CN212473785U

CN212473785U - Novel folding electric bicycle frame

Info

Publication number: CN212473785U
Application number: CN202020975128.0U
Authority: CN
Inventors: 虞志君
Original assignee: Wuxi Lisu Locomotive Industry Co ltd
Current assignee: Wuxi Lisu Locomotive Industry Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-02-05
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a novel folding electric bicycle frame, which comprises a front frame, a rear frame and a connecting piece for connecting the front frame and the rear frame, wherein the top of the front frame is rotationally connected with a faucet for controlling the direction, and the bottom of the front frame is rotationally connected with a front wheel for steering; the top of the rear frame is fixedly connected with a cushion, and the bottom of one end of the rear frame, which is far away from the front frame, is rotatably connected with a rear wheel for driving; and two ends of the connecting piece are respectively connected with the front frame and the rear frame in an overturning manner through hinges. The utility model connects the front frame and the rear frame through the hinges at the two ends of the connecting piece in a turnover way, and when the bicycle is normally ridden, the front frame, the connecting piece and the rear frame can be fixed through the fixing rods; when the electric bicycle needs to be carried, the positioning bolt and the fixing rod can be taken out respectively, the front frame and the rear frame can be folded along the connecting piece, the whole device is compact in structure and ingenious in design, and the problem that the transmission electric bicycle is not easy to carry and carry is effectively solved.

Description

Novel folding electric bicycle frame

Technical Field

The utility model relates to an electric bicycle field specifically is a novel folding electric bicycle frame.

Background

The electric bicycle is a mechatronic personal transportation tool which takes a storage battery as an auxiliary energy source and is provided with an electric motor, a controller, the storage battery, a rotating handle and other operating components and a display instrument system on the basis of a common bicycle.

The traditional electric bicycle is favored by consumers due to the advantages of convenient operation and control, low price and the like, but the traditional electric bicycle also has the problems of difficult transportation and carrying and the like due to large volume. In order to solve the problems, the frame of the traditional electric bicycle is improved, and a novel folding electric bicycle frame is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a novel folding electric bicycle frame, include:

the top of the front frame is rotatably connected with a faucet used for controlling the direction, and the bottom of the front frame is rotatably connected with a front wheel used for steering;

the top of the rear frame is fixedly connected with a cushion, and the bottom of one end of the rear frame, which is far away from the front frame, is rotatably connected with a rear wheel for driving;

the connecting piece is used for connecting the front frame and the rear frame, and two ends of the connecting piece are respectively connected with the front frame and the rear frame in an overturning manner through hinges.

As a preferred technical scheme of the utility model, a fixing frame is welded on the side surface of the rear frame, and a storage battery is fixedly connected inside the fixing frame;

the bottom of one end of the rear frame close to the front frame is provided with a driving system capable of being driven by a pedal, and the rear wheel is in transmission connection with the driving system.

As a preferred technical scheme of the utility model, a water cup fixing frame is fixedly connected with the middle part of the front frame;

the front frame is far away from one end fixedly connected with searchlight of back frame, searchlight and battery electric connection.

As an optimized technical scheme of the utility model, there are useful front fender and rear fender in front wheel and the top of rear wheel fixed connection respectively.

As an optimal technical scheme of the utility model, the side of preceding frame, connecting piece and back frame is first connecting ring group, second connecting ring group and the third connecting ring group that the fixedly connected with internal diameter equals respectively, all peg graft in first connecting ring group, second connecting ring group and the third connecting ring group and have the dead lever that is used for fixed preceding frame, connecting piece and back frame.

As a preferred technical scheme of the utility model, the dead lever has the gag lever post that can one-way restriction dead lever removed near the perpendicular welding of one end of preceding frame.

As a preferred technical scheme of the utility model, the corresponding position of third connecting ring group and dead lever and the screw thread through-hole that has all bored vertical direction to screw thread through-hole female connection has and is used for fixing the positioning bolt and the nut on third connecting ring group with the dead lever.

As an optimal technical scheme of the utility model, the first hand-held rack and the second hand-held rack have been welded respectively on preceding frame and the back frame.

The utility model has the advantages that: the novel folding electric bicycle frame is connected with the front frame and the rear frame in an overturning manner through hinges at two ends of the connecting piece, and when the bicycle is normally ridden, the fixed rod is inserted in the first connecting ring group, the second connecting ring group and the third connecting ring group, so that the front frame, the connecting piece and the rear frame can be fixed; when the electric bicycle needs to be carried, the positioning bolt can be taken out from the third connecting ring group, then the fixed rod is taken out, the front frame and the rear frame can be folded along the connecting piece, the whole device is compact in structure and ingenious in design, and the problem that the electric bicycle is not easy to carry and carry due to large size is solved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of a novel folding electric bicycle frame before folding;

fig. 2 is a schematic structural view of the novel folding electric bicycle after the frame of the folding electric bicycle is folded;

fig. 3 is an enlarged schematic structural view of a position a in fig. 1 of a novel foldable electric bicycle frame of the present invention;

in the figure: 1. a front frame; 11. a faucet; 12. a front wheel; 13. a water cup fixing frame; 14. a searchlight; 15. a front fender; 2. a rear frame; 21. a cushion; 22. a rear wheel; 23. a fixed mount; 24. a storage battery; 25. a drive system; 26. a rear fender; 3. a connecting member; 4. a first holding frame; 5. a second holding frame; 6. a first set of link rings; 7. a second set of link rings; 8. a third set of link rings; 9. fixing the rod; 91. a limiting rod; 10. positioning the bolt; 101. and a nut.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, a novel foldable electric bicycle frame comprises a front frame 1, a rear frame 2 and a connecting piece 3 for connecting the front frame 1 and the rear frame 2, wherein a tap 11 for controlling direction is rotatably connected to the top of the front frame 1, and a front wheel 12 for steering is rotatably connected to the bottom of the front frame 1; the top of the rear frame 2 is fixedly connected with a cushion 21, and the bottom of one end of the rear frame 2, which is far away from the front frame 1, is rotatably connected with a rear wheel 22 for driving; and two ends of the connecting piece 3 are respectively connected with the front frame 1 and the rear frame 2 in an overturning way through hinges.

A fixed frame 23 is welded on the side surface of the rear frame 2, and a storage battery 24 is fixedly connected inside the fixed frame 23; a driving system 25 capable of being driven by feet is arranged at the bottom of one end of the rear frame 2 close to the front frame 1, and a water cup fixing frame 13 is fixedly connected to the middle part of the front frame 1 through transmission connection of the rear wheels 22 and the driving system 25; one end of the front frame 1, which is far away from the rear frame 2, is fixedly connected with a searchlight 14, and the searchlight 14 is electrically connected with a storage battery 24. A front fender 15 and a rear fender 26 are fixedly connected to the upper portions of the front wheel 12 and the rear wheel 22, respectively. First handle 4 and second handle 5 have been welded respectively on preceding frame 1 and the rear frame 2, and the whole frame is carried to user's accessible first handle 4 and second handle 5.

The side surfaces of the front frame 1, the connecting piece 3 and the rear frame 2 are respectively fixedly connected with a first connecting ring group 6, a second connecting ring group 7 and a third connecting ring group 8 which have the same inner diameter, and fixing rods 9 used for fixing the front frame 1, the connecting piece 3 and the rear frame 2 are inserted into the first connecting ring group 6, the second connecting ring group 7 and the third connecting ring group 8.

And a limiting rod 91 which can unidirectionally limit the movement of the fixing rod 9 is vertically welded at one end of the fixing rod 9 close to the front frame 1. The corresponding positions of the third connecting ring group 8 and the fixing rod 9 are provided with thread through holes drilled in the vertical direction, and the thread through holes are internally threaded with positioning bolts 10 and nuts 101 used for fixing the fixing rod 9 on the third connecting ring group 8.

The working principle is as follows: the utility model discloses a frame 1 and back frame 2 before the hinge upset at 3 both ends of connecting piece is connected, this makes the utility model discloses has possessed folding function, specifically does: firstly, when the bicycle is ridden normally, the fixed rod 9 is inserted in the first connecting ring group 6, the second connecting ring group 7 and the third connecting ring group 8, and the front frame 1, the connecting piece 2 and the rear frame 3 are fixed; secondly, when the bicycle is carried, the positioning bolt 10 can be taken out of the third connecting ring group 8, and then the fixing rod 9 is sequentially pulled out of the three connecting ring groups, so that the front bicycle frame 1 and the rear bicycle frame 2 can be folded along the connecting piece 3.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel folding electric bicycle frame which characterized in that includes:

the steering device comprises a front frame (1), wherein the top of the front frame (1) is rotatably connected with a faucet (11) for controlling the direction, and the bottom of the front frame (1) is rotatably connected with a front wheel (12) for steering;

the top of the rear frame (2) is fixedly connected with a cushion (21), and the bottom of one end, far away from the front frame (1), of the rear frame (2) is rotatably connected with a rear wheel (22) for driving;

the connecting piece (3) is used for connecting the front frame (1) and the rear frame (2), and two ends of the connecting piece (3) are respectively connected with the front frame (1) and the rear frame (2) in an overturning manner through hinges.

2. The novel folding electric bicycle frame of claim 1, characterized in that;

a fixing frame (23) is welded on the side face of the rear frame (2), and a storage battery (24) is fixedly connected inside the fixing frame (23);

the bottom of one end, close to the front frame (1), of the rear frame (2) is provided with a driving system (25) capable of being driven by feet, and the rear wheels (22) are in transmission connection with the driving system (25).

3. The novel folding electric bicycle frame of claim 2, characterized in that:

a water cup fixing frame (13) is fixedly connected to the middle part of the front frame (1);

one end of the front frame (1) far away from the rear frame (2) is fixedly connected with a searchlight (14), and the searchlight (14) is electrically connected with a storage battery (24).

4. The novel folding electric bicycle frame of claim 1, characterized in that:

a front mudguard (15) and a rear mudguard (26) are respectively fixedly connected above the front wheel (12) and the rear wheel (22).

5. The novel folding electric bicycle frame of claim 1, characterized in that:

the side of preceding frame (1), connecting piece (3) and back frame (2) is fixedly connected with first connecting ring group (6), second connecting ring group (7) and third connecting ring group (8) that the internal diameter equals respectively, all peg graft in first connecting ring group (6), second connecting ring group (7) and third connecting ring group (8) and have dead lever (9) that are used for fixed preceding frame (1), connecting piece (3) and back frame (2).

6. The novel folding electric bicycle frame of claim 5, characterized in that:

and a limiting rod (91) which can unidirectionally limit the movement of the fixing rod (9) is vertically welded at one end of the fixing rod (9) close to the front frame (1).

7. The novel folding electric bicycle frame of claim 5, characterized in that:

the corresponding positions of the third connecting ring group (8) and the fixing rod (9) are provided with thread through holes drilled in the vertical direction, and the thread through holes are internally threaded with positioning bolts (10) and nuts (101) used for fixing the fixing rod (9) on the third connecting ring group (8).

8. The novel folding electric bicycle frame of claim 1, characterized in that:

a first holding frame (4) and a second holding frame (5) are welded on the front frame (1) and the rear frame (2) respectively.