CN106340990A - Motor end cover and motor - Google Patents
Motor end cover and motor Download PDFInfo
- Publication number
- CN106340990A CN106340990A CN201610867353.0A CN201610867353A CN106340990A CN 106340990 A CN106340990 A CN 106340990A CN 201610867353 A CN201610867353 A CN 201610867353A CN 106340990 A CN106340990 A CN 106340990A
- Authority
- CN
- China
- Prior art keywords
- end cap
- electric motor
- motor end
- boss
- casing
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a motor end cover and a motor. The motor end cover is matched with a machine shell; and the mounting end surface (11) of the matching end of the motor end cover is provided with a plurality of bosses (2) at intervals, wherein the bosses (2) are matched with the matching end surface of the machine shell. According to the motor end cover of the invention, the matching precision of the motor end cover can be effectively ensured, and the sealing effect of the motor can be ensured.
Description
Technical field
The present invention relates to technical field of motors, in particular to a kind of electric motor end cap and motor.
Background technology
Servomotor end cap and casing adopt plane contact, and seam coordinates, and screw lock is fixed.Machine due to servomotor
Shell only has a bit of region with the mating surface of end cap, and end cap, in Design and Machining, in order to ensure and casing quality of fit, needs
Improve the overall flatness of mating area and the perpendicularity with bearing with end cover room, during therefore substantially increasing end cap reality processing
Complexity and workload, and under identical machining accuracy grade, machined surface is bigger, and precision is then poorer.
If machining accuracy can not meet requirement, on the one hand in end cap with casing engagement process, the laminating of machined surface
Degree is poor, easily causes motor seal effect and declines；On the other hand make because the binding face between end cap and casing is uneven
Become motor seam position cannot play accurate positioning action, easily abrade motor seam simultaneously, impact motor shaft is same with casing
Heart degree, easily can produce the unfavorable factors such as noise, vibration and the change of motor cogging torque.
Content of the invention
A kind of electric motor end cap and motor are provided in the embodiment of the present invention, can effectively ensure that the quality of fit of electric motor end cap,
Ensure motor seal effect.
For achieving the above object, the embodiment of the present invention provides a kind of electric motor end cap, for coordinating, electric motor end cap with casing
Abutting end installs the boss being arranged at intervals with multiple cooperations of the counterface with casing on end face.
Preferably, the quantity of boss is four or more, multiple boss are evenly arranged along the week side of boss installing end face.
Preferably, the first connecting hole, the both sides of each first connecting hole are provided with the installation end face of electric motor end cap corner
It is respectively arranged with a boss.
Preferably, boss clear width is provided with bulge loop, bulge loop is contour with boss, is formed with and draws between bulge loop and boss
Chute.
Preferably, the bottom of drainage trough is concordant with installing end face.
Preferably, the inner side of bulge loop is provided with cannelure, in cannelure, it is provided with sealing ring.
Preferably, boss is symmetrical arranged along the diagonal of electric motor end cap.
Preferably, the area sum of boss is more than the area sum installing end face.
Preferably, being provided with the second connecting hole on one of boss of the first connecting hole both sides.
According to a further aspect in the invention, there is provided a kind of motor, including casing and electric motor end cap, this electric motor end cap is upper
The electric motor end cap stated.
Application technical scheme, electric motor end cap is used for and casing cooperation, and the abutting end of electric motor end cap installs end face
On be arranged at intervals with the boss of multiple cooperations of the counterfaces with casing.For scheme of the prior art, the application
Electric motor end cap be the equal of to have excised some in original electric motor end cap mating surface, thus being formed spaced convex
Platform, the height of these boss is highly identical with original electric motor end cap mating surface, therefore can realize the cooperation with casing.Due to
The total area of boss is less than the counterface area of original electric motor end cap, therefore, it is possible to reduce the counterface face needing processing
Long-pending, reduce processed complex degree and the complexity of end cap and casing mating surface, advantageously in the cooperation ensureing electric motor end cap
Precision, and improve the water resistance of motor.
Brief description
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the electric motor end cap of the embodiment of the present invention；
Fig. 2 is the sectional perspective structural representation of the electric motor end cap of the embodiment of the present invention.
Description of reference numerals: 1, install end face；2nd, boss；3rd, the first connecting hole；4th, bulge loop；5th, drainage trough；6th, cannelure；
7th, sealing ring；8th, the second connecting hole.
Specific embodiment
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings, but not as the limit to the present invention
Fixed.
Referring to shown in Fig. 1 and Fig. 2, according to embodiments of the invention, electric motor end cap is used for and casing cooperation, electric motor end cap bag
Include the installation end face 1 positioned at abutting end, the abutting end of electric motor end cap is installed and is arranged at intervals with multiple and casing cooperation on end face 1
The boss 2 of end face cooperation.
For scheme of the prior art, the electric motor end cap of the application is the equal of to join in original electric motor end cap
Some has been excised on conjunction face, thus forming spaced boss 2, the height of these boss 2 and original electric motor end cap
Mating surface is highly identical, therefore can realize the cooperation with casing.Total area due to boss 2 is less than original electric motor end cap
Counterface area, therefore, it is possible to reduce the counterface area needing processing, reduces end cap multiple with the processing of casing mating surface
Miscellaneous degree and complexity, advantageously in the quality of fit ensureing electric motor end cap, and improve the water resistance of motor.
Because the quality of fit between electric motor end cap and casing improves, motor seam position therefore can be made to play accurately fixed
Position effect, it is to avoid, it is ensured that the concentricity of motor shaft and casing is so that motor rotation is quieter, noise is more for scratch motor seam
Low.
Preferably, the quantity of boss 2 is four or more, and multiple boss 2 are along the uniform cloth of the week side of boss installing end face 1
Put.Because electric motor end cap is generally square, the quantity of therefore boss 2 should be ensured that and at least arranges one in every nook and cranny, such as
This can make boss 2 and four corners of casing all can form cooperation so that the stress between boss 2 and casing is more flat
Weighing apparatus, quality of fit is higher.
Preferably, the installation end face 1 of electric motor end cap corner is provided with the first connecting hole 3, the both sides of each first connecting hole 3
It is respectively arranged with a boss 2.First connecting hole 3 can facilitate implementation the installation settings of electric motor end cap.In the first connecting hole 3
Both sides are respectively provided with a boss 2, are the therefore first connections because the first connecting hole 3 is not to realize cooperation and casing between
End face around hole 3 need not form cooperation and the counterface of casing between, and the first connecting hole 3 both sides formation two can be made convex
Platform 2, so that the every nook and cranny of casing has two boss 2 to be coordinated, ensure that the electric motor end cap of every nook and cranny and casing are joined
Close stability and the reliability of structure.
Preferably, boss 2 clear width is provided with bulge loop 4, and bulge loop 4 is contour with boss 2, is formed between bulge loop 4 and boss 2
There is drainage trough 5.Bulge loop 4 has and boss 2 identical height, can play the effect same with boss 2, realize and casing between
Cooperation.The liquid on motor surface can be drawn by drainage trough 5, reduces the probability penetrating into motor internal, thus improving motor
Waterproof ability.Because drainage trough 5 is located at the periphery of bulge loop 4, therefore drainage trough 5 is connection along the periphery circumference of bulge loop 4, can
Ensure to be smoothed out drain to the liquid on motor surface it is ensured that drainage effect, improve water resistance.
Preferably, the bottom of drainage trough 5 is concordant with installing end face 1, and the liquid drawn from drainage trough 5 can be from installation end face
Discharge at 1, convenient discharge opeing is carried out to motor it is ensured that the aridity of motor internal.
Preferably, the inner side of bulge loop 4 is provided with cannelure 6, is provided with sealing ring 7 in cannelure 6.Because bulge loop 4 is located at
The periphery of cannelure 6, and sealing ring 7 is arranged in cannelure 6, and the height of bulge loop 4 is flushed with the surface of boss 2, therefore may be used
To form protection by bulge loop 4 to sealing ring 7, sealing ring is prevented to be exposed to outside.Sealing ring is, for example, o type ring.
Preferably, boss 2 is symmetrical arranged along the diagonal of electric motor end cap, can make the boss 2 more adduction of the distribution in corner
Reason, can make the mating surface of boss 2 obtain more rationally effectively utilizing, can make less when being coordinated and casing between
Mating surface provides larger contact strength it is ensured that fiting effect between electric motor end cap and casing.
Require to meet the contact strength between electric motor end cap and casing, the mating surface matching with casing should have
Sufficiently large area, in the present embodiment, the area sum of boss 2 is more than the area sum installing end face 1.
Preferably, one of boss 2 of the first connecting hole 3 both sides is provided with the second connecting hole 8, by this second company
Connect hole 8 to be easily fixed together casing with electric motor end cap.This second connecting hole 8 is preferably screwed hole.When
So, this second connecting hole 8 can also be unthreaded hole.
According to embodiments of the invention, motor includes casing and electric motor end cap, and this electric motor end cap is above-mentioned electric motor end cap.
Certainly, it is more than the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art
For, on the premise of without departing from its general principles, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of electric motor end cap, for coordinating with casing it is characterised in that the abutting end of described electric motor end cap installs end face (1)
On be arranged at intervals with the boss (2) of multiple cooperations of the counterfaces with described casing.
2. electric motor end cap according to claim 1 it is characterised in that described boss (2) quantity be four or four with
On, multiple described boss (2) are evenly arranged along the described the week side of boss installing end face (1).
3. electric motor end cap according to claim 1 is it is characterised in that on the installation end face (1) of described electric motor end cap corner
It is provided with the first connecting hole (3), the both sides of each described first connecting hole (3) are respectively arranged with a described boss (2).
4. electric motor end cap according to claim 1 is it is characterised in that described boss (2) clear width is provided with bulge loop
(4), described bulge loop (4) is contour with described boss (2), is formed with drainage trough (5) between described bulge loop (4) and described boss (2).
5. electric motor end cap according to claim 4 is it is characterised in that the bottom of described drainage trough (5) and described installation end
Face (1) is concordant.
6. electric motor end cap according to claim 4 is it is characterised in that the inner side of described bulge loop (4) is provided with cannelure
(6), it is provided with sealing ring (7) in described cannelure (6).
7. electric motor end cap according to claim 3 is it is characterised in that described boss (2) is diagonal along described electric motor end cap
Line is symmetrical arranged.
8. electric motor end cap according to claim 1 is it is characterised in that the area sum of described boss (2) is more than described peace
The area sum of dress end face (1).
9. electric motor end cap according to claim 3 it is characterised in that described first connecting hole (3) both sides one of
It is provided with the second connecting hole (8) on described boss (2).
10. a kind of motor, including casing and electric motor end cap it is characterised in that described electric motor end cap is to appoint in claim 1 to 9
Electric motor end cap described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610867353.0A CN106340990B (en) | 2016-09-28 | 2016-09-28 | Electric motor end cap and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610867353.0A CN106340990B (en) | 2016-09-28 | 2016-09-28 | Electric motor end cap and motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106340990A true CN106340990A (en) | 2017-01-18 |
| CN106340990B CN106340990B (en) | 2019-01-08 |
Family
ID=57839720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610867353.0A Active CN106340990B (en) | 2016-09-28 | 2016-09-28 | Electric motor end cap and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106340990B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201541163U (en) * | 2009-09-30 | 2010-08-04 | 比亚迪股份有限公司 | Sealing device of motor cooling water channel and motor with sealing device |
| CN102136773A (en) * | 2010-01-22 | 2011-07-27 | 天津市松正电动科技有限公司 | Waterproof motor end cover |
| CN104022593A (en) * | 2014-05-22 | 2014-09-03 | 佛山市威灵洗涤电机制造有限公司 | Motor of booster pump and booster pump with the same |
| CN203911630U (en) * | 2014-05-20 | 2014-10-29 | 武汉华大新型电机科技股份有限公司 | A servo motor surface ponding treatment apparatus |
| CN206195510U (en) * | 2016-09-28 | 2017-05-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor end cover and motor |
-
2016
- 2016-09-28 CN CN201610867353.0A patent/CN106340990B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201541163U (en) * | 2009-09-30 | 2010-08-04 | 比亚迪股份有限公司 | Sealing device of motor cooling water channel and motor with sealing device |
| CN102136773A (en) * | 2010-01-22 | 2011-07-27 | 天津市松正电动科技有限公司 | Waterproof motor end cover |
| CN203911630U (en) * | 2014-05-20 | 2014-10-29 | 武汉华大新型电机科技股份有限公司 | A servo motor surface ponding treatment apparatus |
| CN104022593A (en) * | 2014-05-22 | 2014-09-03 | 佛山市威灵洗涤电机制造有限公司 | Motor of booster pump and booster pump with the same |
| CN206195510U (en) * | 2016-09-28 | 2017-05-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor end cover and motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106340990B (en) | 2019-01-08 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181102 Address after: 519070, Jinji Hill Road, front hill, Zhuhai, Guangdong Applicant after: GREE ELECTRIC APPLIANCES Inc. OF ZHUHAI Address before: 519070 science and technology building, 789 Jinji Road, Qianshan, Zhuhai, Guangdong Applicant before: Zhuhai Gree Energy Saving & Refrigerating Technology Resarch Center Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |