CN205871746U - Accelerator pedal device - Google Patents
Accelerator pedal device Download PDFInfo
- Publication number
- CN205871746U CN205871746U CN201620687236.1U CN201620687236U CN205871746U CN 205871746 U CN205871746 U CN 205871746U CN 201620687236 U CN201620687236 U CN 201620687236U CN 205871746 U CN205871746 U CN 205871746U
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- oil
- accelerator pedal
- pressure
- oil pocket
- cylinder body
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Abstract
The utility model discloses an accelerator pedal device, including footboard body, buffer and locking means. Buffer be with this body coupling of footboard, and be used for carrying ammunition feed nature effort to the footboard body, locking means is connected with buffer, and is used for doing the time spent and producing the brake force that makes footboard body stop motion bearing the inside oil pressure of buffer. The utility model discloses an accelerator pedal device through setting up buffer and locking means, when the driver results in the mistake to step on accelerator pedal because of emergence under the emergency in a hurry, through matching of buffer and locking means, makes the accelerator pedal stop motion, and accelerator pedal can not continue to be stepped on by the driver to can improve the security of traveling when accelerator pedal is stepped on by the mistake, the greatly reduced traffic accident odds.
Description
Technical field
This utility model belongs to automobile technical field, and specifically, this utility model relates to a kind of accelerator pedal device.
Background technology
Along with the raising of quality of life, automobile is increasingly becoming necessary in people's daily life.When automobile is at normal row
When running into emergency situations in sailing, it is necessary to step on brake to slow down speed or to be allowed to stop.It is known that major part automobile
Throttle is all by right crus of diaphragm control, especially automatic catch automobile with brake.When a driver getting used to driving manual-gear vehicle drives
When sailing automatic catch automobile, it is easy to throttle of by mistake stepping on.Further, during driver's normal driving running car, urgent when running into burst
During situation, needing immediately to step on brake, because the situation is critical, be easy to step on during driver is flurried gas pedal by mistake, the suitableeest
Obtaining it anti-, its consequence is hardly imaginable, and does not also have a kind of gas pedal that effectively can solve this situation in prior art.
Utility model content
This utility model is intended at least to solve one of technical problem present in prior art.To this end, this utility model carries
For a kind of accelerator pedal device, it is therefore an objective to the vehicle driving safety when gas pedal is stepped on by mistake can improved.
To achieve these goals, the technical scheme that this utility model is taked is: accelerator pedal device, including:
Pedal body；
Buffer unit, it is connected with pedal body, and is used for providing elastic acting force to pedal body；And
Locking system, it is connected with buffer unit, and makes to step on for producing when bearing buffer unit internal oil pressure effect
The brake force of plate body stop motion.
Described locking system includes the locking rod being connected with described pedal body and is arranged at the inside of described buffer unit
And bearing the pressure containing part of oil pressure effect, pressure containing part has the first double wedge, and locking rod has and matches with the first double wedge on pressure containing part
The tooth-strip part closed.
Described pressure containing part is the inside being movably arranged at described buffer unit, the moving direction of pressure containing part and described lock
The length direction of stopping bar is perpendicular.
Described locking system also includes the limited block being arranged within described buffer unit and is positioned at limited block and pressurized
Between part and for pressure containing part applies to make the back-moving spring of its active force separated with described locking rod.
It is described that described pressure containing part includes that compression zone, guide part and the lock part being sequentially connected with, described first double wedge are arranged at
On lock part.
Described back-moving spring is sheathed on described lock part, back-moving spring be clipped in described limited block and described guide part it
Between.
Described buffer unit includes cylinder body, the piston being arranged in cylinder body, is inserted in the work that cylinder body is interior and is connected with piston
Stopper rod and being arranged in cylinder body and the first set oil pocket and the throttling valve core of the second oil pocket in connection cylinder body, has in cylinder body
Accommodate the containing cavity of described pressure containing part with the pressure oil in the first oil pocket is guided to pressure containing part and connect with the first oil pocket the
One oil duct.
