CN210074932U - Direct current brushless motor packaging structure - Google Patents
Direct current brushless motor packaging structure Download PDFInfo
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- CN210074932U CN210074932U CN201921064326.5U CN201921064326U CN210074932U CN 210074932 U CN210074932 U CN 210074932U CN 201921064326 U CN201921064326 U CN 201921064326U CN 210074932 U CN210074932 U CN 210074932U
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- outer rotor
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- bottom cover
- sealing ring
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Abstract
The utility model provides a brushless DC motor packaging structure which characterized in that: the sealing device comprises a shell and a bottom cover, wherein the bottom surface of the shell is provided with an opening, an outer rotor mounting hole is formed in the center of the top surface, a sealing gasket embedding groove is formed in the inner surface of the top surface of the shell and is centered on the outer rotor mounting hole, the sealing gasket is embedded into the sealing gasket embedding groove, an outer rotor fixing hole is formed in the center of the sealing gasket, a wire passing hole is formed in the bottom end of the side wall of the shell; a sealing ring is arranged on the upper surface of the bottom cover; the outer rotor of the brushless DC motor sequentially penetrates through the outer rotor fixing hole and the outer rotor mounting hole to extend out of the top surface of the shell, the bottom cover and the sealing ring are fixed on the bottom surface of the shell through screws to seal the shell, the sealing ring is located between the top surface of the bottom cover and the bottom surface of the side wall of the shell, and a lead of the brushless DC motor extends out of a lead port and penetrates out of a wire passing hole. Make things convenient for direct current brushless motor to install in most current models, and can effectively prevent damp.
Description
Technical Field
The utility model relates to a motor packaging structure especially relates to a brushless DC motor packaging structure.
Background
The dc brushless motor is a low power dc motor that is electronically commutated, also called a commutatorless motor or a commutatorless dc motor. It is structurally equivalent to a reverse DC motor, the armature is placed on the stator, and the rotor is a permanent magnet. The armature winding of the three-phase winding is a multi-phase winding, generally three-phase, and can be connected into a star shape or a triangle shape. The phase windings are connected to respective transistor switches in the electronic commutator circuit. The motor has simple structure, reliable operation, no spark and low electromagnetic noise, and is widely applied to modern production equipment, instruments and meters, computer peripheral equipment and advanced household appliances.
However, the dc brushless motor has two problems in application: the PCB is exposed and has poor moisture resistance, and the service life of the PCB is greatly shortened when the PCB is used in electrical appliances such as a bathroom warmer and the like; 2. the installation is inconvenient, and the commonality is poor, can't directly be used for current multiple electrical apparatus.
Disclosure of Invention
In order to solve the above problem, the utility model provides a following scheme:
a direct current brushless motor packaging structure comprises a shell and a bottom cover, wherein the bottom surface of the shell is provided with an opening, the center of the top surface is provided with an outer rotor mounting hole, the inner surface of the top surface of the shell is provided with a sealing gasket embedded groove by taking the outer rotor mounting hole as the center, a sealing gasket is embedded into the sealing gasket embedded groove, the center of the sealing gasket is provided with an outer rotor fixing hole, the bottom end of the side wall of the shell is provided with a wire passing hole, and the outer; a sealing ring is arranged on the upper surface of the bottom cover; the outer rotor of the brushless DC motor sequentially penetrates through the outer rotor fixing hole and the outer rotor mounting hole to extend out of the top surface of the shell, the bottom cover and the sealing ring are fixed on the bottom surface of the shell through screws to seal the shell, the sealing ring is located between the top surface of the bottom cover and the bottom surface of the side wall of the shell, and a lead of the brushless DC motor extends out of a lead port and penetrates out of a wire passing hole.
Furthermore, the top surface of the shell and the top surface of the DC brushless motor are provided with fixing pad screw holes corresponding in position, and shell screws sequentially penetrate through the fixing screw holes on the top surface of the shell and the top surface of the DC brushless motor to fix the shell, the sealing pad and the DC brushless motor; and the bottom cover screw sequentially penetrates through the sealing ring screw holes on the bottom cover surface, the sealing ring surface and the bottom surface of the side wall of the shell to fix the bottom cover, the sealing ring and the shell.
Furthermore, the sealing gasket and the sealing ring are made of waterproof silica gel.
The direct current brushless motor is installed in the packaging structure and used for being matched with the installation conditions of various types of machines, sealing gaskets and sealing rings are respectively arranged between the outer rotor of the direct current brushless motor and the top surface of the packaging structure shell and between the bottom cover and the shell, and water vapor is effectively prevented from entering the packaging structure, so that the working state of the direct current brushless motor is prevented from being influenced.
The utility model has the advantages that:
1. the direct-current brushless motor is suitable for various machine types through the packaging structure, and the installation range is greatly increased;
2. and a sealing gasket and a sealing ring are arranged, so that the moisture-proof effect of the direct-current brushless motor is greatly improved.
Drawings
FIG. 1 is a schematic structural view of the utility model;
FIG. 2 is a schematic diagram of a brushless DC motor;
in the figure: 1. a housing screw; 2. a housing; 3. a gasket; 4. a DC brushless motor; 5. a seal ring; 6. a bottom cover; 7. a bottom cap screw; 8. a wire passing hole; 9. an outer rotor; 10. a fixing pad screw hole; 11. a lead port; 12. an outer rotor mounting hole; 13. and (7) mounting the plate.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Example 1: as shown in figures 1-2 of the drawings,
a DC brushless motor packaging structure comprises a shell 2 and a bottom cover 6, wherein the bottom surface of the shell 2 is provided with an opening, the center of the top surface of the shell 2 is provided with an outer rotor mounting hole 12, the inner surface of the top surface of the shell 2 is provided with a sealing gasket embedded groove by taking the outer rotor mounting hole 12 as the center, a sealing gasket 3 is embedded into the sealing gasket embedded groove, the center of the sealing gasket 3 is provided with an outer rotor fixing hole, the bottom end of the side wall of the shell 2 is provided with a wire passing hole 8, and the outside of; the upper surface of the bottom cover 6 is provided with a sealing ring 5; the outer rotor 9 of the brushless DC motor 4 sequentially passes through the outer rotor fixing hole and the outer rotor mounting hole 12 to extend out of the top surface of the shell 2, the bottom cover 6 and the sealing ring 5 are fixed on the bottom surface of the shell 2 to seal the shell 2, the sealing ring 5 is positioned between the top surface of the bottom cover 6 and the bottom surface of the side wall of the shell 2, and the lead of the brushless DC motor 4 extends out of the lead port 11 and penetrates out of the lead hole 8. The sealing gasket 3 and the sealing ring 5 are made of waterproof silica gel.
The top surface of the shell 2 and the top surface of the DC brushless motor 4 are both provided with fixing pad screw holes 10 with corresponding positions, and shell screws 1 sequentially penetrate through the fixing screw holes on the top surface of the shell 2 and the top surface of the DC brushless motor 4 to fix the shell 2, the sealing pad 3 and the DC brushless motor 4; the bottom surface of the side wall of the shell 2, the surface of the sealing ring 5 and the surface of the bottom cover 6 are provided with sealing ring screw holes corresponding in position, and bottom cover screws 7 sequentially penetrate through the sealing ring screw holes in the surface of the bottom cover 6, the surface of the sealing ring 5 and the bottom surface of the side wall of the shell 2 to fix the bottom cover 6, the sealing ring 5 and the shell 2.
DC brushless motor 4 installs in packaging structure, realize being used for joining in marriage the installation condition of multiple model by packaging structure, 2 lateral walls of casing set up outward mounting panel 13 with treat the mounted position and fix, realize the joining in marriage of multiple model suitable, mounting panel 13 can treat the connected mode of mounted position and can treat the condition design of mounted position for spiro union or card according to actual model and establish connection etc. between outer rotor 9 of DC brushless motor 4 and packaging structure casing 2 top surface, set up sealed 3 and sealing washer 5 between bottom 6 and the casing 2 respectively, effectual prevention aqueous vapor gets into the encapsulation, and then prevent to influence the operating condition of DC brushless motor 4.
Finally, it should be noted that the above-mentioned list is only a specific embodiment of the present invention. It is obvious that the present invention is not limited to the above embodiments, but many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the present invention are to be considered within the scope of the invention.
Claims (3)
1. The utility model provides a brushless DC motor packaging structure which characterized in that: the sealing device comprises a shell and a bottom cover, wherein the bottom surface of the shell is provided with an opening, an outer rotor mounting hole is formed in the center of the top surface, a sealing gasket embedding groove is formed in the inner surface of the top surface of the shell and is centered on the outer rotor mounting hole, the sealing gasket is embedded into the sealing gasket embedding groove, an outer rotor fixing hole is formed in the center of the sealing gasket, a wire passing hole is formed in the bottom end of the side wall of the shell; a sealing ring is arranged on the upper surface of the bottom cover; the outer rotor of the brushless DC motor sequentially penetrates through the outer rotor fixing hole and the outer rotor mounting hole to extend out of the top surface of the shell, the bottom cover and the sealing ring are fixed on the bottom surface of the shell through screws to seal the shell, the sealing ring is located between the top surface of the bottom cover and the bottom surface of the side wall of the shell, and a lead of the brushless DC motor extends out of a lead port and penetrates out of a wire passing hole.
2. A dc brushless motor package as recited in claim 1, wherein: the top surface of the shell and the top surface of the DC brushless motor are provided with fixing pad screw holes corresponding in position, and shell screws sequentially penetrate through the fixing screw holes on the top surface of the shell and the top surface of the DC brushless motor to fix the shell, the sealing pad and the DC brushless motor; and the bottom cover screw sequentially penetrates through the sealing ring screw holes on the bottom cover surface, the sealing ring surface and the bottom surface of the side wall of the shell to fix the bottom cover, the sealing ring and the shell.
3. A dc brushless motor package as recited in claim 1, wherein: the sealing gasket and the sealing ring are made of waterproof silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921064326.5U CN210074932U (en) | 2019-07-09 | 2019-07-09 | Direct current brushless motor packaging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921064326.5U CN210074932U (en) | 2019-07-09 | 2019-07-09 | Direct current brushless motor packaging structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210074932U true CN210074932U (en) | 2020-02-14 |
Family
ID=69429567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921064326.5U Active CN210074932U (en) | 2019-07-09 | 2019-07-09 | Direct current brushless motor packaging structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210074932U (en) |
-
2019
- 2019-07-09 CN CN201921064326.5U patent/CN210074932U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 314000, Jiaxing District, Zhejiang province Xiuzhou Wang Zhen Industrial Zone Patentee after: Leso integrated home Co.,Ltd. Address before: 314011, Jiaxing District, Zhejiang province Xiuzhou Wang Zhen Industrial Zone Patentee before: ZHEJIANG LAISIAO ELECTRIC Co.,Ltd. |