CN201742219U - High-voltage three-phase asynchronous motor for cylindrical low-noise compressor - Google Patents
High-voltage three-phase asynchronous motor for cylindrical low-noise compressor Download PDFInfo
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- CN201742219U CN201742219U CN201020269062XU CN201020269062U CN201742219U CN 201742219 U CN201742219 U CN 201742219U CN 201020269062X U CN201020269062X U CN 201020269062XU CN 201020269062 U CN201020269062 U CN 201020269062U CN 201742219 U CN201742219 U CN 201742219U
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Abstract
The utility model relates to a high-voltage three-phase asynchronous motor for a cylindrical low-noise compressor, comprising a base, as well as a front end cover and a rear end cover which are arranged at the front end and the rear end of the base. The inner cavity of the base is internally provided with a rotor shaft, a stator and a rotor arranged in the stator, wherein the rotor is arranged on a motor shaft. The high-voltage three-phase asynchronous motor is characterized in that the side surface of the base is round; the rear end of the rotor shaft is provided with an eccentric fan; a front bearing device is arranged on the front end cover and around the motor shaft; and a rear bearing device is arranged on the rear end cover and around the motor shaft. The front bearing device is connected with the front end cover by a first bearing bush. The rear bearing device is connected with the rear end cover by a second bearing bush. The high-voltage three-phase asynchronous motor has simple, compact and reasonable structure, is more suitable for being specially used by the cylindrical low-noise compressor and has attractive appearance, small vibration, low noise, high reliability and convenience for installation and maintenance.
Description
Technical field
The utility model relates to a kind of threephase asynchronous, especially a kind of high-voltage three-phase asynchronous motor for cylindrical low-noise compressor.
Background technology
At present, the compressor industry is fast-developing, and the motor in the compressor is added the noise ring guaranteed request also in continuous development, and the client is also more and more higher to the noise requirements of motor.And the square motor of producing in the market, noise is bigger, and volume is big, Heavy Weight.And compressor wants cube little, in light weight.In prior art, original Y series high voltage motor is mainly connected to form by square support, front and rear cover, motor shaft, stator module, rotor assembly and fan etc.The high-voltage motor volume of this kind structure is big, and complex structure, noise are big, and vibration is big, and is difficult for deriving from other motor special.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of noise high-voltage three-phase asynchronous motor for cylindrical low-noise compressor low, convenient for installation and maintenance.
The technical scheme that provides according to the utility model, a kind of high-voltage three-phase asynchronous motor for cylindrical low-noise compressor, comprise support and front end housing and the rear end cap of being located at the support front and back end, be provided with armature spindle, stator and be arranged on rotor in the stator in the inner chamber of support, described rotor is installed on the motor shaft; Feature is: the side of described support is rounded, on the rear end of armature spindle centrifugal fan is installed; On front end housing, the fore bearing device is installed, on rear end cap, the rear bearing device is installed around motor shaft around motor shaft.
Described fore bearing device is made up of first back-up ring, first oil scraper ring, fore bearing enclosing cover, clutch shaft bearing temperature transducer, deep groove ball bearing, first cylinder roller bearing, clutch shaft bearing cover, fore bearing inner cap; Described deep groove ball bearing, first cylinder roller bearing are installed on the motor shaft, at the two ends of deep groove ball bearing, first cylinder roller bearing fore bearing enclosing cover and fore bearing inner cap are set respectively, sheathed clutch shaft bearing cover outside deep groove ball bearing, first cylinder roller bearing, the clutch shaft bearing cover is connected and fixed with fore bearing enclosing cover and fore bearing inner cap, put installation clutch shaft bearing temperature transducer at described clutch shaft bearing, between motor shaft and fore bearing enclosing cover, first oil scraper ring is set, and fixes with first back-up ring.
Described fore bearing device utilizes the clutch shaft bearing cover to be connected with front end housing.
Described rear bearing device is made up of second back-up ring, second oil scraper ring, rear bearing enclosing cover, second sensor for measuring temperature of bearing, second cylinder roller bearing, rear bearing inner cap, second bearing holder (housing, cover); The described second cylindrical roller axle is installed on the motor shaft, rear bearing enclosing cover and rear bearing inner cap are installed in two ends at second cylinder roller bearing, sheathed second bearing holder (housing, cover) outside second cylinder roller bearing, second bearing holder (housing, cover) and rear bearing enclosing cover and rear bearing inner cap are connected and fixed, on described second bearing holder (housing, cover), second sensor for measuring temperature of bearing is installed, between motor shaft and rear bearing enclosing cover, second oil scraper ring is set, and fixes with second back-up ring.
Described rear bearing device utilizes second bearing holder (housing, cover) to be connected with rear end cap.
The utility model is simple, compact and reasonable for structure; Be more suitable for the cylindrical low-noise compressor special use, good looking appearance, vibration is little, noise is low, reliability is high, and is convenient for installation and maintenance.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural representation of fore bearing device of the present utility model.
Fig. 4 is the structural representation of rear bearing device of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As Fig. 1～shown in Figure 4: threephase asynchronous comprises fore bearing device 1, front end housing 2, centrifugal fan 3, stator 4, rotor 5, rear end cap 6, rear bearing device 7, first back-up ring 8, first oil scraper ring 9, fore bearing enclosing cover 10, clutch shaft bearing temperature transducer 11, deep groove ball bearing 12, first cylinder roller bearing 13, clutch shaft bearing cover 14, fore bearing inner cap 15, second back-up ring 16, second oil scraper ring 17, rear bearing enclosing cover 18, second sensor for measuring temperature of bearing 19, second cylinder roller bearing 20, rear bearing inner cap 21, support 22, motor shaft 23, second bearing holder (housing, cover) 24 etc.
The utility model comprises support 22 and is located at the front end housing 2 and the rear end cap 6 of support 22 front and back ends, is provided with armature spindle 23, stator 4 and is arranged on rotor 5 in the stator 4 in the inner chamber of support 22, and described rotor 5 is installed on the motor shaft 23; The side of described support 22 is rounded; On front end housing 2, fore bearing device 1 is installed, on rear end cap 6, rear bearing device 7 is installed around motor shaft 23 around motor shaft 23; Centrifugal fan 3 is installed on the rear end of armature spindle 23;
Described fore bearing device 1 is made up of first back-up ring 8, first oil scraper ring 9, fore bearing enclosing cover 10, clutch shaft bearing temperature transducer 11, deep groove ball bearing 12, first cylinder roller bearing 13, clutch shaft bearing cover 14, fore bearing inner cap 15; Deep groove ball bearing 12, first cylinder roller bearing 13 are installed on the motor shaft 23, at the two ends of deep groove ball bearing 12, first cylinder roller bearing 13 fore bearing enclosing cover 10 and fore bearing inner cap 15 are set respectively, sheathed clutch shaft bearing cover 14 outside deep groove ball bearing 12, first cylinder roller bearing 13, clutch shaft bearing cover 14 is connected and fixed with fore bearing enclosing cover 10 and fore bearing inner cap 15; On clutch shaft bearing cover 14, clutch shaft bearing temperature transducer 11 is installed; Described fore bearing device 1 utilizes clutch shaft bearing cover 14 to be connected with front end housing 2, first oil scraper ring 9 is set between motor shaft 23 and fore bearing enclosing cover 10, and fixes with first back-up ring 8;
Described rear bearing device 7 is made up of second back-up ring 16, second oil scraper ring 17, rear bearing enclosing cover 18, second sensor for measuring temperature of bearing 19, second cylinder roller bearing 20, rear bearing inner cap 21, second bearing holder (housing, cover) 24; The described second cylindrical roller axle 20 is installed on the motor shaft 23, rear bearing enclosing cover 18 and rear bearing inner cap 21 are installed in two ends at second cylinder roller bearing 20, sheathed second bearing holder (housing, cover), 24, the second bearing holder (housing, cover)s 20 are connected and fixed with rear bearing enclosing cover 18 and rear bearing inner cap 21 outside second cylinder roller bearing 20; Second sensor for measuring temperature of bearing 19 is installed on second bearing holder (housing, cover) 20; Described rear bearing device 7 utilizes second bearing holder (housing, cover) 20 to be connected with rear end cap 6, and second oil scraper ring 17 is set between motor shaft 23 and rear bearing enclosing cover 18, and fixing with second back-up ring 16.
Operation principle of the present utility model: fore bearing device 1 described in the utility model and rear bearing device 7 can adapt to radial load bigger in the shaft coupling, belt pulley, helical gear transmission of compressor and axial force, high rotating speed.Fore bearing device 1 and rear bearing device 7 take into full account the working temperature of the high rotating speed of bearing, big load, good lubricating condition, suitable bearing clearance and fit tolerance, bearing according to the operating position of compressor.Circular support of the present utility model 22 is simple in structure, good rigidly, and square light of weight ratio, the material saving does not have the dead angle of wind path on wind path, thereby reduces the noise of motor.
Claims (5)
1. high-voltage three-phase asynchronous motor for cylindrical low-noise compressor, comprise support (22) and be located at the front end housing (2) and the rear end cap (6) of support (22) front and back end, be provided with armature spindle (23), stator (4) and be arranged on rotor (5) in the stator (4) in the inner chamber of support (22), described rotor (5) is installed on the motor shaft (23); It is characterized in that: the side of described support (22) is rounded, and centrifugal fan (3) is installed on the rear end of armature spindle (23); Upward fore bearing device (1) is installed at front end housing (2), goes up around motor shaft (23) at rear end cap (6) rear bearing device (7) is installed around motor shaft (23).
2. high-voltage three-phase asynchronous motor for cylindrical low-noise compressor as claimed in claim 1 is characterized in that: described fore bearing device (1) is made up of first back-up ring (8), first oil scraper ring (9), fore bearing enclosing cover (10), clutch shaft bearing temperature transducer (11), deep groove ball bearing (12), first cylinder roller bearing (13), clutch shaft bearing cover (14), fore bearing inner cap (15); Described deep groove ball bearing (12), first cylinder roller bearing (13) is installed on the motor shaft (23), in deep groove ball bearing (12), the two ends of first cylinder roller bearing (13) are provided with fore bearing enclosing cover (10) and fore bearing inner cap (15) respectively, in deep groove ball bearing (12), the outer clutch shaft bearing cover (14) that is arranged with of first cylinder roller bearing (13), clutch shaft bearing cover (14) is connected and fixed with fore bearing enclosing cover (10) and fore bearing inner cap (15), go up installation clutch shaft bearing temperature transducer (11) at described clutch shaft bearing cover (14), between motor shaft (23) and fore bearing enclosing cover (10), be provided with first oil scraper ring (9), and fixing with first back-up ring (8).
3. high-voltage three-phase asynchronous motor for cylindrical low-noise compressor as claimed in claim 1 is characterized in that: described fore bearing device (1) utilizes clutch shaft bearing cover (14) to be connected with front end housing (2).
4. high-voltage three-phase asynchronous motor for cylindrical low-noise compressor as claimed in claim 1 is characterized in that: described rear bearing device (7) is made up of second back-up ring (16), second oil scraper ring (17), rear bearing enclosing cover (18), second sensor for measuring temperature of bearing (19), second cylinder roller bearing (20), rear bearing inner cap (21), second bearing holder (housing, cover) (24); The described second cylindrical roller axle (20) is installed on the motor shaft (23), rear bearing enclosing cover (18) and rear bearing inner cap (21) are installed in two ends at second cylinder roller bearing (20), outside second cylinder roller bearing (20), be arranged with second bearing holder (housing, cover) (24), second bearing holder (housing, cover) (20) is connected and fixed with rear bearing enclosing cover (18) and rear bearing inner cap (21), second sensor for measuring temperature of bearing (19) is installed on described second bearing holder (housing, cover) (20), between motor shaft (23) and rear bearing enclosing cover (18), be provided with second oil scraper ring (17), and fixing with second back-up ring (16).
5. high-voltage three-phase asynchronous motor for cylindrical low-noise compressor as claimed in claim 1 is characterized in that: described rear bearing device (7) utilizes second bearing holder (housing, cover) (20) to be connected with rear end cap (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020269062XU CN201742219U (en) | 2010-07-19 | 2010-07-19 | High-voltage three-phase asynchronous motor for cylindrical low-noise compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020269062XU CN201742219U (en) | 2010-07-19 | 2010-07-19 | High-voltage three-phase asynchronous motor for cylindrical low-noise compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201742219U true CN201742219U (en) | 2011-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020269062XU Expired - Fee Related CN201742219U (en) | 2010-07-19 | 2010-07-19 | High-voltage three-phase asynchronous motor for cylindrical low-noise compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201742219U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102545461A (en) * | 2011-12-28 | 2012-07-04 | 昆山森力玛电机有限公司 | Dedicated high-speed motor for powder body |
| CN102624149A (en) * | 2012-04-06 | 2012-08-01 | 南通威尔电机有限公司 | High-voltage motor bearing axial force |
| CN103701248A (en) * | 2013-12-29 | 2014-04-02 | 大连亿莱森玛机电有限公司 | Dedicated motor of refrigerating compressor |
| CN104917338A (en) * | 2014-12-26 | 2015-09-16 | 山西汾西重工有限责任公司 | Marine vertical-type frequency-conversion three-phase asynchronous motor |
| CN105006904A (en) * | 2015-08-11 | 2015-10-28 | 中达电机股份有限公司 | High efficiency compact type high voltage explosion-proof motor |
-
2010
- 2010-07-19 CN CN201020269062XU patent/CN201742219U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102545461A (en) * | 2011-12-28 | 2012-07-04 | 昆山森力玛电机有限公司 | Dedicated high-speed motor for powder body |
| CN102624149A (en) * | 2012-04-06 | 2012-08-01 | 南通威尔电机有限公司 | High-voltage motor bearing axial force |
| CN103701248A (en) * | 2013-12-29 | 2014-04-02 | 大连亿莱森玛机电有限公司 | Dedicated motor of refrigerating compressor |
| CN104917338A (en) * | 2014-12-26 | 2015-09-16 | 山西汾西重工有限责任公司 | Marine vertical-type frequency-conversion three-phase asynchronous motor |
| CN105006904A (en) * | 2015-08-11 | 2015-10-28 | 中达电机股份有限公司 | High efficiency compact type high voltage explosion-proof motor |
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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 |
Granted publication date: 20110209 Termination date: 20170719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |