CN219529393U

CN219529393U - Cooling fan protection device

Info

Publication number: CN219529393U
Application number: CN202320444088.0U
Authority: CN
Inventors: 陆杨阳
Original assignee: WUXI LINGYUN ELECTROMECHANICAL MANUFACTURING CO LTD
Current assignee: WUXI LINGYUN ELECTROMECHANICAL MANUFACTURING CO LTD
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-15
Anticipated expiration: 2033-03-10

Abstract

The utility model relates to a cooling fan protection device, in particular to the field of cooling fans, which comprises a protection shell, wherein an anti-collision mechanism is arranged at the bottom of the protection shell and comprises a first spring, a first damper, an anti-collision plate, a second spring, a second damper and a foam cushion. According to the utility model, the anti-collision mechanism is arranged, so that the cooling fan can be protected by the anti-collision mechanism in the later use, the cooling fan is prevented from being damaged after being overturned by external force, the anti-collision plate is contacted with the ground when the cooling fan is overturned by external force, the first spring and the second spring are driven to shrink, the foam-rubber cushion is attached to the four corners of the bottom of the protective shell of the cooling fan, and the anti-collision plate is pushed to the direction opposite to the impact force through the mutual cooperation of the first spring reset and the first damper and the second spring reset and the second damper.

Description

Cooling fan protection device

Technical Field

The utility model relates to the field of cooling fans, in particular to a cooling fan protection device.

Background

The cooling fan is mainly used for cooling and capacity increasing of the dry type transformer, cooling and temperature reducing of products such as electronic equipment, a power distribution cabinet, a high-low voltage switch cabinet and the like, the motor of the cooling fan is a cooling system to remove heat, and the cooling fan is arranged in the atmosphere, unlike a small office space, an air conditioner can be used, and the cooling fan is applied to the cooling requirement of an industrial production process;

through searching, the prior patent (publication number: CN 203614444U) discloses a cooling fan protection device and a cooling fan, and belongs to the technical field of cooling fans of frequency conversion systems. The protection device comprises an inlet protection cover and an outlet protection cover, wherein the inlet protection cover is fixedly connected to the bottom of the cooling fan, the outlet protection cover is fixedly connected to the upper part of the cooling fan, a through hole is formed in the center of the inlet protection cover, and the diameter of the through hole is smaller than the radius of an impeller of the cooling fan; the outlet protecting cover is provided with an intermittent blocking part, and the intermittent blocking part can not only bear falling objects, but also disperse wind pumped out by the impeller. The cooling fan comprises the protection device. The protection device and the cooling fan can prevent sundries from falling into the power element cabinet through the cooling fan air channel and prevent the impeller of the cooling fan from falling into the power element cabinet. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model:

the existing cooling fan protection device is used in the later period;

therefore, when the cooling fan protection device is used for cooling in the later stage, the cooling fan protection device may be affected by external force, so that the cooling fan may be toppled over, damage to the cooling fan may be caused, and an anti-collision mechanism is not arranged to protect the cooling fan, so that the anti-collision mechanism is required to be additionally arranged to perform anti-collision treatment on the cooling fan.

Disclosure of Invention

The utility model aims to protect the shell of a cooling fan from being impacted to damage the cooling fan.

The technical scheme for realizing the purpose of the utility model is as follows: the utility model provides a cooling fan protection device, includes the protective housing, anticollision institution is installed to the bottom of protective housing, anticollision institution includes first spring, first attenuator, anticollision board, second spring, second attenuator, foam-rubber cushion.

The outer wall of first spring has cup jointed first attenuator, the bottom fixedly connected with anticollision board of first spring, one side inner wall fixedly connected with second spring of anticollision board, the outer wall of second spring cup joints the second attenuator, one side fixedly connected with foam-rubber cushion of second spring.

In some embodiments of the present utility model, a connecting plate is fixedly connected to one side of the protective housing, a motor is connected to one side of the connecting plate by a bonding bolt, a fixing column is fixedly connected to the bottom of the motor, a bottom plate is fixedly connected to the bottom of the fixing column, an output end of the motor is rotatably connected to an output shaft, and a fan blade is fixedly connected to one side of the output shaft.

In some embodiments of the present utility model, inner walls at front and rear ends of the protective housing are provided with sliding grooves, a sliding block is slidably connected in the sliding grooves, one end of the sliding block is fixedly connected with a filter screen, and a pulling plate is fixedly connected to the top of the filter screen.

In some embodiments of the present utility model, a limiting plate is fixedly connected to one side of the pulling plate, a clamping groove is formed in the limiting plate, a limiting rod is inserted into the clamping groove, and the limiting rod is inserted into the limiting groove.

In some embodiments of the present utility model, the motor is connected to the base plate through a fixing column, and the fixing column and the base plate are arranged in a vertical state.

In some embodiments of the utility model, the motor is connected to the fan blade through an output shaft, and the output shaft is connected to one side of the protective shell in a penetrating manner.

In some embodiments of the present utility model, the first damper is connected to the impact plate through a first spring, and an outer structure of the first spring is matched with an inner structure of the first damper.

In some embodiments of the utility model, the second damper is connected to the foam-rubber cushion by a second spring, and the outer structure of the second spring matches the inner structure of the second damper.

In some embodiments of the present utility model, the filter screen is connected to the chute by a slider, and the outer structure of the slider matches the inner structure of the chute.

In some embodiments of the present utility model, the limiting plate is connected to the limiting rod through a clamping groove, and the internal structure of the clamping groove is matched with the external structure of the limiting rod.

After the technical scheme is adopted, the utility model has the following positive effects:

1 compare with prior art, this cooling fan protection device is through setting up anticollision institution, can make the device when later stage uses, can protect cooling fan through anticollision institution, prevent to receive external force striking and topple over the back and make cooling fan impaired, through when this cooling fan receives external force to topple over, thereby make crashproof board contact subaerial, thereby drive first spring and second spring and all shrink, thereby make four angles of protection shell bottom of foam-rubber cushion laminating cooling fan, thereby through first spring return and first attenuator and second spring return and second attenuator mutually support, thereby promote crashproof board to promote to impact force opposite direction, thereby play the cushioning effect, thereby protect cooling fan.

2 compare with prior art, this cooling fan protection device passes through spout, slider, filter screen, pulling board, limiting plate, draw-in groove, gag lever post, mutually supporting between the limiting groove, can filter slightly big debris, thereby can prevent that slightly big debris from blowing into the protective housing and causing the damage to the flabellum, when starting the fan, the air current blows onto the filter screen, thereby filter debris, after using a period, through the manual upward pulling gag lever post of user, thereby take out the gag lever post from the draw-in groove, thereby the manual upward pulling board of rethread user, thereby take out the filter screen, thereby wash the filter screen.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of the anti-collision mechanism of the present utility model;

FIG. 4 is a schematic view of a filter screen according to the present utility model;

fig. 5 is an enlarged view of the structure of fig. 2 a according to the present utility model.

The reference numerals are: 1. a protective shell; 2. an anti-collision mechanism; 201. a first spring; 202. a first damper; 203. an anti-collision plate; 204. a second spring; 205. a second damper; 206. a sponge cushion; 3. a connecting plate; 4. a motor; 5. fixing the column; 6. a bottom plate; 7. an output shaft; 8. a fan blade; 9. a chute; 10. a slide block; 11. a filter screen; 12. pulling the plate; 13. a limiting plate; 14. a clamping groove; 15. a limit rod; 16. and a limit groove.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Example 1

The utility model provides a cooling fan protection device as shown in figure 3, including protective housing 1, anticollision institution 2 is installed to protective housing 1's bottom, anticollision institution 2 includes first spring 201, first attenuator 202, anticollision board 203, second spring 204, second attenuator 205, foam-rubber cushion 206, first attenuator 202 has been cup jointed to the outer wall of first spring 201, the bottom fixedly connected with anticollision board 203 of first spring 201, one side inner wall fixedly connected with second spring 204 of anticollision board 203, second attenuator 205 has been cup jointed to the outer wall of second spring 204, one side fixedly connected with foam-rubber cushion 206 of second spring 204.

Wherein: the first spring 201 and the second spring 204 are driven to contract, so that the first spring 201 is reset, the first damper 202 and the second spring 204 are reset, and the second damper 205 are matched, so that the anti-collision plate 203 is pushed to move in the direction opposite to the impact force, and the cooling fan is subjected to anti-collision treatment.

As shown in fig. 2, in some embodiments of the present utility model, a connecting plate 3 is fixedly connected to one side of a protection shell 1, a motor 4 is attached to one side of the connecting plate 3 and connected to one side of the connecting plate, a fixed column 5 is fixedly connected to the bottom of the motor 4, a bottom plate 6 is fixedly connected to the bottom of the fixed column 5, an output end of the motor 4 is rotatably connected to an output shaft 7, a fan blade 8 is fixedly connected to one side of the output shaft 7, and further, a user manually starts the motor 4 to drive the output shaft 7 to rotate, so as to drive the fan blade 8 fixedly connected to one side of the output shaft 7 to rotate; the motor 4 is connected with the bottom plate 6 through the fixed column 5, and the fixed column 5 and the bottom plate 6 are arranged in a vertical state, and further, the fixed column 5 is supported through the bottom plate 6, so that the motor 4 is supported through the fixed column 5; the motor 4 is connected with the fan blade 8 through the output shaft 7, and the output shaft 7 is connected with one side of the protective housing 1 in a penetrating way, and further, the motor 4 is manually started by a user, so that the output shaft 7 is driven to rotate, and the fan blade 8 fixedly connected with one side of the output shaft 7 is driven to rotate.

As shown in fig. 5, in some embodiments of the present utility model, a limiting plate 13 is fixedly connected to one side of the pulling plate 12, a clamping groove 14 is formed in the limiting plate 13, a limiting rod 15 is inserted into the clamping groove 14, the limiting rod 15 is inserted into the limiting groove 16, and further, a user pulls the limiting rod 15 upwards manually, so that the limiting rod 15 is pulled out of the clamping groove 14.

As shown in fig. 3, in some embodiments of the present utility model, the first damper 202 is connected to the crash panel 203 through the first spring 201, and the external structure of the first spring 201 matches with the internal structure of the first damper 202, and further, the first spring 201 and the second spring 204 are driven to shrink, so that the first spring 201 is reset to be matched with the first damper 202 and the second spring 204 to be reset to be matched with the second damper 205; the second damper 205 is connected with the foam-rubber cushion 206 through the second spring 204, and the external structure of the second spring 204 is matched with the internal structure of the second damper 205, further, the foam-rubber cushion 206 contacts with four corners of the bottom of the protective shell 1, so as to drive the first spring 201 and the second spring 204 to shrink.

As shown in fig. 4 and 5, in some embodiments of the present utility model, the filter screen 11 is connected to the chute 9 through the slider 10, and the external structure of the slider 10 matches with the internal structure of the chute 9, further, the user pulls the pulling plate 12 upward manually, so as to drive the filter screen 11 to move upward, so as to drive the slider 10 to move upward in the chute 9, so as to draw out the filter screen 11; the limiting plate 13 is connected with the limiting rod 15 through the clamping groove 14, the inner structure of the clamping groove 14 is matched with the outer structure of the limiting rod 15, and further, a user manually pulls the limiting rod 15 upwards, so that the limiting rod 15 is pulled out of the clamping groove 14; the spout 9 has all been seted up to both ends inner wall around protective housing 1, and the inside sliding connection of spout 9 has slider 10, and the one end fixedly connected with filter screen 11 of slider 10, the top fixedly connected with pulling plate 12 of filter screen 11, further, through the manual pulling plate 12 that upwards of user to drive filter screen 11 and upwards move.

The working principle of the utility model is as follows: when the cooling fan protection device is used in the later stage, firstly, the device is placed on the horizontal ground, the motor 4 is manually started by a user, the output shaft 7 is driven to rotate, the fan blade 8 fixedly connected with one side of the output shaft 7 is driven to rotate, cooling treatment is carried out, when the device is inclined by external force, the anti-collision plate 203 is enabled to be contacted with the ground, the anti-collision plate 203 is driven to move upwards through impact force, the foam-rubber cushion 206 is enabled to be contacted with four corners of the bottom of the protective shell 1, the first spring 201 and the second spring 204 are driven to contract, the anti-collision plate 203 is driven to move in the direction opposite to the impact force through the cooperation between the first spring 201 and the first damper 202 and the second spring 204, the anti-collision plate 203 is driven to move in the direction opposite to the impact force, and the cooling fan is subjected to anti-collision treatment.

While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.

Claims

1. The utility model provides a cooling fan protection device, includes protective housing (1), its characterized in that: an anti-collision mechanism (2) is arranged at the bottom of the protective shell (1), and the anti-collision mechanism (2) comprises a first spring (201), a first damper (202), an anti-collision plate (203), a second spring (204), a second damper (205) and a foam cushion (206);

the outer wall of first spring (201) has cup jointed first attenuator (202), the bottom fixedly connected with anticollision board (203) of first spring (201), one side inner wall fixedly connected with second spring (204) of anticollision board (203), the outer wall of second spring (204) has cup jointed second attenuator (205), one side fixedly connected with foam-rubber cushion (206) of second spring (204).

2. The cooling fan protection device according to claim 1, wherein: one side fixedly connected with connecting plate (3) of protective housing (1), laminating bolted connection in one side of connecting plate (3) has motor (4), the bottom fixedly connected with fixed column (5) of motor (4), the bottom fixedly connected with bottom plate (6) of fixed column (5), the output of motor (4) rotates and is connected with output shaft (7), one side fixedly connected with flabellum (8) of output shaft (7).

3. The cooling fan protection device according to claim 1, wherein: the novel protective shell is characterized in that sliding grooves (9) are formed in the inner walls of the front end and the rear end of the protective shell (1), sliding blocks (10) are connected to the inner sides of the sliding grooves (9) in a sliding mode, a filter screen (11) is fixedly connected to one end of each sliding block (10), and a pulling plate (12) is fixedly connected to the top of each filter screen (11).

4. A cooling fan protector according to claim 3, characterized in that: one side fixedly connected with limiting plate (13) of pulling board (12), draw-in groove (14) have been seted up to the inside of limiting plate (13), peg graft in the inside of draw-in groove (14) have gag lever post (15), peg graft in the inside of limiting groove (16) gag lever post (15).

5. A cooling fan protector as set forth in claim 2, wherein: the motor (4) is connected with the bottom plate (6) through the fixing column (5), and the fixing column (5) and the bottom plate (6) are arranged in a vertical state.

6. A cooling fan protector as set forth in claim 2, wherein: the motor (4) is connected with the fan blades (8) through the output shaft (7), and the output shaft (7) is connected to one side of the protective shell (1) in a penetrating way.

7. The cooling fan protection device according to claim 1, wherein: the first damper (202) is connected with the anti-collision plate (203) through a first spring (201), and the outer structure of the first spring (201) is matched with the inner structure of the first damper (202).

8. The cooling fan protection device according to claim 1, wherein: the second damper (205) is connected with the foam-rubber cushion (206) through a second spring (204), and the outer structure of the second spring (204) is matched with the inner structure of the second damper (205).

9. A cooling fan protector according to claim 3, characterized in that: the filter screen (11) is connected with the chute (9) through the sliding block (10), and the external structure of the sliding block (10) is matched with the internal structure of the chute (9).

10. The cooling fan protector as set forth in claim 4, wherein: the limiting plate (13) is connected with the limiting rod (15) through the clamping groove (14), and the inner structure of the clamping groove (14) is matched with the outer structure of the limiting rod (15).