CN216648999U

CN216648999U - Switch board heat sink

Info

Publication number: CN216648999U
Application number: CN202122856743.7U
Authority: CN
Inventors: 赵凯; 卫军
Original assignee: Shanxi Jianbang Group Co ltd
Current assignee: Shanxi Jianbang Group Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-31
Anticipated expiration: 2031-11-19

Abstract

The utility model belongs to the technical field of power distribution cabinets, and discloses a power distribution cabinet cooling device which comprises a power distribution cabinet body, wherein a PLC control cabinet is fixedly installed in the middle of the back of the power distribution cabinet body, an air pump is fixedly installed below the middle of the back of the power distribution cabinet body, the right end of the air pump is fixedly communicated with an air exhaust port, a fixed pipe is fixedly connected below the inside of the power distribution cabinet body, and an air exhaust port is fixedly communicated with the left end of the air pump. According to the utility model, through arranging the air pump, the air exhaust port, the spray nozzle and the temperature sensor, when the temperature sensor detects that the temperature inside the power distribution cabinet body reaches the set temperature, a signal is fed back to the PLC control cabinet, at the moment, the PLC control cabinet controls the air pump to operate, when the air pump operates, nitrogen is pumped through the air exhaust port and then is sprayed out from the spray nozzle through the air exhaust port and the fixed pipe, and the nitrogen sprayed out from the spray nozzle can be used for rapidly dissipating heat and cooling the inside of the power distribution cabinet body.

Description

Switch board heat sink

Technical Field

The utility model belongs to the technical field of power distribution cabinets, and particularly relates to a cooling device for a power distribution cabinet.

Background

The power distribution cabinet is a cabinet which is formed by processing steel materials and used for protecting components from working normally, and is widely applied to the chemical industry, the environmental protection industry, the power system, the metallurgical system, the industry, the nuclear power industry, the fire safety monitoring, the traffic industry and the like.

At present, operating personnel is depositing electronic components, often need use the switch board, thereby be convenient for operating personnel's the operation of depositing, and current switch board is at the in-process of in-service use, although can realize basic effect of depositing, but its inside electronic components who deposits can give off the heat, need dispel the heat, current switch board lacks good heat radiation structure, make its inside temperature can exceed suitable temperature, thereby can cause the influence to electronic components's operation, consequently, need improve it.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a cooling device for a power distribution cabinet, which has the advantage of good heat dissipation effect.

In order to achieve the purpose, the utility model provides the following technical scheme: a temperature reducing device of a power distribution cabinet comprises a power distribution cabinet body, wherein a PLC control cabinet is fixedly installed in the middle of the back of the power distribution cabinet body, an air pump is fixedly installed below the middle of the back of the power distribution cabinet body, an air suction opening is fixedly communicated with the right end of the air pump, a fixing pipe is fixedly connected to the lower portion of the interior of the power distribution cabinet body, an air outlet is fixedly communicated with the left end of the air pump, the other end of the air outlet penetrates through the power distribution cabinet body and is fixedly communicated with the fixing pipe, a spray head is fixedly communicated with the top of the fixing pipe, a temperature sensor is fixedly installed above the back of an inner cavity of the power distribution cabinet body, when the temperature sensor detects that the temperature in the power distribution cabinet body reaches a set temperature, the PLC control cabinet controls the air pump to enable the air pump to run, when the air pump runs, nitrogen is pumped through the air suction opening, and then is sprayed out from the spray head through the air outlet and the fixing pipe, thereby can reduce the inside temperature of switch board body, the notch has all been seted up to the both sides of switch board body.

As a preferred technical scheme of the utility model, a cavity is formed above the inside of the power distribution cabinet body, a driving motor is fixedly mounted in the middle of the cavity, a rotating shaft is fixedly sleeved at the other end of an output shaft of the driving motor, the other end of the rotating shaft penetrates through the power distribution cabinet body and extends to the inside of the power distribution cabinet body, and a movable shaft is fixedly sleeved on the rotating shaft.

As a preferred technical scheme, filter screen plates positioned on two sides of the movable shaft are fixedly arranged above two sides of the power distribution cabinet body, two sides of the top of the inner cavity of the power distribution cabinet body are movably connected with moving plates positioned between the filter screen plates, when the two moving plates move in opposite directions, the filter screen plates cannot be shielded, and nitrogen sprayed by the spray heads can flow to the outside of the power distribution cabinet body through the filter screen plates, so that the inside of the power distribution cabinet body is conveniently cooled.

As a preferable technical scheme of the utility model, two ends of the movable shaft are respectively hinged with a connecting shaft, the other end of the connecting shaft is hinged with the middle part of the movable plate, and due to the design of the connecting shaft, when the movable shaft rotates, the two movable plates can move oppositely through the matching between the movable shaft and the connecting shaft.

As a preferred technical scheme of the utility model, the two sides of the bottom of the cavity inner cavity are both provided with slotted holes, the two sides of the bottom of the cavity inner cavity are both movably connected with movable blocks, the bottom of each movable block penetrates through the slotted hole and is fixedly connected with the top of the moving plate, and through the matching between the slotted hole and the movable block, the effect of supporting the moving plate can be achieved, and the moving plate can also be prevented from rotating accidentally.

As a preferable technical scheme of the utility model, the number of the spray heads is eight, the eight spray heads are symmetrically distributed at the top of the fixed pipe, and due to the design of the spray heads, when nitrogen in the fixed pipe is sprayed out from the spray heads, the effect of dissipating heat inside the power distribution cabinet body can be quickly achieved.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through arranging the air pump, the air exhaust port, the spray nozzle and the temperature sensor, when the temperature sensor detects that the temperature inside the power distribution cabinet body reaches the set temperature, a signal is fed back to the PLC control cabinet, at the moment, the PLC control cabinet controls the air pump to operate, when the air pump operates, nitrogen is pumped through the air exhaust port and then is sprayed out from the spray nozzle through the air exhaust port and the fixed pipe, and the nitrogen sprayed out from the spray nozzle can be used for rapidly dissipating heat and cooling the inside of the power distribution cabinet body.

2. According to the utility model, by arranging the driving motor, the movable shaft, the filter screen plate, the connecting shaft and the moving plate, when the driving motor operates, the movable shaft can be rotated through the rotating shaft, the two moving plates can be moved oppositely through the matching between the movable shaft and the connecting shaft, the filter screen plate can not be shielded, and when the nozzle sprays nitrogen, hot gas in the power distribution cabinet body can be conveniently discharged, so that the cooling effect in the power distribution cabinet body can be accelerated.

Drawings

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

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

FIG. 3 is a schematic cross-sectional front view of the present invention;

FIG. 4 is a side cross-sectional structural view of the present invention;

FIG. 5 is a schematic sectional view of the inside of a slot according to the present invention;

FIG. 6 is a bottom cross-sectional structural view of the present invention;

FIG. 7 is a schematic top sectional view of the present invention;

fig. 8 is a partially enlarged structural view of a portion a in fig. 4.

In the figure: 1. a power distribution cabinet body; 2. a PLC control cabinet; 3. an air pump; 4. an air exhaust port; 5. an exhaust port; 6. a fixed tube; 7. a spray head; 8. a temperature sensor; 9. a notch; 10. a cavity; 11. a drive motor; 12. a rotating shaft; 13. a movable shaft; 14. filtering the screen plate; 15. a connecting shaft; 16. a motion plate; 17. a slot; 18. a movable block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 8, the utility model provides a power distribution cabinet cooling device, which comprises a power distribution cabinet body 1, a PLC control cabinet 2 is fixedly installed in the middle of the back of the power distribution cabinet body 1, an air pump 3 is fixedly installed below the middle of the back of the power distribution cabinet body 1, the right end of the air pump 3 is fixedly communicated with an air suction port 4, a fixed pipe 6 is fixedly connected below the inside of the power distribution cabinet body 1, the left end of the air pump 3 is fixedly communicated with an air outlet 5, the other end of the air outlet 5 penetrates through the power distribution cabinet body 1 and is fixedly communicated with the fixed pipe 6, the top of the fixed pipe 6 is fixedly communicated with a spray head 7, a temperature sensor 8 is fixedly installed above the back of an inner cavity of the power distribution cabinet body 1, when the temperature sensor 8 detects that the temperature inside the power distribution cabinet body 1 reaches a set temperature, the PLC control cabinet 2 controls the air pump 3 to operate, when the air pump 3 operates, nitrogen is pumped through the air suction port 4, later through gas vent 5 and fixed pipe 6 from 7 blowout of shower nozzles to can reduce the inside temperature of switch board body 1, notch 9 has all been seted up to switch board body 1's both sides.

Wherein, cavity 10 has been seted up to the inside top of switch board body 1, and the middle part fixed mounting of cavity 10 inner chamber has driving motor 11, and the fixed cover of the other end of driving motor 11 output shaft has connect pivot 12, and the other end of pivot 12 runs through switch board body 1 and extends to the inside of switch board body 1 and fixed the cover and has connect loose axle 13, when driving motor 11 moves, will make loose axle 13 take place to rotate through pivot 12 to can make two motion boards 16 take place the relative motion.

