CN206023429U - A kind of waterproof automobile EPS brushless electric machines - Google Patents
A kind of waterproof automobile EPS brushless electric machines Download PDFInfo
- Publication number
- CN206023429U CN206023429U CN201620941883.0U CN201620941883U CN206023429U CN 206023429 U CN206023429 U CN 206023429U CN 201620941883 U CN201620941883 U CN 201620941883U CN 206023429 U CN206023429 U CN 206023429U
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- Prior art keywords
- sealing
- casing
- waterproof
- brushless electric
- electric machines
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- 238000007789 sealing Methods 0.000 claims abstract description 32
- 239000012528 membrane Substances 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 238000004804 winding Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036760 body temperature Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
- Power Steering Mechanism (AREA)
Abstract
The utility model is related to a kind of waterproof automobile EPS brushless electric machines, including casing, stator, rotor, drive end bearing bracket, rear end cap, oil sealing, lead-out wire sealing-plug and waterproof vent valve, stator is fixed on casing, rotor is rotatably installed in casing by bearing, drive end bearing bracket is structure as a whole with casing, oil sealing is provided between bearing and drive end bearing bracket with sealed enclosure, rear end cap is fixedly connected with casing by screw, rear end cap is provided with waterproof vent valve and through hole is stretched out for lead-out wire, and through hole is provided with the lead-out wire sealing-plug for sealing.Drive end bearing bracket and casing in the utility model is in integrative-structure, oil sealing is located between drive end bearing bracket and bearing, increased sealing reliability, reduce sealing cost, meanwhile, by arranging waterproof vent valve, it is to avoid sharp temperature drop when paddling, housing forms negative pressure water suction and may result in short circuit in winding or damage, the automobile EPS brushless electric machines that the utility model is provided can in high dust, high humility even paddle environment normal work.
Description
Technical field
The utility model is related to automobile EPS brushless electric machines field, specially a kind of waterproof automobile EPS brushless electric machines.
Background technology
With the fast development and the intensification of energy crisis consciousness of automobile industry, people are more next to the attention rate of vehicle energy saving
Higher.The steering behaviour of automobile is important performance in vehicle traveling process, and servo steering system also constantly updates, electric
Dynamic servo steering system（EPS, Electric Power Steering）Power steering is provided directly by assist motor, eliminate
Power steering oil pump necessary to hydraulic power steering system, flexible pipe, hydraulic oil, conveyer belt and loaded on the belt on engine
Wheel, becomes steering research and development with the advantage of energy-saving and environmental protection, anti-interference, security and control stability and automotive engineering is sent out
One of emphasis of exhibition；Wherein, motor determines the performance of whole EPS as the quality of core component its performance.
At present, due to the particularity of working environment, EPS brushless electric machines are possible in high dust, high humidity automobile EPS
Degree is even paddled, and traditional EPS motors are very high due to motor body temperature, sharp temperature drop when paddling,
Housing forms negative pressure water suction and may result in short circuit in winding or damage, or, when automobile passes through high dust atmosphere, dust can enter
Enter inside brushless electric machine, bearing life may be reduced and even damage bearing, and then cause the failure of automobile EPS.
Therefore, those skilled in the art need a kind of waterproof automobile EPS brushless electric machines of offer badly, prevent water or dust from entering
Inside brushless electric machine, extend the life-span of EPS brushless electric machines.
Utility model content
The purpose of this utility model is to provide a kind of waterproof automobile EPS brushless electric machines, prevents water or travel fatigue from entering brushless
Motor internal, extends the life-span of EPS brushless electric machines.
For achieving the above object, there is provided following technical scheme：A kind of waterproof automobile EPS brushless electric machines, including casing, determine
Son, rotor, drive end bearing bracket, rear end cap, oil sealing, lead-out wire sealing-plug and waterproof vent valve, the stator are fixed on casing, institute
State rotor to be rotatably installed in casing by bearing, the drive end bearing bracket is structure as a whole with casing, the bearing and front end
Oil sealing is provided between lid with sealed enclosure, the rear end cap is fixedly connected with casing by screw, the rear end cap is provided with anti-
Water vent valve and through hole are stretched out for lead-out wire, and the through hole is provided with the lead-out wire sealing-plug for sealing.
Preferably, the casing is provided with sealed groove with the contact surface of rear end cap, is provided with sealing in the sealed groove
Circle.
Preferably, the sealing ring and lead-out wire sealing-plug are elastic component.
Preferably, sealing ring structure in a ring.
