CN202728492U - Electrical hub flywheel with few teeth - Google Patents

Electrical hub flywheel with few teeth Download PDF

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Publication number
CN202728492U
CN202728492U CN 201220139916 CN201220139916U CN202728492U CN 202728492 U CN202728492 U CN 202728492U CN 201220139916 CN201220139916 CN 201220139916 CN 201220139916 U CN201220139916 U CN 201220139916U CN 202728492 U CN202728492 U CN 202728492U
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China
Prior art keywords
wheel hub
electric wheel
flywheel
gear ring
teeth
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Expired - Fee Related
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CN 201220139916
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Chinese (zh)
Inventor
赵幼仪
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Beijing Micro Horse Technology Co Ltd
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Individual
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Priority to CN 201220139916 priority Critical patent/CN202728492U/en
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Abstract

An electrical hub flywheel with a few teeth is composed of a hooking gear ring, a ball, a ballhead, a fixed gear, a retainer ring, and a lock net. The hooking gear ring is a cylindrical element and can be fixedly hooked on a flywheel connector of an electrical hub. The ballhead is installed in the hooking gear ring through the ball. The fixed gear is rotatably connected to a motor shaft through a screw and installed on the ballhead through the ball. The retainer ring penetrates through the motor shaft and is tightly attached to the outer side of the fixed gear. Ultimately, the lock net is used for locking the position of the retainer ring. The electrical hub flywheel with the few teeth enables the electrical hub with a standard socket to be provided with the flywheel with the few teeth, wherein the number of the teeth is sixteen. The pedal riding speed of an electrical bicycle is improved to be twice as fast as the original speed, and the electrical hub flywheel with the few teeth is a genuine environmental-friendly energy-saving traffic tool.

Description

The few tooth flywheel of electric wheel hub
Technical field
The utility model relates to the automobile-used a kind of flywheel of electrical salf-walking, particularly can be articulated in the flywheel that is less than 16 teeth on the electric wheel hub.
Background technology
We know, generally that is 22 teeth to the wheel disc that Electrical Bicycle uses, but because the rotor of wheel hub motor uses bearing to be fixedly connected on the motor shaft, wheel hub motor articulates flywheel and is restricted, general articulating on the screw socket, the minimum flywheel number of teeth that can articulate is 16 teeth, so transmitting ratio is too little, only only has β=22/16=1.37.When larger in wheel footpath such as 26 ", by per 3 seconds foot-operated two borders calculate, then riding speed V=3.14 * 0.66 * 2400 * 1.37=6.8(km/h) is only slightly fast than walking speed (5km/h).In fact, the use function of such Electrical Bicycle just equals the function of battery-driven car, and the foot-operated device of riding has become ornaments substantially.What problem was larger is, present 12in electric bicycle with small wheel diameter, also use this foot-operated chain to pass system, even if this car uses 36 larger gear wheel dishes, its speed also only has V=3.14 * 0.3 * 2400 * 2.25=5.1km/h, identical with people's walking speed, the customer has strong comments, and the little QQ of this 12in is very immature technically, and the foot-operated velocity of encounter barrier of riding is difficult to improve, so-called green traffic instrument is merely nominal, and technical matters needs to be resolved hurrily.
As far back as 2008, I disclosed a kind of can be used on ordinary bicycle and the Electrical Bicycle with regard to this defective of special concern Electrical Bicycle The inward turning coupled flywheel( ZL200820108289.9), the inward turning coupled flywheel on electric wheel hub success articulated few tooth flywheel less than 16 teeth, the riding speed of Electrical Bicycle is doubled, broken through the speed barrier value, obtained progress.But the interface that articulates flywheel owing to wheel hub motor need to be special, and interior stretched wire axle flywheel can not be directly installed on the existing Universal hub motor, and comprehensive upgrading is carried out in addition mold manufacturing, and this just is subject to certain limitation aspect applying.
Summary of the invention
In order to overcome the existing shortcoming that connects the technology that flies, make the riding speed of all Electrical Bicycles no longer be subjected to the restriction of foot-operated barrier value, bring larger convenience to people, the utility model provides a kind of electric wheel hub few tooth flywheel, the few tooth flywheel structure of this electric wheel hub is ingenious, dismounting Simple fast on existing electric wheel hub, it is extremely convenient to use.
The utility model is that the technical scheme that the above-mentioned technical goal of realization is taked is: the few tooth flywheel of electric wheel hub by articulate gear ring, ball, fly head, fixed shelves, collar, several major parts of locknut consist of, wherein articulating gear ring is a circle tube member, can articulate on the flywheel interface that is fastened on electric wheel hub, flying head is installed in by ball and articulates in the gear ring, fixed shelves use the spiral shell button to be screwed on the motor shaft, and be installed in by ball and fly on the head, collar penetrates motor shaft and is close to the fixed shelves outside, uses at last locknut with the collar latched position.The described gear ring that articulates is a special joining spare, according to the difference of outside face four kinds of different structures is arranged, and can be that cylinder articulates gear ring, can be that protruding key articulates gear ring, can be that annular knurl articulates gear ring, also can be that multi-prismatic surface articulates gear ring; On the circular-hole internal-wall that four kinds articulate gear ring, an end arranges hickey, and the other end arranges the adapter shaft bowl, and middle one section arranges ratchet ring.The described head that flies is extraordinary a company to fly the axle shelves, and is cylindrical at its grade tail one end, has collar groove and very heavy groove on it, in very heavy groove, pack into very heavy, and the jump ring of then in the collar groove, packing into, jump ring can not come off very heavy being clamped in the jump ring in very heavy groove; Very heavy groove has two at the shelves tail, both be separated by 180 the degree, at the two ends of shelves tail drum diameter; The part of joining with the shelves tail is the connecting shaft shelves; The front of connecting shaft shelves is necking downs that diameter reduces; The front of necking down is lacked exactly tooth and is even flown, and the front that few tooth even flies is exactly connecting shaft bowl foremost, is provided with interior axle bowl in the inside of connecting shaft bowl.Arrange on the described fixed shelves and surely fly shelves, negative thread and the motor shaft screw thread of fixed shelves are good fit.Described collar is a rounded washers, and its endoporus is not a positive circular hole but long lumbar hole, and the both sides straight flange is consistent with the flat sides of motor shaft, and collar can be inserted in motor shaft, but can not rotate at motor shaft.It is the flywheel that is less than 16 teeth that described few tooth connects the tooth number that flies, and the scope of its value is 15 teeth, 14 teeth, 13 teeth, 12 teeth, 11 teeth, 10 teeth, 9 teeth, 8 teeth, 7 teeth.It is the axial protruding key that evenly distributes on cylindrical outer surface that described protruding key articulates gear ring, protruding strong cross section is rectangular, the minimum number of protruding key is to be separated by two of 180 degree arrangements, or 120 three of spending of being separated by, or 90 four of spending of being separated by, or 72 five of spending of being separated by, or 60 six of spending of being separated by, or 45 8 of spending of being separated by, or 40 9 of spending of being separated by, or 36 ten of spending of being separated by, or 30 12 of spending of being separated by.It is to roll out because groove forms scraggly design face at cylindrical outer surface that described annular knurl articulates gear ring, and the groove line of design face is the best with the center axially parallel that articulates gear ring.Described multi-prismatic surface articulates the prismatic surface of gear ring can get pentagonal prism face or six prismatic surfaces or eight prismatic surfaces or nine prismatic surfaces or ten prismatic surfaces or 12 prismatic surfaces or ten quadrangular faces or ten pentagonal prism faces or 16 prismatic surfaces or 18 prismatic surfaces or 20 prismatic surfaces or 22 prismatic surfaces or 20 quadrangular faces.It is described that to articulate the hickey of gear ring identical with standard thread on the electric wheel hub flywheel interface, be that hickey also is the standard screw socket that connects flywheel, articulating gear ring can be installed on the various electric wheel hubs with standard screw socket, no matter this electric wheel hub is the flower-drum type electric wheel hub, or the integral electric wheel hub.
The designed gear ring that articulates with interior ratchet of the utility model, have few tooth connect fly fly head and fixed shelves wait one group of extraordinary combiner, formation can be installed in few tooth flywheel body on the electric wheel hub, this is so that at the few tooth flywheel that can install on the electric wheel hub below 16 teeth, be easy to a chain transmitting ratio and improve twice even 3 times, the speed of Electrical Bicycle is improved greatly.Such as, take turns on the little QQ Electrical Bicycle at 12in, 8 teeth are installed even to fly, use the general wheel disc of 36 teeth at axis, then the chain transmitting ratio is β=36/8=4.5, and foot-operated riding speed is just brought up to V=3.14 * 0.3 * 2400 * 4.5=10.2km/h, and speed is totally brought up to driving at moderate speed of twice from 5.1km/h, is this is not equal to have created miracle? can say, the few tooth flywheel of electric wheel hub will make all in the world Electrical Bicycles all become the vehicle of real green low-carbon.And the cylindrical outer surface that articulates gear ring can be selected protruding key, annular knurl, the different structure of multi-prismatic surface, use the general tools such as adjustable wrench, female wrench, just can easily dismantle and install from the flywheel interface of electric wheel hub, again will not damage electric wheel hub because of changing flywheel, this also is a much progress of flywheel technology.Hence one can see that, and positive effect of the present utility model is extraordinary.
Description of drawings
Below in conjunction with drawings and Examples, the utility model is further specified.
Fig. 1 is the few tooth flywheel structure schematic diagram of a kind of electric wheel hub provided by the utility model.
Fig. 2 is the few tooth flywheel part structural representation of electric wheel hub provided by the utility model.
Fig. 3-1, Fig. 3 the-the 2nd, and protruding key articulates the gear ring structure schematic diagram.
Fig. 4-1, Fig. 4 the-the 2nd, and multi-prismatic surface articulates the gear ring structure schematic diagram.
Fig. 5-1, Fig. 5 the-the 2nd, and annular knurl articulates the gear ring structure schematic diagram.
Fig. 6 is that the flower-drum type electric wheel hub is installed the few tooth flywheel structure schematic diagram of electric wheel hub.
Fig. 7 is that the integral electric wheel hub is installed the few tooth flywheel structure schematic diagram of electric wheel hub.
Among Fig. 1, 103Cable, 102Motor shaft, 1A1It is the brake interface , 101The electric wheel hub shell, 108Bearing, 1B1Bearing seat, 1C1The flywheel interface, 201To articulate gear ring, 200The few tooth flywheel of electric wheel hub, 300It is locknut.
Among Fig. 2, 2A1Circular hole, 211Hickey, 2B1Ratchet ring, 2C1The adapter shaft bowl, 202Ball, 2A3A thousand pieces of gold, 2B3Jump ring, 2C3The connecting shaft shelves, 2D3Necking down, 2E3That few tooth even flies, 2F3The connecting shaft bowl, 203To fly head , 2G3It is interior axle bowl. 204Ball, 2A5Surely to fly shelves, 205Fixed shelves, 206It is collar.
Among Fig. 3-1, Fig. 3-2, 2B1Ratchet, 2E1Protruding key, 211Hickey, 2C1It is the adapter shaft bowl.
Among Fig. 4-1, Fig. 4-2, 2F1It is multi-prismatic surface.
Among Fig. 5-1, Fig. 5-2, 2G1It is the design face.
Among Fig. 6, Fig. 7, 100Be electric wheel hub, comprise flower-drum type electric wheel hub and integral electric wheel hub.
The specific embodiment
As shown in Figure 1, be the few tooth flywheel of electric wheel hub 200Be installed in the electric wheel hub shell 101On structural representation.The electric wheel hub of standard universal during electric wheel hub wherein, its left side is provided with the brake interface 1A1, the right side is provided with the flywheel interface 1C1Motor shaft 102Stretch out from two ends, the motor cable is drawn in axis hole.The few tooth flywheel of electric wheel hub 200Rely on it to articulate gear ring 201Installation is fastened on the flywheel interface of electric wheel hub 1C1On, and use locknut 300Institute's allocation.
As shown in Figure 2, the few tooth flywheel of electric wheel hub 200By articulating gear ring 201, ball 202, fly head 203, ball 204Fixed shelves 205, collar 206, locknut 300Several most of formations, wherein articulating gear ring is a circle tube member, can articulate the fastening flywheel interface at electric wheel hub 1C1On, fly head 203Pass through ball 202Be installed in and articulate in the gear ring fixed shelves 205Use the spiral shell button to be screwed in motor shaft 102On, and pass through ball 204Be installed in and fly on the head collar 206Penetrate motor shaft and be close to the fixed shelves outside, use at last locknut 300With the collar latched position.Articulate gear ring 201Being a special joining spare, according to the difference of outside face four kinds of different structures being arranged, can be that cylinder articulates gear ring, can be that protruding key articulates gear ring, can be that annular knurl articulates gear ring, also can be that multi-prismatic surface articulates gear ring; Four kinds of circular holes that articulate gear ring 2A1On the inwall, an end arranges hickey 211, the other end arranges the adapter shaft bowl 2C1, middle one section arranges ratchet ring 2B1Fly head 203Extraordinary a company to fly the axle shelves, cylindrical at its grade tail one end, have collar groove and very heavy groove on it, in very heavy groove, pack into very heavy 2A3, the jump ring of then in the collar groove, packing into 2B3, jump ring can not come off very heavy being clamped in the jump ring in very heavy groove; Very heavy groove has two at the shelves tail, both be separated by 180 the degree, at the two ends of shelves tail drum diameter.The part of joining with the shelves tail is the connecting shaft shelves 2C3, the front of connecting shaft shelves is necking downs that diameter reduces 2D3, the front of necking down is lacked exactly tooth and is even flown 2E3, the front that few tooth even flies is exactly connecting shaft bowl foremost 2F3, be provided with interior axle bowl in the inside of connecting shaft bowl 2G3Fixed shelves 205On arrange and surely fly shelves 2A5, negative thread and the motor shaft screw thread of fixed shelves are good fit.Collar 206Be a rounded washers, its endoporus is not a positive circular hole but long lumbar hole, and the both sides straight flange is consistent with the flat sides of motor shaft, and collar can be inserted in motor shaft, but can not rotate at motor shaft.It is the flywheel that is less than 16 teeth that few tooth connects the tooth number that flies, and the scope of its value is 15 teeth, 14 teeth, 13 teeth, 12 teeth, 11 teeth, 10 teeth, 9 teeth, 8 teeth, 7 teeth.
Be depicted as protruding key such as Fig. 3-1, Fig. 3-2 and articulate gear ring 201The axial protruding key 2E1 that namely on cylindrical outer surface, evenly distributes, protruding strong cross section is rectangular, and the minimum number of protruding key is to be separated by two that 180 degree arrange, or 120 three of spending of being separated by, or 90 four of spending of being separated by, or 72 five of spending of being separated by, or 60 six of spending of being separated by, or 45 8 of spending of being separated by, or 40 9 of spending of being separated by, or 36 ten of spending of being separated by, or 30 12 of spending of being separated by.Protruding key forms resistance, uses common wrench also can be easy to Assembly ﹠Disassembly.
Be depicted as multi-prismatic surface such as Fig. 4-1, Fig. 4-2 and articulate gear ring 201, its prismatic surface can be got pentagonal prism face or six prismatic surfaces or eight prismatic surfaces or nine prismatic surfaces or ten prismatic surfaces or 12 prismatic surfaces or ten quadrangular faces or ten pentagonal prism faces or 16 prismatic surfaces or 18 prismatic surfaces or 20 prismatic surfaces or 22 prismatic surfaces or 20 quadrangular faces.The even number multi-prismatic surface has the outside face of opposing parallel, uses adjustable wrench to be easy to Assembly ﹠Disassembly.
Be depicted as annular knurl such as Fig. 5-1, Fig. 5-2 and articulate gear ring 201, namely rolling out because groove forms scraggly design face at cylindrical outer surface, the groove line of design face is the best with the center axially parallel that articulates gear ring.Scraggly design face coupling box spanner easy to use Assembly ﹠Disassembly.
Such as Fig. 6, shown in Figure 7, owing to articulating gear ring 201Hickey 211With electric wheel hub flywheel interface 1C1On standard thread identical, namely hickey also is the standard screw socket that connects flywheel, articulates gear ring and can be installed in various electric wheel hubs with standard screw socket 100On, no matter this electric wheel hub is the flower-drum type electric wheel hub, or the integral electric wheel hub.

Claims (10)

1. an electric wheel hub lacks the tooth flywheel, it is characterized in that: the few tooth flywheel (200) of electric wheel hub is by articulating gear ring (201), ball (202), (204) fly head (203), fixed shelves (205), collar (206), several most of formations of locknut (300), wherein articulating gear ring (201) is a circle tube member, can articulate fastening on the flywheel interface (1C1) of electric wheel hub, flying head (203) is installed in by ball (202) and articulates in the gear ring, fixed shelves (205) use the spiral shell button to be screwed on the motor shaft (102), and be installed in by ball (204) and fly on the head, collar (206) penetrates motor shaft and is close to the fixed shelves outside, uses at last locknut (300) with the collar latched position.
2. electric wheel hub as claimed in claim 1 lacks the tooth flywheel, it is characterized in that: articulating gear ring (201) is a special joining spare, difference according to outside face has four kinds of different structures, can be that cylinder articulates gear ring, can be that protruding key articulates gear ring, can be that annular knurl articulates gear ring, also can be that multi-prismatic surface articulates gear ring; On circular hole (2A1) inwall that four kinds articulate gear ring, an end arranges hickey (211), and the other end arranges adapter shaft bowl (2C1), and middle one section arranges ratchet ring (2B1).
3. electric wheel hub as claimed in claim 1 lacks the tooth flywheel, it is characterized in that: flying head (203) is extraordinary a company to fly the axle shelves, cylindrical at its grade tail one end, have collar groove and very heavy groove on it, very heavy (2A3) packs in very heavy groove, then the jump ring (2B3) of in the collar groove, packing into, jump ring can not come off very heavy being clamped in the jump ring in very heavy groove; Very heavy groove has two at the shelves tail, both be separated by 180 the degree, at the two ends of shelves tail drum diameter; The part of joining with the shelves tail is connecting shaft shelves (2C3); The front of connecting shaft shelves is necking downs (2D3) that diameter reduces; The front of undergauge is that few tooth even flies (2E3); The front that few tooth even flies is exactly connecting shaft bowl (2F3) foremost, is provided with interior axle bowl (2G3) in the connecting shaft bowl.
4. electric wheel hub as claimed in claim 1 lacks the tooth flywheel, it is characterized in that: arrange on the fixed shelves (205) and surely fly shelves (2A5), fixed grade negative thread and motor shaft screw thread are good fit.
5. electric wheel hub as claimed in claim 1 lacks the tooth flywheel, it is characterized in that: collar (206) is a rounded washers, and its endoporus is not a positive circular hole but long lumbar hole, and the both sides straight flange is consistent with the flat sides of motor shaft, collar can be inserted in motor shaft, but can not rotate at motor shaft.
6. electric wheel hub as claimed in claim 3 lacks the tooth flywheel, it is characterized in that: it is the flywheel that is less than 16 teeth that few tooth connects the tooth number that flies (2E3), and the scope of its value is 15 teeth, 14 teeth, 13 teeth, 12 teeth, 11 teeth, 10 teeth, 9 teeth, 8 teeth, 7 teeth.
7. electric wheel hub as claimed in claim 2 lacks the tooth flywheel, it is characterized in that: protruding key articulates gear ring (201), it is the axial protruding key (2E1) that on cylindrical outer surface, evenly distributes, protruding strong cross section is rectangular, the minimum number of protruding key is to be separated by two that 180 degree arrange, or 120 three of spending of being separated by, or 90 four of spending of being separated by, or 72 five of spending of being separated by, or 60 six of spending of being separated by, or 45 8 of spending of being separated by, or 40 9 of spending of being separated by, or 36 ten of spending of being separated by, or 30 12 of spending of being separated by.
8. electric wheel hub as claimed in claim 2 lacks the tooth flywheel, it is characterized in that: it is to roll out because groove forms scraggly design face (2G1) at cylindrical outer surface that annular knurl articulates gear ring (201), and the groove line of design face is the best with the center axially parallel that articulates gear ring.
9. electric wheel hub as claimed in claim 2 lacks the tooth flywheel, and it is characterized in that: multi-prismatic surface articulates the prismatic surface of gear ring (201) can get pentagonal prism face or six prismatic surfaces or eight prismatic surfaces or nine prismatic surfaces or ten prismatic surfaces or 12 prismatic surfaces or ten quadrangular faces or ten pentagonal prism faces or 16 prismatic surfaces or 18 prismatic surfaces or 20 prismatic surfaces or 22 prismatic surfaces or 20 quadrangular faces.
10. electric wheel hub as claimed in claim 2 lacks the tooth flywheel, it is characterized in that: hickey (211) is identical with standard thread on the electric wheel hub flywheel interface (1C1), be that hickey also is the standard screw socket that connects flywheel, articulating gear ring can be installed on the various electric wheel hubs with standard screw socket, no matter this electric wheel hub is the flower-drum type electric wheel hub, or the integral electric wheel hub.
CN 201220139916 2012-04-05 2012-04-05 Electrical hub flywheel with few teeth Expired - Fee Related CN202728492U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220139916 CN202728492U (en) 2012-04-05 2012-04-05 Electrical hub flywheel with few teeth

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220139916 CN202728492U (en) 2012-04-05 2012-04-05 Electrical hub flywheel with few teeth

Publications (1)

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CN 201220139916 Expired - Fee Related CN202728492U (en) 2012-04-05 2012-04-05 Electrical hub flywheel with few teeth

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110291004A (en) * 2016-09-29 2019-09-27 克洛弗格莱德有限公司 The wheel of vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110291004A (en) * 2016-09-29 2019-09-27 克洛弗格莱德有限公司 The wheel of vehicle

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C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: BEIJING WEIMA TECHNOLOGY CO., LTD.

Free format text: FORMER OWNER: ZHAO YOUYI

Effective date: 20140616

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 100048 HAIDIAN, BEIJING TO: 100083 HAIDIAN, BEIJING

TR01 Transfer of patent right

Effective date of registration: 20140616

Address after: 100083, building 1, building 18, Zhongguancun East Road, Beijing, Haidian District, A-1108-059

Patentee after: Beijing micro Horse Technology Co., Ltd.

Address before: 100048 7-7-302, Haidian District, Beijing

Patentee before: Zhao Youyi

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130213

Termination date: 20150405

EXPY Termination of patent right or utility model