CN206437143U - A kind of two-wheeled and four-wheel intelligently switch electric car - Google Patents
A kind of two-wheeled and four-wheel intelligently switch electric car Download PDFInfo
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- CN206437143U CN206437143U CN201720110347.0U CN201720110347U CN206437143U CN 206437143 U CN206437143 U CN 206437143U CN 201720110347 U CN201720110347 U CN 201720110347U CN 206437143 U CN206437143 U CN 206437143U
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Abstract
Intelligently switch electric car the utility model discloses a kind of two-wheeled and four-wheel, it is on the basis of existing electric motor car with two wheels layout, to install a set of controller, one pair of undercarriage, two universal wheels (wing wheel), an electric push rod (or electronic worm and gear) and its drive disk assembly additional and realize.It is mainly technically characterized by：Rising and falling for undercarriage and two universal wheels is controlled using the travel speed of electric car.Electric car two side wheels when less than contract speed land, and play the strong point of carriage；Electric car two side wheels when higher than contract speed rise, and play two wheeler easy operation, the advantage of maneuverability.
Description
Technical field
The utility model is related to a kind of two-wheeled and four-wheel intelligently switching electric car, belongs to intelligent electric motor car technical field, special
Be not that intelligently switching changes existing electric car (two-wheeled, three-wheel, four-wheel) and only has profile different for two-wheeled, four-wheel, wheel configuration and
The constant homogeneous state of mode of operation, is that the development of electric car opens new pattern.
Background technology
Now socially possess substantial amounts of electric motor car with two wheels, electric car producer is still in ceaselessly production function and performance class
Seemingly, the only somewhat different two wheeler of outward appearance and structure, changes without substantial innovation.
Existing electric motor car with two wheels is simple except manipulation, and convenient, flexible, outside the strong advantage of road conditions adaptive faculty, shortcoming is also very prominent
Go out, such as：Parking and starting are required for pin to coordinate and keep balance, so that having muddy water on sleet sky road surface, pin must also be stepped down in during parking
In muddy water；Easily slipped when icy on road, security is not high；Ms and old man's parking must difficultly lift car when beating double branch；
The compartment more closed can not be installed, inconvenient winter Windproof shield is cold, summer rain and sun.The mobility scooter for old people of three-wheel and four-wheel,
Though can overcome the disadvantages that the shortcoming of two wheeler, but lose the advantage of two wheeler.And purchase and use cost also increase much.
Utility model content
The utility model technology solves problem：The deficiencies in the prior art are overcome intelligently to switch there is provided a kind of two-wheeled and four-wheel
Electric car, intelligently switches between two-wheeled and four-wheel as needed, and two wheeler and three-wheel, the length of carriage have been merged well
Place, has avoided their weakness, driver is obtained not only safety but also comfortable experience and material benefit.
The technical scheme that the utility model is used is：A kind of two-wheeled and four-wheel intelligently switch electric car, and its feature is：
One secondary liftable undercarriage is housed in the bottom of electric motor car with two wheels, undercarriage both sides respectively equipped with universal wheel；Undercarriage
Lifting by controller control, driven by drive mechanism, the control signal of controller is derived from the Hall of two-wheel electric vehicle motor
Signal；The universal wheel of undercarriage both sides, which lands, maintains the balance of electric car；Undercarriage makees the rise of vertical motion universal wheel, electric car
Normally travel.
The controller includes DC decompression, single-chip microcomputer and motor driving part point；Single-chip microcomputer collection Electricmotor car wheel is suddenly
Your signal, each second, the Hall umber of pulse down or up with the default undercarriage of single-chip microcomputer was once compared, if greater than pre-
If number just rises undercarriage signal to motor driving part point output, otherwise just undercarriage signal drops in output, so as to motor and push away
Pull bar makes corresponding actions.
The down or up Hall umber of pulse of the default undercarriage of single-chip microcomputer is：When undercarriage is intended to down or up
The distance position M/s of speed/3600 second=walking per second, the girth apart from M/s/ wheels=turn-taked number per second of walking per second,
That is circle/s, Hall umber of pulse=Hall umber of pulse/s of circle/s* wheel every revolutions, i.e., the Hall umber of pulse that need to be set.