Preferably, be provided with ventilative valve body and waterproof ventilated membrane in the waterproof vent valve, the ventilative valve body with
Rear end cap fixed seal connection, the air-vent on the ventilative valve body are connected with chassis cavity through waterproof ventilated membrane.
The utility model provides a kind of having the beneficial effect that for waterproof automobile EPS brushless electric machines：Before in the utility model
, in integrative-structure, oil sealing is located between drive end bearing bracket and bearing, be increased sealing reliability, is reduced and be sealed to for end cap and casing
This, effective protection bearing arrangement extends the life-span of bearing arrangement, meanwhile, by arranging waterproof vent valve, work as motor temperature
When drastically changing, maintain the circulation of air, it is to avoid caused by negative pressure water suction, winding is damaged, at the same can exclusion of water and dust, prevent
Motor internal is caused to damage；The automobile EPS brushless electric machines that the utility model is provided can even be paddled in high dust, high humility
Normal work in environment.
Description of the drawings
For the technical scheme being illustrated more clearly that in the utility model embodiment, below will be to making needed for embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, can be with according to these accompanying drawings acquisitions
Other accompanying drawings.
Fig. 1 is the structural representation of waterproof automobile EPS brushless electric machines in the utility model.
Description of reference numerals：1st, lead-out wire sealing-plug, 2, stator, 3, rotor, 4, one casing, 5, oil sealing, 6, waterproof saturating
Air valve, 7, sealing ring, 8, drive end bearing bracket, 9, rear end cap, 10, bearing, 11, screw.
Specific embodiment
For making content of the present utility model more clear understandable, below in conjunction with Figure of description, to of the present utility model interior
Appearance is described further.Certainly the utility model is not limited to the specific embodiment, known to those skilled in the art
General replacement be also covered by protection domain of the present utility model.Secondly, the utility model has been carried out using schematic diagram in detail
Statement, when the utility model example is described in detail, for convenience of description, schematic diagram should not according to general ratio partial enlargement
In this, as to restriction of the present utility model.
Above and other technical characteristic and beneficial effect, will in conjunction with the embodiments and accompanying drawing is to waterproof automobile of the present utility model
EPS is described in detail with brushless electric machine.Fig. 1 is waterproof automobile EPS brushless electric machine preferred embodiments of the present utility model
Structural representation.
As shown in figure 1, the utility model provides a kind of waterproof automobile EPS brushless electric machines, including casing 4, stator 2, turn
Son 3, drive end bearing bracket 8, rear end cap 9, oil sealing 5, lead-out wire sealing-plug 1 and waterproof vent valve 6, stator 2 are fixed on casing 4, are turned
Son 3 is rotatably installed in casing 4 by bearing 10, and drive end bearing bracket 8 is structure as a whole with casing 4, bearing 10 and drive end bearing bracket 8 it
Between be provided with oil sealing with sealed enclosure.
Specifically, in the present embodiment, rear end cap 9 is fixedly connected with casing 4 by screw 11, and rear end cap 9 is provided with waterproof
Vent valve 6 and through hole are stretched out for lead-out wire, and through hole is provided with the lead-out wire sealing-plug 1 for sealing, and lead-out wire sealing-plug 1 is excellent
Elect rubber parts as.Wherein, ventilative valve body and waterproof ventilated membrane are provided with waterproof vent valve 6, breathe freely valve body with rear
End cap fixed seal connection, the air-vent on ventilative valve body are connected with chassis cavity through waterproof ventilated membrane.
In order to further enhance the sealing property between rear end cap 9 and casing 4, set on casing 4 and the contact surface of rear end cap 9
There is sealed groove, in sealed groove, be provided with the sealing ring 7 of structure in a ring, sealing ring 7 is preferably rubber parts.
In sum, the drive end bearing bracket 8 and casing 4 in the utility model is in integrative-structure, and oil sealing 5 is located at drive end bearing bracket 8 and axle
Hold between 10, increased sealing reliability, reduce sealing cost, effective protection bearing arrangement extends bearing arrangement
Life-span, meanwhile, by arranging waterproof vent valve 6, when motor temperature drastically changes, maintain the circulation of air, it is to avoid when paddling
Sharp temperature drop, housing form negative pressure water suction and may result in short circuit in winding or damage, while dust can be completely cut off, prevent to electricity
Cause to damage inside machine；The automobile EPS brushless electric machines that the utility model is provided can be in high dust, high humility or even environment of paddling
Middle normal work.
