CN102145656B - Protection device for emergency braking in case of misoperation of accelerator - Google Patents
Protection device for emergency braking in case of misoperation of accelerator Download PDFInfo
- Publication number
- CN102145656B CN102145656B CN 201110070075 CN201110070075A CN102145656B CN 102145656 B CN102145656 B CN 102145656B CN 201110070075 CN201110070075 CN 201110070075 CN 201110070075 A CN201110070075 A CN 201110070075A CN 102145656 B CN102145656 B CN 102145656B
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- misoperation
- protection device
- thimble
- pipe
- braking
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Abstract
The invention relates to a safety protection device which is suitable for braking an automobile in case of a misoperation. In the invention, the problems of low response speed, insufficient accuracy of braking judgment and easiness for misoperation in the prior art can be well solved. The technical scheme of the safety protection device has the key point: a protection device for emergency braking in case of misoperation of an accelerator comprises an accelerator pedal and a braking circuit powered by a vehicle-mounted power supply, wherein the braking circuit comprises a restorer, a braking solenoid valve, a contact switch and an indicator lamp, the restorer, the braking solenoid valve and the indicator lamp are connected in series with the contact switch after being connected in parallel; the protection device for the emergency braking in case of the misoperation also comprises a misoperation identifier, wherein one end of the misoperation identifier is connected with the accelerator pedal, an ejector pin tube is connected to the other end of the misoperation identifier, and an ejector pin is connected to the inside of the ejector pin tube in a sliding manner and is aligned with the contact switch. The protection device has the advantages of accurate protection action and high response speed; moreover, the structure of the protection device is suitable for various different cars, and the application range of the protection device is wider.
Description
Technical field
The present invention relates to a kind of automobile safety protector, particularly a kind ofly be applicable to the safety guard that automobile mistaken when operation brake.
Background technology
As everyone knows, traffic accident is the grave danger to the people life property safety, it is because the driver has carried out maloperation to vehicle and caused that greatly traffic accident is arranged in traffic accident, the unskilled person of some driving qualitys in case of emergency can subconsciously touch on the brake suddenly, but because throttle and brake are all controlled by driver's right crus of diaphragm, the weak people of some driving qualitys tends to occur the situation of mis-accelerator pressing, such situation is in case generation will produce even more serious consequence so; At present, the device that solves relevant throttle misoperation mostly adopts the form of intelligent early-warning, adopts the early warning means, belongs to a kind of mode of indirectly remedying, source of early warning misoperation usually occurs when the depression on process cross roads road surface mostly, and this is the greatest drawback of intelligent early-warning class throttle misoperation.
Chinese patent notification number CN 101708716A, May 19 2010 day for announcing, a kind of accelerator error-stepping emergent braking device is disclosed, this device is comprised of dynamics mechanism for testing, electromagnet and control circuit, and the dynamics mechanism for testing is by one terminating at tooth bar on the Das Gaspedal, consisting of with gear teeth wheels, belt pulley set, belt and the dynamo generator of tooth bar engagement; Control circuit is comprised of dynamo generator, amplifying circuit, comparator circuit, output control circuit, and the output control of output control circuit is connected on the electromagnet action in the brake system.This technical scheme has adopted mechanical generating, and then by the current comparison circuit judgement of braking, but the structure of this technical scheme, system are comparatively complicated, and speed of response is unhappy, has certain time-delay to lag behind; And particularity easily is subject to electronic component on brake is judged, can not make accurate response under the part extreme case, very easily leads to tragedy.
Summary of the invention
The object of the invention is to solve protection device for emergency braking in case of misoperation of accelerator speed of response in the above-mentioned prior art unhappy, on brake is judged not enough, the easy problem of misoperation of particularity, provide a kind of protect action accurately, fast response time, can avoid the protection device for emergency braking in case of misoperation of accelerator of misoperation interference protection.
The technical solution adopted for the present invention to solve the technical problems is: a kind of protection device for emergency braking in case of misoperation of accelerator; comprise Das Gaspedal and the braking circuit of being powered by vehicle power; braking circuit comprises restorer; braking electromagnetic valve; contact switch and indicator lamp; described restorer; braking electromagnetic valve; connect with described contact switch after the indicator lamp parallel connection; described protection device for emergency braking in case of misoperation of accelerator also comprises steps on recognizer by mistake; the end that described mistake is stepped on recognizer is connected with Das Gaspedal; the other end that mistake is stepped on recognizer is connected with the thimble pipe; slidely connect thimble in the described thimble pipe, described thimble is aimed at contact switch.The mode that the present invention has adopted mistake to step on the recognizer protection is carried out the throttle mistake and is stepped on protection; mistake is stepped on recognizer and is had permission throttle action when low speed; locking when speed or acceleration/accel surpass corresponding value; form the characteristic of rigidity; such structure is done the protection judgement by the reaction of trampling of human body self; judge that precision is higher; can not produce misoperation; so in this use, if normal low speed is trampled throttle, the normal oil supply of throttle meeting; if but meet emergency case; when the driver thinks emergency brake, in case mis-accelerator pressing energetically, at this moment; mistake is stepped on recognizer and is formed rigidity characteristics; promote the thimble of sliding block joint in the thimble pipe, the outstanding touch switch that touches of thimble, braking circuit action; form brake operating, the present invention's fast response time simple in structure.
As preferably, described mistake is stepped on recognizer and is comprised cylinder and piston rod, described cylinder and piston bar free-running fit.The mode that adopts cylinder and piston to cooperate is stepped on recognizer as mistake, if driver's normal driving automobile, slowly trample throttle, it is flexible that the mistake that is made of cylinder piston rod is so stepped on recognizer, gas is overflowed by cylinder gap, throttle can normally carry out the oil supply operation, and simultaneously returning spring maintenance piston rod can remain on the fixed position in the cylinder; Mistiming has been stepped on throttle if the driver wants to trample brake, because speed was inevitable very fast when the driver trampled, the acceleration/accel of piston rod and the speed that presses down are just considerably beyond the effusion speed of gas in the cylinder so, this moment this mistake to step on recognizer be rigidity, air promotes thimble by connecting through hole in the cylinder, the thimble ejection, touch contact switch, braking electromagnetic valve action in the braking circuit, the vehicle emergency brake, this structural determination is accurate, action response is very fast.
As preferably, described thimble pipe is cylindrical, and described thimble pipe front end is bolted with front end cover, is provided with needle outlet on the front end cover of described thimble pipe, the rear end of described thimble pipe is provided with connecting through hole, and described thimble pipe is communicated with by the interior cavity of described connecting through hole and cylinder.Be arranged so that like this thimble pipe and cylinder form an integral cavity structure, the situation that can step work at brake miss-stamping is actuated contact switch owing to ejecting rapidly thimble in the cavity under the pressure of air by thimble, carries out brake operation.
As preferably, the jacking block of described thimble is cylindric, and described jacking block is coaxial with described thimble pipe, and described jacking block cooperates with described thimble tube transitions.Arrange like this, thimble can stably eject the thimble pipe, the stability that can keep thimble to eject.
As preferably, be arranged with retracing spring on the described thimble, an end of described retracing spring is connected with the jacking block of described thimble.The setting of retracing spring can guarantee that thimble can touching the laggard horizontal reset of braking circuit, can be repeatedly used.
As preferably, described front end cover comprises adjustable pipe and enclosing cover, the diameter of described adjustable pipe is less than the diameter of described thimble pipe, the area of described enclosing cover is greater than the area of described thimble pipe, described adjustable pipe is captiveed joint with enclosing cover, vertical section integral body is " T " font, is provided with screw thread on the described adjustable pipe lateral wall, and the other end of described retracing spring is close to described adjustable pipe.Arrange like this, be spirally connected by adjustable pipe and thimble pipe, turn enclosing cover and can regulate the distance that adjustable pipe gos deep into the thimble pipe, so regulate the elasticity that front end cover can be regulated retracing spring, also just can regulate under the user step on the gas pedal mistiming steps on recognizer and becomes flexible into ejecting the size of the required speed of thimble and acceleration/accel after the rigidity, so that the client can manually regulate, the needs that can be fit to different clients, trampling firmly, less client can outwards regulate front end cover, can improve a little a sensitivity like this, trample the larger client that exerts oneself and can inwardly regulate front end cover, that can differentiate like this is more accurate.
