CN203554194U - Three-phase asynchronous motor with inner fan structure - Google Patents
Three-phase asynchronous motor with inner fan structure Download PDFInfo
- Publication number
- CN203554194U CN203554194U CN201320620304.9U CN201320620304U CN203554194U CN 203554194 U CN203554194 U CN 203554194U CN 201320620304 U CN201320620304 U CN 201320620304U CN 203554194 U CN203554194 U CN 203554194U
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Abstract
The utility model relates to a three-phase asynchronous motor, specifically relates to a three-phase asynchronous motor with an inner fan structure, and belongs to the technical field of motors. The three-phase asynchronous motor comprises a motor shell, two ends of the motor shell are respectively connected with a front end cover and a rear end cover, a motor shaft is arranged in the motor shell, two ends of the motor shaft are respectively connected with a first bearing in the front end cover and a second bearing in the rear end cover, and the middle portion of the motor shaft is connected with a stator. The inner wall surface of the motor shell, facing the stator, is provided with a rotor. The rotor is electrically connected with a junction box fixed on the outer wall of the motor shell, the motor shaft in the motor shell is connected with a fan, and a wind shielding cover is arranged between the fan and the rotor. The three-phase asynchronous motor with the inner fan structure is simple, compact and reasonable in structure, good in cooling effect and high in protecting level and insulation level.
Description
Technical field
The utility model relates to a kind of threephase asynchronous, and 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 of energy-saving and emission-reduction low-carbon (LC) life, and our country is at present also in promotion energy-saving and emission-reduction energetically, and by improving the mode of Motor Energy Efficiency, are one of approach of realizing this goal at present., also there is the bad problem of radiating effect in the defect that on market, motor ubiquity efficiency is low, energy consumption is large now, can not meet the requirement of 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 client's requirement, must develop a kind of high-efficiency and energy-saving type motor, obtain good radiating effect, reduce the wastage, reach raise the efficiency, the object of energy savings.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby a kind of energy-conservation, threephase asynchronous efficiently with inner fan structure is provided, and can reach good radiating effect.
The technical scheme providing according to the utility model, inner fan structure threephase asynchronous comprises electric machine casing, electric machine casing two ends connect respectively front end housing and rear end cap, in electric machine casing, be provided with motor shaft, motor shaft two ends connect respectively clutch shaft bearing in front end housing and the second bearing in rear end cap; Motor shaft middle part connecting stator, electric machine casing internal face is provided with rotor to laundry, and rotor is electrically connected to the terminal box that is fixed on electric machine casing outer wall, it is characterized in that: on the motor shaft in electric machine casing, connect fan, between fan and rotor, be provided with windshield.
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, connect clutch shaft bearing front end housing and clutch shaft bearing rear end cap on front end housing, clutch shaft bearing front end housing and clutch shaft bearing rear end cap are positioned at clutch shaft bearing front and back end, and clutch shaft bearing is sealed in front end housing; Between clutch shaft bearing front end housing and motor shaft, be provided with V-type oil sealing.
Further, connect the second bearing front end housing and the second bearing rear end cap on 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 utility model has the following advantages:
The utility model is simple in structure, compact, reasonable, and cooling system is effective; Degree of protection and the class of insulation are high.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Description of reference numerals: disc-21-the 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-the second bearing front end housing, 19-the 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
The utility model is further described in connection with the embodiment in accompanying drawing below:
As shown in Figure 1, the utility model mainly comprises electric machine casing 1, and electric machine casing 1 two ends connect respectively front end housing 8 and rear end cap 17.In electric machine casing 1, be provided with motor shaft 13, motor shaft 13 two ends connect respectively clutch shaft bearing 10 in front end housing 8 and the second bearing 19 in rear end cap 17, and the left end of motor shaft 13 stretches out electric machine casing 1.Motor shaft 13 middle part connecting stators 4, electric machine casing 1 internal face is provided with rotor 3 to stator 4 places, and rotor 3 is electrically connected to the terminal box 2 that is fixed on electric machine casing 1 outer wall.
On front end housing 8, connect 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 ends, and clutch shaft bearing 10 is sealed in front end housing 8.Between described clutch shaft bearing front end housing 14 and motor shaft 13, be provided with V-type oil sealing 12.
On rear end cap 17, connect the second bearing front end housing 18 and the second bearing rear end cap 21, the second bearing front end housings 18 and the second bearing rear end cap 21 and be positioned at the second bearing 19 front and back ends, and the second bearing 19 is sealed in rear end cap 17.
On motor shaft 13 in electric machine casing 1, connect fan 16, between fan 16 and rotor 3, be provided with windshield 15.The air quantity that rotarily drives of fan enters in stator, and the guide effect of wind by windshield blows out from ventilation web plate after good circulation in stator, rotor, thereby plays 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 motors.
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 utility model 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.
During the work of rotor and stator, the air quantity that rotarily drives by fan enters in stator, and the guide effect of wind by windshield blows out from ventilation web plate after good circulation in stator, rotor, thereby plays good thermolysis.
Claims (3)
1. an inner fan structure threephase asynchronous, comprise electric machine casing (1), electric machine casing (1) two ends connect respectively front end housing (8) and rear end cap (17), in electric machine casing (1), be provided with motor shaft (13), motor shaft (13) two ends connect respectively clutch shaft bearing (10) and interior the second bearing (19) of rear end cap (17) in front end housing (8); Motor shaft (13) middle part connecting stator (4), electric machine casing (1) internal face locates to be provided with rotor (3) to stator (4), rotor (3) is electrically connected to the terminal box (2) that is fixed on electric machine casing (1) outer wall, it is characterized in that: the upper fan (16) that connects of motor shaft (13) in electric machine casing (1), is provided with windshield (15) between fan (16) and rotor (3); The left end of described motor shaft (13) stretches out electric machine casing (1); Upper clutch shaft bearing front end housing (14) and the clutch shaft bearing rear end cap (9) of connecting of described front end housing (8), 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 clutch shaft bearing (10) is sealed in front end housing (8); Between clutch shaft bearing front end housing (14) and motor shaft (13), be provided with V-type oil sealing (12).
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 the second bearing front end housing (18) and the second bearing rear end cap (21) of connecting of described rear end cap (17), the 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 the second bearing (19) is sealed in rear end cap (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320620304.9U CN203554194U (en) | 2013-10-09 | 2013-10-09 | Three-phase asynchronous motor with inner fan structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320620304.9U CN203554194U (en) | 2013-10-09 | 2013-10-09 | Three-phase asynchronous motor with inner fan structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203554194U true CN203554194U (en) | 2014-04-16 |
Family
ID=50472256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320620304.9U Expired - Fee Related CN203554194U (en) | 2013-10-09 | 2013-10-09 | Three-phase asynchronous motor with inner fan structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203554194U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103516137A (en) * | 2013-10-09 | 2014-01-15 | 中达电机股份有限公司 | Inner fan structure three-phase asynchronous motor |
| CN104242550A (en) * | 2014-08-15 | 2014-12-24 | 浙江格美机电科技有限公司 | High-temperature-resistant highly-sealed motor special for food oil circulating system |
-
2013
- 2013-10-09 CN CN201320620304.9U patent/CN203554194U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103516137A (en) * | 2013-10-09 | 2014-01-15 | 中达电机股份有限公司 | Inner fan structure three-phase asynchronous motor |
| CN104242550A (en) * | 2014-08-15 | 2014-12-24 | 浙江格美机电科技有限公司 | High-temperature-resistant highly-sealed motor special for food oil circulating system |
| CN104242550B (en) * | 2014-08-15 | 2016-08-24 | 浙江格美机电科技有限公司 | High temperature resistant high sealing food oil blood circulation motor special |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20161009 |