CN218151517U

CN218151517U - Airflow heat dissipation type fan

Info

Publication number: CN218151517U
Application number: CN202221557887.0U
Authority: CN
Inventors: 黄兆刚
Original assignee: Foshan Feilian Fan Co ltd
Current assignee: Foshan Feilian Fan Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-12-27
Anticipated expiration: 2032-06-21

Abstract

The utility model discloses an airflow heat dissipation type fan, which is mainly used for transmitting hot air and comprises a scroll body and a working motor, wherein the air outlet end of the scroll body is provided with a pipe connection part, the scroll body is provided with a connection mounting hole, and the mounting hole is communicated with the inside of the scroll body; the scroll body is provided with a heat dissipation flange through a connecting piece, the heat dissipation flange is provided with a through hole, the through hole is opposite to the mounting hole, and the heat dissipation hole is provided with a heat dissipation hole which is communicated with the through hole; the working motor is connected with the heat dissipation flange through the connecting piece, and the rotating shaft of the working motor sequentially penetrates through the through hole and the mounting hole and then enters the scroll body. Through adopting above-mentioned setting, can pass through the flange with the work motor and be connected with fan scroll, make between work motor and the fan scroll form the louvre that is close to with the pivot of work motor to reach and reduce the fan scroll and damage, and can effectively carry out radiating effect to work motor shaft.

Description

Airflow heat dissipation type fan

Technical Field

The utility model relates to a technical field of fan structure, concretely relates to air current heat dissipation formula fan.

Background

The fan is a machine which increases the gas pressure and discharges the gas by means of the input mechanical energy, and belongs to a driven fluid machine. Because the pivot of work motor produces high temperature easily when the fan work, then can reduce the life of work motor in the time of the time, consequently can increase an impeller in fan inside usually for dispel the heat to the work shaft of work motor.

Meanwhile, in the prior art, a working motor of the fan and the corresponding fan scroll are connected and mounted in a direct mounting mode, and sometimes, a through hole is formed in the surface of the fan scroll for radiating the working motor. The fan scroll is easily damaged by the mode, and the through hole is difficult to accurately face the rotating shaft of the working motor, so that the problem of uneven heat dissipation is easily caused.

And the structure that the working motor is connected with the fan scroll through the flange and then the heat dissipation holes close to the rotating shaft of the working motor are formed between the working motor and the fan scroll is not existed in the prior art.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an air current heat dissipation formula fan can pass through the flange with the work motor and be connected with fan scroll, makes the louvre that forms the pivot with the work motor between work motor and the fan scroll and be close to reach and reduce the fan scroll and damage, and can effectively carry out radiating effect to the work motor pivot.

The purpose of the utility model is realized through the following technical scheme:

an airflow heat dissipation type fan comprises a scroll body and a working motor, wherein a pipe through connecting part is arranged at an air outlet end of the scroll body, the scroll body is provided with a connecting and mounting hole, and the mounting hole is communicated with the inside of the scroll body; the scroll body is provided with a heat dissipation flange through a connecting piece, the heat dissipation flange is provided with a through hole, the through hole is opposite to the mounting hole, the heat dissipation flange is provided with a heat dissipation hole, and the heat dissipation hole is communicated with the through hole; the working motor is connected with the heat dissipation flange through a connecting piece, and a rotating shaft of the working motor sequentially penetrates through the through hole and the mounting hole and then enters the scroll body.

Further, the heat dissipation flange comprises a connecting seat provided with an installation part, the connecting seat is connected with the scroll body through a connecting piece, the through hole penetrates through the end face, away from the installation part, of the connecting seat, the end face, away from the installation part, of the connecting seat is provided with a function ring, the through hole is located in the function ring, a heat dissipation groove is formed in the inner peripheral surface of the function ring, the heat dissipation groove is communicated with two side faces of the function ring, the side face, away from the connecting seat, of the function ring is provided with the installation ring, the installation ring covers the inner peripheral surface of the function ring, the outer diameter of the installation ring is smaller than the outer diameter of the function ring, a distance exists between the inner wall, away from the inner peripheral surface of the function ring, of the heat dissipation groove and the outer peripheral surface of the installation ring, heat dissipation holes are formed between the inner wall, away from the inner peripheral surface of the function ring, of the heat dissipation groove and the side face, towards the function ring, a wind guide channel is formed between the heat dissipation groove and the side face of the installation ring, and the wind guide channel is communicated with the through hole.

