CN209805576U - High-efficiency motor cooling air path structure - Google Patents
High-efficiency motor cooling air path structure Download PDFInfo
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- CN209805576U CN209805576U CN201921115475.XU CN201921115475U CN209805576U CN 209805576 U CN209805576 U CN 209805576U CN 201921115475 U CN201921115475 U CN 201921115475U CN 209805576 U CN209805576 U CN 209805576U
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- stator core
- shell
- rotating shaft
- outer side
- fixedly connected
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a high-efficiency motor cooling wind path structure, which comprises a shell, a stator core, a rotor core and a rotating shaft, wherein the rotating shaft is connected in the shell, the rotor core is fixedly connected at the outer side of the rotating shaft, the stator core is fixedly connected at the inner wall of the shell, a winding is arranged in the stator core, the stator core is positioned at the outer side of the rotor core, a ventilating duct is formed between the stator core and the rotor core, one end of the rotating shaft positioned in the shell is fixedly connected with a fan, one end of the rotating shaft far away from the fan passes through the shell, ventilating slots are equidistantly arranged at the outer side of the stator core on the inner wall of the shell, one section of the stator core positioned in the ventilating slots and the uniformly-spaced fixedly connected baffle plate on the inner wall of the ventilating slots are arranged in a crossing way with the baffle plate at the, the service life of the motor is prolonged conveniently.
Description
Technical Field
The utility model relates to a cooling wind path technical field specifically is high-efficient motor cooling wind path structure.
background
The water-cooled motor with high-speed rotation of output shaft has centrifugal fan installed to the rotating shaft inside the casing to lower the temperature inside the motor.
The existing motor generally fixes a stator and a shell together, the stator and the shell are sealed, a channel of an air path is formed through a gap between the stator and a rotor in the working process, cooling in the shell is achieved, the cooling mode only can achieve cooling between the stator and the rotor, and the purpose that the temperature of all parts in the shell tends to be consistent cannot be achieved, and therefore the efficient motor cooling air path structure is provided.
Disclosure of Invention
An object of the utility model is to provide a high-efficient motor cooling wind path structure to solve the problem that proposes in the above-mentioned background art.
in order to achieve the above object, the utility model provides a following technical scheme: the high-efficiency motor cooling wind path structure comprises a shell, a stator core, a rotor core and a rotating shaft, wherein the rotating shaft is connected in the shell, the rotor core is fixedly connected on the outer side of the rotating shaft, the stator core is fixedly connected on the inner wall of the shell, a winding is arranged in the stator core, the stator core is positioned on the outer side of the rotor core, a ventilation channel is formed between the stator core and the rotor core, one end of the rotating shaft positioned in the shell is fixedly connected with a fan, one end of the rotating shaft, far away from the fan, penetrates through the shell, ventilation slots are formed in the inner wall of the shell, which is positioned at the outer side of the stator core, one section of the stator core positioned in the ventilation slots and the inner wall of the ventilation slots are fixedly connected with baffle plates at equal intervals, the baffle plates on the inner wall of the ventilation slots and the baffle, the middle part of the outer side of the stator core, which is located between two adjacent ventilation grooves, is provided with a communicating groove, the communicating groove is of a wave-shaped structure, the shell is internally provided with a fixed plate fixedly connected between the stator core and the fan, the axial center of the fixed plate and the outer side of the fixed plate are provided with through holes in the horizontal direction at equal intervals, one side of the fixed plate, which is close to the fan, is fixedly connected with a wind deflector, the end part of the wind deflector is provided with a connecting hole, and the rotating shaft penetrates through the wind deflector.
Preferably, the whole air deflector is in a conical structure, and the diameter of one end, close to the fan, of the air deflector is larger than that of one end, far away from the fan, of the air deflector.
Preferably, one end of the shell is provided with an annular vent hole, and the inner wall of the annular vent hole is fixedly connected with a filter screen.
Preferably, the rotating shaft is rotatably connected with the housing through a bearing.
Preferably, twelve ventilation grooves in the inner wall of the shell and twelve communication grooves in the outer side of the stator core are arranged.
Preferably, the length of the ventilation slot is greater than that of the stator core, and the stator core is connected to the middle of the ventilation slot.
Compared with the prior art, the beneficial effects of the utility model are that:
1. The utility model discloses a filter screen at casing one end setting is convenient for play the filter effect to the wind that gets into in the casing, and the setting through the fan is convenient for realize the ventilation cooling in the casing, and the wind that gets into in the casing gets into the through-hole in the fixed plate outside under the guide plate effect in, and wind passes through the S-shaped passageway that forms between ventilation groove, baffle and the stator core, is convenient for make the wind path bigger degree encircle in ventilation groove, realizes the large tracts of land ventilation cooling to stator core and casing.
2. The utility model discloses a set up the intercommunication groove in stator core's the outside, can make wind pass through the intercommunication groove in the stator core outside, set up the intercommunication groove into the wave shape, be convenient for make the wind path be helical motion between stator core and casing, realize the cooling of large tracts of land, wind removes in-process also can get into the winding simultaneously, be convenient for cool off the winding, the casing other end is arranged in to wind through stator core, return to the one end of the inside fan of casing through the ventiduct between stator core and the rotor core, the realization is to the high-efficient cooling of motor, the device simple structure, the temperature that can be convenient for realize each position in the motor tends to unanimity, be convenient for prolong the life of motor.
Drawings
FIG. 1 is a schematic structural view of a cross-sectional view of the present invention;
FIG. 2 is an enlarged structural view of the utility model at A;
FIG. 3 is a schematic view of the connecting structure between the housing and the stator of the present invention;
Fig. 4 is a schematic view of the stator structure of the present invention.
In the figure: 1. a housing; 2. a stator core; 3. a rotor core; 4. a rotating shaft; 5. a bearing; 6. an air deflector; 7. a fan; 8. a through hole; 9. a winding; 10. connecting holes; 11. filtering with a screen; 12. a ventilation slot; 13. a baffle plate; 14. an air duct; 15. a communicating groove; 16. and (7) fixing the plate.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a high-efficiency motor cooling wind path structure comprises a shell 1, a stator core 2, a rotor core 3 and a rotating shaft 4, wherein the rotating shaft 4 is connected in the shell 1, the rotor core 3 is fixedly connected to the outer side of the rotating shaft 4, the stator core 2 is fixedly connected to the inner wall of the shell 1, a winding 9 is arranged in the stator core 2, the stator core 2 is positioned on the outer side of the rotor core 3, a ventilation channel 14 is formed between the stator core 2 and the rotor core 3, ventilation is convenient between the stator core 2 and the rotor core 3, a fan 7 is fixedly connected to one end, positioned in the shell 1, of the rotating shaft 4, heat dissipation is convenient, one end, far away from the fan 7, of the rotating shaft 4 penetrates through the shell 1, ventilation grooves 12 are formed in the inner wall of the shell 1, ventilation grooves 12 are equidistantly arranged on the outer side of the stator core 2, ventilation and heat, and the baffle 13 of the inner wall of the ventilation slot 12 is crossed with the baffle 13 of the outer side of the stator iron core 2, an S-shaped channel inside the ventilation slot 12 is formed among the ventilation slot 12, the stator iron core 2 and the baffle 13, the fan 7 rotates to enable wind to enter the ventilation slot 12 through the through hole 8 of the outer side of the fixed plate 16 and walk in the ventilation slot 12 in an S-shaped curve, the contact area of the stator iron core 2 and the shell 1 with the wind is increased, the temperature is convenient to reduce, the communication slot 15 is arranged in the middle of the outer side of the stator iron core 2 between two adjacent ventilation slots 12 and is of a wave structure, the wind entering the communication slot 15 walks in a wave mode, the contact area of the wind and the stator iron core 2 is convenient to increase, the fixed plate 16 is fixedly connected between the stator iron core 2 and the fan 7 in the shell 1, and the through holes 8 in the horizontal direction are arranged at the axial center of the fixed plate 16 and on, the fixed plate 16 is fixedly connected with an air deflector 6 at one side close to the fan 7 for guiding air conveniently, a connecting hole 10 is arranged at the end part of the air deflector 6, and the rotating shaft 4 penetrates through the air deflector 6.
The whole air deflector 6 is in a conical structure, and the diameter of one end, close to the fan 7, of the air deflector 6 is larger than that of one end, far away from the fan 7, of the air deflector 6, so that a good air guiding effect can be achieved.
one end of the shell 1 is provided with an annular vent hole, and the inner wall of the annular vent hole is fixedly connected with a filter screen 11, so that ventilation is facilitated, and a filtering effect is achieved through the filter screen 11.
