CN205583893U - Motor splashproof water installation - Google Patents
Motor splashproof water installation Download PDFInfo
- Publication number
- CN205583893U CN205583893U CN201620226913.XU CN201620226913U CN205583893U CN 205583893 U CN205583893 U CN 205583893U CN 201620226913 U CN201620226913 U CN 201620226913U CN 205583893 U CN205583893 U CN 205583893U
- Authority
- CN
- China
- Prior art keywords
- positioning sleeve
- motor
- transmission shaft
- cover plate
- wall
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a motor splashproof water installation sets up between the transmission flange and front end housing of motor front end, and motor splashproof water installation fixes on the preceding terminal surface of front end housing including apron, apron, and the transmission shaft passes the apron, be equipped with the bearing position cover between apron through -hole inner wall and the transmission shaft outer wall, be fixed with annular retaining ring before the apron on the terminal surface, it has the open annular groove that meets with the apron central through hole to open on the apron rear end face, the position that corresponds bearing position cover outer wall on the inside wall of open annular groove is equipped with water slinger, and water slinger will open the annular groove and separate two recesses around for, and the back groove intussuseption is filled with the sealing washer, it has the annular to get rid of the basin to open on the preceding terminal surface of bearing position cover, and the position of recess was opened and is had ring channel, vacuole formation between ring channel and the preceding recess before bearing position cover outer wall corresponded, form labyrinth groove between bearing position cover and the water slinger. In this way, the utility model discloses can ensured motor can be at steady operation under the many abominable operating modes of surface gathered water.
Description
Technical field
This utility model relates to motor shield field, particularly relates to a kind of motor splash proof device.
Background technology
Passenger vehicle main drive motor causes the running environment of motor own complicated because of bus driving environment difference.In southern china and coastal some areas, precipitation is many, and surface gathered water is serious；Or the section in urban pavement repairing, it is easily generated deeper muddy connate water.Passenger vehicle travels under such road conditions, splashes big spray impact motor, and motor front end axle is stretched place and impacted by spray, and muddy water pours at backbone sealing ring.Owing to spray is with foreign bodies such as stronger impulsive force and mixing silts, the movable sealing structure of tradition backbone sealing ring is after being impacted for a long time, and abrasion is accelerated, and silt water oozed backbone sealing ring will cause motor failure.
Utility model content
This utility model is mainly solving the technical problems that bus driving has the road surface of hydrops to splash silt water in large area for a long time can impact main drive motor and cause motor failure；There is provided a kind of motor splash proof device, it is possible to ensure that motor can stable operation under the bad working environments that surface gathered water is many.
For solving above-mentioned technical problem, the technical scheme that this utility model uses is: provide a kind of motor splash proof device, it is arranged between drive flange and the drive end bearing bracket of motor front end, drive flange is fixed on the power transmission shaft stretching out in drive end bearing bracket, motor splash proof device includes cover plate, cover plate is fixed on the front end face of drive end bearing bracket, and the center of cover plate is provided with through hole, and power transmission shaft passes cover plate；It is provided with bearing positioning sleeve between through-hole wall and the outer wall of power transmission shaft of described cover plate；It is fixed with annular retaining ring on the front end face of described cover plate, annular retaining ring wraps up described power transmission shaft, gap is left between annular retaining ring and power transmission shaft, having the open loop connected in star connected with cover plate central through hole on the rear end face of cover plate, the front end face of described bearing positioning sleeve is against the bottom land of open loop connected in star；On the medial wall of described open loop connected in star, the position of corresponding bearing positioning sleeve outer wall is provided with a circle drip ring, drip ring is against on bearing positioning sleeve, open loop connected in star is divided into former and later two grooves by drip ring, groove near drive flange side is forward recess, groove near drive end bearing bracket side is rearward recess, is filled with sealing ring in rearward recess；Having annular water dumping groove on the front end face of described bearing positioning sleeve, the position of the corresponding described forward recess of bearing positioning sleeve outer wall has cannelure, forms cavity between cannelure and forward recess, and in cannelure, the side near bearing positioning sleeve rear end has annular water-blocking groove；Maze trough is formed between described bearing positioning sleeve and drip ring.
Preferably, the front end face of described cover plate is provided with cavity, and cavity is positioned at the lower section of described power transmission shaft, and the bottom of cavity has circular hole, and circular hole communicates with described cavity, is provided with block in circular hole, leaves gap between block and circular-hole internal-wall.
Preferably, the front end face of described cavity has access hole, dismountable at access hole be provided with capping, lidstock access hole.
Preferably, described block is block arc, and block arc is positioned at the upper end of circular hole.
Preferably, described drip ring having annular slot, annular slot is stuck on described bearing positioning sleeve, forms L-type maze trough between annular slot and bearing positioning sleeve.
Preferably, the axis of described open loop connected in star, drip ring, annular water dumping groove, cannelure and annular water-blocking groove all overlaps with the axial location of power transmission shaft.
Preferably, described sealing ring is backbone sealing ring.
The beneficial effects of the utility model are: this utility model possesses the function preventing slime water from entering motor internal under bad working environments；Compact overall structure, occupies little space；Purely mechanic structure, reliability is high；Mechanism uses contactless structure, does not affect electric efficiency.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of this utility model a kind of motor splash proof device one preferred embodiment；
Fig. 2 is the partial enlargement structural representation of this utility model a kind of motor splash proof device.
In accompanying drawing, the labelling of each parts is as follows: 1, drive flange；2, drive end bearing bracket；3, power transmission shaft；4, cover plate；5, annular retaining ring；6, bearing positioning sleeve；7, backbone sealing ring；8, block arc；9, circular hole；10, capping；11, open loop connected in star；12, annular water dumping groove；13, cannelure；14, annular water-blocking groove.
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus protection domain of the present utility model is made apparent clear and definite defining.
Referring to Fig. 1 and Fig. 2, this utility model embodiment includes:
A kind of motor splash proof device, it is arranged between the drive flange 1 of motor front end and drive end bearing bracket 2, drive flange 1 is fixed on the power transmission shaft 3 stretching out in drive end bearing bracket 2, motor splash proof device includes cover plate 4, cover plate 4 is fixed on the front end face of drive end bearing bracket 2, the center of cover plate 4 is provided with through hole, and power transmission shaft 3 is through cover plate 4；It is provided with bearing positioning sleeve 6 between through-hole wall and the outer wall of power transmission shaft 3 of described cover plate 4；Being fixed with annular retaining ring 5 on the front end face of described cover plate 4, annular retaining ring 5 wraps up described power transmission shaft 3, it is possible to prevents the slime water impact to power transmission shaft 3, can be effectively protected power transmission shaft 3；Gap is left between annular retaining ring and power transmission shaft 3；The rotation of power transmission shaft 3 can be easy to；Having the open loop connected in star 11 connected with cover plate 4 central through hole on the rear end face of cover plate 4, the front end face of described bearing positioning sleeve 6 is against the bottom land of open loop connected in star 11；On the medial wall of described open loop connected in star 11, the position of corresponding bearing positioning sleeve 6 outer wall is provided with a circle drip ring, drip ring is against on bearing positioning sleeve 6, open loop connected in star 11 is divided into former and later two grooves by drip ring, groove near drive flange 1 side is forward recess, groove near drive end bearing bracket 2 side is rearward recess, is filled with backbone sealing ring 7 in rearward recess；Having annular water dumping groove 12 on the front end face of described bearing positioning sleeve 6, it is possible to the preliminary slime water stopped on power transmission shaft 3 of collecting, the slime water on stop power transmission shaft 3 enters in motor；Bearing positioning sleeve 6 outer wall has cannelure 13 near the position of bearing positioning sleeve 6 front end face, forms cavity, it is possible to controlled in cavity by remaining slime water between cannelure 13 and described forward recess；In cannelure 13, the side near bearing positioning sleeve 6 rear end has annular water-blocking groove 14, it is possible to be limited in cavity by slime water further, prevents slime water from entering in rearward recess；Axis all axial location with power transmission shaft 3 of described open loop connected in star 11, drip ring, annular water dumping groove 12, cannelure 13 and annular water-blocking groove 14 overlap, when power transmission shaft 3 rotates, it is possible to effectively avoid slime water enter cavity and be limited in cavity by the slime water entering cavity；Having annular slot on described drip ring, annular slot is stuck on described bearing positioning sleeve 6, forms L-type maze trough between annular slot and bearing positioning sleeve 6, it is possible to stops slime water contact backbone sealing ring 7, extends the service life of backbone sealing ring 7.The front end face of described cover plate 4 is provided with cavity, cavity is positioned at the lower section of described power transmission shaft 3, the bottom of cavity has circular hole 9, circular hole 9 communicates with described cavity, the upper end of circular hole 9 is provided with block arc 8, slime water can well be avoided to enter in cavity, leave gap between block arc 8 and circular hole 9 inwall, it is possible to make the slime water in entrance cavity be flowed out by circular hole.Have access hole on the front end face of described cavity, dismountable at access hole be provided with capping 10, capping 10 sealing access holes；When needing the dirt in maintenance or cleaning cavity, open capping 10.
This utility model possesses the function preventing slime water from entering motor internal under bad working environments；Compact overall structure, occupies little space；Purely mechanic structure, reliability is high；Mechanism uses contactless structure, does not affect electric efficiency.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description and accompanying drawing content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in scope of patent protection of the present utility model。
Claims (7)
1. a motor splash proof device, it is arranged between drive flange and the drive end bearing bracket of motor front end, drive flange is fixed on the power transmission shaft stretching out in drive end bearing bracket, motor splash proof device includes cover plate, cover plate is fixed on the front end face of drive end bearing bracket, the center of cover plate is provided with through hole, and power transmission shaft passes cover plate；It is characterized in that: between through-hole wall and the outer wall of power transmission shaft of described cover plate, be provided with bearing positioning sleeve；It is fixed with annular retaining ring on the front end face of described cover plate, annular retaining ring wraps up described power transmission shaft, gap is left between annular retaining ring and power transmission shaft, having the open loop connected in star connected with cover plate central through hole on the rear end face of cover plate, the front end face of described bearing positioning sleeve is against the bottom land of open loop connected in star；On the medial wall of described open loop connected in star, the position of corresponding bearing positioning sleeve outer wall is provided with a circle drip ring, drip ring is against on bearing positioning sleeve, open loop connected in star is divided into former and later two grooves by drip ring, groove near drive flange side is forward recess, groove near drive end bearing bracket side is rearward recess, is filled with sealing ring in rearward recess；Having annular water dumping groove on the front end face of described bearing positioning sleeve, the position of the corresponding described forward recess of bearing positioning sleeve outer wall has cannelure, forms cavity between cannelure and forward recess, and in cannelure, the side near bearing positioning sleeve rear end has annular water-blocking groove；Maze trough is formed between described bearing positioning sleeve and drip ring.
A kind of motor splash proof device the most according to claim 1, it is characterized in that: the front end face of described cover plate is provided with cavity, cavity is positioned at the lower section of described power transmission shaft, the bottom of cavity has circular hole, circular hole communicates with described cavity, it is provided with block in circular hole, between block and circular-hole internal-wall, leaves gap.
A kind of motor splash proof device the most according to claim 2, it is characterised in that: have access hole on the front end face of described cavity, dismountable at access hole be provided with capping, lidstock access hole.
A kind of motor splash proof device the most according to claim 2, it is characterised in that: described block is block arc, and block arc is positioned at the upper end of circular hole.
A kind of motor splash proof device the most according to claim 1, it is characterised in that: having annular slot on described drip ring, annular slot is stuck on described bearing positioning sleeve, forms L-type maze trough between annular slot and bearing positioning sleeve.
A kind of motor splash proof device the most according to claim 1, it is characterised in that: the axis of described open loop connected in star, drip ring, annular water dumping groove, cannelure and annular water-blocking groove all overlaps with the axial location of power transmission shaft.
A kind of motor splash proof device the most according to claim 1, it is characterised in that: described sealing ring is backbone sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620226913.XU CN205583893U (en) | 2016-03-23 | 2016-03-23 | Motor splashproof water installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620226913.XU CN205583893U (en) | 2016-03-23 | 2016-03-23 | Motor splashproof water installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205583893U true CN205583893U (en) | 2016-09-14 |
Family
ID=56866732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620226913.XU Withdrawn - After Issue CN205583893U (en) | 2016-03-23 | 2016-03-23 | Motor splashproof water installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205583893U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610266A (en) * | 2016-03-23 | 2016-05-25 | 苏州朗高电机有限公司 | Splash-proof device for motor |
| CN109088500A (en) * | 2018-09-12 | 2018-12-25 | 珠海格力电器股份有限公司 | A kind of motor protection structure, motor, air-conditioning and installation method |
-
2016
- 2016-03-23 CN CN201620226913.XU patent/CN205583893U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610266A (en) * | 2016-03-23 | 2016-05-25 | 苏州朗高电机有限公司 | Splash-proof device for motor |
| CN105610266B (en) * | 2016-03-23 | 2018-03-30 | 苏州朗高电机有限公司 | A kind of motor splash proof device |
| CN109088500A (en) * | 2018-09-12 | 2018-12-25 | 珠海格力电器股份有限公司 | A kind of motor protection structure, motor, air-conditioning and installation method |
| CN109088500B (en) * | 2018-09-12 | 2023-11-07 | 珠海格力电器股份有限公司 | Motor protection structure, motor, air conditioner and installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160914 Effective date of abandoning: 20180330 |