Further, the connecting seat comprises a round seat, the function ring is fixedly connected with the round seat, the outer peripheral surface of the round seat is close to one side of the scroll body and is fixedly connected with a fixing ring, and the through hole is formed in the end face, which is far away from the fixing ring, of the round seat.

Furthermore, a plurality of connecting holes penetrate through the plane of the fixing ring, and are distributed at intervals along the annular direction of the fixing ring.

Further, a butt joint seat is arranged on one side, close to the rotating shaft, of the shell of the working motor, and the butt joint seat is connected with the mounting ring through a connecting piece.

Furthermore, the mounting ring faces the end face of the butt joint seat and is provided with a threaded hole, the threaded hole penetrates through the functional ring and the round pedestal, the end face of the butt joint seat faces the functional ring and is provided with a straight hole, the straight hole is connected with a connecting bolt, and after a screw rod of the connecting bolt penetrates through the straight hole, the connecting bolt is in threaded connection with the threaded hole.

The number of the heat dissipation grooves formed in the inner peripheral surface of the functional ring is multiple, the heat dissipation grooves are distributed at intervals in the annular direction of the functional ring, the inner peripheral surface of the through hole is coplanar with the inner peripheral surface of the mounting hole, and the aperture of the inner peripheral surface of the through hole is larger than the outer diameter of the rotating shaft of the working motor.

The pipe-through connecting part comprises a butt flange fixedly connected with the opening edge of the air outlet end of the scroll body, a plurality of assembling holes penetrate through the end face, far away from the scroll body, of the butt flange, and the assembling holes are arranged at intervals along the length direction of the butt flange.

Further, a connecting ring and a mounting seat are arranged on the surface of the shell of the working motor, and the mounting seat is provided with an assembling hole.

Further, a maintenance operation electric cabin is arranged on the surface of the shell of the working motor.

The utility model discloses following beneficial effect has:

the utility model provides an air current heat dissipation formula fan, aims at passing through the flange with the work motor and is connected with fan scroll, makes to form the louvre that is close to with the pivot of work motor between work motor and the fan scroll to reach and reduce and need cause the damage at fan scroll surface trompil, and can carry out radiating effect to the work motor shaft effectively. Therefore, the scroll body is provided with the heat dissipation flange, the heat dissipation flange is simultaneously used for connecting and installing the working motor, and the rotating shaft of the working motor sequentially penetrates through the through hole and the installation hole to enter the scroll body during installation. And because the louvre of heat dissipation flange is linked together with the through-hole, and the through-hole is just right with the mounting hole, therefore outside air can get into in the mounting hole through the louvre to make corresponding air current flow along being close to the pivot of work motor and flow, and then reach the effect of effectively cooling the pivot of work motor, thereby reduce the work motor and generate heat and reach and improve life. Meanwhile, the hole sites of the scroll body are replaced by the heat dissipation holes of the heat dissipation flange, so that the problem of damage caused by the hole sites formed on the scroll body can be effectively solved.

Drawings

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

Fig. 2 is a cross-sectional view of the overall structure of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is an exploded view of the overall structure of the present invention.

In the figure: 1. a scroll body; 11. mounting holes; 12. a butt flange; 13. an assembly hole; 2. a heat dissipation flange; 21. a fixing ring; 211. connecting holes; 22. a round pedestal; 23. a through hole; 24. a functional ring; 241. a heat sink; 25. a mounting ring; 251. a threaded hole; 26. heat dissipation holes; 27. a guide channel; 3. a working motor; 31. A docking station; 32. a straight hole; 33. a connecting ring; 34. a mounting base; 35. assembling holes; 36. and (5) overhauling the operation cabin.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. In the present specification, the terms "upper", "inner", "middle", "left", "right" and "one" are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial technical changes.

