CN212210754U - Flat rare earth permanent magnet brushless direct current motor - Google Patents
Flat rare earth permanent magnet brushless direct current motor Download PDFInfo
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- CN212210754U CN212210754U CN202021456488.6U CN202021456488U CN212210754U CN 212210754 U CN212210754 U CN 212210754U CN 202021456488 U CN202021456488 U CN 202021456488U CN 212210754 U CN212210754 U CN 212210754U
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- heat dissipation
- stator core
- casing
- air inlet
- permanent magnet
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Abstract
The utility model discloses a flat tombarthite permanent magnetism brushless DC motor, including casing and air inlet cover, the air inlet cover is installed to one side of casing, install stator core in the casing, the stator slot has been seted up on the stator core, wear to be equipped with the rotor in the stator core, stator winding is installed to stator core's both sides, the casing is located the stator core and installs the heat dissipation cover outward, a plurality of cooling water channels have been seted up on the heat dissipation cover. The utility model discloses the fan produces the cooling air and can lead through the heat dissipation muscle on the heat dissipation cover for the cooling air can shuttle through the position between the heat dissipation muscle, thereby guarantees that the cooling duct is stable, and stator core's heat transfer can dispel the heat through the cooling water on the heat dissipation cover, makes stator core's heat pass through cooling air and the dual cooling of cooling water, and the motor of being convenient for uses for a long time, is favorable to the stability of the long-time use of motor.
Description
Technical Field
The utility model relates to the technical field of electric machines, especially, relate to a flat tombarthite permanent magnet brushless DC motor.
Background
The permanent magnet brushless direct current motor is a permanent magnet motor controlled by electronic circuit phase change or current, and mainly comprises a permanent magnet brushless direct current motor body, a position sensor device and an electronic driver;
the heat dissipation requirement of the existing permanent magnet brushless motor is inconvenient to meet long-time work, and when air cooling heat dissipation is carried out, the air channel is not smooth enough, so that the use stability of long-time work is influenced.
Disclosure of Invention
The utility model aims at solving the problems existing in the prior art and providing a flat rare earth permanent magnet brushless direct current motor.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a flat tombarthite permanent magnetism brushless DC motor, includes casing and air inlet cover, the air inlet cover is installed to one side of casing, install stator core in the casing, stator slot has been seted up on the stator core, wear to be equipped with the rotor in the stator core, stator winding is installed to stator core's both sides, the casing is located stator core and installs the heat dissipation cover outward, a plurality of cooling water passageways have been seted up on the heat dissipation cover, install two condenser tube joints of symmetry on the heat dissipation cover, install the pivot on the rotor, the pivot is located the air inlet cover and installs the fan.
Preferably, a plurality of heat dissipation ribs are fixed on the outer wall of the heat dissipation sleeve.
Preferably, a spacing ring is fixed between the air inlet cover and the machine shell, and a dustproof net is installed on the spacing ring.
Preferably, an air inlet net is installed on the air inlet cover.
Preferably, a plurality of supporting ribs are integrally formed on the inner wall of the casing, and the supporting ribs abut against the heat dissipation sleeve.
Preferably, two of the cooling water pipe joints penetrate out of the machine shell.
Compared with the prior art, the utility model has the following benefits:
1. the cooling air generated by the fan can be guided through the heat dissipation ribs on the heat dissipation sleeve, so that the cooling air can shuttle through the positions between the heat dissipation ribs, the stability of a cooling air channel is ensured, the heat of the stator core is transferred to the heat dissipation sleeve, the heat can be dissipated through cooling water, the heat of the stator core is cooled through the cooling air and the cooling water, the motor can be conveniently used for a long time, and the stability of the motor in long-time use is facilitated;
2. the supporting ribs on the casing are supported on the heat dissipation sleeve, so that a certain gap is reserved between the casing and the heat dissipation sleeve, the cooling air can play a cooling effect conveniently, the problem that heat is difficult to flow out and stagnates is avoided, and dust entering the stator core and the rotor is reduced through the dustproof net.
Drawings
Fig. 1 is a structural diagram of a flat rare earth permanent magnet brushless dc motor according to the present invention;
fig. 2 is a side view of a heat dissipation sleeve of a flat rare earth permanent magnet brushless dc motor according to the present invention;
fig. 3 is a schematic view of a dust screen of a flat rare earth permanent magnet brushless dc motor according to the present invention;
fig. 4 is a schematic view of a support rib of a flat rare earth permanent magnet brushless dc motor according to the present invention.
