CN206117380U - A high efficiency motor for clean environment - Google Patents
A high efficiency motor for clean environment Download PDFInfo
- Publication number
- CN206117380U CN206117380U CN201621098116.4U CN201621098116U CN206117380U CN 206117380 U CN206117380 U CN 206117380U CN 201621098116 U CN201621098116 U CN 201621098116U CN 206117380 U CN206117380 U CN 206117380U
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- CN
- China
- Prior art keywords
- ring
- sealing
- motor
- high efficiency
- former
- 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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- Sealing Of Bearings (AREA)
Abstract
The utility model discloses a high efficiency motor for clean environment, including motor shaft and preceding bearing end plate and back bearing end plate, the bearing end plate outside is provided with sealing device respectively with the back bearing end plate outside in the front, this sealing device links firmly at the epaxial rotating ring of motor including sealed, suit outside the quiet ring sum quiet ring in rotating ring both ends, interior quiet ring and outer quiet ring sealing connection, be provided with the former on the rotating ring, this former is located between the rotating ring both ends, be provided with an at least movable sealing ring respectively in the both sides of former, including be provided with at least static seal ring on the medial surface of quiet ring, be provided with at least static seal ring equally on the medial surface of outer quiet ring, movable sealing ring sets up along radial interval with the static seal ring. This a high efficiency motor for clean environment can avoid volatilizing to clean operational environment's pollution owing to the bearing grease.
Description
Technical field
This utility model is related to a kind of motor, more particularly to a kind of motor with high sealing performance.
Background technology
Motor be it is a kind of it is most universal, the most frequently used, be also maximally effective power-equipment, it convert electric energy into motor shaft rotation
The mechanical energy for turning, drives all kinds of plant equipment rotations, and wherein motor shaft is in the forward and backward of motor by rolling bearing rotating support
On end cap, in order to reduce running resistance, the service life for improving motor operation efficiency, ensureing bearing, reduce noise, the axis of rolling
Hold and lubricated using grease, this works well used in common use environment, but field is specifically used at some
Close, such as there is the use occasion of high-cleanness environmental requirement, the grease used in rolling bearing with motor continuous service,
The rising of bearing temperature can produce the volatilization of grease, and the oil gas for being volatilized can cause dirt to clean room space environment
Dye, has a strong impact on the quality of clean indoor added chemical product.Can be reduced to clean ring using clean environment Special lubricating oils and fatss
The impact in border, but which can not be completely secured and not pollute generation, and use cost is high.
Utility model content
For the above-mentioned deficiency existing for prior art, technical problem to be solved in the utility model is to provide a kind of use
In the high efficiency motor of clean environment, it is avoided that due to the pollution of the volatilization to clean working environment of bearing grease.
In order to solve above-mentioned technical problem, a kind of high efficiency motor for clean environment of the present utility model, including motor
Axle and fore bearing end cap and rear bearing (ball) cover, on the outside of fore bearing end cap are respectively arranged with sealing and fill with rear bearing end outer side of lid
Put, the sealing device includes sealing the rotating ring being connected on motor shaft, the interior stationary ring and outer stationary ring for being sleeved on rotating ring two ends, interior quiet
Ring is tightly connected with outer stationary ring, and former is provided with rotating ring, and the former is located between rotating ring two ends, is distinguished in the both sides of former
An at least rotary packing ring is provided with, an at least stationary seal ring is provided with the medial surface of interior stationary ring, in the medial surface of outer stationary ring
On be again provided with an at least stationary seal ring, the rotary packing ring and the radially spaced setting of stationary seal ring.
In said structure, due to being respectively arranged with sealing device with rear bearing end outer side of lid on the outside of fore bearing end cap,
Then the gaseous volatilization path existing at fore bearing end cap and rear bearing (ball) cover can be carried out by set sealing device
Sealing, so as to play a part of the pollution that the oil gas for preventing grease from being volatilized is caused to clean environment space.Again
It is as the sealing device includes sealing the rotating ring being connected on motor shaft, is sleeved on the interior stationary ring and outer stationary ring at rotating ring two ends, interior
Stationary ring is tightly connected with outer stationary ring, and former is provided with rotating ring, and the former is located between rotating ring two ends, in the both sides of former point
An at least rotary packing ring is not provided with, an at least stationary seal ring is provided with the medial surface of interior stationary ring, in the inner side of outer stationary ring
An at least stationary seal ring, the rotary packing ring and the radially spaced setting of stationary seal ring are again provided with face, then from fore bearing
The gas volatilized at end cap or rear bearing (ball) cover must one by one between the stationary seal ring and former between interior stationary ring and former
Pass through in seal clearance between seal clearance and rotary packing ring and interior stationary ring, then one by one from dynamic close between outer stationary ring and former
Pass through in the seal clearance between seal clearance and stationary seal ring and former between seal ring and outer stationary ring, in such process
In, the oil gas for being volatilized often through one seal clearance will pressure drop, speed increase, then between radially
Suddenly expand in the annular compartment formed with stationary seal ring by the rotary packing ring for arranging, produce whirlpool, make pressure drop, energy
Consume, so after several seal clearance, the kinetic energy of escaping gas is depleted, it is impossible to the space to outside sealing device after
Continuous diffusion, so as to play good sealing function, it is to avoid due to the pollution of the volatilization to clean working environment of bearing grease.
A kind of preferred implementation of the present utility model, the interior stationary ring being arranged in the sealing device on the outside of fore bearing end cap
It is tightly connected by sealing ring with the lateral surface of fore bearing end cap；It is arranged at interior quiet in the sealing device of rear bearing end outer side of lid
Ring is tightly connected by sealing ring with the lateral surface of rear bearing (ball) cover.Using the embodiment, it is ensured that sealing device with it is front
Sealing between bearing (ball) cover lateral surface or rear bearing end outer side of lid face, prevents leakage, is volatilized at front and back bearings
Gas can only be entered in sealing device from the gap between interior stationary ring and rotating ring.
Another kind of preferred implementation of the present utility model, is connected by sealing ring sealing between the rotating ring and motor shaft
Connect.Using the embodiment, it is ensured that the sealing between rotating ring and motor shaft, escaping gas driven torus and motor shaft are prevented
Leak in the gap of junction.
Another preferred implementation of the present utility model, is respectively arranged with three rotary packing rings in the both sides of the former.
Using the embodiment, it is arranged between three rotary packing rings of former both sides and interior stationary ring and outer stationary ring and is formed between the sealing of six roads altogether
Gap, can play preferable sealing effectiveness.
This utility model further preferred embodiment, on the medial surface of the interior stationary ring and in the outer stationary ring
Three stationary seal rings are each provided with side.It is using the embodiment, interior with the outer stationary ring on the medial surface of the interior stationary ring
Each three stationary seal rings for arranging and six road seal clearances are formed altogether between former on side, be equipped with and be arranged at the three of former both sides and move
The six road seal clearances for being formed between sealing ring and interior stationary ring and outer stationary ring altogether can reach comparatively ideal sealing effectiveness.
Another further preferred embodiment of this utility model, between the fore bearing end cap and motor shaft and after
Sealing member is separately installed between bearing (ball) cover and motor shaft.Using the embodiment, before the sealing member installed can be prevented,
Grease in bearing is leaked out afterwards.
The another further preferred embodiment of this utility model, on the inside of the fore bearing end cap and rear bearing (ball) cover
Disc is separately installed with motor shaft.Using the embodiment, obstruct can be played to the lubricant grease in forward and backward bearing and is made
With the possibility that reduction leaks.
Description of the drawings
The high efficiency motor for being used for clean environment to this utility model with specific embodiment below in conjunction with the accompanying drawings makees further
Describe in detail.
Fig. 1 is a kind of structural representation of specific embodiment of high efficiency motor that this utility model is used for clean environment；
Fig. 2 is the close-up schematic view of aminoacyl site in structure shown in Fig. 1.
In figure：The outer stationary ring of 1- motor shafts, 2- sealing devices, 21-, 22- stationary seal rings, 23- formers, 24- move close
Bearing (ball) cover after stationary ring, 3- fore bearing end caps, 4- sealing members, 5- discs, 6- in seal ring, 25- rotating rings, 26-.
Specific embodiment
In the high efficiency motor for clean environment shown in Fig. 1 and Fig. 2, motor shaft 1 passes through fore bearing and rear bearing point
Other rotating support is separately mounted to motor cabinet after motor front end cover and motor rear end on motor front end cover with motor rear end lid
Rear and front end, is provided with fore bearing end cap 3 on the outside of motor front end cover, the bearing (ball) cover 6 after motor rear end outer side of lid is provided with,
Lip seal 4 is separately installed between bearing (ball) cover 6 and motor shaft 1 between fore bearing end cap 3 and motor shaft 1 and afterwards,
Motor on motor shaft 1 on the inside of fore bearing end cap 3 and fore bearing between and on the inside of rear bearing (ball) cover 6 and between rear bearing
Disc 5 is separately installed with axle 1.
Sealing device 2 is respectively arranged with the outside of fore bearing end cap 3 and on the outside of rear bearing (ball) cover 6, the sealing device 2 includes
The sealing rotating ring 25 being connected on motor shaft 1, the interior stationary ring 26 and outer stationary ring 21 for being sleeved on 25 two ends of rotating ring, are provided with front
The interior stationary ring 26 in sealing device 2 on the outside of bearing (ball) cover 3 is tightly connected by sealing ring with the lateral surface of fore bearing end cap 3,
The interior stationary ring 26 being arranged in the sealing device 2 on the outside of rear bearing (ball) cover 6 is close by sealing ring with the lateral surface of rear bearing (ball) cover 6
Envelope connection, the rotating ring 25 in the sealing device 2 arranged on the outside of fore bearing end cap 3 and on the outside of rear bearing (ball) cover 6 are sleeved on electricity
It is tightly connected with motor shaft 1 on arbor 1 and by sealing ring.
Fig. 2 is referred to, interior one side relative between stationary ring 26 and outer stationary ring 21 is connected by sealing ring sealing in sealing device 2
Connect, both interior stationary ring 26 and outer stationary ring 21 form ring cavity and 25 periphery of rotating ring between, on 25 periphery of rotating ring are provided with former 23,
The former 23 is located between 25 two ends of rotating ring, i.e., formed and 25 periphery of rotating ring between in both interior stationary ring 26 and outer stationary ring 21
Among ring cavity, be respectively arranged with three rotary packing rings 24 in the both sides of former 23, on the outside of each rotary packing ring 24 respectively with interior stationary ring 26
Seal clearance t is formed with outer stationary ring 21, on the medial surface of interior stationary ring 26 and three is each provided with the medial surface of outer stationary ring 21 quiet
Sealing ring 22, the outside of each stationary seal ring 22 form seal clearance t, rotary packing ring 24 and stationary seal ring respectively between former 23
22 coaxial and radially spaced settings.
Below some specific embodiments of the present utility model are only listed, but this utility model is not limited to that, also
More improvement and conversion can be made, such as be may not be in the both sides of former 23 and be respectively arranged with three rotary packing rings 24, and
Can be respectively arranged with one, two, four or more pieces rotary packing ring 24；On the medial surface of interior stationary ring 26 and in outer stationary ring 21
May not be on side and be each provided with three stationary seal rings 22, and can be each provided with one, two, four or more pieces stationary seal ring
22, sealing to escaping gas can be further lifted with the setting of more stationary seal rings 22 by more rotary packing rings 24 and be imitated
Really, better ensure that the use requirement of clean room environment.And so on, as long as the institute on the basis of this utility model ultimate principle
The improvement made and conversion, are regarded as falling in protection domain of the present utility model.
Claims (7)
1. a kind of high efficiency motor for clean environment, including motor shaft（1）And fore bearing end cap（3）With rear bearing (ball) cover（6）,
It is characterized in that：In fore bearing end cap（3）Outside and rear bearing (ball) cover（6）Outside is respectively arranged with sealing device（2）, the sealing
Device（2）Motor shaft is connected in including sealing（1）On rotating ring（25）, be sleeved on rotating ring（25）The interior stationary ring at two ends（26）With it is outer
Stationary ring（21）, interior stationary ring（26）With outer stationary ring（21）It is tightly connected, in rotating ring（25）On be provided with former（23）, the former（23）
Positioned at rotating ring（25）Between two ends, in former（23）Both sides be respectively arranged with an at least rotary packing ring（24）, in interior stationary ring
（26）Medial surface on be provided with an at least stationary seal ring（22）, in outer stationary ring（21）Medial surface on be again provided with least one
Stationary seal ring（22）, the rotary packing ring（24）With stationary seal ring（22）Radially spaced setting.
2. the high efficiency motor for clean environment according to claim 1, it is characterised in that：It is arranged at fore bearing end cap
（3）The sealing device in outside（2）In interior stationary ring（26）With fore bearing end cap（3）Lateral surface be tightly connected by sealing ring；
It is arranged at rear bearing (ball) cover（6）The sealing device in outside（2）In interior stationary ring（26）With rear bearing (ball) cover（6）Lateral surface pass through
Sealing ring is tightly connected.
3. the high efficiency motor for clean environment according to claim 1, it is characterised in that：The rotating ring（25）With motor
Axle（1）Between be tightly connected by sealing ring.
4. the high efficiency motor for clean environment according to claim 1,2 or 3, it is characterised in that：In the former
（23）Both sides be respectively arranged with three rotary packing rings（24）.
5. the high efficiency motor for clean environment according to claim 1,2 or 3, it is characterised in that：In the interior stationary ring
（26）Medial surface on and the outer stationary ring（21）Medial surface on be each provided with three stationary seal rings（22）.
6. the high efficiency motor for clean environment according to claim 1, it is characterised in that：In the fore bearing end cap
（3）With motor shaft（1）Between and rear bearing (ball) cover（6）With motor shaft（1）Between be separately installed with sealing member（4）.
7. the high efficiency motor for clean environment according to claim 1, it is characterised in that：In the fore bearing end cap
（3）With rear bearing (ball) cover（6）The motor shaft of inner side（1）On be separately installed with disc（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098116.4U CN206117380U (en) | 2016-10-08 | 2016-10-08 | A high efficiency motor for clean environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098116.4U CN206117380U (en) | 2016-10-08 | 2016-10-08 | A high efficiency motor for clean environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206117380U true CN206117380U (en) | 2017-04-19 |
Family
ID=58522453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621098116.4U Expired - Fee Related CN206117380U (en) | 2016-10-08 | 2016-10-08 | A high efficiency motor for clean environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206117380U (en) |
-
2016
- 2016-10-08 CN CN201621098116.4U patent/CN206117380U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20191008 |