Referring to fig. 1 to 4, an airflow heat dissipation type fan is mainly used for transmitting hot air and comprises a scroll body 1 and a working motor 3, wherein a pipe connection part is arranged at an air outlet end of the scroll body 1, the scroll body 1 is provided with a connection mounting hole 11, and the mounting hole 11 is communicated with the inside of the scroll body 1; the scroll body 1 is provided with a heat dissipation flange 2 through a connecting piece, the heat dissipation flange 2 is provided with a through hole 23, the through hole 23 is opposite to the mounting hole 11, the heat dissipation flange 2 is provided with a heat dissipation hole 26, and the heat dissipation hole 26 is communicated with the through hole 23; the working motor 3 is connected with the heat dissipation flange 2 through a connecting piece, and a rotating shaft of the working motor 3 sequentially penetrates through the through hole 23 and the mounting hole 11 and then enters the scroll body 1.

Specifically, the utility model discloses aim at in passing through the flange with work motor 3 and being connected with fan scroll, make between work motor 3 and the fan scroll form the louvre 26 that is close to with work motor 3's pivot to reach and reduce and need cause the damage at fan scroll surface trompil, and can carry out radiating effect to work motor 3 pivot effectively. Therefore, the scroll body 1 is provided with the heat dissipation flange 2, the heat dissipation flange 2 is simultaneously utilized to connect and install the working motor 3, and the rotating shaft of the working motor 3 sequentially penetrates through the through hole 23 and the installation hole 11 to enter the scroll body 1 during installation. And because the louvre 26 of heat dissipation flange 2 is linked together with through-hole 23, and through-hole 23 is just right with mounting hole 11, therefore outside air can get into in the mounting hole 11 through louvre 26 to make corresponding air current flow along being close to the pivot of work motor 3 and flow, and then reach the effect of effectively cooling the pivot of work motor 3, thereby reduce the work motor 3 and generate heat and reach and improve life. Meanwhile, the hole sites of the scroll body 1 are replaced by the heat dissipation holes 26 of the heat dissipation flange 2, so that the problem of damage caused by the hole sites arranged on the scroll body 1 can be effectively solved.

Referring to fig. 1 to 4, the structure of the heat dissipation flange 2 and the structure of the heat dissipation holes 26 on the flange are disclosed. The heat dissipation flange 2 comprises a connecting seat provided with an installation part, the connecting seat is connected with the scroll body 1 through a connecting piece, a through hole 23 penetrates through the end face of the connecting seat far away from the installation part, a function ring 24 is arranged on the end face of the connecting seat far away from the installation part, the through hole 23 is positioned in the function ring 24, a heat dissipation groove 241 is formed in the inner peripheral surface of the function ring 24, the heat dissipation groove 241 is communicated with two side faces of the function ring 24, the function ring 24 is far away from the fixedly connected mounting ring 25 of the connecting seat, the inner peripheral surface of the function ring 24 is covered by the mounting ring 25, the outer diameter of the mounting ring 25 is smaller than that of the function ring 24, a distance exists between the inner wall of the heat dissipation groove 241 far away from the inner peripheral surface of the function ring 24 and the outer peripheral surface of the mounting ring 25, the heat dissipation hole 26 is formed between the inner wall of the heat dissipation groove 241 far away from the inner peripheral surface of the function ring 24 and the outer peripheral surface of the mounting ring 25, an air guide channel is formed between the side faces the function ring 24, and the heat dissipation groove 241 is communicated with the through hole 23 through the air guide channel.

Specifically, heat dissipation flange 2 mainly by the connecting seat, function ring 24, mutual fixed connection constitutes after the collar 25 superposes in proper order, through prescribing a limit to the size of function ring 24 and collar 25, with the connecting seat, when function ring 24 and collar 25 link together, heat dissipation hole 26 that forms between inner wall and the collar 25 outer peripheral face of function ring 24 inner peripheral surface is kept away from to heat dissipation groove 241, be convenient for let in the back with external air, in passing through wind-guiding passageway gets into mutual just right through-hole 23 and mounting hole 11, thereby make the air current that gets into can directly pass through work motor 3's pivot, finally realize the function to the effective heat dissipation of work motor 3's pivot.

In order to further disclose the structure of the connecting seat, thereby realizing the function of facilitating the split production. The connecting seat comprises a circular seat 22, the functional ring 24 and the circular seat 22 are fixedly connected with the side face, away from the scroll body 1, of the circular seat 22, the fixing ring 21 is fixedly connected with the outer peripheral face, close to one side of the scroll body 1, of the circular seat 22, and the through hole 23 is formed in the end face, penetrating through the circular seat 22 and away from the fixing ring 21. Meanwhile, the plane of the fixing ring 21 is penetrated with a plurality of connecting holes 211, and the connecting holes 211 are distributed along the annular direction of the fixing ring 21 at equal intervals, so that the connecting holes 211 of the fixing ring 21 can be locked and attached with the scroll body 1 through bolts, and the effect of firm installation of the connecting seat is realized. From this, divide into round platform seat 22 and solid fixed ring 21 with the connecting seat, can be with producing solid fixed ring 21 in production behind the round platform seat 22 respectively when producing, then with solid fixed ring 21 and round platform seat 22 fixed connection to make holistic production easy and simple to handle, and then realize improving production efficiency's effect.

The utility model discloses well collar 25, function ring 24, round platform seat 22 and solid fixed ring 21 are made by metal material, and consequently the fixed mode of connection between these four can directly connect through welded fastening's mode to realize improving the beneficial effect of 2 overall structure stability of heat-dissipating flange.

In order to facilitate the connection of the working motor 3 to the heat-dissipating flange 2. A butt joint seat 31 is fixedly welded on one side of the shell of the working motor 3 close to the rotating shaft, the butt joint seat 31 is in a round handle shape, and the butt joint seat 31 is connected with the mounting ring 25 through a connecting piece. Meanwhile, a threaded hole 251 is formed in the end surface of the mounting ring 25 facing the docking seat 31, the threaded hole 251 is arranged to penetrate through the functional ring 24 and the circular truncated cone seat 22 in a threaded manner, a straight hole 32 penetrates through the end surface of the docking seat 31 facing the functional ring 24, the straight hole 32 is connected with a connecting bolt, and after a screw of the connecting bolt penetrates through the straight hole 32, the connecting bolt is connected with the threaded hole 251 in a threaded manner. Meanwhile, in the embodiment, the number of the threaded holes 251 of the mounting ring 25 is multiple, and the threaded holes are distributed at equal intervals along the annular direction, so that the docking seat 31 and the heat dissipation flange 2 are locked and mounted together by using a plurality of connecting bolts, and the effect of firm and stable mounting is achieved.

In order to realize the function of fully radiating the rotating shaft of the working motor 3 by discharging the air flow from the radiating holes 26 into the mounting holes 11, the effects of uniform heat radiation and efficient heat radiation are realized. The number of the heat dissipation grooves 241 formed in the inner peripheral surface of the functional ring 24 is plural, the heat dissipation grooves 241 are distributed at intervals along the annular direction of the functional ring 24, the inner peripheral surface of the through hole 23 is coplanar with the inner peripheral surface of the mounting hole 11, and the aperture of the inner peripheral surface of the through hole 23 is larger than the outer diameter of the rotating shaft of the working motor 3. Therefore, by providing the plurality of heat dissipation grooves 241, the amount of airflow passing into the mounting hole 11 is increased, and the effects of uniform airflow distribution and improved heat dissipation efficiency are achieved.

In order to realize the butt joint of the tube through connecting part of the scroll body 1 and the corresponding pipeline. The union coupling portion include with the opening border fixed connection's of the air-out end of scroll body 1 butt joint flange 12, the terminal surface that scroll body 1 was kept away from to butt joint flange 12 has been link up a plurality of pilot holes 13, a plurality of pilot holes 13 are arranged along the length direction interval of butt joint flange 12. Therefore, when the pipes are butted, the scroll body 1 is locked and attached by bolts through the fitting holes 13 of the butting flange 12, thereby performing the butting mounting operation.

Referring to fig. 1 to 4, for the purpose of disclosure of the installation function and the service function of the working motor 3. The shell surface of the working motor 3 is provided with a connecting ring 33 and a mounting seat 34, and the mounting seat 34 is provided with an assembling hole 35. The connection ring 33 can facilitate the suspension of the integral blower by a lifting rope, and the mounting seat 34 and the assembling hole 35 thereof can mount the integral blower on a corresponding fixing bracket, thereby achieving the effect of simple and convenient mounting and operation. Meanwhile, the surface of the shell of the working motor 3 is provided with an overhauling operation electric cabin, and an overhauling person can overhaul and maintain the working circuit of the working motor 3 through the overhauling operation electric cabin.