The undercarriage includes stand, guide rail, frame axle, actuating arm and both sides boom；The boom lower end of frame axle both sides connection
Respectively equipped with a universal wheel；Boom is flared out while whereabouts along guide rail, is fallen on behind position, left universal wheel and right universal wheel
Ground；Follows track is to contract while boom rises, in place after, boom closes the both sides to car.
The undercarriage includes stand, frame axle, actuating arm, both sides boom；Boom lower end is respectively equipped with a universal wheel；Boom
During lifting, arm is wide constant.
Described drive mechanism is electric push rod driving or is electronic worm and gear.
In the undercarriage, both sides boom and frame axle are integral.
The advantage of the utility model compared with prior art is：
(1) the utility model intelligently switches between two-wheeled and four-wheel as needed, and electric car is when less than contract speed
Two side wheels land, and play the strong point of carriage；Electric car two side wheels when higher than contract speed rise, and play two wheeler behaviour
Vertical simplicity, the advantage of maneuverability has merged two wheeler and three-wheel, the strong point of carriage, has avoided their weakness well,
Driver is set to obtain not only safety but also comfortable experience and material benefit.
(2) the novel four-wheel layout of two liftable universal wheels of two-wheeled and side before and after the utility model, referred to as wing wheel；
Two wheeler easy operation, the advantage of maneuverability are drawn；Carriage is reliable, can becalm and keep away the advantage of snow, sunshine and rain resistant, can
The compartment more closed with installing additional.
(3) overcome that two wheeler ice and snow road is unstable easily to fall, no matter road surface whether there is muddy water, parking must pin lacking of landing
Point；Tricycle and handcar (scooter) are overcome, turning is slightly anxious, and a little inboard wheel is just liftoff, and that easily turns on one's side lacks
Point；For woman and weak old man, parking eliminates the hardships of lift car when beating double branch.
(4) opened when boom declines, the undercarriage closed during rising is adapted to the narrow electric car of car body and used；When boom is lifted
The constant landing gear structure of width is simple, and the electric car for being adapted to width car body is used.
(5) electric car manufacturer increases a set of control system cost and difficulty less, and reversing can be realized in four-wheel.Can
New product is made to enhance the competitiveness.
(6) control system is installed, connects simple, is particularly suitable for fan oneself DIY repackings, as shown in Figure 3.
(7) insurance can be added than the simple two wheels automobile by gyroscope holding balance as two wheels automobile scheme
Coefficient, reliability of the increase driver and crew to two wheels automobile.
Brief description of the drawings
Fig. 1 is structural representation top view of the present utility model；
Fig. 2 is that undercarriage of the present utility model and universal wheel fall with rising side view schematic diagram；
Fig. 3 is controller wiring schematic diagram of the present utility model；
Fig. 4 undercarriages of the present utility model, which are fallen, opens schematic diagram；
Fig. 5 wheels-up closure schematic diagrames of the present utility model；
Fig. 6 expansibles of the present utility model, closure landing gear structure schematic side view；
The integral landing gear structure schematic diagram of Fig. 7 frame pedestal arms of the present utility model；
The control flow chart of Fig. 8 controllers of the present utility model.
Embodiment
As shown in figure 1, the utility model is on the basis of existing electric motor car with two wheels layout, a set of controller, one are installed additional
Pay undercarriage, two universal wheels, an electric push rod or electronic worm and gear and its drive disk assembly is realized.Technical characteristics
It is：Rising and falling for undercarriage and two universal wheels is controlled using the travel speed of electric car.
As shown in figure 1, embodiment of the present utility model includes front-wheel 1, trailing wheel 2, vehicle frame 3, left universal wheel 4, right universal wheel
5th, undercarriage 6, handlebar 7 and controller 8；In dead ship condition, front-wheel 1, trailing wheel 2 and left universal wheel 4, the ten thousand of the both sides of right universal wheel 5
Landed entirely to wheel, four wheels are arranged in umbrella shape, left universal wheel 4, right universal wheel 5 a bit, i.e., close to center of gravity, are ridden before trailing wheel
The both sides of car people；Width between left universal wheel 4, right universal wheel 5 is less than handlebar 7.
