CN203398949U - Electronic noncontact unidirectionally-rotating intelligent wiper motor - Google Patents
Electronic noncontact unidirectionally-rotating intelligent wiper motor Download PDFInfo
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- CN203398949U CN203398949U CN201320488813.0U CN201320488813U CN203398949U CN 203398949 U CN203398949 U CN 203398949U CN 201320488813 U CN201320488813 U CN 201320488813U CN 203398949 U CN203398949 U CN 203398949U
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- motor
- wiper motor
- gear wheel
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- noncontact
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Abstract
The utility model relates to an electronic noncontact bidirectional rotating intelligent wiper motor (called NIM for short) which is an electronic noncontact bidirectionally-rotating intelligent wiper motor based on mechanical contact-type motors commonly used at home and abroad at present. The motor overcomes disadvantages, which exist in the mechanical contact-type motors for a long time, of cumbersome structures, short service life, high failure rate, unstable quality and difficult installation and the like. Moreover, interfering radiation is not generated in the operation process of the motor and other electronic devices in a vehicle are protected from effects of interferences. The electronic noncontact bidirectionally-rotating intelligent wiper motor fills blanks in the field of automobile wiper motor industry at home and abroad.
Description
Technical field
The utility model relates to a kind of automobile wiper motor, especially a kind of electronic non-contact single direction rotation screen wiper motor (being called for short NIM).
Background technology
The wiper of using on international and domestic automobile is at present all that mechanical contact-type forms a wiper motor electrical equipment control structure, and its shortcoming is: change type volume of switch weight that 1, first's third gear position forms is large, input current greatly, the use wearing and tearing that go round and begin again for a long time greatly, the life-span is short, distortion is large, complex process error rate and the shortcoming such as failure rate is high, quality stability is poor, installation is difficult.2, the off-position that three contact pieces and off-position copper coin form control due to the long-term contact wear distortion that is rotated formula with off-position copper coin of three contact pieces greatly, life-span is short, the complex process of bending, failure rate is high, quality is unstable, the shortcomings such as cost is large, and when moving, motor have the brush of three groups of speed-regulating functions with the electronic jamming width of motor gear wheel operation friction generation, to penetrate other electronic equipments of automobile with the contact piece of high speed operation of motor friction and three groups of positioning functions, the wearing and tearing that particularly cause with the high-speed cruising of motor have reduced the useful life of motor and the raising of failure rate widely, and in end cap, be all individual gears to be set turn round and make the significant drawback such as output power of motor reduction by 25%.
Utility model content
The technical problems to be solved in the utility model is: propose the problem that automobile wiper motor that a kind of electronic non-contact single direction rotation screen wiper motor thoroughly solves current mechanical contact-type structure brings.
The technical scheme that the utility model adopts is: a kind of electronic non-contact single direction rotation screen wiper motor, comprise motor body, on described body, be provided with end cap, in end cap, be provided with gear wheel, on described gear wheel, be embedded with the circular magnet steel rotating with gear wheel, the top of described gear wheel is fixed with between a circuit board and gear wheel and circuit board and leaves gap, on described circuit board, be provided with a Hall switch, this Hall switch is arranged on circuit board and a relative side on gear wheel upper magnetic steel circumference, when gear wheel is during with electric machine rotation, weekly through under a Hall switch, now Hall switch action, when magnet steel is during away from Hall switch, Hall switch restores, detect successively main shaft origin position,
Further, in body described in the utility model, be also provided with the motor axial controller of axial endplay in the time of can controlling limit electric machine rotation;
Further, in body described in the utility model, be also provided with and can ensure and axially without play, can ensure that again motor is without the lossless function ensuring equipment of rotor axial of wasted work;
Further, in body described in the utility model, have and be only provided with a pair of brush, this utility model electric machine speed regulation adopts PWM mode, therefore motor only needs a pair of brush, this motor by the wiper control switch on automobile, control motor speed size or with contactless pulse signal, control the size of motor speed, when switch is beaten to lock catch, when the magnet steel on gear rotates to the Hall switch below of control board, circuit is controlled and is made motor automatic stop at initial position.Simultaneously in circuit, increased multiple protection functions, when voltage is higher than prescribed limit value alarm out of service, when current of electric is higher than 20% alarm of rated value out of service;
Further, the decelerator motor that interior many gear structures formation of end cap gear reduction apparatus, particularly end cap of single gear or many gear formation is set in end cap described in the utility model can improve 25% effective output.
