CN108859755A - A kind of vehicle and its accelerator stepping misoperation preventing device - Google Patents
A kind of vehicle and its accelerator stepping misoperation preventing device Download PDFInfo
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- CN108859755A CN108859755A CN201810317300.0A CN201810317300A CN108859755A CN 108859755 A CN108859755 A CN 108859755A CN 201810317300 A CN201810317300 A CN 201810317300A CN 108859755 A CN108859755 A CN 108859755A
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- plug
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- stifled
- push
- cylinder body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K26/00—Arrangements or mounting of propulsion unit control devices in vehicles
- B60K26/02—Arrangements or mounting of propulsion unit control devices in vehicles of initiating means or elements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The present invention relates to a kind of vehicle and its accelerator stepping misoperation preventing devices.Accelerator stepping misoperation preventing device includes that cylinder body and guiding are mounted on the intracorporal push-pull rod of cylinder,Push-pull rod and gas pedal are sequentially connected,Cylinder body is connect with car body,The seal assembly and cylinder body that push-pull rod is installed by its end are slidingly sealed cooperation,Seal assembly includes that the plug connecting with push-pull rod blocks up and be slidingly sealed with inboard wall of cylinder block face the sealing-plug of cooperation,Sealed chamber is formed between sealing-plug and cylinder body,Plug is stifled and sealing-plug can be relatively moved by position limiting structure limitation in specific axial range,Sealing-plug and plug are equipped with pressure spring between blocking up,Sealing-plug medium channel is provided on sealing-plug,Plug, which blocks, is provided with plug,It is very fast in cylinder body and push-pull rod relative moving speed,When promoting seal chamber room pressure abruptly increase and causing sealing-plug stifled mobile close to plug,Plug is stifled to be blocked sealing-plug medium channel cylinder body and push-pull rod is prevented to continue to relatively move.
Description
Technical field
The present invention relates to a kind of vehicle and its accelerator stepping misoperation preventing devices.
Background technique
Currently, in front of the bottom right that gas pedal and brake pedal are generally arranged at driver in design by vehicle, the two
Position is very close, in order to which driver operates on it.But gas pedal is different with the function of brake pedal, steps on the gas
Pedal is to make automobile starting or accelerated motion, and it is entirely two kinds of phases that the pedal that touches on the brake, which is then to make vehicle slow down or stop,
Anti- operational motion.Under normal circumstances, gas pedal will not be mistakened as brake pedal and steps on by driver, but in reality, example
Such as new hand driver when rigid operation of driving is unskilled or driver encounters emergency situations, such as in order to hide emergent row
When people, vehicle, mistake is particularly easy to gas pedal and works as brake pedal to step on, and the dynamics stepped on is very big, a foot is promptly
It steps on earth, instantaneous vehicle obtains maximum speed, to lead to traffic accident, party is made to pay painful cost.
Summary of the invention
The purpose of the present invention is to provide a kind of accelerator stepping misoperation preventing device, which is mounted on car body and oil
Between door pedal, normally it can start and accelerate when gas pedal regular event, even if can when gas pedal quick action
It prevents, traffic accident phenomenon occurs caused by avoiding because of misoperation accelerator pedal；The object of the invention is also to provide a kind of using upper
State the vehicle of accelerator stepping misoperation preventing device.
To achieve the above object, the technical solution of accelerator stepping misoperation preventing device of the present invention is：Accelerator stepping misoperation preventing device, including cylinder
Body and guiding are mounted on the intracorporal push-pull rod of cylinder, and push-pull rod is used to be sequentially connected with gas pedal, and cylinder body is used to connect with car body
It connects, the seal assembly that push-pull rod is installed by its end and cylinder body are slidingly sealed cooperation, and seal assembly includes connecting with push-pull rod
Plug it is stifled and the sealing-plug of cooperation is slidingly sealed with inboard wall of cylinder block face, surround sealed chamber between sealing-plug and cylinder body, plug it is stifled and
Sealing-plug can be relatively moved by position limiting structure limitation in specific axial range, sealing-plug and plug it is stifled between be equipped with pressure
Spring, is provided with the sealing-plug medium channel of communication seals Sai Liang side cavity on sealing-plug, and plug, which blocks, to be provided with plug is stifled and sealing
The plug for blocking sealing-plug medium channel when filling in close to each other, cylinder body and push-pull rod relative moving speed it is very fast, promote it is close
When sealing cavity indoor pressure abruptly increase and sealing-plug being caused to block up mobile close to plug, fill in stifled sealing-plug medium channel is blocked to prevent cylinder
Body and push-pull rod continue to relatively move.
The accelerator stepping misoperation preventing device passes in and out the speed of sealed chamber by the sealing-plug medium channel on sealing-plug to medium
Degree is defined, to change pressure medium in sealed chamber by cylinder body and push-pull rod speed of related movement, while use is arranged
It is blocked up in the plug for blocking sealing-plug medium channel, plug is stifled to be arranged pressure spring between sealing-plug, when cylinder body and push-pull rod are slowly being transported
When dynamic, pressure medium is smaller in sealed chamber, and the elastic force of pressure spring is greater than the active force that sealed chamber is generated by inside and outside differential pressure, plug
Stifled and sealing-plug is not close to plug is stifled to block sealing-plug medium channel, and cylinder body and push-pull rod smoothly can slowly be shunk, cylinder body
With push-pull rod in jerky motion, pressure medium abruptly increase in sealed chamber, the elastic force of pressure spring is less than sealed chamber because of interior external pressure
The active force that difference generates, plug is stifled and sealing-plug is close to each other, and plug is stifled to block sealing-plug medium channel, prevents cylinder body in time and pushes away
Pull rod is shunk, and traffic accident phenomenon occurs caused by avoiding because of misoperation accelerator pedal.
The push-pull rod and plug, which block up, to be wholely set.
The return spring for being supplied to the two separating force, the maximum flexibility of return spring are equipped between the cylinder body and sealing-plug
Power is less than the maximum flexibility power of pressure spring.The setting of return spring, can when gas pedal is not by external force timely pushing tow gas pedal
It resets, stops accelerated motion.
The sealing-plug and plug are oriented to cooperation between blocking up.Be conducive to the grafting pair between plug and sealing-plug medium channel
In, make sealing-plug and plug block up it is close to each other after smoothly sealing-plug medium channel can be blocked.
Directed cavity is provided on the sealing-plug, the stifled guiding of plug is mounted in the directed cavity.
It is equipped at the notch of the directed cavity for retainer ring of the stifled limit in directed cavity will to be filled in so that sealing-plug and plug are stifled
It is relatively moved in specific axial range.
The stifled guiding of plug is mounted in the cylinder body.
The sealing-plug and plug be stifled connect by stop screw so that sealing-plug and filling in block up can be in specific axial range
Relative movement.
The check valve entered in sealed chamber for medium is additionally provided on the sealing-plug.Check valve is set, push-pull rod is accelerated
With the reset speed of cylinder body.
To achieve the above object, the technical solution of vehicle of the present invention is：Vehicle, including car body are provided with throttle on car body
System, the throttle system include gas pedal, further include accelerator stepping misoperation preventing device, and the accelerator stepping misoperation preventing device includes cylinder body
And guiding is mounted on the intracorporal push-pull rod of cylinder, push-pull rod and gas pedal are sequentially connected, and cylinder body is connect with car body, and push-pull rod is logical
The seal assembly and cylinder body for crossing the installation of its end are slidingly sealed cooperation, and seal assembly includes that the plug connecting with push-pull rod blocks up and and cylinder
The sealing-plug of internal wall sliding sealing cooperation, surrounds sealed chamber, plug is stifled and sealing-plug passes through limit between sealing-plug and cylinder body
Bit architecture is limited and can be relatively moved in specific axial range, sealing-plug and plug it is stifled between be equipped with pressure spring, on sealing-plug
It is provided with the sealing-plug medium channel of communication seals Sai Liang side cavity, plug, which blocks, to be provided with when plug is stifled close to each other with sealing-plug
The plug that sealing-plug medium channel is blocked, cylinder body and push-pull rod relative moving speed it is very fast, promote seal chamber room pressure
Abruptly increase and when causing sealing-plug stifled mobile close to plug, plug it is stifled by sealing-plug medium channel block to prevent cylinder body and push-pull rod after
Continuous relative movement.
The accelerator stepping misoperation preventing device passes in and out the speed of sealed chamber by the sealing-plug medium channel on sealing-plug to medium
Degree is defined, to change pressure medium in sealed chamber by cylinder body and push-pull rod speed of related movement, while use is arranged
It is blocked up in the plug for blocking sealing-plug medium channel, plug is stifled to be arranged pressure spring between sealing-plug, when cylinder body and push-pull rod are slowly being transported
When dynamic, pressure medium is smaller in sealed chamber, and the elastic force of pressure spring is greater than the active force that sealed chamber is generated by inside and outside differential pressure, plug
Stifled and sealing-plug is not close to plug is stifled to block sealing-plug medium channel, and cylinder body and push-pull rod smoothly can slowly be shunk, cylinder body
With push-pull rod in jerky motion, pressure medium abruptly increase in sealed chamber, the elastic force of pressure spring is less than sealed chamber because of interior external pressure
The active force that difference generates, plug is stifled and sealing-plug is close to each other, and plug is stifled to block sealing-plug medium channel, prevents cylinder body in time and pushes away
Pull rod is shunk, and traffic accident phenomenon occurs caused by avoiding because of misoperation accelerator pedal.
The push-pull rod and plug, which block up, to be wholely set.
The return spring for being supplied to the two separating force, the maximum flexibility of return spring are equipped between the cylinder body and sealing-plug
Power is less than the maximum flexibility power of pressure spring.The setting of return spring, can when gas pedal is not by external force timely pushing tow gas pedal
It resets, stops accelerated motion.
The sealing-plug and plug are oriented to cooperation between blocking up.Be conducive to the grafting pair between plug and sealing-plug medium channel
In, make sealing-plug and plug block up it is close to each other after smoothly sealing-plug medium channel can be blocked.
Directed cavity is provided on the sealing-plug, the stifled guiding of plug is mounted in the directed cavity.
It is equipped at the notch of the directed cavity for retainer ring of the stifled limit in directed cavity will to be filled in so that sealing-plug and plug are stifled
It is relatively moved in specific axial range.
The stifled guiding of plug is mounted in the cylinder body.
The sealing-plug and plug be stifled connect by stop screw so that sealing-plug and filling in block up can be in specific axial range
Relative movement.
The check valve entered in sealed chamber for medium is additionally provided on the sealing-plug.Check valve is set, push-pull rod is accelerated
With the reset speed of cylinder body.
Detailed description of the invention
Fig. 1 is state diagram of accelerator stepping misoperation preventing device when uncompressed in vehicle optimum embodiment of the present invention；
Fig. 2 is state diagram of the accelerator stepping misoperation preventing device in normal compression in vehicle optimum embodiment of the present invention；
Fig. 3 is state diagram of the accelerator stepping misoperation preventing device in Fast Compression in vehicle optimum embodiment of the present invention；
Fig. 4 is another structure chart of seal assembly in vehicle optimum embodiment of the present invention；
Fig. 5 is the bottom view of sealing-plug in Fig. 4；
Fig. 1 is into Fig. 5：1, cylinder body；11, fixator；111, return spring card slot；13, media outlet；2, push-pull rod；3, sealing-plug；
31, return spring card slot；32, sealing-plug medium channel；33, through-hole；34, annular convex platform；35, hollow plug screw；36, ball is blocked up；37, block
Circle；38, one-way valve spring；39, stop screw；310, plug part；311, screw；4, plug is stifled；41, plug；42, it is logical to fill in stifled medium
Road；43, pressure spring card slot；5, return spring；6, pressure spring.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The embodiment 1 of vehicle of the invention, including car body are provided with throttle system on car body, and the throttle system includes
Gas pedal further includes accelerator stepping misoperation preventing device, and the accelerator stepping misoperation preventing device includes that cylinder body and guiding are mounted in cylinder body
Push-pull rod, push-pull rod and gas pedal be sequentially connected, and cylinder body is connect with car body, the sealing group that push-pull rod is installed by its end
Part and cylinder body are slidingly sealed cooperation, and seal assembly includes that the plug connecting with push-pull rod blocks up and is slidingly sealed cooperation with inboard wall of cylinder block face
Sealing-plug, surround sealed chamber between sealing-plug and cylinder body, plug is stifled and sealing-plug can be in spy by position limiting structure limitation
Relative movement in fixed axial range, sealing-plug and plug are equipped with pressure spring between blocking up, and are provided with communication seals plug two sides on sealing-plug
The sealing-plug medium channel of chamber, plug block to be provided with and block sealing-plug medium channel when plug is stifled close to each other with sealing-plug
Plug, cylinder body and push-pull rod relative moving speed it is very fast, promote seal chamber room pressure abruptly increase and cause sealing-plug close
When plug is stifled mobile, plug is stifled to be blocked sealing-plug medium channel cylinder body and push-pull rod is prevented to continue to relatively move.
The accelerator stepping misoperation preventing device passes in and out the speed of sealed chamber by the sealing-plug medium channel on sealing-plug to medium
Degree is defined, to change pressure medium in sealed chamber by cylinder body and push-pull rod speed of related movement, while use is arranged
It is blocked up in the plug for blocking sealing-plug medium channel, plug is stifled to be arranged pressure spring between sealing-plug, when cylinder body and push-pull rod are slowly being transported
When dynamic, pressure medium is smaller in sealed chamber, and the elastic force of pressure spring is greater than the active force that sealed chamber is generated by inside and outside differential pressure, plug
Stifled and sealing-plug is not close to plug is stifled to block sealing-plug medium channel, and cylinder body and push-pull rod smoothly can slowly be shunk, cylinder body
With push-pull rod in jerky motion, pressure medium abruptly increase in sealed chamber, the elastic force of pressure spring is less than sealed chamber because of interior external pressure
The active force that difference generates, plug is stifled and sealing-plug is close to each other, and plug is stifled to block sealing-plug medium channel, prevents cylinder body in time and pushes away
Pull rod is shunk, and traffic accident phenomenon occurs caused by avoiding because of misoperation accelerator pedal.
In embodiment 1, push-pull rod is blocked up with plug and is wholely set, obtain embodiment 2, in other embodiments, push-pull rod
Blocking up with plug split type can also be arranged.
In addition, in embodiment 1, the reset for being supplied to the two separating force can also be arranged between cylinder body and sealing-plug
Spring, the maximum flexibility power of return spring are less than the maximum flexibility power of pressure spring, embodiment 3 are obtained, when gas pedal is not by external force
Timely pushing tow gas pedal resets, and stops accelerated motion.Certainly, in other embodiments, it can also be not provided with return spring, work as oil
When door pedal resets under the thrust of throttle system, accelerator stepping misoperation preventing device can be driven to reset by gas pedal.
In above-mentioned all embodiments, by sealing-plug and guiding cooperation between stifled is filled in, embodiment 4 is obtained, in order to plug
Grafting centering between sealing-plug medium channel, make sealing-plug and plug block up it is close to each other after can be smoothly by sealing-plug medium channel
It blocks.At this point it is possible to be provided with directed cavity on sealing-plug, fills in stifled guiding and be mounted in the directed cavity, to realize sealing-plug
And the guiding cooperation between stifled is filled in, embodiment 5 is obtained, in this structure, can be arranged at the notch of directed cavity for that will fill in
Retainer ring of the stifled limit in directed cavity obtains embodiment 6 so that sealing-plug and plug are got lodged in specific axial range relatively moves.
It being mounted in cylinder body alternatively, it is also possible to which stifled guiding will be filled in, plug is stifled and sealing-plug is oriented to is mounted in cylinder body simultaneously, with
It realizes sealing-plug and fills in the guiding cooperation between stifled, obtain embodiment 7.
In above-mentioned all embodiments, sealing-plug and plug it is stifled between can also be connected by stop screw so that sealing-plug and
Plug is stifled to be relatively moved in specific axial range, and embodiment 8 is obtained.
The check valve entered in sealed chamber for medium can also be set in above-mentioned all embodiments, on sealing-plug, with
The reset speed for accelerating push-pull rod and cylinder body, obtains embodiment 9.
Above-described embodiment is the more terse description to vehicle of the present invention, these embodiments can individually implement or group
It closes and implements, the optimum embodiment obtained after above-described embodiment combination is hereinafter provided.
The optimum embodiment of vehicle of the invention, the throttle system including car body and setting on the car body, throttle system
Including gas pedal and the drive mechanism being connect with gas pedal, it is provided between the lower section and car body of the gas pedal anti-error
Device of stepping on the gas fills accelerator stepping misoperation preventing alternatively, an extension bar is diametrically separately arranged on the transmission shaft of drive mechanism
It installs between extension bar and car body.The specific structure of the accelerator stepping misoperation preventing device is as shown in Figure 1 to Figure 3, including cylinder body 1
And guiding is mounted on the push-pull rod 2 of 1 upper end of cylinder body, the upper end of push-pull rod 2 is connect with gas pedal or drive mechanism, cylinder body 1
Bottom be provided with fixator 11, cylinder body 1 is connect by fixator 11 with car body, for example, connecting with the steel plate of driver's cabin pedestal.
Also guiding is equipped with seal assembly in cylinder body 1, and seal assembly includes plug stifled 4 and the sealing that cooperation is slidingly sealed with inboard wall of cylinder block face
Plug 3 is connected between plug stifled 4 and sealing-plug 3 by guide and limit structure so that the two can be opposite in specific axial range
Mobile, one end that push-pull rod 2 protrudes into cylinder body is connect with plug stifled 4, and the two is wholely set, and has sealing between sealing-plug 3 and cylinder body 1
It is provided with return spring 5 in chamber A, the sealed chamber A, the both ends of return spring 5 are respectively acting on cylinder body 1 and sealing-plug 3, with
Separating force is provided to the two, separate the two can in time after shrinking.It is equipped on cylinder body 1 and sealing-plug 3 and is resetted for installing
The return spring card slot 111,31 of spring 5, wherein the return spring card slot 31 on sealing-plug 3 is annular slot.
In said structure, sealed chamber A is located at the lower part of sealing-plug 3, and the upside of sealing-plug 3 is provided with directed cavity, plug
Stifled 4 guiding is mounted in directed cavity, in order to the grafting centering between plug and sealing-plug medium channel, keeps sealing-plug and plug stifled
Smoothly sealing-plug medium channel can be blocked after close to each other.The opening of directed cavity is provided with retainer ring 37, and plug is stifled by retainer ring 37
It is limited in directed cavity, so that the two can relatively move in specific axial range.Sealing-plug Jie is provided on sealing-plug 3
Matter channel 32, by the sealing-plug medium channel 32 on sealing-plug into row's medium, plug is blocked up on 4 and is provided in the two sealed chamber A
Sealing-plug medium channel 32 is blocked when close, the plug 41 for opening the sealing-plug medium channel 32 after the two separation,
Both pushing tows separated pressure spring 6 is set between sealing-plug 3 and plug stifled 4, and the maximum flexibility power of pressure spring 6 is greater than the maximum of return spring 5
Elastic force.In addition, plug stifled 4 is slidingly sealed cooperation with card slot inner wall, plug blocks up and forms separate cavities B between 4 and sealing-plug 3, on plug stifled 4
It is provided with for by the stifled medium channel 42 of plug derived from the medium in separate cavities B, the latus rectum for filling in stifled medium channel 42 to be greater than sealing
Fill in the latus rectum of medium channel 32.The pressure spring card slot 43 for installing pressure spring is provided on plug stifled 4.It is set on the top wall surface of cylinder body 1
It is equipped with media outlet 13, the medium in the accelerator stepping misoperation preventing device can both use air dielectric, oil liquid can also be used, as long as
When using oil liquid medium, cylinder body top is equipped with the space for being large enough to hold the medium flowed out from sealed chamber.
In addition, being additionally provided with the check valve entered in sealed chamber A for medium on sealing-plug 3, check valve includes that connection is close
The through-hole 33 inside and outside chamber A is sealed, is provided with stifled ball 36 in through-hole 33, the place open at one end of through-hole 33, which is provided with, to extend internally
Annular convex platform 34, other end opening is connected with hollow plug screw 35, and annular convex platform 34 and hollow plug screw 35 are at the both ends of through-hole
Closing-in structure is formed, by the limit of stifled ball 36 in through-hole.In the present embodiment, because sealed chamber A is located under sealing-plug 3
Side, therefore the lower section of stifled ball 36 is also provided with one-way valve spring 38 in through-hole 33, the upward pushing tow of one-way valve spring 38 blocks up ball 36, makes
Stifled ball, which moves upwards, blocks the upper end opening of through-hole 33, when the pressure in sealed chamber A is lower than ambient pressure, sealed chamber
The pressure difference in outside overcomes the elastic force of one-way valve spring 38 to open stifled ball downwards in A, so that check valve be opened, medium is from the external world
Into in sealed chamber A.
Accelerator stepping misoperation preventing device in the present embodiment in actual use, when driver steps on the gas foot pedal, just
Reason condition is typically all to ramp up, accelerator pedal slow depression, so that being located at 2 stress of push-pull rod below accelerator pedal
It moving down, return spring 5 is compressed, and the medium in sealed chamber A is flowed in separate cavities B by sealing-plug medium channel 32, then
It is flow in 1 upper chamber of cylinder body by filling in stifled medium channel 42, as shown in Fig. 5, in this case, 2 forced belt of push-pull rod
Dynamic sealing assembly integrally moves down, and relative motion does not occur between sealing-plug 3 and plug stifled 4.
When driver lifts or gradually lifts accelerator pedal, push-pull rod 2 is multiple upwards under the action of return spring 5
Position, medium enters in separate cavities B under the action of pressure difference and gravity by filling in stifled medium channel 42, logical using sealing-plug medium
Road 32 and check valve back flow into sealed chamber A, and in this process, check valve increases the back-flow velocity of medium, make to push away
Pull rod 2 can Rapid reset.
And work as and emergency situations occur, when driver steps on the gas suddenly（Refer to attached drawing 3）, check valve is obstructed, sealing-plug medium
Channel 32 is not able to satisfy the medium velocity of discharge again, so that the pressure of sealed chamber A quickly exceeds the pressure of separate cavities B, pressure difference gram
The elastic force of pressure spring 6 and the gravity of sealing-plug 3 are taken, 3 fast uplink of sealing-plug is made, sealing-plug medium channel 32 is stifled by plug quickly
Plug 41 on 4 is shut, and causes the medium of sealed chamber A that cannot flow out；Trample the faster sealed chamber A pressure rise of speed more
Fastly, it will encounter plug stifled 4 after eventually leading to the stroke of the generation very little of sealing-plug 3 and halt.Since sealing-plug 3 is relative to plug stifled 4
Stroke very little, media collapse causes the downlink amount of push-pull rod 2 also minimum, therefore the state lower push-pull bar 2 can only generate very little
Drafts.
Accelerator pedal can generally keep normal idling in initial position, and when pedal normal downlink first passes through one
Idle range, followed by boost phase.By above-mentioned setting, when driver steps on the gas suddenly, the mobile very little of push-pull rod can only be made
Distance just cannot move, which to guarantee that throttle will not generate rapid refueling movement, therefore will not make vapour in idle range
Vehicle quickly moves, and also avoids the generation of traffic accidents, protects the safety of occupant.
In optimum embodiment, the structure of the seal assembly can also be as shown in Figure 4 and Figure 5, and seal assembly includes leading
The sealing-plug 3 of cooperation is slidingly sealed to the plug stifled 4 being mounted in cylinder body 1 and with inboard wall of cylinder block face, sealing-plug 3 is equipped with sealing-plug
Medium channel 32, connected between plug stifled 4 and sealing-plug 3 by stop screw 39 so that the two can in specific axial range phase
To movement.
And the structure of the check valve on sealing-plug 3 includes the through-hole 33 inside and outside communication seals chamber A, through-hole 33 it is upper
End is provided with hemispherical groove, and the upper end of sealing-plug 3 also passes through screw 311 and is fixed with a plug part 310, and plug part 310 wraps
Elastic slice is included, one end of elastic slice is screwed, and one end has hemispherical head, and hemispherical head and the hemispherical groove cooperate
And then block the upper end of through-hole, hemispherical head constitutes the sprue of the check valve.When the pressure in sealed chamber A is lower than the external world
When pressure, the pressure difference in outside overcomes the elastic force of elastic slice to open on hemispherical head upwards in sealed chamber A, so that check valve be beaten
It opens, medium enters in sealed chamber A from the external world.
It is anti-in the specific embodiment of accelerator stepping misoperation preventing device of the invention, specific structure and each embodiment of above-mentioned vehicle
The specific structure of mis-accelerator pressing device is identical, is no longer described in detail herein.
Claims (10)
1. accelerator stepping misoperation preventing device, it is characterised in that：It is mounted on the intracorporal push-pull rod of cylinder including cylinder body and guiding, push-pull rod is used
It is sequentially connected in gas pedal, cylinder body with car body for connecting, the seal assembly and cylinder body that push-pull rod is installed by its end
It is slidingly sealed cooperation, seal assembly includes that the plug connecting with push-pull rod blocks up and be slidingly sealed with inboard wall of cylinder block face the sealing of cooperation
Plug surrounds sealed chamber between sealing-plug and cylinder body, plug is stifled and sealing-plug can be in specific axis by position limiting structure limitation
Relatively moved into range, sealing-plug and plug it is stifled between be equipped with pressure spring, be provided with communication seals Sai Liang side cavity on sealing-plug
Sealing-plug medium channel, plug are blocked to be provided with and be blocked up when plug is stifled close to each other with sealing-plug by what sealing-plug medium channel blocked
Head, cylinder body and push-pull rod relative moving speed it is very fast, promote seal chamber room pressure abruptly increase and cause sealing-plug stifled close to plug
When mobile, plug is stifled to be blocked sealing-plug medium channel cylinder body and push-pull rod is prevented to continue to relatively move.
2. accelerator stepping misoperation preventing device according to claim 1, it is characterised in that：The push-pull rod and plug, which block up, to be wholely set.
3. accelerator stepping misoperation preventing device according to claim 1, it is characterised in that：It is equipped with and uses between the cylinder body and sealing-plug
In the return spring for being supplied to the two separating force, the maximum flexibility power of return spring is less than the maximum flexibility power of pressure spring.
4. accelerator stepping misoperation preventing device described in any claim in -3 according to claim 1, it is characterised in that：The sealing-plug
And it fills in and is oriented to cooperation between stifled.
5. accelerator stepping misoperation preventing device according to claim 4, it is characterised in that：It is provided with directed cavity on the sealing-plug,
The stifled guiding of plug is mounted in the directed cavity.
6. accelerator stepping misoperation preventing device according to claim 5, it is characterised in that：It is equipped with and is used at the notch of the directed cavity
Will retainer ring of the stifled limit of plug in directed cavity so that sealing-plug and plug are got lodged in specific axial range relatively moves.
7. accelerator stepping misoperation preventing device according to claim 4, it is characterised in that：The stifled guiding of plug is mounted on the cylinder body
In.
8. accelerator stepping misoperation preventing device described in any claim in -3 according to claim 1, it is characterised in that：The sealing-plug
It blocks up and is connected by stop screw so that sealing-plug and plug are blocked up and can be relatively moved in specific axial range with plug.
9. accelerator stepping misoperation preventing device described in any claim in -3 according to claim 1, it is characterised in that：The sealing-plug
On be additionally provided with the check valve entered in sealed chamber for medium.
10. vehicle, including car body, it is provided with throttle system on car body, the throttle system includes gas pedal, and feature exists
In：It further include accelerator stepping misoperation preventing device, the accelerator stepping misoperation preventing device includes that cylinder body and guiding are mounted on the intracorporal push-and-pull of cylinder
Bar, push-pull rod and gas pedal are sequentially connected, and cylinder body is connect with car body, the seal assembly and cylinder that push-pull rod is installed by its end
Body is slidingly sealed cooperation, and seal assembly includes that the plug connecting with push-pull rod blocks up and be slidingly sealed with inboard wall of cylinder block face the sealing of cooperation
Plug surrounds sealed chamber between sealing-plug and cylinder body, plug is stifled and sealing-plug can be in specific axis by position limiting structure limitation
Relatively moved into range, sealing-plug and plug it is stifled between be equipped with pressure spring, be provided with communication seals Sai Liang side cavity on sealing-plug
Sealing-plug medium channel, plug are blocked to be provided with and be blocked up when plug is stifled close to each other with sealing-plug by what sealing-plug medium channel blocked
Head, cylinder body and push-pull rod relative moving speed it is very fast, promote seal chamber room pressure abruptly increase and cause sealing-plug stifled close to plug
When mobile, plug is stifled to be blocked sealing-plug medium channel cylinder body and push-pull rod is prevented to continue to relatively move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317300.0A CN108859755B (en) | 2018-04-10 | 2018-04-10 | Vehicle and device for preventing mistakenly stepping on accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317300.0A CN108859755B (en) | 2018-04-10 | 2018-04-10 | Vehicle and device for preventing mistakenly stepping on accelerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108859755A true CN108859755A (en) | 2018-11-23 |
| CN108859755B CN108859755B (en) | 2021-06-29 |
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ID=64326210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810317300.0A Active CN108859755B (en) | 2018-04-10 | 2018-04-10 | Vehicle and device for preventing mistakenly stepping on accelerator |
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| Country | Link |
|---|---|
| CN (1) | CN108859755B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0714803A1 (en) * | 1994-05-17 | 1996-06-05 | WATANABE, Masaei | Acceleration pedal erroneous-operation preventive device |
| CN101085615A (en) * | 2007-04-21 | 2007-12-12 | 胡义平 | Motor vehicle accelerator safety device |
| CN101524964A (en) * | 2009-04-15 | 2009-09-09 | 胡义平 | Safety valve of accelerator pedal motor vehicle |
| CN201415666Y (en) * | 2009-06-24 | 2010-03-03 | 重庆理工大学 | Emergency brake device for accelerator pedal stepped by mistake |
| CN202186291U (en) * | 2011-08-31 | 2012-04-11 | 陈晶雅 | Device of automatic car for preventing stepping by mistake |
| CN203211104U (en) * | 2013-03-27 | 2013-09-25 | 耿建芳 | Device for preventing risks caused by stepping on accelerator by mistake |
-
2018
- 2018-04-10 CN CN201810317300.0A patent/CN108859755B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0714803A1 (en) * | 1994-05-17 | 1996-06-05 | WATANABE, Masaei | Acceleration pedal erroneous-operation preventive device |
| CN101085615A (en) * | 2007-04-21 | 2007-12-12 | 胡义平 | Motor vehicle accelerator safety device |
| CN101524964A (en) * | 2009-04-15 | 2009-09-09 | 胡义平 | Safety valve of accelerator pedal motor vehicle |
| CN201415666Y (en) * | 2009-06-24 | 2010-03-03 | 重庆理工大学 | Emergency brake device for accelerator pedal stepped by mistake |
| CN202186291U (en) * | 2011-08-31 | 2012-04-11 | 陈晶雅 | Device of automatic car for preventing stepping by mistake |
| CN203211104U (en) * | 2013-03-27 | 2013-09-25 | 耿建芳 | Device for preventing risks caused by stepping on accelerator by mistake |
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| Publication number | Publication date |
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| CN108859755B (en) | 2021-06-29 |
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Application publication date: 20181123 Assignee: Luoyang Luhe Mechanical Equipment Technology Co.,Ltd. Assignor: HENAN University OF SCIENCE AND TECHNOLOGY Contract record no.: X2022980025523 Denomination of invention: A vehicle and its anti-false accelerator device Granted publication date: 20210629 License type: Common License Record date: 20230103 |