In the figure: the structure comprises a machine shell 1, an air inlet cover 2, an air inlet net 3, a rotating shaft 4, a fan 5, a space ring 6, a cooling water channel 7, a cooling water pipe joint 8, a support rib 9, a heat dissipation sleeve 10, a stator core 11, a stator winding 12, a stator groove 13, a heat dissipation rib 14 and a dust screen 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a flat rare earth permanent magnet brushless dc motor comprises a casing 1 and an air inlet cover 2, the air inlet cover 2 is installed on one side of the casing 1, a stator core 11 is installed in the casing 1, a stator slot 13 is opened on the stator core 11, a rotor is inserted in the stator core 11, stator windings 12 are installed on two sides of the stator core 11, a heat dissipation sleeve 10 is installed outside the stator core 11 on the casing 1, a plurality of cooling water channels 7 are opened on the heat dissipation sleeve 10, two symmetrical cooling water pipe joints 8 are installed on the heat dissipation sleeve 10, a rotating shaft is installed on the rotor, a fan 5 is installed in the air inlet cover 2 on the rotating shaft, the heat of the stator core 11 is transmitted to the heat dissipation sleeve 10 through the heat dissipation sleeve 10, can dispel the heat through the cooling water for stator core 11's heat is through cooling air and the dual cooling of cooling water, is favorable to the long-time stability of using of motor.
Furthermore, a plurality of heat dissipation ribs 14 are fixed on the outer wall of the heat dissipation sleeve 10, so that heat dissipation is facilitated, and a stable air duct is facilitated by matching with cooling air of the fan 5. A space ring 6 is fixed between the air inlet cover 2 and the machine shell 1, a dustproof net 15 is installed on the space ring 6, and dust entering the stator core 11 and the interior is reduced through the dustproof net 15. An air inlet net 3 is arranged on the air inlet cover 2 and used for air inlet to generate cooling air. A plurality of supporting ribs 9 are integrally formed on the inner wall of the machine shell 1, the supporting ribs 9 abut against the heat dissipation sleeve 10, and the supporting ribs 9 on the machine shell 1 are supported on the heat dissipation sleeve 10, so that a certain gap is formed between the machine shell 1 and the heat dissipation sleeve 10, and the cooling effect is achieved by cooling air more conveniently. Two condenser tube connects 8 wear out casing 1, and condenser tube connects 8 is used for connecting cooling water piping.
Produce the cooling air through fan 5, the cooling air can lead through heat dissipation muscle 14 on the heat dissipation cover 10, make the cooling air can shuttle through the position between the heat dissipation muscle 14, thereby guarantee that the cooling air duct is stable, stator core 11's heat transfer can dispel the heat through the cooling water on the heat dissipation cover 10, make stator core 11's heat pass through cooling air and the dual cooling of cooling water, the motor of being convenient for uses for a long time, be favorable to the stability of the long-time use of motor.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a brushless DC motor of flat tombarthite permanent magnetism, includes casing (1) and air inlet cover (2), its characterized in that, air inlet cover (2) are installed to one side of casing (1), install stator core (11) in casing (1), stator slot (13) have been seted up on stator core (11), wear to be equipped with the rotor in stator core (11), stator winding (12) are installed to the both sides of stator core (11), casing (1) are located stator core (11) and install heat dissipation cover (10) outward, a plurality of cooling water channels (7) have been seted up on heat dissipation cover (10), install two condenser tube joints (8) of symmetry on heat dissipation cover (10), install the pivot on the rotor, the pivot is located air inlet cover (2) and installs fan (5).
2. The flat rare earth permanent magnet brushless DC motor according to claim 1, characterized in that a plurality of heat dissipating ribs (14) are fixed on the outer wall of the heat dissipating sleeve (10).
3. The flat rare earth permanent magnet brushless direct current motor according to claim 1, wherein a spacing ring (6) is fixed between the air inlet cover (2) and the casing (1), and a dustproof net (15) is installed on the spacing ring (6).
4. The flat rare earth permanent magnet brushless dc motor according to claim 1, wherein the air inlet cover (2) is mounted with an air inlet mesh (3).
5. The flat rare earth permanent magnet brushless DC motor according to claim 1, wherein a plurality of supporting ribs (9) are integrally formed on the inner wall of the housing (1), and the supporting ribs (9) are abutted on the heat dissipation sleeve (10).
6. A flat rare earth permanent magnet brushless dc motor according to claim 1, characterized in that two cooling water connections (8) are made through the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021456488.6U CN212210754U (en) | 2020-07-22 | 2020-07-22 | Flat rare earth permanent magnet brushless direct current motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021456488.6U CN212210754U (en) | 2020-07-22 | 2020-07-22 | Flat rare earth permanent magnet brushless direct current motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212210754U true CN212210754U (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021456488.6U Active CN212210754U (en) | 2020-07-22 | 2020-07-22 | Flat rare earth permanent magnet brushless direct current motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN212210754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112886758A (en) * | 2021-03-18 | 2021-06-01 | 南京双南威动科技有限公司 | Water-cooled permanent magnet synchronous brushless direct current motor |
-
2020
- 2020-07-22 CN CN202021456488.6U patent/CN212210754U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112886758A (en) * | 2021-03-18 | 2021-06-01 | 南京双南威动科技有限公司 | Water-cooled permanent magnet synchronous brushless direct current motor |
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