CN216871795U

CN216871795U - High-voltage circuit breaker with heat dissipation mechanism

Info

Publication number: CN216871795U
Application number: CN202123390001.6U
Authority: CN
Inventors: 蒋伟川; 杨静
Original assignee: Changzhou Senyuan Technology Co ltd
Current assignee: Changzhou Senyuan Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-01
Anticipated expiration: 2031-12-29

Abstract

The utility model relates to the technical field of high-voltage circuit breakers, in particular to a high-voltage circuit breaker with a heat dissipation mechanism, which comprises a high-voltage circuit breaker, wherein a shell is arranged on the high-voltage circuit breaker, a plurality of groups of rectangular holes are symmetrically arranged on two sides of the shell, a rubber pad is arranged on one side of each rectangular hole, and the rubber pad is connected with the heat dissipation mechanism with a disassembly function; absorb the heat that produces in with the shell through a plurality of fin, then start the exhaust fan, the exhaust fan inhales the cold air through the ventilation hole that covers body bottom setting, and air cleaner filters dust in with the cold air simultaneously, absorbs the heat through cold air and fin contact, and the exhaust fan makes the internal air flow rate of cover accelerate, consequently avoids the weather to be hot, leads to the fin heat can't be scattered.

Description

High-voltage circuit breaker with heat dissipation mechanism

Technical Field

The utility model relates to the technical field of high-voltage circuit breakers, in particular to a high-voltage circuit breaker with a heat dissipation mechanism.

Background

The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively fuzzy, and the circuit breakers above 3kV are generally called high-voltage electric appliances, but various circuit breakers appearing on the market still have various problems.

The existing circuit breaker is connected in a combined mode, when the high-voltage circuit breaker is combined for use, a large amount of heat can be generated at the joint, in order to effectively dissipate the heat, firstly, the air is cooled in an air cooling mode, but in humid weather, the air entering the circuit breaker is humid, dangerous accidents are easy to happen, secondly, the heat dissipation fins are exposed outside for a long time, dust can be adhered to the heat dissipation fins, the heat dissipation of the heat dissipation fins is influenced, meanwhile, in hot weather, the ambient air is hot, and the heat is difficult to dissipate by the heat dissipation fins, therefore, the utility model provides the high-voltage circuit breaker with the heat dissipation mechanism for solving the problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a high voltage circuit breaker with a heat dissipation mechanism to solve the problems set forth in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-voltage circuit breaker with a heat dissipation mechanism comprises a high-voltage circuit breaker, wherein a shell is arranged on the high-voltage circuit breaker, a plurality of groups of rectangular holes are symmetrically formed in two sides of the shell, a rubber pad is arranged on one side of each rectangular hole, and the rubber pad is connected with the heat dissipation mechanism with a dismounting function;

the heat dissipation mechanism comprises a ventilation hood mechanism, a frame is arranged in the ventilation hood mechanism, a plurality of groups of radiating fins are arranged on the frame at equal intervals, four groups of guide blocks are symmetrically arranged on two sides of the frame, the frame is fixedly connected with two groups of sliding rods, springs are sleeved on the sliding rods, the sliding rods are slidably connected with plugging plates, and exhaust fans are arranged on the plugging plates.

Preferably, the ventilation hood mechanism comprises a hood body, an air filter is embedded into one side of the hood body, four groups of guide grooves are symmetrically arranged on two sides in the hood body, two groups of first grooves are symmetrically arranged on two sides in the hood body, a deflector rod is arranged in the first grooves, and the deflector rod is clamped with the clamping hook.

Preferably, the radiating fins are inserted into the rectangular holes, and the guide blocks are in sliding connection with the guide grooves.

Preferably, a rectangular mounting groove is formed in one side of the plugging plate, an exhaust fan is arranged in the rectangular mounting groove, the sliding rod is connected with the vertical bearing in a sliding mode, and the vertical bearing is embedded into the plugging plate.

Preferably, cover body one end fixed connection rubber pad, cover body bottom sets up the ventilation hole, sets up air cleaner in the ventilation hole.

Preferably, the first shaft is arranged on the shifting lever, two groups of bearings are arranged at two ends of the first shaft, and the bearings are embedded into the first inner wall of the groove.

Preferably, one end of the hook is fixedly connected with the plugging plate.

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

1. the heat generated in the shell is absorbed by the cooling fins, then the exhaust fan is started, the exhaust fan sucks cold air through the vent holes formed in the bottom of the cover body, meanwhile, the air filter filters dust in the cold air, the heat is absorbed by the contact of the cold air and the cooling fins, and the air flow rate in the cover body is accelerated by the exhaust fan, so that the problem that the heat of the cooling fins cannot be dissipated due to hot weather is avoided;

2. the four groups of guide blocks symmetrically arranged on two sides of the frame slide along four groups of guide grooves in the cover body, one ends of a plurality of radiating fins on the frame penetrate through rectangular holes, the frame is made to be tightly attached to the rubber pad, then the plugging plate is extruded and moved along the sliding rod, and the spring is compressed.

Drawings

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

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

fig. 3 is a sectional view of the heat dissipation mechanism of the present invention.

In the figure: 1. a high voltage circuit breaker; 2. a housing; 3. a rectangular hole; 4. a rubber pad; 5. a heat dissipation mechanism; 501. a ventilation hood mechanism; 502. a frame; 503. a guide block; 504. a heat sink; 505. a slide bar; 506. a spring; 507. a plugging plate; 508. an exhaust fan; 5011. a cover body; 5012. an air filter; 5013. a guide groove; 5014. a first groove; 5015. a deflector rod; 5016. a hook.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a high-voltage circuit breaker with a heat dissipation mechanism comprises a high-voltage circuit breaker 1, wherein a shell 2 is arranged on the high-voltage circuit breaker 1, a plurality of groups of rectangular holes 3 are symmetrically arranged on two sides of the shell 2, a rubber pad 4 is arranged on one side of each rectangular hole 3, the rubber pad 4 is connected with a heat dissipation mechanism 5 with a disassembly function, the heat dissipation mechanism 5 comprises a ventilation hood mechanism 501, a frame 502 is arranged in the ventilation hood mechanism 501, a plurality of groups of heat dissipation fins 504 are equidistantly arranged on the frame 502, four groups of guide blocks 503 are symmetrically arranged on two sides of the frame 502, the frame 502 is fixedly connected with two groups of sliding rods 505, springs 506 are sleeved on the sliding rods 505, the sliding rods 505 are slidably connected with a plugging plate 507, an exhaust fan 508 is arranged on the plugging plate 507, the heat dissipation fins 504 are inserted in the rectangular holes 3, the guide blocks 503 are slidably connected with guide grooves 5013, one side of the plugging plate 507 is provided with a rectangular installation groove, the exhaust fan 508 is arranged in the rectangular installation groove, the sliding rods 505 are slidably connected with a vertical bearing, the vertical bearing is embedded into a blocking plate 507, one end of a cover body 5011 is fixedly connected with a rubber pad 4, the bottom of the cover body 5011 is provided with a vent hole, an air filter 5012 is arranged in the vent hole, wherein the wind direction of an exhaust fan 508 (with reference to model FD9225) faces to the outer side of the cover body 5011, the air filter 5012 consists of a frame and a filter element, the filter element is made of soft, porous and spongy polyurethane, one end of a radiating fin 504 extends into the inner part of a shell 2 through a rectangular hole 3, so that the contact area between the radiating fin 504 and the air in the shell 2 is increased, the absorption rate of air heat is improved, therefore, the heat generated in the shell 2 is absorbed through a plurality of radiating fins 504, then the exhaust fan 508 is started, the exhaust fan 508 sucks cold air through the vent hole arranged at the bottom of the cover body 5011, meanwhile, the air filter 5012 filters dust in the cold air, the heat is absorbed through the contact between the cold air and the radiating fins 504, the air flow rate of the air in the cover body 5011 is increased by the exhaust fan 508, therefore, the heat of the heat radiating fins 504 can not be dissipated due to hot weather;

the ventilation hood mechanism 501 comprises a hood body 5011, an air filter 5012 is embedded in one side of the hood body 5011, four groups of guide grooves 5013 are symmetrically arranged on two sides in the hood body 5011, two groups of grooves 5014 are symmetrically arranged on two sides in the hood body 5011, a deflector 5015 is arranged in the groove 5014, the deflector 5015 is clamped with a hook 5016, a shaft I is arranged on the deflector 5015, two groups of bearings are arranged at two ends of the shaft I, the bearings are embedded in the inner wall of the groove 5014, and one end of the hook 5016 is fixedly connected with a blocking plate 507, wherein when the heat radiating fins 504 need to be installed, the four groups of guide blocks 503 symmetrically arranged on two sides of the frame 502 slide along the four groups of guide grooves 5013 in the hood body 5011, one ends of the heat radiating fins 504 on the frame 502 penetrate through a rectangular hole 3, the frame 502 is enabled to be tightly attached to the rubber pad 4, then the blocking plate 507 is squeezed, the blocking plate 507 moves along a sliding rod 505, a spring 506 is compressed, and the blocking plate 507 pushes the hook 5016 to move along the inner wall of the hood body 5011 until one end of the hook 5015 is squeezed, the shifting rod 5015 is turned over until one end of the clamping hook 5016 is staggered with one end of the shifting rod 5015, one end of the shifting rod 5015 is abutted against the clamping hook 5016 under the action of the resilience of the spring 506, so that the blocking plate 507 is limited at the end of the cover body 5011, and meanwhile, under the action of the resilience of the spring 506, the sliding rod 505 pushes the frame 502 to extrude the rubber pad 4, so that the frame 502 and the plurality of radiating fins 504 are firmly fixed on the shell 2, and therefore, through the setting of the ventilation hood mechanism 501, installation and detachment of the radiating fins 504 by workers are facilitated.

The working principle is as follows: in the using process, the heat generated in the shell 2 is absorbed by the plurality of radiating fins 504, then the exhaust fan 508 is started, the exhaust fan 508 sucks cold air through the vent holes arranged at the bottom of the cover body 5011, simultaneously, the air filter 5012 filters dust in the cold air, the cold air is contacted with the radiating fins 504 to absorb the heat, when the radiating fins 504 need to be installed, the four groups of guide blocks 503 symmetrically arranged at two sides of the frame 502 slide along the four groups of guide grooves 5013 in the cover body 5011, one ends of the plurality of radiating fins 504 on the frame 502 penetrate through the rectangular holes 3, the frame 502 is tightly attached to the rubber pads 4, then the blocking plate 507 is squeezed, the blocking plate 507 moves along the slide rods 505, the springs 506 are compressed, meanwhile, the blocking plate 507 pushes the clamping hooks 5016 to move along the inner wall of the cover body 5011 until one ends of the clamping hooks 5016 squeeze the shifting rods 5015, the shifting rods 5015 are overturned until one ends of the clamping hooks 5016 are staggered with one ends of the shifting rods 5015, under the action of the resilience of the spring 506, one end of the shift lever 5015 abuts against the hook 5016.

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 high voltage circuit breaker with heat dissipation mechanism, includes high voltage circuit breaker (1), set up shell (2) on high voltage circuit breaker (1), shell (2) bilateral symmetry sets up a plurality of groups rectangular hole (3), and is a plurality of rectangular hole (3) one side sets up rubber pad (4), its characterized in that: the rubber pad (4) is connected with a heat dissipation mechanism (5) with a disassembly function;

heat dissipation mechanism (5) are including draft hood mechanism (501), set up frame (502) in draft hood mechanism (501), the equidistance sets up a plurality of groups fin (504) on frame (502), and frame (502) bilateral symmetry sets up four groups guide block (503), two sets of slide bars (505) of frame (502) fixed connection, spring (506) are established to the cover on slide bar (505), slide bar (505) sliding connection closure plate (507), set up exhaust fan (508) on closure plate (507).

2. The high voltage circuit breaker with a heat dissipation mechanism of claim 1, wherein: the draft hood mechanism (501) is including the cover body (5011), the cover body (5011) one side imbeds air cleaner (5012), and the bilateral symmetry sets up four group's guide way (5013) in the cover body (5011), and the bilateral symmetry sets up two groups of groove one (5014) in the cover body (5011), set up driving lever (5015) in groove one (5014), driving lever (5015) joint pothook (5016).

3. The high voltage circuit breaker with a heat dissipation mechanism of claim 2, wherein: the radiating fins (504) are inserted into the rectangular holes (3), and the guide blocks (503) are connected with the guide grooves (5013) in a sliding mode.

4. The high voltage circuit breaker with a heat dissipation mechanism of claim 1, wherein: blocking plate (507) one side sets up the rectangle mounting groove, set up exhaust fan (508) in the rectangle mounting groove, slide bar (505) sliding connection upright bearing, upright bearing embedding blocking plate (507).

5. The high voltage circuit breaker with a heat dissipation mechanism of claim 2, wherein: cover body (5011) one end fixed connection rubber pad (4), cover body (5011) bottom sets up the ventilation hole, set up air cleaner (5012) in the ventilation hole.

6. The high voltage circuit breaker with a heat dissipation mechanism of claim 2, wherein: the driving lever (5015) is provided with a first shaft, two ends of the first shaft are provided with two groups of bearings, and the bearings are embedded into the inner wall of the first groove (5014).

7. The high voltage circuit breaker with a heat dissipation mechanism of claim 2, wherein: one end of the clamping hook (5016) is fixedly connected with the plugging plate (507).