CN208571791U - A kind of motor protection device for energy automobile - Google Patents
A kind of motor protection device for energy automobile Download PDFInfo
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- CN208571791U CN208571791U CN201821048538.XU CN201821048538U CN208571791U CN 208571791 U CN208571791 U CN 208571791U CN 201821048538 U CN201821048538 U CN 201821048538U CN 208571791 U CN208571791 U CN 208571791U
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- bearing bracket
- end bearing
- drive end
- throw rijng
- shaft
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Abstract
The utility model relates to the water dumping protection technology fields of motor, disclose a kind of motor protection device for energy automobile, it from left to right successively include mounting seat of brake, throw rijng and drive end bearing bracket, outside framework oil seal is installed between drive end bearing bracket and shaft, the lower end of drive end bearing bracket is provided with protection department, protection department includes horizontal sides and vertical edges, and the upper surface of horizontal sides and outside framework oil seal fits；The side of mounting seat of brake offers water inlet, throw rijng is fixedly connected with shaft, throw rijng includes columned connection ring, the first bulge loop and coniform positioning disk, one side cover of positioning disk is closed in the end of outside framework oil seal, left side wall, protection department and the throw rijng of drive end bearing bracket form lead-over groove, the inside of mounting seat of brake and the outside of throw rijng form flow-guiding channel, offer diversion trench in drive end bearing bracket.The utility model increases its safeguard structure, and muddy water is avoided to enter the outside framework oil seal position of motor.
Description
Technical field
The utility model relates to the water dumping protection technology fields of motor, and in particular to a kind of motor for preventing for energy automobile
Protection unit.
Background technique
Electric machine structure includes stator, rotor, casing, end cap and several parts of terminal box, wherein in New energy automobile motor
There is the motor with vehicle stop brake mechanism, and New energy automobile motor requires complete machine structure degree of protection to cannot be below IP67, just
It is the entrance that can not only prevent dust, can be also soaked in water under defined pressure and time, inflow is without adverse effect.
The primary protection difficult point of general New energy automobile motor is power output end, elsewhere as static sealing is universal
It can be met the requirements using O-ring seal, gasket.Power output end generallys use outside framework oil seal and is sealed, and skeleton
The installation position of oil sealing is mostly insufficient without protection or protection.Since running car environment is complicated, and common rainwater silt road surface,
It might have rainwater to stir or squeezed in splash to motor by vehicle, then go deep into the skeleton of motor by the power output end of motor
Oil sealing cooperates at gear, so that outside framework oil seal abrasion is accelerated, reduced lifetime, and and then protection is caused to fail.
Utility model content
The utility model is intended to provide a kind of motor protection device for energy automobile, mainly for line shaft output end
The motor of band brake increases its safeguard structure, avoids muddy water from entering the outside framework oil seal position of motor, extends making for outside framework oil seal
Use the service life.
In order to achieve the above objectives, the utility model adopts the following technical solution: a kind of motor protection for energy automobile
Device, successively includes the mounting seat of brake, throw rijng and the drive end bearing bracket that are mounted in shaft from left to right, drive end bearing bracket and shaft it
Between outside framework oil seal is installed, throw rijng is located at the left side of outside framework oil seal, and drive end bearing bracket is located at the top of throw rijng, mounting seat of brake
Positioned at the top of throw rijng；The lower end of drive end bearing bracket is in contact with outside framework oil seal, and the lower end of drive end bearing bracket is provided with protection department, described anti-
The cross-sectional shape in shield portion is L shape, and protection department includes horizontal sides and vertical edges, and the upper surface of horizontal sides and outside framework oil seal is affixed
It closes；Side of the mounting seat of brake far from drive end bearing bracket and shaft vertically offer water inlet, and mounting seat of brake is close to drive end bearing bracket
Side upwardly extend, and be fixedly connected with the upper end side wall of drive end bearing bracket；Throw rijng is fixedly connected with shaft, and throw rijng includes circle
Columnar connection ring, connection ring are set in shaft, and connection ring and shaft are interference fitted, and side of the connection ring far from drive end bearing bracket is perpendicular
To the first bulge loop is fixedly connected with, connection ring is vertically fixedly connected with coniform positioning disk close to the side of drive end bearing bracket, guiding
Disk is closed close to a side cover of drive end bearing bracket in the end of outside framework oil seal, and positioning disk is fixedly connected with far from the side level of the first bulge loop
The upper end of second bulge loop, the vertical edges of the inside and protection department of the second bulge loop offsets, left side wall, protection department and the water dumping of drive end bearing bracket
Ring forms lead-over groove, and the inside of mounting seat of brake and the outside of throw rijng form flow-guiding channel, offer water conservancy diversion in drive end bearing bracket
Slot.
The principle of this programme: when practical application, first in shaft rotation process, the brake being fixedly connected with shaft is installed
Seat can rotate with it, and since running car environment is more complicated, encounter the road surface of high concentration of sediment and rainwater, rainwater is with cartwheel roll
It is dynamic, so that in the splashes to motor such as mud, rainwater, then entered in flow-guiding channel by water inlet as machine shaft is rotated.Turn
Axis drives throw rijng to be rotated, and silt, rainwater etc. are thrown away, and part rainwater touches the inner wall in mounting seat of brake, and along
The inner wall of mounting seat of brake flows in lead-over groove, and final rainwater and silt are flowed out along diversion trench.
The utility model has the advantages that
1, the roller end of the utility model motor is equipped with brake, this body structure is compact, and room for improvement compares
It is small, it is difficult to do multilayer proofing to outside framework oil seal in roller end, or increase anti-sediment structure etc..And the utility model utilizes braking
The design feature of device mounting base and drive end bearing bracket itself, and it is fixedly connected with protection department in the side of drive end bearing bracket, so that brake is pacified
The outside of the inside and throw rijng that fill seat forms flow-guiding channel, and left side wall, protection department and the throw rijng of drive end bearing bracket form lead-over groove,
Result in formation of labyrinth type safeguard structures, without increasing excessive safeguard structure, can realize to the sundries of silt, rainwater etc.
Drainage function realizes the safeguard function of limited design space.
2, the utility model installs water dumping ring structure additional on the outside of outside framework oil seal, and throw rijng itself, which can will enter brake, pacifies
It fills the silt inside seat to completely cut off on the outside of outside framework oil seal, and throw rijng is rotated with shaft, moreover it is possible to play and throw slime water away
Effect not only increases the service life of outside framework oil seal, also mentions to play the role of completely cutting off silt on the outside of outside framework oil seal
Degree of protection, the security performance etc. of motor are risen.
3, the utility model is fixedly connected with the first bulge loop far from the side of outside framework oil seal in throw rijng, may be implemented needing
When replacing, the first bulge loop can be clamped using tools such as pliers, convenient for separating throw rijng with shaft, reduces device
Dismantle difficulty.
Preferably, it is fixedly connected with stainless steel layer on the outside of throw rijng, throw rijng water-proof function can be made more preferable in this way, is made
It is long with the time, it is not easy to get rusty.
Preferably, the side wall of throw rijng, which opens up, has the gap, and the side in gap opens up fluted, the fixed company in the other side in gap
It is connected to the raised line with groove cooperation, raised line is fixedly connected by elastic strip with the inner concave of groove.Since throw rijng and shaft are
Interference fit, so difficulty is bigger in disassembly, and in such a way that strength is pullled, shaft surface is easy to produce scratch.For
This, the structure of setting groove and raised line cooperation, by exerting a force from inside to outside to throw rijng, so that the elasticity between groove and raised line
Deformation occurs for item stretching, thus by throw rijng and shaft quick separating.
Preferably, bearing is fixedly connected between shaft and drive end bearing bracket, bearing is located at the right side of outside framework oil seal.Axis is set
It holds, the rotation of shaft can be supported, reduce the coefficient of friction in its motion process, and guarantee its rotating accuracy.
