CN109747546A - Vehicle foot pedal apparatus and electric treadle control method - Google Patents
Vehicle foot pedal apparatus and electric treadle control method Download PDFInfo
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- CN109747546A CN109747546A CN201910135747.0A CN201910135747A CN109747546A CN 109747546 A CN109747546 A CN 109747546A CN 201910135747 A CN201910135747 A CN 201910135747A CN 109747546 A CN109747546 A CN 109747546A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 109
- 239000010959 steel Substances 0.000 claims abstract description 109
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 238000013519 translation Methods 0.000 claims description 10
- 238000012360 testing method Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
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- 238000012512 characterization method Methods 0.000 description 1
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- 230000005484 gravity Effects 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
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Abstract
The present invention provides a kind of vehicle foot pedal apparatus and electric treadle control methods, belong to auto parts field.Above-mentioned vehicle footstep device includes upper channel steel, lower channel steel, hydraulic system and electric treadle component, and upper channel steel is connect with chassis, and lower channel steel is connect by the telescoping cylinder of hydraulic system with upper channel steel；Electric treadle component is connect with lower channel steel.Electric treadle component is adjusted to extreme lower position, is passed through pressure oil to telescoping cylinder, so that chassis just can be supported by its elongation.Above-mentioned vehicle trampling when it is used not only for getting on or off the bus with foot pedal apparatus, moreover it can be used to be used as jack, consequently facilitating being repaired in field to vehicle.Above-mentioned control method uses above-mentioned vehicle footstep device, and the falling head of foot pedal can be adjusted according to the minimum range between foot pedal and ground；Also, the falling head obtained according to minimum distance calculation can be convenient for getting on or off the bus, additionally it is possible to avoid part raised on foot pedal collision ground.
Description
Technical field
The present invention relates to vehicle accessory fields, control in particular to a kind of vehicle foot pedal apparatus and electric treadle
Method.
Background technique
Since the cross country chassis road clearance is bigger, i.e., chassis height is relatively high, and inconvenience of getting on or off the bus is therefore, cross-country
Foot pedal apparatus would generally being installed on vehicle, being trampled when for getting on or off the bus.But existing foot pedal apparatus is only used for getting on or off the bus and step on
It steps on.
Summary of the invention
The purpose of the present invention is to provide a kind of vehicle foot pedal apparatus, can not only get on or off the bus and trample use, moreover it is possible to
It is used to support vehicle.
Another object of the present invention is to provide a kind of electric treadle control methods, and which employs the foot-operated dresses of above-mentioned vehicle
It sets.
The present invention is implemented as follows:
A kind of vehicle foot pedal apparatus, comprising:
Upper channel steel, the upper channel steel with vehicle chassis for connecting；
Lower channel steel；The notch of the notch of the lower channel steel and the upper channel steel is oppositely arranged to form accommodating space；
Hydraulic system, the hydraulic system include reversal valve, telescoping cylinder and bidirectional hydraulic lock, and the telescoping cylinder is arranged in institute
It states in accommodating space, one end of the telescoping cylinder is connect with the upper channel steel, and the other end is connect with the lower channel steel；
The reversal valve is connected to by pipeline with the bidirectional hydraulic lock, and the bidirectional hydraulic lock is stretched by pipeline with described
The connection of contracting cylinder；
Electric treadle component, the electric treadle component are connect with the lower channel steel.
Further, further include controller, the reversal valve be three-position four-way electromagnetic directional valve, the upper channel steel or it is described under
The first electromagnet is provided on channel steel；The controller is electrically connected with the reversal valve and first electromagnet respectively；
First electromagnet is used for so that the upper channel steel leg is abutted with the leg of the lower channel steel.
Above controller uses PLC, can be improved the degree of automation of whole device using controller.
Further, the electric treadle component includes driving motor, foot pedal, locking device and two four-bar mechanisms；
The four-bar mechanism is parallelogram mechanism, including fixed link, first connecting rod, the second connecting rod and translation
Bar, the middle part of the fixed link are connect with the lower channel steel, the first connecting rod and second connecting rod respectively with it is described
The both ends of fixed link are hinged, and the both ends of the translation bar are hinged with the both ends of first connecting rod and the second connecting rod respectively；
Two fixed links are arranged in parallel, and are located at the both ends of lower channel steel；
The foot pedal is detachably connected with two translation bars；
The driving motor and at least one described first connecting rod are sequentially connected, and the locking device is used for described the
One connecting rod is locked in predeterminated position.
It is all horizontal when enabling to foot pedal to be adjusted to any height using parallelogram mechanism；Therefore, may be used
To adjust the preset height of foot pedal according to actual needs.
Further, the first connecting rod is hinged by shaft and the fixed link；The driving motor passes through gear set
It is connect with the rotating shaft transmission, the gear set includes driving gear and driven gear；The driven gear and the shaft key
Connection, the driving gear are engaged with the driven gear, and are sequentially connected with the driving motor.
Further, multiple location holes is provided on the driven gear, multiple location holes are around the driven gear
The center of circle circumferentially；One end of the location hole includes bellmouth, and the great circle in adjacent conical hole is tangent；
The locking device includes guide cylinder and locating shaft；The guide cylinder is arranged simultaneously perpendicular to the end face of institute's driven gear
It is fixedly connected with fixed link；The locating shaft is slidably matched with the guide cylinder, and is connect by elastic component with the fixed link；
The elastic force of the elastic component separates the locating shaft with the location hole, and the locating shaft is close to described driven
One end of gear is provided with tip；
Collar is additionally provided on the locating shaft, the collar can limit the locating shaft towards close to the driven gear
Direction movement extreme position；
One end of the guide cylinder is provided with the second electromagnet of annular, when second electromagnet is powered, the collar
It can be attracted so that the locating shaft is moved towards the extreme position；When the locating shaft moves to the extreme position, institute
Stating locating shaft can cooperate with location hole described in one of them.
It further, further include safety device, the safety device includes two buckling plates, and the buckling plate is arc；Institute
The bottom for stating buckling plate is hinged by articulated shaft；The articulated shaft is horizontally disposed, and connect with the fixed link；
The top of the buckling plate is connect by elastic drag rope with the upper channel steel；When the telescoping cylinder extends, the bullet
Property drawstring is tensioned；Two buckling plates are close to each other and clamp the locating shaft；Under clamped condition, two buckling plates
Side abutted with collar.
Further, the identical magnet that is magnetic is respectively set in the top of two buckling plates.
Further, the upper surface of the foot pedal is provided with non-slip mat, and the side of the foot pedal is provided with stepped the
One interconnecting piece；The second connecting portion of the end setting and first connecting portion cooperation of the translation bar；The first connecting portion
It is detachably connected with second connecting portion.
A kind of electric treadle control method has used the vehicle foot pedal apparatus；It is characterised in that it includes following step
It is rapid:
A. the distance between foot pedal and corresponding lower section ground are detected；
B. data be will test and obtain reference value divided by 2, using the reference value setting in the pre- of vertical direction as foot pedal
Drop height, and foot pedal and ground clearance are arranged；
C. driving foot pedal is mobile, and falling head is made to be equal to the default falling head.
Further, further include distance of the different location relative to ground on detection foot pedal length direction in a step, obtain
Multiple initial distances；
Further include being compared the multiple initial distance to obtain maximum value and minimum value in b step, maximum value is removed
Using 2 as reference value, and reference value and minimum value are compared, takes the corresponding position of lesser numerical value between reference value and minimum value
It sets as default falling head.
The beneficial effects of the present invention are:
The vehicle foot pedal apparatus that the present invention obtains by above-mentioned design, when be used for support vehicle chassis, in order to
When carrying out re-type or other operations, the foot pedal of electric treadle component is adjusted to extreme lower position；Then start hydraulic system
Pressure oil is passed through to telescoping cylinder.At this point, since electric treadle component is connect with lower channel steel, and upper channel steel is fixedly connected with chassis,
Therefore, lower channel steel and electric treadle component move downward under the action of telescoping cylinder relative to chassis；Until telescoping cylinder and electronic
Pedal assembly jointly gets up chassis supports.Above-mentioned vehicle trampling when it is used not only for getting on or off the bus with foot pedal apparatus, also
It can be used to use as jack, consequently facilitating repairing vehicle in field.
The electric treadle control method that the present invention obtains by above-mentioned design, which employs above-mentioned vehicle footstep devices.Its
The falling head of foot pedal can be adjusted according to the minimum range between foot pedal and ground, also, according to minimum distance calculation
Obtained falling head can be convenient for getting on or off the bus, additionally it is possible to avoid part raised on foot pedal collision ground.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is the foot pedal apparatus and vehicle chassis assembling structure schematic diagram that embodiment of the present invention provides；
Fig. 2 is the structural schematic diagram of the upper channel steel of embodiment of the present invention offer, lower channel steel and telescoping cylinder；
Fig. 3 is the hydraulic system principle figure that embodiment of the present invention provides；
Fig. 4 is the structural schematic diagram after the foot pedal apparatus that embodiment of the present invention provides packs up foot pedal；
Fig. 5 is rearview of the embodiment of the present invention driven gear in Fig. 4；
Fig. 6 is that embodiment of the present invention provides the right view of driven gear, locking device and safety device in Fig. 1；
Fig. 7 is right view when two buckling plates that embodiment of the present invention provides are opened in Fig. 6；
Fig. 8 is right view when two buckling plates that embodiment of the present invention provides fasten in Fig. 6；
Fig. 9 is the right view for Fig. 1 that embodiment of the present invention provides；
Figure 10 is the structural schematic diagram for the foot pedal apparatus support chassis that embodiment of the present invention provides；
Figure 11 is the assembling schematic diagram of the upper channel steel of embodiment of the present invention offer, U-shaped connector and lower channel steel；
Figure 12 is the U-shaped connecting-piece structure schematic diagram that embodiment of the present invention provides.
Icon: 010- foot pedal apparatus；The upper channel steel of 110-；Channel steel under 120-；130- hydraulic system；132- reversal valve；134-
Telescoping cylinder；The first telescoping cylinder of 1341-；The second telescoping cylinder of 1342-；136- bidirectional hydraulic lock；140-U type connector；141-U type sheet
Body；1411- bottom plate；1412- side plate；142- side wing；200- electric treadle component；210- driving motor；220- foot pedal；
230- four-bar mechanism；231- first connecting rod；The second connecting rod of 232-；233- fixed link；234- translates bar；240- driving tooth
Wheel；250- driven gear；252- location hole；260- locking device；262- guide cylinder；264- locating shaft；2642- collar；266-
Second electromagnet；270- safety device；272- buckling plate；273- elastic drag rope；274- articulated shaft；The chassis 300-.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below to protect
The scope of the present invention of shield, but it is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be on or below second feature
Directly contacted including the first and second features, also may include the first and second features be not direct contact but by them it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature second spy
Right above sign and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature it
Under, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of first feature horizontal height
Less than second feature.
Embodiment 1:
Referring to FIG. 1, a kind of vehicle foot pedal apparatus 010 is present embodiments provided, above-mentioned vehicle footstep device 010 and vehicle
The connection of chassis, can be used in getting on or off the bus and trample；In addition, when vehicle bottom needs to support (such as when changing tire), above-mentioned vehicle
Use foot pedal apparatus 010 that can also use as jack.Above-mentioned vehicle footstep device 010 include upper channel steel 110, lower channel steel 120,
Hydraulic system 130 (Fig. 3) and electric treadle component 200, upper channel steel 110 are connect with chassis, and lower channel steel 120 passes through hydraulic system
130 telescoping cylinder 134 is connect with upper channel steel 110；Electric treadle component 200 is connect with lower channel steel 120.By electric treadle component
200 are adjusted to extreme lower position, are passed through pressure oil to telescoping cylinder 134, so that chassis just can be supported by its elongation.
Fig. 1 and Fig. 2 are please referred to, specifically, the length of upper channel steel 110 and lower channel steel 120 and vehicle footstep in the prior art
The length of plate 220 is roughly equal；Wherein upper channel steel 110 is fixedly connected with chassis, so that its notch is downward, the slot of lower channel steel 120
Mouthful upward, and opposite with the notch of upper channel steel 110 accommodation space is formed.Upper channel steel 110 and lower channel steel 120 are along the length on chassis
Direction extends, and detachably connectable.Specifically, the first electromagnet is provided on the upper channel steel 110, the first electromagnet is powered
When, it can be attracted lower channel steel 120, so that upper channel steel 110 is connect with lower channel steel 120；When first electromagnet powers off, magnetic is lost
Property.
Referring to FIG. 3, hydraulic system 130 must including reversal valve 132, telescoping cylinder 134, bidirectional hydraulic lock 136, hydraulic station etc.
The Hydraulic Elements wanted and the pipeline for connecting each element.Above-mentioned reversal valve 132 is three-position four-way electromagnetic directional valve 132,
It includes three working positions, and when being located at left position (with reference to the accompanying drawings), hydraulic station makes to the rodless cavity fuel feeding of telescoping cylinder 134
Telescoping cylinder 134 is obtained to extend；When being located at right position, telescoping cylinder 134 shortens；When being located at middle position, fuel cut-off.Bidirectional hydraulic lock
136 are mainly used for locking telescoping cylinder 134, prevent telescoping cylinder from moving under the effect of external force.
With continued reference to FIG. 2, telescoping cylinder 134 is arranged in the accommodating space between upper channel steel 110 and lower channel steel 120,
It is vertically arranged, one end and upper channel steel 110 are hinged, and the other end and lower channel steel 120 are hinged.In addition, in order to enable stress equalization, may be used also
A telescoping cylinder is respectively set with the position in accommodating space close to upper channel steel both ends.
In addition, telescoping cylinder 134 is in contraction state when normal vehicle operation.Since offroad vehicle is in hill path or heavy road
When driving, dust is relatively more in face；Dust is entered in telescoping cylinder 134 by piston rod in order to prevent causes telescoping cylinder 134 to make
Use service life reduction；The accommodating space between channel steel 110 and lower channel steel 120 should be enabled dust-proof.In the present embodiment, upper slot
The end of steel 110 and lower channel steel 120 is provided with baffle, is provided with rubber in the mating surface of upper channel steel 110 and lower channel steel 120
Pad.Also, since upper channel steel 110 is provided with the first electromagnet, even bidirectional hydraulic lock 136 leads to lockout failure due to oil leak
When, the first electromagnet still is able to prevent lower channel steel 120 from falling caused traffic accident.
Fig. 1 and Fig. 4 are please referred to, electric treadle component 200 includes driving motor 210, foot pedal 220,260 and of locking device
Two four-bar mechanisms 230, foot pedal 220 are connect by two four-bar mechanisms 230 with chassis, and driving motor 210 drives four bar machines
Structure 230 moves, so that foot pedal 220 translates；Locking device 260 is used to lock the position of four-bar mechanism 230, from
And foot pedal 220 is made to be fixed on predeterminated position.
Specifically, four-bar mechanism 230 is parallelogram mechanism, including fixed link 233, first connecting rod 231, second connect
Extension bar 232 and translation bar 234.The fixed link 233 is horizontally disposed, and arranges perpendicular to the length direction of vehicle；Its middle part with
The lower channel steel 120 connects, the first connecting rod 231 and second connecting rod 232 respectively with the fixed link 233 two
End is hinged, and the both ends of the translation bar 234 are hinged with the both ends of first connecting rod 231 and the second connecting rod 232 respectively.
First connecting rod 231 is hinged by shaft and the fixed link 233, and the both ends of shaft are logical with two fixed links 233
Bearing rotation connection is crossed, two first connecting rods 231 are fixedly connected with the both ends of shaft.When shaft rotates, two first connections
Bar 231 rotates synchronously.The driving motor 210 is connect by gear set with the rotating shaft transmission, and the gear set includes actively
Gear 240 and driven gear 250；The driven gear 250 is keyed with the shaft, the driving gear 240 with it is described from
Moving gear 250 engages, and is sequentially connected with the driving motor 210.Above-mentioned driving motor 210 uses variable-frequency motor, thus
Convenient for controlling speed.Using gear set structure, it can not only slow down, also make compact overall structure.
Fig. 4, Fig. 5 and Fig. 6 are please referred to, in order not to be arranged on driven gear 250 convenient for locking to four-bar mechanism 230
Have multiple location holes 252, multiple location holes 252 around the center of circle of 250 reference circle of driven gear circumferentially.Also, location hole
252 one end includes bellmouth, and the great circle in adjacent conical hole is tangent.
Locking device 260 includes guide cylinder 262 and locating shaft 264；End of the guide cylinder 262 perpendicular to institute's driven gear 250
Face setting.Guide cylinder 262 is fixedly connected by intermediate connector with fixed link 233 or lower channel steel 120.
Locating shaft 264 is slidably matched with guide cylinder 262, and is connect by elastic component with fixed link 233；The elastic force of elastic component
So that locating shaft 264 is separated with location hole 252, driven gear 250 is freely rotated, four-bar mechanism 230 is in unlock
State.Locating shaft 264 is provided with tip close to one end of driven gear 250；It is fixed when locating shaft 264 is slided along guide cylinder 262
The tip of position axis 264 can extend into a location hole 252 of driven gear 250, since guide cylinder 262 is fixedly installed, because
This, locating shaft 264 can limit the rotation of driven gear 250.
Since above-mentioned locating shaft 264 is provided with cutting-edge structure, location hole 252 is provided with taper pore structure, adjacent taper
The great circle in hole is tangent；Also, under the effect of external force, the output shaft of driving motor 210 can rotate.Above-mentioned design so that, from
When the location hole 252 of moving gear 250 deviates locating shaft 264, the tip of locating shaft 264 still is able to extend into bellmouth, and
And torque can be applied to driven gear 250 at this time, so that driven gear 250 rotates by a small margin；And finally make location hole 252
The position with 264 face of locating shaft is turned to, locating shaft 264 can accurately be extend into location hole 252.Therefore, above-mentioned design
The probability of locking failure can be substantially reduced.
It is additionally provided with collar 2642 on locating shaft 264, has a diameter larger than the diameter of 262 inner hole of guide cylinder, it is fixed to limit
The extreme position that position axis 264 is moved towards the direction close to driven gear 250；To prevent locating shaft 264 from taking off from guide cylinder 262
It falls.
In order to drive locating shaft 264 to move towards the direction close to location hole 252, one end of guide cylinder 262 is provided with annular
The second electromagnet 266, when the second electromagnet 266 is powered, collar 2642 can be attracted so that locating shaft 264 is towards extreme position
Movement；When locating shaft 264 moves to extreme position, locating shaft 264 can cooperate with one of location hole 252.Therefore, it positions
The design of collar 2642 on axis 264 is also convenient for actuation of second electromagnet 266 to locating shaft 264.
The working principle of above-mentioned locking device 260 is as follows:
When foot pedal 220 moves to predeterminated position, foot pedal 220 moves under gravity in order to prevent, needs
It is powered to the second electromagnet 266.After energization, the second electromagnet 266 is attracted collar 2642, so that locating shaft 264 is whole towards close
The direction of location hole 252 moves, and when collar 2642 is abutted with the second electromagnet 266, locating shaft 264 just extend into location hole
In 252.When needing to unlock, being powered off to the second electromagnet 266, locating shaft 264 resets under the action of the elastic member, thus
It unlocks.
Above-mentioned foot pedal apparatus 010 as jack in use, only needing the first connecting rod 231 of above-mentioned four-bar mechanism
It is adjusted to vertical state with the second connecting rod 232, at this point, foot pedal 220 is located at extreme lower position；Then starting hydraulic system 130 is
It can.
Please refer to Fig. 6, Fig. 7 and Fig. 8, when 010 support chassis of foot pedal apparatus, safety is important；In order to prevent
The unexpected power loss of two electromagnet 266, lockout failure, the present embodiment are also provided with safety device 270.Safety device 270 includes two
Buckling plate 272, and the two sides of locating shaft 264 are located at, buckling plate 272 is arc.The bottom of buckling plate 272 passes through articulated shaft
274 is hinged；Articulated shaft 274 is horizontally disposed and parallel with locating shaft 264, and articulated shaft 274 is rotatably connected with bearing block, bearing block
It is connect with fixed link 233 or lower channel steel 120.
The top of buckling plate 272 is connect by elastic drag rope 273 with upper channel steel 110；When telescoping cylinder 134 extends, elasticity is drawn
Rope 273 is tensioned；Two buckling plates 272 are close to each other and clamp locating shaft 264；Under clamped condition, the side of two buckling plates 272
Side is abutted with collar 2642.
Further, the identical magnet that is magnetic is respectively set in the top of two buckling plates 272；When telescoping cylinder 134 resets,
Magnet enables to two buckling plates 272 to separate；Buckling plate 272 is prevented not to be capable of resetting.
The working principle of above-mentioned safety device 270 is as follows:
When telescoping cylinder 134 extends, lower channel steel 120 is located remotely from each other with upper channel steel 110；At this point, upper channel steel 110 and chassis are solid
Fixed, lower channel steel 120 is moved downward with foot pedal apparatus 010.Due to the articulated shaft 274 of buckling plate 272 and the fixed company of lower channel steel 120
It connects, therefore, buckling plate 272 moves downward, this causes elastic drag rope 273 to be tensioned, and the top of buckling plate 272 is close to each other, from
And locating shaft 264 is clamped.Also, since buckling plate 272 at this time is abutted with collar 2642, buckling plate 272 can anti-fastening
Position axis 264 resets.Since under holding state, elastic drag rope 273 is necessarily in tensioning state, therefore, above-mentioned 270 energy of safety device
Enough it effectively prevent the lockout failure of locking device 260 under holding state.
Further, foot pedal apparatus 010 is also provided with controller, controller and solenoid valve, the first electromagnet, the second electromagnet
266 and driving motor 210 be electrically connected, therefore, controller can control solenoid valve commutation, electromagnet be powered power-off and driving motor
210 work.Above controller uses PLC, and PLC can directly be bought.In addition, in other embodiments, can be not provided with controlling
Device processed.
Further, the foot pedal bottom of electric treadle component is additionally provided with multiple idler wheel (not shown)s；Foot pedal
Forward edge tilts upwards.When vehicle is when muddy bottom surface is absorbed in mud pit, the wheel-slip being absorbed in, it is difficult to be driven out to mud
Hole.After above-mentioned foot pedal apparatus, electric treadle is put down, and is passed through pressure oil to telescoping cylinder；Vehicle frame has integrally been supported one
Fixed height, the wheel for being absorbed in mud pit are lifted；At this point, driving vehicle slowly travels, so that vehicle is driven out to from mud pit.
It should be noted that above-mentioned foot pedal apparatus 010 can also use electric treadle component 200 in the prior art.
Embodiment 2:
Figure 11 is please referred to, another foot pedal apparatus is present embodiments provided, the area with the foot pedal apparatus in embodiment 1
It is not, is additionally provided with U-shaped connector between the upper channel steel and lower channel steel in the present embodiment.
Figure 12 is please referred to, specifically, U-shaped connector includes U-shaped ontology and two side wings, and U-shaped ontology includes two phases
To the side plate and bottom plate of setting, two side plates connected by bottom plate to be formed it is U-shaped.Two side wings are vertical with side plate to be connect, and towards U
The two sides of type ontology extend.
In the present embodiment, when U-shaped connector is mounted in channel steel and lower channel steel, the opening up channel steel of U-shaped ontology
Setting.The first telescoping cylinder is provided between bottom plate and upper channel steel, so that upper channel steel is connect with bottom plate by the first telescoping cylinder.?
It is provided with the second telescoping cylinder between side wing and lower channel steel, so that side wing is connect by the second telescoping cylinder with lower channel steel.
The working principle of foot pedal apparatus provided in this embodiment is as follows:
When needing to support vehicle frame, the foot pedal of electric treadle component is adjusted to extreme lower position；And to upper channel steel under
The first telescoping cylinder and the second telescoping cylinder between channel steel are passed through pressure oil.At this point, the first telescoping cylinder makes U-shaped connector towards remote
Direction (i.e. lower section) movement from upper channel steel, the second telescoping cylinder make direction (i.e. lower section) of the lower channel steel slot far from U-shaped connector
Movement.Finally make, lower channel steel relative to the downward movement travel of upper channel steel be far longer than be used alone the first telescoping cylinder or
Stroke when the second telescoping cylinder.
The stroke of lower channel steel can not only be made to increase using above-mentioned foot pedal apparatus, so as to effectively to chassis it is very high
Vehicle be supported；Also, its is compact-sized, takes full advantage of the space between channel steel and lower channel steel, original to vehicle
Road clearance will not have an impact.If the structure of U-shaped connector is not used, vehicle very high for chassis, in order to
It is enough that vehicle frame is effectively supported, it needs to increase the series of telescoping cylinder, this increases the outer diameter of its cylinder body；On so that
The size of channel steel and lower channel steel also increases accordingly.Due to the increase of the size of multiple components, not only make overall structure inadequate
It is compact, it is also possible to which that when so that electric treadle component being packed up, the extreme lower position of pedal is lower than the extreme lower position on chassis, that is, reduces
The effective clearance on chassis and ground.
It should be noted that illustrate only first telescoping cylinder, in other embodiments in attached drawing in the present embodiment
In, multiple first telescoping cylinders can be used.In addition, in present disclosure, the directional terminologies such as "upper" "lower" be with foot pedal apparatus just
Orientation when being often used is reference.
Embodiment 3:
A kind of electric treadle control method is present embodiments provided, which employs the foot pedal apparatus 010 in embodiment 1, use
Foot pedal 220 drops to suitable position in control Electric pedal device.The following steps are included:
A. the distance between foot pedal 220 and corresponding lower section ground are detected；Including detecting on 220 length direction of foot pedal not
Distance with position relative to ground obtains multiple initial distances；
B. data be will test and obtain reference value divided by 2, using the reference value as foot pedal 220 in the default of vertical direction
Falling head, and make being arranged with ground clearance for foot pedal 220；Specifically, the multiple initial distance is compared
To maximum value and minimum value, regard maximum value as reference value divided by 2, and reference value and minimum value are compared, take reference value with
The corresponding position of lesser numerical value is as default falling head between minimum value.
C. driving foot pedal 220 is mobile, and falling head is made to be equal to the default falling head.
When vehicle driving is on hill to full of bumpy and holes, above-mentioned control method can avoid foot pedal 220 from touching with ground
Foot pedal 220 is made to be highly suitable for getting on or off the bus while hitting.
In addition, above-mentioned electric treadle control method can also be using the foot pedal apparatus in embodiment 2.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of vehicle foot pedal apparatus characterized by comprising
Upper channel steel, the upper channel steel with vehicle chassis for connecting；
Lower channel steel；The notch of the notch of the lower channel steel and the upper channel steel is oppositely arranged to form accommodating space；
Hydraulic system, the hydraulic system include reversal valve, telescoping cylinder and bidirectional hydraulic lock, and the telescoping cylinder is arranged in the appearance
In between emptying, one end of the telescoping cylinder is connect with the upper channel steel, and the other end is connect with the lower channel steel；
The reversal valve is connected to by pipeline with the bidirectional hydraulic lock, and the bidirectional hydraulic lock passes through pipeline and the telescoping cylinder
Connection；
Electric treadle component, the electric treadle component are connect with the lower channel steel.
2. vehicle foot pedal apparatus according to claim 1, it is characterised in that:
The hydraulic system further includes controller, and the reversal valve is three-position four-way electromagnetic directional valve, the upper channel steel or described
The first electromagnet is provided on lower channel steel；The controller is electrically connected with the reversal valve and first electromagnet respectively；
First electromagnet is used for so that the upper channel steel leg is abutted with the leg of the lower channel steel.
3. vehicle foot pedal apparatus according to claim 1, it is characterised in that:
The electric treadle component includes driving motor, foot pedal, locking device and two four-bar mechanisms；
The four-bar mechanism is parallelogram mechanism, including fixed link, first connecting rod, the second connecting rod and translation bar, institute
The middle part for stating fixed link is connect with the lower channel steel, the first connecting rod and second connecting rod respectively with the fixed link
Both ends it is hinged, it is described translation bar both ends it is hinged with the both ends of first connecting rod and the second connecting rod respectively；
Two fixed links are arranged in parallel, and are located at the both ends of lower channel steel；
The foot pedal is detachably connected with two translation bars；
The driving motor and one of them described first connecting rod are sequentially connected, and the locking device by described first for connecting
Extension bar is locked in predeterminated position.
4. vehicle foot pedal apparatus according to claim 3, it is characterised in that:
The first connecting rod is hinged by shaft and the fixed link；The driving motor is passed by gear set and the shaft
Dynamic connection, the gear set includes driving gear and driven gear；The driven gear and the shaft are keyed, the active
Gear is engaged with the driven gear, and is sequentially connected with the driving motor.
5. vehicle foot pedal apparatus according to claim 4, it is characterised in that:
Be provided with multiple location holes on the driven gear, multiple location holes around the center of circle of the driven gear circumferentially
Distribution；One end of the location hole includes bellmouth, and the great circle in adjacent conical hole is tangent；
The locking device includes guide cylinder and locating shaft；The guide cylinder is arranged perpendicular to the end face of institute's driven gear, described
Locating shaft is slidably matched with the guide cylinder, and is connect by elastic component with the fixed link；
The elastic force of the elastic component separates the locating shaft with the location hole, and the locating shaft is close to the driven gear
One end be provided with tip；
Collar is additionally provided on the locating shaft, the collar can limit the locating shaft towards the side close to the driven gear
To the extreme position of movement；
One end of the guide cylinder is provided with the second electromagnet of annular, and when second electromagnet is powered, the collar can
It is attracted so that the locating shaft is moved towards the extreme position；It is described fixed when the locating shaft moves to the extreme position
Position axis can cooperate with location hole described in one of them.
6. vehicle foot pedal apparatus according to claim 5, it is characterised in that:
It further include safety device, the safety device includes two buckling plates, and the buckling plate is arc；The bottom of the buckling plate
Portion is hinged by articulated shaft；The articulated shaft is horizontally disposed, and connect with the fixed link；
The top of the buckling plate is connect by elastic drag rope with the upper channel steel；When the telescoping cylinder extends, the elasticity is drawn
Rope is tensioned；Two buckling plates are close to each other and clamp the locating shaft；Under clamped condition, the side of two buckling plates
Side is abutted with collar.
7. vehicle foot pedal apparatus according to claim 1, it is characterised in that:
U-shaped connector is additionally provided between the upper channel steel and the lower channel steel, the U-shaped connector includes U-shaped ontology and two
A side wing；
The U-shaped ontology includes two side plates and bottom plate being oppositely arranged, two side plates connected by bottom plate to be formed it is U-shaped；The U
The opening of type ontology is towards the upper channel steel；Two side wings are vertical with side plate to be connect, and is extended towards the two sides of U-shaped ontology；
The telescoping cylinder includes the first telescoping cylinder and two the second telescoping cylinders, one end of first telescoping cylinder and the upper channel steel
Connection, the other end are connect with the bottom plate；One end of second telescoping cylinder is connect with the side wing, the other end and it is described under
Channel steel connection.
8. vehicle foot pedal apparatus according to claim 3, it is characterised in that:
The upper surface of the foot pedal is provided with non-slip mat, and the side of the foot pedal is provided with stepped first connecting portion；Institute
State the second connecting portion of the end setting and first connecting portion cooperation of translation bar；The first connecting portion and second connecting portion
It is detachably connected.
9. a kind of electric treadle control method has used the described in any item vehicle foot pedal apparatus of claim 1 to 8；It is special
Sign is, comprising the following steps:
A. the distance between foot pedal and corresponding lower section ground are detected；
B. data be will test and obtain reference value divided by 2, the reference value is high as the default decline in vertical direction of foot pedal
Degree, and foot pedal and ground clearance are arranged；
C. driving foot pedal is mobile, and falling head is made to be equal to the default falling head.
10. electric treadle control method according to claim 9, it is characterised in that: further include detection foot pedal in a step
Distance of the different location relative to ground on length direction, obtains multiple initial distances；
Further include being compared the multiple initial distance to obtain maximum value and minimum value in b step, maximum value is made divided by 2
For reference value, and reference value and minimum value are compared, the corresponding position of lesser numerical value between reference value and minimum value is taken to make
To preset falling head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910135747.0A CN109747546B (en) | 2019-02-23 | 2019-02-23 | Pedal device for vehicle and electric pedal control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910135747.0A CN109747546B (en) | 2019-02-23 | 2019-02-23 | Pedal device for vehicle and electric pedal control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109747546A true CN109747546A (en) | 2019-05-14 |
| CN109747546B CN109747546B (en) | 2020-06-16 |
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ID=66407648
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910135747.0A Active CN109747546B (en) | 2019-02-23 | 2019-02-23 | Pedal device for vehicle and electric pedal control method |
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| Country | Link |
|---|---|
| CN (1) | CN109747546B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023217256A1 (en) * | 2022-05-13 | 2023-11-16 | 刘延兴 | Fully-automatic multipurpose vehicle running board |
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| US20090308688A1 (en) * | 2008-06-17 | 2009-12-17 | Eliahu Tayar | Foldable step device and method |
| CN203093902U (en) * | 2012-12-31 | 2013-07-31 | 长城汽车股份有限公司 | Vehicle welcome pedal device |
| CN203832459U (en) * | 2014-03-12 | 2014-09-17 | 李郁前 | Vehicle body supporting and boosting mechanism |
| CN106627383A (en) * | 2016-12-09 | 2017-05-10 | 安徽沃杰斯汽车科技有限公司 | Automobile electric pedal |
| CN208439136U (en) * | 2018-05-17 | 2019-01-29 | 杨燕 | A kind of Physical examination car with stretching, extension function |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090308688A1 (en) * | 2008-06-17 | 2009-12-17 | Eliahu Tayar | Foldable step device and method |
| CN203093902U (en) * | 2012-12-31 | 2013-07-31 | 长城汽车股份有限公司 | Vehicle welcome pedal device |
| CN203832459U (en) * | 2014-03-12 | 2014-09-17 | 李郁前 | Vehicle body supporting and boosting mechanism |
| CN106627383A (en) * | 2016-12-09 | 2017-05-10 | 安徽沃杰斯汽车科技有限公司 | Automobile electric pedal |
| CN208439136U (en) * | 2018-05-17 | 2019-01-29 | 杨燕 | A kind of Physical examination car with stretching, extension function |
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| WO2023217256A1 (en) * | 2022-05-13 | 2023-11-16 | 刘延兴 | Fully-automatic multipurpose vehicle running board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109747546B (en) | 2020-06-16 |
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Effective date of registration: 20240109 Address after: 528400 No. 9, Longping Road, West District, Zhongshan City, Guangdong Province Patentee after: ZHONGSHAN AOTO ELECTRONICS TECHNOLOGY CO.,LTD. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20240109 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 312000 room 401.402, A1 / F, Zhejiang University network new science and Technology Park, 2288 Jiangxi Road, Cao'e street, Shangyu District, Shaoxing City, Zhejiang Province Patentee before: CHINA JILIANG UNIVERSITY SHANGYU ADVANCED RESEARCH INSTITUTE Co.,Ltd. |