CN212611291U - Sewing machine and motor heat abstractor thereof - Google Patents
Sewing machine and motor heat abstractor thereof Download PDFInfo
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- CN212611291U CN212611291U CN202020236432.3U CN202020236432U CN212611291U CN 212611291 U CN212611291 U CN 212611291U CN 202020236432 U CN202020236432 U CN 202020236432U CN 212611291 U CN212611291 U CN 212611291U
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- grating housing
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Abstract
The utility model discloses a sewing machine and motor heat abstractor thereof, motor heat abstractor is including the grating housing that is used for protecting grating piece and encoder, the grating housing is fixed on the stator module of no shell motor, the grating housing is the metal grating housing, adopt the metal material preparation grating housing that has good heat conduction function, make the grating housing have the heat dissipation function, utilize grating housing spare to loose the heat of coming from motor stator module transmission fast, and then realize motor rapid cooling, because only need change current grating housing shell material and structure, and do not increase sewing machine spare part quantity and do not change each spare part mounting means, therefore with low costs, the benefit is obvious.
Description
Technical Field
The utility model relates to a sewing machine heat dissipation technical field especially relates to a sewing machine's motor heat abstractor. Furthermore, the utility model discloses still relate to a sewing machine including above-mentioned motor heat abstractor.
Background
With the development of the machine manufacturing and electronic information industries, sewing machines are increasingly developing towards automation and intellectualization, and a grating sheet and an encoder are generally arranged on an intelligent sewing machine to complete automatic adjustment of some sewing parameters.
At present, a grating housing for installing and protecting a grating sheet is directly fixed on a stator assembly of a shell-less motor of a sewing machine, but the existing grating housing is made of plastic, the heat conduction capability is poor, other structures which are beneficial to heat dissipation are not arranged on the housing, heat emitted by the motor cannot be rapidly dissipated, the heat is transferred to the sewing machine, and the condition that the surface temperature of the sewing machine is high and cannot be used is caused.
Therefore, how to solve the problem that the motor of the intelligent sewing machine cannot rapidly dissipate heat is a technical problem which needs to be solved by the technical personnel in the field at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sewing machine's motor heat abstractor through the material and the structure that change the grating housing, utilizes grating housing spare to loose the heat of coming from motor stator subassembly transmission fast, and then realizes motor rapid cooling's function. Another object of the present invention is to provide a sewing machine comprising the above motor heat dissipation device.
In order to solve the technical problem, the utility model provides a sewing machine's motor heat abstractor, including the grating housing that is used for protecting grating piece and encoder, the grating housing is fixed on the stator module of no shell motor, the grating housing is the metal grating housing.
Preferably, the grating housing is an aluminum or aluminum alloy grating housing.
Preferably, the outer surface of the grating housing is provided with a heat sink for increasing the heat dissipation area.
Preferably, the outer surface of the grating housing is provided with a plurality of radiating fins, each radiating fin is radially distributed around the center of the grating housing, and the plane of each radiating fin is perpendicular to the outer surface of the grating housing.
Preferably, an inner surface of an edge of the grating housing matches a sidewall of the stator assembly.
Preferably, the grating cover is bolted to the stator assembly.
The utility model also provides a sewing machine, including above-mentioned arbitrary one the motor heat abstractor.
The utility model provides a sewing machine's motor heat abstractor, including the grating housing that is used for protecting grating piece and encoder, the grating housing is fixed on the stator module of no shell motor, and the grating housing is the metal grating housing.
The grating housing is made of the metal material with the good heat conduction function, so that the grating housing has the heat dissipation function, the grating housing is installed on the stator assembly of the shell-less motor, the stator assembly is in contact with the grating housing, heat emitted by the shell-less motor can be transmitted to the grating housing through the stator assembly, the heat can be dissipated quickly through the grating housing, and the motor is cooled quickly.
The utility model provides a sewing machine includes above-mentioned motor heat abstractor, because above-mentioned motor heat abstractor has above-mentioned technological effect, above-mentioned sewing machine also should have same technological effect, no longer introduces in detail here.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a grating housing provided in the present invention;
fig. 2 is a schematic structural diagram of a specific embodiment of the heat dissipation device for a motor according to the present invention.
The drawings are numbered as follows:
Detailed Description
The core of the utility model is to provide a sewing machine's motor heat abstractor, through the material and the structure that change the grating housing, utilize grating housing to loose the heat of coming from motor stator subassembly transmission fast, and then realize motor rapid cooling's function. The other core of the utility model is to provide a sewing machine comprising the motor heat dissipation device.
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of an embodiment of a grating housing according to the present invention; fig. 2 is a schematic structural diagram of a specific embodiment of the heat dissipation device for a motor according to the present invention.
The utility model discloses embodiment provides a sewing machine's motor heat abstractor, including the grating housing 1 that is used for protecting grating piece and encoder, grating housing 1 is fixed on the stator module 2 of no shell motor, and grating housing 1 is metal grating housing 1.
