CN105716518B - Vehicle brake pedal corner embedded measurement device - Google Patents
Vehicle brake pedal corner embedded measurement device Download PDFInfo
- Publication number
- CN105716518B CN105716518B CN201610074111.6A CN201610074111A CN105716518B CN 105716518 B CN105716518 B CN 105716518B CN 201610074111 A CN201610074111 A CN 201610074111A CN 105716518 B CN105716518 B CN 105716518B
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- Prior art keywords
- pedal
- position sensor
- mandril
- corner
- brake
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
Abstract
The present invention discloses a kind of vehicle brake pedal corner embedded measurement device, it includes the position sensor (8) being fixed on by position sensor holder (9) in main control cavity (7), further include release link (81), the release link (81) is located at the part in main control cavity (7) with brake mandril (3) and is fixedly connected, it can be detected with the movement of brake mandril (3) by position sensor (8), and the position sensor (8) connect with master controller (10).The vehicle brake pedal corner embedded measurement device of the present invention, it is small, easy of integration.
Description
Technical field
The invention belongs to Vehicular brake device technical field, especially one kind can embedded accurate measurement vehicle braking step on
The vehicle brake pedal corner embedded measurement device of plate corner.
Background technology
Brake pedal corner is the important evidence of vehicle power and braking system control.Brake pedal angular signal can
Using the control parameter as anti-blocking brake system (ABS), electric brake system (EBS) etc., for promoting control for brake performance；
Can also be used as conventional truck engine, New energy automobile motor control parameter, eliminate power and braking conflict, improve energy
Utilization ratio；It is also used as the control parameter of vehicle body control unit (BCM), for controlling and braking relevant indicator light.
The corner measuring apparatus of existing brake pedal mostly uses Hall sensor and directly measures pedal corner, due to braking
Device inner space is extremely limited, and the brake pedal corner measuring apparatus based on Hall sensor is to installation space, attachment device
Etc. having higher requirements, it can not be not easy combine installation and integrated with braking valve body with brake valve/brake integrated exploitation, have
There is certain limitation.
Invention content
It is small, easy of integration the purpose of the present invention is to provide a kind of vehicle brake pedal corner embedded measurement device.
Realize that the technical solution of the object of the invention is：
A kind of vehicle brake pedal corner embedded measurement device, including main control is fixed on by position sensor holder
Position sensor in cavity further includes release link, and the release link is located at the part in main control cavity with brake mandril
It is fixedly connected, can be detected by position sensor with the movement of brake mandril, the position sensor connects with master controller
It connects.
Compared with prior art, the present invention its remarkable advantage is：
Position sensor position sensor holder, master controller and master controller cavity need to only be increased, it is embedded to be integrated in now
Have in vehicle brake pedal assembly, it is small, easy of integration.
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Description of the drawings
Fig. 1 is the structural schematic diagram of vehicle brake pedal corner embedded measurement device of the present invention.
Fig. 2 is position sensor output voltage and pedal angle relation schematic diagram.
Fig. 3 is the displacement of vehicle brake pedal mandril and pedal angle relation schematic diagram.
Fig. 4 is the value range schematic diagram of pedal corner and mandril displacement relation.
In figure, 1 brake pedal, 2 brake pedal rotation centers, 3 brake mandrils, 4 resetting springs, the adjustment of 5 pedal positions
Pin, 6 braking valve body mounting plates, 7 master controllers, 8 position sensors, 81 release links, 9 position sensor holders, 10 master controllers
Cavity, 11 integrated interfaces；
101. plane on brake pedal；
102. brake pedal rotation center；
Distance of the planar central to pedal rotation center on 104.D mandrils；
105. the angle of α pedals rotation center and plane vertex line and brake mounting board plane on pedal；
107. the angle of plane and brake mounting board plane on β pedals；
108. the angle of δ pedals rotation center and plane vertex line on pedal and plane on pedal；
109. γ pedal corners；
100. 0 pedals of θ reset completely, line and brake mounting board of the planar central to pedal rotation center on mandril
The angle initial value of plane.
Specific implementation mode
As shown in Figure 1, vehicle brake pedal corner embedded measurement device of the present invention, it is characterised in that：Including passing through position
The position sensor 8 that sensor stand 9 is fixed in main control cavity 7 is set, further includes release link 81, the release link 81 and system
The part that dynamic device mandril 3 is located in main control cavity 7 is fixedly connected, and the movement with brake mandril 3 can be position sensor 8
It is detected, the position sensor 8 is electrically connected with master controller 10.
As shown in Fig. 2, there are following relationships for the corner of the output voltage of the position sensor 8 and brake pedal 1：
Up=U0+k1k2γ
In formula, UpFor the voltage that position sensor 8 is exported to master controller 10, U0It is resetted completely for brake valve resetting spring 4
When position sensor 8 export initial voltage, k1For the fitting coefficient between brake mandril displacement l and pedal corner γ,
γ is pedal corner,
VccFor 8 supply voltage of position sensor, lwFor the impulse stroke of position sensor 8.
Fig. 3 is the displacement of vehicle brake pedal mandril and pedal angle relation schematic diagram.It can be seen that in pedal corner and
Mandril displacement has in the value range of linear approximate relationship, and pedal corner can be obtained by measuring mandril displacement.
Pedal corner meets following formula with mandril displacement：
In formula, k1For the fitting coefficient between mandril displacement l and pedal corner γ, λ (θ0- γ) it is k1The linearity of/D,
γ is pedal corner, and Δ l is mandril displacement, and D is planar central on mandril to the distance of pedal rotation center, θ0It is complete for pedal
When reset, angle initial value of the planar central to the line and braking valve body mounting plate plane of pedal rotation center on mandril.
k1The value of/D is in λ (θ0- γ)=10% in the range of change be optimum choice.
