CN206530431U - A kind of starter that support is served as a contrast with twin shaft - Google Patents
A kind of starter that support is served as a contrast with twin shaft Download PDFInfo
- Publication number
- CN206530431U CN206530431U CN201720238693.7U CN201720238693U CN206530431U CN 206530431 U CN206530431 U CN 206530431U CN 201720238693 U CN201720238693 U CN 201720238693U CN 206530431 U CN206530431 U CN 206530431U
- Authority
- CN
- China
- Prior art keywords
- assembly
- drive shaft
- isolator
- axle bush
- middle cover
- 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.)
- Expired - Fee Related
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Retarders (AREA)
Abstract
The utility model is related to a kind of starter that support is served as a contrast with twin shaft, and rotor assembly is supported in casing by bonnet, and planetary gear assembly is located in middle cover；Switch assembly is located between protecgulum and bonnet above casing；One end of the drive shaft of reducing gear assembly is rotatably arranged on protecgulum, and the output end of the other end through middle cover and planetary gear assembly is connected, and the output end of rotor assembly can be connected with the input of planetary gear assembly；Isolator is installed on the driving shaft, and shift fork upper end is connected with switch assembly, and middle part is connected on protecgulum, and lower end is arranged on isolator；Brush holder assembly is covered after being arranged on, and it is used to the power supply of switch assembly introduce rotor assembly, and axle bush a is provided between isolator and drive shaft；Axle bush b is installed between middle cover and drive shaft.The utility model makes middle cover, isolator produce between drive shaft respectively to be slidably connected, and reduces friction, reduces the generation of abnormal conditions.
Description
Technical field：
The utility model is related to starter devices field, more particularly to a kind of starting that support is served as a contrast with twin shaft
Machine.
Background technology：
Automobile engine is all pre-actuated and worked by starter, and starter includes dc motor, magnetic switch
With one-way clutch etc., magnetic switch is the instruction sent according to ignition switch when working, and promotes one-way clutch along drive shaft
Forward slip, and engaged with the big trochal disc of engine, while magnetic switch control is switched on or switched off the electricity of connection dc motor
Source.One-way clutch is being the big trochal disc that the power of dc motor is passed to engine, while when engine is started
After, block the power of engine to return and be transmitted to dc motor.
When starter works, the power supply of automobile storage battery is electrically connected by relay with the coil lead on switch assembly
Connect, power supply guided into switch assembly, after the coil of switch assembly obtains electric, the iron core in it overcomes spring force to be moved to the left,
Shifting fork assembly can be driven to be rotated around bearing pin, while power supply is introduced rotor assembly, rotor assembly in the presence of carbon brush holder assembly
It is electric after slowed down with respect to stator rotation thereon, the output end of rotor assembly by planetary gear assembly, then will move
Power is transmitted to drive shaft, and drive shaft is axially displaceably installed on protecgulum, and shift fork is used to drive drive shaft to move axially, and makes driving
Gear on axle is engaged or separated with the gear on engine, realizes engine start, starter is with starting in starting process
The moment of machine engagement, the impact shock of generation is very big, easily causes gear reduction and rotor assembly and other parts
Damage, reliability is poor.
When shift fork drives isolator to get, because isolator distance is bigger, starting acc power is bigger, and rotating speed is higher,
So drive shaft rocks larger, make the friction of isolator and drive shaft serious, can wear and tear over time, abnormal sound.
Utility model content：
The purpose of this utility model is that there is provided a kind of starting that support is served as a contrast with twin shaft in view of the deficiencies of the prior art
Machine, axle bush a is equiped between isolator and drive shaft, axle bush b is equiped between middle cover and drive shaft, makes middle cover, isolator
One is produced between drive shaft respectively to be slidably connected, reduce friction, reduce the generation of abnormal conditions.
Technology solution of the present utility model is as follows：
A kind of starter that support is served as a contrast with twin shaft, rotor assembly is arranged in casing, and is supported by bonnet, planet tooth
Wheel assembly is located in middle cover；Switch assembly is arranged on above casing, and positioned between protecgulum and bonnet；The drive of reducing gear assembly
One end of moving axis is rotatably arranged on protecgulum, and the output end of the other end through the middle cover and planetary gear assembly of drive shaft is passed
Dynamic connection, the output end of rotor assembly can be connected with the input of planetary gear assembly；Isolator is installed on the driving shaft,
Shift fork upper end is connected with switch assembly, and middle part is connected on protecgulum by bearing pin, and shift fork lower end is arranged on isolator；Brush holder is total
Covered into after, it is used to the power supply of switch assembly introduce rotor assembly, is provided between middle cover and planetary gear assembly
Ring gear, is provided with axle bush a between the isolator and drive shaft；Axle bush b is installed between the middle cover and drive shaft.
Preferably, being provided with axle bush a between the drive gear and drive shaft of the isolator, and it is located at axle in drive shaft
Sealing ring is equiped with the left of lining a and drive gear.
Preferably, the axle bush a is annulus structure, axle bush a length is less than the length of drive gear.
Preferably, the axle bush b is annulus structure.
The beneficial effects of the utility model are：
Shift fork of the present utility model drives isolator to get, and is equiped with axle bush a between isolator and drive shaft, middle cover with
Axle bush b is equiped between drive shaft, middle cover, isolator is produced one between drive shaft respectively and is slidably connected, reduce friction,
Make the against damages of gear reduction and rotor assembly and other parts, reliability is good.
Brief description of the drawings：
The utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Symbol description in figure：I-rotor assembly；II-planetary gear assembly；III-switch assembly；IV-isolator；
V-brush holder assembly；1-casing；2-bonnet；3-middle cover；4-protecgulum；5-drive shaft；6-shift fork；7-bearing pin；8-axle
Serve as a contrast a；9-axle bush b.
Embodiment：
Embodiment, is shown in accompanying drawing 1, and a kind of starter that support is served as a contrast with twin shaft, rotor assembly I leads in casing 1
Later lid 2 is supported, and planetary gear assembly II is located in middle cover 3；Switch assembly III is arranged on above casing, and positioned at the He of protecgulum 4
Between bonnet；One end of the drive shaft 5 of reducing gear assembly is rotatably arranged on protecgulum, during the other end of drive shaft is passed through
The output end of lid and planetary gear assembly is connected, and the output end of rotor assembly can be driven with the input of planetary gear assembly
Connection；Isolator IV is installed on the driving shaft, and the upper end of shift fork 6 is connected with switch assembly, and middle part is connected to protecgulum by bearing pin 7
On, shift fork lower end is arranged on isolator；Brush holder assembly V is covered after being arranged on, and it is used to the power supply of switch assembly introduce electricity
Pivot assembly, is provided with ring gear, axle bush a8 is provided between the isolator and drive shaft between middle cover and planetary gear assembly；Institute
State and axle bush b9 is installed between middle cover and drive shaft.
Axle bush a is installed between the drive gear and drive shaft of the isolator, and is located at axle bush a and driving in drive shaft
Sealing ring is equiped with the left of gear.
The axle bush a is annulus structure, and axle bush a length is less than the length of drive gear.
The axle bush b is annulus structure.
The utility model is after the coil of switch assembly obtains electric, and the iron core in it overcomes spring force to be moved to the left, can band
Dynamic shift fork is rotated around bearing pin, while power supply is introduced rotor assembly in the presence of brush holder assembly, rotor assembly obtain it is electric after it is relative
Stator rotation thereon, the output end of rotor assembly is slowed down by planetary gear assembly, and power then is transmitted into driving
Axle, drive shaft is axially displaceably installed on protecgulum, and shift fork is used to drive drive shaft to move axially, and makes the gear in drive shaft
Engaged with the gear on engine, realize engine start, the moment that starter is engaged with engine in starting process, produced
Impact shock it is very big, be equiped with axle bush a between the drive gear and drive shaft of isolator, between middle cover and drive shaft install
There is axle bush b, middle cover, drive gear is produced one between drive shaft respectively and be slidably connected, reduce friction, make gear reduction unit
Structure and rotor assembly and other parts it is against damages, reliability is good.
Above-described embodiment is the specific descriptions carried out to the utility model, and simply the utility model is carried out furtherly
It is bright, it is impossible to be interpreted as the restriction to the utility model protection domain, those skilled in the art is according in above-mentioned utility model
Appearance is made some nonessential modifications and adaptations and each fallen within protection domain of the present utility model.
Claims (4)
1. a kind of starter that support is served as a contrast with twin shaft, rotor assembly is arranged in casing, and is supported by bonnet, planetary gear
Assembly is located in middle cover；Switch assembly is arranged on above casing, and positioned between protecgulum and bonnet；The driving of reducing gear assembly
One end of axle is rotatably arranged on protecgulum, and the output end of the other end through the middle cover and planetary gear assembly of drive shaft is driven
Connection, the output end of rotor assembly can be connected with the input of planetary gear assembly；Isolator is installed on the driving shaft, is dialled
Fork upper end is connected with switch assembly, and middle part is connected on protecgulum by bearing pin, and shift fork lower end is arranged on isolator；Brush holder assembly
Covered after being arranged on, it is used to the power supply of switch assembly introduce rotor assembly, provided with interior between middle cover and planetary gear assembly
Gear ring, it is characterised in that：Axle bush a is installed between the isolator and drive shaft；It is provided between the middle cover and drive shaft
Axle bush b.
2. a kind of starter that support is served as a contrast with twin shaft according to claim 1, it is characterised in that：The drive of the isolator
Axle bush a is installed between moving gear and drive shaft, and sealing is equiped with the left of axle bush a and drive gear in drive shaft
Circle.
3. a kind of starter that support is served as a contrast with twin shaft according to claim 2, it is characterised in that：The axle bush a is ring
Shape tube-in-tube structure, axle bush a length is less than the length of drive gear.
4. a kind of starter that support is served as a contrast with twin shaft according to claim 1, it is characterised in that：The axle bush b is ring
Shape tube-in-tube structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720238693.7U CN206530431U (en) | 2017-03-13 | 2017-03-13 | A kind of starter that support is served as a contrast with twin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720238693.7U CN206530431U (en) | 2017-03-13 | 2017-03-13 | A kind of starter that support is served as a contrast with twin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206530431U true CN206530431U (en) | 2017-09-29 |
Family
ID=59915487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720238693.7U Expired - Fee Related CN206530431U (en) | 2017-03-13 | 2017-03-13 | A kind of starter that support is served as a contrast with twin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206530431U (en) |
-
2017
- 2017-03-13 CN CN201720238693.7U patent/CN206530431U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170929 Termination date: 20190313 |