CN201385734Y - Load-carrying electric bicycle - Google Patents
Load-carrying electric bicycle Download PDFInfo
- Publication number
- CN201385734Y CN201385734Y CN200820181259U CN200820181259U CN201385734Y CN 201385734 Y CN201385734 Y CN 201385734Y CN 200820181259 U CN200820181259 U CN 200820181259U CN 200820181259 U CN200820181259 U CN 200820181259U CN 201385734 Y CN201385734 Y CN 201385734Y
- Authority
- CN
- China
- Prior art keywords
- main support
- link plate
- chain stay
- load
- stay link
- 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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- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The utility model relates to a load-carrying electric bicycle which comprises a motor, a main support frame and a pair of back bottom fork suspension plates, wherein the back bottom fork suspension plates are connected with the top of the main support frame; a clamp slot is formed on each back bottom fork suspension plate; a main shaft of the motor passes through inserting slots of the back bottom fork suspension plates, and are arranged on the back bottom fork suspension plates; connecting parts are backwards and downwards extended and arranged on the back bottom fork suspension plates in positions of the clamp slots; and the main support frame and the connecting parts are matched and hinged. The load-carrying electric bicycle solves the assembly and disassembly interference problem of the main support frame and the motor shaft, so the assembly and disassembly of a bicycle body are convenient, and the bicycle is easy to repair and maintain. Simultaneously, because of the interference reduction between the main support frame and the motor shaft, the durability of a bicycle frame is improved, and the service life of the load-carrying electric bicycle can be prolonged.
Description
Technical field
The utility model relates to a kind of load-carrying Electrical Bicycle, and is especially relevant with the body frame structure for automotive of load-carrying Electrical Bicycle.
Background technology
Popularizing and development of Electrical Bicycle, provide a kind of safety and comfort, noiselessness, pollution-free, light and handy traffic means of transport efficiently to people, the load-carrying Electrical Bicycle is as the specific type of Electrical Bicycle, it not only provides walking-replacing tool for people, also provide loading tools for people, therefore, be subjected to consumers in general's welcome.
Trailing wheel is as the major impetus element of heavy type Electrical Bicycle, and it mainly fixes by the back chain stay, and drives by motor shaft.Back chain stay is made up of two V-shaped hack levers, and the end of every hack lever connects a back chain stay link plate, and each back chain stay link plate is provided with draw-in groove.Trailing wheel is installed between two hack levers of back chain stay, and the draw-in groove that the main shaft of motor passes wherein draw-in groove, trailing wheel core wheel through hole and another back chain stay link plate of a back chain stay link plate successively is fixed on trailing wheel on the chain stay of back.And main support supports the main support element of vehicle body when upright as Electrical Bicycle, its two ends also are installed in respectively on the draw-in groove of two back chain stay link plates, therefore, the mounting structure compactness, the complexity that cause back chain stay link plate and electrode axis and main support make main support in use be prone to distortion or fracture, and it is loosening that motor shaft is in use occurred easily, there is certain potential safety hazard, and, be unfavorable for maintaining because this part body construction complexity causes the dismounting maintenance to be wasted time and energy.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of load-carrying Electrical Bicycle, and its body frame structure for automotive is simple, and the main support easy accessibility is beneficial to maintenance, and is practical.
In order to solve the problems of the technologies described above, the utility model provides a kind of load-carrying Electrical Bicycle, comprise vehicle frame, be fixedly mounted on opposed a pair of back chain stay link plate in the interval of vehicle frame rear end and main support, wherein, described main support is hingedly mounted on the link plate part of the described draw-in groove bottom of chain stay link plate afterwards.
Described load-carrying Electrical Bicycle, wherein, also comprise two connecting pins, establish perforation on the link plate part of the draw-in groove bottom of described back chain stay link plate, two ends, described main support top are also corresponding establishes perforation, and described main support is by the corresponding perforation of passing described chain stay link plate afterwards and main support top of described two connecting pins is realized with the hinged of described back chain stay link plate.
Described load-carrying Electrical Bicycle, wherein, described main support one side outer setting locking board and pull back spring, described locking board upper end is hinged with described main support, and an end of lower end and described pull back spring is hinged; The other end of described pull back spring and described back chain stay link plate are hinged; Described locking board can rotate and the stretching pull back spring forces described main support locking relative to main support.
Described load-carrying Electrical Bicycle, wherein, described locking board bends inwards in the edge in relative vehicle body the place ahead and extends to form a stop section, and when described locking board turned to a predetermined angular, described stop section was replaced the bottom margin of described back chain stay link plate and made described locking board locking.
Useful technique effect of the present utility model is: this load-carrying Electrical Bicycle is installed in motor shaft on the draw-in groove of back chain stay link plate, and on the chain stay link plate of back, the connecting portion that main support is installed is set separately, avoided the installation interference problem of main support and motor shaft, make that the car body dismounting is more convenient, be beneficial to maintenance, simultaneously, also, strengthened the durability of vehicle body hanger because the interference of main support and motor shaft reduces.
Description of drawings
Fig. 1 is the back chain stay link plate of the utility model load-carrying Electrical Bicycle and the installing condition scheme drawing of main support.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Consult Fig. 1, the back vehicle frame part of this load-carrying Electrical Bicycle mainly comprises: back chain stay 1, be connected on the chain stay 1 of back a pair of back chain stay link plate 2 and with two back chain stay link plate 2 pivotally attached main supports 3.
Each back chain stay link plate 2 all is provided with a draw-in groove 21, and the main shaft of motor (not shown) passes the draw-in groove 21 of two back chain stay link plates 2 and is connected on the back chain stay link plate 2.
In order to make the uprightly vehicle body of locking load-carrying Electrical Bicycle of main support 3, a wherein strut bar 33 outsides of this main support 3 also are provided with locking board 36 and pull back spring 37, the locking board 36 approximate strips that are, its upper end is hinged with main support 3 outsides, lower end and pull back spring 37 are hinged, and the other end of pull back spring 37 is then hinged with back chain stay link plate 2.Locking board 36 can pivot along the hinge-point of itself and main support 3, when its pivot and when departing from main support 3 certain angles, pull back spring 37 is elongated by deformation, main support 3 under the elastic pulling force effect of pull back spring 37 by locking, and when it is pivoted to the state that overlaps with main support 3, pull back spring 37 affranchises elongation and follows the string, thereby makes main support 3 recover state free to rotate.
When the upright car of needs, main support 3 is upright, and trip lock buckle 36 makes it depart from 3 one-tenth one predetermined angulars of main support, at this moment, pull back spring 37 is elongated and has back stretch, and by locking, this moment, car also was in erectility to main support 3 under the elastic force effect of pull back spring 37; When needs put down car, at first trip lock buckle 36 made it overlap with main support 3, made affranchise elongation and following the string of pull back spring 37, will push away before the car then, made main support 3 regain level attitudes.
This load-carrying Electrical Bicycle has solved the dismounting interference problem of main support and motor shaft, makes the car body dismounting more convenient, helps maintenance, simultaneously, also, strengthened the durability of vehicle frame, helped prolonging the life-span of load-carrying Electrical Bicycle because the interference of main support and motor shaft reduces.
The above only is a preferable possible embodiments of the present utility model, and unrestricted protection domain of the present utility model, so the equivalent structure that all utilization the utility model specification sheetss and accompanying drawing content have been done changes, all is included in the protection domain of the present utility model.
Claims (4)
1, a kind of load-carrying Electrical Bicycle comprises vehicle frame, is fixedly mounted on opposed a pair of back chain stay link plate in the interval of vehicle frame rear end and main support, it is characterized in that, described main support is hingedly mounted on the link plate part of draw-in groove bottom of described back chain stay link plate.
2, load-carrying Electrical Bicycle as claimed in claim 1, it is characterized in that, also comprise two connecting pins, establish perforation on the link plate part of the draw-in groove bottom of described back chain stay link plate, two ends, described main support top are also corresponding establishes perforation, and described main support is by the corresponding perforation of passing described chain stay link plate afterwards and main support top of described two connecting pins is realized with the hinged of described back chain stay link plate.
3, load-carrying Electrical Bicycle as claimed in claim 1 is characterized in that, described main support one side outer setting locking board and pull back spring, and described locking board upper end is hinged with described main support, and an end of lower end and described pull back spring is hinged; The other end of described pull back spring and described back chain stay link plate are hinged; Described locking board can rotate and the stretching pull back spring forces described main support locking relative to main support.
4, load-carrying Electrical Bicycle as claimed in claim 3, it is characterized in that, described locking board bends inwards in the edge in relative vehicle body the place ahead and extends to form a stop section, when described locking board turned to a predetermined angular, described stop section was replaced the bottom margin of described back chain stay link plate and is made described locking board locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820181259U CN201385734Y (en) | 2008-12-18 | 2008-12-18 | Load-carrying electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820181259U CN201385734Y (en) | 2008-12-18 | 2008-12-18 | Load-carrying electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201385734Y true CN201385734Y (en) | 2010-01-20 |
Family
ID=41578261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200820181259U Expired - Fee Related CN201385734Y (en) | 2008-12-18 | 2008-12-18 | Load-carrying electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201385734Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741318A (en) * | 2016-11-28 | 2017-05-31 | 重庆宗申技术开发研究有限公司 | A kind of electric stand for motorcycle |
-
2008
- 2008-12-18 CN CN200820181259U patent/CN201385734Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741318A (en) * | 2016-11-28 | 2017-05-31 | 重庆宗申技术开发研究有限公司 | A kind of electric stand for motorcycle |
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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: 20100120 Termination date: 20101218 |