The sidewall of described throttling valve core is provided with the throttle orifice connected with described first oil pocket and described second oil pocket, and first
Pressure oil in oil pocket is in throttle orifice flows to the second oil pocket.
Described throttling valve core with described cylinder body for threadeding.
Accelerator pedal device of the present utility model, by arranging buffer unit and locking system, driver because of urgent feelings
Occur under condition flurried and cause stepping on by mistake gas pedal time, by matching of buffer unit and locking system, make gas pedal
Stop motion, gas pedal will not continue to be stepped on by driver, pacifies such that it is able to improve the traveling when gas pedal is stepped on by mistake
Quan Xing, is substantially reduced traffic accidents odds.
Accompanying drawing explanation
This specification includes the following drawings, shown content respectively:
Fig. 1 is the structural representation of this utility model accelerator pedal device；
Fig. 2 is the sectional view of this utility model accelerator pedal device；
Fig. 3 is this utility model accelerator pedal device sectional view when the non-locking of locking system, and in figure, arrow represents pressure
Power oil flow direction；
Fig. 4 is enlarged drawing at A in Fig. 3；
Fig. 5 is this utility model accelerator pedal device sectional view when locking system locking, and in figure, arrow represents pressure
Oil flow direction；
Fig. 6 is enlarged drawing at B in Fig. 5；
Fig. 7 is this utility model accelerator pedal device sectional view when switching device works, and in figure, arrow represents pressure
Oil flow direction；
Fig. 8 is this utility model accelerator pedal device sectional view when resetting, and in figure, arrow represents pressure oil flowing side
To；
Fig. 9 is enlarged drawing at C in Fig. 8；
Figure 10 is the structural representation of throttling valve core；
Figure 11 is the structural representation of anti-locking spool；
Figure 12 is the structural representation of fluid reservoir；
Figure is labeled as:
1, pedal body；2, buffer unit；21, piston rod；22, buffer spring；23, cylinder body；231, the first oil pocket；232、
Second oil pocket；233, containing cavity；234, the second oil duct；235, the first oil duct；236, the first liquid pass hole；237, the second liquid pass hole；
238, the 3rd liquid pass hole；24, piston；25, throttling valve core；251, insert body；252, the first guide rod portion；253, threaded portion；
254, knob；255, throttle orifice；26, check valve；3, locking system；31, limited block；32, pressure containing part；321, compression zone；
322, guide part；323, lock part；324, the first double wedge；33, locking rod；331, the second double wedge；34, the first back-moving spring；4、
Switching device；41, coil；42, support；43, anti-locking spool；431, adhesive portion；432, the second guide rod portion；433, limiting section；
434, the 3rd guide rod portion；435, sealing；436, via；44, the second back-moving spring；5, shell body；6, energy-storaging spring；7, interior
Pressing plate.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, detailed description of the invention of the present utility model is made the most in detail
Thin explanation, it is therefore an objective to help those skilled in the art design of the present utility model, technical scheme are had more complete, accurately and
Deep understanding, and contribute to its enforcement.
As depicted in figs. 1 and 2, this utility model provides a kind of accelerator pedal device, including pedal body 1, buffering dress
Put 2 and locking system 3.Buffer unit 2 is to be connected with pedal body 1, and for providing elastic acting force to pedal body 1；Lock
Locking apparatus 3 is to be connected with buffer unit 2, and makes pedal body 1 stop for producing when bearing buffer unit 2 internal oil pressure effect
The only brake force of motion.
Specifically, as in figure 2 it is shown, locking system 3 includes the locking rod 33 being connected with pedal body 1 and is arranged at buffering
The inside of device 2 and bear the pressure containing part 32 of oil pressure effect, pressure containing part 32 has the first double wedge 324, the end of locking rod 33 with
Pedal body 1 is fixing to be connected, and locking rod 33 also has the tooth-strip part matched with the first double wedge 324 on pressure containing part 32, tooth bar
Portion is to be made up of equally distributed multiple second double wedges 331 of length direction along locking rod 33, adjacent two the second double wedges 331 it
Between there is the teeth groove allowing first double wedge 324 embed, have between adjacent two the first double wedges 324 and allow second double wedge
331 teeth groove embedded, the first double wedge 324 on pressure containing part 32 can engage with the second double wedge 331 on locking rod 33 or separate.
When pedal body 1 is quickly stepped on by driver, locking rod 33 in company with pedal body 1 synchronizing moving and locking rod 33 relative to being subject to
Casting die 32 is rectilinear movement, and under the oil pressure effect of the pressure oil stored in buffer unit 2, pressure containing part 32 can be towards locking
Move at bar 33.After the first double wedge 324 on pressure containing part 32 engages with the second double wedge 331 on locking rod 33, pressure containing part 32
Engaging with locking rod 33 and realize locking, so that pedal body 1 stop motion, gas pedal will not continue to be stepped on by driver
Dynamic, such that it is able to improve the driving safety when gas pedal is stepped on by mistake, it is substantially reduced traffic accidents odds.
As shown in Figures 2 to 4, pressure containing part 32 is the inside being movably arranged at buffer unit 2, at pedal body 1 quilt
After stepping on, the moving direction of pressure containing part 32 is perpendicular with the length direction of locking rod 33, and locking rod 33 does directly along its length
Line moves.Pressure containing part 32 includes compression zone 321, guide part 322 and the lock part 323 being fixedly connected sequentially, and the first double wedge 324 is solid
Surely be arranged on the end face of lock part 323 and towards lock part 323 outside protrude, compression zone 321 is used for bearing buffer unit 2
The internal oil pressure effect produced.Moving integrally of pressure containing part 32 is played guide effect by guide part 322, makes the movement of pressure containing part 32
Direction and the length direction of locking rod 33 keep perpendicular, being internally provided with and the length of locking rod 33 at buffer unit 2 accordingly
The chute that degree direction is perpendicular, guide part 322 embeds in this chute.
As shown in Figures 2 to 4, locking system 3 also includes the limited block 31 being arranged within buffer unit 2 and is positioned at limit
Between position block 31 and pressure containing part 32 and for applying to make the first of its active force separated with locking rod 33 reset to pressure containing part 32
Spring 34.First back-moving spring 34 is preferably sheathed on the helical spring on lock part 323, and the first back-moving spring 34 is also clipped in limit
Between position block 31 and guide part 322, pressure containing part 32 is applied to make it be directed away from the direction of locking rod 33 by the first back-moving spring 34
The active force of rectilinear movement.Locking rod 33 is positioned at the outside of limited block 31, and the center at limited block 31 is provided with and allows locking accordingly
The through hole that portion 323 passes, makes the first double wedge 324 can engage with the second double wedge 331.
As depicted in figs. 1 and 2, buffer unit 2 includes cylinder body 23, the piston being arranged in cylinder body 23, is inserted in cylinder body 23
In and the piston rod 21 that is connected with piston and the first oil pocket 231 in being arranged at cylinder body 23 and set by connection cylinder body 23 and the
The throttling valve core 25 of two oil pockets 232.First oil pocket 231 and the second oil pocket 232 are the circular cylindrical cavity being coaxially disposed, the first oil pocket
231 and second store hydraulic oil in oil pocket 232.Piston is positioned in the first oil pocket 231, is between piston and throttling valve core 25
One oil pocket 231 stores the closing space of hydraulic oil.Piston rod 21 inserts in the first oil pocket 231, and one end of piston rod 21 is inserted
For being fixedly and coaxially connected in first oil pocket 231 and with piston, the other end is fixing with pedal body 1 in the outside of cylinder body 23 to be connected,
Piston rod 21 is also paralleled with locking rod 33.First oil pocket 231 of cylinder body 23 and the second oil pocket 232 and piston and piston rod 21
Axis is same straight line, and parallels with the length direction of locking rod 33, perpendicular with the moving direction of pressure containing part 32.At pedal
After body 1 is stepped on, pedal body 1 promotes piston to do straight line relative to cylinder body 23 in the first oil pocket 231 by piston rod 21
Move and move towards the direction close to throttling valve core 25.
As shown in Figures 2 to 4, also there is the containing cavity 233 of receiving pressure containing part 32 and by the first oil pocket 231 in cylinder body 23
Pressure oil guide to pressure containing part 32 and the first oil duct 235 of connecting with the first oil pocket 231.The compression zone of pressure containing part 32 321
In the first oil duct 235, guide part 322, lock part 323, limited block 31 and the first back-moving spring 34 are positioned in containing cavity 233,
Guide part 322 is between limited block 31 and the first oil duct 235, and compression zone 321 can be in the first oil duct 235 and containing cavity 233
Move back and forth.The length direction of the first oil duct 235 and the length direction of the first oil pocket 231 are perpendicular, and the first oil duct 235 is positioned at
Between one oil pocket 231 and containing cavity 233, after being taken out by pressure containing part 32, the first oil duct 235 makes the first oil pocket 231 and containing cavity
233 are connected.After the compression zone 321 of pressure containing part 32 embeds in the first oil duct 235, the first oil duct 235 and containing cavity 233 can be made
The closure of openings of connection, makes the pressure oil in the first oil pocket 231 will not flow in containing cavity 233 through the first oil duct 235, enters simultaneously
Enter the pressure oil in the first oil duct 235 when oil pressure is bigger, can offset the elastic acting force of the first back-moving spring 34, and promote and be subject to
Casting die 32 moves linearly towards the direction close to locking rod 33.
As shown in Figures 2 to 4, also have in cylinder body 23 with the first oil duct 235 for being vertically arranged and can be with the first oil pocket 231
The second oil duct 234 connected with the second oil pocket 232, the length direction of the second oil duct 234 and the first oil pocket 231 and the second oil pocket
The axis of 232 is parallel and is positioned at the first oil pocket 231 and side of the second oil pocket 232, and cylinder body 23 is internal has a medial wall
Second oil duct 234 is separated with the first oil pocket 231 and the second oil pocket 232, is provided with on this medial wall accordingly for connection second
First liquid pass hole 236 of oil duct 234 and the first oil pocket 231 and for connecting the second oil duct 234 and the second mistake of the second oil pocket 232
Fluid apertures 237, the second oil duct 234 also forms an opening on the end face away from pedal body 1 of cylinder body 23, and this opening is for making cylinder
The 3rd liquid pass hole 238 that body 23 is connected with the Fuel Tanking Unit of peripheral hardware.The axis of the first liquid pass hole 236 and the second liquid pass hole 237 with
The length direction of the first oil duct 235 is parallel, the first liquid pass hole 236 and be positioned at the first oil duct 235 and the second liquid pass hole 237 it
Between, the pressure oil in the first oil pocket 231 and the second oil pocket 232 can flow into through the first liquid pass hole 236 and the second liquid pass hole 237 respectively
In second oil duct 234, enter the fluid in the second oil duct 234 and eventually flow in Fuel Tanking Unit through the 3rd liquid pass hole 238.The
One liquid pass hole 236 is arranged to be opened/closed, and the sidewall of throttling valve core 25 is provided with and connects with the first oil pocket 231 and the second oil pocket 232
Logical throttle orifice 255, after the first liquid pass hole 236 is closed, promotes piston towards close to throttling valve core 25 at pedal body 1
When direction is moved, piston can promote the throttle orifice 255 in throttling valve core 25 of the pressure oil in the first oil pocket 231 to flow to second
In oil pocket 232, enter the pressure oil in the second oil pocket 232 in the second liquid pass hole 237 flows into the second oil duct 234.
As preferably, throttling valve core 25 with cylinder body 23 for threadeding.As shown in Figure 10, throttling valve core 25 includes along axle
To insert body the 251, the first guide rod portion 252, threaded portion 253 and the knob 254 that set gradually, insert body 251 be outer directly
Footpath is equal with the diameter of the first oil pocket 231 and one end open, the cylindrical member of inner hollow, the one of insert body 251
In partial insertion the first oil pocket 231, another part is positioned in the second oil pocket 232, and the opening of insert body 251 is also positioned at first
Oil pocket 231 is internal, and it is multiple that throttle orifice 255 is evenly distributed distribution on the annular sidewall of insert body 251, throttle orifice 255
Some area is wanted to be positioned in the second oil pocket 232, it is ensured that the first oil pocket 231 can be made to connect with the second oil pocket 232 holding
State.First guide rod portion 252 is that the blind end with insert body 251 fixes the straight-bar being connected, the one end in the first guide rod portion 252 with
The center of insert body 251 is fixing to be connected, and the other end is fixing with threaded portion 253 to be connected.Outside the outer surface of threaded portion 253 is provided with
Screw thread, threaded portion 253 and the first guide rod portion 252 and insert body 251 are for being coaxially disposed, and the end sidewalls of cylinder body 23 is provided with and spiral shell
The internal thread hole that stricture of vagina portion 253 connects, knob 254 is positioned at the outside of cylinder body 23, and threaded portion 253 part is inserted in cylinder body 23
Portion, another part is positioned at the outside of cylinder body 23.By rotary knob portion 254, throttling valve core 25 can be regulated and insert the first oil pocket
231 and second degree of depth in oil pocket 232, and then the aperture size of throttle orifice 255 can be regulated, finally can regulate pedal body
1 maximum allowable downstream rate.
As preferably, as depicted in figs. 1 and 2, accelerator pedal device of the present utility model also includes being arranged at cylinder body 23
Go up and for controlling the first oil duct 235 break-make and the switching device 4 of the first liquid pass hole 236 opening and closing, when switching device 4 makes pressure oil
When flowing in the first oil duct 235 is truncated, the pressure oil in the first oil pocket 231 cannot enter in the first oil duct 235 and push away
Dynamic pressure containing part 32 moves, and locking system 3 cannot carry out corresponding locking action, and locking system 3 will be ineffective.?
First oil duct 235 is switched on and off that device 4 blocks, throttle orifice 255 keeps opening-wide state and the first liquid pass hole 236 is in opening
Time, the pressure oil in the first oil pocket 231 can be carried out quick relief, make pedal body 1 in multichannel flows to the second oil duct 234
When the anxious acceleration of vehicle, required quickly trampling is capable of.
As depicted in figs. 1 and 2, switching device 4 mainly includes the support 42 being arranged on cylinder body 23, is movably arranged at
Support 42 and insert the anti-locking spool 43 in the second oil duct 234 and be arranged on support 42 and can be energized and to anti-locking spool
43 coils 41 applying captivations, anti-locking spool 43 uses the material that is prone to be magnetically attracted to make, such as metal materials such as ferrum,
Anti-locking spool 43 is for controlling break-make and the opening and closing of the first liquid pass hole 236 of the first oil duct 235.Coil 41 is positioned at cylinder body 23
Outside, it is outside that a part for anti-locking spool 43 is positioned at cylinder body 23, and another part inserts in the second oil duct 234, anti-locking spool
The axis of 43 is paralleled with the axis of throttling valve core 25.Anti-locking spool 43, when initial position, is to make the first oil duct 235 keep
Unimpeded state, makes the first liquid pass hole 236 remain off.When coil 41 is energized, anti-locking spool 43 will be executed by coil 41
Adding the direction that captivation makes anti-locking spool 43 be directed away from the 3rd liquid pass hole 238 to move, anti-locking spool 43 can be by the first mistake
Fluid apertures 236 is gradually opened, and is gradually blocked by the first oil duct 235.
