CN209395972U - Double-four link mechanism and electric bicycle - Google Patents
Double-four link mechanism and electric bicycle Download PDFInfo
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- CN209395972U CN209395972U CN201822263617.9U CN201822263617U CN209395972U CN 209395972 U CN209395972 U CN 209395972U CN 201822263617 U CN201822263617 U CN 201822263617U CN 209395972 U CN209395972 U CN 209395972U
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- pivotally connected
- axle sleeve
- bracket
- frame
- connection frame
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Abstract
The utility model provides a kind of double-four link mechanism and electric bicycle, wherein double-four link mechanism include: on lean against, under lean against, seat frame, preceding connecting plate, back pole-bracket, rear chassis, connection frame, upper connection frame, lower connecting rod；On the lower part that leans against be pivotally connected to down the top leaned against, it leans against on and and is pivotally connected with seat frame, it is pivotally connected at left and right sides of seat frame front end with preceding connecting plate, preceding connecting plate is pivotally connected with back pole-bracket, the bottom that the centre of back pole-bracket is leaned against under is pivotally connected, the bottom of back pole-bracket and the rear portion of rear chassis are pivotally connected, under the rear portion of front and connection frame that leans against be pivotally connected, it is pivotally connected in the middle part of the front of connection frame and upper connection frame, the top of upper connection frame and the side-pivoting of back pole-bracket connect, the lower part of upper connection frame and the top of lower connecting rod are pivotally connected, lower connecting rod is pivotally connected with rear chassis.The utility model uses double-four link mechanism, has the advantages that folding convenient, compact, convenient in carrying.
Description
Technical field
The utility model relates to vehicle technology field more particularly to a kind of double-four link mechanisms and electric bicycle.
Background technique
Electric bicycle is superposition high-performance power drive unit, smart steering dress on the basis of traditional manual wheelchair
Set, the components such as battery, made of transformation and upgrade, have artificial manipulation intelligent controller, wheelchair can be driven to complete to advance, after
Move back, turn to, standing, lying low, etc. multiple functions New Generation of Intelligent wheelchair, be modern precision machinery, intelligent numerical control, engineering forces
The high-new technology products that etc. fields combine.However, existing electric bicycle is generally used crossbar fold mechanism, weight
It measures heavier, it has not been convenient to the folded carrying of electric bicycle.Therefore, in view of the above-mentioned problems, it is necessary to propose further to solve
Scheme.
Utility model content
The purpose of this utility model is to provide a kind of double-four link mechanisms, to overcome the deficiencies in the prior art.
To realize above-mentioned purpose of utility model, the utility model provides a kind of double-four link mechanism comprising: above lean against,
Under lean against, seat frame, preceding connecting plate, back pole-bracket, rear chassis, connection frame, upper connection frame, lower connecting rod；
The lower part leaned against on described is pivotally connected to down the top leaned against, and it is described on lean against and be pivotally connected with seat frame,
It is pivotally connected at left and right sides of the seat frame front end with preceding connecting plate, the preceding connecting plate is pivotally connected with back pole-bracket, after described
The bottom that the centre of support is leaned against under is pivotally connected, and the bottom of the back pole-bracket and the rear portion of rear chassis are pivotally connected, described
Under the rear portion of front and connection frame that leans against be pivotally connected, be pivotally connected in the middle part of the front of the connection frame and upper connection frame,
The top of the upper connection frame and the side-pivoting of back pole-bracket connect, the lower part of the upper connection frame and the top pivot of lower connecting rod
Turn connection, the lower part of the lower connecting rod and the front of rear chassis are pivotally connected.
Preferably, the hinge hole leaned against under the hinge hole connection leaned against on described, it is described on the axle sleeve hole that leans against and seat frame
The axle sleeve hole of frame connects, and axle sleeve hole is connect with preceding connecting plate at left and right sides of the seat frame front end, and the lower back leans on front axle sleeve
Hole is connect with connection frame rear portion axle sleeve hole.
Preferably, the preceding connecting plate wears company by a plastic lining with back pole-bracket.
Preferably, back pole-bracket centre axle sleeve hole leans against bottom axle sleeve hole under and connect, back pole-bracket bottom axle sleeve
The connection of the chassis rearward hinge hole Kong Yuhou.
Preferably, connection frame front axle sleeve hole is connect with axle sleeve hole in the middle part of upper connection frame, upper connection frame upper shaft sleeve
Hole is connect with back pole-bracket side axle sleeve hole, and upper connection frame lower part axle sleeve hole is connect with lower connecting rod upper hole, lower connecting rod lower part
The connection of Kong Yuhou chassis front hinge hole.
To realize above-mentioned purpose of utility model, the utility model provides a kind of electric bicycle comprising: it is as described above
Double-four link mechanism.
Preferably, chassis and electric pushrod before the electric bicycle further includes, the preceding chassis and rear chassis pass through electricity
Dynamic push rod connects, and is additionally provided with sliding block on the rear chassis.
Preferably, the electric bicycle further include: front-wheel, front fork vertical shaft, bearing, rear-wheel, rear-wheel transfer block, Fender
Plate, Fender fixed plate；The front-wheel is connected by bearing with the front fork vertical shaft, and the rear-wheel passes through the rear-wheel transfer block
It is connected and fixed, the fender is fixed on the top of the rear-wheel by the Fender fixed plate.
Preferably, the electric bicycle further include: handle tube, handrail tube, one end pass through described in the support of arm supports block
The arm supports pipe of handrail tube.
Preferably, the electric bicycle further include: anti-translation frame, it is anti-turn over steamboat, it is described it is anti-turn over steamboat be installed on it is described anti-
On translation frame, the anti-translation frame is between the rear-wheel.
Compared with prior art, the utility model has the beneficial effects that the utility model electric bicycle connects using double four
Linkage has the advantages that folding convenient, compact, convenient in carrying.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments recorded in the utility model, for those of ordinary skill in the art, is not making the creative labor
Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the stereoscopic schematic diagram of the electric bicycle of the utility model；
Fig. 2 is in stereoscopic schematic diagram when folded state for electric bicycle in Fig. 1；
Fig. 3 is the perspective exploded view of electric bicycle in Fig. 1.
Specific embodiment
The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that,
These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function
Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.
As shown in Figure 1, 2, the electric bicycle of the utility model includes double-four link mechanism, is specifically included: upper back
By 24, under lean against 25, seat frame 28, preceding connecting plate 16, back pole-bracket 14, rear chassis 7, connection frame 27, upper connection frame 13, lower connection
Bar 8.
In order to enable above-mentioned each structure forms interaction relation, above-mentioned each structure connects as follows: leaning against on described
24 lower part be pivotally connected to down lean against 25 top, and it is described on lean against 24 and be pivotally connected with seat frame 28, the seat frame
It is pivotally connected at left and right sides of 28 front ends with preceding connecting plate 16.
The preceding connecting plate 16 is pivotally connected with back pole-bracket 14, and the centre of the back pole-bracket 14 leans against 25 bottom pivot under
Turn connection, the bottom of the back pole-bracket 14 and the rear portion of rear chassis 7 are pivotally connected, and 25 front and connection frame 27 are leaned against under described
Rear portion be pivotally connected.
The front of the connection frame 27 and the middle part of upper connection frame 13 are pivotally connected, and the top of the upper connection frame 13 is with after
The side-pivoting of support 14 connects, and the lower part of the upper connection frame 13 and the top of lower connecting rod 8 are pivotally connected, the lower connection
The lower part of bar 8 and the front of rear chassis 7 are pivotally connected.
In one embodiment, leaned against on described leaned against under 24 hinge hole connection 25 hinge hole, it is described on lean against
24 axle sleeve hole is connect with the axle sleeve hole of seat frame 28, and axle sleeve hole and preceding connecting plate 16 connect at left and right sides of 28 front end of seat frame
It connects, 25 front axle sleeve holes is leaned against under described and are connect with 27 rear portion axle sleeve hole of connection frame.
The preceding connecting plate 16 wears company by 15 bushing of a plastics with back pole-bracket 14.The intermediate axle sleeve hole of the back pole-bracket 14 with
Under lean against the connection of 25 bottom axle sleeve holes, the 14 bottom axle sleeve hole of back pole-bracket connect with rear 7 rearward hinge hole of chassis.
The 27 front axle sleeve hole of connection frame is connect with upper 13 middle part axle sleeve hole of connection frame, upper 13 upper axis sets of holes of connection frame
It is connect with 14 side axle sleeve hole of back pole-bracket, upper 13 lower part axle sleeve hole of connection frame is connect with 8 upper hole of lower connecting rod, lower connecting rod 8
Bottom hole is connect with rear 7 front hinge hole of chassis.
When the electric bicycle of the utility model is opened, upward pulling handle pipe 31, the expansion of vehicle frame spigot portion, then to
On pull and lean against 24, vehicle frame is opened.After vehicle frame is opened, buckle is rotated, vehicle frame can be fastened.When folding stand, need to only it beat
Buckle is opened, leans against 24 in rotation forward, vehicle frame can start to fold.
In addition, the electric bicycle further includes that preceding chassis 4 and electric pushrod 5, the preceding chassis 4 pass through with rear chassis 7
Electric pushrod 5 connects, and is additionally provided with sliding block 6 on the rear chassis 7.So set, 5 anteroposterior contraction of electric pushrod can guarantee vehicle
The overall elongated and shortening of frame.
As shown in figure 3, the electric bicycle further include: front-wheel 1, front fork vertical shaft 2, bearing 3, rear-wheel 9, rear-wheel transfer block
10, fender 11, Fender fixed plate 12.Wherein, the front-wheel 1 is connected by bearing 3 with the front fork vertical shaft 2, after described
Wheel 9 is connected and fixed by the rear-wheel transfer block 10, the fender 11 by the Fender fixed plate 12 be fixed on it is described after
The top of wheel 9.
Further, the electric bicycle further include: handle tube, handrail tube 19, one end pass through arm supports block 18
Support the arm supports pipe 17 of the handrail tube 19.The handrail tube 19 is installed on the two sides of electric driven scooter frame.It is described electronic
Scooter further include: anti-translation frame 20 is prevented turning over steamboat 21, described to prevent that turning over steamboat 21 is installed on the anti-translation frame 20, described to prevent turning over
Frame 20 is between the rear-wheel 9.In addition, the electric bicycle further include: battery case 23, left rear wheel 26, back pad 29, seat cushion
30。
In conclusion the utility model electric bicycle uses double-four link mechanism, with folding convenient, small in size
Ingeniously, the advantages of convenient in carrying.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of double-four link mechanism, which is characterized in that the double-four link mechanism include: on lean against, under lean against, seat frame,
Preceding connecting plate, back pole-bracket, rear chassis, connection frame, upper connection frame, lower connecting rod；
The lower part leaned against on described is pivotally connected to down the top leaned against, and it is described on lean against and be pivotally connected with seat frame, it is described
It is pivotally connected at left and right sides of seat frame front end with preceding connecting plate, the preceding connecting plate is pivotally connected with back pole-bracket, the back pole-bracket
The bottom that is leaned against under of centre be pivotally connected, the bottom of the back pole-bracket and the rear portion of rear chassis are pivotally connected, the lower back
The rear portion of the front and connection frame leaned on is pivotally connected, and is pivotally connected in the middle part of the front of the connection frame and upper connection frame, described
The top of upper connection frame and the side-pivoting of back pole-bracket connect, and the lower part of the upper connection frame and the top of lower connecting rod pivot and connects
It connects, the lower part of the lower connecting rod and the front of rear chassis are pivotally connected.
2. double-four link mechanism according to claim 1, which is characterized in that leaned against under the hinge hole connection leaned against on described
Hinge hole, it is described on the axle sleeve hole leaned against and the axle sleeve hole of seat frame connect, axle sleeve hole at left and right sides of the seat frame front end
It is connect with preceding connecting plate, the lower back is connect by front axle sleeve hole with connection frame rear portion axle sleeve hole.
3. double-four link mechanism according to claim 1, which is characterized in that the preceding connecting plate and back pole-bracket pass through a modeling
Material bushing wears company.
4. double-four link mechanism according to claim 1, which is characterized in that axle sleeve hole is leaned against under among the back pole-bracket
The connection of bottom axle sleeve hole, back pole-bracket bottom axle sleeve hole are connect with rear chassis rearward hinge hole.
5. double-four link mechanism according to claim 1, which is characterized in that connection frame front axle sleeve hole and upper connection
Axle sleeve hole connection, upper connection frame upper axis sets of holes are connect with back pole-bracket side axle sleeve hole in the middle part of frame, upper connection frame lower part axle sleeve hole
It is connect with lower connecting rod upper hole, lower connecting rod bottom hole is connect with rear chassis front hinge hole.
6. a kind of electric bicycle, which is characterized in that the electric bicycle includes: as described in any one in claim 1-5
Double-four link mechanism.
7. electric bicycle according to claim 6, which is characterized in that the electric bicycle further includes preceding chassis and electricity
Dynamic push rod, the preceding chassis are connect with rear chassis by electric pushrod, are additionally provided with sliding block on the rear chassis.
8. electric bicycle according to claim 6, which is characterized in that the electric bicycle further include: front-wheel, front fork
Vertical shaft, bearing, rear-wheel, rear-wheel transfer block, fender, Fender fixed plate；The front-wheel passes through bearing and the front fork vertical shaft phase
Connection, the rear-wheel are connected and fixed by the rear-wheel transfer block, and the fender is fixed on institute by the Fender fixed plate
State the top of rear-wheel.
9. electric bicycle according to claim 6, which is characterized in that the electric bicycle further include: handle tube is helped
Hand pipe, one end support the arm supports pipe of the handrail tube by arm supports block.
10. electric bicycle according to claim 8, which is characterized in that the electric bicycle further include: anti-translation frame,
Anti- to turn over steamboat, described to prevent that turning over steamboat is installed on the anti-translation frame, the anti-translation frame is between the rear-wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822263617.9U CN209395972U (en) | 2018-12-31 | 2018-12-31 | Double-four link mechanism and electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822263617.9U CN209395972U (en) | 2018-12-31 | 2018-12-31 | Double-four link mechanism and electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209395972U true CN209395972U (en) | 2019-09-17 |
Family
ID=67897447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822263617.9U Active CN209395972U (en) | 2018-12-31 | 2018-12-31 | Double-four link mechanism and electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209395972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112089559A (en) * | 2020-08-18 | 2020-12-18 | 西安交通大学 | Auxiliary standing device and method based on indoor positioning and artificial intelligence |
-
2018
- 2018-12-31 CN CN201822263617.9U patent/CN209395972U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112089559A (en) * | 2020-08-18 | 2020-12-18 | 西安交通大学 | Auxiliary standing device and method based on indoor positioning and artificial intelligence |
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