CN216289630U

CN216289630U - Electric protection device

Info

Publication number: CN216289630U
Application number: CN202123006220.XU
Authority: CN
Inventors: 赵磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-04-12
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses an electrical protection device, which relates to the technical field of electrical equipment and comprises a cabinet body, wherein the top of the cabinet body is fixedly connected with a heat radiation fan, the top of the heat radiation fan is fixedly connected with a top cover, the top of the cabinet body is respectively provided with a through groove and an air channel, the side surface of the cabinet body is provided with an air inlet, the side surface of the cabinet body is fixedly connected with a square ring corresponding to the air inlet, the surface of the square ring is movably connected with the inner wall of a filter assembly, and the inner walls of the square ring and the air inlet are fixedly connected with the surface of a partition plate. The utility model solves the problems that in the prior art, when a common electric protection device is used, dust in the outside air easily enters the inside of a power distribution cabinet when the heat radiation fan operates, and the dust is accumulated on electric elements after long-time use, so that the short circuit of the electric elements is easily caused, and the service life of the power distribution cabinet is shortened.

Description

Electric protection device

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to an electrical protection device.

Background

The electric equipment is a general name of equipment such as a generator, a transformer, a power line, a circuit breaker, a power distribution cabinet and the like in a power system, wherein the power distribution cabinet is used for distributing electric energy of a certain circuit of the upper-level power distribution equipment to a nearby load and providing protection, monitoring and control for the load, a cooling fan is required to be equipped for use in the using process of the power distribution cabinet, the air flow in the power distribution cabinet is accelerated through the operation of the cooling fan, the heat dissipation capacity of electric elements in the power distribution cabinet is improved, the electric elements are prevented from being damaged due to overheating, and the cooling fan is a protection device of the electric equipment.

Among the prior art, common electrical protection device is when using, accelerates the inside air flow of switch board through radiator fan's operation, improves the heat-sinking capability of the inside electrical element of switch board, but during radiator fan operates, inside dust among the outside air got into the switch board easily, long-time back dust of using piled up on electrical element, caused electrical element's short circuit easily to reduce switch board life.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electrical protection device, which has the advantages of effectively preventing short circuit of electrical elements and prolonging the service life of a power distribution cabinet, and solves the problems that in the prior art, when a common electrical protection device is used, dust in the outside air easily enters the power distribution cabinet when a cooling fan runs, and the dust is accumulated on the electrical elements after long-time use, so that the short circuit of the electrical elements is easily caused, and the service life of the power distribution cabinet is shortened.

In order to effectively prevent the short circuit of the electrical element and prolong the service life of the power distribution cabinet, the utility model provides the following technical scheme: the utility model provides an electrical protection device, includes the cabinet body, the top fixedly connected with radiator fan of the cabinet body, radiator fan's top fixedly connected with overhead guard, logical groove and wind channel have been seted up respectively at the top of the cabinet body, the air intake has been seted up to the side of the cabinet body, cabinet side corresponds air intake position fixedly connected with square ring, the surface of square ring and filtering component's inner wall swing joint, the inner wall of square ring and air intake all is connected with the fixed surface of baffle, the inner wall fixedly connected with heat absorption subassembly of the cabinet body, heat absorption subassembly is linked together with the wind channel, the side of heat absorption subassembly and the side fixed connection of baffle.

As a preferable technical solution of the present invention, the top cover includes a square cover and an exhaust hole, the square cover is fixedly connected to the top of the heat dissipation fan, and the exhaust hole is formed in the surface of the square cover.

As a preferred technical scheme, the filtering assembly comprises a square sleeve and a gauze, the inner wall of the square sleeve is movably connected with the surface of the square ring, the gauze is fixedly connected with the inner wall of the square sleeve, a groove is formed in the inner wall of the square sleeve, a bump is fixedly connected with the surface of the square ring, and the surface of the bump is movably connected with the inner wall of the groove.

As a preferable technical scheme of the utility model, the inner wall of the square sleeve is provided with a sliding groove, the surface of the square ring is fixedly connected with a sliding strip, and the surface of the sliding strip is in sliding connection with the inner wall of the sliding groove.

As a preferable technical scheme of the utility model, the surface of the bump is a curved surface, and the shape of the groove is matched with that of the bump.