The embodiment of the present invention is not limited to this, and according to the above-mentioned content of the present invention, the common technical knowledge and the conventional means in the field are utilized, without departing from the basic technical idea of the present invention, the present invention can also make other modifications, replacements or combinations in various forms, all falling within the protection scope of the present invention.

Claims

1. The utility model provides an air current heat dissipation formula fan which characterized in that: the air outlet end of the scroll body is provided with a pipe connection part, the scroll body is provided with a connection mounting hole, and the mounting hole is communicated with the interior of the scroll body; the scroll body is provided with a heat dissipation flange through a connecting piece, the heat dissipation flange is provided with a through hole, the through hole is opposite to the mounting hole, the heat dissipation flange is provided with a heat dissipation hole, and the heat dissipation hole is communicated with the through hole; the working motor is connected with the heat dissipation flange through a connecting piece, and a rotating shaft of the working motor sequentially penetrates through the through hole and the mounting hole and then enters the vortex tube body.

2. The airflow heat dissipation type fan of claim 1, wherein: the heat dissipation flange comprises a connecting seat provided with an installation part, the connecting seat is connected with the scroll body through a connecting piece, the through hole is communicated with the end face of the connecting seat far away from the installation part, the end face of the connecting seat far away from the installation part is provided with a function ring, the through hole is positioned in the function ring, a heat dissipation groove is formed in the inner peripheral surface of the function ring, the heat dissipation groove is communicated with two side faces of the function ring, the side face of the connecting seat far away from the function ring is provided with an installation ring, the installation ring covers the inner peripheral surface of the function ring, the outer diameter of the installation ring is smaller than the outer diameter of the function ring, the heat dissipation groove is far away from the inner wall of the inner peripheral surface of the function ring and an interval is formed between the outer peripheral surfaces of the installation ring, the heat dissipation groove is far away from the inner wall of the inner peripheral surface of the function ring and the heat dissipation hole are formed between the outer peripheral surfaces of the installation ring, the heat dissipation groove faces towards a wind guide channel is formed between the side faces of the function ring, and the wind guide channel is communicated with the through hole.

3. The airflow heat dissipation fan of claim 2, wherein: the connecting seat includes the round platform seat, the functional ring with round platform seat fixed connection, the outer peripheral face of round platform seat is close to the solid fixed ring of one side fixedly connected with of scroll body, the through-hole set up link up in the round platform seat is kept away from gu fixed ring's terminal surface.

4. An airflow heat dissipation fan as defined in claim 3, wherein: a plurality of connecting holes penetrate through the plane of the fixing ring, and are distributed at intervals along the annular direction of the fixing ring.

5. The airflow heat dissipation fan of claim 3, wherein: and one side of the shell of the working motor, which is close to the rotating shaft of the shell, is provided with a butt joint seat, and the butt joint seat is connected with the mounting ring through a connecting piece.

6. The airflow heat dissipation fan of claim 5, wherein: the collar orientation the terminal surface of butt joint seat is seted up threaded hole, the screw hole screw thread link up the function ring with the round platform seat sets up, the butt joint seat orientation the terminal surface of function ring link up there is the straight hole, straight jogged joint has connecting bolt, connecting bolt's screw rod passes behind the straight hole, connecting bolt with screw hole threaded connection.

7. The airflow heat dissipation fan of claim 2, wherein: the number of the heat dissipation grooves formed in the inner circumferential surface of the functional ring is multiple, the heat dissipation grooves are distributed at intervals in the annular direction of the functional ring, the inner circumferential surface of the through hole is coplanar with the inner circumferential surface of the mounting hole, and the aperture of the inner circumferential surface of the through hole is larger than the outer diameter of the rotating shaft of the working motor.

8. The airflow heat dissipation fan of claim 1, wherein: the pipe-through connecting part comprises a butt flange fixedly connected with the opening edge of the air outlet end of the scroll body, a plurality of assembling holes penetrate through the end face, far away from the scroll body, of the butt flange, and the assembling holes are arranged at intervals along the length direction of the butt flange.

9. The airflow heat dissipation fan of claim 1, wherein: the surface of the shell of the working motor is provided with a connecting ring and a mounting seat, and the mounting seat is provided with an assembling hole.

10. The airflow heat dissipation fan of claim 9, wherein: and the surface of the shell of the working motor is provided with an electric overhaul cabin.