CN203014558U - Condenser fan motor - Google Patents
Condenser fan motor Download PDFInfo
- Publication number
- CN203014558U CN203014558U CN 201320007909 CN201320007909U CN203014558U CN 203014558 U CN203014558 U CN 203014558U CN 201320007909 CN201320007909 CN 201320007909 CN 201320007909 U CN201320007909 U CN 201320007909U CN 203014558 U CN203014558 U CN 203014558U
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- CN
- China
- Prior art keywords
- support bearing
- mount pad
- cylindrical body
- shock
- condenser fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a condenser fan motor, comprising a motor housing, a rotor assembly and an electric bush. The motor housing comprises a tubular body and front and back end covers. The center of the front end cover is provided with a front soleplate for supporting and arranging the rotor shaft output terminal of the rotor assembly; the front soleplate is provided with a through hole communicated with the installation cavity of the front soleplate; the rotor shaft output terminal passes through the through hole; the rotor shaft output terminal is sleeved by a front support bearing; the front support bearing is embedded in the installation cavity of the front soleplate; the center of the back end cover is provided with a back soleplate for supporting and arranging the rotor shaft back terminal of the rotor assembly; the rotor shaft back end is sleeved by a back support bearing; the back support bearing is embedded in the installation cavity of the back soleplate; the front support bearing and the back support bearing are respectively sleeved by a damping sleeve prepared from rubber; and the damping sleeves are matched with the front and back support bearings in an interference fit manner. According to the condenser fan motor, vibration is small, the commutation performance of the motor is good, noise is low, work is stable and reliable, and the service life is long.
Description
Technical field
The utility model relates to the condenser fan of using on air conditioning for automobiles, is specifically related to the motor on condenser fan.
Background technology
condenser fan is one of vitals in automotive air-conditioning system, motor is the core component (driving power device) of condenser fan, the stability of its work directly affects the performance of air-conditioning, existing condenser fan motor includes electric machine casing, be arranged on rotor assembly and brush assembly in electric machine casing, described electric machine casing comprise cylindrical body and be arranged on the cylindrical body rear and front end before, rear end cap, before, rear end cap forms the installation cavity by the front and back end that screw is assemblied in cylindrical body, rotor assembly and brush assembly are assemblied in to be installed in cavity, the armature spindle output that is provided with for rotor assembly at the front end housing middle position passes and supports the front mount pad of installation, the armature spindle output of described rotor assembly is arranged with the front support bearing, the front support bearing embeds and is arranged in the installation cavity of front mount pad, the rear end cap middle position is provided with the rear mount pad of installing for end bearing after the armature spindle of rotor assembly, the armature spindle rear end of described rotor assembly is arranged with the rear support bearing, the rear support bearing embeds and is arranged in the installation cavity of rear mount pad, realize like this installation of rotor assembly, there is certain defective in said structure, rotor assembly is in rotation process, there are certain vibration and circular runout, and forward and backward block bearing directly contacts installation with forward and backward end cap, without effective bumper and absorbing shock structure, cause the radial beat eccentricity of rotor large, the commutation ability that causes that motor oscillating is large, operating noise is large and reduces motor, thus affect reliability and the useful life of motor.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of buffering and damping effect that has, vibrate little, the motor commutation performance is good, noise is low, working stability is reliable and the condenser fan motor of long service life.
for achieving the above object, the utility model provides following technical scheme: a kind of condenser fan motor, include electric machine casing, be arranged on rotor assembly and brush assembly in electric machine casing, described electric machine casing comprise cylindrical body and be arranged on the cylindrical body rear and front end before, rear end cap, described front end housing middle position is provided with the front mount pad of installing for the armature spindle output supporting of rotor assembly, front mount pad is provided with the through hole that is communicated with the installation cavity of front mount pad, the armature spindle output of rotor assembly passes from through hole, be arranged with the front support bearing on the armature spindle output, the front support bearing embeds and is arranged in the installation cavity of front mount pad, the rear end cap middle position is provided with the rear mount pad of installing for end bearing after the armature spindle of rotor assembly, the armature spindle rear end is arranged with the rear support bearing, the rear support bearing embeds and is arranged in the installation cavity of rear mount pad, it is characterized in that: all be arranged with the shock-absorbing sleeve that elastomeric material is made on described front support bearing and rear support bearing, described shock-absorbing sleeve with before, rear support bearing interference fit.
Described shock-absorbing sleeve includes the shock-absorbing sleeve body that is set on forward and backward pedestal bearing outer race, the shock-absorbing sleeve body is provided with the ring-shaped rubber plain washer towards the installation cavity of forward and backward mount pad bottom one side, and the collar wall of rubbery flat gasket circle and shock-absorbing sleeve body collar wall junction are arc transition.
Offer louvre on the cylindrical body of described electric machine casing.
Described front end housing is provided with the boss in adaptive embedding cylindrical body, and boss forms for the cylindrical body front end with the front end housing outer rim and coordinates the step of installing.
by adopting technique scheme, the utility model provides a kind of vibration little, the motor commutation performance is good, noise is low, the condenser fan motor of the reliable and long service life of working stability, it passes through front, the shock-absorbing sleeve that on the rear support bearing, sheathed elastomeric material is made, be installed to again on electric machine casing, shock-absorbing sleeve adopts elastomeric material to make, can not only reduce the assemblage gap between bearing and electric machine casing, and has a good damping, buffering effect, radial beat eccentricity when reducing the armature spindle running, thereby reach the vibration that has reduced motor, the noise that has improved the commutation ability of motor and reduced motor, shock-absorbing sleeve forms the rubbery flat gasket circle in the end, reduced armature spindle end play and axial damping, reduces the armature spindle axial endplay, improves electric machine rotation stability, offer louvre on the cylindrical body of electric machine casing, have the convenience of arranging, the advantage of good heat dissipation effect, being tightly connected of front end housing and cylindrical body is convenient in the structure setting of front end housing.
Below in conjunction with accompanying drawing, the utility model is further described.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment condenser fan motor;
Fig. 2 is the A part partial enlarged drawing of Fig. 1.
Embodiment
referring to accompanying drawing 1, accompanying drawing 2, the disclosed a kind of condenser fan motor of the utility model includes electric machine casing, is arranged on rotor assembly 1 and brush assembly 2 in electric machine casing, condenser fan motor of the present utility model is technology well known to those of ordinary skill in the art, therefore be not described in detail, the forward and backward end cap 4,5 that described electric machine casing comprises cylindrical body 3 and is arranged on cylindrical body 3 rear and front ends, forward and backward end cap 4,5 coordinates by screw bolt and nut the both ends that are arranged on cylindrical body 3, wherein front end housing 4 is provided with the boss 40 in adaptive embedding cylindrical body 3, boss forms for the cylindrical body front end with the front end housing outer rim and coordinates the step of installing, and offers louvre 30 on cylindrical body 3, described front end housing 4 middle positions are provided with the front mount pad 41 of installing for the armature spindle 10 output supportings of rotor assembly 1, front mount pad 41 is provided with the through hole 410 that is communicated with the installation cavity of front mount pad 41, armature spindle 10 outputs of rotor assembly 1 pass from through hole 410, be arranged with front support bearing 6 on armature spindle 10 outputs, front support bearing 6 embeds and is arranged in the installation cavity of front mount pad 41, rear end cap 5 middle positions are provided with the rear mount pad 51 of installing for the rear end bearing of the armature spindle 10 of rotor assembly 1, armature spindle 10 rear ends are arranged with rear support bearing 7, rear support bearing 7 embeds and is arranged in the installation cavity of rear mount pad 51, all be arranged with the shock-absorbing sleeve 8 that elastomeric material is made on described front support bearing 6 and rear support bearing 7, described shock-absorbing sleeve 8 with before, rear support bearing 6, 7 interference fit.
described shock-absorbing sleeve 8 includes shock-absorbing sleeve body 80, before shock-absorbing sleeve body 80 is set in, rear support bearing 6, on 7 outer rings (before shock-absorbing sleeve body 80 is interference fitted in, rear support bearing 6, on 7 outer rings), the shock-absorbing sleeve body 80 that is enclosed within on front support bearing 6 is provided with ring-shaped rubber plain washer 81(in like manner towards the installation cavity of front mount pad 41 bottom one side, the shock-absorbing sleeve body 80 that is enclosed within on rear support bearing 7 is provided with ring-shaped rubber plain washer 81 towards the installation cavity of front mount pad 51 bottom one side), the collar wall of rubbery flat gasket circle 81 and shock-absorbing sleeve body 80 collar wall junctions are arc transition.
the utility model provides a kind of vibration little, the motor commutation performance is good, noise is low, the condenser fan motor of the reliable and long service life of working stability, it passes through front, rear support bearing 6, the shock-absorbing sleeve 8 that on 7, sheathed elastomeric material is made, be installed to again on electric machine casing, shock-absorbing sleeve 8 adopts elastomeric material to make, before can not only reducing, rear support bearing 6, 7 and electric machine casing between assemblage gap, and has a good damping, buffering effect, radial beat eccentricity when reducing armature spindle 10 running, thereby reach the vibration that has reduced motor, the noise that has improved the commutation ability of motor and reduced motor, shock-absorbing sleeve 8 forms rubbery flat gasket circle 81 in the end, reduced armature spindle 10 end plays and played the axial damping effect, reduces armature spindle 10 axial endplays, improves electric machine rotation stability, offer louvre 30 on the cylindrical body 3 of electric machine casing, have the convenience of arranging, the advantage of good heat dissipation effect, being tightly connected of front end housing 4 and cylindrical body 3 is convenient in the structure setting of front end housing 4.
Claims (5)
1. condenser fan motor, include electric machine casing, be arranged on rotor assembly and brush assembly in electric machine casing, described electric machine casing comprise cylindrical body and be arranged on the cylindrical body rear and front end before, rear end cap, described front end housing middle position is provided with the front mount pad of installing for the armature spindle output supporting of rotor assembly, front mount pad is provided with the through hole that is communicated with the installation cavity of front mount pad, the armature spindle output of rotor assembly passes from through hole, be arranged with the front support bearing on the armature spindle output, the front support bearing embeds and is arranged in the installation cavity of front mount pad, the rear end cap middle position is provided with the rear mount pad of installing for end bearing after the armature spindle of rotor assembly, the armature spindle rear end is arranged with the rear support bearing, the rear support bearing embeds and is arranged in the installation cavity of rear mount pad, it is characterized in that: all be arranged with the shock-absorbing sleeve that elastomeric material is made on described front support bearing and rear support bearing, described shock-absorbing sleeve with before, rear support bearing interference fit.
2. condenser fan motor according to claim 1, it is characterized in that: described shock-absorbing sleeve includes the shock-absorbing sleeve body that is set on forward and backward pedestal bearing outer race, the shock-absorbing sleeve body is provided with the ring-shaped rubber plain washer towards the installation cavity of forward and backward mount pad bottom one side, and the collar wall of rubbery flat gasket circle and shock-absorbing sleeve body collar wall junction are arc transition.
3. condenser fan motor according to claim 1 and 2, is characterized in that: offer louvre on the cylindrical body of described electric machine casing.
4. condenser fan motor according to claim 1 and 2 is characterized in that: described front end housing is provided with the boss in adaptive embedding cylindrical body, and boss forms with the front end housing outer rim step that coordinates installation for the cylindrical body front end.
5. condenser fan motor according to claim 3 is characterized in that: described front end housing is provided with the boss in adaptive embedding cylindrical body, and boss forms with the front end housing outer rim step that coordinates installation for the cylindrical body front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320007909 CN203014558U (en) | 2013-01-07 | 2013-01-07 | Condenser fan motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320007909 CN203014558U (en) | 2013-01-07 | 2013-01-07 | Condenser fan motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203014558U true CN203014558U (en) | 2013-06-19 |
Family
ID=48606115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320007909 Expired - Fee Related CN203014558U (en) | 2013-01-07 | 2013-01-07 | Condenser fan motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203014558U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294245A (en) * | 2017-07-03 | 2017-10-24 | 广东威灵电机制造有限公司 | Rotor assembly and motor |
| CN110742521A (en) * | 2018-07-24 | 2020-02-04 | 九阳股份有限公司 | Soybean milk machine |
| CN113410937A (en) * | 2021-06-22 | 2021-09-17 | 万鑫精工(湖南)股份有限公司 | Novel industrial fan driving motor |
-
2013
- 2013-01-07 CN CN 201320007909 patent/CN203014558U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294245A (en) * | 2017-07-03 | 2017-10-24 | 广东威灵电机制造有限公司 | Rotor assembly and motor |
| CN110742521A (en) * | 2018-07-24 | 2020-02-04 | 九阳股份有限公司 | Soybean milk machine |
| CN113410937A (en) * | 2021-06-22 | 2021-09-17 | 万鑫精工(湖南)股份有限公司 | Novel industrial fan driving 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: 20130619 Termination date: 20160107 |