As a preferred technical scheme of the present invention, the heat absorption assembly includes a housing, a cavity and heat absorption fins, the housing is fixedly connected to an inner wall of the cabinet, a side surface of the housing is fixedly connected to a side surface of the partition, the cavity is opened in the housing, water is filled in the cavity, and the heat absorption fins are fixedly connected to a side surface of the housing.

As a preferable technical solution of the present invention, the inner wall of the housing is embedded with heat dissipation fins, and side surfaces of the heat dissipation fins extend to the inside of the cavity.

Compared with the prior art, the utility model provides an electric protection device, which has the following beneficial effects:

1. the electric protection device is provided with the cooling fan, the top cover, the square ring and the filtering component, when in use, the operation of the cooling fan enables the outside air to enter the cabinet body from the position of the filtering component on the square ring, and then the outside air is discharged from the exhaust hole position of the top cover after entering the cabinet body, the air enters the cabinet body after being filtered by the gauze on the filtering component, the gauze filters the dust in the air, the dust is effectively prevented from entering the cabinet body, the dust is prevented from being accumulated on the electric elements, the effects of effectively preventing the short circuit of the electric elements and prolonging the service life of the power distribution cabinet are achieved, in order to solve prior art, common electric protection device is when using, inside the dust among the air easily got into the switch board when radiator fan operates, long-time back dust of using piles up on electric elements, causes electric elements's short circuit easily to reduce switch board life's problem.

2. This electrical protection device, through setting up the heat absorption subassembly, when using, the casing of heat absorption subassembly is fixed in the cabinet body, a housin, heat absorption fin and radiating fin are made by metal aluminium, fill up water in the cavity of casing, transmit to aquatic after absorbing the heat in the cabinet body through casing and heat absorption fin, air flows through from the casing during radiator fan operation, air and radiating fin and the contact of shells inner wall, dispel the heat to casing and radiating fin, thereby dispel the heat to water, the realization is to the heat dissipation of the cabinet body, the heat-sinking capability of the cabinet body is further improved through heat absorption subassembly and radiator fan's cooperation.

Drawings

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

FIG. 2 is a front cross-sectional view of the present invention at a cabinet position;

FIG. 3 is a top cross-sectional view of the present invention with the baffle in place;

FIG. 4 is a sectional top view of the housing of the present invention in position;

FIG. 5 is a left sectional view of the square sleeve of the present invention.

In the figure: 1. a cabinet body; 2. a heat radiation fan; 3. a top cover; 301. a square cover; 302. an exhaust hole; 4. a through groove; 5. an air duct; 6. an air inlet; 7. a square ring; 8. a filter assembly; 801. a square sleeve; 802. a screen; 803. a groove; 804. a bump; 9. a partition plate; 10. a heat sink assembly; 1001. a housing; 1002. a cavity; 1003. a heat absorbing fin; 1004. a heat dissipating fin; 11. a chute; 12. and (4) a slide bar.

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. 1-5, the utility model discloses an electrical protection device, comprising a cabinet body 1, a heat dissipating fan 2 fixedly connected to the top of the cabinet body 1, the heat dissipating fan 2 powered by an external power source, a top cover 3 fixedly connected to the top of the heat dissipating fan 2, the top cover 3 effectively preventing dust from entering the cabinet body 1 from the position of the heat dissipating fan 2, through slots 4 and air ducts 5 respectively arranged at the top of the cabinet body 1, two air ducts 5 respectively arranged at both sides of the through slots 4, air inlets 6 arranged at the side of the cabinet body 1, two air inlets 6 respectively arranged at both sides of the cabinet body 1, a square ring 7 fixedly connected to the side of the cabinet body 1 corresponding to the positions of the air inlets 6, the surface of the square ring 7 movably connected to the inner wall of a filter assembly 8, the filter assembly 8 for filtering air entering the cabinet body 1, the inner walls of the square ring 7 and the air inlets 6 both fixedly connected to the surface of a partition plate 9, the inner wall of the cabinet body 1 is fixedly connected with two heat absorption assemblies 10, the number of the heat absorption assemblies 10 is two, the two heat absorption assemblies are respectively positioned at the two air inlets 6, the heat absorption assemblies 10 are communicated with the air duct 5, and the side surfaces of the heat absorption assemblies 10 are fixedly connected with the side surfaces of the partition plates 9.

Specifically, the top cover 3 includes a square cover 301 and an exhaust hole 302, the square cover 301 is fixedly connected to the top of the heat dissipation fan 2, and the exhaust hole 302 is opened on the surface of the square cover 301.

In this embodiment, the heat dissipation fan 2 is operated to make the air flow enter the square cover 301 and be discharged from the position of the air discharge hole 302 on the side of the square cover 301.

Specifically, the filtering assembly 8 comprises a square sleeve 801 and a gauze 802, the inner wall of the square sleeve 801 is movably connected with the surface of the square ring 7, the gauze 802 is fixedly connected with the inner wall of the square sleeve 801, the inner wall of the square sleeve 801 is provided with a groove 803, the surface of the square ring 7 is fixedly connected with a bump 804, and the surface of the bump 804 is movably connected with the inner wall of the groove 803.

In this embodiment, square cover 801 is the plastics material, has the ductility, and the quantity of gauze 802 is two in same square cover 801, filters the air that gets into in the cabinet body 1 through double-deck gauze 802, improves the filter effect to the air, and lug 804 card is blocked square cover 801 in recess 803, can fix gauze 802 in square ring 7 position.

Specifically, the inner wall of the square sleeve 801 is provided with a sliding groove 11, the surface of the square ring 7 is fixedly connected with a sliding strip 12, and the surface of the sliding strip 12 is in sliding connection with the inner wall of the sliding groove 11.

In this embodiment, the surface of the slide bar 12 is attached to the inner wall of the sliding groove 11, so that the square sleeve 801 is effectively prevented from shaking on the square ring 7.

Specifically, the surface of the bump 804 is a curved surface, and the shape of the groove 803 is matched with the shape of the bump 804.

In this embodiment, the square sleeve 801 is prevented from being unable to be separated from the square ring 7 when the protrusion 804 is caught in the groove 803.

Specifically, the heat absorbing assembly 10 includes a housing 1001, a cavity 1002 and heat absorbing fins 1003, the housing 1001 is fixedly connected to the inner wall of the cabinet 1, the side of the housing 1001 is fixedly connected to the side of the partition 9, the cavity 1002 is opened inside the housing 1001, the cavity 1002 is filled with water, and the heat absorbing fins 1003 are fixedly connected to the side of the housing 1001.

In this embodiment, casing 1001 and heat absorption fin 1003 are made by metallic aluminum, fill up water in the cavity 1002 of casing 1001, transmit to aquatic after absorbing the heat in the cabinet body 1 through casing 1001 and heat absorption fin 1003, air flows through in the casing 1001 when radiator fan 2 operates, air and the contact of casing 1001 inner wall dispel the heat to casing 1001, thereby dispel the heat to water, the realization is to the heat dissipation of cabinet body 1, the heat-sinking capability of the cabinet body 1 is further improved through the cooperation of heat absorption subassembly 10 and radiator fan 2.

Specifically, heat dissipation fins 1004 are embedded in the inner wall of the housing 1001, and the side surfaces of the heat dissipation fins 1004 extend into the cavity 1002.

In this embodiment, the heat dissipation fins 1004 are made of aluminum, the heat dissipation fins 1004 absorb heat of water inside the cavity 1002, and air flows through the heat dissipation fins 1004 to dissipate heat of the heat dissipation fins 1004, so that the water in the cavity 1002 is dissipated.

