CN206617576U - A kind of rotary shaft supporting sealing device of generator housing - Google Patents
A kind of rotary shaft supporting sealing device of generator housing Download PDFInfo
- Publication number
- CN206617576U CN206617576U CN201720306341.0U CN201720306341U CN206617576U CN 206617576 U CN206617576 U CN 206617576U CN 201720306341 U CN201720306341 U CN 201720306341U CN 206617576 U CN206617576 U CN 206617576U
- Authority
- CN
- China
- Prior art keywords
- bearing
- boss
- clutch shaft
- rotary shaft
- sealing device
- 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 is related to a kind of rotary shaft supporting sealing device of generator housing, including end cover body, seal boss, seal boss is provided with firm boss, clutch shaft bearing chamber is provided with inside firm boss, second bearing chamber, adapter cavity is provided between clutch shaft bearing chamber and second bearing chamber, clutch shaft bearing intracavitary installs clutch shaft bearing, second bearing intracavitary installs second bearing, the rotary shaft of motor extend into clutch shaft bearing chamber, second bearing intracavitary is connected with clutch shaft bearing and second bearing, clutch shaft bearing and second bearing primarily serve the effect of stable rotation axle, and clutch shaft bearing and second bearing are separated by adapter cavity, it is to further reduce the circular runout scope in rotary shaft rotation process；The end side face of seal boss is provided with annular groove, engaging O-ring seal in annular groove, the inside circumference of O-ring seal is connected by the bottom of multiple springs and annular groove, and O-ring seal can be with radial dilatation and contraction, good sealing effect and not easy to wear.
Description
Technical field
The utility model is related to a kind of rotary shaft supporting sealing device of generator housing.
Background technology
The supporting sealing device of generator housing is mainly electric motor end cap：It is exactly the lid of motor case.Typically divide protecgulum
And bonnet, for fixing and supporting machine shaft, the material of electric motor end cap is typically all metal, including aluminium, aluminium casting, cold punching
Steel, plastics, bakelite etc..Different materials is usually selected according to different motor types.If electric motor of automobile is all cold mostly
Steel are rushed, large-size machine is all to use extrusion process, electric motor end cap, which is mainly, to be played a part of supporting machine shaft, not only to be prevented
Only machine shaft occurs rocking and also needing to the high leakproofness for ensureing motor in high-speed rotation, and present electric motor end cap may be used also
With further perfect.
Utility model content
The purpose of this utility model is to be generated electricity to solve the defect present in electric motor end cap in the prior art there is provided one kind
The rotary shaft supporting sealing device of casing body.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of rotary shaft supporting sealing device of generator housing, including end cover body, seal boss, seal boss
Provided with firm boss, consolidate and clutch shaft bearing chamber be provided with inside boss, second bearing chamber, clutch shaft bearing chamber and second bearing chamber it
Between be provided with adapter cavity；
Clutch shaft bearing intracavitary installs clutch shaft bearing, and second bearing intracavitary installs second bearing, and the rotary shaft of motor is extend into
Clutch shaft bearing chamber, second bearing intracavitary is connected with clutch shaft bearing and second bearing；
The end side face of the seal boss is provided with engaging O-ring seal in annular groove, annular groove, and annular is close
The inside circumference of seal is connected by the bottom of multiple springs and annular groove.
A kind of rotary shaft supporting sealing device of above-mentioned generator housing, the end cover body, seal boss and steady
Gu boss is integrally formed, end cover body, the size of seal boss and firm boss is gradually reduced.
A kind of rotary shaft supporting sealing device of above-mentioned generator housing, the side face of the end cover body is provided with multiple
Longitudinal register groove, longitudinal register groove matches with the positioning bar on electric machine casing.
A kind of good electric motor end cap of above-mentioned sealing, the end cover body is provided with multiple attaching clamps, and fixation is convex
Ear is provided with fixing hole.
Connect multiple on a kind of rotary shaft supporting sealing device of above-mentioned generator housing, the side face of the firm boss
Strengthen supporting plate.
A kind of rotary shaft supporting sealing device of above-mentioned generator housing, clutch shaft bearing and second bearing are centrally located at
On same axis.
The beneficial effects of the utility model are：Provided with clutch shaft bearing chamber inside the firm boss of the device, second bearing chamber,
Adapter cavity is provided between clutch shaft bearing chamber and second bearing chamber, clutch shaft bearing intracavitary installs clutch shaft bearing, second bearing intracavitary peace
Second bearing is filled, the rotary shaft of motor extend into clutch shaft bearing chamber, and second bearing intracavitary is connected with clutch shaft bearing and second bearing,
Clutch shaft bearing and second bearing are centrally located on same axis, and clutch shaft bearing and second bearing primarily serve stable rotation axle
Effect, and clutch shaft bearing and second bearing separated by adapter cavity, is to further reduce in rotary shaft rotation process
Circular runout scope；
And in order to improve the sealing of electric motor end cap, the end side face of seal boss is provided with annular groove, and annular is recessed
Engaging O-ring seal in groove, the inside circumference of O-ring seal is connected by the bottom of multiple springs and annular groove, annular
Sealing ring can be with radial dilatation and contraction, good sealing effect and not easy to wear.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model；
Fig. 2 is schematic cross-section of the present utility model；
Fig. 3 is the A areas enlarged drawing in Fig. 2.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of rotary shaft supporting sealing device of generator housing, including end cover body 1, it is close
Boss 2 is sealed, seal boss 2 is provided with firm boss 3, consolidate the inside of boss 3 and be provided with clutch shaft bearing chamber, second bearing chamber, first
Adapter cavity 4 is provided between bearing bore and second bearing chamber；
Clutch shaft bearing intracavitary installs clutch shaft bearing 5, and second bearing intracavitary installs second bearing 6, the axle of clutch shaft bearing 5 and second
Hold 6 to be centrally located on same axis, the rotary shaft of motor extend into clutch shaft bearing chamber, second bearing intracavitary and clutch shaft bearing 5
Connected with second bearing 6；
The end side face of seal boss 2 is provided with engaging O-ring seal 8 in annular groove 7, annular groove 7, and annular is close
The inside circumference of seal 8 is connected by multiple springs 9 with the bottom of annular groove 7.
In the utility model, end cover body 1, seal boss 2 and firm boss 3 are integrally formed, end cover body 1, sealing
The size of boss 2 and firm boss 3 is gradually reduced.
Electric motor end cap is fixed for convenience, and the side face of end cover body 1 is provided with multiple longitudinal register grooves 10, longitudinal register groove
10 match with the positioning bar on electric machine casing, and end cover body is provided with multiple attaching clamps 11, and attaching clamp 11 is provided with solid
Determine hole 12, multiple reinforcement supporting plates 13 are connected on the side face of firm boss 3.
The inside of firm boss 3 of the electric motor end cap is provided with clutch shaft bearing chamber, second bearing chamber, clutch shaft bearing chamber and the second axle
Hold and adapter cavity 4 is provided between chamber, clutch shaft bearing intracavitary installs clutch shaft bearing 5, second bearing intracavitary installs second bearing 6, motor
Rotary shaft extend into clutch shaft bearing chamber, second bearing intracavitary is connected with clutch shaft bearing 5 and second bearing 6, clutch shaft bearing 5 and
Two bearings 6 are centrally located on same axis, and clutch shaft bearing 5 and second bearing 6 primarily serve the effect of stable rotation axle, and
Clutch shaft bearing 5 and second bearing 6 are separated by adapter cavity 4, are jumped to further reduce the radial direction in rotary shaft rotation process
Dynamic scope；And in order to improve the sealing of electric motor end cap, the end side face of seal boss 2 is provided with annular groove 7, and annular is recessed
Engaging O-ring seal 8 in groove 7, the inside circumference of O-ring seal 8 is connected by multiple springs 9 with the bottom of annular groove 7,
O-ring seal 8 can be with radial dilatation and contraction, good sealing effect and not easy to wear.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply principle of the present utility model, the utility model also has respectively on the premise of the utility model spirit and scope are not departed from
Changes and improvements are planted, these changes and improvements are both fallen within the range of claimed the utility model.The utility model requirement
Protection domain defined by appended claims and its equivalent.
Claims (6)
1. a kind of rotary shaft supporting sealing device of generator housing, including end cover body, seal boss, seal boss are provided with
Firm boss, it is characterised in that be provided with clutch shaft bearing chamber, second bearing chamber, clutch shaft bearing chamber and the second axle inside firm boss
Hold and adapter cavity is provided between chamber；
Clutch shaft bearing intracavitary installs clutch shaft bearing, and second bearing intracavitary installs second bearing, and the rotary shaft of motor extend into first
Bearing bore, second bearing intracavitary is connected with clutch shaft bearing and second bearing；
The end side face of the seal boss is provided with engaging O-ring seal, O-ring seal in annular groove, annular groove
Inside circumference connected by the bottom of multiple springs and annular groove.
2. a kind of rotary shaft supporting sealing device of generator housing according to claim 1, it is characterised in that the end
Lid main body, seal boss and firm boss are integrally formed, end cover body, and the size of seal boss and firm boss gradually subtracts
It is small.
3. a kind of rotary shaft supporting sealing device of generator housing according to claim 1 or 2, it is characterised in that institute
The side face for stating end cover body is provided with multiple longitudinal register grooves, and longitudinal register groove matches with the positioning bar on electric machine casing.
4. a kind of rotary shaft supporting sealing device of generator housing according to claim 1, it is characterised in that the end
Lid main body is provided with multiple attaching clamps, and attaching clamp is provided with fixing hole.
5. the rotary shaft supporting sealing device of a kind of generator housing according to claim 1, it is characterised in that described steady
Gu multiple reinforcement supporting plates are connected on the side face of boss.
6. a kind of rotary shaft supporting sealing device of generator housing according to claim 1, it is characterised in that first axle
Hold and be centrally located at second bearing on same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720306341.0U CN206617576U (en) | 2017-03-27 | 2017-03-27 | A kind of rotary shaft supporting sealing device of generator housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720306341.0U CN206617576U (en) | 2017-03-27 | 2017-03-27 | A kind of rotary shaft supporting sealing device of generator housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206617576U true CN206617576U (en) | 2017-11-07 |
Family
ID=60234341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720306341.0U Expired - Fee Related CN206617576U (en) | 2017-03-27 | 2017-03-27 | A kind of rotary shaft supporting sealing device of generator housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206617576U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108183572A (en) * | 2018-01-22 | 2018-06-19 | 珠海凯邦电机制造有限公司 | Assembly structure and motor of casing and end cover |
-
2017
- 2017-03-27 CN CN201720306341.0U patent/CN206617576U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108183572A (en) * | 2018-01-22 | 2018-06-19 | 珠海凯邦电机制造有限公司 | Assembly structure and motor of casing and end cover |
| CN108183572B (en) * | 2018-01-22 | 2024-02-06 | 珠海凯邦电机制造有限公司 | Assembling structure of shell and end cover and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |