CN218565277U

CN218565277U - Cooling fan for automobile headlamp

Info

Publication number: CN218565277U
Application number: CN202222722293.7U
Authority: CN
Inventors: 程辰; 龚纯
Original assignee: Shanghai Jiandong Technology Co ltd
Current assignee: Shanghai Jiandong Technology Co ltd
Priority date: 2022-10-15
Filing date: 2022-10-15
Publication date: 2023-03-03
Anticipated expiration: 2032-10-15

Abstract

The application discloses cooling fan for car headlight relates to car headlight technical field, improves the problem that radiator fan is difficult to dismantle the clearance, including radiator housing, fan body, butt ring and spacing ring, the annular distribution has a plurality of joint grooves on the inside wall of radiator housing opening part, set up the recess on the outer circumference of spacing ring, be provided with the spring in the recess, the joint piece of the one end fixedly connected with and the joint groove looks adaptation of spring, the joint piece is close to one side fixedly connected with connecting rod of spring. This application is spacing through the spacing ring to the fan, uses the back for a long time, and the clearance is dismantled or is changed to the fan to the convenience alone, improves the radiating effect of fan, and reduces the later maintenance cost.

Description

Cooling fan for automobile headlamp

Technical Field

The application relates to the field of automobile headlamps, in particular to a cooling fan for an automobile headlamp.

Background

The automobile headlamp is an important component of an automobile and plays an important role in the aspects of vehicle driving process and driving safety guarantee. The lighting effect and the service life of the automobile headlamp are more and more emphasized. The heat dissipation effect is one of the important factors determining the life of the automobile headlight.

The traditional Chinese patent with the publication number of CN208504248U discloses an LED automobile headlamp with good heat dissipation performance, which comprises an LED lamp base, a substrate, LED lamp beads, a quick connector, a heat dissipation device, a heat dissipation fan, a heat dissipation hole and a heat dissipation fin, wherein the substrate with an oval structure is arranged on the upper surface of the front side of the LED lamp base, the substrate and the LED lamp base are integrally formed, the LED lamp beads are embedded and connected in the central position of the substrate, the quick connector is a pluggable component and sleeved outside the LED lamp base, the heat dissipation device is arranged below the quick connector and comprises the heat dissipation fan and the heat dissipation hole, and the heat dissipation fan is arranged inside the heat dissipation device.

In view of the above-mentioned related art, the inventors found that at least the following problems exist in the art: radiator fan is after long-term the use, because the dust is built up easily on the flabellum, the radiating effect who leads to radiator fan will reduce gradually, can influence car headlight's heat dissipation, and radiator fan sets up inside heat abstractor among the prior art, because radiator fan is difficult to dismantle the clearance, under the present situation, generally need wholly change heat abstractor, it is higher to lead to the later maintenance cost, in addition, some users do not change heat abstractor because worry that the replacement cost is too high, lead to car headlight's life-span to change and shorten.

SUMMERY OF THE UTILITY MODEL

In order to improve radiator fan and be difficult to dismantle the problem of clearance, this application provides a cooling fan for car headlight.

The application provides a cooling fan for car headlight adopts following technical scheme:

a cooling fan for an automobile headlamp comprises a heat dissipation shell and a fan body arranged in the heat dissipation shell, wherein one end, away from the automobile headlamp, of the heat dissipation shell is provided with an opening, one side, located on the fan body, of the inner side wall of the heat dissipation shell is fixedly connected with a butting ring, one end of the fan body is butted against the butting ring, a limiting ring is fixedly arranged at the opening of the heat dissipation shell, and one end of the limiting ring is butted against the fan body;

the heat dissipation shell comprises a heat dissipation shell, and is characterized in that a plurality of clamping grooves are annularly distributed on the inner side wall of the opening of the heat dissipation shell, a groove is formed in the outer circumference of a limiting ring, a spring is arranged in the groove, one end of the spring is fixedly connected with a clamping block matched with the clamping grooves, and one side of the clamping block, which is close to the spring, is fixedly connected with a connecting rod.

By adopting the technical scheme, when the fan body is installed, the fan body is placed into the heat dissipation shell along the opening of the heat dissipation shell, the fan body is abutted against the abutting ring, then the limiting ring is placed into the opening of the heat dissipation shell, the spring pushes the abutting block to be inserted into the abutting groove, the limiting ring is fixed, and the limiting ring is abutted against the fan body, so that the installation of the fan body is completed; after long-term use, can pull the connecting rod and extract the joint piece from the joint inslot, can take off the spacing ring, take out fan body in the radiator casing again to clear up or change fan body alone, improve fan body's radiating effect, and reduce the later maintenance cost.