The beneficial effects of the utility model are: electronic non-contact single direction rotation screen wiper motor of the present utility model is on current international and domestic general mechanical contact-type Motor Foundation, a kind of electronic non-contact single direction rotation screen wiper motor of utility model, the motor of this utility model has overcome the long-standing structure heaviness of mechanical contact-type motor for a long time, life-span is short, failure rate is high, quality is unstable, the shortcomings such as difficulty are installed, and motor does not have interference emission to produce in running, protected again the interference-free impact of other electronic equipments in car, the utility model has been filled up international and domestic blank in automobile wiper motor industry field.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of preferred embodiment of the present utility model;
Fig. 2 is internal structure of motor schematic diagram in the utility model;
Fig. 3 is connector figure in the utility model;
Fig. 4 is electronic control principle block diagram in the utility model;
In figure: 1. body, 2. end cap, 3. gear wheel, 4. circular magnet steel, 5. circuit board, 6. Hall switch, 7. motor axial controller, the 8. lossless function ensuring equipment of rotor axial, 9. brush,, 10. output shaft.
Embodiment
With preferred embodiment, the utility model is described in further detail by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model is only described in a schematic way, so it only show the formation relevant with the utility model.
As Fig. 1, Fig. 2, Fig. 3, the embodiment of a kind of electronic non-contact single direction rotation of the utility model shown in Fig. 4 Fig. 5 screen wiper motor (being called for short NIM), comprise motor body 1, on described body 1, be provided with end cap 2, in end cap 2, be provided with gear wheel 3, circuit board 5 is fixed on gear wheel 3 tops, certain interval is left in centre, circular magnet steel embedding 4 is rotated with gear wheel 3 on certain point of gear wheel 3, on the circuit board 5 above gear wheel 3, there is a Hall switch 6, this Hall switch 6 is arranged on circuit board 5 and a relative side on circular magnet steel 4 circumferences on gear wheel 3, when gear wheel 3 is during with electric machine rotation, weekly through under a Hall switch 6, now Hall switch 6 actions, when circular magnet steel 4 is during away from Hall switch 6, Hall switch 6 restores, detect successively main shaft origin position.Special in this utility model motor, designed motor axial controller 7, axial play up and down when this device can be controlled limit electric machine rotation.Also be provided with the lossless function ensuring equipment 8 of rotor axial, this device can ensure and axially without play, can ensure that again motor is without the function of wasted work.This utility model electric machine speed regulation adopts PWM mode, therefore motor only needs a pair of brush 9, this motor by the wiper control switch on automobile, control motor speed size or with contactless pulse signal, control the size of motor speed, when switch is beaten to lock catch, when the circular magnet steel 4 on gear wheel 3 rotates to Hall switch 6 below of circuit board 5, circuit is controlled and is made motor automatic stop at initial position.Simultaneously in circuit, increased multiple protection functions, when voltage is higher than prescribed limit value alarm out of service, when current of electric is higher than 20% alarm of rated value out of service.This utility model advantage is the excellent features such as little, the contactless steady quality of volume simple in structure is more reliable.
Control principle: connector schematic diagram as shown in Figure 3, corresponding following wire size definition list:
| |
1 | 2 | 3 | 4 | 5 | 6 |
| Color | Black | Green | Blue | Vacancy | Yellow | Red |
| Definition | Power- | Low speed | At a high speed | ? | Reset | Power supply just |
At a high speed: No. 3 blue line is just connected with power supply, and CPU detects high-speed cruising instruction, and starter motor enters high-speed cruising state, until No. 3 blue lines disconnect, decelerating through motor finally stops at origin position.
Low speed: No. 2 green line is just connected with power supply, and CPU detects low cruise instruction, and starter motor enters low cruise state, until No. 3 blue lines disconnect, decelerating through motor finally stops at origin position.
Reset: No. 5 yellow line is just connected with power supply, and CPU detects reset instruction, and starter motor finds initial point and is parked in origin position with low speed.
Electric machine speed regulation adopts PWM mode, so motor only needs a pair of full speed electricity level, has increased multiple protection functions in circuit, when voltage is higher than 16V alarm out of service, when current of electric is higher than 20% alarm of rated value out of service.
Indication: on circuit board, have a red LED indicator light, at ordinary times when main shaft is lighted when the origin position, during over voltage alarm, with the flicker of going out in 1 second bright 1 second, report to the police, when overcurrent is reported to the police with the flicker warning of going out in 0.5 second bright 0.5 second.
What in above specification, describe is embodiment of the present utility model, various not illustrating is construed as limiting flesh and blood of the present utility model, person of an ordinary skill in the technical field read after specification can to before described embodiment make an amendment or be out of shape, and do not deviate from essence and the scope of utility model.
Claims (5)
1. an electronic non-contact single direction rotation screen wiper motor, comprise motor body (1), on described body (1), be provided with end cap (2), in end cap (2), be provided with gear wheel (3), it is characterized in that: on described gear wheel (3), be embedded with the circular magnet steel (4) rotating with gear wheel (3), the top of described gear wheel (3) is fixed with between a circuit board (5) and gear wheel (3) and circuit board (5) and leaves gap, on described circuit board (5), be provided with a Hall switch (6), this Hall switch (6) is arranged on circuit board (5) and goes up the relative side on circular magnet steel (4) circumference with gear wheel (3).
2. electronic non-contact single direction rotation screen wiper motor as claimed in claim 1, is characterized in that: the motor axial controller (7) that is also provided with axial endplay in the time of can controlling limit electric machine rotation in described body (1).
3. electronic non-contact single direction rotation screen wiper motor as claimed in claim 1, is characterized in that: in described body (1), be also provided with and can ensure and axially without play, can ensure that again motor is without the lossless function ensuring equipment of rotor axial (8) of wasted work.
4. electronic non-contact single direction rotation screen wiper motor as claimed in claim 1, is characterized in that: in described body (1), have and be only provided with a pair of brush (9).
5. electronic non-contact single direction rotation screen wiper motor as claimed in claim 1, is characterized in that: in end cap (2), be provided with two kinds of structures of single gear wheel (3) or large and small gear combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320488813.0U CN203398949U (en) | 2013-08-09 | 2013-08-09 | Electronic noncontact unidirectionally-rotating intelligent wiper motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320488813.0U CN203398949U (en) | 2013-08-09 | 2013-08-09 | Electronic noncontact unidirectionally-rotating intelligent wiper motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203398949U true CN203398949U (en) | 2014-01-15 |
Family
ID=49910447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320488813.0U Expired - Fee Related CN203398949U (en) | 2013-08-09 | 2013-08-09 | Electronic noncontact unidirectionally-rotating intelligent wiper motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203398949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683679A (en) * | 2013-08-09 | 2014-03-26 | 张岳峰 | An electronic-type contactless unidirectionally-rotating intelligent windscreen wiper electric motor |
-
2013
- 2013-08-09 CN CN201320488813.0U patent/CN203398949U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683679A (en) * | 2013-08-09 | 2014-03-26 | 张岳峰 | An electronic-type contactless unidirectionally-rotating intelligent windscreen wiper electric motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140115 Termination date: 20190809 |