As preferably, the upper end of described piston rod is connected with conducting piece, and described Das Gaspedal is arranged with draw-in groove, and described draw-in groove is connected with described conducting piece buckle.Arrange like this, when Das Gaspedal was replied the normal position, draw-in groove drove conducting piece, resetted so that shackle member drives piston rod.
As preferably, described conducting piece comprises neck attaching parts and shackle member, and described shackle member upper end is curved, and described shackle member is fixedly connected on the upper end of neck attaching parts, and described shackle member cross-sectional diameter is greater than the diameter of described neck attaching parts cross-sectional plane.Conducting piece top be set to arc can be better with Das Gaspedal under the movement locus coupling of stepping on, the shackle member cross-sectional diameter has guaranteed greater than the diameter of neck attaching parts cross-sectional plane that conducting piece can be installed easily with draw-in groove and has cooperated.
As preferably, described mistake step on recognizer and thimble pipe vertical be connected L-shaped.Because vertical limited space under the pedal, recognizer and thimble pipe are vertical to be connected the L-shaped space that can take full advantage of under the pedal so mistake is stepped on, and suitable most of vehicles are installed and used.
The invention has the beneficial effects as follows: the present invention protect action accurately, fast response time, and structure adapts to various different automobile types, range of use is more extensive.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the partial enlarged drawing of conducting piece of the present invention;
Fig. 3 is the partial enlarged drawing of front end cover of the present invention.
Among the figure: 1, Das Gaspedal, 2, conducting piece, 3, draw-in groove, 4, piston rod, 5, cylinder, 6, the thimble pipe, 7, jacking block, 8, thimble, 9, front end cover, 10, retracing spring, 12, braking electromagnetic valve, 13, reset button, 14, restorer, 15, indicator lamp, 16, contact switch, 21, shackle member, 22, neck attaching parts, 91, adjustable pipe, 92, enclosing cover.
The specific embodiment
Below by specific embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment:
A kind of protection device for emergency braking in case of misoperation of accelerator is (referring to accompanying drawing 1; Fig. 2; Fig. 3); comprise Das Gaspedal; braking circuit and mistake by the vehicle power power supply are stepped on recognizer; wherein braking circuit comprises restorer 14; reset button 13; braking electromagnetic valve 12; contact switch 16 and indicator lamp 15; it is in parallel with braking electromagnetic valve 12 indicator lamps 15 after described restorer 14 is connected with reset button 13; then connect with the contact switch 16 as main supply switch; Das Gaspedal 1 lower surface is provided with draw-in groove 3; mistake is stepped on recognizer and is comprised cylinder 5 and piston rod 4; piston rod 4 is free-running fit with cylinder 5; the upper end of piston rod 4 is provided with conducting piece 2; conducting piece 2 vertical section integral body are " T " font; conducting piece 2 comprises with piston rod 4 and is connected neck attaching parts 22; neck attaching parts 22 upper ends are connected with shackle member 21; shackle member 21 is the ellipsoid shape; shackle member 21 is connected with draw-in groove 3 buckles; mistake is stepped on recognizer bottom and 6 vertical connections of thimble pipe; both form " L " shape; thimble pipe 6 is cylindrical; thimble pipe 6 front ends are bolted with front end cover 9; offer needle outlet on the front end cover 9; front end cover 9 comprises adjustable pipe 91 and enclosing cover 92; the diameter of adjustable pipe 91 is less than the diameter of thimble pipe 6; the area of enclosing cover 92 is greater than the area of thimble pipe 6; adjustable pipe 91 is captiveed joint with enclosing cover 92; front end cover 9 vertical section integral body are " T " font; adjustable pipe 91 is spirally connected by screw thread and the thimble pipe 6 that arranges on the lateral wall; the rear end of thimble pipe 6 is provided with connecting through hole; thimble pipe 6 is communicated with by the cavity of connecting through hole with cylinder 5; slidely connect thimble 8 in the thimble pipe 6; thimble 8 is aimed at contact switch 16; the jacking block 7 of thimble 8 is cylindric; jacking block 7 is coaxial with thimble pipe 6; jacking block 7 and thimble pipe 6 transition fit; be arranged with retracing spring 10 on the thimble; one end of retracing spring 10 is connected with the jacking block 7 of thimble 8, and the other end of retracing spring 10 and adjustable pipe 91 are close to.
The present invention is installed under the Das Gaspedal, then the user turns enclosing cover according to lattice machine demand and regulates the distance that adjustable pipe gos deep into the thimble pipe, so regulate the elasticity that front end cover can be regulated retracing spring, also just can regulate under the user step on the gas pedal mistiming steps on recognizer and becomes flexible into ejecting the size of the required speed of thimble and acceleration/accel after the rigidity, the client can manually regulate, be fit to different needs, if trample firmly less, the client can outwards regulate front end cover, can improve a little a sensitivity like this, if trample firmly greatlyr, the client can inwardly regulate front end cover, and that can differentiate like this is more accurate; The vehicle-mounted braking circuit of braking electromagnetic valve and automobile self is electrically connected, if this moment driver normal driving automobile, slowly trample throttle, it is flexible that the mistake that is made of cylinder piston rod is so stepped on recognizer, gas is overflowed by cylinder gap, throttle can normally carry out the oil supply operation, and simultaneously returning spring maintenance piston rod can remain on the fixed position in the cylinder; Mistiming has been stepped on throttle if the driver wants to trample brake, because speed was inevitable very fast when the driver trampled, the acceleration/accel of piston rod and the speed that presses down are just considerably beyond the effusion speed of gas in the cylinder so, it is rigidity that this mistiming is stepped on recognizer, and air promotes thimble by connecting through hole in the cylinder, and thimble ejects, touch contact switch, braking electromagnetic valve action in the braking circuit, indicator lamp lights, the vehicle emergency brake; After emergency braking finishes; when Das Gaspedal is replied the normal position; draw-in groove drives conducting piece; reset so that shackle member drives piston rod, this moment action of reset spring, thimble returns to original position; then manually boot restorer; so that contact switch resets, the present invention is returned to normality, finishes whole protection action.
Above-described embodiment is a kind of better scheme of the present invention, is not that the present invention is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (9)
1. protection device for emergency braking in case of misoperation of accelerator; comprise Das Gaspedal and the braking circuit of being powered by vehicle power; braking circuit comprises restorer; braking electromagnetic valve; contact switch and indicator lamp; described restorer; braking electromagnetic valve; connect with described contact switch after the indicator lamp parallel connection; it is characterized in that: described protection device for emergency braking in case of misoperation of accelerator also comprises steps on recognizer by mistake; the end that described mistake is stepped on recognizer is connected with Das Gaspedal; the other end that mistake is stepped on recognizer is connected with the thimble pipe; slidely connect thimble in the described thimble pipe, described thimble is aimed at contact switch.
2. protection device for emergency braking in case of misoperation of accelerator according to claim 1, it is characterized in that: described mistake is stepped on recognizer and is comprised cylinder and piston rod, described cylinder and piston bar free-running fit.
3. protection device for emergency braking in case of misoperation of accelerator according to claim 2; it is characterized in that: described thimble pipe is cylindrical; described thimble pipe front end is bolted with front end cover; be provided with needle outlet on the front end cover of described thimble pipe; the rear end of described thimble pipe is provided with connecting through hole, and described thimble pipe is communicated with by the interior cavity of described connecting through hole and cylinder.