Wherein, the equal fixed mounting in top of 1 both sides of switch board body has the filter plate 14 that is located the loose axle 13 both sides, and the equal swing joint in both sides at 1 inner chamber top of switch board body has the motion board 16 that is located between the filter plate 14, when two motion boards 16 take place the relative motion, will not shelter from filter plate 14, through 7 spun nitrogen gas of shower nozzle, can flow the outside to switch board body 1 through filtering filter plate 14 to made things convenient for the inside to switch board body 1 to cool down.

Wherein, the both ends of loose axle 13 all articulate there is connecting axle 15, and the other end of connecting axle 15 articulates with the middle part of moving plate 16, because the design of connecting axle 15, when loose axle 13 takes place to rotate, through the cooperation between loose axle 13 and the connecting axle 15, can make two moving plates 16 take place the motion in opposite directions.

Wherein, slotted hole 17 has all been seted up to the both sides of cavity 10 inner chamber bottom, and the equal swing joint in both sides of cavity 10 inner chamber bottom has movable block 18, and the bottom of movable block 18 runs through slotted hole 17 and with the top fixed connection of motion board 16, through the cooperation between slotted hole 17 and the movable block 18, can play the effect of support to motion board 16, also can prevent that motion board 16 from taking place unexpected the rotation.

Wherein, the quantity of shower nozzle 7 is eight, and eight 7 symmetric distributions of shower nozzle are at the top of fixed pipe 6, because the design of shower nozzle 7, when fixed 6 inside nitrogen gas of pipe from the shower nozzle 7 blowout, can reach fast to the inside radiating effect of switch board body 1.

The working principle and the using process of the utility model are as follows:

firstly, when temperature sensor 8 detected the inside temperature of switch board body 1 and reachd the settlement temperature, will with signal feedback to PLC switch board 2 on, PLC switch board 2 will control air pump 3 and driving motor 11 and make its operation this moment, when air pump 3 moves, will extract nitrogen gas through extraction opening 4, later discharge into the inside of fixed pipe 6 through gas vent 5, the inside nitrogen gas of fixed pipe 6 will spout through eight shower nozzles 7, thereby can play the effect of heat dissipation cooling to the inside of switch board body 1.

Then, when driving motor 11 moved, will make loose axle 13 take place to rotate through pivot 12, through the cooperation between loose axle 13 and the connecting axle 15, will make two motion plates 16 take place back to back of the body motion, will not lead to the fact to shelter from filtering otter board 14 to make the inside steam of switch board body 1 can discharge through filtering otter board 14 fast, conveniently dispel the heat and cool down to switch board body 1 inside.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a switch board heat sink, includes switch board body (1), its characterized in that: the utility model discloses a switch board, including switch board body (1), fixed connection of the right-hand member of air pump (3), fixed connection of the inside below of switch board body (1) back has PLC switch board (2), the below fixed mounting at switch board body (1) back middle part has air pump (3), the fixed intercommunication of the right-hand member of air pump (3) has extraction opening (4), the fixed intercommunication of the inside below fixedly connected with of switch board body (1) has gas vent (5), the other end of gas vent (5) runs through switch board body (1) and with fixed intercommunication of fixed pipe (6), the fixed intercommunication in top of fixed pipe (6) has shower nozzle (7), the top fixed mounting at switch board body (1) inner chamber back has temperature sensor (8), notch (9) have all been seted up to the both sides of switch board body (1).

2. The cooling device for the power distribution cabinet according to claim 1, wherein: cavity (10) have been seted up to the inside top of switch board body (1), the middle part fixed mounting of cavity (10) inner chamber has driving motor (11), the fixed cover of the other end of driving motor (11) output shaft has connect pivot (12), the other end of pivot (12) runs through switch board body (1) and extends to the inside of switch board body (1) and fixed the cover and has connect loose axle (13).

3. The cooling device for the power distribution cabinet according to claim 1, wherein: the equal fixed mounting in top of switch board body (1) both sides has filter plate (14) that are located loose axle (13) both sides, the equal swing joint in both sides at switch board body (1) inner chamber top has motion board (16) that are located between filter plate (14).

4. The cooling device for the power distribution cabinet according to claim 2, wherein: both ends of the movable shaft (13) are hinged with connecting shafts (15), and the other ends of the connecting shafts (15) are hinged with the middle parts of the moving plates (16).

5. The cooling device for the power distribution cabinet according to claim 2, wherein: slotted holes (17) have all been seted up to the both sides of cavity (10) inner chamber bottom, the equal swing joint in both sides of cavity (10) inner chamber bottom has movable block (18), slotted hole (17) are run through and the top fixed connection of motion board (16) are run through to the bottom of movable block (18).

6. The cooling device for the power distribution cabinet according to claim 1, wherein: the number of the spray heads (7) is eight, and the eight spray heads (7) are symmetrically distributed at the top of the fixed pipe (6).