CN208623408U - A kind of absolutely empty cooled electric generator - Google Patents
A kind of absolutely empty cooled electric generator Download PDFInfo
- Publication number
- CN208623408U CN208623408U CN201821303531.8U CN201821303531U CN208623408U CN 208623408 U CN208623408 U CN 208623408U CN 201821303531 U CN201821303531 U CN 201821303531U CN 208623408 U CN208623408 U CN 208623408U
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- Prior art keywords
- tracheae
- stator
- cooling
- stator core
- cooling bath
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Abstract
The utility model discloses a kind of absolutely empty cooled electric generators, including electric machine casing, it is fixedly arranged on the intracorporal field frame assembly of motor casing, set on field frame assembly internal rotor assembly, the field frame assembly includes stator core, multiple stator slots that stator core inner ring uniformly opens up, the stator winding for forming stator tooth between adjacent stators wire casing and being wound on stator slot, the stator tooth is arranged toward rotor assembly outer surface, every stator tooth on the field frame assembly is equipped with cooling bath close to the end face of rotor assembly, a multiple cooling holes are equipped in the stator core, all described cooling bath one end and cooling hole are connected with tracheae jointly, the tracheae is connected with air inlet pipe, the air inlet pipe is connected with aerial cooler, air becomes cold air by aerial cooler cooling and enters tracheae, it is connected in cooling bath by tracheae, cold air Cooled down by cooling bath to rotor assembly surface, cold air is cooled down by cooling hole to stator core.
Description
Technical field
The utility model relates to technical field of motors, in particular to a kind of absolutely empty cooled electric generator.
Background technique
The type of cooling majority of motor is air-cooled, water cooling, air water cooling etc., uses air-cooled motor more in electromechanics trade at present
What number used makes external fan, and air-cooled motor majority is taken out the air in motor air duct from motor one end ventilation opening by external fan
Enter, by motor air duct and is turning air gap between stator and be discharged from motor other end thermovent, rotor for motor and fixed
The size of air gap between son determines the power of magnetic field strength, and air gap is bigger, and magnetic resistance is bigger, is formed by magnetic field strength and gets over
Weak, size of gaps determines one key factor of motor, however in order to improve magnetic field strength, the air gap between stator rotor compared with
Small, the small air into air gap of air gap is few, cools down inefficient, the heat dissipation effect of external fan is bad.
Utility model content
The purpose of the utility model is to provide a kind of absolutely empty cooled electric generators, can play the role of cooling to motor.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of absolutely empty cooling power generation
Machine, including electric machine casing, be fixedly arranged on the intracorporal field frame assembly of motor casing, be set to field frame assembly internal rotor assembly, the stator is total
At include stator core, stator core inner ring uniformly open up multiple stator slots, form stator tooth between adjacent stators wire casing
With the stator winding being wound on stator slot, the stator tooth is arranged toward rotor assembly outer surface, the field frame assembly
On every stator tooth be equipped with cooling bath close to the end face of rotor assembly, a multiple cooling holes are equipped in the stator core,
All described cooling bath one end and cooling hole are connected with tracheae jointly, and the tracheae is connected with air inlet pipe.
By using above scheme, air is entered intratracheally by air inlet pipe, enters cooling bath and cooling by tracheae
In hole, cooling bath is located on stator tooth end face, and stator tooth end face is toward rotor assembly outer surface, and air is ejected into cooling bath
Stator tooth end face plays the role of giving the cooling of rotor assembly outer surface, is equipped with cooling hole in field frame assembly, air passes through cooling
Hole can be used for cooling down to stator core.
As a kind of improvement of the utility model, the cooling bath is consistent with cooling hole number, on the stator core
Each cooling bath one end and cooling hole one end are connected with tracheae one, are located at the cooling hole other end on the stator core and are connected with gas
Pipe two, the tracheae two are connected with air inlet pipe, are located at one one end of tracheae on the stator core and are installed with fixed disk, the fixation
Card slot is offered in disk, the tracheae one is connected in card slot.
By using above scheme, air enters tracheae two by air inlet pipe, and the air of tracheae two enters cooling hole
Interior, after first cooling down stator core, air enters tracheae one, and tracheae one is connected with cooling bath, and air gives rotor by cooling bath
The cooling of assembly outer surface, for air circulation in motor, heat dissipation effect is more preferable and more energy saving, and tracheae one end is located on stator core
It is installed with fixed disk, the effect of fixed disk is that the position of fixed tracheae one prevents tracheae one from loosening and is detached from stator core, also rises
To the effect of protection tracheae one.
As a kind of improvement of the utility model, it is equipped with sealing plate in the cooling bath, is offered on the sealing plate multiple logical
Stomata.
By using above scheme, sealing plate is set in cooling bath, and the venthole opened up on sealing plate makes air be ejected into rotor
Assembly outer end face is more uniform, and effect is outstanding.
As a kind of improvement of the utility model, tracheae one end is not connected on the cooling bath and is equipped with rubber plug.
By using above scheme, the setting of rubber plug keeps the fixation of the air injection direction in cooling bath total toward rotor
At, it will not be not connected with the discharge of tracheae one end by cooling bath, avoid wasting,
As a kind of improvement of the utility model, sealant is coated between the tracheae and cooling bath.
By using above scheme, the use of sealant enhances the leakproofness between tracheae and cooling bath, reduces gas
Waste.
As a kind of improvement of the utility model, sealant is coated between the tracheae and cooling hole.
By using above scheme, the use of sealant enhances the leakproofness between tracheae and cooling hole, reduces gas
Waste.
As a kind of improvement of the utility model, the air inlet pipe is connected with aerial cooler.
By using above scheme, aerial cooler makes, and becomes the lower cold air of temperature into the air in motor, tool
There is better cooling effect.
In conclusion passing through gas the utility model has the following beneficial effects: air is entered intratracheally by air inlet pipe
Pipe enters in cooling bath and cooling hole, and cooling bath is located on stator tooth end face, stator tooth end face toward rotor assembly outer surface,
Air is ejected into stator tooth end face and plays the role of giving the cooling of rotor assembly outer surface in cooling bath, is equipped in field frame assembly cold
But hole, air can be used for cooling down to stator core by cooling hole.
Detailed description of the invention
Fig. 1 is a kind of absolutely empty cooled electric generator cross-sectional view；
Fig. 2 is stator core structural scheme of mechanism；
Fig. 3 is stator tooth structural schematic diagram；
Fig. 4 is one scheme of installation of tracheae；
Fig. 5 is one structural schematic diagram of tracheae；
Fig. 6 is a kind of field frame assembly structural schematic diagram；
Fig. 7 is fixed disk structural schematic diagram.
In figure, 1, field frame assembly；2, stator core；3, stator slot；4, stator tooth；5, cooling bath；6, cooling hole；7, into
Tracheae；8, tracheae one；9, tracheae two；10, fixed disk；11, card slot；12, sealing plate；13, venthole；14, rubber plug；15, groove；
16, fixed section one；17, linkage section；18, fixed section two；19, connecting tube；20, counterbore；21, electric machine casing；22, rotor assembly；
23, stator winding.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment:
Referring to Fig. 1, a kind of absolutely empty cooled electric generator including the field frame assembly 1 in electric machine casing 21, electric machine casing 21 and turns
The dynamic rotor assembly 22 being connected in electric machine casing 21, in conjunction with Fig. 2, field frame assembly 1 includes the stator core 2 of cylinder in a ring,
Multiple stator slots 3, shape between two neighboring stator slot 3 are uniformly provided with along depth direction on the internal ring wall of stator core 2
At stator tooth 4, stator winding 23 is wound between stator slot 3.
Referring to fig. 2, each stator tooth 4 offers in the plane of rotor assembly 22 along 2 depth direction of stator core
Cooling bath 5, in conjunction with Fig. 3,5 inner wall of cooling bath, two lateral edge stator core, 2 depth direction respectively offers a groove 15, two grooves
It is connected with one block of rectangle sealing plate 12 in 15, is uniformly provided with nine ventholes 13 along 2 depth direction of stator core on sealing plate 12,
It is circumferentially uniformly provided on 2 end face of stator core and runs through stator with the consistent cooling hole 6 of 4 quantity of stator tooth, cooling hole 6
2 both ends of iron core are connected with tracheae 1 between cooling hole 6 and cooling bath 5 on nearest corresponding stator tooth 4, in conjunction with figure in conjunction with Fig. 4
5, tracheae 1 is U-shaped, and tracheae 1 includes fixed section 1, fixed section 2 18 and is connected and fixed section 1 and fixed section 2 18
Linkage section 17, fixed section 1 is rounded to be engaged by clamping with cooling hole 6, and fixed section 2 18 and cooling bath 5 are engaged by clamping, fixed section
The shape of inner ring is identical after 2 18 shapes are clamped in cooling bath 5 with sealing plate 12, and being coated between fixed section 1 and cooling hole 6 prevents
The sealant of air leakage, is coated with the sealant for preventing air from leaking between fixed section 2 18 and cooling bath 5, tracheae 1 is U-shaped
It can avoid stator winding 23.
It is located at one 8 side of tracheae referring to Fig. 6, on stator core 2 and is installed with fixed disk 10, in conjunction with Fig. 7, fixed disk 10 is in ring
Shape cylinder, 10 outer diameter of fixed disk is identical as 2 outer diameter of stator core, what the stator tooth 4 of 10 internal diameter of fixed disk and stator core 2 was formed
Internal diameter is identical, and fixed disk 10 abuts side with stator core 2 and offers ring ladder slot, and the effect of ring ladder slot is to fix
Disk 10 avoids the setting of stator winding 23, and fixed disk 10 abuts an end face with stator core 2 and circumferentially offers and one 8 quantity phase of tracheae
Same card slot 11, fixed disk 10 offer the counterbores 20 of four perforation fixed disks 10, fixed disk 10 far from 2 one end face of stator core
Counterbore 20 is passed through by screw and is threadedly connected to stator core 2 equipped with one 8 one end face of tracheae, and the effect of fixed disk 10 is to fix
The position of tracheae 1 prevents tracheae 1 from loosening and is detached from stator core 2.
Referring to Fig. 6, cooling bath 5 is connected with a rubber plug 14 far from one 8 one end of tracheae, the shape of 14 access section of rubber plug with it is cold
But the shape of slot 5 is identical, is coated with sealant between rubber plug 14 and cooling bath 5, the main function of rubber plug 14 be to prevent air from
Cooling bath 5 is sprayed far from one 8 end of tracheae, and whole air can be sprayed and is set on rotor assembly 22, can be used for rotor assembly
22 surface coolings.
Referring to Fig. 6, all cooling holes 6 are all engaged by clamping far from one 8 one end of tracheae a connecting tube 19, outside connecting tube 19
Diameter is equal to 6 internal diameter of cooling hole, and all connecting tubes 19 are welded with a tracheae 29 jointly, in tracheae 29 and all connecting tubes 19
Diameter communicates, and is welded with an air inlet pipe 7 far from 19 side of connecting tube on tracheae 29, and air inlet pipe 7 is communicated with 29 internal diameter of tracheae, into
Tracheae 7 is connected to an aerial condenser far from 29 one end of tracheae repeatedly, and aerial condenser is connected with gas dry filter, gas
Body device for drying and filtering is connected with an inflator pump, and the sealant for placing air leakage is coated between connecting tube 19 and cooling hole 6.
Air reaches gas dry filter by inflator pump, reaches aerial condenser after removing the moisture in air, leads to
The air for crossing aerial condenser becomes the low cold air of temperature, and cold air enters cooling hole after entering tracheae 29 by air inlet pipe 7
6, cold air can cool down in the cooling hole 6 in stator core 2 to stator core 2, and cold air enters tracheae one by cooling hole 6
8, the cold air in tracheae 1 enters cooling bath 5, and cold air is by the sealing plate 12 that is clamped on cooling bath 5, and cold air is from sealing plate 12
On venthole 13 be ejected into the outer surface of rotor assembly 22, the outer surface cooling of rotor assembly 22 can be given.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (7)
1. a kind of absolutely empty cooled electric generator, including electric machine casing (21), the field frame assembly (1) being fixedly arranged in electric machine casing (21),
Set on field frame assembly (1) internal rotor assembly (22), the field frame assembly (1) includes stator core (2), stator core (2) inner ring
Stator tooth (4) are formed between multiple stator slots (3) for uniformly opening up, adjacent stators wire casing (3) and are wound in stator slot (3)
On stator winding (23), the stator tooth (4) toward rotor assembly (22) outer surface be arranged, which is characterized in that it is described fixed
Every stator tooth (4) on sub- assembly (1) is equipped with cooling bath (5) close to the end face of rotor assembly (22), the stator core
(2) a multiple cooling holes (6) are equipped in, all described cooling bath (5) one end and cooling hole (6) are connected with tracheae jointly, described
Tracheae is connected with air inlet pipe (7).
