CN206419141U - A kind of little gear of starter stir controlling organization and apply its starter - Google Patents
A kind of little gear of starter stir controlling organization and apply its starter Download PDFInfo
- Publication number
- CN206419141U CN206419141U CN201720101604.4U CN201720101604U CN206419141U CN 206419141 U CN206419141 U CN 206419141U CN 201720101604 U CN201720101604 U CN 201720101604U CN 206419141 U CN206419141 U CN 206419141U
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- little gear
- starter
- pushing block
- shift fork
- controlling organization
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Abstract
The utility model is related to auto parts and components processing technique field, more particularly to a kind of little gear of starter stirs controlling organization and applies its starter.The utility model includes being provided with pushing block and lower pushing block on shift fork and little gear, shift fork, and little gear is movably disposed on the output shaft of starter, and ring flange is provided with little gear, and ring flange is assemblied between pushing block and lower pushing block.Little gear and the entire length and weight of starter are reduced, is conducive to electromagnetic switch to promote little gear to complete engagement, the reliability of starter engagement is improved；The structure of little gear is simplified, is conducive to the processing and manufacture of little gear；Enable to the more compact structure of starter；The electromagnetic switch of small volume is only needed to can be realized as stirring for little gear, so as to reduce the production cost of starter.
Description
Technical field
The utility model is related to auto parts and components processing technique field, more particularly to a kind of little gear of starter is stirred
Controlling organization and apply its starter.
Background technology
A kind of starter for internal combustion engine is as shown in figure 1, include output shaft 110 and decelerator 113 in the prior art,
Motion of the output shaft 110 in axial direction is defined, and the isolator 114 in starter is using axial static structures, and it can be around wherein
The heart is rotated, but the displacement of axial direction is defined；Output shaft 110 is connected with little gear 112, little gear 112 by helical spline mechanics
It is rotating along the direction of output shaft 110 and moves forward and backward, its afterbody has a groove 1120, and one end of shift fork 111 is placed in one, shift fork
111 mechanics links together in groove 1120 with little gear 112.When electromagnetic switch 115 works, electromagnetic switch 115 passes through
Shift fork 111 is pushed little gear 112 to flywheel (not shown) direction and engaged with flywheel, and after starter has worked, electromagnetism is opened
Close 115 and little gear 112 is retracted by initial position by shift fork 111.But such starter can be present, such as Fig. 1
In required length " L " be, than larger, to have to this when increase the length of little gear 112, on the one hand result in
The increase of motivation length, on the other hand, the increase of the length of little gear 112 causes the increase of the weight of little gear 112, so as to need
Bigger electromagnetic switch 115 could promote little gear 112 to complete engagement, add the engagement difficulty and electromagnetic switch of starter
115 cost；Furthermore, it is necessary to by opening up fluted 1120 in little gear 112 come placed shifting fork 111, on the one hand add
The length of little gear 112, increases the structural complexity of little gear 112, so as to increase the cost of the processing of little gear 112；The opposing party
Face, the increase of the length of little gear 112, necessarily causes the increase of starter length.
Fig. 2 show the little gear 212 of another starter for internal combustion engine and the prior art of bracket, is for figure
Isolator in a kind of improvement of prior art shown in 1, starter using axial static structures, its can around central rotation, but
The displacement of axial direction is defined；Little gear 212 is linked together with output shaft by helical spline mechanics；Little gear 212 can be with
It is axially moved along output shaft, a bracket 216 is provided with little gear 212, the afterbody of bracket 216 offers a groove
2160, for placed shifting fork, little gear 212 is linked together with shift fork mechanics.When electromagnetic switch works, electromagnetic switch is led to
Cross shift fork to push little gear 212 to free wheel direction and engage with flywheel, after starter has worked, electromagnetic switch passes through shift fork
Little gear 212 is retracted into initial position.Although the structure of this starter improves to some extent to prior art shown in Fig. 1, but still
In the presence of some shortcomings:Need additionally to increase bracket 216, on the one hand add the cost of production starter, on the other hand, bracket
216 are also required to take additional space, so as to cause the increase of starter length.
Utility model content
The purpose of this utility model be propose a kind of little gear of starter stir controlling organization, be provided with shift fork
Ring flange is provided with upper pushing block and lower pushing block, little gear, and ring flange is assemblied between pushing block and lower pushing block, so as to reduce
The entire length and weight of little gear and starter, simplify the structure of little gear, make the compact conformation of starter, reduce electricity
The volume of magnetic switch, reduces the production cost of starter.
Another purpose of the present utility model is to propose a kind of starter.