4. protection device for emergency braking in case of misoperation of accelerator according to claim 3, it is characterized in that: the jacking block of described thimble is cylindric, and described jacking block is coaxial with described thimble pipe, and described jacking block cooperates with described thimble tube transitions.
5. according to claim 3 or 4 described protection device for emergency braking in case of misoperation of accelerators, it is characterized in that: be arranged with retracing spring on the described thimble, an end of described retracing spring is connected with the jacking block of described thimble.
6. protection device for emergency braking in case of misoperation of accelerator according to claim 5; it is characterized in that: described front end cover comprises adjustable pipe and enclosing cover; the diameter of described adjustable pipe is less than the diameter of described thimble pipe; the area of described enclosing cover is greater than the area of described thimble pipe; described adjustable pipe is captiveed joint with enclosing cover; vertical section integral body is " T " font, is provided with screw thread on the described adjustable pipe lateral wall, and the other end of described retracing spring is close to described adjustable pipe.
7. according to claim 2 or 3 or 4 described protection device for emergency braking in case of misoperation of accelerators, it is characterized in that: the upper end of described piston rod is connected with conducting piece, and described Das Gaspedal is arranged with draw-in groove, and described draw-in groove is connected with described conducting piece buckle.
8. protection device for emergency braking in case of misoperation of accelerator according to claim 7; it is characterized in that: described conducting piece comprises neck attaching parts and shackle member; described shackle member upper end is curved; described shackle member is fixedly connected on the upper end of neck attaching parts, and described shackle member cross-sectional diameter is greater than the diameter of described neck attaching parts cross-sectional plane.
9. it is characterized in that according to claim 1 and 2 or 3 or 4 described protection device for emergency braking in case of misoperation of accelerators: described mistake step on recognizer and thimble pipe vertical be connected L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110070075 CN102145656B (en) | 2011-03-23 | 2011-03-23 | Protection device for emergency braking in case of misoperation of accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110070075 CN102145656B (en) | 2011-03-23 | 2011-03-23 | Protection device for emergency braking in case of misoperation of accelerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102145656A CN102145656A (en) | 2011-08-10 |
| CN102145656B true CN102145656B (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110070075 Expired - Fee Related CN102145656B (en) | 2011-03-23 | 2011-03-23 | Protection device for emergency braking in case of misoperation of accelerator |
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| Country | Link |
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| CN (1) | CN102145656B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582429B (en) * | 2012-02-16 | 2014-10-08 | 丽水职业技术学院 | Automobile brake override device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2823074Y (en) * | 2005-10-04 | 2006-10-04 | 张会军 | Device for preventing throttle of automobile from misoperation |
| CN201415666Y (en) * | 2009-06-24 | 2010-03-03 | 重庆理工大学 | Emergency brake device for accelerator pedal stepped by mistake |
| CN201419700Y (en) * | 2008-12-04 | 2010-03-10 | 刘铁华 | Car accelerator mistake-press-prevention system |
| CN201980087U (en) * | 2011-03-23 | 2011-09-21 | 章建成 | Emergency brake mistake accelerator pedaling protector |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4671242B2 (en) * | 2008-02-15 | 2011-04-13 | 関東自動車工業株式会社 | Vehicle control device |
| KR101048402B1 (en) * | 2009-12-31 | 2011-07-11 | 오승기 | Accelerator with pedal misoperation correction |
-
2011
- 2011-03-23 CN CN 201110070075 patent/CN102145656B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2823074Y (en) * | 2005-10-04 | 2006-10-04 | 张会军 | Device for preventing throttle of automobile from misoperation |
| CN201419700Y (en) * | 2008-12-04 | 2010-03-10 | 刘铁华 | Car accelerator mistake-press-prevention system |
| CN201415666Y (en) * | 2009-06-24 | 2010-03-03 | 重庆理工大学 | Emergency brake device for accelerator pedal stepped by mistake |
| CN201980087U (en) * | 2011-03-23 | 2011-09-21 | 章建成 | Emergency brake mistake accelerator pedaling protector |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2009-190597A 2009.08.27 |
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| CN102145656A (en) | 2011-08-10 |
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