CN201555598U - Non-contact magnetic inductive type clutch turn angle sensor - Google Patents
Non-contact magnetic inductive type clutch turn angle sensor Download PDFInfo
- Publication number
- CN201555598U CN201555598U CN2009200399425U CN200920039942U CN201555598U CN 201555598 U CN201555598 U CN 201555598U CN 2009200399425 U CN2009200399425 U CN 2009200399425U CN 200920039942 U CN200920039942 U CN 200920039942U CN 201555598 U CN201555598 U CN 201555598U
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- rotor
- clutch coupling
- housing
- processing unit
- rotary angle
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Abstract
The utility model provides a non-contact magnetic inductive type clutch turn angle sensor, which comprises an upper cover, a casing, a rotor, a magnetic body and a circuit board; the upper cover is arranged at the upper part of the casing; the rotor is arranged in the casing and is connected with an output shaft of a clutch; the magnetic body is arranged on the rotor and rotates along with the rotor; the circuit board is installed on the upper cover and is provided with a Hall sensor and a processing unit; the processing unit is electrically connected with the Hall sensor; the Hall sensor is used for inducting the magnetic field variation during the rotation of the magnetic body and changes the variation into electrical signals; and the processing unit receives the turn angle signals of the clutch according to the electrical signals. With the Hall sensor adopted in the utility model, the turn angle signals of the clutch can be obtained without contact, thereby effectively prolonging the service life and the accuracy of signals, and effectively avoiding the problems of abrasion, signal deviation and the like caused by direct contact between an electric brush and elements.
Description
Technical field
The utility model relates to a kind of rotary angle transmitter, and particularly relevant for a kind of noncontact magnetically inductive clutch coupling rotary angle transmitter.
Background technology
So-called clutch coupling, as the term suggests utilize in other words " from " an amount of power transmitted with " closing ".Clutch coupling is by friction disc, spring leaf, platen and power output shaft are formed, be arranged between engine and the wheel box, the transmission of torque that is used for storing on the engine flywheel is given wheel box, guarantee that vehicle passes to an amount of driving force of driving wheel and moment of torsion under different travel conditions, belong to the category of power assembly.The power output shaft of clutch coupling is exactly the input shaft of wheel box.In vehicle traveling process, the driver can step on or release the clutch pedal as required, engine and wheel box are temporarily separated and engages gradually, to cut off or to transmit the power of engine to the variator input.
Along with electronic technology is used on automobile, a kind of automatic lookup clutch system has also entered automotive field.This clutch coupling by ECU (Electrical Control Unit) (ECU) control has been applied on the automobile, make the manual transmission gear shift an important step-clutch coupling disconnection with engage and can automatically finish in good time, simplified driver's control action.Therefore, in time, accurately, inerrably measuring clutch state is a very important problem in the control of motor vehicle automatic mechanical transmission.Clutch coupling is worked in rotary manner, traditional clutch coupling rotary angle transmitter utilizes the brush structure to record corner, export with signal again, its major defect has utilized a kind of brush of contact-type, rapid wear, serviceable life is short, the fault rate height, feel is unsmooth, is difficult to satisfy the technical requirement of motor vehicle self-shifting.Therefore be necessary to design a kind of delicate structure, long service life, the reliability height, the good contactless corner detecting element of feel satisfies the pick-up unit of motor vehicle fluid drive sensing.
The utility model content
The purpose of this utility model provides a kind of noncontact magnetically inductive clutch coupling rotary angle transmitter, long service life, and the reliability height, and feel is good.
For reaching above-mentioned purpose, the utility model provides a kind of noncontact magnetically inductive clutch coupling rotary angle transmitter, comprises loam cake, housing, rotor, magnetic and circuit board.Loam cake is arranged at the housing top; Rotor is arranged in the housing, and rotor connects clutch output shaft; Magnetic is arranged on the rotor, and along with rotor rotates together; Circuit board is installed on loam cake, and circuit board has Hall element and processing unit, processing unit electrically connects Hall element, the variation in magnetic field and be translated into electric signal during the rotation of Hall element induced magnetism gonosome, and processing unit obtains the clutch coupling angular signal according to electric signal.
