CN207117399U - A kind of electric motor of automobile rotating shaft - Google Patents
A kind of electric motor of automobile rotating shaft Download PDFInfo
- Publication number
- CN207117399U CN207117399U CN201721054668.XU CN201721054668U CN207117399U CN 207117399 U CN207117399 U CN 207117399U CN 201721054668 U CN201721054668 U CN 201721054668U CN 207117399 U CN207117399 U CN 207117399U
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- CN
- China
- Prior art keywords
- gas expansion
- expansion shaft
- head
- shaft head
- electric motor
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- 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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Abstract
The utility model discloses a kind of electric motor of automobile rotating shaft, it is related to auto parts field, the first end of gas expansion shaft is provided with threaded post, snap joint is provided with the end face of the gas expansion shaft head other end, snap joint is internally provided with check valve, on the inside of check valve pressure sensor piece is internally provided with positioned at gas expansion shaft head, the side of snap joint, which is located on the end face of gas expansion shaft head, is additionally provided with vent valve, the end face center opening position of gas expansion shaft head is provided with the socket axle journal being connected with gas expansion shaft head, socket axle journal side is provided with escape, escape side is provided with thread head, travelling gear is arranged on the opposite side of splined shaft, the other end of travelling gear is provided with optical axis.Beneficial effect is：The travelling gear and the splined shaft are integral type structure, loosening will not be produced in use, and bearing, not only easy installation and removal are installed in head by the gas expansion shaft head, and bearing side can install slip ring and nut successively and it be carried out spacing and be fixed, and prevent bearing from coming off.
Description
Technical field
A kind of electric motor of automobile rotating shaft is the utility model is related to, belongs to auto parts field.
Background technology
Electric motor of automobile rotating shaft is the important transmission parts of motor rotation, and motor is outwards transmitted rotation torque by rotating shaft.
Application No.：201620794064.8 Chinese patent, particular content is：A kind of or electric motor of automobile rotating shaft is provided, is solved
Common rotating shaft installation inconvenience, the bad technical problem of stable connection；Its drip irrigation device is：A kind of electric motor of automobile rotating shaft, bag
Axis body is included, ladder is provided with output shaft, connecting shaft and power transmission shaft on axis body, and the diameter of the output shaft is less than the straight of connecting shaft
Footpath, the diameter of the connecting shaft are less than the diameter of power transmission shaft, and the connecting shaft includes the first connecting shaft located at axis body end, institute
The end for stating the first connecting shaft is provided with the centre bore of stairstepping, and the medial side wall profiles of the centre bore set regular polygon.On
Machine shaft in patent is stated by installing flat key in keyway come fixed conveyor gear, easily causes travelling gear in use
Loosen, and the bearing of output shaft end installation need to be interference fitted with axle journal, therefore installing/dismounting is more difficult.
Utility model content
In view of the above-mentioned problems, the technical problems to be solved in the utility model is to provide a kind of electric motor of automobile rotating shaft.
A kind of electric motor of automobile rotating shaft of the present utility model, including thread head, escape, socket axle journal, gas expansion shaft head, screw thread
Post, splined shaft, travelling gear, optical axis, snap joint, check valve, pressure sensor piece and vent valve, the first end of gas expansion shaft are provided with
Threaded post, gas expansion shaft head are arranged on splined shaft by threaded post, and snap joint is provided with the end face of the gas expansion shaft head other end,
Snap joint is internally provided with check valve, and gas expansion shaft head is located on the inside of check valve is internally provided with pressure sensor piece, fast quick access
The side of head, which is located on the end face of gas expansion shaft head, is additionally provided with vent valve, and the end face center opening position of gas expansion shaft head is provided with and gas
The connected socket axle journal of the spindle nose that rises, socket axle journal side are provided with escape, and escape side is provided with thread head, travelling gear
The opposite side of splined shaft is arranged on, the other end of travelling gear is provided with optical axis.
Preferably, described gas expansion shaft head and splined shaft are detachably connected by threaded post, and gas expansion shaft head is being installed
When threaded post surface smear screw thread glue need to so be set the processing that facilitate gas expansion shaft head, be also convenient for the processing of splined shaft, can
Substantially reduce the difficulty of processing of machine shaft.
Preferably, being provided with circular groove at described gas expansion shaft end surface installation snap joint, make snap joint recessed
In being trapped in, and the top of snap joint is less than the end face of gas expansion shaft head, and so setting neither influences slip ring or gear on socket axle journal
The installation of circle, while nor affect on and be inflated source of the gas access snap joint to gas expansion shaft head.
Preferably, described vent valve is also recessed in the end face of gas expansion shaft head, and top is less than the end of gas expansion shaft head
Face, vent valve are Manual press deflation structure, and so setting is identical with the setting advantage of snap joint, do not influence to be socketed axle journal
The installation of upper slip ring or back-up ring, at the same again facilitate dismounting when, the gas in gas expansion shaft head is quickly released.
Preferably, described pressure sensor piece electrically connects with the control system in automobile cabin, so set and be easy to
Human pilot can be intuitively seen installed in whether gas expansion shaft head upper rotor part or bearing loosen in driving cabin.
Preferably, described socket axle journal, escape and thread head is connected as a single entity with gas expansion shaft head, so it is provided with
Beneficial to the axiality for ensureing socket axle journal and thread head and gas expansion shaft head.
Preferably, described travelling gear and optical axis is formed with splined shaft to be integrally machined using 40Cr optical wands, so
Transmission continuity between travelling gear and splined shaft can not only be improved by setting, it is also ensured that both intensity in transmission will
Ask.
Preferably, described travelling gear is spur gear, so sets and not only facilitate processing, and processing essence can be improved
Degree, reduce processing cost.
The beneficial effects of the utility model are：The travelling gear and the splined shaft are integral type structure, in use
Loosening will not be produced, and bearing, not only easy installation and removal are installed in head by the gas expansion shaft head, and bearing side can be successively
Installation slip ring and nut are carried out spacing and fixed to it, prevent bearing from coming off.
Brief description of the drawings
For ease of explanation, the utility model is described in detail by following specific implementations and accompanying drawing.
Fig. 1 is a kind of front view of electric motor of automobile rotating shaft described in the utility model；
Fig. 2 is a kind of gas expansion shaft head partial sectional view of electric motor of automobile rotating shaft described in the utility model；
Fig. 3 is a kind of distant gas expansion shaft head left view of electric motor of automobile rotating shaft described in the utility model.
Description of reference numerals is as follows：
1st, thread head；2nd, escape；3rd, it is socketed axle journal；4th, gas expansion shaft head；5th, threaded post；6th, splined shaft；7th, travelling gear；
8th, optical axis；9th, snap joint；10th, check valve；11st, pressure sensor piece；12nd, vent valve.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1, Figure 2, Figure 3 shows, present embodiment uses following technical scheme：It includes thread head 1, escape
2nd, axle journal 3, gas expansion shaft first 4, threaded post 5, splined shaft 6, travelling gear 7, optical axis 8, snap joint 9, check valve 10, pressure are socketed
Sensing chip 11 and vent valve 12, first 4 one end of gas expansion shaft are provided with threaded post 5, and gas expansion shaft first 4 is arranged on spline by threaded post 5
On axle 6, snap joint 9 is provided with the end face of first 4 other end of gas expansion shaft, snap joint 9 is internally provided with check valve 10, unidirectionally
The inner side of valve 10 is internally provided with pressure sensor piece 11 positioned at gas expansion shaft first 4, and the side of snap joint 9 is located at gas expansion shaft first 4
Vent valve 12 is additionally provided with end face, the end face center opening position of gas expansion shaft first 4 is provided with the socked shaft being connected with gas expansion shaft first 4
Neck 3, socket axle journal 3 side are provided with escape 2, and the side of escape 2 is provided with thread head 1, and travelling gear 7 is arranged on splined shaft
6 opposite side, the other end of travelling gear 7 are provided with optical axis 8.
Wherein, described gas expansion shaft first 4 and splined shaft 6 are detachably connected by threaded post 5, and gas expansion shaft first 4 is being installed
When the surface smear screw thread glue of threaded post 5 need to so be set the processing that facilitate gas expansion shaft first 4, be also convenient for splined shaft 6 plus
Work, the difficulty of processing of machine shaft can be substantially reduced；Circle is provided with the first 4 end face installation snap joint 9 of described gas expansion shaft
Groove, including making the depression of snap joint 9, and the top of snap joint 9 is less than the end face of gas expansion shaft first 4, so sets neither shadow
The installation of slip ring or back-up ring on socket axle journal 3 is rung, while nor affects on and carries out source of the gas access snap joint 9 first to gas expansion shaft 4
Inflation；Described vent valve 12 is also recessed in the end face of gas expansion shaft first 4, and top is less than the end face of gas expansion shaft first 4, vent valve
12 be Manual press deflation structure, and so setting is identical with the setting advantage of snap joint 9, does not influence to be socketed sliding on axle journal 3
The installation of ring or back-up ring, at the same again facilitate dismounting when, the gas in gas expansion shaft first 4 is quickly released；Described pressure sensor piece
11 electrically connect with the control system in automobile cabin, so set and are easy to human pilot intuitively to see peace in driving cabin
Whether loosened mounted in first 4 upper rotor part of gas expansion shaft or bearing；Described socket axle journal 3, escape 2 and thread head 1 is and gas expansion shaft
First 4 are connected as a single entity, and so set the axiality for advantageously ensuring that socket axle journal 3 and thread head 1 and gas expansion shaft first 4；Described biography
Moving gear 7 and optical axis 8 are formed with splined shaft 6 to be integrally machined using 40Cr optical wands, and travelling gear 7 can not only be improved by so setting
Transmission continuity between splined shaft 6, it is also ensured that both transmission when intensity requirement；Described travelling gear 7 is straight
Gear, so set and not only facilitate processing, and machining accuracy can be improved, reduce processing cost.
Present embodiment be the gas expansion shaft first 4 in no pressure by bearing holder (housing, cover) on device external diameter, and make close to institute
The bearing inner race for stating the one end of splined shaft 6 is withstood on the end face of the splined shaft 6, and bearing is got rid of next, and air pump is accessed by tracheae
The snap joint 9, first to the gas expansion shaft 4 are inflated, when the detection pressure of the pressure sensor piece 11 reaches setting ginseng
During number, stop inflation, while tracheae is extracted from the snap joint 9, the check valve 10 can prevent the gas expansion shaft first 4
Interior gas outwards discharges, and internal air pressure makes the raised line of the gas expansion shaft outwards rise, and bearing is firmly fixed on the gas
Rise on spindle nose 4, slip ring sleeve be socketed on axle journal 3 described, then nut is screwed on the thread head 1, slip ring get rid of tightly,
Slip ring is held out against the inner ring of outboard bearing, carry out double limitation and fixation to bearing, in driving procedure, driver can pass through driving
The atmospheric pressure value that control panel in storehouse is checked in gas expansion shaft first 4, when atmospheric pressure value decline or it is unstable when can check and repair in time,
So as to avoid an accident, during dismounting, only need first to remove slip ring and nut, recycle the vent valve 12 by the gas expansion shaft first 4
Interior gas, which is released, can easily remove bearing, and the drive bearing being connected as a single entity with the splined shaft 6 can be avoided effectively
Loose phenomenon during transmission.
General principle, principal character and advantage of the present utility model has been shown and described above.The technical staff of the industry
It should be appreciated that the utility model is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification is originally
The principle of utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model also has various change
And improvement, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model requires protection scope
Defined by appended claims and its effect thing.
Claims (8)
- A kind of 1. electric motor of automobile rotating shaft, it is characterised in that：It includes thread head (1), escape (2), socket axle journal (3), gas and risen Spindle nose (4), threaded post (5), splined shaft (6), travelling gear (7), optical axis (8), snap joint (9), check valve (10), feeling of stress Piece (11) and vent valve (12) are answered, gas expansion shaft head (4) one end is provided with threaded post (5), and gas expansion shaft head (4) passes through threaded post (5) On splined shaft (6), snap joint (9) is provided with the end face of gas expansion shaft head (4) other end, snap joint (9) is internal Check valve (10) is provided with, gas expansion shaft head (4) is located on the inside of check valve (10) is internally provided with pressure sensor piece (11), quickly The side of joint (9), which is located on the end face of gas expansion shaft head (4), is additionally provided with vent valve (12), the end face center of gas expansion shaft head (4) Opening position is provided with the socket axle journal (3) being connected with gas expansion shaft head (4), and socket axle journal (3) side is provided with escape (2), moved back Cutter groove (2) side is provided with thread head (1), and travelling gear (7) is arranged on the opposite side of splined shaft (6), travelling gear (7) it is another One end is provided with optical axis (8).
- A kind of 2. electric motor of automobile rotating shaft according to claim 1, it is characterised in that：Described gas expansion shaft head (4) and spline Axle (6) is detachably connected by threaded post (5), and gas expansion shaft head (4) needs threaded post (5) surface smear screw thread when mounted Glue.
- A kind of 3. electric motor of automobile rotating shaft according to claim 1, it is characterised in that：Described gas expansion shaft head (4) end face peace Dress snap joint (9) place is provided with circular groove, and including making snap joint (9) depression, and the top of snap joint (9) is less than gas Rise the end faces of spindle nose (4).
- A kind of 4. electric motor of automobile rotating shaft according to claim 1, it is characterised in that：Described vent valve (12) is also recessed In the end face of gas expansion shaft head (4), and top is less than the end face of gas expansion shaft head (4), and vent valve (12) is Manual press deflation knot Structure.
- A kind of 5. electric motor of automobile rotating shaft according to claim 1, it is characterised in that：Described pressure sensor piece (11) and vapour Control system electrical connection in car driving cabin.
- A kind of 6. electric motor of automobile rotating shaft according to claim 1, it is characterised in that：Described socket axle journal (3), escape (2) it is connected as a single entity with thread head (1) with gas expansion shaft head (4).
- A kind of 7. electric motor of automobile rotating shaft according to claim 1, it is characterised in that：Described travelling gear (7) and optical axis (8) formed with splined shaft (6) to be integrally machined using 40Cr optical wands.
- A kind of 8. electric motor of automobile rotating shaft according to claim 1, it is characterised in that：Described travelling gear (7) is straight-tooth Wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721054668.XU CN207117399U (en) | 2017-08-22 | 2017-08-22 | A kind of electric motor of automobile rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721054668.XU CN207117399U (en) | 2017-08-22 | 2017-08-22 | A kind of electric motor of automobile rotating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207117399U true CN207117399U (en) | 2018-03-16 |
Family
ID=61570447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721054668.XU Expired - Fee Related CN207117399U (en) | 2017-08-22 | 2017-08-22 | A kind of electric motor of automobile rotating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207117399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634606A (en) * | 2017-11-05 | 2018-01-26 | 马志伟 | A kind of electric motor of automobile rotating shaft |
-
2017
- 2017-08-22 CN CN201721054668.XU patent/CN207117399U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634606A (en) * | 2017-11-05 | 2018-01-26 | 马志伟 | A kind of electric motor of automobile rotating shaft |
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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 |
Granted publication date: 20180316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |