CN217048918U

CN217048918U - Electric bicycle with quickly folded built-in battery assembly

Info

Publication number: CN217048918U
Application number: CN202122617836.4U
Authority: CN
Inventors: 王伟东
Original assignee: Zhejiang Jiuselu Automobile Co ltd
Current assignee: Zhejiang Jiuselu Automobile Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-07-26
Anticipated expiration: 2031-10-27

Abstract

The utility model provides a fast folding electric bicycle with a built-in battery component, which comprises a front wheel component, a rear wheel component, a frame component and a battery component; the frame subassembly includes front fork subassembly, S type head tube, well pipe in the back fork, back fork upper tube and back fork low tube, the S type head tube includes S type head tube right side section and S type head tube left side section, and the folding auto-lock subassembly of installation between S type head tube right side section and the S type head tube left side section, folding auto-lock subassembly is including setting up first folding piece and the setting in the S type head tube left side section are in the second folding piece of S type head tube right side section, well pipe is the cavity pole, embedded have with the battery pack that well pipe shape matches. The utility model discloses a quick folding built-in battery pack's electric bicycle accomplishes folding and expandes the action simple, is convenient for carry on indoor deposit and hand-carry, is favorable to promoting the convenience of people's trip, simple structure, convenient operation, convenient to carry, safe in utilization, functional wider.

Description

Electric bicycle with quickly folded built-in battery assembly

Technical Field

The utility model belongs to the technical field of the electric bicycle frame, especially, relate to a quick folding electric bicycle of built-in battery pack.

Background

The domestic electric vehicle industry is rapidly increased from weak to strong, and is unique in a plurality of industries in China. At present, the electric vehicle market in China mainly comprises electric light vehicles, electric motorcycles and electric bicycles, and the three types occupy larger market shares. The development of electric vehicles in China is rapid, and the electric vehicles are derived from unique advantages, wherein a very important factor is the market. China has a large population and a huge passenger traffic market, which also creates special market advantages for the development of the electric vehicle technology in China. Most electric motor car structure all is holistic frame construction at domestic, makes electric bicycle's volume great like this, is unfavorable for going out to carry, though along with the continuous development in electric motor car market, also evolves various light small and exquisite, the electric bicycle that can fold, but owing to the limitation of design, do not reach very ideal design effect, often folding back is going on electric bicycle, also can not be convenient for go out to carry, lacks humanized design. In the aspect of power design, the external arrangement of the power battery of the electric vehicle also brings a plurality of limitation problems to the design of the vehicle body, and the power battery cannot be effectively protected. Therefore, the electric bicycle with the built-in battery pack is simple in folding and unfolding actions, convenient to store indoors and carry about, beneficial to improving the convenience of people in traveling, simple in structure, convenient to operate, convenient to carry, safe to use and wide in functionality.

SUMMERY OF THE UTILITY MODEL

The utility model provides an it is simple to accomplish folding and expand the action, is convenient for carry on indoor deposit and hand-carry, is favorable to promoting the convenience of people's trip, and simple structure, convenient operation, convenient to carry, safe in utilization, the wider electric bicycle of quick folding built-in battery pack of functional have effectually solved the problem that exists among the prior art.

In order to solve the technical problem, the technical scheme of the utility model is that:

a quick folding electric bicycle with a built-in battery pack comprises a front wheel assembly, a rear wheel assembly, a frame assembly, a motor assembly, a controller and a battery pack, wherein the frame assembly is used for connecting the front wheel assembly and the rear wheel assembly; the frame component comprises a front fork component connected with a front wheel component, an S-shaped front tube connected with the front fork component, a middle tube connected with the S-shaped front tube, a rear fork middle tube connected with the middle tube, a rear fork upper tube connected with the middle tube and a rear fork lower tube connected with the middle tube, the rear wheel component is respectively connected with the rear fork middle tube, the rear fork lower tube and the rear fork upper tube, the S-shaped front tube comprises an S-shaped front tube right section and an S-shaped front tube left section, a folding self-locking component used for relatively folding the front wheel component and the rear wheel component is arranged between the S-shaped front tube right section and the S-shaped front tube left section, the folding self-locking component comprises a first folding sheet arranged on the S-shaped front tube left section and a second folding sheet arranged on the S-shaped front tube right section, the middle tube is a hollow rod, and a battery component matched with the middle tube in shape is embedded in the middle tube, the battery pack is connected with a charger hidden in the middle tube, and the upper end of the middle tube is provided with a cushion adjusting tube. The S-shaped front tube right section and the S-shaped front tube left section are designed to be hollow, the battery is placed in the S-shaped front tube right section and the S-shaped front tube left section, a plurality of defects caused by external arrangement of the battery are avoided, the protection effect on the battery is also achieved, and the protection effect on the motor is also achieved when the battery is convenient to install and disassemble.

The back vent is gone up the pipe and is drawn together left back vent top tube and right back vent top tube, the pipe is drawn together well pipe and right back vent well pipe in the back vent, the enhancement pipe that is used for strengthening intensity is installed to pipe and right back vent top tube in the left back vent, the enhancement pipe that is used for strengthening intensity is installed to pipe and right back vent well pipe in the left back vent, first folding piece and the second folding piece swing joint, and through installing locking lever on the first folding piece with install locking stopper block on the S type head tube right side section is fixed. The effect is better and the folding is more compact; this electric bicycle simple structure, small, light in weight, green, folding position has also reduced the volume of folding back electric automobile body greatly, built-in battery also convenient to detach and change to play good guard action to battery itself, folding back electric motor car removes also very conveniently, is fit for various going out to carry, the push-and-pull is carried, has improved the utilization ratio of electric motor car self and user's the rate of utilization greatly.

An arc-shaped supporting tube used for enhancing the strength of the right section of the middle tube and the S-shaped front tube is arranged between the right section of the middle tube and the right section of the S-shaped front tube, and a middle shaft is arranged at one end, close to the middle tube, of the arc-shaped supporting tube.

The right section of the S-shaped front pipe is connected with a front fork pipe which is used for being penetrated and fixed by the front fork assembly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of the electric bicycle with a rapidly foldable built-in battery assembly according to the present invention;

FIG. 2 is a schematic structural view of a rear fork upper tube of the electric bicycle with a rapidly folded built-in battery pack according to the present invention;

fig. 3 is a schematic structural diagram of a middle tube of a rear fork of an electric bicycle with a rapidly folded built-in battery assembly.

In the drawings, 1-the front wheel assembly; 2-a front fork assembly; 3-front fork tube; 4-S type front tube right section; 5-folding self-locking assembly; 6-arc supporting tube; 7-a locking lever; 8-a first folded sheet; 9-a second folding sheet; a left section of a 10-S-shaped front pipe; 11-a back fork upper tube; 12-a middle tube; 13-the medial axis; 14-rear fork middle tube; 15-a rear wheel assembly; 16-upper left rear fork tube; 17-cushion adjusting pipe; 18-right rear fork upper tube; 19-left rear fork middle tube; 20-a reinforced pipe; 21-right rear fork middle tube; 22-locking a stopper; 23-rear fork lower tube.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, 2 and 3, a schematic structural diagram of a fast folding electric bicycle with a built-in battery assembly, a schematic structural diagram of a rear fork upper tube 11 and a schematic structural diagram of a rear fork middle tube 14 are shown, the fast folding electric bicycle with the built-in battery assembly comprises a front wheel assembly 1, a rear wheel assembly 15, a frame assembly connecting the front wheel assembly 1 and the rear wheel assembly 15, a motor assembly installed on the rear wheel assembly 15, a controller electrically connected with the motor assembly and a battery assembly electrically connected with the controller and providing energy for the electric bicycle; the frame assembly comprises a front fork assembly 2 connected with a front wheel assembly 1, an S-shaped front tube connected with the front fork assembly 2, a middle tube 12 connected with the S-shaped front tube, a rear fork middle tube 14 connected with the middle tube 12, a rear fork upper tube 11 connected with the middle tube 12 and a rear fork lower tube 23 connected with the middle tube 12, a rear wheel assembly 15 is respectively connected with the rear fork middle tube 14, the rear fork lower tube 23 and the rear fork upper tube 11, the S-shaped front tube comprises an S-shaped front tube right section 4 and an S-shaped front tube left section 10, a folding self-locking assembly 5 used for relatively folding the front wheel assembly 1 and the rear wheel assembly 15 is arranged between the S-shaped front tube right section 4 and the S-shaped front tube left section 10, the folding self-locking assembly 5 comprises a first folding sheet 8 arranged on the S-shaped front tube left section 10 and a second folding sheet 9 arranged on the S-shaped front tube right section 4, the middle tube 12 is a hollow rod, a battery assembly matched with the middle tube 12 in shape is embedded in the middle tube, the battery assembly is connected with a charger hidden in the middle tube 12, and a cushion adjusting tube 17 is installed at the upper end of the middle tube 12. The S-shaped front tube right section 4 and the S-shaped front tube left section 10 are designed to be hollow, the battery is placed in the S-shaped front tube right section 4 and the S-shaped front tube left section 10, a plurality of defects caused by external arrangement of the battery are eliminated, the protection effect on the battery is also achieved, and the protection effect on the motor is also achieved while the installation and the disassembly are convenient.

The back vent upper tube 11 includes that the left back vent upper tube 16 and the right back vent upper tube 18 are pitched, tube 14 includes that tube 19 and right back vent are pitched in the left back vent in the tube 21, tube 20 is installed to tube 16 and the right back vent upper tube 18 in the left back vent and is used for strengthening the intensity, tube 20 is installed to tube 21 and the right back vent in the left back vent and is used for strengthening the intensity' S strengthening pipe 20, first folding piece 8 and second folding piece 9 swing joint to through installing locking lever 7 on the first folding piece 8 with install locking stopper 22 block on the S type head tube right side section 4 is fixed. The folded effect is better and the folded product is smaller; this electric bicycle simple structure, small, light in weight, green, folding position has also reduced the volume of folding back electric automobile body greatly, built-in battery also convenient to detach and change to play good guard action to battery itself, folding back electric motor car removes also very conveniently, is fit for various going out to carry, the push-and-pull is carried, has improved electric motor car self's utilization ratio and user's rate of utilization greatly.

An arc-shaped supporting tube 6 used for enhancing the strength of the middle tube 12 and the S-shaped front tube right section 4 is arranged between the middle tube 12 and the S-shaped front tube right section 4, and a middle shaft 13 is arranged at one end, close to the middle tube 12, of the arc-shaped supporting tube 6. The S-shaped front tube right section 4 is connected with a front fork tube 3 which is used for being penetrated and fixed by the front fork assembly 2.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a quick folding electric bicycle of built-in battery pack which characterized in that: the electric bicycle comprises a front wheel assembly, a rear wheel assembly, a frame assembly connected with the front wheel assembly and the rear wheel assembly, a motor assembly arranged on the rear wheel assembly, a controller electrically connected with the motor assembly, and a battery assembly electrically connected with the controller and providing energy for the electric bicycle; the frame component comprises a front fork component connected with a front wheel component, an S-shaped front tube connected with the front fork component, a middle tube connected with the S-shaped front tube, a rear fork middle tube connected with the middle tube, a rear fork upper tube connected with the middle tube and a rear fork lower tube connected with the middle tube, the rear wheel component is respectively connected with the rear fork middle tube, the rear fork lower tube and the rear fork upper tube, the S-shaped front tube comprises an S-shaped front tube right section and an S-shaped front tube left section, an arc supporting tube used for reinforcing the strength of the middle tube and the S-shaped front tube right section is installed between the middle tube and the S-shaped front tube right section, a middle shaft is arranged at one end close to the middle tube, a folding self-locking component used for relatively folding the front wheel component and the rear wheel component is installed between the S-shaped front tube right section and the S-shaped front tube left section, the folding self-locking component comprises a first folding lamination arranged on the S-shaped front tube left section and is arranged on the S-shaped front tube right section and the S-shaped front tube right section The well pipe is the cavity pole, embedded have with the battery pack that well pipe shape matches, battery pack is connected with to hide the intraductal charger of well, well pipe upper end is installed the cushion and is adjusted the pipe.

2. The electric bicycle with a rapidly folded built-in battery pack as set forth in claim 1, wherein: the first folding sheet is movably connected with the second folding sheet and is clamped and fixed through a locking rod arranged on the first folding sheet and a locking limiting block arranged on the right section of the S-shaped front tube.

3. The electric bicycle with a rapidly folded built-in battery pack as set forth in claim 1, wherein: the back fork upper tube includes left back fork upper tube and right back fork upper tube, the pipe is managed in the back fork includes that pipe and right back fork are well managed in the left back fork, the enhancement pipe that is used for strengthening intensity is installed to pipe and right back fork upper tube in the left back fork, the enhancement pipe that is used for strengthening intensity is installed to pipe and right back fork in the left back fork.

4. The electric bicycle with a battery pack inside for quick folding as claimed in claim 1 or 2, wherein: the right section of the S-shaped front pipe is connected with a front fork pipe which is used for being penetrated and fixed by the front fork assembly.

5. The electric bicycle with a rapidly folded built-in battery pack as set forth in claim 4, wherein: the front fork tube is a special-shaped round tube with two large ends and a small middle part.