The working principle and the using process of the utility model are as follows: when the heat dissipation cabinet is used, the heat dissipation fan 2 operates to enable outside air to enter the cabinet 1 and the shell 1001 from the position of the filtering component 8 on the square ring 7 respectively, the outside air enters the cabinet 1 and the shell 1001 respectively and then is exhausted from the position of the exhaust hole 302 of the top cover 3 through the through groove 4 and the air duct 5 respectively, the air enters the cabinet 1 after being filtered by the gauze 802 on the filtering component 8, the gauze 802 filters dust in the air, the dust is effectively prevented from entering the cabinet 1 and being accumulated on electric elements, short circuit of the electric elements is effectively prevented, the service life of the power distribution cabinet is prolonged, the cavity 1002 of the shell 1001 is filled with water, the heat in the cabinet 1 is absorbed by the shell 1001 and the heat absorption fins 1003 and then is transmitted into the water, the air flows through the shell 1001 when the heat dissipation fan 2 operates, the air is in contact with the heat dissipation fins 1004 and the inner walls of the shell 1001 to dissipate the heat of the shell 1001, thereby dispel the heat to water, the heat-sinking capability of the cabinet body 1 is further improved through the cooperation of heat absorption subassembly 10 and radiator fan 2, gauze 802 needs to be changed after using a period of time, during the change, direct pulling square sleeve 801 makes recess 803 and lug 804 separate, can pull down square sleeve 801 and clear up gauze 802, overlap square sleeve 801 on square ring 7 after the clearance is accomplished again, lug 804 card can block square sleeve 801 in recess 803, realize the installation of gauze 802, and the operation is convenient, thereby make things convenient for the clearance of gauze 802.

In conclusion, this electrical protection device through setting up radiator fan 2, overhead guard 3, square ring 7 and filter assembly 8 to solve prior art, common electrical protection device when using, inside the dust in the outside air got into the switch board easily when radiator fan 2 operates, long-time back dust of using is piled up on electrical element, causes electrical element's short circuit easily, thereby reduces switch board life's problem.

It should be noted that, in this document, terms such as "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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. An electrical protection device, includes the cabinet body (1), its characterized in that: the utility model discloses a cabinet, including the cabinet body, the top fixedly connected with radiator fan (2) of the cabinet body (1), the top fixedly connected with overhead guard (3) of radiator fan (2), logical groove (4) and wind channel (5) have been seted up respectively at the top of the cabinet body (1), air intake (6) have been seted up to the side of the cabinet body (1), the cabinet body (1) side corresponds air intake (6) position fixedly connected with square ring (7), the surface of square ring (7) and the inner wall swing joint of filter assembly (8), the inner wall of square ring (7) and air intake (6) all is connected with the fixed surface of baffle (9), the inner wall fixedly connected with heat absorption assembly (10) of the cabinet body (1), heat absorption assembly (10) are linked together with wind channel (5), the side of heat absorption assembly (10) and the side fixed connection of baffle (9).

2. An electrical protection device according to claim 1, wherein: the top cover (3) comprises a square cover (301) and exhaust holes (302), the square cover (301) is fixedly connected to the top of the heat dissipation fan (2), and the exhaust holes (302) are formed in the surface of the square cover (301).

3. An electrical protection device according to claim 1, wherein: the filter assembly (8) comprises a square sleeve (801) and a gauze (802), the inner wall of the square sleeve (801) is movably connected with the surface of a square ring (7), the gauze (802) is fixedly connected with the inner wall of the square sleeve (801), a groove (803) is formed in the inner wall of the square sleeve (801), a bump (804) is fixedly connected with the surface of the square ring (7), and the surface of the bump (804) is movably connected with the inner wall of the groove (803).

4. An electrical protection device according to claim 3, wherein: the inner wall of the square sleeve (801) is provided with a sliding groove (11), the surface of the square ring (7) is fixedly connected with a sliding strip (12), and the surface of the sliding strip (12) is in sliding connection with the inner wall of the sliding groove (11).

5. An electrical protection device according to claim 3, wherein: the surface of the bump (804) is a curved surface, and the shape of the groove (803) is matched with that of the bump (804).

6. An electrical protection device according to claim 1, wherein: the heat absorption assembly (10) comprises a shell (1001), a cavity (1002) and heat absorption fins (1003), the shell (1001) is fixedly connected to the inner wall of the cabinet body (1), the side face of the shell (1001) is fixedly connected with the side face of the partition plate (9), the cavity (1002) is arranged inside the shell (1001), water is filled inside the cavity (1002), and the heat absorption fins (1003) are fixedly connected to the side face of the shell (1001).

7. An electrical protection device according to claim 6, wherein: the inner wall of the shell (1001) is embedded with heat dissipation fins (1004), and the side surfaces of the heat dissipation fins (1004) extend to the interior of the cavity (1002).