CN105610266B - A kind of motor splash proof device - Google Patents
A kind of motor splash proof device Download PDFInfo
- Publication number
- CN105610266B CN105610266B CN201610168822.XA CN201610168822A CN105610266B CN 105610266 B CN105610266 B CN 105610266B CN 201610168822 A CN201610168822 A CN 201610168822A CN 105610266 B CN105610266 B CN 105610266B
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- CN
- China
- Prior art keywords
- cover plate
- positioning sleeve
- annular
- groove
- annular groove
- 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.)
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Classifications
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- 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
-
- 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
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
Abstract
The invention discloses a kind of motor splash proof device, it is arranged between the drive flange and drive end bearing bracket of motor front end, motor splash proof device includes cover plate, and cover plate is fixed on the front end face of drive end bearing bracket, and power transmission shaft passes through cover plate；Bearing positioning sleeve is provided between cover plate through hole inwall and power transmission shaft outer wall；Annular retaining ring is fixed with cover forward end face, the opening annular groove to connect with cover plate central through hole is provided with cover plate rear end face；The position of corresponding shaft bearing positioning sleeve outer wall is provided with drip ring on the madial wall of open annular groove, and open annular groove is divided into former and later two grooves, sealing ring is filled with rearward recess by drip ring；Annular water dumping groove is provided with the front end face of bearing positioning sleeve, the position that bearing positioning sleeve outer wall corresponds to forward recess is provided with annular groove, cavity is formed between annular groove and forward recess；Maze trough is formed between bearing positioning sleeve and drip ring.By the above-mentioned means, the present invention can ensure that motor can the stable operation under the bad working environments more than surface gathered water.
Description
Technical field
The present invention relates to motor shield field, more particularly to a kind of motor splash proof device.
Background technology
Car main drive motor causes motor running environment itself complicated because of bus driving environment difference.In southern china
And coastal some areas, precipitation is more, and surface gathered water is serious；Or urban pavement repair section, be also easy to produce deeper miriness and sink
Ponding.Car splashes big spray impact motor, impacted at the shaft extension of motor front end by spray in such road conditions downward driving,
Muddy water is poured at backbone sealing ring.Because spray is with the foreign matter such as stronger impulsive force and mixing silt, traditional reinforced seal
The movable sealing structure of circle is after long-time is impacted, and abrasion accelerates, and silt water, which oozed backbone sealing ring, to cause motor to lose
Effect.
The content of the invention
The present invention solves the technical problem of bus driving silt is splash on the road surface that large area has ponding for a long time
Water, which can impact main drive motor, causes motor failure；A kind of motor splash proof device is provided, can ensure that motor can be on road surface
Stable operation under bad working environments more than ponding.
In order to solve the above technical problems, one aspect of the present invention is：A kind of motor splash proof device is provided,
It is arranged between the drive flange and drive end bearing bracket of motor front end, drive flange is fixed on the power transmission shaft for stretching out in drive end bearing bracket, electricity
Machine splash proof device includes cover plate, and cover plate is fixed on the front end face of drive end bearing bracket, and through hole is provided with the center of cover plate, and power transmission shaft is worn
Cross cover plate；Bearing positioning sleeve is provided between the through-hole wall of the cover plate and the outer wall of power transmission shaft；On the front end face of the cover plate
Annular retaining ring is fixed with, annular retaining ring wraps up the power transmission shaft, gap, the rear end of cover plate are left between annular retaining ring and power transmission shaft
It is provided with the opening annular groove to connect with cover plate central through hole on face, it is recessed that the front end face of the bearing positioning sleeve is against open annular
The bottom land of groove；The position of corresponding shaft bearing positioning sleeve outer wall is provided with a circle drip ring, gear on the madial wall of the open annular groove
Water ring is against on bearing positioning sleeve, and open annular groove is divided into former and later two grooves by drip ring, close to drive flange side
Groove be forward recess, the groove close to drive end bearing bracket side be rearward recess, and rearward recess is interior to be filled with sealing ring；The bearing positioning
Annular water dumping groove is provided with the front end face of set, the position that bearing positioning sleeve outer wall corresponds to the forward recess is provided with annular groove, annular
Form cavity between groove and forward recess, the side in annular groove close to bearing positioning sleeve rear end is provided with annular water-blocking groove；The axle
Hold and maze trough is formed between positioning sleeve and drip ring.
Preferably, the front end face of the cover plate is provided with cavity, and cavity is located at the lower section of the power transmission shaft, the bottom of cavity
Circular hole is provided with, circular hole communicates with the cavity, is provided with block in circular hole, gap is left between block and circular-hole internal-wall.
Preferably, access hole is provided with the front end face of the cavity, capping, lidstock are removably provided with access hole
Access hole.
Preferably, the block is block arc, and block arc is located at the upper end of circular hole.
Preferably, annular slot is provided with the drip ring, annular slot is stuck on the bearing positioning sleeve, annular slot
L-type maze trough is formed between bearing positioning sleeve.
Preferably, the axis of the open annular groove, drip ring, annular water dumping groove, annular groove and annular water-blocking groove is equal
Overlapped with the axial location of power transmission shaft.
Preferably, the sealing ring is backbone sealing ring.
The beneficial effects of the invention are as follows：The present invention possesses the work(for preventing slime water from entering motor internal under bad working environments
Energy；Compact overall structure, space-consuming are few；Pure mechanic structure, reliability are high；Mechanism uses contactless structure, does not influence
Electric efficiency.
Brief description of the drawings
Fig. 1 is a kind of main structure diagram of the preferred embodiment of motor splash proof device one of the present invention；
Fig. 2 is a kind of partial enlargement structural representation of motor splash proof device of the present invention.
The mark of each part is as follows in accompanying drawing：1st, drive flange；2nd, drive end bearing bracket；3rd, power transmission shaft；4th, cover plate；5th, annular gear
Circle；6th, bearing positioning sleeve；7th, backbone sealing ring；8th, block arc；9th, circular hole；10th, cover；11st, open annular groove；12nd, ring
Shape water dumping groove；13rd, annular groove；14th, annular water-blocking groove.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Fig. 1 and Fig. 2 are referred to, the embodiment of the present invention includes：
A kind of motor splash proof device, is arranged between the drive flange 1 of motor front end and drive end bearing bracket 2, and drive flange 1 is solid
It is scheduled on the power transmission shaft 3 for stretching out in drive end bearing bracket 2, motor splash proof device includes cover plate 4, and cover plate 4 is fixed on the front end of drive end bearing bracket 2
On face, through hole is provided with the center of cover plate 4, power transmission shaft 3 passes through cover plate 4；The through-hole wall of the cover plate 4 is outer with power transmission shaft 3
Bearing positioning sleeve 6 is provided between wall；Annular retaining ring 5 is fixed with the front end face of the cover plate 4, annular retaining ring 5 wraps up the biography
Moving axis 3, impact of the slime water to power transmission shaft 3 can be prevented, power transmission shaft 3 can be effectively protected；Annular retaining ring and power transmission shaft 3 it
Between leave gap；The rotation of power transmission shaft 3 can be easy to；The opening to connect with the central through hole of cover plate 4 is provided with the rear end face of cover plate 4
Annular groove 11, the front end face of the bearing positioning sleeve 6 are against the bottom land of open annular groove 11；The open annular groove 11
Madial wall on the position of the outer wall of corresponding shaft bearing positioning sleeve 6 be provided with a circle drip ring, drip ring is against on bearing positioning sleeve 6, is kept off
Open annular groove 11 is divided into former and later two grooves by water ring, and the groove close to the side of drive flange 1 is forward recess, before
The groove of the side of end cap 2 is rearward recess, and backbone sealing ring 7 is filled with rearward recess；Opened on the front end face of the bearing positioning sleeve 6
There is annular water dumping groove 12, can tentatively collect the slime water stopped on power transmission shaft 3, stop that the slime water on power transmission shaft 3 enters electricity
In machine；The outer wall of bearing positioning sleeve 6 is provided with annular groove 13 close to the position of the front end face of bearing positioning sleeve 6, annular groove 13 with it is described before
Cavity is formed between groove, can be by remaining mud water management in cavity；Close to the rear end of bearing positioning sleeve 6 in annular groove 13
Side be provided with annular water-blocking groove 14, further slime water can be limited in cavity, prevent slime water enter rearward recess in；
The open annular groove 11, drip ring, annular water dumping groove 12, annular groove 13 and annular water-blocking groove 14 axis and power transmission shaft
3 axial location overlaps, and when power transmission shaft 3 rotates, can effectively avoid slime water from entering cavity and will enter cavity
Slime water is limited in cavity；Annular slot is provided with the drip ring, annular slot is stuck on the bearing positioning sleeve 6, ring
L-type maze trough is formed between shape neck and bearing positioning sleeve 6, can stop that slime water contacts backbone sealing ring 7, it is close to extend skeleton
The service life of seal 7.The front end face of the cover plate 4 is provided with cavity, and cavity is located at the lower section of the power transmission shaft 3, cavity
Bottom is provided with circular hole 9, and circular hole 9 communicates with the cavity, and the upper end of circular hole 9 is provided with block arc 8, can be very good to avoid mud
Water enters in cavity, and gap is left between block arc 8 and the inwall of circular hole 9, and the slime water that can make to enter in cavity passes through circle
Flow out in hole.Access hole is provided with the front end face of the cavity, capping 10, the sealing maintenance of capping 10 are removably provided with access hole
Mouthful；When the dirt for needing to overhaul or clearing up in cavity, capping 10 is opened.
The present invention possesses the function of preventing slime water from entering motor internal under bad working environments；Compact overall structure, take
Space is few；Pure mechanic structure, reliability are high；Mechanism uses contactless structure, does not influence electric efficiency.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (7)
1. a kind of motor splash proof device, is arranged between the drive flange and drive end bearing bracket of motor front end, drive flange is fixed on
Stretch out on the power transmission shaft of drive end bearing bracket, motor splash proof device includes cover plate, and cover plate is fixed on the front end face of drive end bearing bracket, cover plate
Center at be provided with through hole, power transmission shaft passes through cover plate；It is characterized in that：The through-hole wall of the cover plate and the outer wall of power transmission shaft it
Between be provided with bearing positioning sleeve；Annular retaining ring is fixed with the front end face of the cover plate, annular retaining ring wraps up the power transmission shaft, annular
Gap is left between back-up ring and power transmission shaft, the opening annular groove to connect with cover plate central through hole is provided with the rear end face of cover plate,
The front end face of the bearing positioning sleeve is against the bottom land of open annular groove；Respective shaft on the madial wall of the open annular groove
The position for holding positioning sleeve outer wall is provided with a circle drip ring, and drip ring is against on bearing positioning sleeve, and drip ring will open annular groove
It is divided into former and later two grooves, the groove close to drive flange side is forward recess, and the groove close to drive end bearing bracket side is rear recessed
Groove, rearward recess is interior to be filled with sealing ring；Annular water dumping groove, bearing positioning sleeve outer wall are provided with the front end face of the bearing positioning sleeve
The position of the corresponding forward recess is provided with annular groove, and cavity is formed between annular groove and forward recess, is determined in annular groove close to bearing
The side of position set rear end is provided with annular water-blocking groove；Maze trough is formed between the bearing positioning sleeve and drip ring.
A kind of 2. motor splash proof device according to claim 1, it is characterised in that：The front end face of the cover plate is provided with
Cavity, cavity are located at the lower section of the power transmission shaft, and the bottom of cavity is provided with circular hole, and circular hole is communicated with the cavity, set in circular hole
There is block, gap is left between block and circular-hole internal-wall.
A kind of 3. motor splash proof device according to claim 2, it is characterised in that：It is provided with the front end face of the cavity
Access hole, capping, lidstock access hole are removably provided with access hole.
A kind of 4. motor splash proof device according to claim 2, it is characterised in that：The block is block arc, arc
Shape block is located at the upper end of circular hole.
A kind of 5. motor splash proof device according to claim 1, it is characterised in that：Annular snap is provided with the drip ring
Groove, annular slot are stuck on the bearing positioning sleeve, and L-type maze trough is formed between annular slot and bearing positioning sleeve.
A kind of 6. motor splash proof device according to claim 1, it is characterised in that：The open annular groove, dash
Ring, annular water dumping groove, the axis of annular groove and annular water-blocking groove overlap with the axial location of power transmission shaft.
A kind of 7. motor splash proof device according to claim 1, it is characterised in that：The sealing ring is reinforced seal
Circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610168822.XA CN105610266B (en) | 2016-03-23 | 2016-03-23 | A kind of motor splash proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610168822.XA CN105610266B (en) | 2016-03-23 | 2016-03-23 | A kind of motor splash proof device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105610266A CN105610266A (en) | 2016-05-25 |
| CN105610266B true CN105610266B (en) | 2018-03-30 |
Family
ID=55989885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610168822.XA Active CN105610266B (en) | 2016-03-23 | 2016-03-23 | A kind of motor splash proof device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105610266B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028062B (en) * | 2021-02-04 | 2023-07-11 | 益阳橡胶塑料机械集团有限公司 | Dual sealing structure of shaft penetrating rotor of internal mixer and mounting method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3931988A1 (en) * | 1989-09-26 | 1991-04-04 | Oplaender Wilo Werk Gmbh | Split sleeve electric motor - has rotor, rotor bearings, bearing sleeves and split sleeve combined as removable module |
| CN201048317Y (en) * | 2007-05-31 | 2008-04-16 | 上海梅山钢铁股份有限公司 | Waterproof sealing structure of roller motor |
| CN101820194A (en) * | 2010-02-11 | 2010-09-01 | 浙江临海电机有限公司 | Dynamic sealing device having cooling function for high-power and high-speed submerged motor |
| CN201746066U (en) * | 2010-08-02 | 2011-02-16 | 集安佳信通用机械有限公司 | Combination seal transmission turnabout drum |
| CN103401341A (en) * | 2013-07-31 | 2013-11-20 | 东方电气集团东风电机有限公司 | Motor combined hermetically-sealed structure |
| CN205583893U (en) * | 2016-03-23 | 2016-09-14 | 苏州朗高电机有限公司 | Motor splashproof water installation |
-
2016
- 2016-03-23 CN CN201610168822.XA patent/CN105610266B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3931988A1 (en) * | 1989-09-26 | 1991-04-04 | Oplaender Wilo Werk Gmbh | Split sleeve electric motor - has rotor, rotor bearings, bearing sleeves and split sleeve combined as removable module |
| CN201048317Y (en) * | 2007-05-31 | 2008-04-16 | 上海梅山钢铁股份有限公司 | Waterproof sealing structure of roller motor |
| CN101820194A (en) * | 2010-02-11 | 2010-09-01 | 浙江临海电机有限公司 | Dynamic sealing device having cooling function for high-power and high-speed submerged motor |
| CN201746066U (en) * | 2010-08-02 | 2011-02-16 | 集安佳信通用机械有限公司 | Combination seal transmission turnabout drum |
| CN103401341A (en) * | 2013-07-31 | 2013-11-20 | 东方电气集团东风电机有限公司 | Motor combined hermetically-sealed structure |
| CN205583893U (en) * | 2016-03-23 | 2016-09-14 | 苏州朗高电机有限公司 | Motor splashproof water installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105610266A (en) | 2016-05-25 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No.608, FanFeng Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: SUZHOU LEGO MOTORS Co.,Ltd. Address before: 215164, Jiangsu, Wuzhong District, Suzhou province Xu Town, Hefeng village, Hefeng Road, Suzhou Lang Gao Motor Co., Ltd. Patentee before: SUZHOU LEGO MOTORS Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |