CN1286193A - High-performance light-weight electric bicycle - Google Patents
High-performance light-weight electric bicycle Download PDFInfo
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- CN1286193A CN1286193A CN 99111629 CN99111629A CN1286193A CN 1286193 A CN1286193 A CN 1286193A CN 99111629 CN99111629 CN 99111629 CN 99111629 A CN99111629 A CN 99111629A CN 1286193 A CN1286193 A CN 1286193A
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Abstract
An electric bicycle is composed of box-type nickel-hydrogen power battery with specific energy higher than 65 Watt-hour/kg, driver, electronic controller for manual-electric combination, quick charger, speed meter, battery capacity buzzer indicator, electonic horn, and high-safety reflector. The weight is less than 22 Kg. The run distance after its battery is charged once is 40-45 km, increased by 80% or more.
Description
What the present invention relates to is a kind of High Performance, green, light-duty Electrical Bicycle.
The nineties along with worldwide control and improvement big and medium-sized cities environmental pollution, is advocated green traffic energetically, and various countries drop into various types of electric vehicles such as exploitation electronlmobil, battery-operated motor cycle, electric power mini-motorcycle and bicycle in succession.That Electrical Bicycle has is pollution-free, low noise, less energy consumption, fault rate is low, charging is convenient, easy-maintaining and light and handy, flexibly, a series of characteristics such as practicality, accept to think that for people the last modern big and medium-sized cities of twentieth century control environment pollutes the green traffic instrument of tool development prospect.
Modern Electrical Bicycle, from seeing that in appearance seemingly ordinary bicycle adds an electric propulsion system engineering, but in fact, because the system engineering that the electric propulsion system engineering generally is made up of high-energy-density electrokinetic cell, efficient electric motor drives device, electronic controller and charger etc. is actually the synthesis that concentrated new material, electrochemistry, new process, up-to-date technology and control technology and detailed manufacture are the one new high-tech product.
In recent years, maker adopts different electrokinetic cell, motor driver, control system, charging modes and different structural materialss and the general layout of car load according to the different market demands both at home and abroad, developed the Electrical Bicycle of tens kinds of different trades mark, specification, performance, by its principal particulars, handling characteristics and complete vehicle weight, roughly can reduce three classes, see Table 1:
The basic classification of the Electrical Bicycle of table 1. prior art
| Classification | Complete vehicle weight kg (containing battery) | The KM mileages of continuation once charges | The highest KM/hr speed per hour | The |
| 1. light-weight electric bicycle | ＜26 | 15-25 | 20-24 | Travel on the slow lane of big and medium-sized cities, light, flexible, climbing＞4 is safe, laborsaving, pollution-free |
| 2. medium-sized Electrical Bicycle | 26-35 | 20-40 | 20-24 | On the slow lane of big and medium-sized cities, travel, climbing＞4, safe, laborsaving, pollution-free |
| 3. heavy type electric bicycle | ＞35 | 40-80 | 20-24 | On the slow lane of big and medium-sized cities, travel, longer distance, climbing＞4-8 is safe, laborsaving, pollution-free |
In the electric propulsion system engineering of electronic white driving, the Application and Development of new type power battery is its key problem.Dissimilar electrokinetic cells, its specific energy and oad size directly influence the general layout structure of car load, complete vehicle weight and continuation mileages for one time charging, its charge-discharge characteristic also influences power-actuated reliability and acceleration capability, and it recycles the life-span influences economy of Electrical Bicycle or the like again.
In the prior art, small-sized maintenance-free lead-acid battery that most of employing specific energy is 25-30Wh/kg or specific energy are the nickel-cadmium cell about 30wh/kg.In order to improve continuation mileages for one time charging (20KM), must increase capacity and the corresponding weight and the volume of electrokinetic cell.The complete vehicle weight of Electrical Bicycle increases too much, again the user is brought inconvenience.
The purpose of this invention is to provide a kind of complete vehicle weight light (＜22 kilograms), continuation mileages for one time charging is the light-duty High Performance Electrical Bicycle of big (＞40 kilometers).
Purpose of the present invention may be achieved by following means.
1. adopt the High Performance boxlike Ni-MH battery group of the described specific energy＞60Wh/Kg of CN98208815.9 as electrokinetic cell, and go among special-purpose work post plastics or the corrosion-resistant steel combination drawer locking and combine this Ni-MH battery is box-packed with the schoolbag frame of Electrical Bicycle, form a whole, be installed on trailing wheel top, can be battery case dismounting and change or charging easily.
2. adopt the described punching shaft type of ZL9522724.3 efficient permanent magnet motor actuator, it is installed on Electrical Bicycle front-wheel center, and combines with wheel shaft, drive wheel forms a whole; And make the similar weight of actuator weight and electrokinetic cell, and make two part weight of front-wheel and trailing wheel of car load consistent, guarantee that the center of gravity of car load is suitable with the center-of-gravity position of original bicycle, thereby improve safe reliability of the present invention.
3. adopt higher aluminum alloy of strength-to-density ratio or titanium alloy, high-tensile structural steel, fiber composite materials structural materials, alleviate complete vehicle weight, adapt to not consumer demand of market as the Electrical Bicycle vehicle body.
4. adopt the described human-power electronic control device of CN98208817.5 or CN97112399.3 to implement the electric power power-assist, prolong continuation mileages for one time charging.Described human-power electronic control device is installed on the anterior of boxlike Ni-MH power cell group and connects mutually with electrokinetic cell with connector.
5. adorn three grades of mechanical speed-control devices in adopting, be installed on trailing wheel and quicken or reduction of speed, improve grade climbing performance in order to foot-operated the travelling of manpower.
Be description of drawings below, by means of following accompanying drawing extremely caption can understand high-performance light-weight electric bicycle of the present invention better, wherein:
Fig. 1 is the scheme drawing of the general structure design of High Performance of the present invention, light-weight electric bicycle;
Fig. 2 is the general arrangement scheme drawing that boxlike Ni-MH power cell, human-power electronic control device combine with schoolbag frame;
Fig. 3 is the scheme drawing of another object lesson of the general structure design of High Performance of the present invention, light-weight electric bicycle;
Fig. 4 is the scheme drawing of another object lesson of the general structure design of High Performance of the present invention, light-weight electric bicycle;
Fig. 5 is the scheme drawing that also has an object lesson of the general structure design of High Performance of the present invention, light-weight electric bicycle;
In above-mentioned accompanying drawing, the label of each parts is as follows, (1) vehicle body, (2) high efficiency drive device, (3) Ni-MH power cell, (4) human-power electronic control device, (5) adorn three grades of mechanical adjustable speed drives in, (6) boxlike Ni-MH power cell, (7) human-power electronic control device, (8) combination drawer, (9) electronic controller and electrokinetic cell coupling, (10) key switch, (11) charging hole, (12) fixed bolt hole, (13) hind axle center.
Be detailed description of the present invention below, by following description and embodiment and in conjunction with above-mentioned accompanying drawing, can more be expressly understood the present invention, High Performance of the present invention, light-weight electric bicycle adopts new material, high-energy-density Ni-MH power cell that novel technique is made and high efficiency permanent magnet motor drives, and human-power electronic control device and charger are formed light-duty, safety, practical, high efficiency electric propulsion system engineering, and on car load outward appearance and structure design, keep close with traditional bicycle, have light, flexibly, practical every characteristics.Thereby guarantee the car load center of gravity low, in light weight, when travelling power saving laborsaving, continuation mileages for one time charging is long; Adorn three grades of mechanical speed changes in the rear axle, can guarantee grade climbing performance laborsaving and good when manpower is ridden again.
By the listed data contrast of table 2, Electrical Bicycle EB2405 of the present invention with similar in, light-weight electric bicycle compares, can be clear that from comparative result, during the complete vehicle weight of Electrical Bicycle of the present invention is the lightest, continuation mileages for one time charging has surpassed that prior art makes, light-weight electric bicycle.Specifically see Table 2:
Table 2. Electrical Bicycle of the present invention with similar in, the performance ratio of light-weight electric bicycle
* Japanese Electrical Bicycle output in 1997 is 240,000, and wherein YA company accounts for 74.8%, and Na company accounts for 17.9%, and Ho company accounts for 4.5%.* Japan Electrical Bicycle complete vehicle weight is the lightest, is the Relacle24 of Na company " 21000 of 26.5 kilograms of * * * NG company in 1997 sales volumes.
Table 3 is the principal particulars of Electrical Bicycle product line of the present invention
Be embodiments of the invention below,
Embodiment one
Present embodiment is the EB2405 type high-performance light-weight electric bicycle that the structural behaviour of the description according to the present invention is made, again in the present embodiment, adopt low-alloy steel vehicle frame and wheel rim, wheel footpath 24 "; 150W punching shaft type efficient permanent magnet motor actuator (heavy 2.8Kg) direct drive front-wheel; 24V 5AH boxlike high-energy-density Ni-MH power cell (2.3Kg) and " human-power resultant force " electronic controller are contained in that locking combines into an integral body among the corrosion-resistant steel drawer with schoolbag frame; be installed on trailing wheel top and also use bolt; complete vehicle weight 21Kg, 42 kilometers of continuation mileages for one time charging.
Car load outward appearance and Overall Structure Design, as shown in Figure 1.(1) steel body, (2) efficient permanent magnet motor actuator, (3) 24V 5AH Ni-MH power cell, (4) human-power electronic control device is adorned three grades of mechanical governor in (5).
Embodiment two
Present embodiment is the EB2405A type high-performance light-weight electric bicycle that the structural behaviour of the description according to the present invention is made; The described Electrical Bicycle of present embodiment adopts aluminium alloy bicycle frame and wheel rim, wheel footpath 24 "; 150W punching shaft type efficient permanent magnet motor actuator (heavy 2.8KG) direct drive magnet-wheel; 24V 5AH high-energy-density boxlike Ni-MH power cell (2.3Kg) is contained among the engineering plastics drawer locking and is combined into one with schoolbag frame and is installed on trailing wheel top and use bolt; use chain gear when manpower is ridden, and adorn three grades of mechanical variable speed devices in hind axle is installed.Complete vehicle weight＜19 kilogram, 44 kilometers of continuation mileages for one time charging.
Car load outward appearance and structure collectivity are as shown in Figure 3.(1) car body of aluminum alloy, (2) 150W efficient permanent magnet motor actuator, (3) 24V 5AH Ni-MH power cell, (4) human-power electronic control device is adorned three grades of mechanical governor in (5).
Embodiment three
Present embodiment is the EB2410 type high-performance light-weight electric bicycle that the structural behaviour of the description according to the present invention is made; The described Electrical Bicycle of present embodiment has adopted the wheel rim (heavy 13.4g) of aluminium alloy bicycle frame, wheel footpath 24 "; 26 ", 150W punching shaft type efficient permanent magnet motor actuator (heavy 2.8Kg), 24V 10AH boxlike Ni-MH power cell (4.8Kg), be contained among the engineering plastics drawer of two sides of schoolbag frame and lock, being combined into one with schoolbag frame is installed on trailing wheel top and uses bolt.Use chain gear when manpower is ridden, and in hind axle, adorn three grades of mechanical variable speed devices in the installing.22 kilograms of complete vehicle weights, human-power resultant force's mileages of continuation＞70 kilometer of once charging, or Electronmotive Force is travelled 40 kilometers.Also all manpower is ridden, and has excellent riding property.
Car load outward appearance and Overall Structure Design be as shown in Figure 4: (1) car body of aluminum alloy, (2) 150W efficient permanent magnet motor actuator; (3) 24V 5AH 2 Ni-MH power cells; (4) electronic controller; (5) adorn three grades of mechanical governor in.
Embodiment four
Present embodiment is the EB2407 type high-performance light-weight electric bicycle that the structural behaviour of the description according to the present invention is made; Adopted the wheel rim (13.4Kg) of aluminium alloy bicycle frame, 150W punching shaft type efficient permanent magnet motor actuator (2.8Kg) direct drive front-wheel, 24V 6.5AH boxlike high-energy-density Ni-MH power cell (2.7Kg), electronic controller is contained in to lock among the engineering plastics drawer with schoolbag frame locking and is combined into one with schoolbag frame, be installed on trailing wheel top, and use bolt.
Use chain gear when manpower is ridden, and establish interior three grades of mechanical variable speed devices in the hind axle installation.Complete vehicle weight＜21 kilogram, continuation mileages for one time charging＞45 kilometer.
Car load outward appearance and Overall Structure Design be as shown in Figure 3: (1) car body of aluminum alloy, (2) 150W efficient permanent magnet motor actuator; (3) 24V6.5AH Ni-MH power cell; (4) electronic controller; (5) adorn three grades of mechanical registers in.
High-performance light electricity bicycle of the present invention is made up of specific energy＞free of contamination boxlike Ni-MH power cell of 65 watt-hour/kilograms, punching shaft type actuator, people's one electric electronic controller of making a concerted effort, quick charger; Complete vehicle weight＜22 kilogram, mileages of continuation 40-45 kilometer charges one time; It is the performance-oriented Electrical Bicycle that is applicable to the place of strictly controlled environment pollution.
Claims (6)
1. high-performance light-weight electric bicycle, it is characterized in that described Electrical Bicycle is made up of make a concerted effort electronic controller (3) and portable quick charger of specific energy＞60 watt-hours/kilogram boxlike Ni-MH power cell (1), efficient permanent magnet motor actuator (2), people-electricity, complete vehicle weight＜22 kilogram, continuation mileages for one time charging 40-80 kilometer;
2. Electrical Bicycle according to claim 1 is characterized in that described actuator (2) is installed on front-wheel wheel shaft position and forms drive wheel
3. Electrical Bicycle according to claim 1 is characterized in that described boxlike Ni-MH power cell and the people-electricity electronic controller of making a concerted effort is installed within the corrosion-resistant steel or engineering plastics battery drawer (5) of schoolbag frame (4).
4. Electrical Bicycle according to claim 1 is characterized in that described boxlike Ni-MH power cell is that the cylinder-type nickel-metal hydride battery group of 24 volts of 5-7 ampere-hours, specific energy＞60 watt-hour/kilograms is formed by capacity, weight＜2.3 kilogram.
5. Electrical Bicycle according to claim 1 is characterized in that described actuator is as described in the ZL95227242.3.
6. Electrical Bicycle according to claim 1 is characterized in that described manpower-electric power makes a concerted effort electronic controller as described in 98208817.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99111629 CN1286193A (en) | 1999-08-25 | 1999-08-25 | High-performance light-weight electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99111629 CN1286193A (en) | 1999-08-25 | 1999-08-25 | High-performance light-weight electric bicycle |
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| Publication Number | Publication Date |
|---|---|
| CN1286193A true CN1286193A (en) | 2001-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99111629 Pending CN1286193A (en) | 1999-08-25 | 1999-08-25 | High-performance light-weight electric bicycle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752258A (en) * | 2016-05-23 | 2016-07-13 | 河南工业和信息化职业学院 | Novel vehicle-mounted charger device of bicycle type electric vehicle |
-
1999
- 1999-08-25 CN CN 99111629 patent/CN1286193A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752258A (en) * | 2016-05-23 | 2016-07-13 | 河南工业和信息化职业学院 | Novel vehicle-mounted charger device of bicycle type electric vehicle |
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