For up to this purpose, the utility model uses following technical scheme：
A kind of stirring for little gear of starter is provided with controlling organization, including shift fork and little gear, the shift fork
Pushing block and lower pushing block, the little gear are movably disposed on the output shaft of starter, and flange is provided with the little gear
Disk, the ring flange is assemblied between the upper pushing block and the lower pushing block.
As a kind of preferred scheme for stirring controlling organization of the little gear of starter, at least one is provided with the shift fork
Individual shift fork arm, is provided with pushing block and/or lower pushing block on described on each shift fork arm.
As a kind of preferred scheme for stirring controlling organization of the little gear of starter, set simultaneously on each shift fork arm
It is equipped with relative upper pushing block and lower pushing block.
As a kind of preferred scheme for stirring controlling organization of the little gear of starter, the upper pushing block and the lower pushing block
It is integrally formed respectively with the shift fork arm.
As a kind of preferred scheme for stirring controlling organization of the little gear of starter, the upper pushing block and the lower pushing block
Respectively with the shift fork arm is by clamping, threaded connection or Nian Jie is fixed.
As a kind of preferred scheme for stirring controlling organization of the little gear of starter, the little gear is internally provided with
Internal thread spline, the internal thread spline is meshed with the outer spiral spline being arranged on the output shaft.
A kind of starter, including the little gear of starter as described above stir controlling organization.
As a kind of preferred scheme of starter, in addition to electromagnetic switch, the electromagnetic switch is connected with the shift fork,
Main contacts is provided with the electromagnetic switch.
As a kind of preferred scheme of starter, in addition to clutch, the clutch is to surmount one-way clutch.
As a kind of preferred scheme of starter, on the output shaft, set in side of the little gear away from shift fork
There is back-up ring.
The beneficial effects of the utility model are：
What the application provided a kind of little gear of starter stirs controlling organization, by be provided with shift fork pushing block and
Ring flange is provided with lower pushing block, little gear, and ring flange is assemblied between pushing block and lower pushing block, so being not used in little gear
It is upper to set fluted or increase with reeded bracket, so that little gear and the entire length and weight of starter are reduced,
Be conducive to electromagnetic switch to promote little gear to complete engagement, improve the reliability of starter engagement；In addition, simplifying the knot of little gear
Structure, is conducive to the processing and manufacture of little gear；Meanwhile, it is capable to so that the more compact structure of starter.So, it is only necessary to volume compared with
Small electromagnetic switch can be realized as stirring for little gear, so as to reduce the production cost of starter.
Brief description of the drawings
, below will be to the utility model embodiment in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing used required in description is briefly described, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to the content and these accompanying drawings of the utility model embodiment.
Fig. 1 is the structural representation of prior art starter；
Fig. 2 is the installation diagram of little gear and bracket in another prior art starter；
Fig. 3 is the structural representation for stirring controlling organization of the little gear for the starter that embodiment one is provided；
Fig. 4 is the structural representation for the shift fork that embodiment one is provided；
Fig. 5 is the structural representation for the little gear that embodiment one is provided；
Fig. 6 is the structural representation for the starter that embodiment two is provided.
Marked in figure as follows：
110- output shafts；111- shift forks；112- little gears；113- decelerators；114- isolators；115- electromagnetic switch；
1120- grooves；
212- little gears；216- brackets；
2160- grooves；
310- output shafts；311- shift forks；312- little gears；313- decelerators；314- clutches；315- shift forks seat；316-
Rotor；317- armature spindles；318- stators；319- back-up rings；320- electromagnetic switch；
The upper pushing blocks of 3110-；Pushing block under 3111-；3112- shift fork arms；
3120- ring flanges.
Embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings and pass through
Embodiment further illustrates the technical solution of the utility model.
Embodiment one：
As shown in Figure 3-Figure 5, embodiment one stirs controlling organization, including shift fork there is provided a kind of little gear of starter
311 and little gear 312, pushing block 3110 and lower pushing block 3111 are provided with shift fork 311, and little gear 312 is movably disposed at
On the output shaft 310 of starter, ring flange 3120 is provided with little gear 312, ring flange 3120 is assemblied in the He of pushing block 3110
Between lower pushing block 3111.So, two faces of ring flange 3120 are relative with upper pushing block 3110 and lower pushing block 3111 respectively, so can
By stirring shift fork 311, to realize that little gear 312 is carried out vertically in output shaft 310 in rotary moving.Due to without additionally small
The groove of placed shifting fork 311 is opened up on gear 312, and is not used in being additionally provided with opening up in little gear 312 frame of groove,
So the length of little gear 312 is short, lightweight, contribute to electromagnetic switch 320 to promote little gear 312 to complete engagement, improve and start
The reliability of machine engagement；Further, since the small volume of electromagnetic switch 320, can also play the work for the length for shortening starter
With the cost of starter can be reduced；Meanwhile, little gear 312 it is simple in construction, beneficial to processing and manufacturing, save manufacture little gear
312 cost；Due to the ring flange 3120 of little gear 312 be assemblied in upper pushing block 3110 and lower pushing block 3111 on shift fork 311 it
Between, so not needing extra part to realize that shift fork 311 and the mechanics of little gear 312 are connected, so that it is extra to reduce manufacture
The cost of part, also makes starter structure more compact.
