CN219576291U

CN219576291U - Electrical switch cabinet

Info

Publication number: CN219576291U
Application number: CN202320324913.3U
Authority: CN
Inventors: 刘庆彪; 李耀辉; 王照亮; 田亚伟
Original assignee: Henan Zhongkun Industrial Co ltd
Current assignee: Henan Zhongkun Industrial Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-08-22
Anticipated expiration: 2033-02-27

Abstract

The utility model provides an electrical switch cabinet, which belongs to the technical field of switch cabinets and comprises a cabinet body used for installing electronic components; the radiating holes are formed in the cabinet body and used for ventilation; the fan is arranged in the cabinet body and used for radiating the electronic components in the cabinet body; the pressurizing assembly is arranged in the cabinet body and is used for pressurizing wind energy in the cabinet body. The utility model has the beneficial effects that: when the fan is started, the baffle plate can be driven to move up and down, so that the radiating hole is opened, heat in the shell is discharged from the radiating hole, when the fan is closed, the baffle plate can automatically fall down to block the radiating hole through the self gravity of the connecting piece, the radiating hole can be automatically opened when radiating, the radiating hole can be automatically closed when radiating is completed, and sundries are prevented from entering.

Description

Electrical switch cabinet

Technical Field

The utility model belongs to the technical field of switch cabinets, and particularly relates to an electrical switch cabinet.

Background

The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of generating, transmitting, distributing and converting electric energy of the electric power system. The components in the switch cabinet mainly comprise a breaker, a disconnecting switch, a load switch, an operating mechanism, a transformer, various protection devices and the like:

however, the prior electrical switch cabinet is provided with radiating holes, the radiating holes are often opened, so that external sundries can easily enter the switch cabinet from the radiating holes to influence the normal operation of the switch cabinet, and the prior electrical switch cabinet is provided with a part of switch cabinet capable of shielding the radiating holes, and basically, the switch cabinet is provided with a baffle capable of shielding the radiating holes by manual operation or electric drive, so that the use process is troublesome.

We have therefore proposed an electrical switchgear in order to solve the problems set out above.

It should be noted that the information disclosed in the background section of the present utility model is only for increasing the understanding of the general background of the present utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

In order to achieve the above purpose, the present utility model provides the following technical solutions: an electrical switch cabinet comprises a cabinet body for mounting electronic components;

the radiating holes are formed in the cabinet body and used for ventilation;

the fan is arranged in the cabinet body and used for radiating the electronic components in the cabinet body;

the pressurizing assembly is arranged in the cabinet body and is used for pressurizing wind energy in the cabinet body;

the lifting assembly is arranged on the pressurizing assembly and comprises a connecting piece and a rotating piece, and the rotating piece can be driven by pressurized wind energy;

the protection component is arranged on the lifting component, and the connecting piece rotates to drive the rotating piece to reciprocate, so that the radiating hole is opened or closed.

Further, the pressurizing assembly comprises a protective shell arranged in the cabinet body, a vent hole is formed in the left side of the protective shell, and a pressurizing pipe is arranged at the vent hole.

Further, the inner radius of the pressurizing pipe is gradually reduced from left to right, so that the wind pressure when wind force is discharged from the small opening of the pressurizing pipe is increased.

Further, the lifting assembly is arranged in the protective shell, and the lifting assembly further comprises a fixing rod arranged on the inner wall of the left side of the protective shell, a bearing is arranged at the right end of the outer surface of the fixing rod, and a connecting piece is fixed on the outer ring of the bearing.

Further, a rotating member is mounted on the outer surface of the connecting member, a rotating ring is fixed on the left side of the rotating member, a connecting rod is further mounted on the right side of the rotating member, and a short rod is fixed on the outer surface of the rotating ring.

Further, the number of the short rods is multiple, the short rods are arranged at equal intervals along the outer surface of the rotating ring, and the pressure bearing piece is arranged at one end, far away from the rotating ring, of each short rod.

Further, the protection component comprises limiting pieces symmetrically fixed on two sides of the radiating hole, and a limiting groove is formed in the top of each limiting piece.

Further, an arc-shaped groove is formed in one side surface of the limiting groove in an inward extending mode, sliding pieces are arranged in the limiting groove in a sliding mode, and a baffle is arranged between the two sliding pieces.

Further, a plurality of rotatable steel balls are arranged on one side face of the sliding piece.

Further, a plurality of the steel balls are equidistantly arranged on the sliding piece along the vertical direction.

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

when the fan is started, the baffle plate can be driven to move up and down, so that the radiating hole is opened, heat in the shell is discharged from the radiating hole, when the fan is closed, the baffle plate can automatically fall down to block the radiating hole through the self gravity of the connecting piece, the radiating hole can be automatically opened when radiating, and the radiating hole can be automatically closed when radiating is completed, so that sundries are prevented from entering.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional structure of an embodiment of the present utility model.