The rotating shaft 4 is rotatably connected with the housing 1 through a bearing 5, so that the rotating shaft 4 can rotate in the housing 1 conveniently.
Twelve ventilation grooves 12 on the inner wall of the shell 1 and twelve communication grooves 15 on the outer side of the stator iron core 2 are arranged, so that omnibearing cooling is facilitated.
The length of ventilation groove 12 is greater than the length of stator core 2, and stator core 2 connects in the middle part of ventilation groove 12, and the wind of being convenient for gets into ventilation groove 12, the discharge of the wind of being convenient for simultaneously.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. High-efficient motor cooling wind path structure, including casing (1), stator core (2), rotor core (3) and pivot (4), its characterized in that: the motor rotor is characterized in that a rotating shaft (4) is connected in the shell (1), a rotor core (3) is fixedly connected to the outer side of the rotating shaft (4), a stator core (2) is fixedly connected to the inner wall of the shell (1), a winding (9) is arranged in the stator core (2), the stator core (2) is located on the outer side of the rotor core (3), a ventilation channel (14) is formed between the stator core (2) and the rotor core (3), a fan (7) is fixedly connected to one end, located inside the shell (1), of the rotating shaft (4), one end, far away from the fan (7), of the rotating shaft (4) penetrates through the shell (1), ventilation grooves (12) are formed in the outer side of the stator core (2) in the inner wall of the shell (1) at equal intervals, one section, located inside the ventilation grooves (12), of the stator core (2) and a baffle (13), and the baffle (13) on the inner wall of the ventilation slot (12) is crossed with the baffle (13) on the outer side of the stator core (2), an S-shaped channel inside the ventilating slot (12) is formed among the ventilating slot (12), the stator core (2) and the baffle plate (13), the middle part of the outer side of the stator core (2) between two adjacent ventilating slots (12) is provided with a communicating slot (15), the communicating groove (15) is of a wave-shaped structure, a fixing plate (16) is fixedly connected between the stator core (2) and the fan (7) in the shell (1), and the axial center of the fixed plate (16) and the outer side of the fixed plate (16) are both provided with through holes (8) in the horizontal direction at equal intervals, one side of the fixed plate (16) close to the fan (7) is fixedly connected with an air deflector (6), and the end part of the air deflector (6) is provided with a connecting hole (10), and the rotating shaft (4) penetrates through the air deflector (6).
2. The high-efficiency motor cooling air path structure of claim 1, wherein: the whole air deflector (6) is of a conical structure, and the diameter of one end, close to the fan (7), of the air deflector (6) is larger than that of one end, far away from the fan (7), of the air deflector (6).
3. The high-efficiency motor cooling air path structure of claim 1, wherein: one end of the shell (1) is provided with an annular vent hole, and the inner wall of the annular vent hole is fixedly connected with a filter screen (11).
4. The high-efficiency motor cooling air path structure of claim 1, wherein: the rotating shaft (4) is rotatably connected with the shell (1) through a bearing (5).
5. The high-efficiency motor cooling air path structure of claim 1, wherein: twelve ventilation grooves (12) on the inner wall of the shell (1) and twelve communication grooves (15) on the outer side of the stator iron core (2) are arranged.
6. The high-efficiency motor cooling air path structure of claim 1, wherein: the length of the ventilation groove (12) is larger than that of the stator core (2), and the stator core (2) is connected to the middle of the ventilation groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921115475.XU CN209805576U (en) | 2019-07-17 | 2019-07-17 | High-efficiency motor cooling air path structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921115475.XU CN209805576U (en) | 2019-07-17 | 2019-07-17 | High-efficiency motor cooling air path structure |
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| Publication Number | Publication Date |
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| CN209805576U true CN209805576U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921115475.XU Active CN209805576U (en) | 2019-07-17 | 2019-07-17 | High-efficiency motor cooling air path structure |
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| CN (1) | CN209805576U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032065A (en) * | 2020-07-13 | 2020-12-04 | 宁波方太厨具有限公司 | Booster pump heat radiation structure |
-
2019
- 2019-07-17 CN CN201921115475.XU patent/CN209805576U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032065A (en) * | 2020-07-13 | 2020-12-04 | 宁波方太厨具有限公司 | Booster pump heat radiation structure |
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