As shown in figure 11, anti-locking spool 43 includes the 431, second guide rod portion 432 of adhesive portion, the limit being sequentially connected with vertically
Position portion the 433, the 3rd guide rod portion 434 and sealing 435, adhesive portion 431 and coil 41 for being oppositely arranged, the second guide rod portion 432 with
Support 42 is for being slidably connected, and on support 42 and be provided with the pilot hole allowing the second guide rod portion 432 pass, limiting section 433 is used for limiting
Anti-locking spool 43 inserts the degree of depth in the second oil duct 234, the diameter of limiting section 433 more than the second guide rod portion 432 diameter and
Both are for being fixedly and coaxially connected.3rd guide rod portion 434 is used for connecting limiting section 433 and sealing 435 and three for coaxial fixing
Connecting, sealing 435 is the equal-sized cylindrical structural of interior diameter of overall diameter and the second oil duct 234, and sealing 435 is complete
Insert in the second oil duct 234 and for controlling break-make and the opening and closing of the first liquid pass hole 236 of the first oil duct 235, on sealing 435
And it being provided with a via 436, this via 436 is the manhole extending radially through setting on sealing 435, and conducting
The axis in hole 436 and the axis of the first oil duct 235 are parallel, and the diameter of via 436 is not less than the diameter of the first oil duct 235.
When sealing 435 moves to when making via 436 align with the first oil duct 235, and the first oil duct 235 and via 436 are coaxial, the
One oil duct 235 is in unimpeded state, and now the end away from the 3rd guide rod portion 434 of sealing 435 is by the first liquid pass hole 236 envelope
Close.
As in figure 2 it is shown, switching device 4 also includes that be sheathed in the second guide rod portion 432 of anti-locking spool 43 second is multiple
Position spring 44, the second back-moving spring 44 is also clipped between the baffle plate on support 42 and limiting section 433, and the second back-moving spring 44 is used
In making it towards the elastic acting force of the second oil duct 234 internal movement anti-locking spool 43 applying, do not produce magnetic at coil 41
During power, anti-locking spool 43 moves to initial position at the active force of the second back-moving spring 44.
Coil 41 wire to be passed through is connected with power supply, it addition, for the switching electricity of coil 41, can be by being arranged at driving
Indoor switch controls, and switch can be arranged on easily operated position, on steering wheel.Need not locking system 3
During effect, switching device 4 can be made to carry out corresponding actions by operation switch and make locking system 3 ineffective.
Accelerator pedal and in emergency circumstances brake pedal during driver's normal driving running car in prior art
Maximum difference be: pedal of stepping on the throttle is the most slowly to step on, and in emergency circumstances brake pedal is often speed
Comparatively fast suddenly touch on the brake.Divide the operation principle of the accelerator pedal device of three kinds of situations detailed description said structures below.
When 1, normally travelling, when handling accelerator pedal device, its work process is as follows:
During as in figure 2 it is shown, normally travel, need to open the throttle, step on pedal body 1, in the work with pedal body 1 one
Under the impetus of plug, the pressure oil in the first oil pocket 231 flows through the throttle orifice 255 of throttling valve core 25 and flows into the second oil pocket 232
In, then flow in the second oil duct 234, finally flow in Fuel Tanking Unit, the flow direction of pressure oil is as shown in Fig. 2 direction of arrow.Due to
This kind of situation pedal downstream rate is relatively slow, and the fluid in cylinder body 23 can flow through the throttle orifice 255 of throttling valve core 25 in time and discharge,
There is no obvious pressure in cylinder body 23, pressure containing part 32 is not acted on by oil pressure, and under the effect of the first back-moving spring 34, is subject to
The position of casting die 32 is kept essentially stationary, and pressure containing part 32 will not engage locked with locking rod 33, and now pedal can be come and go freely,
Reach normal driving requirements.
2, in driving process prominent meet emergency and step on by mistake accelerator pedal device time, its work process is as follows:
Happen suddenly in running car emergency, needs immediately to step on brake pedal, but owing to the situation is critical, has stepped on oil by mistake
Door device with pedal.As it is shown on figure 3, now under the impetus of the piston being integrated with pedal body 1, in the first oil pocket 231
Pressure oil flow through the throttle orifice 255 of throttling valve core 25 and enter in the second oil pocket 232, then flow in the second oil duct 234, finally flow
Entering in Fuel Tanking Unit, the flow direction of pressure oil is as shown in Fig. 3 direction of arrow.More rapid owing to now stepping on pedal body 1, piston
Downstream rate is very fast, and in cylinder body 23, fluid can not flow through throttle orifice 255 in time and discharges, and now produces the most obvious in cylinder body 23
Fluid pressure.When the oil pressure in the first oil pocket 231 acts on the pressure on pressure containing part 32 more than the first reset through the first oil duct 235
During the elastic force of spring 34, pressure containing part 32 moves right in illustrated orientation, the first double wedge 324 on pressure containing part 32 can and locking rod 33
On the second double wedge 331 engage, it is achieved the locking of pressure containing part 32 and locking rod 33 is fixed, thus stops pedal to continue traveling downwardly, oil
Door no longer strengthens, and makes up the operation error by mistake stepped on.
3, when running into special circumstances, violent accelerator pedal device is really needed to make vehicle carry out anxious acceleration, during as overtaken other vehicles, oil
The work process of door device with pedal is as follows:
In practical situation, really need violent accelerator pedal sometimes.In such cases, as it is shown in fig. 7, gas pedal
Coil on device 41 electric generation magnetic force, adhesive anti-locking spool 43, make the first oil duct 235 be truncated, the first liquid pass hole 236
Opening, the oil pressure in the first oil pocket 231 will not act on pressure containing part 32, and the most no matter the fluid pressure in cylinder body 23 is big again, also
Unrelated with locking system 3, make locking system 3 ineffective, do not have locked effect.Fluid in first oil pocket 231 is being lived
Under the effect of plug, the fluid in the first oil pocket 231 can flow to Fuel Tanking Unit through multichannel, it is achieved quick relief so that pedal body 1
Can quickly step on, reach desired effect.
Fuel Tanking Unit is mainly included in the fluid reservoir being connected at the 3rd liquid pass hole 238 of cylinder body 23, fluid reservoir with cylinder body 23
Middle pressure store oil, the structure of fluid reservoir as well known in the skilled person, its ventilation being interlinked to the outside in being provided with
Path, to keep fluid reservoir internal and external pressure balance.The structure of fluid reservoir has various ways, as preferably, as shown in figure 12,
This fluid reservoir includes shell body, energy-storaging spring and clip plate, has liquid storage cylinder, energy-storaging spring and clip plate and be positioned at inside shell body
In liquid storage cylinder, there is bottom shell body the 3rd liquid pass hole 238 with cylinder body and connect and allow fluid pass in and out the hydraulic fluid port of liquid storage cylinder, intrinsic pressure
Plate and hydraulic fluid port are for being oppositely arranged, and clip plate is between hydraulic fluid port and energy-storaging spring, and energy-storaging spring is positioned at the top of clip plate, store
Compressed energy-storage can be used for by spring, clip plate can be applied the active force that move towards oil port such that it is able to hydraulic fluid port will be in
And the fluid extrusion between clip plate.When cylinder body delivering oil in the liquid storage cylinder of fluid reservoir, fluid stores through clip plate extruding
Energy spring, carries out accumulation of energy.When needing fluid in cylinder body, energy-storaging spring promotes clip plate to move, and clip plate is by shell body
Fluid is extruded, and eventually enters in cylinder body.
As depicted in figs. 1 and 2, buffer unit 2 also includes the buffer spring 22 being sheathed on piston rod 21, this buffer spring
22 and be clipped between the end face of pedal body 1 and cylinder body 23, buffer spring 22 is preferably cylindrically coiled spring, and buffer spring 22 is used
In applying to make the elastic acting force that its direction being directed away from cylinder body 23 moves to pedal body 1, make the pedal body 1 can be automatic
Reset.As shown in Figure 8 and Figure 9, under the effect of buffer spring 22, pedal body 1 is replied, and now pressure oil will be from fluid reservoir
Flowing back in cylinder body 23, pressure oil is in first the second oil duct 234 flows into the second oil pocket 232, and then a part flows through throttle orifice 255
Flowing back in cylinder the first oil pocket 231, another part flows through check valve 26 and flows back in the first oil pocket 231, and check valve 26 is arranged at cylinder body
In 23, check valve 26 has the oil-in connected with the second oil pocket 232 and the oil-out connected with the first oil pocket 231, the second oil
Pressure oil in chamber 232 is in check valve 26 flows into the first oil pocket 231, and the pressure oil in the first oil pocket 231 can not be through unidirectional
Valve 26 flows in the second oil pocket 232.
Above in association with accompanying drawing, this utility model is exemplarily described.Obviously, this utility model implements not
Limited by aforesaid way.As long as have employed the various unsubstantialities that method of the present utility model design is carried out with technical scheme
Improvement；Or the most improved, above-mentioned design of the present utility model and technical scheme are directly applied to other occasion, all at this
Within the protection domain of utility model.
Claims (9)
1. accelerator pedal device, it is characterised in that including:
Pedal body；
Buffer unit, it is connected with pedal body, and is used for providing elastic acting force to pedal body；And
Locking system, it is connected with buffer unit, and makes pedal originally for producing when bearing buffer unit internal oil pressure effect
The brake force of body stop motion.
Accelerator pedal device the most according to claim 1, it is characterised in that described locking system includes with described pedal originally
Body connect locking rod and be arranged at the inside of described buffer unit and bear the pressure containing part of oil pressure effect, pressure containing part has first
Double wedge, locking rod has the tooth-strip part matched with the first double wedge on pressure containing part.
Accelerator pedal device the most according to claim 2, it is characterised in that described pressure containing part is for being movably arranged at institute
Stating the inside of buffer unit, the moving direction of pressure containing part is perpendicular with the length direction of described locking rod.
4. according to the accelerator pedal device described in Claims 2 or 3, it is characterised in that described locking system also includes being arranged at
Limited block within described buffer unit and between limited block and pressure containing part and for applying to make itself and institute to pressure containing part
State the back-moving spring of the active force that locking rod separates.
Accelerator pedal device the most according to claim 4, it is characterised in that described pressure containing part includes the pressurized being sequentially connected with
Portion, guide part and lock part, described first double wedge is arranged on described lock part.
Accelerator pedal device the most according to claim 5, it is characterised in that described back-moving spring is sheathed on described lock part
On, back-moving spring is clipped between described limited block and described guide part.
Accelerator pedal device the most according to claim 2, it is characterised in that described buffer unit includes cylinder body, is arranged at
Piston in cylinder body, be inserted in cylinder body in and the piston rod that is connected with piston and in being arranged at cylinder body and set by connection cylinder body
The first oil pocket and the throttling valve core of the second oil pocket, have in cylinder body and accommodate the containing cavity of described pressure containing part and by the first oil pocket
Pressure oil guide to pressure containing part and the first oil duct of connecting with the first oil pocket.
Accelerator pedal device the most according to claim 7, it is characterised in that the sidewall of described throttling valve core is provided with and institute
Stating the throttle orifice that the first oil pocket connects with described second oil pocket, the pressure oil in the first oil pocket flows to the second oil pocket through throttle orifice
In.
9. according to the accelerator pedal device described in claim 7 or 8, it is characterised in that described throttling valve core with described cylinder body is
Threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620687236.1U CN205871746U (en) | 2016-07-04 | 2016-07-04 | Accelerator pedal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620687236.1U CN205871746U (en) | 2016-07-04 | 2016-07-04 | Accelerator pedal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205871746U true CN205871746U (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620687236.1U Expired - Fee Related CN205871746U (en) | 2016-07-04 | 2016-07-04 | Accelerator pedal device |
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| CN (1) | CN205871746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966243A (en) * | 2016-07-04 | 2016-09-28 | 安徽工程大学 | Accelerator pedal device |
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2016
- 2016-07-04 CN CN201620687236.1U patent/CN205871746U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966243A (en) * | 2016-07-04 | 2016-09-28 | 安徽工程大学 | Accelerator pedal device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20170704 |