CN103516137B - Inner fan structure threephase asynchronous - Google Patents
Inner fan structure threephase asynchronous Download PDFInfo
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- CN103516137B CN103516137B CN201310468035.3A CN201310468035A CN103516137B CN 103516137 B CN103516137 B CN 103516137B CN 201310468035 A CN201310468035 A CN 201310468035A CN 103516137 B CN103516137 B CN 103516137B
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Abstract
The present invention relates to a kind of threephase asynchronous, a kind of threephase asynchronous with inner fan structure, belongs to motor technology field specifically.It comprises electric machine casing, and electric machine casing two ends connect front end housing and rear end cap respectively, are provided with motor shaft in electric machine casing, and motor shaft two ends connect the clutch shaft bearing in front end housing and the second bearing in rear end cap respectively; Connecting stator in the middle part of motor shaft, electric machine casing internal face is provided with rotor to laundry, and rotor is electrically connected with the terminal box being fixed on electric machine casing outer wall, the motor shaft in electric machine casing connects fan, is provided with windshield between fan and rotor.Structure of the present invention is simple, compact, reasonable, and cooling system is effective; Degree of protection and the class of insulation high.
Description
Technical field
The present invention relates to a kind of threephase asynchronous, a kind of threephase asynchronous with inner fan structure, belongs to motor technology field specifically.
Background technology
At the society of global resources scarcity, people strengthen day by day to the consciousness that energy-saving and emission-reduction low-carbon (LC) is lived, and our country is current also in promotion energy-saving and emission-reduction energetically, and by improving the mode of Motor Energy Efficiency, is one of approach of realizing this goal at present., also there is the bad problem of radiating effect in the defect that on present market, motor ubiquity efficiency is low, energy consumption is large, can not meet requirement that is efficient and energy-saving and emission-reduction simultaneously.In order to meet the demand of overseas market, simultaneously also in order to make the motor product of company can occupy the larger market share, adapt to the requirement of client, a kind of high-efficiency and energy-saving type motor must be developed, obtain good radiating effect, reduce the wastage, reach raise the efficiency, the object of energy savings.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point, thus a kind of energy-conservation, threephase asynchronous efficiently with inner fan structure is provided, good radiating effect can be reached.
According to technical scheme provided by the invention, inner fan structure threephase asynchronous comprises electric machine casing, electric machine casing two ends connect front end housing and rear end cap respectively, are provided with motor shaft in electric machine casing, and motor shaft two ends connect the clutch shaft bearing in front end housing and the second bearing in rear end cap respectively; Connect rotor in the middle part of motor shaft, electric machine casing internal face is provided with stator to rotor place, and stator is electrically connected with the terminal box being fixed on electric machine casing outer wall, it is characterized in that: the motor shaft in electric machine casing connects fan, is provided with windshield between fan and rotor.
Further, the left end of motor shaft stretches out electric machine casing.
Further, electric machine casing top is provided with left joint hinge and right joint hinge.
Further, front end housing connects clutch shaft bearing front end housing and clutch shaft bearing rear end cap, clutch shaft bearing front end housing and clutch shaft bearing rear end cap are positioned at clutch shaft bearing front and back end, and are sealed in front end housing by clutch shaft bearing; V-type oil sealing is provided with between clutch shaft bearing front end housing and motor shaft.
Further, rear end cap connects the second bearing front end housing and the second bearing rear end cap, the second bearing front end housing and the second bearing rear end cap are positioned at the second bearing front and back end, and by the second bearing seal in rear end cap.
Compared with the prior art the present invention has the following advantages:
Structure of the present invention is simple, compact, reasonable, and cooling system is effective; Degree of protection and the class of insulation high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Description of reference numerals: disc-21-second bearing rear end cap after disc, 12-V type oil sealing, 13-motor shaft, 14-clutch shaft bearing front end housing, 15-windshield, 16-fan, 17-rear end cap, 18-second bearing front end housing, 19-second bearing, 20-before 1-electric machine casing, 2-terminal box, 3-rotor, 4-stator, 5-ventilation web plate, the left joint hinge of 6-, the right joint hinge of 7-, 8-front end housing, 9-clutch shaft bearing rear end cap, 10-clutch shaft bearing, 11-.
Embodiment
Embodiment in is by reference to the accompanying drawings further described by the present invention below:
As shown in Figure 1, the present invention mainly comprises electric machine casing 1, and electric machine casing 1 two ends connect front end housing 8 and rear end cap 17 respectively.Be provided with motor shaft 13 in electric machine casing 1, motor shaft 13 two ends connect the clutch shaft bearing 10 in front end housing 8 and the second bearing 19 in rear end cap 17 respectively, and the left end of motor shaft 13 stretches out electric machine casing 1.Connect rotor 3 in the middle part of motor shaft 13, electric machine casing 1 internal face is provided with stator 4 to rotor 3 place, and stator 4 is electrically connected with the terminal box 2 being fixed on electric machine casing 1 outer wall.
Front end housing 8 connects clutch shaft bearing front end housing 14 and clutch shaft bearing rear end cap 9, clutch shaft bearing front end housing 14 and clutch shaft bearing rear end cap 9 are positioned at clutch shaft bearing 10 front and back end, and are sealed in front end housing 8 by clutch shaft bearing 10.V-type oil sealing 12 is provided with between described clutch shaft bearing front end housing 14 and motor shaft 13.
Rear end cap 17 connects the second bearing front end housing 18 and the second bearing rear end cap 21, second bearing front end housing 18 and the second bearing rear end cap 21 and be positioned at the second bearing 19 front and back end, and the second bearing 19 is sealed in rear end cap 17.
Motor shaft 13 in electric machine casing 1 connects fan 16, between fan 16 and rotor 3, is provided with windshield 15.The air quantity that rotarily drives of fan enters in stator, wind by after the circulation good in stator, rotor of the guide effect of windshield from the blowout of ventilation web plate, thus play good thermolysis.
Described electric machine casing 1 top is provided with left joint hinge 6 and right joint hinge 7, by left joint hinge 6 and right joint hinge 7 handling motor.
Described rotor 3 and stator 4 are laminated by multi-disc punching, and punching adopts current country-driven cold-reduced silicon sheet to make.
Operation principle of the present invention is: stator accesses three-phase symmetrical power by cable, produces rotating magnetic field, and rotor driven rotates, and rotor drives load operation by motor shaft, output shaft power.
When rotor and stator work, enter in stator by the air quantity that rotarily drives of fan, wind by after the circulation good in stator, rotor of the guide effect of windshield from the blowout of ventilation web plate, thus play good thermolysis.
Claims (3)
1. an inner fan structure threephase asynchronous, comprise electric machine casing (1), electric machine casing (1) two ends connect front end housing (8) and rear end cap (17) respectively, be provided with motor shaft (13) in electric machine casing (1), motor shaft (13) two ends connect the clutch shaft bearing (10) in front end housing (8) and the second bearing (19) in rear end cap (17) respectively; Motor shaft (13) middle part connects rotor (3), electric machine casing (1) internal face is provided with stator (4) to rotor (3) place, stator (4) is electrically connected with the terminal box (2) being fixed on electric machine casing (1) outer wall, it is characterized in that: the motor shaft (13) in electric machine casing (1) connects fan (16), between fan (16) and rotor (3), is provided with windshield (15); The left end of described motor shaft (13) stretches out electric machine casing (1); Described front end housing (8) is upper connects clutch shaft bearing front end housing (14) and clutch shaft bearing rear end cap (9), clutch shaft bearing front end housing (14) and clutch shaft bearing rear end cap (9) are positioned at clutch shaft bearing (10) front and back end, and are sealed in front end housing (8) by clutch shaft bearing (10); V-type oil sealing (12) is provided with between clutch shaft bearing front end housing (14) and motor shaft (13).
2. inner fan structure threephase asynchronous as claimed in claim 1, is characterized in that: described electric machine casing (1) top is provided with left joint hinge (6) and right joint hinge (7).
3. inner fan structure threephase asynchronous as claimed in claim 1, it is characterized in that: upper connection second bearing front end housing (18) of described rear end cap (17) and the second bearing rear end cap (21), second bearing front end housing (18) and the second bearing rear end cap (21) are positioned at the second bearing (19) front and back end, and are sealed in rear end cap (17) by the second bearing (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468035.3A CN103516137B (en) | 2013-10-09 | 2013-10-09 | Inner fan structure threephase asynchronous |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468035.3A CN103516137B (en) | 2013-10-09 | 2013-10-09 | Inner fan structure threephase asynchronous |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103516137A CN103516137A (en) | 2014-01-15 |
| CN103516137B true CN103516137B (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310468035.3A Active CN103516137B (en) | 2013-10-09 | 2013-10-09 | Inner fan structure threephase asynchronous |
Country Status (1)
| Country | Link |
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| CN (1) | CN103516137B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109286275A (en) * | 2018-11-21 | 2019-01-29 | 中达电机股份有限公司 | The wind path structure of IP23 high efficiency motor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764485A (en) * | 2009-09-24 | 2010-06-30 | 无锡哈电电机有限公司 | medium-sized high-voltage three-phase asynchronous motor |
| CN101882849A (en) * | 2010-07-19 | 2010-11-10 | 无锡市中达电机有限公司 | High-voltage three-phase asynchronous motor for cylindrical low-noise compressor |
| CN101888134A (en) * | 2010-07-19 | 2010-11-17 | 无锡市中达电机有限公司 | Energy-saving three-phase asynchronous motor |
| CN203554194U (en) * | 2013-10-09 | 2014-04-16 | 中达电机股份有限公司 | Three-phase asynchronous motor with inner fan structure |
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2013
- 2013-10-09 CN CN201310468035.3A patent/CN103516137B/en active Active
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| Publication number | Publication date |
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| CN103516137A (en) | 2014-01-15 |
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