CN214755075U

CN214755075U - Fixed low-voltage switch cabinet

Info

Publication number: CN214755075U
Application number: CN202121182716.XU
Authority: CN
Inventors: 邱可
Original assignee: Nanjing Weitu Electrical Equipment Co ltd
Current assignee: Nanjing Weitu Electrical Equipment Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-11-16
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a fixed low-voltage switchgear, including the cubical switchboard, the front of cubical switchboard articulates there is the door plant, the lower extreme of cubical switchboard is provided with and is used for radiating radiator fan, the heat-conducting plate is installed through the bolt to the inner wall of cubical switchboard, circuit switch is installed to the outer wall of heat-conducting plate, one side that circuit switch was kept away from to the heat-conducting plate is provided with the heat-transfer device that is used for the cooling. This fixed low-voltage switchgear, through installing circuit switch in the heat-conducting plate outer wall, circuit switch leads the heat-conducting plate with the temperature, makes the heat-conducting plate heat up and avoids the heat-conducting plate condensation to the short circuit takes place for the condensation for protection circuit switch.

Description

Fixed low-voltage switch cabinet

Technical Field

The utility model relates to a technical field of cubical switchboard especially relates to a fixed low-voltage switchgear.

Background

In the industrialized age, various electrical components including low-voltage power distribution cabinets are often used. Such a power distribution facility does provide us with electrical energy, but there are problems in its use, in that it generates a lot of heat during its use.

When there is the difference in temperature when cubical switchboard inside temperature and outside temperature, the inside condensation that can produce when the condensation drips on circuit switch, can lead to circuit switch to take place the short circuit influence to reduce the security of cubical switchboard, brought the inconvenience for the user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, a fixed low-voltage switch cabinet is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme: including the cubical switchboard, the front of cubical switchboard articulates there is the door plant, the lower extreme of cubical switchboard is provided with and is used for radiating radiator fan, the heat-conducting plate is installed through the bolt to the inner wall of cubical switchboard, circuit switch is installed to the outer wall of heat-conducting plate, one side that circuit switch was kept away from to the heat-conducting plate is provided with the heat-conduction device that is used for the cooling.

Furthermore, the heat conduction device comprises a first heat conduction column connected with the heat conduction plate, one end, far away from the heat conduction plate, of the first heat conduction column penetrates through the outer wall of the switch cabinet and is fixedly provided with a cooling fin, and one end, far away from the cooling fin, of the first heat conduction column is provided with a control assembly capable of being automatically disconnected due to overheating outside.

Further, the control assembly comprises a spring for resetting the first heat conduction column to the heat conduction plate, one end, close to the heat conduction plate, of the first heat conduction column is provided with a metal column which expands when heated, and one end, far away from the first heat conduction column, of the metal column is in contact with the heat conduction plate.

Furthermore, a heat-conducting silicon wafer is fixedly arranged at one end, close to the heat-conducting plate, of the first heat-conducting column.

Further, an insulating block is arranged between the heat conducting plate and the metal column.

Furthermore, a through hole formed in the switch cabinet is in clearance fit with the first heat-conducting column.

Furthermore, the upper end and the lower end of the heat conducting plate are respectively provided with an inclined plate.

Further, the heat conducting plate, the inclined plate, the first heat conducting column and the radiating fin are all made of heat conducting materials, and the outer wall of the heat conducting plate is coated with an insulating coating.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this fixed low-voltage switchgear, through installing circuit switch in the heat-conducting plate outer wall, circuit switch leads the heat-conducting plate with the temperature, makes the heat-conducting plate heat up and avoids the heat-conducting plate condensation to the short circuit takes place for the condensation for protection circuit switch.

Drawings

Fig. 1 is a front view of a fixed low-voltage switchgear according to the present invention;

fig. 2 is a schematic view of the installation state of the heat-conducting plate of the fixed low-voltage switch cabinet according to the present invention;

fig. 3 is the utility model provides a heat conduction device of fixed low-voltage switchgear structure sketch map.

In the figure: 1. a switch cabinet; 2. a door panel; 3. a heat radiation fan; 4. a heat conducting plate; 401. an inclined plate; 5. a heat conducting device; 501. a first thermally conductive post; 502. a metal post; 503. a spring; 504. a heat sink; 6. an insulating block; 7. a heat conducting silicon wafer.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a fixed low-voltage switch cabinet comprises a switch cabinet 1, wherein a door plate 2 is hinged to the front surface of the switch cabinet 1, a heat radiation fan 3 for heat radiation is arranged at the lower end of the switch cabinet 1, a heat conduction plate 4 is arranged on the inner wall of the switch cabinet 1 through bolts, a circuit switch is arranged on the outer wall of the heat conduction plate 4, and a heat conduction device 5 for cooling is arranged on one side, away from the circuit switch, of the heat conduction plate 4; in the actual application, through installing circuit switch in the outer wall of heat-conducting plate 4, circuit switch leads temperature direction heat-conducting plate 4, makes heat-conducting plate 4 heat up, just can the condensation because water vapor meets cold, and heat-conducting plate 4 makes the unable condensation in heat-conducting plate 4 surface because the surface has the temperature this moment.

Further, the heat conducting device 5 comprises a first heat conducting column 501 connected with the heat conducting plate 4, one end of the first heat conducting column 501, which is far away from the heat conducting plate 4, penetrates through the outer wall of the switch cabinet 1 and is fixedly provided with a heat radiating fin 504, and one end of the first heat conducting column 501, which is far away from the heat radiating fin 504, is provided with a control component for automatic disconnection of external overheating; in the practical application, the heat conducting device 5 is used for cooling and guiding the outside of the switch cabinet 1, so that the phenomenon that the circuit switch is damaged due to the fact that the heat conducting plate 4 cannot well dissipate heat due to temperature concentration is avoided.

Further, the control component comprises a spring 503 for resetting the first heat-conducting column 501 to the heat-conducting plate 4, one end of the first heat-conducting column 501 close to the heat-conducting plate 4 is provided with a metal column 502 which expands when heated, and one end of the metal column 502 far away from the first heat-conducting column 501 is in contact with the heat-conducting plate 4; in practical application, when the external temperature of the switch cabinet 1 is high, the metal column 502 expands to disconnect the first heat-conducting column 501 from the heat-conducting plate 4, so that the situation that the external temperature is high and the heat-conducting plate 4 is in reverse transmission to cause the heat-conducting plate 4 to be over-high in temperature and damage a circuit switch is avoided.

Further, a heat conducting silicon chip 7 is fixedly arranged at one end of the first heat conducting column 501 close to the heat conducting plate 4; in practical application, the heat conducting plate 4 is better guided to the first heat conducting column 501 through the heat conducting silicon chip 7.

Further, an insulating block 6 is provided between the heat conductive plate 4 and the metal post 502.

Further, a through hole formed in the switch cabinet 1 is in clearance fit with the first heat-conducting column 501; in practical application, hot air can be discharged from the through holes, and the heat dissipation effect is improved.

Further, the upper end and the lower end of the heat conducting plate 4 are respectively provided with an inclined plate 401; in the practical application, can shunt partial wind to the heat-conducting plate 4 back through the slope piece 401 of lower extreme, to the better cooling of heat-conducting plate 4, the condensation that avoids the cubical switchboard 1 upper end that the slope piece 401 of upper end can be better simultaneously drips to circuit switch.

Further, the heat conductive plate 4, the inclined plate 401, the first heat conductive column 501 and the heat radiating fins 504 are made of a heat conductive material, and the outer wall of the heat conductive plate 4 is coated with an insulating coating.

The working principle is as follows: the circuit switch transmits the temperature to the heat conducting plate 4, the circuit switch is arranged on the outer wall of the heat conducting plate 4, the circuit switch guides the temperature to the heat conducting plate 4, so that the heat conducting plate 4 is heated, the water vapor can be condensed when meeting cold, and the surface of the heat conducting plate 4 has the temperature, so that the surface of the heat conducting plate 4 cannot be condensed, the condensation of the heat conducting plate 4 can be avoided, and the short circuit of the circuit switch caused by the condensation is protected; furthermore, partial air can be distributed to the back of the heat conducting plate 4 through the inclined plate 401 at the lower end, so that the heat conducting plate 4 is cooled better, and meanwhile, the inclined plate 401 at the upper end can better prevent condensation at the upper end of the switch cabinet 1 from dripping to the circuit switch; further, the heat conducting device 5 is arranged on the back surface of the heat conducting plate 4, the heat conducting plate 4 guides the temperature to the first heat conducting column 501 through the heat conducting silicon wafer 7, the first heat conducting column 501 guides the temperature to the radiating fin 504, and the temperature of the radiating fin 504 is reduced through external cold air, so that the heat conducting plate 4 is well cooled, the heat conducting plate 4 cannot radiate heat well, and a circuit switch is damaged; when the external temperature of the switch cabinet 1 is high, the metal column 502 expands to disconnect the first heat-conducting column 501 from the heat-conducting plate 4, so that the phenomenon that the heat-conducting plate 4 is excessively high in temperature and damages a circuit switch due to the fact that the external temperature is high and the heat-conducting plate 4 is reversely driven is avoided.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A fixed low-voltage switch cabinet comprises a switch cabinet (1), wherein a door plate (2) is hinged to the front face of the switch cabinet (1), and a heat dissipation fan (3) for dissipating heat is arranged at the lower end of the switch cabinet (1), and the fixed low-voltage switch cabinet is characterized in that a heat conduction plate (4) is installed on the inner wall of the switch cabinet (1) through bolts, a circuit switch is installed on the outer wall of the heat conduction plate (4), and a heat conduction device (5) for cooling is arranged on one side, away from the circuit switch, of the heat conduction plate (4);

the heat conduction device (5) comprises a first heat conduction column (501) connected with the heat conduction plate (4), one end, far away from the heat conduction plate (4), of the first heat conduction column (501) penetrates through the outer wall of the switch cabinet (1), the heat dissipation plate (504) is fixedly arranged on the end, far away from the heat dissipation plate (504), of the first heat conduction column (501), and a control assembly capable of being automatically disconnected due to external overheating is arranged at the end, far away from the heat dissipation plate (504), of the first heat conduction column (501).

2. A fixed low-voltage switchgear cabinet according to claim 1, wherein said control assembly comprises a spring (503) for returning the first heat-conducting column (501) to the heat-conducting plate (4), the end of said first heat-conducting column (501) close to the heat-conducting plate (4) being provided with a metal column (502) that expands when heated, the end of said metal column (502) remote from the first heat-conducting column (501) being in contact with the heat-conducting plate (4).

3. A fixed low-voltage switchgear cabinet according to claim 1, wherein a heat-conducting silicon wafer (7) is fixedly arranged at one end of the first heat-conducting column (501) close to the heat-conducting plate (4).

4. A fixed low-voltage switchgear cabinet according to claim 1, characterized in that an insulating block (6) is arranged between said thermally conductive plate (4) and said metal post (502).

5. A fixed low-voltage switchgear cabinet according to claim 1, wherein the through hole of the switchgear cabinet (1) is in clearance fit with the first heat-conducting pillar (501).

6. A fixed low-voltage switchgear according to claim 1, characterized in that said thermally conductive plate (4) is provided, at the upper and lower ends, with respective inclined plates (401).

7. A fixed low-voltage switchgear cabinet according to claim 1, characterized in that said heat-conducting plate (4), said tilted plate (401), said first heat-conducting column (501) and said heat sink (504) are made of heat-conducting material, the outer wall of said heat-conducting plate (4) being coated with an insulating coating.