CN2924907Y - Reverse tricycle electric vehicle - Google Patents
Reverse tricycle electric vehicle Download PDFInfo
- Publication number
- CN2924907Y CN2924907Y CNU2006200862112U CN200620086211U CN2924907Y CN 2924907 Y CN2924907 Y CN 2924907Y CN U2006200862112 U CNU2006200862112 U CN U2006200862112U CN 200620086211 U CN200620086211 U CN 200620086211U CN 2924907 Y CN2924907 Y CN 2924907Y
- Authority
- CN
- China
- Prior art keywords
- clutch
- motor
- hub shell
- star
- mandrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The utility model relates to an overturned electric tricycle, which aims to solve short mileage of continuous running, short service life and low transmission efficiency. The characteristics are that: two front wheels are connected with steering system; a brushless DC motor is arranged inside the hub of rear wheel; one end of the motor is connected with hub shell by clutch 1, and spline positioning cover is arranged inside the hub shell. One side of the positioning cover is provided a matching slider 1. The slider 1 is sleeved on the core axis of the clutch 1 and a repositioning spring is arranged between the slider 1 and the clutch 1. The other side of the positioning cover is provided with an electromagnetic clutch which is fastened on the shaft of the motor. The other end of the motor is connected with the other end of the hub shell by star derailleur. Star gear frame is provided with cover of clutch 2. Core shaft of the clutch 2 is installed on shaft of the motor by bearing. Slot is arranged on one end of the core shaft to match slider 2. Pushable rod in the shaft of the motor is connected with the slider 2. Repositioning spring is arranged on the other side of the slider 2. Clutching direction of the clutch 1 is reverse to the direction of the clutch 2.
Description
Technical field
The utility model relates to the electro-tricycle technical field.
Background technology
At present, the cargo transport electro-tricycle has become the defeated vehicles of zero shipping in many cities and towns, it is characterized in that front end one wheel grasp direction, rear end two wheels connect with back axle, back axle is equipped with differential mechanism, by chain transmission drive back axle two wheels electric motor car is travelled by the brush series excitation type direct current machine that has more than the 800W.
Miniature tri wheel passenger vehicle, station solicit patrons tricycle, logistics terminal distribution tricycle mostly adopt petrol engine to drive at present, reason in view of rise of the oil price and environmental protection, electrically driven (operated) demand is used in market instead, can reequip with reference to cargo transport three wheeled electric motor car drive principle if use electric driving instead, but can have following shortcoming after the repacking:
1, there is brush series excitation type direct current machine efficient low;
2, when electric motor car starting, load-carrying, climbing, it is to increase moment of torsion by increasing electric current that brush series excitation type direct current machine is arranged, and electric current increases sharply, and makes power of motor lower.
2, the chain transmission lowers efficiency 2%.
3, back axle (comprising differential mechanism) complicated in mechanical structure, a nearly step lowers efficiency.
In a word, owing to above reason, the miniature electric passenger vehicle of being reequiped, station solicit patrons three-wheeled electric vehicle, logistics terminal distribution electric car are under existing market battery technology condition, and mileages of continuation and battery life are too short, are difficult to reach the actual requirement of using and going on the market.
Summary of the invention
In order to solve the shortcoming that above-mentioned technology exists, the purpose of this utility model provides a kind of three-wheeled electric vehicle, can be implemented under the existing battery technology level conditions problem that reasonable solution electric motor car mileages of continuation and battery life are too short and drive mechanism is complicated, transmission efficiency is low.
The technical solution of the utility model is: fall three-wheeled electric vehicle, comprise bodywork assembly, be arranged on two front-wheels on the bodywork assembly vehicle frame and trailing wheel, steering, handgrip, motor and provide the battery of electric energy to motor, it is characterized in that: described front-wheel is for to link with steering; In the described rear-wheel hub shell brshless DC motor is set;
Brshless DC motor one end links by clutch one and hub shell one end, it is the mandrel that motor cover installs clutch one, the body of this clutch is packed in hub shell one end, this end of hub shell also installs a spline positioning sleeve, one side of spline positioning sleeve is provided with the slide block one that is mated, slide block one be sleeved on the mandrel of clutch one and and mandrel between be provided with back-moving spring, slide block one can slide on mandrel and also can fix as one with mandrel, under the normal condition, back-moving spring is thrown off slide block one and spline positioning sleeve; The opposite side of spline positioning sleeve is provided with electromagnetic clutch, and electromagnetic clutch is packed on the motor shaft;
The brshless DC motor other end links by the star-like speed changer and the hub shell other end, electric motor end cap installs the central gear of star-like speed changer, hub shell installs the ring gear of star-like speed changer, star gear train is installed on the collar plate shape support, the collar plate shape support connects with motor shaft by bearing, the collar plate shape support installs the body of clutch two, the mandrel of clutch two by Bearing Installation on motor shaft, one end of this mandrel is provided with groove, groove cooperates with slide block two, the push rod and the slide block two that are provided with in the motor shaft link together, and the opposite side of slide block two is provided with a back-moving spring; Under the normal condition, it is one that this back-moving spring makes slide block two and mandrel groove fit; The clutch direction of clutch one and clutch two is opposite.
When brshless DC motor just changes, drive hub shell fast turn-around forward by freewheel clutch one, this moment, freewheel clutch two was in sliding mode, and star-like speed changer is in the servo-actuated state.
When brshless DC motor reverses, freewheel clutch one is in sliding mode, brshless DC motor and hub shell break away from, and freewheel clutch two works, with the collar plate shape support is that the star gear train support is fixed on the motor shaft, and motor counter-rotating this moment drives the central gear counter-rotating, driving ring gear by the star gear train break-in just changes, and corresponding hub shell is just changeed.It is worthy of note, this moment hub shell just to change be by low speed after the star-like speed changer and high pulling torque output.In a word, be included in that the rotating of brshless DC motor can make hub shell realize two kinds of speed, two kinds of moments of torsion in the hub shell.Make motor have the function that electronic gearshift function and low-power machine can be climbed big slope, and starting soon, energetically, go up big sloping safety, descending and slide and not influenced by back-emf, power saving, automatic overload protection.
When push rod promotes slide block two and breaks away from the mandrel of fixing slide block two, can realize manual reverse gear, when having realized manual reverse gear, electromagnetic clutch suction movable slider one is incorporated in the spline positioning sleeve, can realize electronic reverse gear again, thereby realize the electronic reversing of electric motor car.
Further technical scheme: described trailing wheel top is provided with driver's seat, and the front end of bodywork assembly is provided with shelf, and shelf are arranged on the top of front-wheel.These shelf can change as required make it to become send milk car, water trolley, the car of supplying gas, deliver letters or various logistics terminal distribution electric cars such as mail car, the paper car of delivering newspaper.
Another kind of further technical scheme: described trailing wheel top is the carrying seat, and driver's seat is arranged on the front at carrying seat, and the front end of bodywork assembly is provided with shelf, and shelf are arranged on the top of front-wheel.Can realize that the while is manned, haul goods that this kind vehicle is applicable to station solicit patrons electric motor car, place passenger's luggage etc. on the shelf.
Technical scheme further: the top of described bodywork assembly is covered with bicycle shed, and this programme is applicable to the miniature electric passenger vehicle.
The beneficial effects of the utility model are:
1, the brushless double speed direct current machine efficient ratio with electronic reverse gear function that the utility model electric motor car is adopted has brush series excitation type direct current machine efficient to exceed 10%, brushless double speed direct current machine with electronic reverse gear function is to increase moment of torsion by mechanical speed change when electric vehicle loading, starting, climbing, can not form impulse current, motor still is in high-efficient operation, than there being brush series excitation type direct current machine efficient to exceed 20%.
2, two-wheeled was grasped direction before the utility model electric motor car adopted, and back one wheel drive has been omitted chain transmission and back axle, had deducted the loss of chain transmission and mechanical efficiency that back axle causes; And to take turns be the brushless double speed direct current machine wheel hub wheel with electronic reverse gear function in back one, so the power of motor is used for driving fully, reached the most effective purpose of car load.
Owing to above reason, the utility model is reasonable to have solved inefficient problem, and the mileages of continuation of electric motor car and battery life respectively increase more than 50% under the same battery condition.
3, the brushless double speed direct current machine with electronic reverse gear function that the utility model adopted has the advantages that to be multiplied at lower-speed state equal-wattage moment of torsion, the difficult technical barrier in big slope is climbed in the reasonable electric motor car that solved, zero starting under the load-carrying condition can be realized, 15 ° of ramps can be climbed.
4, the brushless double speed direct current machine with electronic reverse gear function of the utility model employing can be realized electronic gear shift, electronic reversing; Starting soon and energetically; Guarantee to go up big sloping safety, the big and capable back-emf that is not subjected to of hill wash influences down, has the automatic overload protection function.
5, the utility model adopts the tricycle type than existing positive three-wheel car body when suddenly turning round fast better stability to be arranged.
Description of drawings
Fig. 1 is the structural representation with brushless double speed direct current machine of electronic reverse gear function of the present utility model.
Fig. 2 is the structural representation of the utility model embodiment one,
Fig. 3 is the structural representation of the utility model embodiment two,
Fig. 4 is the structural representation of the utility model embodiment three.
Among the figure: 1 hub shell, 2 brshless DC motors, 3 motor shafts, 4 freewheel clutches one, 5 mandrels, 6 spline positioning sleeves, 7 slide blocks, one, 8 electromagnetic clutch, 9 ring gears, 10 central gears, 11 star gear trains, 12 star gear train supports, 13 freewheel clutches, two, 14 mandrels, 15 slide blocks, two, 16 push rods, 17 bodywork assemblies, 18 front-wheels, 19 trailing wheels, 20 driver's seats, 21 shelf, 22 carrying seats, 23 bicycle sheds, 24 batteries.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified,
Embodiment one: as shown in Figure 2, be somebody's turn to do three-wheeled electric vehicle, comprise bodywork assembly 17, be arranged on two front-wheels 18 and a trailing wheel 19 on the bodywork assembly vehicle frame, steering, handgrip, motor and provide the battery 24 of electric energy to motor, described front-wheel 18 links to each other with steering; Described trailing wheel 19 is positioned on the longitudinal centre line of vehicle.Trailing wheel 19 tops are provided with driver's seat 20, and the front end of bodywork assembly is provided with shelf 21, and shelf 21 are arranged on the top of front-wheel 18.The three-wheeled electric vehicle that should fall is suitable for use as logistics terminal distribution electric car.
As shown in Figure 1, in the described rear-wheel hub shell 1 brshless DC motor 2 is set; One end end cap of brshless DC motor 2 installs the mandrel 5 of freewheel clutch 1, the body of this freewheel clutch 1 is packed in hub shell 1 one ends, hub shell also installs a spline positioning sleeve 6, one side of spline positioning sleeve 6 is provided with the slide block 1 that is mated, slide block 1 be sleeved on the mandrel 5 of freewheel clutch one and and mandrel 5 between be provided with back-moving spring, the opposite side of spline positioning sleeve 6 is provided with electromagnetic clutch 8, and electromagnetic clutch 8 is packed on the motor shaft 3; Brshless DC motor 2 other ends link by the star-like speed changer and hub shell 1 other end, electric motor end cap installs the central gear 10 of star-like speed changer, hub shell 1 installs the ring gear 9 of star-like speed changer, it is on the star gear train support 12 that star gear train 11 is installed in the collar plate shape support, star gear train support 12 connects with motor shaft 3 by bearing, star gear train support 12 installs the body of freewheel clutch 2 13, the mandrel 14 of freewheel clutch two by Bearing Installation on motor shaft 3, one end of this mandrel 14 is provided with groove, groove cooperates with slide block 2 15, and the push rod 16 and the slide block 2 15 that are provided with in the motor shaft 3 link together; The clutch direction of freewheel clutch 1 and freewheel clutch 2 13 is opposite.
When brshless DC motor 2 is just changeing, drive hub shell 1 fast turn-around forward by freewheel clutch 1, thereby realize that rear wheel drive moves ahead vehicle; This moment, freewheel clutch 2 13 was in sliding mode, and star-like speed changer is in the servo-actuated state.
When brshless DC motor 2 counter-rotatings, freewheel clutch 1 is in sliding mode, brshless DC motor 2 breaks away from hub shell 1, and freewheel clutch 2 13 works, star gear train support 12 is fixed on the motor shaft 3, and motor counter-rotating this moment drives central gear 10 counter-rotatings, driving ring gear 9 by star gear train 11 break-ins is just changeing, and corresponding hub shell 1 is just being changeed.It is worthy of note, this moment hub shell 1 just to change be that just changeing of trailing wheel is by low speed after the star-like speed changer and high pulling torque output.
So the rotating that is included in brshless DC motor in the hub shell 1 can realize two kinds of speed, two kinds of moments of torsion, so this motor is called brushless double speed direct current machine.
