CN216215197U

CN216215197U - Explosion-proof type power distribution box

Info

Publication number: CN216215197U
Application number: CN202122754536.0U
Authority: CN
Inventors: 吴茂鑫; 葛君; 吴晓
Original assignee: Hefei Liantuo Electromechanical Equipment Co ltd
Current assignee: Hefei Liantuo Electromechanical Equipment Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-05
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses an explosion-proof power distribution box, which relates to the technical field of power distribution boxes, and particularly relates to an explosion-proof power distribution box. This explosion-proof type power distribution box uses through the cooperation of seal groove and sealing strip, and when the sealed lid of block terminal was closed, the inside of seal groove was received to the sealing strip joint, utilizes seal groove and sealing strip to seal power distribution box body and the sealed lid of block terminal, has improved the sealing performance of power distribution box body, avoids the inside of power distribution box body to intake.

Description

Explosion-proof type power distribution box

Technical Field

The utility model relates to the technical field of power distribution boxes, in particular to an explosion-proof power distribution box.

Background

A power distribution box, also called a power control box, is one of the distribution boxes. The distribution box is divided into a power distribution box and a lighting distribution box, and is the final-stage equipment of a power distribution system. The distribution box is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement, so that a low-voltage distribution device is formed, and a circuit can be switched on or off by a manual or automatic switch in normal operation. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance.

The sealing effect of the existing power distribution box is not good enough, and a cooling fan is required to be used for discharging hot air inside the power distribution box to dissipate heat, so that dust and water vapor are introduced into the power distribution box, the dust is deposited inside the power distribution box, the service life of an electric element inside the power distribution box is influenced, and the explosion-proof power distribution box is provided for the reason.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an explosion-proof power distribution box, which solves the problems in the background technology.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an explosion-proof type power distribution box, includes the power distribution box body, the inside of power distribution box body is provided with electrical components and lays the storehouse, the seal groove has been seted up in the front that electrical components laid the storehouse, fixedly connected with sealing washer on the inner wall that electrical components laid the storehouse, the front of power distribution box body articulates there is the sealed lid of block terminal, the sealed lid of block terminal is close to one side fixedly connected with sealing strip and the bounding wall of power distribution box body, the left side fixed mounting of power distribution box body has the dust shell, electrical components lays the left side fixedly connected with ventilation hole one in storehouse, the left side fixedly connected with cooling tube in ventilation hole one, the bottom fixedly connected with circulating fan of cooling tube, circulating fan's right side fixedly connected with water tank.

Optionally, the seal groove and sealing strip phase-match, electrical components lays the storehouse and the bounding wall phase-match, and when the sealed lid of block terminal was closed, the sealing washer was located between the inner wall that the storehouse was laid to bounding wall and electrical components.

Optionally, the radiating hole is formed in the left side of the dustproof shell, a dustproof net is fixedly mounted on the right side of the radiating hole, and the dustproof shell is located outside the radiating pipe.

Optionally, five are no less than to the quantity of cooling tube, the outside fixedly connected with fin of cooling tube, the even equidistant distribution of fin along vertical direction.

Optionally, the water tank is located at the bottom of the electrical component placing bin, a cooling pipe is fixedly mounted inside the water tank, the left end of the cooling pipe is fixedly connected with the right side of the circulating fan, and the right end of the cooling pipe is communicated with the bottom of the electrical component placing bin.

Optionally, the inside of the water tank is filled with cooling water, and the cooling pipes are distributed in the inside of the water tank in a spiral pipe shape.

The utility model provides an explosion-proof power distribution box which has the following beneficial effects:

1. this explosion-proof type power distribution box, cooperation through seal groove and sealing strip is used, when the sealed lid of block terminal is closed, the inside of seal groove is received to the sealing strip joint, utilize seal groove and sealing strip to seal power distribution box body and the sealed lid of block terminal, the sealing performance of power distribution box body has been improved, avoid the inside of power distribution box body to intake, cooperation through sealing washer and bounding wall is used, when the sealed lid of block terminal is closed, the inside that electrical components laid the storehouse can be inserted to the bounding wall, seal the bounding wall by the sealing washer again, further improved the leakproofness that electrical components laid the storehouse, avoid electrical components to lay the inside in storehouse to intake, the electrical components who has protected electrical components to lay the inside electrical components in storehouse to wet.

2. This explosion-proof type power distribution box, through setting up circulating fan, utilize circulating fan to lay electrical components storehouse air and carry the cooling tube in, dispel the heat to the air by cooling tube and fin again, later carry the air again in the cooling tube, utilize the cooling tube further to cool down the air, be favorable to reducing the temperature that electrical components laid the inside air in storehouse, carry electrical components again with the air at last and lay the storehouse, the electrical components of being convenient for lays the inside air circulation in storehouse and flows.

Drawings

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

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

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

fig. 4 is a schematic structural diagram of the heat dissipating pipe of the present invention.

In the figure: 1. a power distribution box body; 2. an electrical component placing bin; 3. a sealing groove; 4. a seal ring; 5. a distribution box sealing cover; 6. a sealing strip; 7. enclosing plates; 8. a dust-proof shell; 9. heat dissipation holes; 10. a dust screen; 11. a first ventilation hole; 12. a radiating pipe; 13. a heat sink; 14. a circulating fan; 15. a water tank; 16. and (7) cooling the tube.

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.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: an explosion-proof power distribution box comprises a power distribution box body 1, an electrical component placing bin 2 is arranged inside the power distribution box body 1, a sealing groove 3 is formed in the front of the electrical component placing bin 2, a sealing ring 4 is fixedly connected to the inner wall of the electrical component placing bin 2, through the matching use of the sealing groove 3 and the sealing strip 6, when the sealing cover 5 of the power distribution box is closed, the sealing strip 6 is clamped inside the sealing groove 3, the sealing groove 3 and the sealing strip 6 are utilized to seal the power distribution box body 1 and the sealing cover 5 of the power distribution box, the sealing performance of the power distribution box body 1 is improved, water is prevented from entering the power distribution box body 1, the sealing cover 5 of the power distribution box is hinged to the front of the power distribution box body 1, one side, close to the power distribution box body 1, of the sealing cover 5 of the power distribution box is fixedly connected with the sealing strip 6 and a surrounding plate 7, and the sealing groove 3 is matched with the sealing strip 6, electrical components lays storehouse 2 and bounding wall 7 phase-match, when the sealed lid 5 of block terminal closes, sealing washer 4 is located between the inner wall that storehouse 2 was laid to bounding wall 7 and electrical components, use through the cooperation of sealing washer 4 and bounding wall 7, when the sealed lid 5 of block terminal closes, the inside that storehouse 2 was laid to electrical components can be inserted to bounding wall 7, seal up 7 by sealing washer 4 again, further improved the leakproofness that electrical components laid storehouse 2, avoid electrical components to lay the inside of storehouse 2 to intake, the electrical components who has protected electrical components to lay storehouse 2 inside wets.

Referring to fig. 3, a dustproof case 8 is fixedly mounted on the left side of the power distribution box body 1, a heat dissipation hole 9 is formed in the left side of the dustproof case 8, a dustproof mesh 10 is fixedly mounted on the right side of the heat dissipation hole 9, the dustproof case 8 is located outside the heat dissipation pipe 12, the dustproof case 8 is arranged outside the heat dissipation pipe 12, the dustproof mesh 10 is used for filtering air flowing in and out, dust on the surface of the heat dissipation fins 13 is prevented from falling, and the heat dissipation efficiency of the heat dissipation fins 13 is guaranteed.

Please refer to fig. 3 and 4, a first ventilation hole 11 is fixedly connected to the left side of the electrical component placing bin 2, a first radiating pipe 12 is fixedly connected to the left side of the first ventilation hole 11, through the arrangement of the radiating pipe 12, the hot air in the electrical component placing bin 2 is radiated by the radiating pipe 12, which is beneficial to reducing the temperature of the hot air in the electrical component placing bin 2, the over-high temperature of the electrical components inside the electrical component placing bin 2 is avoided, the number of the radiating pipes 12 is not less than five, the external fixedly connected radiating fins 13 of the radiating pipe 12 are uniformly distributed at equal intervals along the vertical direction, through the arrangement of the radiating fins 13 outside the radiating pipe 12, the surface area of the radiating pipe 12 contacting with the air is increased by the radiating pipe 12, the heat exchange efficiency between the radiating pipe 12 and the air is improved, and the bottom of the radiating pipe 12 is fixedly connected with a circulating fan 14.

Referring to fig. 3, a water tank 15 is fixedly connected to the right side of the circulating fan 14, the water tank 15 is located at the bottom of the electrical component placing bin 2, a cooling pipe 16 is fixedly installed inside the water tank 15, cooling water is filled inside the water tank 15, the cooling pipe 16 is distributed inside the water tank 15 in a spiral pipe shape, by arranging the cooling pipe 16, the cooling pipe 16 is used for further dissipating heat of hot air, the temperature of the hot air is further reduced, then cold air is re-washed and conveyed into the electrical component placing bin 2, circulation of air is facilitated, the left end of the cooling pipe 16 is fixedly connected to the right side of the circulating fan 14, and the right end of the cooling pipe 16 is communicated with the bottom of the electrical component placing bin 2.

To sum up, this explosion-proof type power distribution box, during the use, seal through seal groove 3 and sealing washer 4 gap between power distribution box body 1 and the sealed lid 5 of block terminal, improve power distribution box body 1's sealing performance, avoid power distribution box body 1's inside to intake, sealing washer 4 seals the gap that electrical components laid between storehouse 2 and bounding wall 7 simultaneously, avoid electrical components to lay the inside of storehouse 2 to intake, carry the cooling tube 12 through circulating fan 14 with the hot-air that electrical components laid in storehouse 2, utilize cooling tube 12 to cool down the hot-air, later carry the hot-air again in the cooling tube 16, further cool down the hot-air, carry the cold-air again at last and can electrical components lay in storehouse 2, realize that the electrical components lays the circulation of air in storehouse 2 and flow, can.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an explosion-proof type power distribution box, includes power distribution box body (1), its characterized in that: an electric element placing bin (2) is arranged inside the power distribution box body (1), a sealing groove (3) is formed in the front of the electric element placing bin (2), a sealing ring (4) is fixedly connected to the inner wall of the electric element placing bin (2), a distribution box sealing cover (5) is hinged to the front of the power distribution box body (1), a sealing strip (6) and a surrounding plate (7) are fixedly connected to one side, close to the power distribution box body (1), of the distribution box sealing cover (5), a dustproof shell (8) is fixedly installed on the left side of the power distribution box body (1), a ventilation hole I (11) is fixedly connected to the left side of the electric element placing bin (2), a radiating pipe (12) is fixedly connected to the left side of the ventilation hole I (11), a circulating fan (14) is fixedly connected to the bottom of the radiating pipe (12), the right side of the circulating fan (14) is fixedly connected with a water tank (15).

2. An explosion-proof power distribution box according to claim 1, characterized in that: seal groove (3) and sealing strip (6) phase-match, electrical components lays storehouse (2) and bounding wall (7) phase-match, and when block terminal sealing lid (5) were closed, sealing washer (4) were located between the inner wall that storehouse (2) was laid to bounding wall (7) and electrical components.

3. An explosion-proof power distribution box according to claim 1, characterized in that: heat dissipation hole (9) have been seted up to the left side of dust shell (8), the right side fixed mounting of heat dissipation hole (9) has dust screen (10), dust shell (8) are located the outside of cooling tube (12).

4. An explosion-proof power distribution box according to claim 1, characterized in that: the radiating pipe is characterized in that the number of the radiating pipes (12) is not less than five, the radiating fins (13) are fixedly connected to the outer portions of the radiating pipes (12), and the radiating fins (13) are evenly distributed at equal intervals along the vertical direction.

5. An explosion-proof power distribution box according to claim 1, characterized in that: the water tank (15) is located the bottom that the electrical components laid storehouse (2), the inside fixed mounting of water tank (15) has cooling tube (16), the left end of cooling tube (16) and circulating fan (14)'s right side fixed connection, the right-hand member of cooling tube (16) and the bottom intercommunication that the electrical components laid storehouse (2).

6. An explosion-proof power distribution box according to claim 5, characterized in that: the inside of the water tank (15) is filled with cooling water, and the cooling pipes (16) are distributed in the water tank (15) in a spiral pipe shape.