CN101100179A - Braking pedal assembly for automobile - Google Patents
Braking pedal assembly for automobile Download PDFInfo
- Publication number
- CN101100179A CN101100179A CNA2007100241991A CN200710024199A CN101100179A CN 101100179 A CN101100179 A CN 101100179A CN A2007100241991 A CNA2007100241991 A CN A2007100241991A CN 200710024199 A CN200710024199 A CN 200710024199A CN 101100179 A CN101100179 A CN 101100179A
- Authority
- CN
- China
- Prior art keywords
- pedal
- arm
- automobile brake
- brake pedal
- pedal arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003042 antagnostic effect Effects 0.000 claims description 10
- 230000006378 damage Effects 0.000 abstract description 4
- 210000003127 knee Anatomy 0.000 abstract 1
- 206010017076 Fracture Diseases 0.000 description 19
- 230000000694 effects Effects 0.000 description 5
- 210000003423 ankle Anatomy 0.000 description 4
- 210000002683 foot Anatomy 0.000 description 3
- 208000031294 Upper limb fractures Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Images
Abstract
The present invention discloses one kind of automobile brake pedal assembly, which includes one vacuum booster and one pedal support installed to the front automobile brattice, one pedal arm connected through one rotation shaft to one pedal support and with some crack, one push rod with one end connected through one fixing pin to the pedal arm and the other end connected to the vacuum booster, and one force applying element to apply some counter force to the pedal arm. The automobile brake pedal assembly can avoid damage to the heel knee of driver caused by the brake pedal in case of front automobile collision, and has the features of high safety, simple structure, low cost, etc.
Description
Technical field
The invention belongs to the car chassis system, specifically, relate to a kind of automobile brake pedal unit.
Background technology
At present, automobile belongs to the car chassis system with brake pedal unit, is arranged in the vehicle drive cabin, is positioned at the left front portion of driver's seat.When automobile needs glancing impact, the driver will make automobile brake by brake pedal.
Usually, brake pedal is rotatably mounted on the foot hanger of instrument carrier panel by pin, therefore, when automobile runs into obstacle or arrives the destination, need glancing impact, the driver depresses brake pedal, and this brake pedal promotes the servo-unit push rod so that master brake cylinder produces hydraulic pressure, thereby vehicle braked is come into operation.
When vehicle generation head-on crash, the driver presses down brake pedal usually rapidly, and keeps motionless, so that vehicle can stop in the shortest time.At this moment, by brake pedal, be transferred to driver's foot, cause driver's ankle seriously injured from the impulsive force of vehicle front.In serious vehicle collision, instrument carrier panel is pushed to passenger accommodation, and brake pedal shifts near the driver, impulsive force is doubled and increases the weight of damage to driver's ankle.
Summary of the invention
During technical matters to be solved by this invention, when vehicle generation head-on crash, by brake pedal, cause the serious injured technical matters of driver's ankle from the impulsive force of vehicle front, and a kind of automobile brake pedal unit that provides.
Design of the present invention is, a kind of automobile brake pedal unit is provided, according to this brake pedal its specific structure and mounting means, be used for when vehicle collision, pedal arm being slided along trapped orbit, final under the effect of antagonistic force, pedal arm ruptures automatically, the stationary state of brake off pedal, prevent that the impact that vehicle produced in when collision from passing to the driver, thereby reduce or prevent the injury that pedal causes the driver.
Technical scheme provided by the present invention is, a kind of automobile brake pedal unit, comprise the vacuum booster and the pedal support that are installed on the automobile dash shield, pedal support links to each other with pedal arm by the pedal arm S. A., pedal arm links to each other with push rod by the push rod set pin, the other end of push rod links to each other with vacuum main force device, and described pedal arm body is provided with fracture portion; At the opposite position of described pedal arm body, also be provided with a force application element, described force application element applies antagonistic force to the pedal arm body.
The technical solution adopted in the present invention compared with prior art, can effectively overcome when vehicle generation head-on crash, impulsive force from vehicle front passes through brake pedal, cause the serious injured technical matters of driver's ankle, when above-mentioned situation takes place, the pedal upper arm of brake pedal at first slides along guiding mechanism, to consume Impact energy; When reaching the limit of slip; the pedal upper arm is under the antagonistic force of guiding mechanism; cross break takes place at described pedal arm connecting panel place; when further consuming Impact energy; can also actv. protection driver's personal safety, especially with regard to the safety of foot, improve the safety factor of car load; simultaneously, also have safety factor height, simple in structure, manufacturing, installation, convenient disassembly, cost is low and characteristics such as long service life.
Description of drawings
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Fig. 1 is structure of the present invention and mode of operation scheme drawing;
Fig. 2 is a mounting means scheme drawing of the present invention;
Fig. 3 is a pedal fracture of the present invention back structural representation;
Fig. 4 is a pedal arm body construction scheme drawing of the present invention;
Fig. 5 is the structural representation of pedal arm connecting panel of the present invention.
Wherein, 1 is the automobile dash shield; 2 is vacuum booster; 3 is pedal support; 4 is the pedal upper arm; 5 is the pedal arm S. A.; 6 is the pedal arm connecting panel; 7 is the push rod set pin; 8 is push rod; 9 is the pedal underarm; 10 is guiding mechanism.
The specific embodiment
Shown in Fig. 1-5, technical scheme provided by the present invention is, a kind of automobile brake pedal unit comprises the vacuum booster 2 and the pedal support 3 that are installed on the automobile dash shield 1, is connected for screw between pedal support 3 and the automobile dash shield 1; Pedal support 3 links to each other with pedal arm by pedal arm S. A. 5, pedal arm can be relatively and pedal support 3 be rotated motion; Pedal arm links to each other with push rod 8 by push rod 8 set pins 7, and the other end of push rod 8 links to each other with vacuum main force device, and described pedal arm body is provided with fracture portion; At the opposite position of described pedal arm body, also be provided with a force application element, described force application element applies antagonistic force to the pedal arm body.Described pedal arm is the L type.
In the such scheme, be provided with fracture portion on pedal body, this fracture portion is by modes such as punching press, tired bending or conducting forging processing, make this fracture portion the cross shear that can bear or pulling force less than other positions.Between described pedal arm body and driver's seat, also be provided with a force application element.When bump takes place in vehicle, the pedal arm body is under the effect of impact, slide on the force application element, when the interior corner that slides near " L ", the pedal arm body is under the antagonistic force of force application element, in described fracture location generation cross break, the section of fracture is tangible waveform.
Described fracture portion is under the situation of normal brake application, according to mechanics principle, do not stress and pedal underarm 9 when being subjected to treadle effort that chaufeur applies at pedal upper arm 4, owing to be subjected to force direction different with the direction of pedal arm fracture, the effect that only is stressed of the binding site of pedal upper arm 4 and pedal underarm 9, and the connecting panel thrust is arranged, so do not rupture; When Vehicular body front clashes, described impact is far longer than normal brake application power, this moment, described brake pedal upper arm 4 bodies slided with respect to force application element, and be subjected to opposition, being subjected to force direction is the tangential direction of pedal upper arm 4 and pedal underarm 9 binding sites, if impact has not been consumed in slip east, then the fracture portion on the brake control lever body will rupture.
Because described pedal arm is the L type, so the brake control lever body slides along described force application element easily, and, when the interior corner that slides near " L ", because itself shape makes things convenient for the pedal arm body to rupture under the antagonistic force of force application element.
Described pedal arm comprises the pedal arm connecting panel 6 between pedal upper arm 4, pedal underarm 9 and pedal upper arm 4 and the pedal underarm 9; Described pedal arm connecting panel 6 is between described pedal arm S. A. 5 push rods 8 set pins 7; Described fracture location is in the middle part of described pedal arm connecting panel 6.
In said structure, fracture portion is located at the middle part of pedal connecting panel, can guarantee like this, at vehicle when bumping, fracture portion can rupture, because according to mechanics principle, just to be subjected to force direction be the tangential direction of pedal arm fracture to the binding site of pedal upper arm 4 and pedal underarm 9 when pedal upper arm 4 was subjected to opposition, therefore ruptures easily.
The effect of described pedal upper arm 4 is, makes pedal body slide along, pedal underarm 9 force application elements, and can transmit antagonistic force when the interior corner that slides near " L ".
The effect of described pedal underarm 9 under normal state, guarantees the normal operation of brake pedal at vehicle, and, under the state of collision happens, transmit the power that imposes on brake pedal by chaufeur.Described chaufeur imposes on the power of brake pedal and the antagonistic force that pedal upper arm 4 is subjected to, and the direction of the two is just in time opposite.
The area of fracture of described fracture portion is slick and sly waveform; Described force application element is arranged between described pedal body and the driver's seat, near pedal body one end.Described force application element is a guiding mechanism 10, comprises a sliding surface on the described guiding mechanism 10, and described pedal upper arm 4 slides along described sliding surface; Described guiding mechanism 10 is installed on the guide securement support, and described guide securement support is fixed on the car body.
The area of fracture of above-mentioned fracture portion is slick and sly waveform, can guarantee not rupture when normal operation, and when collision happens, fracture portion ruptures.
Described force application element is a guiding mechanism 10, and comprises a sliding surface, can be good at guaranteeing that pedal upper arm 4 slides on sliding surface; Described fixed support is fixed on the car body, is in order to guarantee to apply good antagonistic force.
Shown in Fig. 1,4,5, described pedal arm comprises the pedal arm connecting panel 6 between pedal upper arm 4, pedal underarm 9 and pedal upper arm 4 and the pedal underarm 9; During normal operation, when pedal arm makes pedal upper arm 4 or pedal underarm 9 stressed by the structure design of pedal upper arm 4, pedal underarm 9 and pedal arm connecting panel 6 and cooperation, the binding site of pedal upper arm 4 and pedal underarm 9 be subjected to force direction different, and the mounting means of pedal guarantees the normal operation of pedal and does not rupture; The fracture function that when vehicle collision, realizes pedal arm along with the sense of motion and the track of each parts shown in Figure 1, thereby make pedal receive impulsive force that vehicle collision produces and when this impact passed to the driver, brake pedal can automatically terminate stationary state, thereby avoid pedal bump driver, and the injury that the driver is caused is minimized.
Claims (9)
1, a kind of automobile brake pedal unit, comprise the vacuum booster (2) and the pedal support (3) that are installed on the automobile dash shield (1), pedal support (3) links to each other with pedal arm by pedal arm S. A. (5), pedal arm links to each other with push rod (8) by push rod (8) set pin (7), the other end of push rod (8) links to each other with vacuum main force device, it is characterized in that described pedal arm body is provided with fracture portion; At the opposite position of described pedal arm body, also be provided with a force application element, described force application element applies antagonistic force to the pedal arm body.
2, a kind of automobile brake pedal unit as claimed in claim 1 is characterized in that, described pedal arm comprises the pedal arm connecting panel (6) between pedal upper arm (4), pedal underarm (9) and pedal upper arm (4) and the pedal underarm (9).
3, a kind of automobile brake pedal unit as claimed in claim 2 is characterized in that, described pedal arm connecting panel (6) is positioned between described pedal arm S. A. (5) push rod (8) set pin (7).
4, as claim 2 or 3 described a kind of automobile brake pedal units, it is characterized in that described fracture location is in the middle part of described pedal arm connecting panel (6).
5, a kind of automobile brake pedal unit as claimed in claim 4 is characterized in that, the area of fracture of described fracture portion is slick and sly waveform.
6, a kind of automobile brake pedal unit as claimed in claim 1 is characterized in that, described force application element is arranged between described pedal body and the driver's seat, near pedal body one end.
7, as claim 1 or 6 described a kind of automobile brake pedal units, it is characterized in that described force application element is a guiding mechanism (10), comprise a sliding surface on the described guiding mechanism (10), described pedal upper arm (4) slides along described sliding surface.
8, a kind of automobile brake pedal unit as claimed in claim 7 is characterized in that, described guiding mechanism (10) is installed on the guide securement support, and described guide securement support is fixed on the car body.
9, a kind of automobile brake pedal unit as claimed in claim 1 is characterized in that described pedal arm is the L type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100241991A CN100509491C (en) | 2007-07-26 | 2007-07-26 | Braking pedal assembly for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100241991A CN100509491C (en) | 2007-07-26 | 2007-07-26 | Braking pedal assembly for automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101100179A true CN101100179A (en) | 2008-01-09 |
| CN100509491C CN100509491C (en) | 2009-07-08 |
Family
ID=39034691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100241991A Active CN100509491C (en) | 2007-07-26 | 2007-07-26 | Braking pedal assembly for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100509491C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102019916B (en) * | 2009-09-09 | 2012-08-29 | 刘泰远 | Device for braking by pushing brake pedal main beam with opposite force |
| CN102815286A (en) * | 2012-08-24 | 2012-12-12 | 浙江吉利汽车研究院有限公司杭州分公司 | Pedal mechanism for vehicle |
| CN106956669A (en) * | 2017-03-21 | 2017-07-18 | 奇瑞汽车股份有限公司 | A kind of brake treadle mechanism and automobile |
| CN107972646A (en) * | 2016-10-21 | 2018-05-01 | 现代自动车株式会社 | brake pedal device for vehicle |
| CN110329063A (en) * | 2019-07-02 | 2019-10-15 | 浙江吉利控股集团有限公司 | A kind of accelerator pedal device and automobile |
| US10503200B2 (en) | 2014-05-13 | 2019-12-10 | Ford Global Technologies, Llc | Devices and systems for preventing misalignment in vehicle brake assemblies |
| US10940835B2 (en) | 2013-06-28 | 2021-03-09 | Ford Global Technologies, Llc | Devices and systems for preventing misalignment in vehicle brake assemblies |
| CN114454715A (en) * | 2022-03-10 | 2022-05-10 | 一汽解放汽车有限公司 | Foldable pedal and pedal control method |
-
2007
- 2007-07-26 CN CNB2007100241991A patent/CN100509491C/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102019916B (en) * | 2009-09-09 | 2012-08-29 | 刘泰远 | Device for braking by pushing brake pedal main beam with opposite force |
| CN102815286A (en) * | 2012-08-24 | 2012-12-12 | 浙江吉利汽车研究院有限公司杭州分公司 | Pedal mechanism for vehicle |
| CN102815286B (en) * | 2012-08-24 | 2015-05-06 | 浙江吉利汽车研究院有限公司杭州分公司 | Pedal mechanism for vehicle |
| US10940835B2 (en) | 2013-06-28 | 2021-03-09 | Ford Global Technologies, Llc | Devices and systems for preventing misalignment in vehicle brake assemblies |
| US10503200B2 (en) | 2014-05-13 | 2019-12-10 | Ford Global Technologies, Llc | Devices and systems for preventing misalignment in vehicle brake assemblies |
| CN107972646A (en) * | 2016-10-21 | 2018-05-01 | 现代自动车株式会社 | brake pedal device for vehicle |
| CN107972646B (en) * | 2016-10-21 | 2021-06-25 | 现代自动车株式会社 | Brake pedal apparatus for vehicle |
| CN106956669A (en) * | 2017-03-21 | 2017-07-18 | 奇瑞汽车股份有限公司 | A kind of brake treadle mechanism and automobile |
| CN110329063A (en) * | 2019-07-02 | 2019-10-15 | 浙江吉利控股集团有限公司 | A kind of accelerator pedal device and automobile |
| CN114454715A (en) * | 2022-03-10 | 2022-05-10 | 一汽解放汽车有限公司 | Foldable pedal and pedal control method |
| CN114454715B (en) * | 2022-03-10 | 2023-11-17 | 一汽解放汽车有限公司 | Foldable pedal and pedal control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100509491C (en) | 2009-07-08 |
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| C14 | Grant of patent or utility model | ||
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