CN220108499U

CN220108499U - Improved electric box heat radiator

Info

Publication number: CN220108499U
Application number: CN202222835793.1U
Authority: CN
Inventors: 石俊峰
Original assignee: Hangzhou Kuanjia Hardware Machinery Co ltd
Current assignee: Hangzhou Kuanjia Hardware Machinery Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-11-28
Anticipated expiration: 2032-10-27

Abstract

The utility model provides an improved electric box heat dissipation device, which relates to the technical field of electric boxes and comprises a box body, a revolving door and an air inlet chamber, wherein an exhaust chamber is arranged on the back side of the box body, and a circulating heat dissipation mechanism is arranged in the box body; the circulating heat dissipation mechanism is divided into an inner circulation and an outer circulation, wherein the outer circulation is that external air is respectively sucked into the lower air duct and the upper air duct by a second fan and a third fan, and is discharged outwards through a second air outlet and a first air outlet after heat exchange is carried out between the external air and the bottom and the top of the box body; the internal circulation is by the outside air of fan No. one and No. four fan suction, through the cooperation of vent, defeated tuber pipe and transfer room, blow outside air to the inside of box, with the automatic heat transfer of electric spare in the box, later by the outside of exhaust room with its discharge to the box, also can reduce the temperature of its environment when radiating electric spare like this for the radiating effect of electric spare is better.

Description

Improved electric box heat radiator

Technical Field

The utility model relates to the technical field of electric boxes, in particular to an improved electric box heat radiating device.

Background

The electric box is a box which is formed by processing steel materials and is used for protecting normal operation of components, the manufacturing materials of the electric box are generally divided into a hot rolled steel plate and a cold rolled steel plate, the electric box is widely used in chemical industry, environmental protection industry, electric power system, metallurgical system, industry, nuclear power industry, fire safety monitoring, traffic industry and the like, and with the progress of technology, more electronic components are installed in the electric box, and the generated heat is larger;

the existing electric box generally dissipates heat by arranging a cooling fan on the box body, the cooling fan sucks outside air into the box body, and after the air exchanges heat with internal electric components, the air is discharged from the box body, as disclosed in China patent application number 2021208003372, and further discloses a heat dissipating device of electric equipment: the electric box heat dissipation device is characterized in that a fan cover is arranged on one side, close to the heat dissipation opening, of the electric equipment body, a storage groove is formed in one side, close to the electric equipment body, of the fan cover, and a heat dissipation fan is fixedly connected in the storage groove.

Disclosure of Invention

In view of the above problems, the present utility model provides an improved heat dissipation device for an electrical box, which solves the problem that the heat dissipation effect of the electrical components inside the electrical equipment body is poor due to the fact that the heat dissipation of the electrical equipment body is not performed in the prior art.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: an improved electric box heat dissipation device comprises a box body, a revolving door and an air inlet chamber, wherein the revolving door is arranged on the front surface of the box body, the air inlet chambers are symmetrically arranged on two sides of the box body, an exhaust chamber is arranged on the back side of the box body, and a circulating heat dissipation mechanism is arranged in the box body;

the circulating heat dissipation mechanism comprises a transfer chamber, a ventilation opening, an upper air channel and a lower air channel, wherein a first fan, a second fan, a third fan and a fourth fan are respectively arranged at the upper end and the lower end of the inner portion of the air inlet chamber, the transfer chamber is arranged below the inner portion of the box body, the ventilation opening is arranged in the air inlet chamber, the upper air channel is arranged at the top of the box body, and the lower air channel is arranged at the bottom of the box body.

The further improvement is that: the circulating heat dissipation mechanism comprises an inner circulation and an outer circulation, wherein the outer circulation comprises a second fan, a third fan, an upper air duct and a lower air duct, one side of the second fan is communicated with the lower air duct, one end of the lower air duct is provided with a second air outlet, one side of the third fan is communicated with the upper air duct, and one end of the upper air duct is provided with a first air outlet.

The further improvement is that: the inner loop includes a fan, no. four fans, transfer room, vent and defeated tuber pipe, one side and the vent intercommunication of No. one fan and No. four fans, the vent communicates with the inside of transferring the room through defeated tuber pipe, the top of transferring the room is equipped with the apopore.

The further improvement is that: the inside symmetry of exhaust room is equipped with No. five fans, the outside of exhaust room is equipped with the orifice plate, no. one fan, no. two fans, no. three fans, no. four fans and No. five fans' front ends all are equipped with the filter block.

The further improvement is that: the filter block comprises a shell, a filter screen and a protective barrier, wherein the protective barrier is arranged at the front end of the shell and comprises a plurality of guide plates, the structures of the guide plates incline downwards, and the shell is arranged at the rear side of the protective barrier.

The further improvement is that: the filter block is characterized in that connecting blocks are symmetrically arranged on two sides of the filter block, round holes are formed in the connecting blocks, screw holes matched with the connecting blocks are formed in the exhaust chamber and the air inlet chamber, and the filter block is detachably connected with the air inlet chamber and the exhaust chamber through bolts.

The beneficial effects of the utility model are as follows: the inside of the box body is provided with a circulating heat dissipation mechanism which is divided into an inner circulation and an outer circulation, wherein the outer circulation is that external air is respectively sucked into the inside of the lower air duct and the upper air duct after a second fan and a third fan rotate, and the external air is discharged outwards through a second air outlet and a first air outlet after heat exchange is carried out on the external air and the bottom and the top of the box body; the internal circulation is by the outside air that attracts after fan and fan rotate No. four, through the cooperation of vent, air duct and transfer room, blow outside air to the inside of box, with the automatic heat transfer of electric spare in the box, later by the outside of exhaust room with its discharge to the box, also can reduce the temperature of its environment when radiating electric spare like this for the radiating effect of electric spare is better.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a side view of the present utility model;

FIG. 3 is a schematic view of the exhaust chamber structure of the present utility model;

fig. 4 is a schematic diagram of the structure of the filter block of the present utility model.

Wherein: 1. a case; 2. a revolving door; 3. an air inlet chamber; 4. an exhaust chamber; 5. a first fan; 6. a second fan; 7. a third fan; 8. a fourth fan; 9. a transfer chamber; 10. a vent; 11. an air delivery pipe; 12. an upper air duct; 13. a first air outlet; 14. a lower air duct; 15. a second exhaust outlet; 16. a fifth fan; 17. an orifice plate; 18. a filter block; 19. a housing; 20. a filter screen; 21. protective barrier.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

According to fig. 1, 2, 3 and 4, this embodiment provides an improved electric box heat dissipation device, which comprises a box body 1, a revolving door 2 and an air inlet chamber 3, wherein the front surface of the box body 1 is provided with the revolving door 2, two sides of the box body 1 are symmetrically provided with the air inlet chamber 3, the back side of the box body 1 is provided with an exhaust chamber 4, the inside of the box body 1 is provided with a circulating heat dissipation mechanism which comprises an inner circulation and an outer circulation, when the box body 1 starts to work, electric parts in the inside of the box body can generate a large amount of heat energy, if the electric parts are not dissipated, the service life of the electric parts can be reduced under the high-temperature environment for a long time, at this time, the circulating heat dissipation mechanism can be started to suck the outside air into the inside of the box body 1, so that the outside air exchanges heat with the electric parts in the box body 1, and then the outside is discharged to take away the heat, wherein the circulating heat dissipation mechanism is divided into the outer circulation and the inner circulation, the electric parts in the box body 1 and the box body 1 can be cooled simultaneously, and the temperature of the electric parts can be lowered, so that the electric parts can be cooled down, and the heat dissipation effect of the electric parts can be better.

The circulating heat dissipation mechanism comprises a transfer chamber 9, a ventilation opening 10, an upper air duct 12 and a lower air duct 14, wherein a first fan 5, a second fan 6, a third fan 7 and a fourth fan 8 are respectively arranged at the upper end and the lower end of the inside of the air inlet chamber 3.

The outer loop includes No. two fans 6, no. three fans 7, upper wind channel 12 and lower wind channel 14, no. two fans 6's one side and lower wind channel 14 intercommunication, the top of box 1 is equipped with upper wind channel 12, the bottom of box 1 is equipped with lower wind channel 14, the one end of lower wind channel 14 is equipped with No. two air exit 15, no. three fans 7's one side and upper wind channel 12 intercommunication, the one end of upper wind channel 12 is equipped with No. one air exit 13, and No. two fans 6 rotate the back with external air suction in the inside of lower wind channel 14, after external air and box 1 bottom heat transfer, outwards discharge through No. two air exit 15 for the temperature of box 1 bottom reduces, also with external air suction in the inside of upper wind channel 12 after same No. three fans 7 rotate, after external air and box 1 top heat transfer, make the temperature at box 1 top reduce through No. 13 outwards discharge, thereby make the outer loop mechanism simultaneously to the top and bottom heat dissipation of box 1, and then make the holistic temperature reduction of box 1.

The internal circulation comprises a first fan 5, a fourth fan 8, a transfer chamber 9, a ventilation opening 10 and an air delivery pipe 11, wherein the transfer chamber 9 is arranged below the inside of the box body 1, the ventilation opening 10 is arranged inside the air inlet chamber 3, one side of the first fan 5 and one side of the fourth fan 8 are communicated with the ventilation opening 10, the ventilation opening 10 is communicated with the inside of the transfer chamber 9 through the air delivery pipe 11, an air outlet hole is formed in the top of the transfer chamber 9, the first fan 5 and the fourth fan 8 rotate and then attract external air, the air is discharged into the air delivery pipe 11 through the ventilation opening 10, and then discharged into the transfer chamber 9 through the air outlet hole in the top of the transfer chamber, the external air is blown to the inside of the box body 1 and automatically exchanges heat with electric components in the box body 1, and then the air after the heat exchange is sucked by the air outlet chamber 4 is discharged to the outside of the box body 1, so that the circulation of the air inside the box body 1 is completed, and the temperature of the electric components inside the box body is reduced.

The inside symmetry of exhaust plenum 4 is equipped with No. five fans 16, the outside of exhaust plenum 4 is equipped with orifice 17, no. one fan 5, no. two fans 6, no. three fans 7, no. four fans 8 and No. five fans 16's front end all is equipped with filter block 18, filter block 18 comprises casing 19, filter screen 20 and guard rail bars 21, guard rail bars 21 set up the front end at casing 19, guard rail bars 21 comprise a plurality of guide plates, the structure downward sloping of guide plates, the rear side of guard rail bars 21 is equipped with casing 19, and filter block 18 rotates the back, and the inside air after the heat transfer of accessible orifice 17 attracts box 1 is discharged outside again, and wherein filter block 18 is located No. one fan 5, no. two fans 6, no. three fans 7, no. four fans 8 and No. five fans 16's front end play the effect of protection to them, when box 1 sets up in the open air, because guard rail bars 21 is the structure of slope down, and is located filter block 18's front end, runs into under the weather, can guide rail bars 21 and can be followed the guide air bars to the side of box 1 and can prevent that the air from getting into the inside of box 1 from getting into the electric fan 1, and prevent the rainwater from getting into the inside the air from getting into the inside the box 1, and the electric dust can be prevented from getting into the inside the air box 1, and the air is damaged in the air box 1.

The bilateral symmetry of filter block 18 is equipped with the connecting block, the inside of connecting block is equipped with the round hole, the inside of exhaust room 4 and air inlet room 3 all is equipped with the screw that matches with the connecting block, filter block 18 passes through the bolt and is connected with air inlet room 3 and exhaust room 4 can be dismantled, and the bolt assembly is as a commonly used and convenient mounting structure setting on filter block 18, and it is convenient for dismantle from air inlet room 3 and exhaust room 4 and get up the dust that the clearance filter screen 20 held back.

The improved electric box heat dissipation device is characterized in that a circulation heat dissipation mechanism is arranged in a box body 1 and is divided into an inner circulation and an outer circulation, the outer circulation is that external air is respectively sucked into a lower air duct 14 and an upper air duct 12 after a second fan 6 and a third fan 7 rotate, and the external air is discharged outwards through a second air outlet 15 and a first air outlet 13 after heat exchange with the bottom and the top of the box body 1, so that the outer circulation mechanism dissipates heat at the top and the bottom of the box body 1 at the same time, and the overall temperature of the box body 1 is reduced; the internal circulation is by fan 5 and fan 8 after rotating outside air that attracts, in discharging it into transfer room 9 through vent 10 and defeated tuber pipe 11, outside air is blown to the inside of box 1 through the apopore at its top, automatically heat transfer with the electrical component in the box 1, afterwards, the air after the heat transfer is attracted by exhaust plenum 4, discharge it to the outside of box 1, accomplish the circulation of air in the inside of box 1 for its inside electrical component temperature reduces, also can reduce the temperature of its environment when dispelling the heat to the electrical component like this, make the radiating effect of electrical component better.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An improved electric box heat dissipation device comprises a box body (1), a revolving door (2) and an air inlet chamber (3), and is characterized in that: the front of the box body (1) is provided with a revolving door (2), two sides of the box body (1) are symmetrically provided with air inlet chambers (3), the back side of the box body (1) is provided with an exhaust chamber (4), and the inside of the box body (1) is provided with a circulating heat dissipation mechanism;

the circulating heat dissipation mechanism comprises a transfer chamber (9), a ventilation opening (10), an upper air duct (12) and a lower air duct (14), wherein a first fan (5), a second fan (6), a third fan (7) and a fourth fan (8) are respectively arranged at the upper end and the lower end of the inside of the air inlet chamber (3), the transfer chamber (9) is arranged below the inside of the box body (1), the ventilation opening (10) is arranged inside the air inlet chamber (3), the upper air duct (12) is arranged at the top of the box body (1), and the lower air duct (14) is arranged at the bottom of the box body (1).

2. An improved electrical cabinet heat sink as defined in claim 1 wherein: the circulating heat dissipation mechanism comprises an inner circulation and an outer circulation, the outer circulation comprises a second fan (6), a third fan (7), an upper air duct (12) and a lower air duct (14), one side of the second fan (6) is communicated with the lower air duct (14), one end of the lower air duct (14) is provided with a second air outlet (15), one side of the third fan (7) is communicated with the upper air duct (12), and one end of the upper air duct (12) is provided with a first air outlet (13).

3. An improved electrical cabinet heat sink according to claim 2, wherein: the inner loop includes a fan (5), no. four fan (8), transfer room (9), vent (10) and defeated tuber pipe (11), one side and vent (10) intercommunication of No. one fan (5) and No. four fan (8), vent (10) are through the inside intercommunication of defeated tuber pipe (11) and transfer room (9), the top of transferring room (9) is equipped with the apopore.

4. An improved electrical cabinet heat sink as defined in claim 1 wherein: the inside symmetry of exhaust room (4) is equipped with No. five fans (16), the outside of exhaust room (4) is equipped with orifice plate (17), no. one fan (5), no. two fans (6), no. three fans (7), no. four fans (8) and No. five fans (16)'s front end all is equipped with filter block (18).

5. An improved electrical cabinet heat sink as defined in claim 4 wherein: the filter block (18) is composed of a shell (19), a filter screen (20) and a protective barrier (21), the protective barrier (21) is arranged at the front end of the shell (19), the protective barrier (21) is composed of a plurality of guide plates, the structures of the guide plates incline downwards, and the shell (19) is arranged at the rear side of the protective barrier (21).

6. An improved electrical cabinet heat sink as defined in claim 4 wherein: the filter block (18) is symmetrically provided with a connecting block on two sides, a round hole is formed in the connecting block, screw holes matched with the connecting block are formed in the exhaust chamber (4) and the air inlet chamber (3), and the filter block (18) is detachably connected with the air inlet chamber (3) and the exhaust chamber (4) through bolts.