In the utility model, circuit board also comprises ECU (Electrical Control Unit), electrically connects processing unit, and according to angular signal solenoidoperated cluthes engaging time and speed.
The utility model also comprises the self-oiling bearing cover, is arranged between housing and the rotor.
In the utility model, rotor has fan-shaped interference angle, on cover and have stopper slot, fan-shaped interference angle rotates in stopper slot.
In the utility model, also have groove on the rotor, magnetic is arranged in the groove.
The utility model also comprises torsion spring, is arranged in the housing, and an end of torsion spring connects rotor, and the other end connects housing.
Be different from traditional electric brush type rotary angle transmitter, the utility model has used Hall element, need not to contact and to respond to the angular signal that obtains clutch coupling, the very effective accuracy that has improved serviceable life and signal, effectively avoided brush directly to contact, caused problems such as wearing and tearing, deviation of signal with components and parts.
Description of drawings
Figure 1 shows that the part drawing of the utility model embodiment.
Figure 2 shows that the synoptic diagram of circuit board among the utility model embodiment.
Figure 3 shows that the synoptic diagram of loam cake among the utility model embodiment.
Figure 4 shows that the synoptic diagram of the utility model embodiment rotor.
Embodiment
For above-mentioned and other purpose, feature and advantage of the present utility model can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Figure 1 shows that the part drawing of the utility model embodiment.Figure 2 shows that the synoptic diagram of circuit board among the utility model embodiment.Please also refer to Fig. 1 to Fig. 2.
The utility model comprises loam cake 1, housing 4, rotor 3, magnetic 7 and circuit board 2.Loam cake 1 is arranged at housing 4 tops.Rotor 3 is arranged in the housing 4, and rotor 3 connects clutch output shaft.Magnetic 7 is arranged on the rotor 3, and along with rotor 3 rotates together.Circuit board 2 is installed on loam cake 1, and circuit board 2 has Hall element 21 and processing unit 22, processing unit 22 electric connection Hall elements 21.
In the present embodiment, magnetic 7 is a magnet, however the utility model not as limit, in other embodiments, magnetic 7 can be other magnetic bodies.
In the present embodiment, noncontact magnetically inductive clutch coupling rotary angle transmitter also comprises ECU (Electrical Control Unit) 23, electrically connects processing unit 22, and according to the engaging time and the speed of angular signal solenoidoperated cluthes.
In the present embodiment, noncontact magnetically inductive clutch coupling rotary angle transmitter also comprises self-oiling bearing cover 5, is arranged between housing 4 and the rotor 3, is used for lubricated rotor 3.
In the present embodiment, have stopper slot 1a on the loam cake 1, as shown in Figure 3.Rotor 3 has fan-shaped interference angle 3a and groove 9, and magnetic 7 is arranged in the groove 9, as shown in Figure 4.Fan-shaped interference angle 3a rotates in stopper slot 1a.In the present embodiment, the angle of fan-shaped interference angle 3a is 60 °, and the angle of stopper slot 1a is 180 °, so rotor 3 rotates in 120 ° that require scope, yet the utility model is not limited only to this.
In the present embodiment, noncontact magnetically inductive clutch coupling rotary angle transmitter also comprises torsion spring 6, be arranged in the housing 4, and an end of torsion spring 6 connects rotor 3, the other end connects housing 4, can get back to virgin state automatically when rotor 3 turns to certain angle under the effect of torsion spring 6.
In the present embodiment, noncontact magnetically inductive clutch coupling rotary angle transmitter also comprises O type circle 8, realizes the sealing of loam cake and housing.
In the present embodiment, loam cake 1, housing 4 materials are stainless steel, play the effect of electrostatic screening, make whole sensor have the ability of anti-electromagnetic interference (EMI).Rotor 3 is made by tin bronze, has enough intensity and wearing quality, and does not influence the input of signal.
When the output shaft of clutch coupling rotated, rotor 3 rotated thereupon, and the magnetic 7 that is arranged on groove 9 also rotates.When magnetic 7 rotated, the magnetic field of its generation also can change.The variation of Hall element 21 induced fields also is translated into electric signal, and the angular signal of clutch coupling is handled and obtained to 22 pairs of electric signal of processing unit.The process, processing unit 22 that Hall element 21 is converted into the variation in magnetic field electric signal with electric signal be converted into the process of angular signal and ECU (Electrical Control Unit) 23 how the process of solenoidoperated cluthes in this area, have and all belong to common practise the people of common knowledge, introduce no longer in detail at this.
In sum, the utility model is different from traditional electric brush type rotary angle transmitter, the utility model has used Hall element, need not to contact and to respond to the angular signal that obtains clutch coupling, the very effective accuracy that has improved serviceable life and signal has effectively avoided brush directly to contact with components and parts, causes problems such as wearing and tearing, deviation of signal, and compact overall structure, have well dustproof, good waterproof effect.
Concrete case study on implementation only is a preferable case study on implementation of the present utility model described in the utility model, is not to be used for limiting practical range of the present utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should be as technology category of the present utility model.
Claims (6)
1. a noncontact magnetically inductive clutch coupling rotary angle transmitter is characterized in that, comprising:
Housing;
Loam cake is arranged at the housing top;
Rotor is arranged in the housing, and rotor connects clutch output shaft;
Magnetic is arranged on the rotor, along with rotor rotates together; And
Circuit board, be installed on loam cake, and circuit board have Hall element and processing unit, processing unit electric connection Hall element, the variation in magnetic field and be translated into electric signal when Hall element induced magnetism gonosome rotates, processing unit obtains the angular signal of clutch coupling according to electric signal.
2. noncontact magnetically inductive clutch coupling rotary angle transmitter according to claim 1 is characterized in that circuit board also comprises ECU (Electrical Control Unit), electrically connects processing unit, and according to angular signal solenoidoperated cluthes engaging time and speed.
3. noncontact magnetically inductive clutch coupling rotary angle transmitter according to claim 1 is characterized in that, also comprises the self-oiling bearing cover, is arranged between housing and the rotor.
4. noncontact magnetically inductive clutch coupling rotary angle transmitter according to claim 1 is characterized in that its rotor has fan-shaped interference angle, on cover and have stopper slot, fan-shaped interference angle rotates along stopper slot.
5. according to claim 1 or 2 or 3 or 4 described noncontact magnetically inductive clutch coupling rotary angle transmitters, it is characterized in that also having groove on its rotor, magnetic is arranged in the groove.
6. according to claim 1 or 2 or 3 or 4 described noncontact magnetically inductive clutch coupling rotary angle transmitters, it is characterized in that, wherein also comprise being arranged at torsion spring in the housing that an end of torsion spring connects rotor, the other end connects housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200399425U CN201555598U (en) | 2009-04-22 | 2009-04-22 | Non-contact magnetic inductive type clutch turn angle sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200399425U CN201555598U (en) | 2009-04-22 | 2009-04-22 | Non-contact magnetic inductive type clutch turn angle sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201555598U true CN201555598U (en) | 2010-08-18 |
Family
ID=42615283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200399425U Expired - Lifetime CN201555598U (en) | 2009-04-22 | 2009-04-22 | Non-contact magnetic inductive type clutch turn angle sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201555598U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564293A (en) * | 2010-12-31 | 2012-07-11 | 上海派芬自动控制技术有限公司 | Non-contact angle sensor |
| CN102588584A (en) * | 2012-02-06 | 2012-07-18 | 东莞市联隆电子科技有限公司 | Sensor device at automobile gear lever |
| CN102758962A (en) * | 2011-04-28 | 2012-10-31 | 吴昊天 | Highly-precise non-contactable openness sensor for foot brake valve |
| CN103075957A (en) * | 2013-01-09 | 2013-05-01 | 伍国伟 | Hall type angle transducer with stable structure |
| CN103090777A (en) * | 2013-01-31 | 2013-05-08 | 深圳市测力佳控制技术有限公司 | Rotation position measurer and measuring method |
| CN103615535A (en) * | 2013-11-29 | 2014-03-05 | 长城汽车股份有限公司 | Position sensor assembly for manual transmission and manual transmission |
| CN104976949A (en) * | 2014-04-14 | 2015-10-14 | 罗伯特·博世有限公司 | Measuring Device For Contactless Determination Of Angle Of Rotation |
| CN105378424A (en) * | 2013-07-10 | 2016-03-02 | 松下知识产权经营株式会社 | Rotation angle detection device |
| CN107023637A (en) * | 2015-10-16 | 2017-08-08 | 美驰重型车系统卡梅里有限责任公司 | Differential lock actuator |
| CN107796298A (en) * | 2016-09-05 | 2018-03-13 | 泰科电子(上海)有限公司 | Angular transducer |
| CN110455178A (en) * | 2019-09-06 | 2019-11-15 | 安徽中科智能感知产业技术研究院有限责任公司 | A kind of rotation state of rotation part parameter detecting sensor based on three axle magnetometer |
-
2009
- 2009-04-22 CN CN2009200399425U patent/CN201555598U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564293A (en) * | 2010-12-31 | 2012-07-11 | 上海派芬自动控制技术有限公司 | Non-contact angle sensor |
| CN102758962A (en) * | 2011-04-28 | 2012-10-31 | 吴昊天 | Highly-precise non-contactable openness sensor for foot brake valve |
| CN102588584A (en) * | 2012-02-06 | 2012-07-18 | 东莞市联隆电子科技有限公司 | Sensor device at automobile gear lever |
| CN103075957B (en) * | 2013-01-09 | 2015-06-17 | 伍国伟 | Hall type angle transducer with stable structure |
| CN103075957A (en) * | 2013-01-09 | 2013-05-01 | 伍国伟 | Hall type angle transducer with stable structure |
| CN103090777A (en) * | 2013-01-31 | 2013-05-08 | 深圳市测力佳控制技术有限公司 | Rotation position measurer and measuring method |
| CN103090777B (en) * | 2013-01-31 | 2016-09-28 | 深圳市测力佳控制技术有限公司 | A kind of rotation position measurer and measuring method |
| CN105378424A (en) * | 2013-07-10 | 2016-03-02 | 松下知识产权经营株式会社 | Rotation angle detection device |
| CN105378424B (en) * | 2013-07-10 | 2017-12-19 | 松下知识产权经营株式会社 | Rotation angle detection apparatus |
| CN103615535A (en) * | 2013-11-29 | 2014-03-05 | 长城汽车股份有限公司 | Position sensor assembly for manual transmission and manual transmission |
| CN104976949A (en) * | 2014-04-14 | 2015-10-14 | 罗伯特·博世有限公司 | Measuring Device For Contactless Determination Of Angle Of Rotation |
| CN107023637A (en) * | 2015-10-16 | 2017-08-08 | 美驰重型车系统卡梅里有限责任公司 | Differential lock actuator |
| CN107796298A (en) * | 2016-09-05 | 2018-03-13 | 泰科电子(上海)有限公司 | Angular transducer |
| CN107796298B (en) * | 2016-09-05 | 2024-04-19 | 泰科电子(上海)有限公司 | Angle sensor |
| CN110455178A (en) * | 2019-09-06 | 2019-11-15 | 安徽中科智能感知产业技术研究院有限责任公司 | A kind of rotation state of rotation part parameter detecting sensor based on three axle magnetometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: NANJING AOLIAN AUTOMOBILE ELECTRONICS + ELECTRICAL Free format text: FORMER NAME: NANJING AOLIAN AE + EA CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 211153 Nanjing Province, Jiangning District, the streets of the valley of the East Bridge Industrial Concentration Area Patentee after: NANJING AOLIAN AE & EA CO., LTD. Address before: 211153 Jiangsu city of Nanjing province Jiangning Development Zone General Road Mo Zhou Road No. 111 Patentee before: Nanjing Aolian AE & EA Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100818 |
|
| CX01 | Expiry of patent term |