It is therefore preferred that γ and θ0Value should meet following relationship：
0°≤|θ0-γ|≤18°,γ∈[0,γmax],
Wherein, γmaxFor the maximum value of pedal corner γ.
k1The value of/D is in λ (θ0- γ)=5% in the range of change be optimal selection.
Most preferably, γ and θ0Value should meet following relationship：
0°≤|θ0-γ|≤13°,γ∈[0,γmax],
Wherein, γmaxFor the maximum value of pedal corner γ.
The vehicle brake pedal corner embedded measurement device of the present invention, insertion are integrated in existing vehicle brake pedal.
Only in addition increase position sensor 8, position sensor holder 9, master controller 10 and main control cavity 7.It is embedded to be integrated in now
Have vehicle brake pedal assembly inner volume it is small,
It is easy to combine to install with braking valve body/brake to integrate.
Claims (2)
1. a kind of vehicle brake pedal corner embedded measurement device, including master control is fixed on by position sensor holder (9)
Position sensor (8) in cavity (7) processed further includes release link (81), and the release link (81) is located at brake mandril (3)
Part in main control cavity (7) is fixedly connected, and can be detected by position sensor (8) with the movement of brake mandril (3),
The position sensor (8) is electrically connected with master controller (10)；
There are following relationships with the corner of brake pedal (1) for the output voltage of the position sensor (8)：
Up=U0+k1k2γ
In formula, UpFor the voltage that position sensor (8) is exported to master controller (10), U0It is completely multiple for brake valve resetting spring (4)
The initial voltage that position sensor (8) exports when position, k1For the fitting system between brake mandril displacement l and pedal corner γ
Number, γ are pedal corner,
VccFor position sensor (8) supply voltage, lwFor the impulse stroke of position sensor (8)；
It is characterized in that：
Pedal corner meets following formula with mandril displacement：
In formula, k1For the fitting coefficient between mandril displacement l and pedal corner γ, λ (θ0- γ) it is k1The linearity of/D, γ are
Pedal corner, Δ l are mandril displacement, and D is planar central on mandril to the distance of pedal rotation center, θ0It is resetted completely for pedal
When, angle initial value of the planar central to the line and braking valve body mounting plate plane of pedal rotation center on mandril；
γ and θ0Value should meet following relationship：
0°≤|θ0-γ|≤18°,γ∈[0,γmax],
Wherein, γmaxFor the maximum value of pedal corner γ.
2. measuring device according to claim 1, which is characterized in that γ and θ0Value should meet following relationship：
0°≤|θ0-γ|≤13°,γ∈[0,γmax],
Wherein, γmaxFor the maximum value of pedal corner γ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610074111.6A CN105716518B (en) | 2016-02-03 | 2016-02-03 | Vehicle brake pedal corner embedded measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610074111.6A CN105716518B (en) | 2016-02-03 | 2016-02-03 | Vehicle brake pedal corner embedded measurement device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105716518A CN105716518A (en) | 2016-06-29 |
| CN105716518B true CN105716518B (en) | 2018-09-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610074111.6A Active CN105716518B (en) | 2016-02-03 | 2016-02-03 | Vehicle brake pedal corner embedded measurement device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201257908Y (en) * | 2008-07-31 | 2009-06-17 | 重庆御捷马电气有限公司 | Electric brake pedal of electric vehicle |
| CN101616826A (en) * | 2007-03-20 | 2009-12-30 | 丰田自动车株式会社 | Pedal operation amount detecting device |
| CN101708702A (en) * | 2009-12-10 | 2010-05-19 | 北汽福田汽车股份有限公司 | Vehicle brake warning system and motor vehicle comprising same |
| CN203083523U (en) * | 2013-02-01 | 2013-07-24 | 北京经纬恒润科技有限公司 | Opening degree detecting device for mechanical pedal in automobile driving simulator |
| CN104816639A (en) * | 2015-04-24 | 2015-08-05 | 浙江科力车辆控制系统有限公司 | New energy commercial vehicle energy efficient recovery system |
-
2016
- 2016-02-03 CN CN201610074111.6A patent/CN105716518B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101616826A (en) * | 2007-03-20 | 2009-12-30 | 丰田自动车株式会社 | Pedal operation amount detecting device |
| CN201257908Y (en) * | 2008-07-31 | 2009-06-17 | 重庆御捷马电气有限公司 | Electric brake pedal of electric vehicle |
| CN101708702A (en) * | 2009-12-10 | 2010-05-19 | 北汽福田汽车股份有限公司 | Vehicle brake warning system and motor vehicle comprising same |
| CN203083523U (en) * | 2013-02-01 | 2013-07-24 | 北京经纬恒润科技有限公司 | Opening degree detecting device for mechanical pedal in automobile driving simulator |
| CN104816639A (en) * | 2015-04-24 | 2015-08-05 | 浙江科力车辆控制系统有限公司 | New energy commercial vehicle energy efficient recovery system |
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| Publication number | Publication date |
|---|---|
| CN105716518A (en) | 2016-06-29 |
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Address after: 312000 science and technology innovation center, 398 Ma Road, Binhai New Town, Shaoxing, Zhejiang 2-305 Patentee after: Zhejiang Rong Zhong Technology Co., Ltd. Address before: 312000 science and technology innovation center, 398 Ma Road, Binhai New Town, Shaoxing, Zhejiang 2-305 Patentee before: Zhejiang Rongzhong Machinery Co., Ltd. |