The grating housing 1 is made of a metal material with a good heat conduction function, the grating housing 1 has a heat dissipation function, the grating housing 1 is installed on the stator assembly 2 of the shell-less motor, the stator assembly 2 is in contact with the grating housing 1, heat emitted by the shell-less motor can be transmitted to the grating housing 1 through the stator assembly 2, the heat is dissipated quickly through the grating housing 1, and then the motor is cooled quickly.
Further, there are various metal materials having a heat conductive function, which are not particularly limited in the present application. Preferably, the grating housing 1 can be made of aluminum or aluminum alloy, and is convenient to process and manufacture, high in heat conductivity coefficient and good in heat dissipation performance.
On the basis of each above-mentioned embodiment, the utility model provides a motor heat abstractor can also be equipped with fin 11 at the surface of grating housing 1, can increase grating housing 1's heat radiating area through fin 11, further improves grating housing 1's heat dissipation function, and then improves the radiating effect of no shell motor.
Specifically, a plurality of cooling fins 11 may be disposed on the outer surface of the grating housing 1, each cooling fin 11 is preferably radially distributed around the center of the grating housing 1, and the plane where the cooling fins 11 are located may be perpendicular to the outer surface of the grating housing 1, so that the grating housing 1 can obtain an optimal cooling effect.
Of course, the number and the manner of the heat dissipation fins 11 are not limited thereto, and the invention is within the protection scope as long as the heat dissipation effect of the grating housing 1 can be improved.
On the basis of each above-mentioned embodiment, the utility model provides a motor heat abstractor, grating housing 1's marginal internal surface is preferred with stator module 2's lateral wall phase-match, installs grating housing 1 back on stator module 2 of no shell motor like this, can make grating housing 1 great with stator module 2's area of contact, can be in order to increase stator module 2's heat transfer area, and then can improve the radiating effect of no shell motor.
Further, the grating housing 1 and the stator assembly 2 can be specifically connected through bolts, the installation and the disassembly are convenient, and heat can be transferred between the stator assembly 2 and the grating housing 1 through the bolts. Of course, the grating housing 1 may be mounted on the stator assembly 2 in other manners, which is not specifically limited in this application.
To sum up, the utility model provides a motor heat abstractor through the material and the structure that change grating housing 1, increases grating housing 1's heat dissipation function, utilizes grating housing 1 to scatter the heat of coming from motor stator subassembly 2 transmission fast, can be under the state that does not increase sewing machine spare part structure quantity and does not change each spare part mounting means, realizes motor rapid cooling's function.
The existing heat dissipation and exhaust system can be directly utilized to obviously improve the heat dissipation performance of the motor only by changing the material and the structure of the existing grating housing 1 without increasing the number of parts of the sewing machine and changing the installation mode of each part, so that the cost is low and the benefit is obvious.
It should be noted that, in the present application, the outer surface of the grating cover 1 is a surface far away from the stator assembly 2 of the brushless motor when being installed, and the inner side surface is a surface close to the brushless motor when being installed.
Except above-mentioned motor heat abstractor, the utility model discloses a specific embodiment still provides a sewing machine including above-mentioned motor heat abstractor, and prior art is referred to the structure of other each parts of this sewing machine, and this text is no longer repeated.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "top", "vertical", "inner", and the like refer to orientations or positional relationships illustrated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In addition, the embodiments in the specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant part can be referred to the method part for description.
It is right above that the utility model provides a sewing machine and motor heat abstractor thereof have carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. The motor heat dissipation device of the sewing machine is characterized by comprising a grating cover shell (1) for protecting a grating sheet and an encoder, wherein the grating cover shell (1) is fixed on a stator assembly (2) of a shell-less motor, and the grating cover shell (1) is a metal grating cover shell (1);
and the outer surface of the grating housing (1) is provided with radiating fins (11) for increasing the radiating area.
2. The electrical machine heat sink according to claim 1, characterised in that the grating housing (1) is an aluminium or aluminium alloy grating housing (1).
3. The motor heat sink according to claim 1, wherein the outer surface of the grating housing (1) is provided with a plurality of heat dissipation fins (11), each heat dissipation fin (11) is radially distributed around the center of the grating housing (1), and the plane of the heat dissipation fins (11) is perpendicular to the outer surface of the grating housing (1).
4. The motor heat sink according to claim 3, characterized in that the marginal inner surface of the grating cover (1) matches the side walls of the stator assembly (2).
5. The motor heat sink according to claim 4, characterized in that the grating cover (1) is bolted to the stator assembly (2).
6. A sewing machine characterized by comprising the motor heat sink according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020236432.3U CN212611291U (en) | 2020-03-02 | 2020-03-02 | Sewing machine and motor heat abstractor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020236432.3U CN212611291U (en) | 2020-03-02 | 2020-03-02 | Sewing machine and motor heat abstractor thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212611291U true CN212611291U (en) | 2021-02-26 |
Family
ID=74728760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020236432.3U Active CN212611291U (en) | 2020-03-02 | 2020-03-02 | Sewing machine and motor heat abstractor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212611291U (en) |
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2020
- 2020-03-02 CN CN202020236432.3U patent/CN212611291U/en active Active
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