Fig. 3 is a schematic view of a part of the structure of an embodiment of the present utility model.

Fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to an embodiment of the present utility model.

Fig. 5 is a schematic structural diagram of a lifting assembly according to an embodiment of the utility model.

Fig. 6 is a schematic perspective view of a baffle according to an embodiment of the present utility model.

In the figure: 1. a cabinet body; 11. a housing; 12. a cabinet door; 13. a partition plate; 14. a through hole; 2. a heat dissipation assembly; 21. a blower; 22. a temperature sensor; 23. a master controller; 24. an air inlet hole; 3. a pressurizing assembly; 31. a protective shell; 32. a vent hole; 33. a pressurizing tube; 4. a lifting assembly; 41. a fixed rod; 42. a bearing; 43. a connecting piece; 44. a rotating member; 45. a rotating ring; 46. a short bar; 47. a pressure-bearing member; 48. a connecting rod; 5. a protective assembly; 51. a limiting piece; 52. a limit groove; 53. a slider; 54. steel balls; 55. a baffle; 6. and the heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-6, the present utility model provides the following technical solutions: an electrical switch cabinet comprises a cabinet body 1, wherein electronic components are arranged in the cabinet body 1, a heat dissipation assembly 2 is arranged in the cabinet body 1 and used for blowing air to the interior of the cabinet body 1 and dissipating heat to the electronic components in the interior of the cabinet body, a pressurizing assembly 3 is arranged in the interior of the cabinet body 1, a lifting assembly 4 driven by wind energy in the cabinet body 1 as kinetic energy is also arranged in the interior of the cabinet body 1, a protection assembly 5 is connected with the lifting assembly 4, the lifting assembly 4 drives the protection assembly 5 to move up and down and is used for opening or blocking a heat dissipation hole 6, and sundries can be prevented from entering the cabinet body 1 from the heat dissipation hole 6 when heat dissipation is not generated;

referring to fig. 1 and 2, the cabinet 1 includes a housing 11, and the front side of the housing 11 is open and hinged with a cabinet door 12, for opening or closing the front opening of the housing 11, a partition 13 is installed in the housing 11, the partition 13 divides the interior of the housing 11 into an upper cavity and a lower cavity, and a through hole 14 for communicating the two cavities is formed at the top of the partition 13, when the cabinet door 12 is closed, air between the two cavities in the housing 11 only circulates through the through hole 14.

Referring to fig. 2 and 3, the heat dissipation assembly 2 includes a fan 21 mounted on an inner top wall of the housing 11, and an air inlet 24 is formed on the inner top wall of the housing 11, the air inlet 24 is located right above the fan 21, so that the fan 21 pumps external air into the housing 11, thereby achieving a heat dissipation effect on components in the housing 11, a temperature sensor 22 for monitoring the temperature in the housing 11 is disposed on an upper end of an inner wall of a left side of the housing 11, and a main controller 23 for controlling a part of electrical appliances is disposed on a left side of the housing 11.

Referring to fig. 4, the pressurizing assembly 3 includes a protecting case 31 installed in a housing 11, a cavity is formed between the housing 11 and the protecting case 31, a vent hole 32 is formed at the left side of the protecting case 31, a pressurizing pipe 33 is hermetically installed inside the vent hole 32, and an inner radius of the pressurizing pipe 33 is gradually reduced from left to right to increase wind pressure when wind is discharged from a small opening of the pressurizing pipe 33;

referring to fig. 4 and 5, the lifting assembly 4 is disposed in a cavity formed between the housing 11 and the protective case 31, and the lifting assembly 4 further includes a fixing rod 41 installed on the left inner wall of the protective case 31, a bearing 42 is installed on the right end of the outer surface of the fixing rod 41, a connecting piece 43 is fixed on the outer ring of the bearing 42, the connecting piece 43 is a cam in this embodiment, a rotating piece 44 is movably connected on the outer surface of the connecting piece 43, the rotating piece 44 can move up and down along the vertical direction along with the rotation of the connecting piece 43, in addition, a rotating ring 45 is fixed on the left side of the rotating piece 44, a connecting rod 48 is installed on the right side of the rotating piece 44, a plurality of short rods 46 are fixed on the outer surface of the rotating ring 45, a pressure-bearing piece 47 is installed on one end of each short rod 46 far away from the rotating ring 45, the pressure-bearing piece 47 is formed in a semicircle shape for receiving wind pressure blown out from the pressurizing pipe 33, by the structure, the pressurizing pipe 33 can move down the pressure-bearing piece 47 obliquely downward, and the connecting piece 47 can move up and down by the rotating the connecting rod 47, and the connecting rod 45 can move up and down by the rotating ring 47 reciprocally.

Referring to fig. 4, 5 and 6, the protection component 5 includes a limiting member 51 symmetrically fixed at two sides of the heat dissipation hole 6, a limiting groove 52 is provided at the top of the limiting member 51, an arc groove extends inwards on one side surface of the limiting groove 52, a sliding member 53 is slidably provided in the limiting groove 52, a baffle 55 is installed between the two sliding members 53, the right side of the baffle 55 is slidably connected with the lower part of the right inner wall of the housing 11, a plurality of rotatable steel balls 54 are provided on one side surface of the sliding member 53, the plurality of steel balls 54 are equidistantly arranged on the sliding member 53 along the vertical direction, and the steel balls 54 are adapted to the arc groove so as to reduce friction force between the sliding member 53 and the limiting member 51, so that lifting of the baffle 55 is facilitated.

In this embodiment: the connecting rod 48, the connecting piece 43 and the baffle 55 are hollow, or made of lightweight materials, so that the weight of part parts is reduced, and part of structures can be easily driven to move by wind energy.

Working principle: when the temperature sensor 22 detects that the temperature inside the shell 11 is higher, the temperature sensor 22 starts the fan 21 through the main controller 23, the fan 21 blows air towards the inside of the shell 11, hot air in the shell 11 is blown into the protective shell 31 through the pressurizing pipe 33, the pressurizing pipe 33 can blow the rotating ring 45 to rotate, the baffle plate 55 is driven to move up and down, the heat dissipation holes 6 are opened, heat in the shell 11 is discharged from the heat dissipation holes 6, and when the fan 21 is closed, the baffle plate 55 can automatically fall down to block the heat dissipation holes 6 through the self gravity of the connecting piece 43.

Claims

1. An electrical switchgear comprising:

the cabinet body (1) is used for installing electronic components;

the radiating holes (6) are formed in the cabinet body (1) and used for ventilation;

the fan (21) is arranged in the cabinet body (1) and used for radiating electronic components in the cabinet body (1);

the pressurizing assembly (3) is arranged in the cabinet body (1) and is used for pressurizing wind energy in the cabinet body (1);

the lifting assembly (4) is arranged on the pressurizing assembly (3) and comprises a connecting piece (43) and a rotating piece (44), wherein the rotating piece (44) can be driven by pressurized wind energy;

the protection component (5) is arranged on the lifting component (4), and the connecting piece (43) can rotate to drive the rotating piece (44) to reciprocate, so that the heat dissipation hole (6) is opened or closed.

2. An electrical switchgear as claimed in claim 1, wherein: the pressurizing assembly (3) comprises a protective shell (31) arranged in the cabinet body (1), a vent hole (32) is formed in the left side of the protective shell (31), and a pressurizing pipe (33) is arranged at the vent hole (32).

3. An electrical switchgear as claimed in claim 2, wherein: the inner radius of the pressurizing pipe (33) is gradually reduced from left to right, so that the wind pressure when wind force is discharged from the small opening of the pressurizing pipe (33) is increased.

4. An electrical switchgear as claimed in claim 2, wherein: the lifting assembly (4) is arranged in the protective shell (31), the lifting assembly (4) further comprises a fixing rod (41) arranged on the left inner wall of the protective shell (31), a bearing (42) is arranged at the right end of the outer surface of the fixing rod (41), and a connecting piece (43) is fixed on the outer ring of the bearing (42).

5. An electrical switchgear as claimed in claim 4, wherein: a rotating member (44) is mounted on the outer surface of the connecting member (43), a rotating ring (45) is fixed on the left side of the rotating member (44), a connecting rod (48) is mounted on the right side of the rotating member (44), and a short rod (46) is fixed on the outer surface of the rotating ring (45).

6. An electrical switchgear according to claim 5, characterized in that the number of said short bars (46) is plural and equally spaced along the outer surface of the rotating ring (45), and that a pressure-bearing member (47) is mounted at the end of each said short bar (46) remote from the rotating ring (45).

7. An electrical switchgear as claimed in claim 1, wherein: the protection component (5) comprises limiting pieces (51) symmetrically fixed on two sides of the radiating hole (6), and a limiting groove (52) is formed in the top of each limiting piece (51).

8. An electrical switchgear as claimed in claim 7, wherein: one side surface of the limiting groove (52) is provided with an arc-shaped groove extending inwards, a sliding piece (53) is arranged in the limiting groove (52) in a sliding mode, and a baffle plate (55) is arranged between the two sliding pieces (53).

9. An electrical switchgear as claimed in claim 8, wherein: a plurality of rotatable steel balls (54) are arranged on one side face of the sliding piece (53).

10. An electrical switchgear as claimed in claim 9, wherein: a plurality of steel balls (54) are equidistantly arranged on the sliding member (53) along the vertical direction.