CN207852504U - automobile starting motor electromagnetic switch - Google Patents
automobile starting motor electromagnetic switch Download PDFInfo
- Publication number
- CN207852504U CN207852504U CN201820022618.1U CN201820022618U CN207852504U CN 207852504 U CN207852504 U CN 207852504U CN 201820022618 U CN201820022618 U CN 201820022618U CN 207852504 U CN207852504 U CN 207852504U
- Authority
- CN
- China
- Prior art keywords
- movable contact
- static contact
- iron core
- contact spring
- electromagnetic switch
- 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.)
- Active
Links
Landscapes
- Relay Circuits (AREA)
Abstract
The utility model provides a kind of automobile starting motor electromagnetic switch, belongs to auto-parts technical field.It solves technical problems such as starting difficulty caused by starting motor electromagnetic switch and freezing of existing vehicle winter.This automobile starting motor electromagnetic switch, the first static contact and the first movable contact spring including shell and for being opened and closed motor start circuit, the dynamic iron core by electromagnetic drive is arranged in enclosure interior, electromagnetic switch further includes the heater circuit being electrically connected with automobile storage battery, heater circuit includes the adding thermal resistance for being heated to the first static contact, heater circuit further includes the second static contact and the second movable contact spring for being useful for control circuit opening and closing, second movable contact spring is fixed in dynamic iron core, when dynamic iron core drives the first movable contact spring and the first static contact contradicts, second movable contact spring and the second static contact contradict.The utility model preheats starter relay stationary contact by adding thermal resistance, melts ice sheet, to solve the problems, such as that circuit is obstructed.
Description
Technical field
The utility model belongs to auto-parts field, is related to a kind of automobile starting motor electromagnetic switch.
Background technology
Present automobile is required for powering to direct current generator using in-vehicle secondary battery when starting, and direct current generator drives hair
Motivation is started, wherein and electromagnetic switch refers to the control switch on automobile starter, and electromagnetic switch includes shell, above
Be arranged there are two the binding post for connecting direct current generator and automobile storage battery, as static contact, static contact through shell can with it is outer
The electric wire of portion's circuit connects, and is internally provided with dynamic iron core, movable contact spring is provided in dynamic iron core.Electromagnetic switch is upon power-up, interior
The electromagnetic coil in portion, which will produce the movable contact spring in electromagnetism power drive dynamic iron core, makes it contact two static contacts of connection with static contact, into
And direct current generator is made to be powered on.
But in winter, in vehicle travel process, cabin temperature and humidity are higher, and vehicle is rapid by placing a late temperature
Drop, under the working environment of this damp and hot alternate cycles, easy tos produce vapor inside electromagnetic switch.And static contact is for connecting
Connect external circuit, therefore shell is run through in its guild in structure, thus its temperature usually reduce it is very fast, in this way inside water
Steam can be condensed in largely on static contact, and so in winter at night, be placed on the vehicle of outside starts what motor electromagnetic switched
Ice sheet is easy tod produce on static contact.And then morning in winter, when vehicle is lighted a fire for the first time, the dynamic and static contact of electromagnetic switch is in phase
Mutually during contact, once ice sheet is unable to ice-breaking, contact is just difficult to be switched on, and leads to starting difficulty.
China's Patent Application Publication (notification number：CN201247741Y；The day for announcing：2009.5.27 a kind of band is disclosed in)
The anti-freeze starter relay of double contact comprising have shell, electromagnetic coil, dynamic iron core are provided in shell, move iron
It is provided with movable contact rod on core, movable contact spring and lower movable contact spring are provided in movable contact rod, while there are two quiet for setting on shell
Contact, enclosure interior setting there are two the auxiliary static contact that connect by sheet metal with static contact, upper movable contact spring for it is auxiliary
Static contact is helped to contact, lower movable contact spring with static contact for contacting.When weather is more cold, auxiliary static contact can be arranged
It is more internal, farther out apart from external environment, assist usually without ice on static contact, when upper movable contact spring is contacted with auxiliary static contact
It waits, electric current is by sheet metal and gives off heat, and melts the accumulated ice on static contact so that be connected between static contact, start function
It is enough to run well.
In order to need to send out enough heats, sheet metal need to design it is relatively thin can improve resistance, be easy to make in this way
It is blown at after used a period of time, sheet metal is susceptible to, causes service life shorter, repair is more frequent.
Invention content
The utility model existing above problem in view of the prior art, provides a kind of automobile starting motor electromagnetic switch,
Technical problem to be solved in the utility model is：Vehicle winter starts tired caused by starting motor electromagnetic switch and freezing
It is difficult.
The purpose of this utility model can be realized by following technical proposal：
A kind of automobile starting motor electromagnetic switch, including shell and the first static contact for being opened and closed motor start circuit
With the first movable contact spring, the first static contact is arranged on shell, enclosure interior setting by electromagnetic drive dynamic iron core, described the
One movable contact spring is fixed in dynamic iron core, which is characterized in that the electromagnetic switch further includes the heating being electrically connected with automobile storage battery
Circuit, the heater circuit include the adding thermal resistance for being heated to the first static contact, and the heater circuit further includes being useful for
The second static contact and the second movable contact spring of control circuit opening and closing, second static contact are fixed in shell, and described second is dynamic tactile
Piece is fixed in dynamic iron core, when dynamic iron core drives the conflict of the first movable contact spring and the first static contact, the second movable contact spring and the
Two static contacts contradict.
When opening electromagnetic switch, the movement of dynamic iron core enables to the second static contact to be contacted with the second movable contact spring,
And then heater circuit is connected, adding thermal resistance heating power can increase the temperature of the first static contact in turn, allow original knot first
Thin ice on static contact melt, and such first movable contact spring is just in direct contact with the first static contact so that automotive direct current machine is powered
Drive engine start.It is connect with accumulator since its heater circuit is independent, such electric current is stablized, and adding thermal resistance can be grown
Time steady operation, allow in this way electromagnetic switch can long-term stable work, reduce frequency of maintenance, reduce maintenance cost.
In above-mentioned automobile starting motor electromagnetic switch, it is provided on the heater circuit positioned at hull outside and is used for
The heater switch of cut-out and turning circuit.Heater switch can independent control heater circuit, in summer or the when of being warm,
People can manually close the heater switch of hull outside, and a large amount of heat is generated when avoiding out electromagnetic switch from opening.
In above-mentioned automobile starting motor electromagnetic switch, the first static contact quantity is two, the adding thermal resistance
Quantity is two and position is opposite with the first static contact position.Adding thermal resistance and the first static contact quantity and position are mutually right
It answers, heat can be maximized in this way, avoid the waste of heat.
In above-mentioned automobile starting motor electromagnetic switch, it is provided in the shell for driving dynamic iron core to make first to move
The electromagnetic coil that contact is contacted with the first static contact, driving iron core is provided in the electromagnetic coil makes the first movable contact spring and first
The resetting spring of static contact separation.Electromagnetic coil can directly drive dynamic iron core movement, Jin Erjie after electromagnetic switch energization
Logical first static contact, and after engine stabilizer rotation, it is only necessary to electromagnetic switch is powered off, resetting spring can be driven dynamic
Plunger return, allows the separated of the first static contact, this simple in structure, easy to operate.
In above-mentioned automobile starting motor electromagnetic switch, first movable contact spring and the second movable contact spring are respectively positioned on dynamic iron core
One end, the first movable contact spring is between the first static contact and the second static contact.First movable contact spring and the second movable contact spring are focused on
One end can be compacter by internal structure, reduces volume, and the design of the first movable contact spring is quiet in the first static contact and second
Ensure that the first movable contact spring will not be interfered with each other with the second stationary contact between contact, ensure that space.