At least one shift fork arm 3112 is provided with shift fork 311, pushing block 3110 is provided with each shift fork arm 3112
And/or lower pushing block 3111, pushing block 3110 can be only provided with shift fork arm 3112, can only be provided with lower pushing block 3111, can
To be provided with upper pushing block 3110 and lower pushing block 3111 simultaneously, but pushing block at least one is the need to ensure that on whole shift fork 311
3110 and a lower pushing block 3111, only in this way, it can ensure that shift fork 311 can be contacted with two faces of ring flange 3120,
So as to promote little gear 312 along the azimuthal rotational motion of output shaft 310.In addition, upper pushing block 3110 and lower pushing block 3111 are at each group
Number on yoke 3112 can also be it is multiple, so can be by the pressure suffered by each upper pushing block 3110 and lower pushing block 3111
Reduce, so as to prevent the damage of pushing block 3110 and lower pushing block 3111, the use time of shift fork 311 can be extended, increase shift fork
311 service life.Specifically, in order that shift fork 311 uniform force, each shift fork in the motion process of little gear 312 is promoted
Relative upper pushing block 3110 and lower pushing block 3111 is provided with arm 3112 simultaneously.
Shift fork 311 can be made in upper pushing block 3110 and lower pushing block 3111 with the integrated injection molding of shift fork arm 3112, such
Mode is simple and convenient, be easy to shift fork 311 shift fork seat 315 on installation, shift fork seat 315 as shift fork 311 fulcrum so that dial
Fork 311 is swung around the fulcrum.In addition, upper pushing block 3110 and lower pushing block 3111 pass through clamping, screw thread with shift fork arm 3112 respectively
Connection or bonding are fixed, now, and upper pushing block 3110 and lower pushing block 3111 can be metal, can so effectively improve and push away
The mill of pushing block 3110 and lower pushing block 3111 during little gear 312 is promoted in the hardness of block 3110 and lower pushing block 3111, reduction
Damage, it is possible to increase the service life of upper pushing block 3110 and lower pushing block 3111.
Little gear 312 is internally provided with internal thread spline, internal thread spline and the external spiral being arranged on output shaft 310
Spline is meshed, when shift fork 311 stirs little gear 312, and little gear 312 is matched somebody with somebody by internal thread spline and outer spiral spline
Close, advance or retreat along the axial-rotation of output shaft 310；When electromagnetic switch 320 main contacts close, little gear 312 with
Output shaft 310 can by the mechanics clamping of internal thread spline and outer spiral spline, make little gear 312 with output shaft 310 together
Rotation.
Embodiment two：
As shown in fig. 6, embodiment two provides a kind of starter, including such as the little gear of the starter in embodiment one
Controlling organization, in addition to electromagnetic switch 320 are stirred, electromagnetic switch 320 is connected with shift fork 311, is provided with electromagnetic switch 320
Main contacts.On output shaft 310, side of the little gear 312 away from shift fork 311 is provided with back-up ring 319, for limiting little gear
312 position on output shaft 310.In addition, the starter also includes starting motor, decelerator 313 and clutch 314.Start
Motor includes rotor 316, armature spindle 317 and stator 318, and when the main contacts closure of electromagnetic switch 320, starter just obtains car
Energy at power supply is so that rotor 316 produces turning moment.Decelerator 313 is planet wheel decelerator, including sun gear, interior
There is the internal gear engaged with planetary gear on gear ring and a number of planetary gear, ring gear, while having a hole, middle cover axle again
Bearing is in the hole.Clutch 314 is that the direction of rotation of roller-type overrunning one-way clutch, i.e., one can transmit torque, another
Individual direction of rotation can overdrive clutch and torque can not be transmitted, such be advantageous in that can be avoided due to flywheel and armature spindle 317
Failure caused by direction of rotation is inconsistent.
Specific works mode：
When automotive ignition key switch is opened, the magnet exciting coil of the current direction electromagnetic switch 320 of automobile power source and produce
Raw electromagnetic force, the electromagnetic force promotes main contacts closure, while little gear 312 to is pushed in engine flywheel direction by shift fork 311,
Rotation is axially moveable, and is completed both engagements, due to being provided with back-up ring 319, can be limited little gear 312 in output shaft 310
On displacement；When the main contacts of electromagnetic switch 320 is closed, the electric current from automobile power source is through main contacts flow direction starting motor, rotor
316 produce turning moment and rotating speed, and torque and rotating speed are transmitted to clutch 314 after slowing down through decelerator 313, and are transmitted to output
Axle 310, is transmitted torque and rotating speed to little gear 312 by helical spline, and little gear 312 starts to drive the flywheel of engine；
After engine is successfully driven, now clutch 314 is in the state of overdrive clutch, the i.e. rotating speed of flywheel and can not transmitted to subtracting
Fast device 313；When ignition switch disconnects, electric current is no longer flow towards magnet exciting coil, and electromagnetic force disappears, and electromagnetic switch 320 passes through shift fork
Little gear 312 is pushed back initial position by 311, and main contacts is opened, and is started motor and is stopped.
Note, general principle of the present utility model and principal character has been shown and described above and of the present utility model excellent
Point.It should be understood by those skilled in the art that, the utility model is not limited to the embodiments described above, and above-mentioned embodiment and is said
Simply illustrate principle of the present utility model described in bright book, on the premise of the utility model spirit and scope are not departed from, this
Utility model also has various changes and modifications, and these changes and improvements are both fallen within the range of claimed the utility model,
Claimed scope of the present utility model is by appended claims and its equivalent thereof.
Claims (10)
1. a kind of little gear of starter stirs controlling organization, it is characterised in that including shift fork (311) and little gear (312),
Pushing block (3110) and lower pushing block (3111) are provided with the shift fork (311), the little gear (312) is movably disposed at
On the output shaft (310) of starter, ring flange (3120), ring flange (3120) dress are provided with the little gear (312)
Fit between the upper pushing block (3110) and the lower pushing block (3111).
2. the little gear of starter according to claim 1 stirs controlling organization, it is characterised in that the shift fork
(311) at least one shift fork arm (3112) is provided with, the upper pushing block is provided with each shift fork arm (3112)
And/or lower pushing block (3111) (3110).
3. the little gear of starter according to claim 2 stirs controlling organization, it is characterised in that each shift fork
Relative upper pushing block (3110) and lower pushing block (3111) is provided with arm (3112) simultaneously.
4. the little gear of the starter according to claim any one of 1-3 stirs controlling organization, it is characterised in that described
Upper pushing block (3110) and the lower pushing block (3111) are integrally formed with the shift fork arm (3112) respectively.
5. the little gear of the starter according to claim any one of 1-3 stirs controlling organization, it is characterised in that described
Upper pushing block (3110) and the lower pushing block (3111) respectively with the shift fork arm (3112) by clamping, be threadedly coupled or it is be bonded enter
Row is fixed.
6. the little gear of the starter according to claim any one of 1-3 stirs controlling organization, it is characterised in that described
Little gear (312) is internally provided with internal thread spline, the internal thread spline and is arranged on outer on the output shaft (310)
Helical spline is meshed.
7. a kind of starter, it is characterised in that the little gear including the starter as described in claim any one of 1-6 is stirred
Controlling organization.
8. starter according to claim 7, it is characterised in that also including electromagnetic switch (320), the electromagnetic switch
(320) it is connected with the shift fork (311), main contacts is provided with the electromagnetic switch (320).
9. starter according to claim 8, it is characterised in that also including clutch (314), the clutch (314)
To surmount one-way clutch.
10. starter according to claim 9, it is characterised in that on the output shaft (310), in the little gear
(312) side away from the shift fork (311) is provided with back-up ring (319).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720101604.4U CN206419141U (en) | 2017-01-25 | 2017-01-25 | A kind of little gear of starter stir controlling organization and apply its starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720101604.4U CN206419141U (en) | 2017-01-25 | 2017-01-25 | A kind of little gear of starter stir controlling organization and apply its starter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206419141U true CN206419141U (en) | 2017-08-18 |
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ID=59570401
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720101604.4U Active CN206419141U (en) | 2017-01-25 | 2017-01-25 | A kind of little gear of starter stir controlling organization and apply its starter |
Country Status (1)
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| CN (1) | CN206419141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545450A (en) * | 2017-01-25 | 2017-03-29 | 上海法雷奥汽车电器***有限公司 | A kind of little gear of starter stirs controlling organization and the starter using which |
-
2017
- 2017-01-25 CN CN201720101604.4U patent/CN206419141U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545450A (en) * | 2017-01-25 | 2017-03-29 | 上海法雷奥汽车电器***有限公司 | A kind of little gear of starter stirs controlling organization and the starter using which |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Guanglong Inventor after: Li Feng Inventor before: Hu Guanglong |
|
| CB03 | Change of inventor or designer information |