CN105083004A - Magneto-electric electronic throttle pedal assembly - Google Patents
Magneto-electric electronic throttle pedal assembly Download PDFInfo
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- CN105083004A CN105083004A CN201410188036.7A CN201410188036A CN105083004A CN 105083004 A CN105083004 A CN 105083004A CN 201410188036 A CN201410188036 A CN 201410188036A CN 105083004 A CN105083004 A CN 105083004A
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- magneto
- pedal assembly
- accelerator pedal
- electronic accelerator
- electric electronic
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Abstract
The invention discloses a magneto-electric electronic throttle pedal assembly comprising a pedestal and a pedal arm; the pedestal is connected with the pedal arm in a rotary manner, and a rotary connecting portion is provided with a central hole; an inner side wall of the central hole is provided with a magnetic sheet, thus forming a magnetic field in the central hole; the center of the central hole is provided with a Hall chip; the assembly also comprises a circuit board; an output pin of the Hall chip is welded and fixed on the circuit board; a control output interface of the circuit board is used for connecting with an input interface of an engine control unit; the central hole of the rotary connecting portion between the pedal arm and the pedestal of the magneto-electric electronic throttle pedal assembly is provided with the magnetic sheet and the Hall chip; the Hall chip can induct the petal distance so as to generate voltage corresponding to the pedal position, and the voltage is sent to the engine control unit for engine control. Compared with a contact type electronic throttle pedal assembly in the prior art, the magneto-electric electronic throttle pedal assembly can prevent wearing, thus improving performance of the throttle pedal assembly.
Description
Technical field
The present invention relates to auto pedal assembly structure, particularly relate to a kind of magneto-electric electronic accelerator pedal assembly.
Background technology
Along with the requirement of automobile environment-protection reduction of discharging and fuel economy is more and more higher, more automobile adopts electronic accelerator pedal assembly to control the aperture of engine air throttle, and controls the rotating speed of driving engine, to reach reduction of discharging, to reduce the object of oil consumption.
In prior art, many employing contact-type electronic accelerator pedal assemblies on automobile, contact-type electronic accelerator pedal assembly generally includes pedal, pedal arm, pedal housing, brush and the parts such as pcb board with resistance carbon film, its principle of work is: pedal drives pedal arm to rotate, and then drive brush to rotate, brush moves on resistance carbon film, thus the resistance in change circuit, produce voltage signal, the voltage signal caused is changed by pedal position, can be input to engine management unit, engine management unit carries out a series of control according to this voltage signal.
Brush in above-mentioned contact-type electronic accelerator pedal assembly and resistance carbon film come in contact, and therefore can produce wearing and tearing, affect the life-span of brush and the performance of whole pedal assembly.
Summary of the invention
The invention provides a kind of magneto-electric electronic accelerator pedal assembly, to solve the problems of the prior art, avoid wearing and tearing, enhance product performance.
The invention provides a kind of magneto-electric electronic accelerator pedal assembly, wherein, comprising:
Base and pedal arm, described base and described pedal arm rotary connection and rotary connection place is formed with centre hole, the inside side walls of described centre hole is provided with magnetic sheet, thus forms magnetic field in described centre hole, the center of described centre hole is provided with Hall chip;
Circuit card, the output pin of described Hall chip is weldingly fixed on described circuit card, and the control output interface of described circuit card is used for being connected with the input interface of control unit of engine.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: also comprise sluggish power assembly, described sluggish power assembly comprises slide block, spring perch, outer spring and inner spring, described slide block is arranged between the inwall of described spring perch and described base, and described spring perch is fixedly installed on described pedal arm, described outer spring is set in the outside of described inner spring, and described outer spring and described inner spring are all supported between described base and described spring perch.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: the quantity of described Hall chip is two, and the sensitive surface of two Hall chips be arranged in parallel, and the induction zone of two Hall chips distance is 0.6mm.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: between the magnetic line of force of described magnetic sheet and the sensitive surface angle of described Hall chip are spent 7 to 8.5.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: described magnetic sheet is samarium cobalt magnet.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: also comprise magnet ring, described magnetic loop cover is located at the outside of described magnetic sheet.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: also comprise electronic cartridge, described circuit card is contained in described electronic cartridge, described electronic cartridge is provided with cylinder boss, described Hall chip is contained in described cylinder boss, and described cylinder boss is plugged in the center of the centre hole between described base and described pedal arm.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: also comprise electronics lid, for electronic cartridge described in shutoff.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: also comprise peripheral circuit, is provided with magnetic bead in described peripheral circuit.
Magneto-electric electronic accelerator pedal assembly as above, wherein, preferably: the device on described circuit card, Hall chip and described peripheral circuit all passes through silica gel sealing.
Magneto-electric electronic accelerator pedal assembly provided by the invention by arranging magnetic sheet and Hall chip in the centre hole of pedal arm and base rotary connection place, by Hall chip sense pedal distance, thus forming the generation voltage corresponding with pedal position, this voltage passes to control unit of engine to carry out engine control.Compared with the contact-type electronic accelerator pedal assembly of prior art, avoid wearing and tearing, improve the performance of Das Gaspedal assembly.
Accompanying drawing explanation
The magneto-electric electronic accelerator pedal assembly STRUCTURE DECOMPOSITION schematic diagram that Fig. 1 provides for the embodiment of the present invention;
The STRUCTURE DECOMPOSITION schematic diagram of another angle of magneto-electric electronic accelerator pedal assembly that Fig. 2 provides for the embodiment of the present invention;
The local structure schematic diagram of the magneto-electric electronic accelerator pedal assembly that Fig. 3 provides for the embodiment of the present invention;
The schematic circuit diagram of the magneto-electric electronic accelerator pedal assembly that Fig. 4 provides for the embodiment of the present invention;
Fig. 5 is the decomposing schematic representation of sluggish power assembly;
Fig. 6 is the structural representation of sluggish power assembly;
Fig. 7 is the fundamental diagram of sluggish power assembly.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in detail.The identical Reference numeral of wherein identical parts represents.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometric centre respectively.
The magneto-electric electronic accelerator pedal assembly STRUCTURE DECOMPOSITION schematic diagram that Fig. 1 provides for the embodiment of the present invention, the STRUCTURE DECOMPOSITION schematic diagram of another angle of magneto-electric electronic accelerator pedal assembly that Fig. 2 provides for the embodiment of the present invention, the local structure schematic diagram of the magneto-electric electronic accelerator pedal assembly that Fig. 3 provides for the embodiment of the present invention.
As shown in Figure 1 to Figure 3, embodiments provide a kind of magneto-electric electronic accelerator pedal assembly, comprise base 1, pedal arm 11 and circuit card 8, the base 1 after one end of pedal arm 11 is bent surrounded.Base 1 and pedal arm 11 rotary connection, at rotary connection, place is formed with centre hole.
The inside side walls of centre hole is provided with magnetic sheet 10, magnetic sheet 10 can adopt samarium cobalt magnet, thus forms magnetic field in described centre hole, and the center of described centre hole is provided with Hall chip 9.The magneto-electric electronic accelerator pedal assembly that the embodiment of the present invention provides also comprises electronic cartridge 6, described electronic cartridge 6 is provided with cylinder boss 61, described Hall chip 9 is contained in described cylinder boss 61, and described cylinder boss 61 is plugged in the center of the centre hole between described base 1 and described pedal arm 11.
Preferably, in the inner side of cylinder boss 61, by insulation silica gel, Hall chip 9 is sealed, thus improve leak tightness and the vibration resistance of Hall chip 9.
The output pin of Hall chip 9 is weldingly fixed on described circuit card 8, and the control output interface of described circuit card 8 is used for being connected with the input interface of control unit of engine.This circuit card 8 is contained in electronic cartridge 6, and this magneto-electric electronic accelerator pedal assembly also comprises electronics lid 7 simultaneously, for shutoff electronic cartridge 6.Base 1 is also provided with base cover plate 5, for carrying out shutoff to centre hole, during assembling, after circuit card 8 and electronics lid 7 form a whole, cylinder boss 61 is through hole reserved on base cover plate 5, be arranged on the center of turn of centre hole, thus make Hall chip 9 and magnetic sheet 10 form contactless induction mode.
Chaufeur is when push down on the pedal, pedal arm 11 rotates around the center of turn of centre hole, magnetic sheet 10 rotates together with pedal arm 11, produce changes of magnetic field, Hall chip 9 is subject to the impact of variation magnetic field, produce the voltage corresponding with pedal position, this voltage signal is connected with the input interface of control unit of engine by the control output interface of circuit card 8, thus pedal position signal is delivered to control unit of engine.
Preferably, the quantity of described Hall chip 9 is two, and the sensitive surface of two Hall chips 9 be arranged in parallel, and the induction zone of two Hall chips 9 distance is 0.6mm, thus improves the synchronous degree of electronic accelerator pedal assembly.Two Hall chips 9 are arrange face-to-face, and that is, the pin of Hall chip 9 is back-to-back setting.
The voltage exported due to Hall chip 9 exists with the form of sinusoidal waveform, in order to keep the good linearity, should keep little relative angle between Hall chip 9 and magnetic sheet 10.The rotational angle of efp total travel is generally 14-17 degree, therefore arranges between the magnetic line of force of magnetic sheet 10 and the sensitive surface angle of Hall chip 9 spend 7 to 8.5, thus reaches the linearity of electronic accelerator pedal assembly best performance.
Reliable in order to ensure the field homogeneity that in Hall effect, Hall chip 9 is responded to, and not by extraneous interference.The magneto-electric electronic accelerator pedal assembly that the embodiment of the present invention provides also is provided with magnet ring 12, be located at the outside of described magnetic sheet 10, for the closed magnetic line of force, thus ensure the stable and reliable of whole pedal assembly output voltage, magnet ring 12 is by being fixed on pedal arm 11.
The schematic circuit diagram of the magneto-electric electronic accelerator pedal assembly that Fig. 4 provides for the embodiment of the present invention, as shown in Figure 4, in order to improve the electromagnetism interference performance of electronic accelerator pedal assembly, peripheral circuit of the prior art being improved, in peripheral circuit, being provided with magnetic bead 14.Magnetic bead 14 is added at the power end of the pin of Hall chip 9, the model of magnetic bead 14 is 100 ohm/100MHz, for reducing and eliminate the interference of high frequency noise signal of more than the 30MHz be present in feed circuit, promote the antijamming capability of whole electronic accelerator pedal assembly.
Peripheral circuit can arrange two, for control unit of engine improves two linear voltage signals, voltage signal is for the rotating speed of the aperture and driving engine that control engine air throttle, whether another voltage signal is used for detectable voltage signals normal, thus normal when guaranteeing the voltage signal being supplied to control unit of engine.
Device on circuit card 8, Hall chip 9 and peripheral circuit all passes through silica gel sealing, not only can promote the water-proofness of electronic accelerator pedal assembly, leak tightness and resistance to shock, and the electromagnetism interference performance of electronic accelerator pedal assembly can be improved, test proves the antistatic properties of electronic accelerator pedal assembly to be improved greatly because silica gel possesses insulativity.
Fig. 5 is the decomposing schematic representation of sluggish power assembly, and Fig. 6 is the structural representation of sluggish power assembly, and Fig. 7 is the fundamental diagram of sluggish power assembly.As shown in Figures 4 to 7, on the basis of above-described embodiment, magneto-electric electronic accelerator pedal assembly also comprises sluggish power assembly, this sluggish power assembly comprises slide block 4, spring perch 13, outer spring 3 and inner spring 2, described slide block 4 is arranged between described spring perch 13 and the inwall of described base 1, described spring perch 13 is fixedly installed on described pedal arm 11, described outer spring 3 is set in the outside of described inner spring 2, and described outer spring 3 and described inner spring 2 are all supported between described base 1 and described spring perch 13.
Particularly, spring perch 13 offers inside groove and water jacket, inner spring 2 is arranged on inside groove, and outer spring 3 is arranged on water jacket.Spring perch 13 is supported on pedal arm 11, when rotating under the drive of pedal arm 11 at pedal, due to lever principle, the other end band movable slider 4 of pedal arm 11, spring perch 13, inner spring 2 upward movement together with outer spring 3, pedal arm 11 rotates the power, the power of outer spring 3 and the friction force between slide block 4 and base 1 that need to overcome inner spring 2.Release the pedal arm 11 time, pedal arm 11 can overcome friction force between slide block 4 and base 1 because of the effect of spring, gets back to the position that pedal arm 11 is initial.
The setting of sluggish power assembly enables pedal reset and the stability that throttle has been kept, and reduces oil consumption, to chaufeur with the stagnant sensation of power, improves the traveling comfort of driving.
As shown in Figure 7, spring perch 13 confined state is now for being suspended between pedal arm 11 and base 1, because inner spring 2 and outer spring 3 can produce a downward pressure, due to the power arranging angle and pedal arm 11 support spring of spring, make inner spring 2 and outer spring 3 also can produce a component to the right simultaneously, this component can make to produce friction force f between slide block 4 and base 1, namely friction force f is the generation source of sluggish power, in the motion process of a pedal stroke, spring force is an ever-increasing process, shown f also continues to increase, be characterized in that pedal stroke is larger, sluggish power is larger, meet the requirement of chaufeur to pedal driver comfort.
The magneto-electric electronic accelerator pedal assembly that the embodiment of the present invention provides by arranging magnetic sheet and Hall chip in the centre hole of pedal arm and base rotary connection place, by Hall chip sense pedal distance, thus forming the generation voltage corresponding with pedal position, this voltage passes to control unit of engine to carry out engine control.Compared with the contact-type electronic accelerator pedal assembly of prior art, avoid wearing and tearing, improve the performance of Das Gaspedal assembly.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a magneto-electric electronic accelerator pedal assembly, is characterized in that, comprising:
Base and pedal arm, described base and described pedal arm rotary connection and rotary connection place is formed with centre hole, the inside side walls of described centre hole is provided with magnetic sheet, thus forms magnetic field in described centre hole, the center of described centre hole is provided with Hall chip;
Circuit card, the output pin of described Hall chip is weldingly fixed on described circuit card, and the control output interface of described circuit card is used for being connected with the input interface of control unit of engine.
2. magneto-electric electronic accelerator pedal assembly according to claim 1, it is characterized in that: also comprise sluggish power assembly, described sluggish power assembly comprises slide block, spring perch, outer spring and inner spring, described slide block is arranged between the inwall of described spring perch and described base, described spring perch is fixedly installed on described pedal arm, and described outer spring is set in the outside of described inner spring, and described outer spring and described inner spring are all supported between described base and described spring perch.
3. the magneto-electric electronic accelerator pedal assembly according to right 1 or 2, is characterized in that: the quantity of described Hall chip is two, and the sensitive surface of two Hall chips be arranged in parallel, and the induction zone of two Hall chips distance is 0.6mm.
4. magneto-electric electronic accelerator pedal assembly according to claim 3, is characterized in that: between the magnetic line of force of described magnetic sheet and the sensitive surface angle of described Hall chip are spent 7 to 8.5.
5. magneto-electric electronic accelerator pedal assembly according to claim 4, is characterized in that: described magnetic sheet is samarium cobalt magnet.
6. magneto-electric electronic accelerator pedal assembly according to claim 1 and 2, is characterized in that: also comprise magnet ring, and described magnetic loop cover is located at the outside of described magnetic sheet.
7. magneto-electric electronic accelerator pedal assembly according to claim 1 and 2, it is characterized in that: also comprise electronic cartridge, described circuit card is contained in described electronic cartridge, described electronic cartridge is provided with cylinder boss, described Hall chip is contained in described cylinder boss, and described cylinder boss is plugged in the center of the centre hole between described base and described pedal arm.
8. magneto-electric electronic accelerator pedal assembly according to claim 7, is characterized in that: also comprise electronics lid, for electronic cartridge described in shutoff.
9. magneto-electric electronic accelerator pedal assembly according to claim 1 and 2, is characterized in that: also comprise peripheral circuit, is provided with magnetic bead in described peripheral circuit.
10. magneto-electric electronic accelerator pedal assembly according to claim 9, is characterized in that: the device on described circuit card, Hall chip and described peripheral circuit all passes through silica gel sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410188036.7A CN105083004A (en) | 2014-05-06 | 2014-05-06 | Magneto-electric electronic throttle pedal assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410188036.7A CN105083004A (en) | 2014-05-06 | 2014-05-06 | Magneto-electric electronic throttle pedal assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105083004A true CN105083004A (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410188036.7A Pending CN105083004A (en) | 2014-05-06 | 2014-05-06 | Magneto-electric electronic throttle pedal assembly |
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| Country | Link |
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| CN (1) | CN105083004A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672451A (en) * | 2017-10-10 | 2018-02-09 | 宁波高发汽车控制***股份有限公司 | A kind of electron accelerator pedal assembly |
| CN109733194A (en) * | 2019-03-04 | 2019-05-10 | 威廉姆斯(苏州)控制***有限公司 | A kind of sluggishness suspension type throttle structure |
| CN109895628A (en) * | 2019-03-20 | 2019-06-18 | 李春艳 | A kind of non-contact electronic acceleration pedal |
| CN110121442A (en) * | 2016-12-28 | 2019-08-13 | 株式会社三国 | Accelerator pedal device |
| CN114211958A (en) * | 2022-01-13 | 2022-03-22 | 安徽江淮汽车集团股份有限公司 | Accelerator pedal assembly |
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| EP1217493A1 (en) * | 2000-12-22 | 2002-06-26 | Dura Global Technologies, Inc. | Adjustable pedal controller with obstruction detection |
| CN101412372A (en) * | 2008-11-20 | 2009-04-22 | 四川红光汽车机电有限公司 | Non-contacting intelligent electric throttle |
| CN201257902Y (en) * | 2008-07-31 | 2009-06-17 | 重庆御捷马电气有限公司 | Electric accelerator pedal of electric vehicle |
| CN201300737Y (en) * | 2008-10-30 | 2009-09-02 | 芜湖伯特利汽车安全***有限公司 | Non-contact pedal device |
| CN201677749U (en) * | 2010-03-26 | 2010-12-22 | 宁波高发汽车拉索有限公司 | Electronic accelerator pedal |
| CN102795107A (en) * | 2012-08-27 | 2012-11-28 | 珠海英搏尔电气有限公司 | Electronic accelerator assembly |
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2014
- 2014-05-06 CN CN201410188036.7A patent/CN105083004A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1217493A1 (en) * | 2000-12-22 | 2002-06-26 | Dura Global Technologies, Inc. | Adjustable pedal controller with obstruction detection |
| CN201257902Y (en) * | 2008-07-31 | 2009-06-17 | 重庆御捷马电气有限公司 | Electric accelerator pedal of electric vehicle |
| CN201300737Y (en) * | 2008-10-30 | 2009-09-02 | 芜湖伯特利汽车安全***有限公司 | Non-contact pedal device |
| CN101412372A (en) * | 2008-11-20 | 2009-04-22 | 四川红光汽车机电有限公司 | Non-contacting intelligent electric throttle |
| CN201677749U (en) * | 2010-03-26 | 2010-12-22 | 宁波高发汽车拉索有限公司 | Electronic accelerator pedal |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121442A (en) * | 2016-12-28 | 2019-08-13 | 株式会社三国 | Accelerator pedal device |
| CN107672451A (en) * | 2017-10-10 | 2018-02-09 | 宁波高发汽车控制***股份有限公司 | A kind of electron accelerator pedal assembly |
| CN109733194A (en) * | 2019-03-04 | 2019-05-10 | 威廉姆斯(苏州)控制***有限公司 | A kind of sluggishness suspension type throttle structure |
| CN109733194B (en) * | 2019-03-04 | 2024-04-16 | 威廉姆斯(苏州)控制***有限公司 | Hysteresis suspension type throttle structure |
| CN109895628A (en) * | 2019-03-20 | 2019-06-18 | 李春艳 | A kind of non-contact electronic acceleration pedal |
| CN114211958A (en) * | 2022-01-13 | 2022-03-22 | 安徽江淮汽车集团股份有限公司 | Accelerator pedal assembly |
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Application publication date: 20151125 |
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