CN2680559Y - Chassis arrangement for electric power scooter - Google Patents
Chassis arrangement for electric power scooter Download PDFInfo
- Publication number
- CN2680559Y CN2680559Y CN 200420000614 CN200420000614U CN2680559Y CN 2680559 Y CN2680559 Y CN 2680559Y CN 200420000614 CN200420000614 CN 200420000614 CN 200420000614 U CN200420000614 U CN 200420000614U CN 2680559 Y CN2680559 Y CN 2680559Y
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- Prior art keywords
- limit
- base structure
- axle
- locating part
- wheel
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Abstract
The utility model provides a chassis arrangement for electric power scooter, comprising a first part which is composed of a casing tube on which a driving wheel is provided and a first edge. The second part comprises a knuckle on which a deflecting roller is provided and a second edge which is corresponded to the first edge. The first edge is connected with the second edge through a joint element. At least one of the first edge and the second edge can rotate around the joint element.
Description
Technical field
The utility model relates to base structure, relates in particular to the base structure that is used for electric cycle.
Background technology
At present, vehicle has become running vehicle indispensable in people's daily life, and especially automobile and motor bike have almost become the part that the modern lives.Yet, because fuel oil power actuated vehicle ubiquity air-polluting problems such as automobile and motor bike so in today that people's environmental consciousness strengthens day by day, the battery-driven car with environmental consciousness just arises at the historic moment, various battery-driven cars occurred now.Pedestal is very important parts in the battery-driven car.
China's utility model patent ZL02216290.9 number (Granted publication number: 2532004Y) disclose a kind of " four-wheel electric motor car ", comprise vehicle frame, handlebar, seat, chargeable battery, two front-wheels and two trailing wheels, handlebar, seat and wheel are installed on the vehicle frame, battery provides power to car load, the direction of handlebar control front-wheel and and then the control car load turn to, it is characterized in that: two front-wheel inboards are fixed with directed piece respectively, manage before having vehicle frame under the handlebar, handlebar by vehicle frame before pipe be installed on the vehicle frame, pipe is provided with boss before the vehicle frame, two pilot bars are installed on the boss, pilot bar one end links to each other with boss with universal-joint, the other end links to each other with the directed piece of front-wheel inboard with universal-joint, and when rotating handlebar, pipe orders about the front-wheel rotation by pilot bar before the vehicle frame.Because this utility model has adopted the vehicle frame of pure rigid construction, occur three-wheel when running into uneven road surface easily and land and one take turns unsettled phenomenon, this is very dangerous in the process of moving.
The name of No. 200320127977.7 of submitting on December 17th, 2003 of the applicant is called in the Chinese utility application of " electric cycle " and has disclosed a kind of electric cycle, comprise pedestal and standpipe, pedestal comprise first side and second side and with first side longitudinal axis vertical with second side, standpipe is arranged on first side of pedestal, is connected with pedestal.The upper end of standpipe is provided with handlebar, and this electric cycle also comprises: two drive wheels are arranged on the both sides near the part of first side of pedestal; At least one wheel flutter is arranged on the bottom near the part of second side of described pedestal; Actuating device is used for driving this drive wheel; And electric supply installation, be arranged on the bottom of pedestal, be electrically connected with actuating device, for actuating device provides electric energy.The pedestal of this electric cycle adopts pure rigid construction, and as described in Figure 1, this pedestal 1 is an integral body, and the wheel flutter (not shown) is connected to second side 11 of this pedestal by steering swivel, and the drive wheel (not shown) is arranged on the both sides of first side 13 of this pedestal.During driving, driver's center of gravity is near the drive wheel of car body first side, when travelling on uneven road surface, may occur having only a situation about landing in two wheel flutters, this just causes the wheel flutter serious wear that often lands, and because wheel flutter is a brake wheel, then might influence braking effect, even can change its travel direction at the electric cycle glancing impact, safety problem appears.
Therefore, need a kind of base structure that is used for electric cycle that can address the above problem.
The utility model content
The purpose of this utility model is to provide a kind of base structure that is used for electric cycle that can solve the above-mentioned problems in the prior art.
To achieve these goals, the utility model provides a kind of base structure that is used for electric cycle, comprising: first comprises the sleeve pipe and one first limit that are used to be provided with drive wheel; And second portion, comprise the steering swivel and second limit corresponding to first limit that are used to be provided with wheel flutter.First limit of first and second limit of second portion link together by a connection piece, and at least one in first limit and second limit can be rotated around this attaching parts.
In above-mentioned base structure, attaching parts is one, and this is arranged on the midway location on first limit of first, with first in same plane, perpendicular to this first limit; Position corresponding to this on second limit of second portion is provided with a hole, but the axle patchhole.
In above-mentioned base structure, this also can be arranged on the midway location on second limit of second portion, with second portion in same plane, perpendicular to this second limit; Position corresponding to this on first limit of first is provided with a hole, but the axle patchhole.
In above-mentioned base structure, this end away from fixed end is provided with screw thread, so that screw in nut, can prevent that first and second portion break away from.
In above-mentioned base structure, on second portion, locating part can be set, when second portion rotated around axle, locating part can be used to limit the position of second portion.On the contrary, locating part also can be arranged in the first, and when first rotated around axle, locating part can be used to limit the position of first.This locating part can be integrally formed with first or second portion.Locating part makes first limit of first or second limit of second portion center on the angle of axle rotation smaller or equal to ± 3 °.
In above-mentioned base structure, axle can be integrally formed with second limit of first limit of first or second portion.
Compare with base structure of the prior art, the advantage of the base structure that the utility model provides is, owing to adopted first and second portion to use the electric cycle of base structure provided by the utility model to overcome the safety hazard that three-wheel lands around the structure of waving of a rotation.
Description of drawings
Fig. 1 is the scheme drawing according to base structure in the electric cycle of No. 200320127977.7 utility model patent of the applicant's submission;
Fig. 2 is the decomposing schematic representation according to the base structure of first embodiment of the present utility model;
Fig. 3 is the scheme drawing after the assembling of base structure shown in Figure 2;
Fig. 4 is the scheme drawing of base structure shown in Figure 3 when being in rotary state;
Fig. 5 is the exploded drawings according to the base structure of second embodiment of the present utility model; And
Fig. 6 is the cross sectional drawing according to the base structure of this first practical embodiment.
The specific embodiment
Base structure provided by the utility model is described with reference to the accompanying drawings.In the accompanying drawings, identical label is indicated identical parts.
Fig. 2 shows the exploded drawings according to the base structure of first embodiment of the present utility model.This base structure comprises first 10 and second portion 20.First 10 is shaped as rectangle, has one first limit 101, and the midway location on first limit 101 is provided with one 103, is provided with threaded portion 105 at this end of 103.Be provided with two sleeve pipes 109,111 at two ends, be used to be provided with the drive wheel (not shown) with the opposite side 107 on first limit 101.Second portion 20 has one second limit 201, and the position corresponding to axle 103 on second limit 201 is provided with a hole 203.But axle 103 patchholes 203.Be vertically installed with two crossbeams 205,207 respectively at the two ends on second limit 201, be respectively arranged with steering swivel 209,211, be used to be provided with the wheel flutter (not shown) at the end of these two crossbeams.Also be respectively arranged with locating part 215,217 on crossbeam 205,207, second limit 201 that is used for limiting second portion 20 is around the angles that axle 103 rotates, preferably this angle is limited to ± 3 ° in.Why this angle is preferably ± 3 °.Reason is: first, centnifugal force when electric cycle is turned can make the out-shift of gravity center of driver and car load, the pressure that the front-wheel (drive wheel) in the outside and trailing wheel (wheel flutter) are born increases, when two wheel flutters can wave with respect to preceding crop rotation horizontal direction, if predetermined angle not will inevitably cause outside front-wheel and two new carrying triangles of trailing wheels formation owing to waving, just, inboard front-wheel reduces ground-surface pressure, even the perk of meeting built on stilts, causes overturning.Facts have proved that spacing ± 3 ° can prevent that the perk amount of car load is excessive, avoid the generation of skip car event.The second, according to the concrete size of this car, spacing ± 3 ° can make trailing wheel swing up and down about 9mm, for example, when wheelspan be 500mm, when wheelbase is 407mm, at 0.2m
2About area in, as long as depression is no more than 18mm, just can guarantee that four-wheel contacts with ground simultaneously, the electric cycle that adopts base structure provided by the utility model is usually in road, footway and indoor use, generally speaking, depression in the land surface is not too large, and the setting that swings up and down 9mm is enough used.It will be appreciated by those skilled in the art that as required, can arbitrarily adjust predetermined angle and swing up and down amplitude.In addition, it will be evident to one skilled in the art that, axle 103 can be integrally formed with second limit 201, and locating part 215,217 can be integrally formed with crossbeam 205,207, and locating part 215,217 also can be arranged in the first or be integrally formed with first.
Fig. 3 is the scheme drawing after the assembling of base structure shown in Figure 2.As we can see from the figure, can use nut 213 to screw in the threaded portion 105 of the end that is arranged on axle 103, thereby first 10 and second portion 20 are linked together.
Fig. 4 is the scheme drawing of base structure shown in Figure 3 when being in rotary state.When the electric cycle that has used this base structure ran into uneven road surface, second portion 20 rotated around axle 103, and locating part 215,217 has limited the position that second portion 20 rotates.
Fig. 5 is the exploded drawings according to the base structure of second embodiment of the present utility model.Compare with the base structure according to first embodiment of the present utility model shown in Figure 2, difference is that axle 103 is arranged on the midway location on second limit 201 of second portion 20, and hole 203 is arranged on the position corresponding to axle 103 on first limit 101 of first 10.
Fig. 6 is the cross sectional drawing according to the base structure of this first practical embodiment.Can see axle 103 holes of passing on second limit 201 that is arranged on second portion 20 203 on first limit 101 that is arranged on first 10 in the drawings, and first 10 and second portion 20 be linked together by the threaded portion 105 that nut 213 is screwed in the end that is arranged on axle 103.
Use base structure provided by the utility model, can overcome the existing problem of pure rigid holder body structure of the prior art, strengthened braking safety.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present utility model.
Claims (10)
1. base structure that is used for electric cycle comprises:
First comprises the sleeve pipe and one first limit that are used to be provided with drive wheel;
And
Second portion, comprise the steering swivel that is used to be provided with wheel flutter and one corresponding to
Second limit on described first limit;
It is characterized in that:
First limit of described first and second limit of described second portion link together by a connection piece, and at least one in described first limit and described second limit can be rotated around described attaching parts.
2. base structure according to claim 1 is characterized in that:
Described attaching parts is one, and described axle is vertically set on the midway location on first limit of described first, with described first in same plane; And
Position corresponding to described axle on second limit of described second portion is provided with a hole, and described axle can pass through described hole.
3. base structure according to claim 1 is characterized in that:
Described attaching parts is one, and described axle is vertically set on the midway location on second limit of described second portion, with described second portion in same plane; And
Position corresponding to described axle on first limit of described first is provided with a hole, and described axle can pass through described hole.
4. according to claim 2 or 3 described base structures, it is characterized in that: the end away from fixed end of described axle is provided with screw thread, so that screw in nut, prevents that described first and described second portion break away from.
5. according to arbitrary described base structure in the claim 2 to 4, it is characterized in that: described second portion is provided with locating part, and when described second portion rotated around described axle, described locating part can limit the position of described second portion.
6. base structure according to claim 5 is characterized in that: described locating part and described second portion are integrally formed.
7. according to arbitrary described base structure in the claim 2 to 4, it is characterized in that: described first is provided with locating part, and when rotating around described axle in described first, described locating part can limit the position of described first.
8. base structure according to claim 7 is characterized in that: described locating part and described first are integrally formed.
9. according to each described base structure in the claim 5 to 8, it is characterized in that: described locating part makes first limit of described first or second limit of described second portion center on the angle of described axle rotation smaller or equal to ± 3 °.
10. according to each described base structure in the claim 1 to 9, it is characterized in that: described attaching parts can be integrally formed with second limit of first limit of described first or described second portion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420000614 CN2680559Y (en) | 2004-01-12 | 2004-01-12 | Chassis arrangement for electric power scooter |
| US10/814,204 US7192040B2 (en) | 2003-12-17 | 2004-03-31 | Drive mechanism for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420000614 CN2680559Y (en) | 2004-01-12 | 2004-01-12 | Chassis arrangement for electric power scooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2680559Y true CN2680559Y (en) | 2005-02-23 |
Family
ID=34605263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420000614 Expired - Fee Related CN2680559Y (en) | 2003-12-17 | 2004-01-12 | Chassis arrangement for electric power scooter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2680559Y (en) |
-
2004
- 2004-01-12 CN CN 200420000614 patent/CN2680559Y/en not_active Expired - Fee Related
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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: 20050223 |