CN103318150B - A kind of Novel electronic brake pedal and using method thereof - Google Patents
A kind of Novel electronic brake pedal and using method thereof Download PDFInfo
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- CN103318150B CN103318150B CN201310214801.3A CN201310214801A CN103318150B CN 103318150 B CN103318150 B CN 103318150B CN 201310214801 A CN201310214801 A CN 201310214801A CN 103318150 B CN103318150 B CN 103318150B
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Abstract
A kind of Novel electronic brake pedal, comprise left socle, right support, angular-motion transducer and pedal shaft, this angular-motion transducer is contactless electromagnetic induction sensor, comprise sensor body and sensor rotating shaft, one end of described sensor rotating shaft pass successively left socle is offered left socle hole, pedal shaft, coordinate with the internal rotating of sensor body behind right support hole that right support is offered, the other end of sensor rotating shaft and left socle hole rotatable engagement; During use, first rotate pedal shaft, make to produce inducing current in sensor body, then by sensor body, this inducing current is changed into the electronic control unit ECU that two-way voltage signal exports to car load.The design not only makes the service life of angular-motion transducer longer, and the wearing and tearing between sensor rotating shaft and support hole wall are less, and simplify installation step, reduce productive costs; In addition, the design can mate the intelligentized control method that HCU realizes car load while guarantee vehicle security.
Description
Technical field
The present invention relates to a kind of brake pedal, particularly relate to a kind of Novel electronic brake pedal and using method thereof, be specifically applicable to extend the service life of sensor, the wearing and tearing between minimizing rotating shaft and pedal support hole wall.
Background technology
As one of the five large controls of vehicle drive, the frequency of usage of brake pedal is very high, and its reliability is directly connected to the safety of driving.In recent years, along with the development of automobile brake technology, brake system claimed structure is more succinct, and function is more comprehensively with reliable, and convenient management.
Chinese patent Authorization Notice No. is CN202186370U, authorized announcement date is that the utility model patent on April 11st, 2012 discloses a kind of real-time sensing device for braking of battery electric vehicle, comprise braking rotating shaft, brake pedal bearing and braking sensor, described braking rotating shaft is fixedly connected with brake pedal bearing, and braking sensor is connected with the side bolt of brake pedal bearing.Although this utility model is rational in infrastructure, safe and reliable, actv. transmission in real time can brakes the degree of depth, but still there is following defect:
1, the sensor that this utility model is selected is double circuit slide rheostat type, because slide rheostat is that contact point by changing mobile slide plate and resistor wire changes resistance, and then the electric current in change circuit, and mobile slide plate to produce with resistor wire and rubs in the process of sliding, therefore in use will inevitably cause wearing and tearing to rheostat, make the service life of sensor shorter;
2, brake rotating shaft in this utility model to be rotationally connected by bearing hole that brake pedal bearing is offered and clutch pedal mounting bracket, braking rotating shaft in the process of rotating easily and bearing hole wall produce and wear and tear.
Summary of the invention
The object of the invention is to overcome that the sensor life-time existed in prior art is shorter, easily produce the problem of wearing and tearing between rotating shaft and bearing hole wall, provide a kind of sensor life-time longer and the less Novel electronic brake pedal of wearing and tearing between rotating shaft and bearing hole wall and using method thereof.
For realizing above object, technical scheme of the present invention is as follows:
A kind of Novel electronic brake pedal, comprise pedal arm, clutch pedal mounting bracket and angular-motion transducer, the top of described clutch pedal mounting bracket is provided with symmetrical left socle, right support, the middle part of the pedal shaft arranged between described left socle, right support is fixedly connected with pedal arm, and described right support is provided with angular-motion transducer; Described angular-motion transducer comprises sensor body and sensor rotating shaft, the inside correspondence of described left socle, right support offers left socle hole, right support hole, coordinate with the internal rotating of sensor body after one end of described sensor rotating shaft passes left socle hole, pedal shaft, right support hole successively, the other end of described sensor rotating shaft and left socle hole rotatable engagement, the sidepiece of described sensor body is fixedly connected with right support.