Optionally, one end of the clamping block, which is far away from the spring, is provided with an oblique angle arranged towards the fan body.

Through adopting above-mentioned technical scheme, be convenient for put into the radiating shell with the spacing ring through the oblique angle.

Optionally, one end of the connecting rod penetrates through the inner circumference of the limiting ring and is fixedly connected with a pull ring.

Through adopting above-mentioned technical scheme, can use the pull ring pulling connecting rod, convenient operation.

Optionally, a first rubber gasket is arranged between the butting ring and the fan body.

Through adopting above-mentioned technical scheme, can play through first rubber packing ring and support tight cushioning effect between butt ring and fan body.

Optionally, a second rubber gasket is arranged between the limiting ring and the fan body.

Through adopting above-mentioned technical scheme, can play through second rubber packing ring and support tight cushioning effect between spacing ring and fan body.

Optionally, a filter screen is fixedly mounted on one side of the fan body.

Through adopting above-mentioned technical scheme, in reducible dust entering fan body of filter screen through, the clearance cycle extension that makes the fan body.

Optionally, the output shaft of the fan body penetrates through the outer side of the filter screen and is fixedly connected with the cleaning brush.

Through adopting above-mentioned technical scheme, at fan body during operation, can drive the brush cleaner and rotate, make the brush cleaner clean the filter screen, reduce the dust of adhering to on the filter screen, improve the ventilative efficiency of filter screen.

In summary, the present application has the following beneficial effects:

1. the fan is limited through the limiting ring, and after the fan is used for a long time, the fan can be conveniently and independently detached, cleaned or replaced, so that the heat dissipation effect of the fan is improved, and the later maintenance cost is reduced;

2. this application can clean the filter screen through the brush cleaner in the reducible dust of filter screen gets into the fan, is favorable to prolonging the clearance cycle of fan.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is a schematic cross-sectional structure diagram of the heat dissipation housing of the present application.

Fig. 3 is an enlarged view of the structure at a in fig. 2 of the present application.

Description of reference numerals:

1. a heat dissipating housing; 2. a fan body; 3. a butting ring; 4. a limiting ring; 5. a clamping groove; 6. a groove; 7. a spring; 8. a clamping block; 9. a connecting rod; 10. a pull ring; 11. a first rubber gasket; 12. a second rubber gasket; 13. filtering with a screen; 14. and (4) cleaning the brush.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Referring to fig. 1-3, a cooling fan for a car headlight includes a heat dissipation housing 1 and a fan body 2 disposed in the heat dissipation housing 1, the fan body 2 is internally provided with a motor and electrically connected to a power supply inside a car after being installed, one end of the heat dissipation housing 1 away from the car headlight is an opening, one side of the inner side wall of the heat dissipation housing 1 located at the fan body 2 is fixedly connected with a butting ring 3, one end of the fan body 2 is butted against the butting ring 3, a limiting ring 4 is fixedly mounted at an opening of the heat dissipation housing 1, one end of the limiting ring 4 is butted against the fan body 2, a plurality of clamping grooves 5 are annularly distributed on the inner side wall at the opening of the heat dissipation housing 1, a groove 6 is formed on the outer circumference of the limiting ring 4, a spring 7 is disposed in the groove 6, one end of the spring 7 is fixedly connected with a clamping block 8 matched with the clamping grooves 5, one end of the clamping block 8 away from the spring 7 is provided with an oblique angle disposed towards the fan body 2, and the limiting ring 4 is conveniently placed into the heat dissipation housing 1 through the oblique angle.

When installation fan body 2, put into heat dissipation casing 1 with fan body 2 along heat dissipation casing 1's opening, make fan body 2 support on butt ring 3, then put into heat dissipation casing 1's opening with spacing ring 4 in, spring 7 promotes joint piece 8 and injects in joint groove 5, fixes spacing ring 4, makes spacing ring 4 support on fan body 2, accomplishes fan body 2's installation.

Referring to fig. 2 and 3, joint piece 8 is close to one side fixedly connected with connecting rod 9 of spring 7, the one end of connecting rod 9 runs through to interior circumference and the fixedly connected with pull ring 10 of spacing ring 4, after long-term the use, can use pull ring 10 pulling connecting rod 9, make connecting rod 9 extract joint piece 8 from joint groove 5, can take off spacing ring 4, take out fan body 2 from radiating shell 1 again, so that clear up or change fan body 2 alone, improve fan body 2's radiating effect, and reduce the later maintenance cost.

Referring to fig. 2, a first rubber gasket 11 is disposed between the abutting ring 3 and the fan body 2, and the abutting ring 3 and the fan body 2 can be tightly abutted and buffered through the first rubber gasket 11. A second rubber gasket 12 is arranged between the limiting ring 4 and the fan body 2, and a tight supporting and buffering effect can be achieved between the limiting ring 4 and the fan body 2 through the second rubber gasket 12.

Referring to fig. 2, a filter screen 13 is fixedly installed at one side of the fan body 2, and dust can be reduced by the filter screen 13 to enter the fan body 2, so that the cleaning period of the fan body 2 is prolonged. The output shaft of the fan body 2 penetrates through the outer side of the filter screen 13 and is fixedly connected with the cleaning brush 14, and when the fan body 2 works, the cleaning brush 14 can be driven to rotate, so that the cleaning brush 14 cleans the filter screen 13, dust attached to the filter screen 13 is reduced, and the ventilation efficiency of the filter screen 13 is improved.

The implementation principle of the application is as follows: when the fan body 2 is installed, the fan body 2 is placed into the heat dissipation shell 1 along the opening of the heat dissipation shell 1, the fan body 2 is abutted against the abutting ring 3, then the limiting ring 4 is placed into the opening of the heat dissipation shell 1, the spring 7 pushes the clamping block 8 to be inserted into the clamping groove 5, the limiting ring 4 is fixed, the limiting ring 4 is abutted against the fan body 2, and the installation of the fan body 2 is completed; after using for a long time, can use pull ring 10 pulling connecting rod 9, make connecting rod 9 extract joint piece 8 from joint groove 5, can take off spacing ring 4, take out fan body 2 again from heat dissipation casing 1 to clear up or change fan body 2 alone, improve fan body 2's radiating effect, and reduce the later maintenance cost.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a cooling fan for car headlight, includes radiator shell (1) and sets up fan body (2) in radiator shell (1), its characterized in that: the heat dissipation device is characterized in that one end, far away from a headlamp of an automobile, of the heat dissipation shell (1) is an opening, one side, located on the fan body (2), of the inner side wall of the heat dissipation shell (1) is fixedly connected with a butting ring (3), one end of the fan body (2) is butted against the butting ring (3), a limiting ring (4) is fixedly mounted at the opening of the heat dissipation shell (1), and one end of the limiting ring (4) is butted against the fan body (2);

the heat dissipation casing (1) is characterized in that a plurality of clamping grooves (5) are distributed on the inner side wall of the opening of the heat dissipation casing (1) in an annular mode, a groove (6) is formed in the outer circumference of the limiting ring (4), a spring (7) is arranged in the groove (6), one end of the spring (7) is fixedly connected with a clamping block (8) matched with the clamping grooves (5), and the clamping block (8) is close to one side of the spring (7) and is fixedly connected with a connecting rod (9).

2. The cooling fan for the head lamp of the automobile as set forth in claim 1, wherein: one end, far away from the spring (7), of the clamping block (8) is provided with an oblique angle arranged towards the fan body (2).

3. The cooling fan for the head lamp of the automobile as set forth in claim 1, wherein: one end of the connecting rod (9) penetrates through the inner circumference of the limiting ring (4) and is fixedly connected with a pull ring (10).

4. The cooling fan for the head lamp of the automobile as set forth in claim 1, wherein: a first rubber gasket (11) is arranged between the abutting ring (3) and the fan body (2).

5. The cooling fan for the head lamp of the automobile as set forth in claim 1, wherein: and a second rubber gasket (12) is arranged between the limiting ring (4) and the fan body (2).

6. The cooling fan for the head lamp of the automobile as set forth in claim 1, wherein: one side of the fan body (2) is fixedly provided with a filter screen (13).

7. The cooling fan for the head lamp of the automobile as set forth in claim 6, wherein: an output shaft of the fan body (2) penetrates through the outer side of the filter screen (13) and is fixedly connected with a cleaning brush (14).