As shown in Fig. 2 electric car start traveling reach front-wheel 1, trailing wheel 2 can smooth-ride speed (such as larger than 8KM/
When H), controller 8 sends the signal of liter undercarriage 6, and left universal wheel 4 and right universal wheel 5 are lifted with undercarriage, i.e. raised configuration,
It is exactly now common two wheeler.When electronic vehicle speed, which drops to electric car, will lose center of gravity (such as less than 8KM/H), controller
8 send the signal of drop undercarriage 6, and left universal wheel 4, right universal wheel 5 landed at 2 seconds or so, return to dead ship condition and be changed into carriage,
That is full state.It can now be run at a low speed in four-wheel state, then start to walk to give it the gun, above procedure is repeated again.
As shown in Fig. 4, Fig. 6, undercarriage includes：Stand 22, guide rail 24, frame axle 23, actuating arm 25 and boom 26；Frame axle two
The boom lower end of side connection is respectively equipped with a universal wheel 4,5.When controller 8 sends the signal of drop undercarriage 6, controller 8
Output port 17,18 exports negative, positive 12 volts of DC voltages to electric push rod 19, and pull bar 19 is pulled and is fixed on frame axle 23
Actuating arm 25, makes frame axle do 90 degree of rotation, so as to drive boom 26 to decline.Meanwhile, boom 26 is flared out along guide rail 24,
Fall on behind position, left universal wheel 4 and right universal wheel 5 land.
As shown in Figure 5, Figure 6, when controller 8 sends the signal of liter undercarriage 6, the output port 17,18 of controller 8 to
The output polarity of the electric push rod 19 positive and negative 12 volt DC voltage opposite with decline, electric push rod 19 promotes and is fixed on frame axle
Actuating arm 25 on 23, makes frame axle do 90 degree of revolution, so as to drive boom 26 to rise.Meanwhile, boom 26 along guide rail 24 to
Contract, is received behind position, the position parallel with vehicle frame 3 with left universal wheel 4 and right universal wheel 5 both sides for being closed into car of boom 26.
As shown in fig. 7, undercarriage includes stand 22, frame axle 23, actuating arm 25, undercarriage 6.Both sides boom and frame axle are into one
Body, during lifting, arm is wide constant.The boom lower end of undercarriage is respectively equipped with a universal wheel 4,5.When controller 8 sends drop undercarriage 6
Signal when, the output port 17,18 of controller 8 exports negative, positive 12 volts of DC voltages to electric push rod 19, and pull bar 19 is drawn
The dynamic actuating arm 25 being fixed on frame axle 23, makes frame axle do 90 degree of rotation, so as to drive boom 26 to decline.Fall on behind position, it is left
Universal wheel 4 and right universal wheel 5 land.When controller 8 sends the signal of liter undercarriage 6, the output port 17,18 of controller 8
To the output polarity of the electric push rod 19 positive and negative 12 volt DC voltage opposite with decline, pull bar 19 promotes and is fixed on frame axle 23
On actuating arm 25, frame axle is done 90 degree of revolution, so as to drive boom 26 to rise.Receive behind position, boom 26 and left universal wheel 4
The position parallel with vehicle frame 3 is raised to right universal wheel 5.
As shown in figure 3, controller 8 includes DC decompression module 81, two-way motor drive module 82 and single-chip microcomputer 83.
