CN220081706U

CN220081706U - Self-heat-dissipation fan

Info

Publication number: CN220081706U
Application number: CN202320761546.3U
Authority: CN
Inventors: 张强
Original assignee: Nantong Beite Fan Engineering Co ltd
Current assignee: Nantong Beite Fan Engineering Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-11-24
Anticipated expiration: 2033-04-07

Abstract

The utility model relates to the technical field of fans, and discloses a self-radiating fan which comprises a volute, wherein a support frame is fixedly connected to the bottom of the volute, a first air outlet hole is formed in the right side of the volute, a first air inlet hole is formed in the front face of the volute, a first round hole is formed in the back face of the volute, a first bearing is fixedly connected to the inner wall of the first round hole, and a first rotating shaft is fixedly connected to the inner wall of the first bearing. According to the utility model, through the cooperation of the first transmission disc, the second transmission disc and the transmission belt, the driving mechanism in the box body can normally drive the impeller to rotate, meanwhile, when the impeller rotates, a part of air flow generated by the impeller can enter the box body through the first air pipe and the second air pipe, and the heat of the driving motor is blown away through the air flow, so that the wind power generated by the fan can dissipate the heat of the driving motor, and the heat generated by the driving motor during working is reduced.

Description

Self-heat-dissipation fan

Technical Field

The utility model relates to the technical field of fans, in particular to a self-radiating fan.

Background

The high-pressure industrial centrifugal fan is widely used for ventilation, dust discharge and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings by utilizing a high-speed rotating impeller to accelerate gas according to the principle that kinetic energy is converted into potential energy, then decelerating and changing flow direction to convert the kinetic energy into potential energy (pressure). At present, a driving motor is generally adopted to drive an impeller to rotate, and then the impeller rotates to enable the fan to generate wind power, for example, an industrial high-pressure centrifugal fan disclosed in Chinese patent publication No. CN214945067U is adopted, but when the fan works, the air flow speed around the driving motor is low, so that heat of the driving motor cannot be rapidly dissipated, and therefore the fan cannot normally run due to overheat of the driving motor.

Disclosure of Invention

The utility model aims to solve the defects existing in the prior art, such as: at present, a driving motor is generally adopted to drive an impeller to rotate, then, the impeller rotates to enable the fan to generate wind power, for example, an industrial high-pressure centrifugal fan disclosed in Chinese patent publication No. CN214945067U is adopted, but when the fan works, the air flow speed around the driving motor is low, so that heat of the driving motor cannot be rapidly dissipated, and therefore the fan cannot normally run due to overheat of the driving motor, and the self-radiating fan is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a self-cooling fan, includes the spiral case, the bottom fixedly connected with support frame of spiral case, first air outlet has been seted up on the right side of spiral case, first fresh air inlet has been seted up in the front of spiral case, first round hole has been seted up at the back of spiral case, the first bearing of inner wall fixedly connected with of first round hole, the first pivot of inner wall fixedly connected with of first bearing, the surface fixedly connected with impeller of first pivot, the first driving disk of surface fixedly connected with of first pivot, first driving disk is located the outside of spiral case, the right side fixedly connected with box body of spiral case, the second round hole has been seted up at the back of box body, the equal fixedly connected with actuating mechanism of inner wall of second round hole and box body, the surface fixedly connected with second driving disk of actuating mechanism, the surface of second driving disk and the surface of first driving disk all cup joint the driving belt, the second air outlet has been seted up to the upper surface of box body, the bottom of box body and the upper surface of first pivot all have the second air inlet and have the second air inlet to be connected with the first spiral case, the inside air inlet is located the first air inlet of first spiral case.

Preferably, the driving mechanism comprises a motor support, the right side of the motor support is fixedly connected with the right side of the inner wall of the box body, the left side of the motor support is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a second rotating shaft, the surface of the second rotating shaft and the inner wall of the second round hole are fixedly connected with second bearings, and the surface of the second rotating shaft is fixedly connected with the inner wall of the second transmission disc.

Preferably, the front and back sides of box body are all laminated and are provided with first magnetic stripe, the front and back both sides of box body are all fixedly connected with second magnetic stripe, the bottom of first magnetic stripe and the upper surface contact of second magnetic stripe, the upper surface fixedly connected with dust screen of first magnetic stripe, the bottom of dust screen and the upper surface contact of box body.

Preferably, the upper surface of the dustproof net is fixedly connected with a strip-shaped block.

Preferably, the inner wall fixedly connected with of box body is even the aerofoil, even the aerofoil is located driving motor's below, even the wind hole has been seted up to the inside of aerofoil.

Preferably, the surface of the strip-shaped block is adhered with a rubber sleeve.

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

(1) According to the utility model, through the cooperation of the first transmission disc, the second transmission disc and the transmission belt, the driving mechanism in the box body can normally drive the impeller to rotate, meanwhile, when the impeller rotates, a part of air flow generated by the impeller can enter the box body through the first air pipe and the second air pipe, and the heat of the driving motor is blown away through the air flow, so that the wind power generated by the fan can dissipate the heat of the driving motor, and the heat generated by the driving motor during working is reduced.

(2) According to the utility model, the dustproof net is arranged on the box body, so that dust in the air cannot fall on the driving motor through the second air outlet, and meanwhile, the dustproof net and the box body are more convenient to assemble and disassemble by matching the first magnetic stripe and the second magnetic stripe, so that a user can conveniently replace or clean the dustproof net.

Drawings

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

FIG. 2 is a front view of the structure of the present utility model;

FIG. 3 is a rear elevational view of the structure of the present utility model;

FIG. 4 is a front view of the volute of the present utility model;

FIG. 5 is a rear view of the case of the present utility model;

fig. 6 is a top view of the drive mechanism of the present utility model.

In the figure: 1. a volute; 2. a support frame; 3. a first air outlet hole; 4. a first air inlet; 5. a first round hole; 6. a first bearing; 7. a first rotating shaft; 8. an impeller; 9. a first drive plate; 10. a case body; 11. a second round hole; 12. a driving mechanism; 121. a motor bracket; 122. a driving motor; 123. a second rotating shaft; 124. a second bearing; 13. a second drive plate; 14. a drive belt; 15. a second air outlet hole; 16. a second air inlet; 17. a first air tube; 18. a second air pipe; 19. a first magnetic stripe; 20. a second magnetic stripe; 21. a dust screen; 22. a bar block; 23. a wind equalizing plate; 24. air equalizing holes; 25. a rubber sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Embodiment one:

referring to fig. 1-6, a self-cooling fan comprises a volute 1, a support frame 2 is fixedly connected to the bottom of the volute 1, a first air outlet hole 3 is formed in the right side of the volute 1, a first air inlet hole 4 is formed in the front of the volute 1, a first round hole 5 is formed in the back of the volute 1, a first bearing 6 is fixedly connected to the inner wall of the first round hole 5, a first rotating shaft 7 is fixedly connected to the inner wall of the first bearing 6, an impeller 8 is fixedly connected to the surface of the first rotating shaft 7, a first driving disc 9 is fixedly connected to the surface of the first rotating shaft 7, the first driving disc 9 is located outside the volute 1, a box body 10 is fixedly connected to the right side of the volute 1, a second round hole 11 is formed in the back of the box body 10, a driving mechanism 12 is fixedly connected to the inner wall of the second round hole 11 and the inner wall of the box body 10, a driving belt 14 is respectively arranged on the surface of the driving mechanism 12, a driving belt 14 is respectively arranged on the surface of the second driving disc 13 and the surface of the first driving disc 9, an impeller 10 is matched with the first driving belt 14 through the first driving disc 9, an impeller 10 and the first driving belt 14, an air inlet pipe 18 and an air inlet pipe 18 are respectively connected to the inner wall of the first air inlet pipe 18 and the second air outlet pipe 18 through the first air inlet pipe 18, and the first air inlet pipe 18 and the first air outlet pipe 18 are connected to the first air outlet pipe 18, and the air inlet pipe 18 and the second air inlet pipe 18 are connected to the air inlet pipe 1, and the air inlet pipe 18 is connected to the air inlet pipe and the air pipe 1.

The driving mechanism 12 comprises a motor support 121, the right side of the motor support 121 is fixedly connected with the right side of the inner wall of the box body 10, the left side of the motor support 121 is fixedly connected with a driving motor 122, the output end of the driving motor 122 is fixedly connected with a second rotating shaft 123, the surface of the second rotating shaft 123 and the inner wall of the second round hole 11 are fixedly connected with a second bearing 124, and the surface of the second rotating shaft 123 is fixedly connected with the inner wall of the second transmission disc 13.

Embodiment two:

referring to fig. 1-3, the front and rear sides of the box body 10 are respectively provided with a first magnetic stripe 19, the front and rear sides of the box body 10 are respectively fixedly connected with a second magnetic stripe 20, the bottom of the first magnetic stripe 19 is contacted with the upper surface of the second magnetic stripe 20, the upper surface of the first magnetic stripe 19 is fixedly connected with a dust screen 21, the bottom of the dust screen 21 is contacted with the upper surface of the box body 10, dust in the air can not fall on the driving motor 122 through the second air outlet hole 15 by arranging the dust screen 21 on the box body 10, meanwhile, the dust screen 21 and the box body 10 are convenient to assemble and disassemble by the cooperation of the first magnetic stripe 19 and the second magnetic stripe 20, thereby the user of facilitating the use changes or cleans dust screen 21, the last fixed surface of dust screen 21 is connected with bar 22, the surface bonding of bar 22 has rubber sleeve 25, it is comparatively convenient when getting to put dust screen 21 through bar 22, simultaneously, make the user can not skid when holding bar 22 through rubber sleeve 25, the inner wall fixedly connected with air-equalizing plate 23 of box body 10, air-equalizing plate 23 is located driving motor 122's below, air-equalizing plate 23's inside has seted up air-equalizing hole 24, the air current that makes impeller 8 produce through air-equalizing hole 24 can even blow on driving motor 122.

In the utility model, when a user uses the self-cooling fan, the driving motor 122 is firstly turned on to enable the second transmission disc 13 to rotate, the impeller 8 is enabled to rotate through the cooperation of the second transmission disc 13, the first transmission disc 9 and the transmission belt 14, at the moment, air outside the volute 1 is pumped into the volute 1 through the first air inlet hole 4 by the rotating impeller 8, air in the volute 1 is discharged through the first air outlet hole 3, meanwhile, a part of air flow generated by the impeller 8 enters the box body 10 through the first air pipe 17 and the second air pipe 18, heat of the driving motor 122 is blown away through the air flow, and then the air in the box body 10 is discharged through the second air outlet hole 15.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "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.

Claims

1. The utility model provides a self-cooling fan, includes spiral case (1), its characterized in that, the bottom fixedly connected with support frame (2) of spiral case (1), first air outlet (3) have been seted up on the right side of spiral case (1), first round hole (5) have been seted up on the front of spiral case (1), first round hole (5) have been seted up on the back of spiral case (1), the inner wall fixedly connected with first bearing (6) of first round hole (5), the inner wall fixedly connected with first pivot (7) of first bearing (6), the fixed surface of first pivot (7) is connected with impeller (8), the fixed surface of first pivot (7) is connected with first driving disc (9), first driving disc (9) are located the outside of spiral case (1), the right side fixedly connected with box (10) of spiral case (1), second round hole (11) have been seted up on the back of box (10), the inner wall of second round hole (11) and the inner wall fixedly connected with first pivot (7), the fixed surface of driving mechanism (12) and driving disc (13) have a driving disc (13) on the surface of second driving disc (13), the bottom of box body (10) and the upper surface of spiral case (1) have all seted up second fresh air inlet (16), the inner wall of second fresh air inlet (16) and the inner wall of spiral case (1) all fixedly connected with first trachea (17), the left side fixed intercommunication of first trachea (17) has second trachea (18), second trachea (18) are located the inside of spiral case (1).

2. The self-cooling fan according to claim 1, wherein the driving mechanism (12) comprises a motor support (121), the right side of the motor support (121) is fixedly connected with the right side of the inner wall of the box body (10), the left side of the motor support (121) is fixedly connected with a driving motor (122), the output end of the driving motor (122) is fixedly connected with a second rotating shaft (123), the surface of the second rotating shaft (123) and the inner wall of the second round hole (11) are fixedly connected with a second bearing (124), and the surface of the second rotating shaft (123) is fixedly connected with the inner wall of the second transmission disc (13).

3. The self-cooling fan according to claim 1, wherein the front side and the rear side of the box body (10) are respectively provided with a first magnetic stripe (19) in a fitting mode, the front side and the rear side of the box body (10) are respectively fixedly connected with a second magnetic stripe (20), the bottom of the first magnetic stripe (19) is in contact with the upper surface of the second magnetic stripe (20), the upper surface of the first magnetic stripe (19) is fixedly connected with a dust screen (21), and the bottom of the dust screen (21) is in contact with the upper surface of the box body (10).

4. A self-cooling fan according to claim 3, wherein the upper surface of the dust-proof net (21) is fixedly connected with a bar-shaped block (22).

5. The self-cooling fan according to claim 2, wherein the inner wall of the box body (10) is fixedly connected with an air equalizing plate (23), the air equalizing plate (23) is located below the driving motor (122), and air equalizing holes (24) are formed in the air equalizing plate (23).

6. A self-cooling fan according to claim 4, characterized in that the surface of the bar (22) is glued with a rubber sleeve (25).