CN209687643U - Automobile starter - Google Patents
Automobile starter Download PDFInfo
- Publication number
- CN209687643U CN209687643U CN201822197711.9U CN201822197711U CN209687643U CN 209687643 U CN209687643 U CN 209687643U CN 201822197711 U CN201822197711 U CN 201822197711U CN 209687643 U CN209687643 U CN 209687643U
- Authority
- CN
- China
- Prior art keywords
- assembly
- shell
- bearing bracket
- rear end
- free
- 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
Links
- 239000007858 starting material Substances 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000004804 winding Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model provides a kind of automobile starter, including shell, drive end bearing bracket that the housing forward end is set, the rear end cap of the housing rear end is set and the drive end bearing bracket, the shell and field frame assembly, rotor assembly, brush assembly and free-wheeling assembly in the rear end cap are set, the shaft front end setting driving gear of the rotor assembly, the driving gear are sequentially connected by intermediate gear and the free-wheeling assembly；It is provided with electromagnetic switch assembly on the shell, is provided with switch spring and steel ball between the electromagnetic switch assembly and the free-wheeling assembly；It is fixedly connected between the drive end bearing bracket and the rear end cap by the first standing screw, is fixedly connected between the electromagnetic switch assembly and the drive end bearing bracket by the second standing screw.The utility model between electromagnetic switch assembly and free-wheeling assembly by being provided with switch spring and steel ball, so that starter the operation is stable.
Description
Technical field
The utility model relates to starter technical fields, and in particular to a kind of automobile starter.
Background technique
A kind of existing automobile starter, including shell, are equipped with drive shaft, motor in the shell, on the shell
Equipped with electromagnetic switch, shift fork is equipped between the electromagnetic switch and drive shaft, described shift fork one end is connect with electromagnetic switch, another
End is linked with driving axis connection, output shaft and the drive shaft of the motor, and motor output shaft rotation drives drive shaft
Rotation.When work, first by electromagnetic switch control shift fork, by drive shaft, along it, side is pushed so that drive shaft stretches out shell axially outward
Outside, then, drive shaft turns are driven by motor output shaft, so that drive shaft drives flywheel turns and then plays engine
It is dynamic.
But the starter of this structure, since shift fork use for a long time is easily deformed, so that starter work is not
Stablize.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of automobile starters, in electromagnetic switch assembly and list
To switch spring and steel ball is provided between clutch assembly, so that starter the operation is stable.
For this purpose, automobile starter provided by the utility model, including shell, drive end bearing bracket that the housing forward end is set,
The stator that the rear end cap of the housing rear end is arranged in and is arranged in the drive end bearing bracket, the shell and the rear end cap is total
At, rotor assembly, brush assembly and free-wheeling assembly, the shaft front end setting driving gear of the rotor assembly is described
Gear is driven to be sequentially connected by intermediate gear and the free-wheeling assembly；It is total that electromagnetic switch is provided on the shell
At being provided with switch spring and steel ball between the electromagnetic switch assembly and the free-wheeling assembly；The drive end bearing bracket
It is fixedly connected between the rear end cap by the first standing screw, is passed through between the electromagnetic switch assembly and the drive end bearing bracket
Second standing screw is fixedly connected；Sealing ring is provided between the drive end bearing bracket and the free-wheeling assembly.
In an alternative embodiment of the utility model, the intermediate gear is arranged on roller, the roller rotation
It is arranged on transmission shaft, the transmission shaft is arranged in the shell and the drive end bearing bracket.
In an alternative embodiment of the utility model, the rear and front end of the shaft is arranged by bearing in institute respectively
It states in rear end cap and the shell.
In an alternative embodiment of the utility model, it is separately provided in the rear end cap and the shell solid
The annular convex platform of the fixed bearing.