Electric car 9,36 volts to 60 volts of 10 end cell voltage are reduced to 12 volts of motor needs by DC decompression module 81.It is single
5 volts of direct currents of piece machine 83 are derived from drive module 82.The receiving terminal 12 of single-chip microcomputer 83 receives the hall signal 13 of electric vehicle motor, even
It is Hall to be connected to 13,14；And the real-time Hall umber of pulse inputted each second and the undercarriage of setting is down or up
Hall umber of pulse, which is done, once to be compared, if：Real-time Hall umber of pulse is less than setting value, and single-chip microcomputer 83 is exported to drive module 82
Fall frame dropping signal, the output end 17,18 of drive module 82 exports 12 volts of ' negative, positive ' DC voltages to motor, drives electric push-and-pull
Bar 19, promotes undercarriage 6 to decline, left universal wheel 4, right universal wheel 5 land, and maintains the balance of electric car.Conversely, single-chip microcomputer 3 is given
Drive module 2 export the rising signals of undercarriage 6, the output end 17,18 of drive module 2 give motor export 12 volts ' positive and negative ', polarity with
Decline opposite DC voltage, drive the pull-up undercarriage 6 of electric push rod 19.
The process of the Hall umber of pulse set in single-chip microcomputer as：Undercarriage is intended to down or up speed/3600 second=every
The distance (M/s) of second walking, girth=number (circle/s) per second of turn-taking of (M/s)/wheel, (circle/s) * wheel every revolutions
Hall umber of pulse=Hall umber of pulse/s (the Hall umber of pulse that need to set).
Electric car sets third gear debugging switch 15, to tackle different situations.The B and Hall receiving terminal 12 of third gear debugging switch 15
Connection.Switch is allocated to A, is connected with real-time hall signal 13, is auto state, i.e., normally uses；It is allocated to middle B, acrotism
Punching 14, keeps decline state, that is, debugs or used when there is ice and snow on road surface；C are allocated to, is connected, protects with simulation hall signal 16
Propradation is held, i.e., debugging or is used during special road conditions.
As shown in figure 8, the control flow of controller 8 is as follows：Electric car is opened after switch, and controller carries out Initialize installation,
1. rise Hall umber of pulse=H-S=41,
Decline Hall umber of pulse=H-J=38,
Delay=2S,
Real-time counter H-SS=0,
Timer=0.
2. start counting up, timing, output simulation Hall pulse signal 123/s.If timer=1 second, output is every
The real-time Hall umber of pulse H-SS/s of second record, turns next stage judgement.Simultaneously by real-time counter timer clear 0, restart.
3. a real-time Hall umber of pulse H-SS/s and rising Hall umber of pulse H-S are compared, if H-SS/s>H-S, then
Rising signals are exported to drive module, output stops actuating signal after 2 seconds, no longer risen before no progress down maneuver.Deng
Treat the comparison of next second.
If H-SS/s<H-S, then be transferred to next stage judgement.
4. a real-time Hall umber of pulse H-SS/s and decline Hall umber of pulse H-J are compared, if H-SS/s<H-J, then
Dropping signal is exported to drive module, output stops actuating signal after 2 seconds, no longer declined before no progress vertical motion.Deng
Treat the comparison of next second.
Then it is Manual descending signal if off real-time hall signal during debugging, universal wheel keeps the state that lands；If
Connection simulation hall signal, then be manual rising signals, universal wheel keeps propradation.
Embodiment：
Embodiment is realized on ' Tianjin sunlight ' electric vehicle and bicycle, because of the car small volume, too compact etc. condition of structure
Limited, so two thighs and axle that car is pedaled, which change, does undercarriage, universal wheel is installed in two big leg outer side, chain is installed originally
Wheel disc as connection pull bar actuating arm, pull bar push-and-pull wheel disc band moving axis do 90 degree of rotations, thigh is done with universal wheel
Landing is acted.
Wheel diameter：16 cun；
The Hall umber of pulse turned around：23；(conventional has：15th, 23,28)
Program arrange parameter：Undercarriage rises or the drop time：2 seconds
The Hall umber of pulse that undercarriage rises：>41/s；(8KM/H umber of pulse about 40)
The Hall umber of pulse that undercarriage declines：<38/s；
Debug line output simulation Hall umber of pulse：123/s；
Actual measurement：Controller quiescent current：<55ma；
Unloaded (when not landing) operating current：<200ma；
Fully loaded when liftoff (only land with) operating current：<1.5A.
(total power consumption influences very little to battery durable ability)
Above example is provided just for the sake of description the purpose of this utility model, and is not intended to limit of the present utility model
Scope.Scope of the present utility model is defined by the following claims.Do not depart from spirit of the present utility model and principle and make
Various equivalent alterations and modifications, all should cover within the scope of the utility model.
Claims (7)
1. a kind of two-wheeled and four-wheel intelligently switch electric car, it is characterised in that：It can be risen equipped with a pair in the bottom of electric motor car with two wheels
The undercarriage of drop, undercarriage both sides are respectively equipped with a universal wheel；The lifting of undercarriage is driven by controller control by drive mechanism
Dynamic, the control signal of controller is derived from the hall signal of two-wheel electric vehicle motor；The universal wheel of undercarriage both sides, which lands, maintains electricity
The balance of motor-car；Undercarriage makees the rise of vertical motion universal wheel, electric car normally travel.
2. two-wheeled according to claim 1 and four-wheel intelligently switch electric car, it is characterised in that：The controller includes straight
Stream decompression, single-chip microcomputer and motor driving part point；Single-chip microcomputer gathers the hall signal of Electricmotor car wheel, is preset with single-chip microcomputer each second
The down or up Hall umber of pulse of undercarriage once compare, just risen if greater than present count to motor driving part point output
Undercarriage signal, otherwise just output drop undercarriage signal, so as to drive electric push rod to make corresponding actions.
3. two-wheeled according to claim 2 and four-wheel intelligently switch electric car, it is characterised in that：The single-chip microcomputer is default
The down or up Hall umber of pulse of undercarriage is：Speed/3600 second=walking per second when undercarriage is intended to down or up
It is M/s, the girth apart from M/s/ wheels of walking per second=turn-taked number per second, i.e. circle/s, Hall umber of pulse/s=apart from position
The Hall umber of pulse of circle/s* wheel every revolutions, the Hall umber of pulse that obtained result need to be set.
4. two-wheeled according to claim 1 and four-wheel intelligently switch electric car；It is characterized in that：The undercarriage includes frame
Seat, guide rail, frame axle, actuating arm and both sides boom；The boom lower end of frame axle both sides connection is respectively equipped with a universal wheel；Boom falls
While be flared out along guide rail, fall on behind position, left universal wheel and right universal wheel land；Follows track while boom rises
To contract, in place after, boom closes the both sides to car.
5. two-wheeled according to claim 1 and four-wheel intelligently switch electric car；It is characterized in that：The undercarriage includes frame
Seat, frame axle, actuating arm, both sides boom；Boom lower end is respectively equipped with a universal wheel；When boom is lifted, arm is wide constant.
6. two-wheeled according to claim 1 and four-wheel intelligently switch electric car；It is characterized in that：Described drive mechanism is
Electric push rod drives or is electronic worm and gear.
7. the two-wheeled and four-wheel according to claim 4 or 5 intelligently switch electric car；It is characterized in that：In the undercarriage,
Both sides boom and frame axle are integral.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720110347.0U CN206437143U (en) | 2017-02-06 | 2017-02-06 | A kind of two-wheeled and four-wheel intelligently switch electric car |
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| CN201720110347.0U CN206437143U (en) | 2017-02-06 | 2017-02-06 | A kind of two-wheeled and four-wheel intelligently switch electric car |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107719521A (en) * | 2017-08-31 | 2018-02-23 | 贵州百能车辆有限公司 | A kind of electric car auxiliary wheel control method |
| CN110794239A (en) * | 2019-11-08 | 2020-02-14 | 山东交通学院 | Non-insulated track compensation capacitor fault rapid detection device and method |
-
2017
- 2017-02-06 CN CN201720110347.0U patent/CN206437143U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107719521A (en) * | 2017-08-31 | 2018-02-23 | 贵州百能车辆有限公司 | A kind of electric car auxiliary wheel control method |
| CN110794239A (en) * | 2019-11-08 | 2020-02-14 | 山东交通学院 | Non-insulated track compensation capacitor fault rapid detection device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170825 Termination date: 20190206 |