CN213585404U - Energy-saving permanent magnet brushless direct current motor - Google Patents
Energy-saving permanent magnet brushless direct current motor Download PDFInfo
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- CN213585404U CN213585404U CN202023031968.0U CN202023031968U CN213585404U CN 213585404 U CN213585404 U CN 213585404U CN 202023031968 U CN202023031968 U CN 202023031968U CN 213585404 U CN213585404 U CN 213585404U
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Abstract
The utility model discloses an energy-saving permanent magnet brushless DC motor, which relates to the technical field of DC motors and comprises a shell, wherein a front end cover is arranged on one side of the shell, a brushless DC motor component is fixed on the bottom surface inside the shell, an output shaft is fixed on the output end of the brushless DC motor component, the output shaft penetrates through the inside of the front end cover and extends to the outside of the front end cover, a connector is arranged on the top of the brushless DC motor component, one side of the connector is fixedly connected with a branch wire, a cavity is arranged inside the shell, the utility model discloses a handle is rotated by holding the handle, the handle can drive a rotating shaft to rotate, when the rotating shaft rotates, an electric wire wound outside the rotating shaft can be rotated out, the length of the electric wire positioned outside the shell is prolonged, the distance between a plug and a power supply is reduced, and a worker can conveniently connect the motor with an external power, the influence of external environment on the use of the motor is avoided, and the practicability of the device is improved.
Description
Technical Field
The utility model relates to a direct current motor technical field, more specifically say, it relates to an energy-conserving permanent magnetism brushless direct current motor.
Background
A dc motor refers to a rotating electrical machine that converts dc electrical energy into mechanical energy or vice versa. When the direct current motor is used as a motor, the direct current motor is used for converting electric energy into mechanical energy; the direct current motor is a direct current generator when operating as a generator, and converts mechanical energy into electric energy. The direct current motor comprises a direct current brush motor and a direct current brushless motor, wherein the direct current brushless motor is developed and evolved on the basis of the direct current brush motor, along with the fact that people are more and more conscious of environmental protection, the direct current brushless motor with the characteristics of no spark, small sound, long service life and the like is the direction of future development, but when the existing direct current motor is connected with a power supply, a circuit is often inconvenient for a user due to too short length.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-conserving permanent magnetism brushless DC motor, the characteristics that it had to the not enough of prior art existence.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an energy-conserving permanent magnetism brushless DC motor, includes the casing, the front end housing is installed to one side of casing, the inside bottom surface of casing is fixed with brushless DC motor subassembly, brushless DC motor subassembly's output is fixed with the output shaft, and the output shaft runs through the inside of front end housing and extend to the outside of front end housing, brushless DC motor subassembly's top erection joint ware, one side fixedly connected with separated time of connector, the cavity has been seted up to the inside of casing, and the inside bottom surface of cavity is fixed with the bottom plate, the pivot is installed through the bearing at the top of bottom plate, the outside winding of pivot has the electric wire, and the bottom and the separated time fixed connection of electric wire.
Through adopting above-mentioned technical scheme, the connector that has installed at brushless DC motor subassembly's top, when the device carries out work, the plug of electric wire one end can be connected with external power, and the power can transmit brushless DC motor subassembly's inside through electric wire and separated time, lets the motor can normal operating, when the user extraction was around changeing epaxial electric wire, can further increase the length that motor and external power can be connected, improves the convenient degree of device when using.
Further, the top of pivot is fixed with the roof through the bearing, the fixed plate is installed at the top of roof, and the fixed plate runs through the top of casing and extends to the top of casing.
Through adopting above-mentioned technical scheme, the roof is used for spacing electric wire, avoids the electric wire to break away from the pivot, and the fixed plate is used for accepting the handle, makes things convenient for the rotation of device control pivot.
Furthermore, a connecting rod is fixed to the top of the fixing plate, a supporting rod is installed on one side of the connecting rod, and a handle is welded to the top of the supporting rod.
Through adopting above-mentioned technical scheme, the user can rotate through the handle, and the pivot can be rotated in the company this moment, lets the user can break away from the electric wire winding in the pivot or from the pivot through the pivot, and then the length of control external electric wire.
Further, the internal surface of casing passes through the bolt fastening and has the mounting bracket, and the mounting bracket is located one side of brushless DC motor subassembly, one side of mounting bracket is fixed with the heat dissipation fan.
Through adopting above-mentioned technical scheme, when brushless DC motor subassembly carried out work, the heat dissipation fan of fixing on the mounting bracket can work with step by step, and the heat that the help brushless motor subassembly produced at the during operation can be timely distributes away.
Furthermore, one side of the shell is provided with an embedding opening, an embedding block is embedded in the embedding opening, and a rear end cover is fixed in the embedding opening through the embedding block.
By adopting the technical scheme, the rear end cover is installed on one side of the shell through the embedding opening and the embedding block, the area between the rear end cover and the shell is increased, and the installation stability of the rear end cover is further increased.
Furthermore, the rear end cover is internally provided with a screen plate, the embedded block is internally provided with a screw hole, and the screw hole is internally provided with a fixing bolt.
Through adopting above-mentioned technical scheme, the otter board can let the discharge casing that hot-blast that the fan-out of cooling fan can be smooth, and fixing bolt can further increase the joint strength between rear end cap and the casing.
To sum up, the utility model discloses following beneficial effect has:
1. when the brushless direct current motor is used by a user, the brushless direct current motor needs to be connected with an external power supply, when the distance between the motor and the power supply is too long, the user can rotate by holding the handle, the handle can drive the rotating shaft to rotate, when the rotating shaft rotates, the electric wire wound outside the rotating shaft can be rotated out, the length of the electric wire positioned outside the shell is prolonged, the distance between the plug and the power supply is reduced, a worker can conveniently connect the motor with the external power supply, the use of the motor is prevented from being influenced by the external environment, and the practicability of the device is improved;
2. when brushless DC motor subassembly carried out work, fix the heat dissipation fan on the mounting bracket with step work, the heat that help brushless DC motor subassembly produced at the during operation can be timely distributes away, one side of casing is through gomphosis mouth and gomphosis piece installation rear end cap, has increased the area between rear end cap and the casing, increases the stability of rear end cap installation to fixing bolt can further increase the joint strength between rear end cap and the casing.
Drawings
Fig. 1 is a schematic diagram of a cross-sectional structure of an energy-saving permanent magnet brushless dc motor according to the present invention;
fig. 2 is a schematic structural view of a rear end cover of an energy-saving permanent magnet brushless dc motor provided by the present invention;
fig. 3 is a schematic structural diagram of a bottom plate of an energy-saving permanent magnet brushless dc motor according to the present invention.
In the figure:
1. a rear end cap; 2. a heat dissipation fan; 3. a screen plate; 4. a mounting frame; 5. a connecting rod; 6. fixing the bolt; 7. a fitting block; 8. a connector; 9. an electric wire; 10. branching; 11. an embedding opening; 12. a brushless DC motor assembly; 13. a housing; 14. an output shaft; 15. a front end cover; 16. a screw hole; 17. a top plate; 18. a rotating shaft; 19. a base plate; 20. a fixing plate; 21. a strut; 22. a handle.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
The whole embodiment 1 achieves the effect that the connector 8 is installed at the top of the brushless dc motor assembly 12, when the device works, the plug at one end of the electric wire 9 can be connected with the external power supply, the power supply can be transmitted to the inside of the brushless dc motor assembly 12 through the electric wire 9 and the branch 10, so that the motor can normally operate, when the brushless dc motor is used by a user, the connection with the external power supply is needed, when the distance between the motor and the power supply is too long, the user can rotate by holding the handle 22, the handle 22 can drive the rotating shaft 18 to rotate, when the rotating shaft 18 rotates, the electric wire 9 wound outside the rotating shaft 18 can be rotated out, the length of the electric wire 9 positioned at the outer side of the housing 13 is extended, the distance between the plug and the power supply is reduced, a worker can conveniently connect the motor and the external power supply, and the use of the motor is prevented from being influenced by the external environment, the practicability of the device is improved.
In embodiment 2, as shown in fig. 1 to 3, a mounting bracket 4 is fixed to an inner surface of a housing 13 by bolts, the mounting bracket 4 is located on one side of a brushless dc motor assembly 12, a heat dissipating fan 2 is fixed to one side of the mounting bracket 4, an engaging opening 11 is formed in one side of the housing 13, an engaging block 7 is fitted to an inside of the engaging opening 11, a rear end cover 1 is fixed to an inside of the engaging opening 11 by the engaging block 7, a mesh plate 3 is mounted to an inside of the rear end cover 1, a screw hole 16 is formed in the engaging block 7, and a fixing bolt 6 is mounted to an inside of the screw hole 16.
The effect that its whole embodiment 2 reaches does, when brushless DC motor subassembly 12 carries out work, fix heat dissipation fan 2 on mounting bracket 4 with step work, help brushless DC motor subassembly 12 can be in time distribute away at the heat that the during operation produced, rear end cap 1 is installed through gomphosis mouth 11 and gomphosis piece 7 to one side of casing 13, the area between rear end cap 1 and casing 13 has been increased, increase the stability of the installation of rear end cap 1, and fixing bolt 6 can further increase the joint strength between rear end cap 1 and the casing 13.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiments into equivalent variations to apply to other fields, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. An energy-conserving permanent magnetism brushless DC motor, includes casing (13), its characterized in that: front end housing (15) are installed to one side of casing (13), the inside bottom surface of casing (13) is fixed with brushless DC motor subassembly (12), the output of brushless DC motor subassembly (12) is fixed with output shaft (14), and output shaft (14) run through the inside of front end housing (15) and extend to the outside of front end housing (15), top erection joint ware (8) of brushless DC motor subassembly (12), one side fixedly connected with separated time (10) of connector (8), the cavity has been seted up to the inside of casing (13), and the inside bottom surface of cavity is fixed with bottom plate (19), pivot (18) are installed through the bearing in the top of bottom plate (19), the outside winding of pivot (18) has electric wire (9), and the bottom and separated time (10) fixed connection of electric wire (9).
2. An energy-saving permanent magnet brushless dc motor according to claim 1, characterized in that: the top of pivot (18) is fixed with roof (17) through the bearing, fixed plate (20) are installed to the top of roof (17), and fixed plate (20) run through the top of casing (13) and extend to the top of casing (13).
3. An energy-saving permanent magnet brushless dc motor according to claim 2, characterized in that: the top of fixed plate (20) is fixed with connecting rod (5), branch (21) are installed to one side of connecting rod (5), the top welding of branch (21) has handle (22).
4. An energy-saving permanent magnet brushless dc motor according to claim 1, characterized in that: the internal surface of casing (13) passes through the bolt fastening and has mounting bracket (4), and mounting bracket (4) are located one side of brushless DC motor subassembly (12), one side of mounting bracket (4) is fixed with heat dissipation fan (2).
5. An energy-saving permanent magnet brushless dc motor according to claim 1, characterized in that: an embedded opening (11) is formed in one side of the shell (13), an embedded block (7) is embedded in the embedded opening (11), and a rear end cover (1) is fixed in the embedded opening (11) through the embedded block (7).
6. An energy-saving permanent magnet brushless DC motor according to claim 5, characterized in that: the screen plate (3) is installed inside the rear end cover (1), the screw hole (16) is formed inside the embedded block (7), and the fixing bolt (6) is installed inside the screw hole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023031968.0U CN213585404U (en) | 2020-12-16 | 2020-12-16 | Energy-saving permanent magnet brushless direct current motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023031968.0U CN213585404U (en) | 2020-12-16 | 2020-12-16 | Energy-saving permanent magnet brushless direct current motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213585404U true CN213585404U (en) | 2021-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023031968.0U Active CN213585404U (en) | 2020-12-16 | 2020-12-16 | Energy-saving permanent magnet brushless direct current motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213585404U (en) |
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2020
- 2020-12-16 CN CN202023031968.0U patent/CN213585404U/en active Active
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