2. a kind of absolutely empty cooled electric generator according to claim 1, which is characterized in that the cooling bath (5) and cooling hole
(6) quantity is consistent, and each cooling bath (5) one end on the stator core (2) and cooling hole (6) one end are connected with tracheae one
(8), cooling hole (6) other end is located on the stator core (2) and is connected with tracheae two (9), the tracheae two (9) be connected with into
Tracheae (7) is located at tracheae one (8) one end on the stator core (2) and is installed with fixed disk (10), opens in the fixed disk (10)
Equipped with card slot (11), the tracheae one (8) is connected in card slot (11).
3. a kind of absolutely empty cooled electric generator according to claim 1, which is characterized in that be equipped with envelope in the cooling bath (5)
Plate (12) offers multiple ventholes (13) on the sealing plate (12).
4. a kind of absolutely empty cooled electric generator according to claim 3, which is characterized in that be not connected on the cooling bath (5)
Tracheae one end is equipped with rubber plug (14).
5. a kind of absolutely empty cooled electric generator according to claim 4, which is characterized in that the tracheae and cooling bath (5) it
Between be coated with sealant.
6. a kind of absolutely empty cooled electric generator according to claim 1, which is characterized in that the tracheae and cooling hole (6) it
Between be coated with sealant.
7. a kind of absolutely empty cooled electric generator according to claim 1, which is characterized in that air inlet pipe (7) connection is free
Gas Cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821303531.8U CN208623408U (en) | 2018-08-14 | 2018-08-14 | A kind of absolutely empty cooled electric generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821303531.8U CN208623408U (en) | 2018-08-14 | 2018-08-14 | A kind of absolutely empty cooled electric generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208623408U true CN208623408U (en) | 2019-03-19 |
Family
ID=65715079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821303531.8U Expired - Fee Related CN208623408U (en) | 2018-08-14 | 2018-08-14 | A kind of absolutely empty cooled electric generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208623408U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518746A (en) * | 2019-07-09 | 2019-11-29 | 大族激光科技产业集团股份有限公司 | A kind of Linear motor cooling device |
| CN110601394A (en) * | 2019-09-27 | 2019-12-20 | 珠海格力电器股份有限公司 | Stator cooling structure, stator assembly and motor with same |
| CN112054613A (en) * | 2020-04-27 | 2020-12-08 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Water-cooled motor stator and motor |
| CN112564338A (en) * | 2019-09-26 | 2021-03-26 | 广州汽车集团股份有限公司 | Driving motor cooling structure, driving motor and car |
| CN114844256A (en) * | 2022-07-05 | 2022-08-02 | 江苏阿姆特新能源科技有限公司 | Generator for new energy automobile and processing method thereof |
| CN116094199A (en) * | 2023-04-10 | 2023-05-09 | 湖南大学 | Multiplexing type modularized permanent magnet wind driven generator stator structure |
-
2018
- 2018-08-14 CN CN201821303531.8U patent/CN208623408U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518746A (en) * | 2019-07-09 | 2019-11-29 | 大族激光科技产业集团股份有限公司 | A kind of Linear motor cooling device |
| CN112564338A (en) * | 2019-09-26 | 2021-03-26 | 广州汽车集团股份有限公司 | Driving motor cooling structure, driving motor and car |
| CN110601394A (en) * | 2019-09-27 | 2019-12-20 | 珠海格力电器股份有限公司 | Stator cooling structure, stator assembly and motor with same |
| CN110601394B (en) * | 2019-09-27 | 2020-11-24 | 珠海格力电器股份有限公司 | Stator cooling structure, stator assembly and motor with same |
| CN112054613A (en) * | 2020-04-27 | 2020-12-08 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Water-cooled motor stator and motor |
| CN114844256A (en) * | 2022-07-05 | 2022-08-02 | 江苏阿姆特新能源科技有限公司 | Generator for new energy automobile and processing method thereof |
| CN114844256B (en) * | 2022-07-05 | 2022-09-20 | 江苏阿姆特新能源科技有限公司 | Generator for new energy automobile and processing method thereof |
| CN116094199A (en) * | 2023-04-10 | 2023-05-09 | 湖南大学 | Multiplexing type modularized permanent magnet wind driven generator stator structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20200814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |