CN109941382A - Assisted electric bicycle vehicle frame - Google Patents
Assisted electric bicycle vehicle frame Download PDFInfo
- Publication number
- CN109941382A CN109941382A CN201910242711.2A CN201910242711A CN109941382A CN 109941382 A CN109941382 A CN 109941382A CN 201910242711 A CN201910242711 A CN 201910242711A CN 109941382 A CN109941382 A CN 109941382A
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- China
- Prior art keywords
- battery
- built
- tail portion
- vehicle frame
- electric bicycle
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- 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.)
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Abstract
The present invention relates to a kind of assisted electric bicycle vehicle frames.Built-in motor hanger is installed in the lower end of seat pipe, the rear end of cant beam and the front of built-in motor hanger are welded and fixed, and the front end of chain stay and the rear portion of built-in motor hanger are welded and fixed；The battery notch of lateral direction penetrating is equipped at the middle part of cant beam, strip groove is equipped in the slot bottom of battery notch, bar shaped mounting plate is mounted in strip groove, the front of bar shaped mounting plate is equipped with front protection cover with head lockset, rear portion is equipped with tail portion pedestal, battery is installed between front protection cover and tail portion pedestal；Battery includes shell, is equipped with battery core and circuit board in the inner cavity of shell, is equipped with charging terminal in the side of shell, the lock tongue cooperated with head lockset is equipped on the head of shell, is equipped with connecting terminal in the tail portion of shell；Corresponding position in the pedestal of tail portion is equipped with the fixing terminal mating with connecting terminal.The configuration of the present invention is simple, battery and vehicle frame are tightly combined, are strong to the protective capacities of battery.
Description
Technical field
The invention belongs to electric bicycle technical field more particularly to a kind of assisted electric bicycle vehicle frames.
Background technique
With advances in technology and the promotion of people's living standard, assisted electric bicycle have gradually entered into the day of people
It often lives and plays more important role, assisted electric bicycle currently has become the important choosing of people's daily trip
It selects.By electric bicycle miniaturization, compact designed be current assisted electric bicycle developing direction, miniaturization it is electronic from
Driving is ridden lighter convenient for storage and movement, be can be used as automobile companion and is moved with garage, meets the demand that short distance is ridden.
Important component of the vehicle frame as assisted electric bicycle, overall structural strength, effect of riding to bicycle
Etc. having decisive impact.By the tremendous development of many years, bicycle and electric bicycle have no spy on body part
The direction that not can break through, body part are more to carry out optimization in structure in terms of ergonomics and in order to meet beauty
See the attractive design for requiring and making.For assisted electric bicycle, rationalization peace is carried out to built-in motor and battery
Dress already becomes the Main way of R & D design.Wherein the mounting means of built-in motor directly determines the stabilization of body construction
Property and car body assembling and maintenance convenience, the mounting means of battery directly determines the aesthetic measure and electricity of car body moulding
The protection effect in pond itself.Under present case, people more favor the structure that battery and car body are sufficiently fused together and design, in this way
Vehicle not only moulding is more beautiful, but also since the combination of battery and vehicle frame is even closer, thus to the protection effect of battery
More preferably.In current design, battery still uses battery support to be installed on cycle frame, no matter from aesthetics or ties
It is all difficult to meet the increasing requirement of people in terms of structure intensity.
Summary of the invention
The present invention is to solve technical problem present in well-known technique and provide that a kind of structure is simple, battery is in conjunction with vehicle frame
Closely, the assisted electric bicycle vehicle frame strong to the protective capacities of battery.
The technical scheme adopted by the present invention to solve the technical problems existing in the known art is that assisted electric bicycle
Vehicle frame includes front fork tube, crossbeam, cant beam, seat pipe, chain stay and seat stay, and the front end of both crossbeam and cant beam is solid with front fork tube welding
It is fixed；It is characterized in that: being equipped with built-in motor hanger in the lower end of seat pipe, the rear end of cant beam and the front of built-in motor hanger are welded
Fixed, the front end of chain stay and the rear portion of built-in motor hanger are welded and fixed, and the front end of seat stay and the middle and upper part of seat pipe are welded and fixed；
It is equipped with the battery notch of lateral direction penetrating at the middle part of cant beam, is equipped with the length direction extension along cant beam in the slot bottom of battery notch
Strip groove is mounted with bar shaped mounting plate in strip groove, is equipped in the front of bar shaped mounting plate and locks with head
The front protection cover of tool, rear portion are equipped with tail portion pedestal, are equipped with battery between front protection cover and tail portion pedestal；Battery includes shell,
It is equipped with battery core and circuit board in the inner cavity of shell, charging terminal is equipped in the side of shell, is equipped with and head on the head of shell
The lock tongue of lockset cooperation is equipped with connecting terminal in the tail portion of shell；Corresponding position in the pedestal of tail portion is equipped with and connecting terminal
Mating fixing terminal.
The advantages and positive effects of the present invention are: the present invention provides a kind of assisted electric bicycles reasonable in design
Vehicle frame, compared with existing assisted electric bicycle vehicle frame, by installing built-in motor in the lower end of seat pipe in the technical program
Hanger enables built-in motor convenient for carrying out installation fixation on vehicle frame.By the way that battery notch is arranged at the middle part of cant beam and in battery
Bar shaped mounting plate is arranged in the slot bottom of notch, and head lockset, rear portion setting tail portion pedestal is arranged in the front of bar shaped mounting plate, enables
Battery is integrally embedded in battery notch, improves the bonding tightness between battery and cant beam.Externally, it combines closely
It is approximately an entirety between battery and vehicle frame, therefore aesthetic measure also improves.On the other hand, since battery is insertion installation
In battery notch on cant beam, therefore vehicle frame also improves the protective capacities of battery.Battery is used compared to existing
Support carries out the fixed mode of installation to battery, and the installation fixed form in the present invention can be better protected from battery by external force
Collide with, it is also not easy to fall off after being collided with by external force.By setting head lockset, enable battery that can be locked on vehicle frame,
Reduce a possibility that stolen.By being provided with the tail portion pedestal of fixing terminal, enable the tail portion of battery that can quickly grafting connect
It connects and simultaneously connects battery by the circuit system of terminal and vehicle on the pedestal of tail portion, it is easy to operate.
Preferably: battery notch is integrally formed on the pipe profile of cant beam using hydraulic pressure moulding process and is obtained.
Preferably: being additionally provided with decorative plate in the front of built-in motor hanger, the rear portion of tail portion pedestal is located in decorative plate；Before
Battery notch is filled up completely by shield, battery, tail portion pedestal and decorative plate.
Preferably: built-in motor hanger includes the curved roof positioned at middle part, is equipped with curved side in the two sides of curved roof
Plate, the bottom margin profile of arc side plate are mutually fitted with the casing profile of built-in motor, are additionally provided with multiple groups on two arc side plates
The mounting hole of horizontal alignment.
Preferably: being equipped with preceding threading hole on the side wall of front fork tube, set at the rear portion of the curved roof of built-in motor hanger
There is rear threading hole.
Preferably: chain stay includes left chain stay and right chain stay, and seat stay includes left seat stay and right seat stay, left chain stay and left seat stay two
Left connection sheet is converged and be equipped in the rear end of person, and the rear end of both right chain stay and right seat stay converges and is equipped with right connection sheet.
Preferably: be fixedly connected between bar shaped mounting plate and the pipe profile of cant beam using multiple fastening screws, decorative plate with
Built-in motor hanger is welded and fixed.
Preferably: in tail portion the bottom of pedestal be equipped with sliding block, sliding block using bar shaped mounting plate as sliding rail, sliding block using bolt with
Bar shaped mounting plate is fixedly connected.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of frame section in Fig. 1；
Fig. 3 is the structural schematic diagram of battery portion in Fig. 1；
Fig. 4 is the structural schematic diagram of battery portion in Fig. 1.
In figure: 1, front fork tube；2, preceding threading hole；3, crossbeam；4, cant beam；4-1, strip groove；4-2, head lockset；4-3,
Bar shaped mounting plate；4-4, front protection cover；4-5, fastening screw；4-6, sliding block；4-7, tail portion pedestal；5, battery；6, built-in motor is hung
Frame；6-1, rear threading hole；7, decorative plate；8, seat pipe；9, left seat stay；10, right seat stay；11, right connection sheet；12, left connection sheet；
13, left chain stay；14, right chain stay.
Specific embodiment
In order to further understand the content, features and effects of the present invention, hereby lifting following embodiment, detailed description are as follows:
Referring to Figure 1 and Fig. 2, novel assisted electric bicycle vehicle frame of the invention include front fork tube 1, crossbeam 3, cant beam 4,
Seat pipe 8, chain stay and seat stay, crossbeam 3 and the front end of both cant beams 4 are welded and fixed with front fork tube 1, before assisted electric bicycle
Fork is mounted in front fork tube 1.
Built-in motor hanger 6 is installed in the lower end of seat pipe 8, the rear end of cant beam 4 and the front of built-in motor hanger 6 are welded
Fixed, the front end of chain stay and the rear portion of built-in motor hanger 6 are welded and fixed, and the front end of seat stay and the middle and upper part welding of seat pipe 8 are solid
It is fixed.In the present embodiment, chain stay includes left chain stay 13 and right chain stay 14, and seat stay includes left seat stay 9 and right seat stay 10, left chain stay 13 with
Left connection sheet 12 is converged and be equipped in the rear end of both left seat stays 9, and the rear end of 10 the two of right chain stay 14 and right seat stay is converged and is equipped with
Right connection sheet 11.The rear wheel of assisted electric bicycle is mounted between left connection sheet 12 and right connection sheet 11.
In the present embodiment, built-in motor hanger 6 includes the curved roof positioned at middle part, is equipped with arc in the two sides of curved roof
Shape side plate.The lower end of seat pipe 8 is welded and fixed with curved roof, the bottom margin profile of arc side plate and the casing wheel of built-in motor
It is wide mutually suitable, the mounting hole of multiple groups horizontal alignment is additionally provided on two arc side plates.When built-in motor is installed, built-in motor is pushed away
Enter in built-in motor hanger 6, built-in motor is positioned by being adapted between the profile and arc side plate of casing.After positioning
Long spiro nail (also offering mounting hole on the casing of built-in motor) is penetrated in mounting hole and is locked, and built-in motor can be completed
Installation.
It is equipped with the battery notch of lateral direction penetrating at the middle part of cant beam 4, is equipped with the length along cant beam 4 in the slot bottom of battery notch
The strip groove 4-1 that direction extends, is mounted with bar shaped mounting plate 4-3, in bar shaped mounting plate 4-3 in strip groove 4-1
Front front protection cover 4-4 with head lockset 4-2 is installed, rear portion is equipped with tail portion pedestal 4-7, in front protection cover 4-4 and tail
Battery 5 is installed between portion pedestal 4-7.
In the present embodiment, it is bolted and fixed between head lockset 4-2 and bar shaped mounting plate 4-3, in tail portion pedestal
The bottom of 4-7 is equipped with sliding block 4-6, and sliding block 4-6 is using bar shaped mounting plate 4-3 as sliding rail, and sliding block 4-6 is using bolt and bar shaped mounting plate
4-3 is fixedly connected.The effect that sliding block 4-6 is arranged is easy for being finely adjusted the position of tail portion pedestal 4-7 when assembling, group
Pedestal 4-7 in tail portion moves the trace regulation for having carried out position along the length direction of bar shaped mounting plate 4-3 when dress, adopts after adjusting properly
It is fastened with fixing bolt.Multiple strip-shaped holes should be equipped on the plate body of bar shaped mounting plate 4-3, the company of being equipped on sliding block 4-6
Hole is connect, fixing bolt is located in a strip-shaped hole of bar shaped mounting plate 4-3 and the connecting hole of sliding block 4-6, when sliding block 4-6's
Position is adjusted to be finished, and is fixed sliding block 4-6 and bar shaped mounting plate 4-3 by the nut for the bolt that is tightened.
As can be seen from Figure 2 the concrete shape of battery notch, battery notch are positioned at 4 pipe profile of cant beam middle part and rear portion
Recess, from the cross section of cant beam 4, battery notch extends transversely through the whole of the pipe profile of cant beam 4, that is to say, that cant beam
4 front is thicker than middle part and rear portion, and the part of pipe profile missing constitutes battery notch.In the present embodiment, battery notch, item
The structures such as connected in star 4-1 are integrally formed on the pipe profile of cant beam 4 using hydraulic pressure moulding process and are obtained.Hydraulic pressure moulding process is existing
Some mature technologies, principle are: by the mold accurately processed of pipe profile merging, later blocking pipe profile one end, from another
One end is filled with high-pressure water, in the presence of hydraulic pressure the tube wall dilatancy of pipe profile, and tube wall touches the die cavity inner wall of mold
When can form prefabricated shape, after pressure release open mold take out finished product, battery notch can be made on the pipe profile of cant beam 4
And strip groove.Structure integrally formed in this way efficiently contributes to guarantee the intensity of 4 structure of cant beam, removes redundance with cutting
This traditional mode is compared, and the molding mode of hydraulic pressure does not destroy the structural strength of pipe profile, or even improves the knot of pipe profile
Structure intensity.