Technical solution provided by the utility model, has the advantages that
Compared to the prior art, the utility model between electromagnetic switch assembly and free-wheeling assembly by being provided with
Switch spring and steel ball, so that starter the operation is stable.When connection starts switch, electromagnetic switch assembly is powered, In
Under electromagnetic attraction effect, the dynamic iron core of electromagnetic switch assembly, which is inhaled, to be moved, and dynamic iron core compression switch spring and steel ball, switch spring is again
The tooth shaft for power being passed to free-wheeling assembly, gets tooth shaft by the hand of spiral, and engages with engine flywheel；It is same with this
When, electromagnetic switch assembly main contacts closure connects starter power, and rotor assembly rotates and transfers torque to engine crankshaft.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of automobile starter described in the utility model.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " axial direction ", " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " multiple "
It is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For
For those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Figure 1, the utility model embodiment provides automobile starter, including shell 3,3 front end of shell is set
Drive end bearing bracket 2, the rear end cap 1 that 3 rear end of shell is set and the field frame assembly being arranged in drive end bearing bracket 2, shell 3 and rear end cap 1
5, rotor assembly 6, brush assembly 9 and free-wheeling assembly 17, the shaft front end setting driving gear 11 of rotor assembly 6, drive
Moving gear 11 is sequentially connected by intermediate gear 13 and free-wheeling assembly 17；Electromagnetic switch assembly 8 is provided on shell 3,
Switch spring 15 and steel ball 16 are provided between electromagnetic switch assembly 8 and free-wheeling assembly 17；Drive end bearing bracket 2 and rear end
It is fixedly connected between lid 1 by the first standing screw 4, passes through the second standing screw 18 between electromagnetic switch assembly 8 and drive end bearing bracket 2
It is fixedly connected.Electromagnetic switch assembly 8 uses the prior art, and details are not described herein again.When connection starts switch, electromagnetic switch is total
It is powered (pull in winding and hold-in winding of electromagnetic switch assembly 8 work at the same time) at 8, under electromagnetic attraction effect, electromagnetic switch
The dynamic iron core of assembly 8, which is inhaled, to be moved, and dynamic iron core compression switch spring 15 and steel ball 16, switch spring 15 pass to power unidirectionally again
The tooth shaft of clutch assembly 17, gets tooth shaft by the hand of spiral, and engages with engine flywheel；At the same time, electromagnetic switch
8 main contacts of assembly closure, connects starter power, and rotor assembly 6 rotates and transfers torque to engine crankshaft.Electromagnetic switch is total
While closure at 8 main contacts, pull in winding is short-circuited, and so that dynamic iron core is continued movement until being attracted completely simultaneously by hold-in winding
Keep attracting state.The tooth head of free-wheeling assembly 17 due to the effect of helical spline will continue to move along until unidirectionally from
Until the tooth shaft of clutch assembly 17 beats foot, during tooth head drags engine flywheel as driving wheel, tooth head and flywheel are
In at a fully engaged.After engine start, engine flywheel becomes driving wheel, makes the tooth of one-way starter clutch assembly 17
Head revolving speed increased dramatically, and free-wheeling assembly 17 starts to skid, the decline of starter electric current, the close zero load of 6 revolving speed of rotor assembly
State.After disconnection starts switch, the suction of 2 coils of electromagnetic switch assembly 8 offsets each other, in free-wheeling assembly 17
Return spring under the action of, the tooth shaft of free-wheeling assembly 17 compression steel ball 16 and switch spring 15, switch spring 15 by
Make dynamic iron core return after power again, at this moment 8 main contacts of electromagnetic switch assembly disconnects, and starter stops rotating.One-way clutch simultaneously
The tooth head of assembly 17 also return, returns to home position, start-up course terminates.
In the present embodiment, intermediate gear 13 is arranged on roller 12, and roller 12 is rotatably arranged on transmission shaft 14, transmission
Axis 14 is arranged in shell 3 and drive end bearing bracket 2.Intermediate gear 13 and driving gear 11 use reduction gearing.
In the present embodiment, sealing ring 10 is provided between drive end bearing bracket 2 and free-wheeling assembly 17, sealing ring 10 is used for
Prevent water from entering in starter.
In the present embodiment, the rear and front end of shaft passes through bearing 7 respectively and is arranged in rear end cap 1 and shell 3.Bearing 7
Using ball bearing.
Further, the annular convex platform of fixing bearing 7 is separately provided in rear end cap 1 and shell 3.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes among the protection scope created still in the utility model.
Claims (4)
1. a kind of automobile starter, which is characterized in that including shell, drive end bearing bracket that the housing forward end is arranged in, be arranged in institute
It states the rear end cap of housing rear end and the drive end bearing bracket, the shell and field frame assembly, rotor in the rear end cap is set
Assembly, brush assembly and free-wheeling assembly, the shaft front end setting driving gear of the rotor assembly, the driving gear
It is sequentially connected by intermediate gear and the free-wheeling assembly；Electromagnetic switch assembly, the electricity are provided on the shell
Switch spring and steel ball are provided between magnetic switch assembly and the free-wheeling assembly；The drive end bearing bracket and the rear end
It is fixedly connected between lid by the first standing screw, passes through the second fixed spiral shell between the electromagnetic switch assembly and the drive end bearing bracket
Bar is fixedly connected；Sealing ring is provided between the drive end bearing bracket and the free-wheeling assembly.
2. automobile starter according to claim 1, which is characterized in that the intermediate gear is arranged on roller, described
Roller is rotatably arranged on transmission shaft, and the transmission shaft is arranged in the shell and the drive end bearing bracket.
3. automobile starter according to claim 1, which is characterized in that the rear and front end of the shaft passes through bearing respectively
It is arranged in the rear end cap and the shell.
4. automobile starter according to claim 3, which is characterized in that be respectively set in the rear end cap and the shell
There is the annular convex platform for fixing the bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197711.9U CN209687643U (en) | 2018-12-26 | 2018-12-26 | Automobile starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197711.9U CN209687643U (en) | 2018-12-26 | 2018-12-26 | Automobile starter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209687643U true CN209687643U (en) | 2019-11-26 |
Family
ID=68596977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822197711.9U Expired - Fee Related CN209687643U (en) | 2018-12-26 | 2018-12-26 | Automobile starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209687643U (en) |
-
2018
- 2018-12-26 CN CN201822197711.9U patent/CN209687643U/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 |
Granted publication date: 20191126 |