Although the utility model essentially describes above example, it is intended only as example to be been described by, and this reality
This is not limited to new.It is special without deviating from the essence of embodiment that those of ordinary skill in the art can make multiple modifications and application
Property.For example, each part embodiment being shown in detail can be changed and be run, and the difference related to the modification and application can be recognized
For being included in the protection domain of the present utility model limited by claims.
Involved embodiment in this specification, its are meant that the specially feature with reference to the embodiment description, structure or spy
Property is included at least one embodiment of the present utility model.These terms for coming across in specification everywhere are not necessarily directed to
Same embodiment.Additionally, when special characteristic, structure or characteristic is described with reference to any embodiment, all thinking which falls into this area
In the range of these special characteristics, structure or the characteristic that those of ordinary skill can be just realized with reference to other embodiment.
Claims (5)
1. a kind of waterproof automobile EPS brushless electric machines, it is characterised in that including casing, stator, rotor, drive end bearing bracket, rear end cap,
Oil sealing, lead-out wire sealing-plug and waterproof vent valve, the stator are fixed on casing, and the rotor is rotatable by bearing
Be installed in casing, the drive end bearing bracket is structure as a whole with casing, oil sealing is provided between the bearing and drive end bearing bracket with sealer
Shell, the rear end cap are fixedly connected with casing by screw, and the rear end cap is provided with waterproof vent valve and through hole for drawing
Line stretches out, and the through hole is provided with the lead-out wire sealing-plug for sealing.
2. waterproof automobile EPS brushless electric machines according to claim 1, it is characterised in that the casing and rear end cap
Contact surface is provided with sealed groove, is provided with sealing ring in the sealed groove.
3. waterproof automobile EPS brushless electric machines according to claim 2, it is characterised in that the sealing ring and extraction
Linear sealing plug is elastic component.
4. waterproof automobile EPS brushless electric machines according to claim 2, it is characterised in that the sealing ring is tied in a ring
Structure.
5. waterproof automobile EPS brushless electric machines according to claim 1, it is characterised in that set in the waterproof vent valve
There are ventilative valve body and waterproof ventilated membrane, the ventilative valve body and rear end cap fixed seal connection, the ventilative valve body
On air-vent connect with chassis cavity through waterproof ventilated membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620941883.0U CN206023429U (en) | 2016-08-25 | 2016-08-25 | A kind of waterproof automobile EPS brushless electric machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620941883.0U CN206023429U (en) | 2016-08-25 | 2016-08-25 | A kind of waterproof automobile EPS brushless electric machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206023429U true CN206023429U (en) | 2017-03-15 |
Family
ID=58251982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620941883.0U Active CN206023429U (en) | 2016-08-25 | 2016-08-25 | A kind of waterproof automobile EPS brushless electric machines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206023429U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453518A (en) * | 2017-09-19 | 2017-12-08 | 张家港保税区创典炉窑通风设备有限公司 | Water cooled seal motor for High-temp. kiln blower fan |
| CN107947438A (en) * | 2017-12-19 | 2018-04-20 | 杭州江南电机股份有限公司 | A kind of energy-efficient plastic packaging motor and its installation method |
| CN108725315A (en) * | 2017-04-21 | 2018-11-02 | 郑州宇通客车股份有限公司 | A kind of new-energy automobile |
-
2016
- 2016-08-25 CN CN201620941883.0U patent/CN206023429U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108725315A (en) * | 2017-04-21 | 2018-11-02 | 郑州宇通客车股份有限公司 | A kind of new-energy automobile |
| CN108725315B (en) * | 2017-04-21 | 2023-08-01 | 宇通客车股份有限公司 | New energy automobile |
| CN107453518A (en) * | 2017-09-19 | 2017-12-08 | 张家港保税区创典炉窑通风设备有限公司 | Water cooled seal motor for High-temp. kiln blower fan |
| CN107947438A (en) * | 2017-12-19 | 2018-04-20 | 杭州江南电机股份有限公司 | A kind of energy-efficient plastic packaging motor and its installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 266, Fumin Road, Lucheng Street, Wujin District, Changzhou City, Jiangsu Province, 213000 Patentee after: Nedco Kaiyu Automotive Appliances (Jiangsu) Co.,Ltd. Address before: No. 156 Dongfang East Road, Economic Development Zone, Changzhou City, Jiangsu Province, 213000 Patentee before: NIDEC KAIYU AUTO ELECTRIC (JIANGSU) Co.,Ltd. |
|
| CP03 | Change of name, title or address |