In the present embodiment, connect between bar shaped mounting plate 4-3 and the pipe profile of cant beam 4 using multiple fastening screw 4-5 are fixed
Connect, open up threaded hole in the corresponding position of the slot bottom of strip groove 4-1, by bar shaped mounting plate 4-3 be placed in strip groove 4-1 in it
Bar shaped mounting plate 4-3 is fixed using multiple fastening screw 4-5 afterwards.
It is additionally provided with decorative plate 7 in the front of built-in motor hanger 6, the rear portion of tail portion pedestal 4-7 is located in decorative plate 7.From
Outside sees that battery notch is filled up completely by front protection cover 4-4, battery 5, tail portion pedestal 4-7 and decorative plate 7, and such battery is to vehicle
After loading on frame, an entirety is approximately formed, aesthetics is improved.Due to the not exposed part of battery 5, no
It is easy to be collided with by external force, be hardly damaged, protective capacities is strong.In the present embodiment, decorative plate 7 is welded and fixed with built-in motor hanger 6
Refer to Fig. 4, it will thus be seen that battery 5 includes shell, battery core and circuit board is equipped in the inner cavity of shell, in shell
Side be equipped with charging terminal, the lock tongue that cooperate with head lockset 4-2 is equipped on the head of shell, in the tail portion of shell equipped with connecing
Line terminals；Corresponding position in the pedestal 4-7 of tail portion is equipped with the fixing terminal mating with connecting terminal.
Charging terminal and connecting terminal and circuit board electrical connection, receive the management of circuit board.Circuit board at least should include
Battery management unit and Charge Management unit, for carrying out pipe when battery 5 is in running order and when in charged state
The elements such as temperature sensor can also be arranged for detecting interior environment temperature in reason in battery 5, and temperature signal feeds back to circuit
Plate judges for the state to battery 5.Battery capacity indication LED light can also be arranged in significant position on shell, for
User shows current electric quantity information.
In the present embodiment, preceding threading hole 2 is equipped on the side wall of front fork tube 1, in the curved roof of built-in motor hanger 6
Rear portion is equipped with rear threading hole 6-1.In this way, the forward harness after bicycle assembling (is mainly connected to car light, the controller on handlebar
Deng) extend forward in the pipe profile inner cavity of cant beam 4 and be pierced by via preceding threading hole 2, rear line beam (mainly connecting built-in motor)
It extends in built-in motor hanger 6.The mode of such interior cabling can be avoided harness and lay on vehicle frame surface, effectively improve certainly
The tidiness of driving assembling rear surface, avoids the mixed and disorderly bring security risk of harness.
Assembling process:
The various pieces of parts processing vehicle frame, later by front fork tube 1, crossbeam 3, cant beam 4, seat pipe 8, built-in motor hanger 6,
Chain stay and seat stay weld to obtain complete vehicle frame；Front protection cover 4-4 and head lockset 4-2 are fixed on bar shaped mounting plate 4-3
Forward position, tail portion pedestal 4-7 is mounted on to the rear positions of bar shaped mounting plate 4-3, later by bar shaped mounting plate 4-3 and its
Attachment component installation is fixed in the strip groove 4-1 of cant beam 4；Front protection cover 4-4 and tail portion pedestal are installed to after battery 5 is charged
Between 4-7, battery 5 is locked using head lockset 4-2.
Operating process:
The process for removing battery is opened using key operation head lockset, discharges the lock tongue of battery front, later will be electric
The head in pond is lifted up, and extracts battery to front upper direction after the certain angle that verts, and the tail portion of battery and tail portion pedestal are de-
From；
Install battery process, by the tail portion of battery against, be plugged on the pedestal of tail portion, the head of battery is fed down into
Until the lock tongue and head lockset of front are sealed, the tail portion of battery is adequately inserted in the pedestal of tail portion and completes between terminal at this time
Energization connection；
Battery can be removed and be charged by the process of charging, can also be charged in the case where not removing battery.
Claims (8)
1. a kind of novel assisted electric bicycle vehicle frame, including front fork tube (1), crossbeam (3), cant beam (4), seat pipe (8), chain stay and
Seat stay, crossbeam (3) and the front end of both cant beams (4) are welded and fixed with front fork tube (1)；It is characterized in that: in the lower end of seat pipe (8)
It is equipped with built-in motor hanger (6), the rear end of cant beam (4) and the front of built-in motor hanger (6) are welded and fixed, the front end of chain stay
It is welded and fixed with the rear portion of built-in motor hanger (6), the front end of seat stay and the middle and upper part of seat pipe (8) are welded and fixed；In cant beam (4)
Middle part be equipped with lateral direction penetrating battery notch, battery notch slot bottom be equipped with along cant beam (4) length direction extend item
Connected in star (4-1) is mounted with bar shaped mounting plate (4-3) in strip groove (4-1), before bar shaped mounting plate (4-3)
Portion is equipped with front protection cover (4-4) with head lockset (4-2), rear portion is equipped with tail portion pedestal (4-7), at front protection cover (4-4)
Battery (5) are installed between tail portion pedestal (4-7)；
Battery (5) includes shell, is equipped with battery core and circuit board in the inner cavity of shell, is equipped with charging terminal in the side of shell,
The head of shell is equipped with the lock tongue cooperated with head lockset (4-2), is equipped with connecting terminal in the tail portion of shell；In tail portion pedestal
Corresponding position in (4-7) is equipped with the fixing terminal mating with connecting terminal.
2. novel assisted electric bicycle vehicle frame as described in claim 1, it is characterized in that: battery notch forms work using hydraulic pressure
Skill is integrally formed on the pipe profile of cant beam (4) and obtains.
3. novel assisted electric bicycle vehicle frame as claimed in claim 2, it is characterized in that: before built-in motor hanger (6)
Portion is additionally provided with decorative plate (7), and the rear portion of tail portion pedestal (4-7) is located in decorative plate (7)；Front protection cover (4-4), battery (5), tail portion
Battery notch is filled up completely by pedestal (4-7) and decorative plate (7).
4. novel assisted electric bicycle vehicle frame as claimed in claim 3, it is characterized in that: built-in motor hanger (6) includes position
Curved roof in middle part is equipped with arc side plate in the two sides of curved roof, and the bottom margin profile of arc side plate sets electricity in
The casing profile of machine is mutually fitted, and the mounting hole of multiple groups horizontal alignment is additionally provided on two arc side plates.
5. novel assisted electric bicycle vehicle frame as claimed in claim 4, it is characterized in that: being set on the side wall of front fork tube (1)
There are preceding threading hole (2), is equipped with rear threading hole (6-1) at the rear portion of the curved roof of built-in motor hanger (6).
6. novel assisted electric bicycle vehicle frame as claimed in claim 5, it is characterized in that: chain stay includes left chain stay (13) and the right side
Chain stay (14), seat stay include left seat stay (9) and right seat stay (10), and the rear end convergence of left chain stay (13) and left seat stay (9) the two is simultaneously
Equipped with left connection sheet (12), the rear end of right chain stay (14) and right seat stay (10) the two converges and is equipped with right connection sheet (11).
7. novel assisted electric bicycle vehicle frame as claimed in claim 6, it is characterized in that: bar shaped mounting plate (4-3) and cant beam
(4) it is fixedly connected between pipe profile using multiple fastening screws (4-5), decorative plate (7) and built-in motor hanger (6) welding are solid
It is fixed.
8. novel assisted electric bicycle vehicle frame as claimed in claim 7, it is characterized in that: in the bottom of tail portion pedestal (4-7)
Equipped with sliding block (4-6), sliding block (4-6) is with bar shaped mounting plate (4-3) for sliding rail, and sliding block (4-6) is using bolt and bar shaped mounting plate
(4-3) is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242711.2A CN109941382A (en) | 2019-03-28 | 2019-03-28 | Assisted electric bicycle vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242711.2A CN109941382A (en) | 2019-03-28 | 2019-03-28 | Assisted electric bicycle vehicle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109941382A true CN109941382A (en) | 2019-06-28 |
Family
ID=67012126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910242711.2A Pending CN109941382A (en) | 2019-03-28 | 2019-03-28 | Assisted electric bicycle vehicle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109941382A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021043796A1 (en) * | 2019-09-04 | 2021-03-11 | Robert Bosch Gmbh | Holding device for releasably holding a bicycle accumulator on a bicycle frame |
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