caused by rapid rise of internal temperature when an external fire source is contacted with the shell 1 is prevented; the inner layer 13 connects the internal power electronic devices with the main body of the switch cabinet, and uses insulating materials to prevent static electricity generated by long-term operation in the inner layer from being directly conducted to the metal shell 1 to cause static fire with other external live equipment.

Specifically, every two cardboard 14 a set of symmetry sets up on the inner 13 left and right sides inner wall, and the interval is greater than the interval between two cardboard 14 of the same group between every group cardboard 14, picture peg 24 sliding connection is between two cardboard 14 of the same group.

In this embodiment, the slide rail structure is formed to the clearance between the cardboard 14 of the same group, makes mounting panel 2 can be through 24 sliding connection of picture peg between cardboard 14, conveniently carries out the dismouting to cubical switchboard inner structure and maintains.

Specifically, the mounting plate 2, the connecting column 22, the inserting plate 24 and the clamping plate 14 are all made of insulating engineering plastic materials, and the connecting plate 23 is made of metal materials.

In this embodiment, the mounting plate 2, the connecting column 22, the inserting plate 24 and the clamping plate 14 are made of insulating materials, the structures are close to the mounting positions of the power electronic devices, static electricity is prevented by using the insulating characteristics of the structures, and the metal connecting plate 23 plays a role in supporting and reinforcing the mounting plate 2 and the connecting structures thereof.

Specifically, the number of the fans 31 is two, the two fans 31 are arranged longitudinally, the air supply direction of the two fans is directed to the inside of the device, and the ventilation groove 16 is inclined towards the lower part of the outer side of the device.

In this embodiment, the ventilation slot 16 is inclined to the lower part of the outer side of the device, the internal environment of the device is communicated with the outside, and when the fan 31 works, the cooling airflow blown by the fan 31 flows out through the ventilation slot 16 to form convection.

Specifically, the dust guard 33 is composed of parallel arrangement of baffles which are inclined towards the rear lower side and arranged at equal intervals, a frame structure matched with the clamping groove 32 is arranged outside the dust guard, anti-slip materials cover the outer side of the frame structure, and the dust guard 33 is clamped inside the clamping groove 32 and then fixed through bolts.

In this embodiment, the dust-proof plate 33 is fastened behind the fan 31, and the dust is prevented from entering the inside of the device through the inclined partition plate inside the dust-proof plate at the opening of the fan 31.

The utility model discloses a theory of operation and use flow: when the device is used, the fan 31 blows airflow into the device and forms convection with the ventilation groove 16, heat exchange between air and a heating device is accelerated, the temperature in the device is reduced, the electrostatic eliminator 15 eliminates electric charges generated in the device due to electromagnetic induction, the ventilation groove 16 and the dust-proof plate 33 which are obliquely arranged form a curve on a passage through which dust enters, dust is prevented from entering, therefore, the hidden danger of fire in most devices is eliminated, a fire disaster occurs outside, the fireproof layer 11 has a barrier effect on external fire, and the heat insulation layer 12 prevents an external fire source from rapidly heating the inside of the device to cause the inside fire, so that the function of preventing the outside fire source is achieved.

To sum up, this fire prevention type high-low voltage switch cabinet through setting up the outside fire source of flame retardant coating 11 separation, sets up a large amount of insulating materials in the inside induction electrification that reduces of device, sets up static eliminator 15 static elimination, sets up the ventilation duct 16 and the dust guard 33 of slope and prevents that outside dust from getting into, sets up fan 31 and dispels the heat in to the device, reduces operating temperature, and then reduces the conflagration hidden danger, reaches the purpose of fire prevention.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fire prevention type high-low voltage switch cabinet, includes shell (1), mounting panel (2) and heat dissipation case (3), its characterized in that: the mounting plate (2) is arranged in the shell (1), and the heat dissipation box (3) is arranged on the back of the shell (1);

the inner surface of the shell (1) is fixedly connected with a fireproof layer (11), the inner surface of the fireproof layer (11) is fixedly connected with a heat insulation layer (12), the inner surface of the heat insulation layer (12) is fixedly connected with an inner layer (13), clamping plates (14) are fixedly arranged on the left inner wall and the right inner wall of the inner layer (13), static electricity eliminators (15) are fixedly arranged on the upper inner wall and the lower inner wall of the inner layer (13), and ventilation grooves (16) penetrating through the fireproof layer (11), the heat insulation layer (12) and the inner layer (13) are formed in the side surface of the shell (1);

the front surface of the mounting plate (2) is provided with a mounting hole (21), the back surface of the mounting plate (2) is provided with a connecting column (22), the mounting plate (2) is fixedly connected with a connecting plate (23) through the connecting column (22), and two sides of the connecting plate (23) are fixedly connected with inserting plates (24);

the inside fixed mounting of heat dissipation case (3) has fan (31), the back of heat dissipation case (3) is provided with draw-in groove (32), the inside joint of draw-in groove (32) has dust guard (33).

2. The fireproof high-low voltage switch cabinet according to claim 1, wherein: the outer shell (1) is made of common metal materials, the fireproof layer (11) is made of asbestos materials, the heat insulation layer (12) is made of extruded sheet materials, and the inner layer (13) is made of insulating engineering plastic materials.

3. The fireproof high-low voltage switch cabinet according to claim 1, wherein: every two liang a set of symmetry of cardboard (14) sets up on inner layer (13) left and right sides inner wall, and the interval is greater than the interval between two cardboard (14) of the same group between every group cardboard (14), picture peg (24) sliding connection is between two cardboard (14) of the same group.

4. The fireproof high-low voltage switch cabinet according to claim 1, wherein: the mounting plate (2), the connecting column (22), the inserting plate (24) and the clamping plate (14) are made of insulating engineering plastic materials, and the connecting plate (23) is made of metal materials.

5. The fireproof high-low voltage switch cabinet according to claim 1, wherein: the two fans (31) are arranged longitudinally, the air supply direction of the two fans (31) points to the inside of the device, and the ventilation groove (16) inclines towards the lower part of the outer side of the device.

6. The fireproof high-low voltage switch cabinet according to claim 1, wherein: the dustproof plate (33) is formed by arranging parallel baffles inclined towards the rear lower side at equal intervals, a frame structure matched with the clamping groove (32) is arranged outside the dustproof plate, anti-skid materials cover the outer side of the frame structure, and the dustproof plate (33) is clamped inside the clamping groove (32) and then fixed through bolts.