CN220775023U

CN220775023U - Protection box for engineering machinery electrical equipment

Info

Publication number: CN220775023U
Application number: CN202322201514.0U
Authority: CN
Inventors: 王玉
Original assignee: Guangzhou Haohong High Tech Materials Co ltd
Current assignee: Guangzhou Haohong High Tech Materials Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-04-12
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses a protection box for engineering machinery electrical equipment, which relates to a shell; their components or corresponding fittings. The protection box for the engineering mechanical electrical equipment comprises a box body, the upper surface fixedly connected with ventilation box body of box body, ventilation box body and box body are inside to be communicated, be equipped with radiator fan in the ventilation box body, the dustproof filter screen has all been inlayed to ventilation box body opposite both sides, be equipped with the rotation axis on the side that ventilation box body is close to dustproof filter screen, the rotation axis is located the outer one end surface fixedly connected with clearance board of ventilation box body, the clearance board is equipped with the clearance brush on the surface towards dustproof filter screen, clearance brush and dustproof filter screen contact, the protection box for the engineering mechanical electrical equipment can be to the effect of dustproof filter screen surface dust clearance, the too much mesh by the dust jam's problem appears in long-time use of this cooling body has been avoided as far as possible, the gas permeability of dustproof filter screen has been ensured, the protection effect of this protection box to electrical equipment for a long time has been improved.

Description

Protection box for engineering machinery electrical equipment

Technical Field

The present utility model relates to a housing; the technical field of parts or corresponding accessories thereof, in particular to a protection box for engineering machinery electrical equipment.

Background

The electrical equipment is a general name of equipment such as a generator, a transformer, a power line, a circuit breaker and the like in an electric power system, is widely applied to engineering machinery, ensures the stability of the engineering machinery during operation through the electrical equipment, and is arranged in a protection box for improving the heat dissipation effect of the electrical equipment, and is provided with a heat dissipation mechanism for cooling the electrical equipment through the heat dissipation mechanism;

such as the prior patent: CN218678154U discloses a cooling device for electrical equipment, in this prior art, when the temperature is higher, the fan can be turned on, and the motor is turned on, so that the fan moves left and right along with the rectangular iron block, and the air blown by the fan increases the speed of air circulation in the protective housing, so that the electrical equipment body can be further cooled;

however, this prior art has the following problems during use: because the existing fan is started to pump external cold air into the box body generally, and meanwhile, in order to prevent dust from entering the box body, a filter screen is arranged on the box body in the prior art, but a cleaning mechanism for the filter screen is lacked in the prior art, so that more dust is attached to the surface of the filter screen in the running process for a long time, if the filter screen is not cleaned timely, the problem that the meshes of the filter screen are blocked is solved, the ventilation property of the dustproof filter screen is influenced, and the protection effect on electrical equipment is reduced.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a protection box for engineering machinery electrical equipment, which can solve the problems that more dust adheres to the surface of a filter screen in the running process for a long time, if the filter screen is not cleaned in time, the meshes of the filter screen are blocked, the air permeability of a dustproof filter screen is influenced, and the protection effect on the electrical equipment is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a protection box for engineering machine tool electrical equipment, includes the box, the last fixed surface of box is connected with the ventilation box, the ventilation box communicates with each other with the box is inside, be equipped with radiator fan in the ventilation box, dustproof filter screen has all been inlayed to the opposite both sides of ventilation box, dustproof filter screen extends into in the ventilation box, be equipped with the rotation axis on the side that the ventilation box is close to dustproof filter screen, the one end rotation of rotation axis runs through in the ventilation box, the rotation axis is located the one end surface fixedly connected with clearance board of the outside of ventilation box, the clearance board is equipped with the clearance brush towards dustproof filter screen on the surface, clearance brush and dustproof filter screen contact, be equipped with actuating mechanism on the rotation axis.

Preferably, the bottom wall fixedly connected with two bottom plates of box is equipped with electrical equipment in the box, and electrical equipment places on two bottom plates, and the diapire of box is inlayed equally and is had dustproof filter screen, and dustproof filter screen extends out the lower surface of box.

Preferably, the driving mechanism comprises a control gear, the control gear is fixedly sleeved on the outer surface of one end of the rotating shaft, which is positioned in the ventilating box body, and the outer surface of the control gear is connected with a rack in a meshed manner.

Preferably, the ventilation box is close to two connecting plates of fixedly connected with on the inner wall of rotation axis, fixedly connected with connection slide bar between two connecting plates, and the rack is close to fixedly connected with connection sliding sleeve on the one side surface of connection slide bar, and connection sliding sleeve slip cap is established on the surface of connection slide bar.

Preferably, the ventilation box is close to the n type support of fixedly connected with on the one side inner wall of dustproof filter screen, and dustproof filter screen locates between two risers of n type support, and one side that n type support diaphragm faced dustproof filter screen is equipped with the connecting axle, and the other end of connecting axle rotates and runs through the surface that goes out n type support, and the connecting axle runs through the one end fixedly connected with flabellum that goes out n type support.

Preferably, one end of the connecting shaft, which is far away from the fan blade, is fixedly connected with a rotary disk, a T-shaped shaft is fixedly connected on the surface of one side of the rotary disk, which faces the dustproof filter screen, a control plate is rotatably sleeved on the outer surface of the transverse shaft of the T-shaped shaft, the upper side of the control plate is rotatably connected with the lower surface of the rack, and the T-shaped shaft is arranged on one side, which is far away from the axis of the rotary disk.

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

(1) This guard box for engineering machine tool electrical equipment rotates through the control rotation axis, and the rotation axis has driven the clearance board swing in step, consequently the clearance board drives the clearance brush and cleans along dustproof filter screen surface, thereby reaches the effect to dustproof filter screen surface dust clearance like this, has avoided this cooling mechanism to the greatest extent to appear too much mesh by the problem that the dust blockked up in long-time use, has ensured the gas permeability of dustproof filter screen, has improved the protection effect of this guard box to electrical equipment for a long time.

(2) This guard box for engineering machine tool electrical equipment is through being equipped with actuating mechanism for rack displacement's power is based on the conversion to natural resources, adopts simple linkage structure and combines the air control rack displacement that flows, does not need extra electronic part, has greatly improved the environmental protection value and the environmental protection meaning of this mechanism, and this mechanism does not need artificial control simultaneously, can clear up dustproof filter screen voluntarily, has reduced staff's working strength.

(3) The protection box for the engineering machinery electrical equipment has the advantages that the protection box is connected with the sliding sleeve to form a limiting effect on the racks, so that the problem that the racks incline in the displacement process is avoided as much as possible.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic view of a protective case for an electrical device of an engineering machine according to the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic cross-sectional view of a ventilation box of the present utility model;

FIG. 4 is an enlarged view of FIG. 3 at B;

FIG. 5 is a schematic back view of a rotary disk according to the present utility model.

Reference numerals: 1. a case; 2. a bottom plate; 3. an electrical device; 4. a ventilation box; 5. a dust-proof filter screen; 6. a heat radiation fan; 7. a rotation shaft; 8. a cleaning plate; 9. a control gear; 10. a rack; 11. a connecting plate; 12. connecting a slide bar; 13. the sliding sleeve is connected; 14. an n-type support; 15. a connecting shaft; 16. a fan blade; 17. a rotating disc; 18. a control board; 19. t-shaped shaft.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a protection box for engineering machine tool electrical equipment, including box 1, the diapire fixedly connected with two bottom plates 2 of box 1, be equipped with electrical equipment 3 in the box 1, electrical equipment 3 is placed on two bottom plates 2 simultaneously, the last fixed surface of box 1 is connected with ventilation box 4, ventilation box 4 communicates with each other with box 1 inside, be equipped with radiator fan 6 in the ventilation box 4, radiator fan 6 is the prior art and does not do too much in here, dustproof filter screen 5 has all been inlayed to the opposite both sides of ventilation box 4, dustproof filter screen 5 extends into ventilation box 4, so after radiator fan 6 starts, radiator fan 6 draws outside cold air, outside cold air flows into ventilation box 4 and finally enters into box 1 through dustproof filter screen 5, cool down the processing to electrical equipment 3, simultaneously inlay dustproof filter screen 5 at the diapire of box 1 equally, dustproof filter screen 5 extends out the lower surface of box 1, consequently, the heat that electrical equipment 3 gives off can be discharged through filter screen 5 of downside, so make the interior air of box 1 can guarantee the cooling effect of further electrical equipment 3.

Further, be equipped with rotation axis 7 on the side that ventilation box 4 is close to dustproof filter screen 5, the one end rotation of rotation axis 7 runs through into ventilation box 4 in, the one end surface fixedly connected with clearance board 8 that rotation axis 7 is located ventilation box 4 outside, clearance board 8 is equipped with the clearance brush on the surface towards dustproof filter screen 5, clearance brush and dustproof filter screen 5 contact, rotate through control rotation axis 7, rotation axis 7 has driven clearance board 8 swing in step, consequently clearance board 8 drives the clearance brush and cleans along dustproof filter screen 5 surface, thereby reach the effect to dustproof filter screen 5 surface dust clearance, the problem that too much mesh was blocked by the dust appears in the long-time use of this cooling body has been avoided as far as possible, the gas permeability of dustproof filter screen 5 has been ensured, the long-time protection effect to electrical equipment 3 of this protection case has been improved.

Further, the outer surface fixed sleeve of one end of the rotating shaft 7 in the ventilation box body 4 is provided with a control gear 9, the outer surface of the control gear 9 is connected with a rack 10 in a meshed mode, the rack 10 can synchronously drive the control gear 9 to rotate back and forth through upward or downward displacement of the control rack 10, and therefore the purpose of controlling the cleaning plate 8 to swing back and forth is achieved.

Further, two connecting plates 11 are fixedly connected to the inner wall of the ventilation box 4, which is close to the rotating shaft 7, a connecting slide bar 12 is fixedly connected between the two connecting plates 11, a connecting slide bush 13 is fixedly connected to one side surface of the rack 10, which is close to the connecting slide bar 12, and the connecting slide bush 13 is slidably sleeved on the outer surface of the connecting slide bar 12, so that when the rack 10 moves upwards or downwards, the connecting slide bush 13 slides on the connecting slide bar 12 synchronously, and meanwhile, the connecting slide bush 13 forms a limiting effect on the rack 10, so that the problem that the rack 10 tilts in the displacement process is avoided as much as possible.

Further, fixedly connected with n type support 14 on the inner wall of one side that ventilation box 4 is close to dustproof filter screen 5, dustproof filter screen 5 locates between two risers of n type support 14, one side that dustproof filter screen 5 is faced to the transverse plate of n type support 14 is equipped with connecting axle 15, the other end of connecting axle 15 rotates and runs through the surface of out n type support 14, connecting axle 15 runs through the one end fixedly connected with flabellum 16 of out n type support 14, consequently when outside cold air enters into ventilation box 4 through dustproof filter screen 5, the air current can form thrust to flabellum 16 and rotate, flabellum 16 has driven connecting axle 15 in step and has rotated like this.

Further, one end of the connecting shaft 15 far away from the fan blade 16 is fixedly connected with the rotating disc 17, one side surface of the rotating disc 17 facing the dustproof filter screen 5 is fixedly connected with the T-shaped shaft 19, the T-shaped shaft 19 is arranged on one side far away from the axis of the rotating disc 17, a control plate 18 is rotatably sleeved on the outer surface of the transverse shaft of the T-shaped shaft 19, and the upper side of the control plate 18 is rotatably connected to the lower surface of the rack 10, so that when the connecting shaft 15 rotates, the rotating disc 17 synchronously rotates, and meanwhile, the T-shaped shaft 19 circumferentially rotates, so that the T-shaped shaft 19 can form pushing force or pulling force on the control plate 18, the aim of controlling the rack 10 upwards or downwards back and forth is achieved, the power for the displacement of the rack 10 is based on the conversion of natural resources through the structure, the displacement of the rack 10 is controlled by adopting a simple linkage structure and combining flowing air, no additional electric parts are needed, the environment-friendly value and environment-friendly meaning of the mechanism are greatly improved, meanwhile, the mechanism does not need manual control, the dustproof filter screen 5 can be automatically cleaned, and the working force of workers is reduced.

Working principle: when the device is used, after the cooling fan 6 is started, the cooling fan 6 extracts external cold air, and the external cold air flows into the ventilation box body 4 through the dustproof filter screen 5 and finally enters the box body 1 to cool the electrical equipment 3;

meanwhile, the air flow can push the fan blades 16 and drive the fan blades 16 to rotate, the fan blades 16 synchronously drive the connecting shaft 15 to rotate, the rotating disc 17 synchronously rotates, the T-shaped shaft 19 simultaneously circumferentially rotates, the T-shaped shaft 19 can push or pull the control plate 18, the rack 10 can synchronously drive the control gear 9 to rotate back and forth, the purpose of controlling the cleaning plate 8 to swing back and forth is achieved, and the cleaning plate 8 drives the cleaning brush to clean along the surface of the dust screen 5.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a protection box for engineering machine and electrical equipment which characterized in that: including box (1), the last fixed surface of box (1) is connected with ventilation box (4), ventilation box (4) communicate with each other with box (1) inside, be equipped with radiator fan (6) in ventilation box (4), dustproof filter screen (5) have all been inlayed to the both sides that ventilation box (4) are opposite, dustproof filter screen (5) extend into in ventilation box (4), be equipped with rotation axis (7) on the side that ventilation box (4) are close to dustproof filter screen (5), the one end rotation of rotation axis (7) is run through in ventilation box (4), one end surface fixed connection cleaning plate (8) that rotation axis (7) are located outside ventilation box (4), cleaning plate (8) are equipped with the clearance brush on the surface towards dustproof filter screen (5), clearance brush and dustproof filter screen (5) contact, be equipped with actuating mechanism on rotation axis (7).

2. A protective case for an electrical device of construction machinery according to claim 1, wherein: the bottom wall fixedly connected with two bottom plates (2) of box (1), be equipped with electrical equipment (3) in box (1), electrical equipment (3) are placed on two bottom plates (2), and the diapire of box (1) is inlayed equally and is had dustproof filter screen (5), and dustproof filter screen (5) extend out the lower surface of box (1).

3. A protective case for an electrical device of construction machinery according to claim 1, wherein: the driving mechanism comprises a control gear (9), the control gear (9) is fixedly sleeved on the outer surface of one end of the rotating shaft (7) positioned in the ventilation box body (4), and a rack (10) is connected to the outer surface of the control gear (9) in a meshed mode.

4. A protective case for an electrical device of construction machinery according to claim 3, wherein: two connecting plates (11) are fixedly connected to the inner wall, close to the rotating shaft (7), of the ventilation box body (4), a connecting sliding rod (12) is fixedly connected between the two connecting plates (11), a connecting sliding sleeve (13) is fixedly connected to the surface, close to the connecting sliding rod (12), of the rack (10), and the connecting sliding sleeve (13) is arranged on the outer surface of the connecting sliding rod (12) in a sliding sleeve mode.

5. A protective case for an electrical device of construction machinery according to claim 4, wherein: an n-type support (14) is fixedly connected to the inner wall of one side of the ventilation box body (4) close to the dustproof filter screen (5), the dustproof filter screen (5) is arranged between two vertical plates of the n-type support (14), one side of a transverse plate of the n-type support (14) facing the dustproof filter screen (5) is provided with a connecting shaft (15), and the other end of the connecting shaft (15) rotates to penetrate through the outer surface of the n-type support (14).

6. A protective case for an electrical device of construction machinery according to claim 5, wherein: one end of the connecting shaft (15) penetrating through the n-type support (14) is fixedly connected with a fan blade (16).

7. A protective case for an electrical device of construction machinery according to claim 5, wherein: one end of the connecting shaft (15) far away from the fan blades (16) is fixedly connected with a rotary disc (17), a T-shaped shaft (19) is fixedly connected to the surface of one side of the rotary disc (17) facing the dustproof filter screen (5), a control plate (18) is rotatably sleeved on the outer surface of the transverse shaft of the T-shaped shaft (19), and the upper side of the control plate (18) is rotatably connected to the lower surface of the rack (10).

8. A protective case for an electrical device of construction machinery according to claim 7, wherein: the T-shaped shaft (19) is arranged on one side far away from the axis of the rotating disc (17).