In above-mentioned automobile starting motor electromagnetic switch, one end far from the first movable contact spring is pierced by shell in the dynamic iron core
Body and the pull rod shift fork above being connected with for making direct current generator pinion gear be engaged with flywheel.The other end setting of dynamic iron core is drawn
Bar shift fork so that in dynamic iron core motion process direct current generator in automobile can directly engaged by engine flywheel, and then is worked as
When first static contact is connected first movable contact spring, direct current generator can directly drive engine start, compact-sized, move
It is smooth to make linking.
Compared with prior art, the utility model has the following advantages：
1, in the environment of cold wet, starter relay stationary contact is preheated by adding thermal resistance, is melted
Change ice sheet, to solve the problems, such as that circuit is obstructed.
2, part integrated level is high, compact-sized, integrally occupies little space.
3, user can voluntarily choose whether to open contact deicing function.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present embodiment.
In figure, 1, shell；11, dynamic iron core；111, pull rod shift fork；12, electromagnetic coil；13, resetting spring；21, first is quiet
Contact；22, the first movable contact spring；23, starting switch；24, direct current generator；31, the second static contact；32, the second movable contact spring；33, add
Thermal resistance；34, heater switch.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, a kind of automobile starting motor electromagnetic switch, including shell 1, setting is quiet there are two first on shell 1
Contact 21, two the first static contacts 21 run through shell 1, are provided with the first movable contact spring 22 in shell 1, and the first movable contact spring 22 can be with
First static contact 21 is located at the end thereof contacts in shell 1, and then makes two the first static contact 21 connections.And two the first static contacts
21 one end for being located at outside shell 1 are connect with extraneous motor start circuit, when the first movable contact spring 22 and two the first stationary contacts
When 21 contact, the electric current of automobile storage battery can power to direct current generator 24, and direct current generator 24 can drive engine to open
It is dynamic.
Electromagnetic coil 12 is provided in shell 1, electromagnetic coil 12 is connected by the accumulator of conducting wire and automobile, electromagnetic wire
The starting switch 23 for being opened and closed circuit is connected on circle 12, starting switch 23 is mounted on the key door of automobile.Electromagnetic coil
Dynamic iron core 11 is provided in 12, with electromagnetic coil 12 electromagnetic induction can occur for dynamic iron core 11, and then dynamic iron core 11 can transport
It is dynamic.The resetting spring 13 for making dynamic iron core 11 reset, the elastic force and electromagnetic wire of resetting spring 13 are internally provided in electromagnetic coil 12
The force direction that circle 12 gives the movement of dynamic iron core 11 is opposite.First movable contact spring 22 is fixed on one end of dynamic iron core 11, electromagnetism
Electromagnetic force after coil 12 is powered can drive dynamic iron core 11 to move so that the first movable contact spring 22 connects with the first static contact 21
It touches.
The electromagnetic switch further includes heater circuit, and heater circuit is electrically connected with automobile storage battery, and heater circuit includes being used for
It is opened and closed the heater switch 34 and two adding thermal resistances 33 being located near two the first static contacts 21 of circuit, two heating
Resistance 33 is in cascaded structure.Heater circuit further includes having the second static contact 31 and the second movable contact spring 32,31 quantity of the second static contact
It it is two, when the second movable contact spring 32 and the second static contact 31 contact, heater circuit can be connected.Two the second static contacts
Being fixed in shell 1 between 31, and the second moving contact is fixedly installed in dynamic iron core 11.Second moving contact and first moves
Contact is arranged on the same end of dynamic iron core 11, the first movable contact spring 22 be located at the first static contact 21 and the second static contact 31 it
Between, the second static contact 31 is between the first movable contact spring 22 and the second movable contact spring 32.Dynamic iron core 11 is carried out by electromagnetism power drive
Movement, when the first movable contact spring 22 contradict on the first static contact 21 when, the second movable contact spring 32 just with the second static contact 31
It contradicts.
Wherein, it is pierced by shell 1 on the one end of dynamic iron core 11 far from the first movable contact spring 22, and is provided with pull rod shift fork above
111, pull rod shift fork 111 is moved with the movement of dynamic iron core 11, when dynamic iron core 11 is moved toward 22 direction of the first movable contact spring
It waits, pull rod shift fork 111 drives the pinion gear of direct current generator 24 to be engaged with the flywheel of engine.
Under raw weather, for the first static contact 21 of outdoor automobile since part is outside shell 1, heat conduction is very fast, makes
Its attached water vapour above and then icing, and the second static contact 31 is all respectively positioned on inside and does not have the temperature difference with internal other components,
Its surface is without ice.In such a case, heater switch 34 can be first closed by people, and when starting automobile, key door is beaten
It opens and starting switch 23 is driven to be closed, electromagnetic coil 12 drives dynamic iron core 11 to move so that the first movable contact spring 22 contradicts quiet first
On contact 21, due to the presence of ice sheet, between the first static contact 21 and do not turn on.But the second static contact without ice-like state at this time
31 due to the contact of the second movable contact spring 32 and mutual conduction, such automobile storage battery powers to heater circuit, adding thermal resistance 33
Energization starts to generate heat, and the heat of adding thermal resistance 33 can increase the temperature of the first static contact 21 so that on the first static contact 21
Ice sheet melts, and the last success of first movable contact spring 22 is contacted with the first static contact 21.Two the first static contacts 21 are connected to, in automobile
Start-up circuit is connected, and the power supply rotation of direct current generator 24, engine can start.After engine normal rotation, Ke Yiguan
Starting switch 23 is closed, resetting spring 13 drives 11 return of dynamic iron core, and then the first movable contact spring 22 is detached with the first static contact 21,
The start-up circuit of automobile disconnects.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although 1, shell is used more herein；11, dynamic iron core；111, pull rod shift fork；12, electromagnetic coil；13, it resets
Spring；21, the first static contact；22, the first movable contact spring；23, starting switch；24, direct current generator；31, the second static contact；32,
Two movable contact springs；33, adding thermal resistance；34, the terms such as heater switch, but it does not preclude the possibility of using other terms.Use this
A little terms are used for the purpose of more easily describing and explaining the essence of the utility model；It is additional to be construed as any type
Limitation is all contrary to the spirit of the present invention.
Claims (6)
1. a kind of automobile starting motor electromagnetic switch, including shell (1) and the first stationary contact for being opened and closed motor start circuit
Head (21) and the first movable contact spring (22), the first static contact (21) are arranged on shell (1), are arranged by electricity inside the shell (1)
The dynamic iron core (11) of Magnetic driving, first movable contact spring (22) are fixed in dynamic iron core (11), which is characterized in that the electromagnetism is opened
Pass further includes the heater circuit being electrically connected with automobile storage battery, and the heater circuit includes for being heated to the first static contact (21)
Adding thermal resistance (33), the heater circuit further includes being useful for the second static contact (31) of control circuit opening and closing and second dynamic tactile
Piece (32), second static contact (31) are fixed in shell (1), and second movable contact spring (32) is fixed on dynamic iron core (11)
On, when dynamic iron core (11) drive the first movable contact spring (22) with the first static contact (21) contradict when, the second movable contact spring (32) with
Second static contact (31) contradicts.
2. automobile starting motor electromagnetic switch according to claim 1, which is characterized in that be provided on the heater circuit
Positioned at shell (1) outside and for cutting off and the heater switch of turning circuit (34).
3. automobile starting motor electromagnetic switch according to claim 1, which is characterized in that the first static contact (21) number
Amount is two, and adding thermal resistance (33) quantity is two and position is opposite with the first static contact (21) position.
4. automobile starting motor electromagnetic switch according to claim 1, which is characterized in that be provided in the shell (1)
Electromagnetic coil (12) for driving dynamic iron core (11) that the first movable contact spring (22) is made to be contacted with the first static contact (21), the electromagnetism
The resetting spring that driving iron core (11) makes the first movable contact spring (22) be detached with the first static contact (21) is provided in coil (12)
(13)。
5. automobile starting motor electromagnetic switch according to claim 1, which is characterized in that first movable contact spring (22) with
Second movable contact spring (32) is respectively positioned on dynamic iron core (11) one end, and the first movable contact spring (22) is located at the first static contact (21) and the second stationary contact
Between head (31).
6. automobile starting motor electromagnetic switch according to claim 5, which is characterized in that separate on the dynamic iron core (11)
One end of first movable contact spring (22) is pierced by shell (1) and is connected with the drawing for making direct current generator pinion gear be engaged with flywheel above
Bar shift fork (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820022618.1U CN207852504U (en) | 2018-01-05 | 2018-01-05 | automobile starting motor electromagnetic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820022618.1U CN207852504U (en) | 2018-01-05 | 2018-01-05 | automobile starting motor electromagnetic switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207852504U true CN207852504U (en) | 2018-09-11 |
Family
ID=63417484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820022618.1U Active CN207852504U (en) | 2018-01-05 | 2018-01-05 | automobile starting motor electromagnetic switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207852504U (en) |
-
2018
- 2018-01-05 CN CN201820022618.1U patent/CN207852504U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101840796B (en) | Circuit breaker closing/opening actuating mechanism | |
| CN104126215A (en) | Electromagnetic switch including at least two mobile contacts for the starter of heat engine | |
| CN207852504U (en) | automobile starting motor electromagnetic switch | |
| CN211016937U (en) | Automobile starter and electromagnetic switch thereof | |
| CN102884602B (en) | A kind of switching-on mechanism and use the circuit breaker of this switching-on mechanism | |
| CN203415500U (en) | A vehicle starter electromagnetic switch, a vehicle starter, and a vehicle starting system | |
| CN205335183U (en) | Direct current contactor's electromagnetic mechanism | |
| CN202429300U (en) | Handle of electric vehicle | |
| CN203041125U (en) | Portable automatic power-supplying and power-storing warm water cup | |
| CN201655569U (en) | Gate closing and opening actuator of automatic circuit breaker | |
| CN207397965U (en) | A kind of starter relay B ends static contact deicer | |
| CN105551893A (en) | Electromagnetic mechanism of direct current contactor | |
| CN207441488U (en) | A kind of electromagnetic switch ice breaking structure | |
| CN207441487U (en) | Starter relay | |
| CN114216089A (en) | Self-protection street lamp based on illumination and temperature difference change | |
| CN201089493Y (en) | Heating gloves of electric vehicle | |
| CN209308875U (en) | The engine start circuit and engineering machine vehicle of engineering machine vehicle | |
| CN103256163B (en) | A kind of vehicle starting controller | |
| CN207750163U (en) | A kind of starter with overtemperature protection system | |
| CN206584868U (en) | A kind of control system of high-voltage relay | |
| CN201595707U (en) | Temperature control device of vehicle thermos cup | |
| JPH07174062A (en) | Switch | |
| CN101571318B (en) | Fan heater for crane | |
| CN201321937Y (en) | Electrical starting automatic pressure-reducing device of single diesel engines | |
| CN208153232U (en) | A kind of improved starter circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200609 Address after: 315336 No. two, 818 Binhai New Area, Hangzhou Bay, Zhejiang, Ningbo Co-patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Patentee after: NINGBO GEELY ROYAL ENGINE COMPONENTS Co.,Ltd. Address before: 250001 Chunhui Road, Ji'nan hi tech Zone, Shandong Province, No. 1777 Patentee before: JI'NAN GEELY AUTO PARTS Co.,Ltd. |