When push rod 16 promotes slide blocks 2 15 and breaks away from the mandrel 14 of fixing slide block two among Fig. 1, can realize manual reverse gear, motor application can realize the requirement of moveing backward easily on pedal electric motor car, electricity rub.When having realized manual reverse gear, electromagnetic clutch 8 suction movable sliders 1 are incorporated in the spline positioning sleeve 6, can realize electronic reverse gear again, thereby realize the electronic reversing of three-wheeled electric vehicle.
Embodiment two: as shown in Figure 3, be with embodiment one difference: trailing wheel 19 tops of three-wheeled electric vehicle are carrying seat 22, driver's seat 20 is arranged on the front at carrying seat 22, and the front end of bodywork assembly 17 is provided with shelf 21, and shelf 21 are arranged on the top of front-wheel 18.All the other technology and operation principle are with embodiment one.This car is suitable for use as station solicit patrons electric motor car, but back row's carrying seat 22 carryings, and the shelf 21 of front end can carry passenger's luggage, goods simultaneously.
Embodiment three: as shown in Figure 4, the three-wheeled electric vehicle that should fall is to be covered with bicycle shed 23 above the described bodywork assembly 17 of embodiment two, can protect from the wind and rain and block burning sun sunlight, and this car is suitable for use as the miniature electric passenger vehicle; All the other are with embodiment two.
Other do not state the same prior art of technology.
Claims (4)
1, fall three-wheeled electric vehicle, comprise bodywork assembly, be arranged on two front-wheels on the bodywork assembly vehicle frame and trailing wheel, steering, handgrip, motor and provide the battery of electric energy to motor, it is characterized in that: described front-wheel is for to link with steering; In the described rear-wheel hub shell brshless DC motor is set;
One end end cap of brshless DC motor installs the mandrel of clutch one, the body of this clutch is packed in hub shell one end, hub shell also installs a spline positioning sleeve, one side of spline positioning sleeve is provided with the slide block one that is mated, slide block one be sleeved on the mandrel of clutch one and and mandrel between be provided with back-moving spring, the opposite side of spline positioning sleeve is provided with electromagnetic clutch, and electromagnetic clutch is packed on the motor shaft;
The brshless DC motor other end links by the star-like speed changer and the hub shell other end, electric motor end cap installs the central gear of star-like speed changer, hub shell installs the ring gear of star-like speed changer, star gear train is installed on the collar plate shape support, the collar plate shape support connects with motor shaft by bearing, the collar plate shape support installs the body of clutch two, the mandrel of clutch two by Bearing Installation on motor shaft, one end of this mandrel is provided with groove, groove cooperates with slide block two, the push rod and the slide block two that are provided with in the motor shaft link together, and the opposite side of slide block two is provided with a back-moving spring; The clutch direction of clutch one and clutch two is opposite.
2, three-wheeled electric vehicle according to claim 1 is characterized in that: described trailing wheel top is provided with driver's seat, and the front end of bodywork assembly is provided with shelf, and shelf are arranged on the top of front-wheel.
3, three-wheeled electric vehicle according to claim 1 is characterized in that: described trailing wheel top is the carrying seat, and driver's seat is arranged on the front at carrying seat, and the front end of bodywork assembly is provided with shelf, and shelf are arranged on the top of front-wheel.
4, three-wheeled electric vehicle according to claim 3, it is characterized in that: the top of described bodywork assembly is covered with bicycle shed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200862112U CN2924907Y (en) | 2006-06-27 | 2006-06-27 | Reverse tricycle electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200862112U CN2924907Y (en) | 2006-06-27 | 2006-06-27 | Reverse tricycle electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2924907Y true CN2924907Y (en) | 2007-07-18 |
Family
ID=38261334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200862112U Expired - Fee Related CN2924907Y (en) | 2006-06-27 | 2006-06-27 | Reverse tricycle electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2924907Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780833A (en) * | 2010-02-10 | 2010-07-21 | 廖昌令 | Vehicle variable transmission mechanism and transmission method |
| CN107244370A (en) * | 2017-06-09 | 2017-10-13 | 上海电机学院 | A kind of electric car |
-
2006
- 2006-06-27 CN CNU2006200862112U patent/CN2924907Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780833A (en) * | 2010-02-10 | 2010-07-21 | 廖昌令 | Vehicle variable transmission mechanism and transmission method |
| CN107244370A (en) * | 2017-06-09 | 2017-10-13 | 上海电机学院 | A kind of electric car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070718 Termination date: 20100627 |