CN215990490U

CN215990490U - Heat radiator for switched reluctance external rotor motor cylinder

Info

Publication number: CN215990490U
Application number: CN202122089742.4U
Authority: CN
Inventors: 徐淮雨; 徐孝瑞
Original assignee: Anhui Auste Mechanical And Electrical Equipment Co ltd
Current assignee: Anhui Auste Mechanical And Electrical Equipment Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-03-08
Anticipated expiration: 2031-08-31

Abstract

The utility model relates to the technical field of external rotor motor rollers, and discloses a heat dissipation device of a switched reluctance external rotor motor roller, which comprises an external rotor motor roller body, wherein a stator is fixedly connected inside the external rotor motor roller body, a motor shaft lever is fixedly connected inside the stator, a heat dissipation mechanism is fixedly connected inside the motor shaft lever, one end of the motor shaft lever is provided with a first wire opening connector, the inside of the first wire opening connector is screwed with a first wire-carrying pipeline connector, one end of the first wire-carrying pipeline connector is fixedly connected with a transfusion steel pipe, the outer side wall of the motor shaft lever is provided with a second wire opening connector, the inside of the second wire opening connector is screwed with a second wire-carrying pipeline connector, the other end of the first wire-carrying pipeline connector is fixedly connected with a liquid inlet pipe, and one end of the second wire-carrying pipeline connector is fixedly connected with a liquid return pipe. The heat dissipation device of the switched reluctance outer rotor motor roller has the advantages of good heat dissipation effect and the like, and solves the problem that the conventional outer rotor motor roller is difficult to dissipate heat.

Description

Heat radiator for switched reluctance external rotor motor cylinder

Technical Field

The utility model relates to the technical field of outer rotor motor rollers, in particular to a heat dissipation device of a switched reluctance outer rotor motor roller.

Background

The outer rotor motor is a motor with a rotating shell and a fixed shaft, such as a ceiling fan, has the advantages of space saving, compact and attractive design, is suitable for being installed in an impeller, has the best cooling effect, and does not need a V-shaped belt, an additional tension belt or other equipment.

The stator of the outer rotor motor roller is arranged on a motor shaft, and because a copper wire winding is arranged on a motor shaft part, most of heat is gathered at the position of the motor shaft, if the heat is not dissipated, the internal structure of the motor is possibly damaged, and the high temperature of the copper wire can influence the sensitivity and the service life of the motor, so that a heat dissipation device of the switched reluctance outer rotor motor roller is urgently needed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the heat dissipation device of the switched reluctance outer rotor motor roller, which has the advantages of good heat dissipation effect and the like and solves the problem that the conventional outer rotor motor roller is difficult to dissipate heat.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the heat dissipation device of the switched reluctance outer rotor motor roller comprises an outer rotor motor roller body, wherein a stator is fixedly connected inside the outer rotor motor roller body, a motor shaft lever is fixedly connected inside the stator, and a heat dissipation mechanism is fixedly connected inside the motor shaft lever.

Preferably, the heat dissipation mechanism comprises an absorption cavity arranged inside the motor shaft rod, a first wire opening connector is arranged at one end of the motor shaft rod, a first wire-carrying pipeline connector is screwed inside the first wire opening connector, one end of the first wire-carrying pipeline connector is fixedly connected with an infusion steel pipe, a second wire opening connector is arranged on the outer side wall of the motor shaft rod, a second wire-carrying pipeline connector is screwed inside the second wire opening connector, a liquid inlet pipe is fixedly connected to the other end of the first wire-carrying pipeline connector, and a liquid return pipe is fixedly connected to one end of the second wire-carrying pipeline connector.

Preferably, the infusion steel pipe is embedded in the absorption cavity, the second screwed pipe joint is located outside the stator, and the second screwed pipe joint is communicated with the absorption cavity.

The infusion steel tube is embedded into the absorption cavity to form an emulsion storage cavity so that the emulsion can fill the motor shaft lever.

Preferably, the outer length of the infusion steel tube is 5cm shorter than the inner length of the absorption chamber.

A5 cm space is reserved between the bottom end of the absorption cavity and the bottom end of the infusion steel pipe, so that emulsion can conveniently flow into the absorption cavity from the infusion steel pipe through the 5cm space, the clogging probability is reduced, and the circulation efficiency of the emulsion is improved.

Preferably, the absorption cavity penetrates through one end of the motor shaft rod, and the overall length of the absorption cavity is two thirds of the overall length of the motor shaft rod.

Keep somewhere the entity of motor axostylus axostyle one-third, guarantee its intensity, and the required heat dissipation position of motor axostylus axostyle concentrates on the stator in by a wide margin, and its length is about two-thirds of motor axostylus axostyle, consequently, removes the two-thirds degree of depth and sets up the absorption chamber, can furthest reduce the consumption of emulsion, and the concentrated heat dissipation that can be better.

Preferably, the diameter of the second wired pipe joint is consistent with that of the absorption cavity.

The diameter of the second threaded pipe joint is consistent with that of the absorption cavity, so that the efficiency of transmitting warm emulsion to the liquid return pipe can be improved, and the heat dissipation effect is ensured.

Preferably, the cross-sectional area of the infusion steel pipe is half of that of the absorption cavity.

And a space which is about half reserved between the infusion steel pipe and the absorption cavity is used for contacting the emulsion and the motor shaft lever, so that the heat absorption and dissipation efficiency of the emulsion to the motor shaft lever is improved to the maximum extent.

Compared with the prior art, the utility model provides a heat dissipation device of a switched reluctance outer rotor motor roller, which has the following beneficial effects:

1. this heat abstractor of switched reluctance external rotor electric machine cylinder, through being provided with heat dissipation mechanism, adopt liquid cooling circulating device to connect feed liquor pipe and liquid return pipe, in the intraductal injection emulsion of feed liquor, the emulsion is in infusion steel pipe is introduced into to the feed liquor pipe, at this moment, liquid is cooling state, can introduce into the absorption intracavity after the emulsion is abundant in the infusion steel pipe, the abundant heat that can gather on the motor axostylus axostyle of absorption intracavity emulsion absorbs, at this moment, the emulsion in the absorption intracavity constantly heaies up, emulsion after the intensification passes into in the liquid return pipe through silk pipe joint two, thereby the emulsion of discharging warmly, the temperature difference of emulsion through continuous feed liquor liquid return liquid is cooled down for stator and motor axostylus axostyle, reach quick heat extraction, protect the effect of motor axostylus axostyle.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of a main viewing surface according to the present invention;

FIG. 3 is a schematic view of a partially cut-away perspective structure of a shaft lever of the motor of the present invention;

FIG. 4 is a schematic cross-sectional view of a motor shaft of the present invention.

Wherein: 1. an outer rotor motor drum body; 2. a stator; 3. a motor shaft lever; 4. a heat dissipation mechanism; 401. an absorption chamber; 402. a first opening port; 403. a first threaded pipe joint; 404. a transfusion steel pipe; 405. A second opening port; 406. a second screwed pipe joint; 407. a liquid inlet pipe; 408. and a liquid return pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a heat dissipation device for a switched reluctance external rotor motor roller includes an external rotor motor roller body 1, a stator 2 fixedly connected to the inside of the external rotor motor roller body 1, a motor shaft 3 fixedly connected to the inside of the stator 2, and a heat dissipation mechanism 4 fixedly connected to the inside of the motor shaft 3.

Specifically, heat dissipation mechanism 4 is including offering in the inside absorption chamber 401 of motor axostylus axostyle 3, division silk interface 402 has been seted up to the one end of motor axostylus axostyle 3, the inside of division silk interface 402 has screwed connection to take silk pipeline joint 403, the one end fixedly connected with infusion steel pipe 404 of taking silk pipeline joint 403, division silk interface two 405 has been seted up on the lateral wall of motor axostylus axostyle 3, the inside of division silk interface two 405 has screwed connection to take silk pipeline joint two 406, the other end fixedly connected with feed liquor pipe 407 of taking silk pipeline joint 403, the one end fixedly connected with of taking silk pipeline joint two 406 returns liquid pipe 408.

Through the technical scheme, adopt liquid cooling circulating device to connect feed liquor pipe 407 and liquid return pipe 408, pour into the emulsion in feed liquor pipe 407, the emulsion spreads into in infusion steel pipe 404 through feed liquor pipe 407, at this moment, liquid is the cooling state, can spread into in absorption cavity 401 after the emulsion is abundant in infusion steel pipe 404, the emulsion is abundant can absorb the heat of gathering on the motor shaft pole 3 in the absorption cavity 401, at this moment, the emulsion in the absorption cavity 401 constantly heats up, the emulsion after the intensification spreads into back in liquid pipe 408 through taking silk pipe joint two 406, thereby discharge warm emulsion, the emulsion cools down for stator 2 and motor shaft pole 3 through the difference in temperature of continuous feed liquor liquid return liquid.

Specifically, the infusion steel tube 404 is embedded in the absorption cavity 401, the second wired pipe joint 406 is positioned outside the stator 2, and the second wired pipe joint 406 is communicated with the absorption cavity 401.

Through above-mentioned technical scheme, infusion steel pipe 404 imbeds in absorption chamber 401, forms emulsion storage chamber to emulsion is full motor shaft pole 3.

Specifically, the outer length of the steel infusion tube 404 is 5cm shorter than the inner length of the absorption chamber 401.

Through the technical scheme, a 5cm space is reserved between the bottom end of the absorption cavity 401 and the bottom end of the infusion steel pipe 404, so that the emulsion can conveniently flow into the absorption cavity 401 from the infusion steel pipe 404 through the 5cm space, the clogging probability is reduced, and the circulation efficiency of the emulsion is improved.

Specifically, the absorption cavity 401 penetrates through one end of the motor shaft 3, and the overall length of the absorption cavity 401 is two thirds of the overall length of the motor shaft 3.

Through above-mentioned technical scheme, keep somewhere the entity of 3 thirds of motor axostylus axostyle, guarantee its intensity, and the required heat dissipation position of motor axostylus axostyle 3 concentrates on stator 2 in by a wide margin, and its length is about two-thirds of motor axostylus axostyle 3, consequently, remove two-thirds degree of depth and set up absorption cavity 401, can furthest reduce the consumption of emulsion, and the concentrated heat dissipation that can be better.

Specifically, the diameter of the second wired pipe joint 406 is consistent with the diameter of the absorption cavity 401.

Through the technical scheme, the diameter of the second threaded pipe joint 406 is consistent with that of the absorption cavity 401, the efficiency of transmitting warm emulsion to the liquid return pipe 408 can be improved, and the heat dissipation effect is guaranteed.

Specifically, the cross-sectional area of the infusion steel tube 404 is half of the cross-sectional area of the absorption cavity 401.

Through the technical scheme, about half of space is left between the infusion steel pipe 404 and the absorption cavity 401 and is used for contacting the emulsion and the motor shaft rod 3, and the heat absorption and dissipation efficiency of the emulsion to the motor shaft rod 3 is improved to the maximum extent.

When using, adopt liquid cooling circulating device to connect feed liquor pipe 407 and liquid return pipe 408, pour into the emulsion in feed liquor pipe 407, the emulsion spreads into infusion steel pipe 404 through feed liquor pipe 407 in, at this moment, liquid is the cooling state, can spread into in absorption cavity 401 after the emulsion is abundant in the infusion steel pipe 404, the emulsion is abundant can absorb the heat of gathering on the motor axostylus axostyle 3 in the absorption cavity 401, at this moment, the emulsion in absorption cavity 401 constantly heats up, the emulsion after the intensification spreads into liquid return pipe 408 through band wire pipe joint two 406 in, thereby discharge warm emulsion, the emulsion cools down for stator 2 and motor axostylus axostyle 3 through the continuous difference in temperature of feed liquor liquid return.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat abstractor of switched reluctance external rotor electric machine cylinder, includes external rotor electric machine cylinder body (1), its characterized in that: the outer rotor motor roller comprises an outer rotor motor roller body (1), wherein a stator (2) is fixedly connected inside the outer rotor motor roller body (1), a motor shaft lever (3) is fixedly connected inside the stator (2), and a heat dissipation mechanism (4) is fixedly connected inside the motor shaft lever (3).

2. The heat dissipation device for the roller of the switched reluctance external rotor motor according to claim 1, wherein: the heat dissipation mechanism (4) comprises an absorption cavity (401) arranged inside a motor shaft rod (3), one end of the motor shaft rod (3) is provided with a first wire opening connector (402), the inside of the first wire opening connector (402) is screwed with a first wire-carrying pipeline connector (403), one end of the first wire-carrying pipeline connector (403) is fixedly connected with an infusion steel pipe (404), the outer side wall of the motor shaft rod (3) is provided with a second wire opening connector (405), the inside of the second wire opening connector (405) is screwed with a second wire-carrying pipeline connector (406), the other end of the first wire-carrying pipeline connector (403) is fixedly connected with a liquid inlet pipe (407), and one end of the second wire-carrying pipeline connector (406) is fixedly connected with a liquid return pipe (408).

3. The heat dissipation device for the roller of the switched reluctance external rotor motor according to claim 2, wherein: the infusion steel pipe (404) is embedded in the absorption cavity (401), the second threaded pipe joint (406) is located outside the stator (2), and the second threaded pipe joint (406) is communicated with the absorption cavity (401).

4. The heat dissipation device for the roller of the switched reluctance external rotor motor according to claim 2, wherein: the external length of the transfusion steel pipe (404) is 5cm shorter than the internal length of the absorption cavity (401).

5. The heat dissipation device for the roller of the switched reluctance external rotor motor according to claim 2, wherein: the absorption cavity (401) penetrates through one end of the motor shaft rod (3), and the whole length of the absorption cavity (401) is two thirds of the whole length of the motor shaft rod (3).

6. The heat dissipation device for the roller of the switched reluctance external rotor motor according to claim 2, wherein: the diameter of the second wired pipe joint (406) is consistent with that of the absorption cavity (401).

7. The heat dissipation device for the roller of the switched reluctance external rotor motor according to claim 2, wherein: the cross section area of the infusion steel pipe (404) is half of that of the absorption cavity (401).