One end of described sensor rotating shaft is provided with flat projection, described flat projection and the interior rectangular channel rotatable engagement arranged of sensor body.
Described pedal shaft offers positioning through hole, and described positioning through hole is connected with the rotating shaft fixed via that sensor rotating shaft is offered by bearing pin.
Described left socle hole, between right support hole and the outer wall of sensor rotating shaft, be provided with nyliner.
The sidepiece of described sensor body offers the bolt hole be fixedly connected with right support.
Described angular-motion transducer is contactless electromagnetic induction sensor.
A using method for described Novel electronic brake pedal, this using method comprises the following steps successively:
A. first between left socle, right support, pedal shaft is installed, and the middle part of pedal shaft is connected with pedal arm, then coordinate with the internal rotating of sensor body after one end of sensor rotating shaft being passed left socle hole, pedal shaft, right support hole successively, the sidepiece of connecting sensor body and right support again, now, the assembling of described electronic brake pedal is complete;
B. after above-mentioned assembling terminates, first sensor body is connected with the wiring harness interface of operator's compartment by wire harness, rotate pedal shaft again, rotate along with the rotation of pedal shaft to make sensor rotating shaft, the magnetic line of force of sensor rotating shaft while rotating in cutting sensor body, make to produce inducing current in sensor body, this inducing current is converted to electronic control unit ECU that voltage signal exports to car load again, so that the motoring condition of electronic control unit ECU to car load is monitored by sensor body.
In step b, be provided with two separate pedal position sensor APS1, APS2 in described sensor body, described APS1, APS2 act as: the inducing current produced in sensor body is converted to voltage signal and export; Wherein, described APS1 exports first via voltage signal, and this first via voltage signal is used for the monitoring of pedal position; Described APS2 exports the second road voltage signal, and this second road voltage signal is used for the diagnosis of pedal position signal.
The output voltage of described APS1 is 0.5 ~ 4V, and the output voltage perseverance of its idle travel is 0.5V, and idle travel angle is 3.6 ± 0.9 °; The output voltage of described APS2 is 0.25 ~ 2V, and the output voltage perseverance of its idle travel is 0.25V, and idle travel angle is 3.6 ± 0.9 °; Described APS1, APS2 meet: output voltage < ± 0.02 of the output voltage/2-APS2 of APS1.
The voltage that can bear 15 ± 0.5V between the positive pole in each loop of described sensor body and ground connection is more than or equal to 5 minutes.
Compared with prior art, beneficial effect of the present invention is:
1, in a kind of Novel electronic brake pedal of the present invention and using method thereof, angular-motion transducer comprises sensor body and sensor rotating shaft, and the flat projection that one end of sensor rotating shaft is arranged pass successively behind left socle hole, pedal shaft, right support hole with the rectangular recess rotatable engagement in sensor body, the magnetic line of force in sensor body is cut in sensor rotating shaft in the process rotated, make to produce inducing current in sensor body, this process can not cause wearing and tearing to the sensitive member in sensor body, and the service life of angular-motion transducer is longer.Therefore, in the present invention, the service life of angular-motion transducer is longer.
2, a kind of Novel electronic brake pedal of the present invention and using method thereof are in left socle hole, be provided with nyliner between right support hole and the outer wall of sensor rotating shaft, effectively can reduce the wearing and tearing between sensor rotating shaft and left socle hole wall, right support hole wall.Therefore, The present invention reduces the wearing and tearing between sensor rotating shaft and support hole wall.
3, a kind of Novel electronic brake pedal of the present invention and using method thereof select bearing pin to be fixedly connected with sensor rotating shaft by pedal shaft, make sensor rotating shaft and pedal shaft realize synchronous axial system, ensure that the accuracy of detection of angular-motion transducer.Therefore, this invention ensures that the accuracy of detection of angular-motion transducer.
4, the bolt hole that in a kind of Novel electronic brake pedal of the present invention and using method thereof, sensor body is offered by its sidepiece is directly fixedly connected with right support, without the need to adopting sensor stand device, this design simplifies installation step, also reduces productive costs simultaneously.Therefore, invention not only simplifies installation step, and reduce productive costs.
5, a kind of Novel electronic brake pedal of the present invention and using method thereof comprise the installation step of brake pedal and the operating procedure of brake pedal, in the operating procedure of described brake pedal, the pedal position sensor APS1 that interior two of arranging of sensor body are separate, APS2 converts the inducing current produced in sensor body to first via voltage signal respectively, second road voltage signal exports to the electronic control unit ECU of car load, so that electronic control unit ECU monitors the motoring condition of car load, this design not only increases the accuracy of detection of sensor body, and ensure that the requirement of car load to information data, make the safety of car load more reliable, meanwhile, the present invention can match with hybrid power whole vehicle controller HCU, realizes the intelligentized control method of car load.Therefore, the present invention not only ensure that the safety of car load, and can mate hybrid power whole vehicle controller HCU, realizes the intelligentized control method of car load.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is assembling schematic diagram of the present invention.
In figure: pedal arm 1, clutch pedal mounting bracket 2, left socle 21, left socle hole 211, right support 22, right support hole 221, angular-motion transducer 3, sensor body 31, rectangular channel 311, bolt hole 312, sensor rotating shaft 32, flat projection 321, pedal shaft 4, positioning through hole 5, rotating shaft fixed via 6, bearing pin 7, nyliner 8.
Detailed description of the invention
Illustrate that the present invention is further detailed explanation with detailed description of the invention below in conjunction with accompanying drawing.
See figure 1 – Fig. 2, a kind of Novel electronic brake pedal, comprise pedal arm 1, clutch pedal mounting bracket 2 and angular-motion transducer 3, the top of described clutch pedal mounting bracket 2 is provided with symmetrical left socle 21, right support 22, the middle part of the pedal shaft 4 arranged between described left socle 21, right support 22 is fixedly connected with pedal arm 1, and described right support 22 is provided with angular-motion transducer 3; Described angular-motion transducer 3 comprises sensor body 31 and sensor rotating shaft 32, the inside of described left socle 21 offers left socle hole 211, the inside of described right support 22 offers right support hole 221, one end of described sensor rotating shaft 32 coordinates with the internal rotating of sensor body 31 after passing left socle hole 211, pedal shaft 4, right support hole 221 successively, the other end of described sensor rotating shaft 32 and left socle hole 211 rotatable engagement, the sidepiece of described sensor body 31 is fixedly connected with right support 22.
One end of described sensor rotating shaft 32 is provided with flat projection 321, described flat projection 321 rectangular channel 311 rotatable engagement that arrange interior with sensor body 31.
Described pedal shaft 4 offers positioning through hole 5, and described positioning through hole 5 is connected with the rotating shaft fixed via 6 that sensor rotating shaft 32 is offered by bearing pin 7.
Described left socle hole 211, between right support hole 221 and the outer wall of sensor rotating shaft 32, be provided with nyliner 8.
The sidepiece of described sensor body 31 offers the bolt hole 312 be fixedly connected with right support 22.
Described angular-motion transducer 3 is contactless electromagnetic induction sensor.
A using method for described Novel electronic brake pedal, this using method comprises the following steps successively:
A. first between left socle 21, right support 22, pedal shaft 4 is installed, and the middle part of pedal shaft 4 is connected with pedal arm 1, then coordinate with the internal rotating of sensor body 31 after one end of sensor rotating shaft 32 being passed successively left socle hole 211, pedal shaft 4, right support hole 221, the sidepiece of connecting sensor body 31 and right support 22 again, now, the assembling of described electronic brake pedal is complete;
B. after above-mentioned assembling terminates, first sensor body 31 is connected with the wiring harness interface of operator's compartment by wire harness, rotate pedal shaft 4 again, rotate along with the rotation of pedal shaft 4 to make sensor rotating shaft 32, the magnetic line of force of sensor rotating shaft 32 while rotating in cutting sensor body 31, make to produce inducing current in sensor body 31, this inducing current is converted to electronic control unit ECU that voltage signal exports to car load again, so that the motoring condition of electronic control unit ECU to car load is monitored by sensor body 31.
In step b, be provided with two separate pedal position sensor APS1, APS2 in described sensor body 31, described APS1, APS2 act as: convert the inducing current produced in sensor body 31 to voltage signal and export; Wherein, described APS1 exports first via voltage signal, and this first via voltage signal is used for the monitoring of pedal position; Described APS2 exports the second road voltage signal, and this second road voltage signal is used for the diagnosis of pedal position signal.
The output voltage of described APS1 is 0.5 ~ 4V, and the output voltage perseverance of its idle travel is 0.5V, and idle travel angle is 3.6 ± 0.9 °; The output voltage of described APS2 is 0.25 ~ 2V, and the output voltage perseverance of its idle travel is 0.25V, and idle travel angle is 3.6 ± 0.9 °; Described APS1, APS2 meet: output voltage < ± 0.02 of the output voltage/2-APS2 of APS1.
The voltage that can bear 15 ± 0.5V between the positive pole in each loop of described sensor body 31 and ground connection is more than or equal to 5 minutes.
Principle of the present invention is described as follows:
First, in the present invention, angular-motion transducer 3 comprises sensor body 31 and sensor rotating shaft 32, the flat projection 321 that one end of sensor rotating shaft 32 is arranged passes left socle hole 211 successively, pedal shaft 4, rectangular recess 311 rotatable engagement behind right support hole 221 and in sensor body 31, the magnetic line of force in sensor body 31 is cut in sensor rotating shaft 32 in the process rotated, make to produce inducing current in sensor body 31, because flat projection 321 does not directly contact with the sensitive member of sensor body 31 inside in rotation process, therefore wearing and tearing can not be caused to sensitive member, the service life of angular-motion transducer 3 is longer, secondly, the present invention is in left socle hole 211, be provided with nyliner 8 between right support hole 221 and the outer wall of sensor rotating shaft 32, and this nyliner 8, as plain bearing, effectively can reduce the wearing and tearing between sensor rotating shaft 32 and support hole wall, moreover, the present invention selects bearing pin 7 to be fixedly connected with sensor rotating shaft 32 by pedal shaft 4, sensor rotating shaft 32 meeting is synchronous axial system along with the rotation of pedal shaft 4, therefore sensor body 31 can determine the rotational angle of pedal shaft 4 by the rotational angle of monitoring sensor rotating shaft 32, the signal that sensor body 31 is gathered and the rotational angle of pedal shaft 4 linear, ensure that the accuracy of detection of angular-motion transducer 3, in addition, without the need to adopting sensor stand device in the present invention, the bolt hole 312 that sensor body 31 is offered by its sidepiece is directly fixedly connected with right support 22, and this design not only simplify installation step, and reduces productive costs.
Embodiment 1:
See figure 1 – Fig. 2, a kind of Novel electronic brake pedal, comprise pedal arm 1, clutch pedal mounting bracket 2 and angular-motion transducer 3, the top of described clutch pedal mounting bracket 2 is provided with symmetrical left socle 21, right support 22, the inside of described left socle 21 offers left socle hole 211, the inside of described right support 22 offers right support hole 221, and the middle part of the pedal shaft 4 arranged between described left socle 21, right support 22 is fixedly connected with pedal arm 1; Described angular-motion transducer 3 is contactless electromagnetic induction sensor, comprise sensor body 31 and sensor rotating shaft 32, the sidepiece of described sensor body 31 offers the bolt hole 312 be fixedly connected with right support 22, one end of described sensor rotating shaft 32 is provided with flat projection 321, rectangular channel 311 rotatable engagement arranged after described flat projection 321 passes left socle hole 211, pedal shaft 4, right support hole 221 successively and in sensor body 31, the other end of described sensor rotating shaft 32 and left socle hole 211 rotatable engagement; Described pedal shaft 4 offers positioning through hole 5, described positioning through hole 5 is connected with the rotating shaft fixed via 6 that sensor rotating shaft 32 is offered by bearing pin 7, described left socle hole 211, is provided with nyliner 8 between right support hole 221 and the outer wall of sensor rotating shaft 32.
During use, carry out according to following steps successively:
A. first described nyliner 8 is pressed in left socle hole 211, right support hole 221, then between left socle 21, right support 22, pedal shaft 4 is installed, and the middle part of pedal shaft 4 is connected with pedal arm 1, rectangular channel 311 rotatable engagement arranged after more flat projection 321 being passed successively left socle hole 211, pedal shaft 4, right support hole 221 and in sensor body 31, fit on bearing pin 7 is with connecting sensor rotating shaft 32 and pedal shaft 4 afterwards, last connecting sensor body 31 and right support 22, now, the assembling of described electronic brake pedal is complete;
B. after above-mentioned assembling terminates, first sensor body 31 is connected with the wiring harness interface of operator's compartment by wire harness, rotate pedal shaft 4 again, rotate along with the rotation of pedal shaft 4 to make sensor rotating shaft 32, the magnetic line of force of sensor rotating shaft 32 while rotating in cutting sensor body 31, make to produce inducing current in sensor body 31, this inducing current is converted to electronic control unit ECU that voltage signal exports to car load again, so that the motoring condition of electronic control unit ECU to car load is monitored by sensor body 31; Wherein, two separate pedal position sensor APS1, APS2 are provided with in described sensor body 31, described APS1, APS2 act as: convert the inducing current produced in sensor body 31 to voltage signal and export, described APS1 exports first via voltage signal, this first via voltage signal is used for the monitoring of pedal position, its output voltage is 0.5 ~ 4V, and the output voltage perseverance of idle travel is 0.5V, and idle travel angle is 3.6 ± 0.9 °; Described APS2 exports the second road voltage signal, and this second road voltage signal is used for the diagnosis of pedal position signal, and its output voltage is 0.25 ~ 2V, and the output voltage perseverance of idle travel is 0.25V, and idle travel angle is 3.6 ± 0.9 °; Described APS1, APS2 meet: output voltage < ± 0.02 of the output voltage/2-APS2 of APS1, and the voltage that can bear 15 ± 0.5V between the positive pole in each loop of sensor body 31 and ground connection is more than or equal to 5 minutes.
The present invention not only makes the service life of angular-motion transducer 3 longer, and the wearing and tearing between sensor rotating shaft 32 and support hole wall are less, and ensure that the accuracy of detection of angular-motion transducer 3, simplifies installation step, reduces productive costs; In addition, the present invention can mate hybrid power whole vehicle controller HCU while guarantee vehicle security, realizes the intelligentized control method of car load.
Claims (7)
1. a using method for Novel electronic brake pedal, is characterized in that:
Described brake pedal comprises pedal arm (1), clutch pedal mounting bracket (2) and angular-motion transducer (3), the top of described clutch pedal mounting bracket (2) is provided with symmetrical left socle (21), right support (22), described left socle (21), the middle part of the pedal shaft (4) arranged between right support (22) is fixedly connected with pedal arm (1), and described right support (22) is provided with angular-motion transducer (3), described angular-motion transducer (3) comprises sensor body (31) and sensor rotating shaft (32), described left socle (21), the inside correspondence of right support (22) offers left socle hole (211), right support hole (221),
One end of described sensor rotating shaft (32) passes left socle hole (211) successively, pedal shaft (4), right support hole (221) coordinate with the internal rotating of sensor body (31) afterwards, the other end of described sensor rotating shaft (32) and left socle hole (211) rotatable engagement, the bolt hole (312) that described sensor body (31) is offered by its sidepiece is fixedly connected with right support (22);
Described using method comprises the following steps successively:
A. first between left socle (21), right support (22), pedal shaft (4) is installed, and the middle part of pedal shaft (4) is connected with pedal arm (1), then one end of sensor rotating shaft (32) is passed successively left socle hole (211), pedal shaft (4), right support hole (221) coordinate with the internal rotating of sensor body (31) afterwards, the sidepiece of connecting sensor body (31) and right support (22) again, now, the assembling of described electronic brake pedal is complete;
B. after above-mentioned assembling terminates, first sensor body (31) is connected with the wiring harness interface of operator's compartment by wire harness, rotate pedal shaft (4) again, rotate along with the rotation of pedal shaft (4) to make sensor rotating shaft (32), the magnetic line of force of sensor rotating shaft (32) while rotating in cutting sensor body (31), make to produce inducing current in sensor body (31), this inducing current is converted to electronic control unit ECU that voltage signal exports to car load again by sensor body (31), so that the motoring condition of electronic control unit ECU to car load is monitored,
In step b, be provided with two separate pedal position sensor APS1, APS2 in described sensor body (31), described APS1, APS2 act as: convert the inducing current produced in sensor body (31) to voltage signal and export; Wherein, described APS1 exports first via voltage signal, and this first via voltage signal is used for the monitoring of pedal position; Described APS2 exports the second road voltage signal, and this second road voltage signal is used for the diagnosis of pedal position signal.
2. the using method of a kind of Novel electronic brake pedal according to claim 1, is characterized in that: the output voltage of described APS1 is 0.5 ~ 4V, and the output voltage perseverance of its idle travel is 0.5V, and idle travel angle is 3.6 ± 0.9 °; The output voltage of described APS2 is 0.25 ~ 2V, and the output voltage perseverance of its stroke empty is 0.25V, and idle travel angle is 3.6 ± 0.9 °; Described APS1, APS2 meet: output voltage < ± 0.02 of the output voltage/2-APS2 of APS1.
3. the using method of a kind of Novel electronic brake pedal according to claim 1 and 2, is characterized in that: the voltage that can bear 15 ± 0.5V between the positive pole in each loop of described sensor body (31) and ground connection is more than or equal to 5 minutes.
4. the using method of a kind of Novel electronic brake pedal according to claim 1 and 2, it is characterized in that: one end of described sensor rotating shaft (32) is provided with flat projection (321), described flat projection (321) rectangular channel (311) rotatable engagement that arrange interior with sensor body (31).
5. the using method of a kind of Novel electronic brake pedal according to claim 1 and 2, it is characterized in that: described pedal shaft (4) offers positioning through hole (5), described positioning through hole (5) is connected with the rotating shaft fixed via (6) that sensor rotating shaft (32) is offered by bearing pin (7).
6. the using method of a kind of Novel electronic brake pedal according to claim 1 and 2, is characterized in that: described left socle hole (211), be provided with nyliner (8) between right support hole (221) and the outer wall of sensor rotating shaft (32).
7. the using method of a kind of Novel electronic brake pedal according to claim 1 and 2, is characterized in that: described angular-motion transducer (3) is contactless electromagnetic induction sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310214801.3A CN103318150B (en) | 2013-06-03 | 2013-06-03 | A kind of Novel electronic brake pedal and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310214801.3A CN103318150B (en) | 2013-06-03 | 2013-06-03 | A kind of Novel electronic brake pedal and using method thereof |
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| CN103318150A CN103318150A (en) | 2013-09-25 |
| CN103318150B true CN103318150B (en) | 2015-12-23 |
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| CN201310214801.3A Active CN103318150B (en) | 2013-06-03 | 2013-06-03 | A kind of Novel electronic brake pedal and using method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108116382A (en) * | 2018-01-10 | 2018-06-05 | 东风商用车有限公司 | A kind of electronic brake pedal mechanism |
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| CN2887690Y (en) * | 2006-02-28 | 2007-04-11 | 重庆长安汽车股份有限公司 | Braking signal collection structure mounted on brake pedal |
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Address after: 430056 No. 1 Dongfeng Avenue, Wuhan economic and Technological Development Zone, Hubei, Wuhan Patentee after: dFac Address before: 430056 No. 1 Dongfeng Avenue, Wuhan economic and Technological Development Zone, Hubei, Wuhan Patentee before: Dongfeng Car Co. |