CN207830023U - A kind of permanent magnet car starter - Google Patents
A kind of permanent magnet car starter Download PDFInfo
- Publication number
- CN207830023U CN207830023U CN201721755694.5U CN201721755694U CN207830023U CN 207830023 U CN207830023 U CN 207830023U CN 201721755694 U CN201721755694 U CN 201721755694U CN 207830023 U CN207830023 U CN 207830023U
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- China
- Prior art keywords
- terminals
- armature
- iron core
- starter
- electromagnetic switch
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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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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a kind of permanent magnet car starters, are related to automobile starter technical field.The utility model includes B terminals, M terminals, electromagnetic switch, rotor assembly, brush holder assembly and drive assembly, the electromagnetic switch includes electromagnetic coil and dynamic iron core, the axis of the dynamic iron core is overlapped with the axis of B terminals, described dynamic iron core one end is provided with rotating ring, the other end is provided with armature, the dynamic iron core drives rotating ring and armature to be arranged in the same plane along its axially reciprocating, M terminals and the bottom of B terminals, and M terminals are connected with B terminals by rotating ring；The M terminals are connected with the carbon brush of brush holder assembly by connecting line.The utility model by change M terminals position and set-up mode so as to reduce the volume of electromagnetic switch, suitable for requiring the automobile that starter overall volume is smaller or motor space is more nervous.
Description
Technical field
The utility model is related to automobile starter technical fields, more specifically to a kind of permanent magnet car starter.
Background technology
It is well known that it is exactly to play this role that the starting of engine, which needs the support of external force, automobile starter,.Greatly
It is said on body, starter motor realizes entire start-up course with three components.Direct current series motor introduces the electric current from accumulator
And the driving gear of starter is made to generate mechanical movement；Transmission mechanism will drive gear to engage into flywheel ring gear, while can
It is automatic after the engine is started up to disengage；The break-make of starter motor circuit is then controlled by an electromagnetic switch.
Wherein, motor is the critical piece of engine start, its operation principle is exactly our institutes in junior physics
The effect of the conversion process of the energy based on Ampere's law touched, i.e. the electrical conductor stress in magnetic field.Motor
Including components such as necessary armature, commutator, magnetic pole, brush, bearing and shells.
Engine with self power before being operated, it is necessary to be rotated by external force.Engine is by external force by stationary state
It is transitioned into the process that can voluntarily operate, the referred to as starting of engine.The common start mode of engine has manpower starting, auxiliary steam
Oil machine starts and three kinds of forms of electric cranking.Manpower starts in such a way that rope draws or is hand, simple but inconvenient, and works
Intensity is big, is only applicable to some low power engines, only maintains as standby mode on some automobiles;Assist gasoline engine
Starting is used primarily on powerful diesel engine；Electric cranking mode is easy to operate, starts rapidly, has re-lighting energy
Power, and can be therefore widely used by Hyundai Motor with far distance controlled.Current starter has that volume is larger,
Driving space can be reduced, driving experience is influenced.
Utility model content
In order to overcome above-mentioned defect existing in the prior art and deficiency, the utility model to provide a kind of permanent magnet car
Motivation, the utility model be suitable for herdsman's automobile, the utility model by change M terminals position and set-up mode so as to
To reduce the volume of electromagnetic switch, suitable for requiring the automobile that starter overall volume is smaller or motor space is more nervous.
In order to solve above-mentioned problems of the prior art, the utility model is achieved through the following technical solutions：
A kind of permanent magnet car starter, including B terminals, M terminals, electromagnetic switch, rotor assembly, brush holder assembly and driving are total
At, it is characterised in that：The electromagnetic switch includes electromagnetic coil and dynamic iron core, the axis of the axis and B terminals of the dynamic iron core
It overlaps, described dynamic iron core one end is provided with rotating ring, and the other end is provided with armature, and the dynamic iron core drives rotating ring and armature along its axis
To reciprocating motion, M terminals and the bottom of B terminals are arranged in the same plane, and M terminals are connected with B terminals by rotating ring；It is described
M terminals are connected with the carbon brush of brush holder assembly by connecting line.
The side of B terminals bottom is provided with opening, and one end of the M terminals is extend into from opening in electromagnetic switch
Portion, end face and the B terminal bottom end faces of M terminals are in same level；The other end of M terminals is fixed by screws in wiring
On column.
The electromagnetic coil includes that switch coil and pull in winding, the pull in winding are connected by rotating ring with M terminals, from
And it is electrically connected with rotor assembly.
The carbon brush of the brush holder assembly is connected by connecting line with binding post so that M terminals are connected with carbon brush.
The drive assembly includes drive shaft, one-way clutch and starter receiver, the master of the drive shaft and rotor assembly
Axis is connected, and the one-way clutch setting horizontally slips on the driving shaft and along drive shaft, and drive shaft drives one-way clutch to turn
It is dynamic, to drive starter receiver to rotate.
It is provided with shifting fork mechanism between the armature and one-way clutch, the shifting fork mechanism includes shift fork part, described group
It is hinged on the end cap of starter in the middle part of fork, the upper end of shift fork part is connect with armature, the lower end of shift fork part and one-way clutch
Device connects；The dynamic iron core movement band moving armature of electromagnetic switch moves, and by the transmission of shift fork part one-way clutch is moved.
Return spring is cased on the armature, described return spring one end is contacted with the shell of electromagnetic switch, the other end with
The block piece contact that armature tail end stretches out.
Compared with prior art, technique effect beneficial caused by the utility model is shown：
1, in the present invention, DC power supply is connected by the S terminals of electromagnetic switch, the electromagnetic coil of electromagnetic switch is logical
Electricity, under the action of electromagnetic force, dynamic iron core movement, band moving armature and rotating ring move right, to drive the unidirectional of drive assembly
Clutch is moved to the left so that starter receiver is engaged with the flywheel of engine, while rotating ring connects B terminals with M terminals so that
Rotor assembly is powered, and rotor assembly drives the drive shaft turns of drive assembly, and to drive engine flywheel to rotate, startup is started
Machine.In the utility model, M terminals and B terminals are arranged in the same plane, M terminals and B terminals are made by the contact of rotating ring
Contact, eliminates the pull rod of existing electromagnetic switch, has changed position and the set-up mode of M terminals, reduce the stroke of rotating ring, make
Obtain electromagnetic switch volume smaller.
2, in the utility model, the side of B terminals bottom is provided with opening, and one end of the M terminals is from opening
It extend into inside electromagnetic switch, end face and the B terminal bottom end faces of M terminals are in same level；The other end of M terminals is logical
Screw is crossed to be fixed on binding post.M terminals are arranged to the form of contact, function is the same in function in the prior art, but
It is the volume smaller of switch, suitable for requiring the automobile that starter overall volume is smaller or motor space is more nervous.
3, the electromagnetic coil of the utility model electromagnetic switch includes switch coil and pull in winding, passes through the S of electromagnetic switch
Terminal connects DC power supply, and switch coil is powered, in electromagnetic switch pull in winding by the M terminals and carbon brush of brush holder assembly, with
Rotor assembly is electrically connected, then by cathode carbon brush on brush holder, then ground connection is connected to rear cover by brush holder, forms major loop, at this time
Electric current very little in circuit, so that it cannot armature be made to rotate；The switch coil on cell switch is also connected simultaneously, is opened by electromagnetism
Itself ground connection is closed, all the way, two the direction of the winding current are consistent for self-contained, while generating generation electromagnetic force, and electromagnetic force is opened in electromagnetism
In the dynamic iron core of pass, armature is made to move right, armature drives its upper shift fork to move right therewith, stirs one-way clutch to moving to left
It moves to extended position, one-way clutch cannot still rotate at this time, gradually be engaged in place with the flywheel of automobile engine, when its engagement
When in place, the rotating ring in switch armature is by B terminals and M terminal short circuits, at this time by electromagnetic switch pull in winding short circuit in main circuit
Except, there will be very high current to pass through in main circuit, armature will generate very big torque, by axis tooth on armature shaft, drive pocket-wheel,
Drive star shaft rotation dynamic simultaneously, star axis drives its one-way clutch to rotate, and to drive flywheel turns, realizes engine ignition
Start, at the same in electromagnetic switch in pull in winding electric current with switch coil in electric current on the contrary, the part that offsets each other, dynamic iron core power on
Magnetic force will reduce, and under switch return spring effect, armature drives shift fork to retract, and one-way clutch exits and engine flywheel
Meshing state.Entire engine startup terminates.
Description of the drawings
Fig. 1 is the utility model starter schematic cross-sectional view；
Fig. 2 is the utility model starter side structure schematic view；
Fig. 3 is the main structure diagram of the utility model electromagnetic switch；
Fig. 4 is the overlooking structure diagram of the utility model electromagnetic switch；
Fig. 5 is the side view structure sectional view of the utility model electromagnetic switch；
Reference numeral：1, B terminals, 2, M terminals, 3, electromagnetic switch, 4, rotor assembly, 5, brush holder assembly, 6, drive assembly,
7, electromagnetic coil, 8, dynamic iron core, 9, rotating ring, 10, armature, 11, connecting line, 12, opening, 13, switch coil, 14, pull in winding,
15, binding post, 16, drive shaft, 17, one-way clutch, 18, starter receiver, 19, shift fork part, 20, return spring, 21, blocking
Part.
Specific implementation mode
Embodiment 1
As one preferred embodiment of the utility model, with reference to Figure of description 1-5, present embodiment discloses：
A kind of permanent magnet car starter, including B terminals 1, M terminals 2, electromagnetic switch 3, rotor assembly 4,5 and of brush holder assembly
Drive assembly 6, the electromagnetic switch 3 include electromagnetic coil 7 and dynamic iron core 8, the axis of the axis and B terminals 1 of the dynamic iron core 8
It overlaps, 8 one end of the dynamic iron core is provided with rotating ring 9, and the other end is provided with armature 10, and the dynamic iron core 8 drives rotating ring 9 and armature
10 along its axially reciprocating, the bottom setting of M terminals 2 and B terminals 1 in the same plane, by rotating ring 9 by M terminals 2 and B
Terminal 1 is connected；The M terminals 2 are connected with the carbon brush of brush holder assembly 5 by connecting line 11.It is connect by the S terminals of electromagnetic switch 3
The electromagnetic coil 7 of logical DC power supply, electromagnetic switch 3 is powered, and under the action of electromagnetic force, dynamic iron core 8 moves, band 10 He of moving armature
Rotating ring 9 moves right, to drive the one-way clutch 17 of drive assembly 6 to be moved to the left so that starter receiver 18 and engine
Flywheel engagement, while rotating ring 9 connects B terminals 1 with M terminals 2 so that rotor assembly 4 is powered, the driving driving of rotor assembly 4
The drive shaft 16 of assembly 6 rotates, and to drive engine flywheel to rotate, starts engine.In the utility model, by M terminals 2 with
B terminals 1 are arranged in the same plane, by the contact of rotating ring 9 M terminals 2 and B terminals 1 are contacted, eliminate existing electromagnetism and open
The pull rod for closing 3, has changed position and the set-up mode of M terminals 2, reduces the stroke of rotating ring 9 so that 3 volume of electromagnetic switch is more
It is small.
Embodiment 2
As the utility model another embodiment, with reference to Figure of description 1-5, present embodiment discloses：
A kind of permanent magnet car starter, including B terminals 1, M terminals 2, electromagnetic switch 3, rotor assembly 4,5 and of brush holder assembly
Drive assembly 6, it is characterised in that：The electromagnetic switch 3 includes electromagnetic coil 7 and dynamic iron core 8, the axis and B of the dynamic iron core 8
The axis of terminal 1 overlaps, and 8 one end of the dynamic iron core is provided with rotating ring 9, and the other end is provided with armature 10, and the dynamic iron core 8 drives
Rotating ring 9 and armature 10 are arranged in the same plane along its axially reciprocating, M terminals 2 and the bottom of B terminals 1, pass through rotating ring 9
M terminals 2 are connected with B terminals 1；The M terminals 2 are connected with the carbon brush of brush holder assembly 5 by connecting line 11；1 bottom of B terminals
The side in portion is provided with opening 12, and one end of the M terminals 2 is extend into from opening 12 inside electromagnetic switch 3, the end of M terminals 2
Face is in 1 bottom end face of B terminals in same level；The other end of M terminals 2 is fixed by screws on binding post 15；Institute
It includes that switch coil 13 and pull in winding 14, the pull in winding 14 are connected by rotating ring 9 with M terminals 2 to state electromagnetic coil 7, from
And it is electrically connected with rotor assembly 4.DC power supply is connected by the S terminals of electromagnetic switch 3, switch coil 13 is powered, electromagnetic switch 3
Upper pull in winding 14 is electrically connected by the M terminals 2 and carbon brush of brush holder assembly 5 with rotor assembly 4, then passes through cathode carbon on brush holder
Brush, then ground connection is connected to rear cover by brush holder, major loop is formed, at this time electric current very little in circuit, so that it cannot armature be made to turn
It is dynamic；The switch coil 13 on cell switch is also connected simultaneously, is grounded by electromagnetic switch 3 itself, self-contained all the way, two coil currents
Direction is consistent, while generating generation electromagnetic force, and electromagnetic force makes armature 10 move right in the dynamic iron core 8 of electromagnetic switch 3
Dynamic, armature 10 drives its upper shift fork to move right therewith, stirs one-way clutch 17 and is moved to the left extended position, at this time unidirectionally
Clutch 17 cannot still rotate, and gradually be engaged in place with the flywheel of automobile engine, when it is engaged in place, in switch armature 10
Rotating ring 9 by B terminals 1 and 2 short circuit of M terminals, at this time by 3 pull in winding of electromagnetic switch, 14 short circuit except main circuit, main circuit
In will there is very high current to pass through, armature will generate very big torque, by axis tooth on armature shaft, drive pocket-wheel, while driving star
Shape shaft rotation is dynamic, and star axis drives its one-way clutch 17 to rotate, and to drive flywheel turns, realizes that engine ignition starts, together
When electromagnetic switch 3 in pull in winding 14 electric current with electric current in switch coil 13 on the contrary, the part that offsets each other, dynamic iron core 8 power on
Magnetic force will reduce, and in the case where switch return spring 20 acts on, armature 10 drives shift fork to retract, and one-way clutch 17 exits and engine
The meshing state of flywheel.Entire engine startup terminates.
Embodiment 3
As the utility model another embodiment, with reference to Figure of description 1-5, present embodiment discloses：
A kind of permanent magnet car starter, including B terminals 1, M terminals 2, electromagnetic switch 3, rotor assembly 4,5 and of brush holder assembly
Drive assembly 6, it is characterised in that：The electromagnetic switch 3 includes electromagnetic coil 7 and dynamic iron core 8, the axis and B of the dynamic iron core 8
The axis of terminal 1 overlaps, and 8 one end of the dynamic iron core is provided with rotating ring 9, and the other end is provided with armature 10, and the dynamic iron core 8 drives
Rotating ring 9 and armature 10 are arranged in the same plane along its axially reciprocating, M terminals 2 and the bottom of B terminals 1, pass through rotating ring 9
M terminals 2 are connected with B terminals 1；The M terminals 2 are connected with the carbon brush of brush holder assembly 5 by connecting line 11；1 bottom of B terminals
The side in portion is provided with opening 12, and one end of the M terminals 2 is extend into from opening 12 inside electromagnetic switch 3, the end of M terminals 2
Face is in 1 bottom end face of B terminals in same level；The other end of M terminals 2 is fixed by screws on binding post 15；Institute
It includes that switch coil 13 and pull in winding 14, the pull in winding 14 are connected by rotating ring 9 with M terminals 2 to state electromagnetic coil 7, from
And it is electrically connected with rotor assembly 4.The carbon brush of the brush holder assembly 5 is connected by connecting line 11 with binding post 15 so that M terminals 2
It is connected with carbon brush；The drive assembly 6 include drive shaft 16, one-way clutch 17 and starter receiver 18, the drive shaft 16 with
The main shaft of rotor assembly 4 is connected, and the one-way clutch 17 is arranged in drive shaft 16 and horizontally slips along drive shaft 16, drives
Axis 16 drives one-way clutch 17 to rotate, to drive starter receiver 18 to rotate；Between the armature 10 and one-way clutch 17
It is provided with shifting fork mechanism, the shifting fork mechanism includes shift fork part 19, and the middle part of the shift fork part 19 is hinged on the end cap of starter
On, the upper end of shift fork part 19 is connect with armature 10, and the lower end of shift fork part 19 is connect with one-way clutch 17；Electromagnetic switch 3 is moved
The movement band moving armature 10 of iron core 8 moves, and by the transmission of shift fork part 19 one-way clutch 17 is moved；It is covered on the armature 10
There are return spring 20,20 one end of the return spring to be contacted with the shell of electromagnetic switch 3, the other end is stretched out with 10 tail end of armature
Block piece 21 contacts.
In the present embodiment, the electromagnetic switch, including B terminals 1, M terminals 2, electromagnetic coil 7, shell and dynamic iron core 8,
The axis of the dynamic iron core 8 is overlapped with the axis of B terminals 1, and 8 one end of the dynamic iron core is provided with rotating ring 9, and the other end is provided with rank
Iron 10, the dynamic iron core 8 drive rotating ring 9 and armature 10 along its axially reciprocating；The M terminals 2 include bearing and insert,
One end of the seat supports insert, the insert extend into enclosure interior from the opening 12 on shell, and the other end is logical
Screw is crossed to be fixed on binding post 15；The insert stretches into the end face of one end in shell and 1 bottom end face of B terminals is in same
In one plane；Rotating ring 9 moves right, and B terminals 1 and M terminals 2 are linked together；The opening 12 is arranged in 1 bottom of B terminals
On the shell of the side of end face, the bearing is fixed at opening 12, is used to support insert；It is cased with return on the armature 10
Spring 20,20 one end of the return spring are contacted with the shell of electromagnetic switch, the block piece that the other end is stretched out with 10 tail end of armature
21 contacts；The electromagnetic coil 7 includes that switch coil 13 and pull in winding 14, the pull in winding 14 pass through rotating ring 9 and M terminals
2 are connected.
Claims (7)
1. a kind of permanent magnet car starter, including B terminals (1), M terminals (2), electromagnetic switch (3), rotor assembly (4), brush holder are total
At (5) and drive assembly (6), it is characterised in that：The electromagnetic switch (3) includes electromagnetic coil (7) and dynamic iron core (8), described
The axis of dynamic iron core (8) is overlapped with the axis of B terminals (1), and described dynamic iron core (8) one end is provided with rotating ring (9), other end setting
There are armature (10), the dynamic iron core (8) to drive rotating ring (9) and armature (10) along its axially reciprocating, M terminals (2) and B terminals
(1) M terminals (2) in the same plane, are connected by bottom setting by rotating ring (9) with B terminals (1)；The M terminals (2) with
The carbon brush of brush holder assembly (5) is connected by connecting line (11).
2. a kind of permanent magnet car starter as described in claim 1, it is characterised in that：The side of B terminals (1) bottom is set
It is equipped with opening (12), one end of the M terminals (2) extend into electromagnetic switch (3) inside, the end of M terminals (2) at opening (12)
Face is in B terminals (1) bottom end face in same level；The other end of M terminals (2) is fixed by screws in binding post (15)
On.
3. a kind of permanent magnet car starter as claimed in claim 1 or 2, it is characterised in that：The electromagnetic coil (7) includes opening
It closes coil (13) and pull in winding (14), the pull in winding (14) is connected by rotating ring (9) with M terminals (2), thus and armature
Assembly (4) is electrically connected.
4. a kind of permanent magnet car starter as claimed in claim 2, it is characterised in that：The carbon brush of the brush holder assembly (5) is logical
It crosses connecting line (11) with binding post (15) to be connected so that M terminals (2) are connected with carbon brush.
5. a kind of permanent magnet car starter as claimed in claim 1 or 2, it is characterised in that：The drive assembly (6) includes driving
Moving axis (16), one-way clutch (17) and starter receiver (18), the drive shaft (16) are connected with the main shaft of rotor assembly (4),
The one-way clutch (17) is arranged in drive shaft (16) and horizontally slips along drive shaft (16), and drive shaft (16) drives unidirectional
Clutch (17) rotates, to drive starter receiver (18) to rotate.
6. a kind of permanent magnet car starter as claimed in claim 5, it is characterised in that：The armature (10) and one-way clutch
(17) shifting fork mechanism is provided between, the shifting fork mechanism includes shift fork part (19), is hinged in the middle part of the shift fork part (19)
On the end cap of starter, the upper end of shift fork part (19) is connect with armature (10), the lower end of shift fork part (19) and one-way clutch
(17) it connects；The mobile band moving armature (10) of the dynamic iron core (8) of electromagnetic switch (3) is mobile, is made by the transmission of shift fork part (19)
One-way clutch (17) is mobile.
7. a kind of permanent magnet car starter as described in claim 1, it is characterised in that：It is cased with return bullet on the armature (10)
Spring (20), described return spring (20) one end are contacted with the shell of electromagnetic switch (3), and the other end is stretched out with armature (10) tail end
Block piece (21) contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721755694.5U CN207830023U (en) | 2017-12-15 | 2017-12-15 | A kind of permanent magnet car starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721755694.5U CN207830023U (en) | 2017-12-15 | 2017-12-15 | A kind of permanent magnet car starter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830023U true CN207830023U (en) | 2018-09-07 |
Family
ID=63387601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721755694.5U Expired - Fee Related CN207830023U (en) | 2017-12-15 | 2017-12-15 | A kind of permanent magnet car starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163369A (en) * | 2022-06-16 | 2022-10-11 | 常州朗东汽车电器有限公司 | Improved gear transmission type automobile starter |
-
2017
- 2017-12-15 CN CN201721755694.5U patent/CN207830023U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163369A (en) * | 2022-06-16 | 2022-10-11 | 常州朗东汽车电器有限公司 | Improved gear transmission type automobile starter |
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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: 20180907 Termination date: 20211215 |