Preferably, the first bulge loop is directed laterally to disk direction close to the one of positioning disk and is obliquely installed.Be conducive in this way and pliers
Equal tools snap together, compared with planar structure, it is not easy to have skidded phenomenon.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the motor protection device embodiment for energy automobile of the utility model；
Fig. 2 is the structural schematic diagram of throw rijng in Fig. 1.
Specific embodiment
The utility model is described in further detail below by specific embodiment:
Appended drawing reference in Figure of description includes: shaft 1, mounting seat of brake 2, drive end bearing bracket 3, water inlet 4, skeleton oil
Envelope 5, bearing 6, protection department 7, throw rijng 8, connection ring 801, the first bulge loop 802, positioning disk 803, the second bulge loop 804, groove 9,
Raised line 10, elastic strip 11.
Embodiment is as depicted in figs. 1 and 2: a kind of motor protection device for energy automobile successively includes from left to right
Mounting seat of brake 2, throw rijng 8 and the drive end bearing bracket 3 being mounted in shaft 1 are fixedly connected with stainless steel layer on the outside of throw rijng 8.
The left side of mounting seat of brake 2 offers water inlet 4, and mounting seat of brake 2 upwardly extends, and mounting seat of brake 2 is upper
It holds and is bolted with the left side side wall of drive end bearing bracket 3.Outside framework oil seal 5 is installed, throw rijng 8 is located at bone between drive end bearing bracket 3 and shaft 1
The left side of frame oil sealing 5, drive end bearing bracket 3 are located at the top of throw rijng 8, and mounting seat of brake 2 is located at the top of throw rijng 8, drive end bearing bracket 3
Lower end be in contact with outside framework oil seal 5, bearing 6 is fixedly connected between shaft 1 and drive end bearing bracket 3, bearing 6 is located at outside framework oil seal 5
Right side.The lower end of drive end bearing bracket 3 is welded with protection department 7, and the cross-sectional shape of protection department 7 is L shape, and protection department 7 includes horizontal sides
And vertical edges, horizontal sides and the upper surface of outside framework oil seal 5 fit.Throw rijng 8 is connect with 1 hot jacket interference of shaft, and throw rijng 8 wraps
Columned connection ring 801 is included, connection ring 801 is set in shaft 1, and connection ring 801 and shaft 1 are interference fitted, connection ring 801
Left side be vertically welded with the first bulge loop 802, the right side of the first bulge loop 802 is directed laterally to 803 direction of disk and is obliquely installed.Connection ring
801 right side is welded with coniform positioning disk 803, and the right cap of positioning disk 803 is closed in the end of outside framework oil seal 5, positioning disk
803 right end level is welded with the second bulge loop 804, and the inside of the second bulge loop 804 and the upper end of the vertical edges of protection department 7 offset,
Left side wall, protection department 7 and the throw rijng 8 of drive end bearing bracket 3 form lead-over groove, the inside of mounting seat of brake 2 and the outside of throw rijng 8
Flow-guiding channel is formed, offers diversion trench in drive end bearing bracket 3.
As shown in Fig. 2, the side wall of throw rijng 8 is opened up and had the gap, the side in gap opens up fluted 9, the other side in gap
It is fixedly connected with the raised line 10 cooperated with groove 9, raised line 10 is fixedly connected by elastic strip 11 with the inner concave of groove 9.
When practical application, first in 1 rotation process of shaft, the mounting seat of brake 2 being fixedly connected with shaft 1 can turn therewith
It is dynamic, since running car environment is more complicated, encounter the road surface of high concentration of sediment and rainwater, rainwater with wheel rolling so that mud,
In the splashes to motor such as rainwater, then as the rotation of machine shaft 1 passes through in the entrance flow-guiding channel of water inlet 4.Shaft 1 drives water dumping
Ring 8 is rotated, and silt, rainwater etc. are thrown away, and part rainwater touches the inner wall in mounting seat of brake 2, and pacifies along brake
The inner wall of dress seat 2 flows in lead-over groove, and final rainwater and silt are flowed out along diversion trench.
Above-described is only the embodiments of the present invention, well known specific technical solution and/or characteristic etc. in scheme
Common sense does not describe excessively herein.It should be pointed out that for those skilled in the art, not departing from the utility model technology
Under the premise of scheme, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these
It all will not influence the effect and patent practicability of the utility model implementation.This application claims protection scope should be with its right
It is required that content subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.
Claims (5)
1. a kind of motor protection device for energy automobile, which is characterized in that from left to right successively include being mounted in shaft
Mounting seat of brake, throw rijng and drive end bearing bracket, outside framework oil seal is installed, throw rijng is located at bone between the drive end bearing bracket and shaft
The left side of frame oil sealing, drive end bearing bracket are located at the top of throw rijng, and mounting seat of brake is located at the top of throw rijng；The drive end bearing bracket
Lower end is in contact with outside framework oil seal, and the lower end of drive end bearing bracket is provided with protection department, and the cross-sectional shape of the protection department is L shape, prevents
Shield portion includes horizontal sides and vertical edges, and the upper surface of horizontal sides and outside framework oil seal fits；The mounting seat of brake is far from before
The side of end cap and shaft vertically offer water inlet, and mounting seat of brake is upwardly extended close to the side of drive end bearing bracket, and with it is preceding
The upper end side wall of end cap is fixedly connected；The throw rijng is fixedly connected with shaft, and throw rijng includes columned connection ring, connection
Ring set is located in shaft, and connection ring and shaft are interference fitted, and connection ring is vertically fixedly connected with first far from the side of drive end bearing bracket
Bulge loop, connection ring are vertically fixedly connected with coniform positioning disk close to the side of drive end bearing bracket, positioning disk close to drive end bearing bracket one
Side cover is closed in the end of outside framework oil seal, and positioning disk is fixedly connected with the second bulge loop far from the side level of the first bulge loop, and second is convex
The upper end of the vertical edges of the inside and protection department of ring offsets, and left side wall, protection department and the throw rijng of drive end bearing bracket form lead-over groove, system
The inside of dynamic device mounting base and the outside of throw rijng form flow-guiding channel, offer diversion trench in the drive end bearing bracket.
2. the motor protection device according to claim 1 for energy automobile, it is characterised in that: on the outside of the throw rijng
It is fixedly connected with stainless steel layer.
3. the motor protection device according to claim 2 for energy automobile, it is characterised in that: the side of the throw rijng
Wall, which opens up, to be had the gap, the side in the gap open up it is fluted, the other side in gap be fixedly connected with groove cooperation raised line,
Raised line is fixedly connected by elastic strip with the inner concave of groove.
4. the motor protection device according to claim 3 for energy automobile, it is characterised in that: the shaft and front end
Bearing is fixedly connected between lid, bearing is located at the right side of outside framework oil seal.
5. the motor protection device according to any one of claims 1 to 4 for energy automobile, it is characterised in that: described
First bulge loop is directed laterally to disk direction close to the one of positioning disk and is obliquely installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821048538.XU CN208571791U (en) | 2018-06-29 | 2018-06-29 | A kind of motor protection device for energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821048538.XU CN208571791U (en) | 2018-06-29 | 2018-06-29 | A kind of motor protection device for energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208571791U true CN208571791U (en) | 2019-03-01 |
Family
ID=65490204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821048538.XU Active CN208571791U (en) | 2018-06-29 | 2018-06-29 | A kind of motor protection device for energy automobile |
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| Country | Link |
|---|---|
| CN (1) | CN208571791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586484A (en) * | 2021-08-27 | 2021-11-02 | 哈利法克斯风机(深圳)有限公司 | Drainage shaft seal mechanism and centrifugal fan of vertical installation |
-
2018
- 2018-06-29 CN CN201821048538.XU patent/CN208571791U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586484A (en) * | 2021-08-27 | 2021-11-02 | 哈利法克斯风机(深圳)有限公司 | Drainage shaft seal mechanism and centrifugal fan of vertical installation |
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