WO2021017059A1

WO2021017059A1 - Sharing electric power-assisted bicycle powered from middle tube side

Info

Publication number: WO2021017059A1
Application number: PCT/CN2019/102237
Authority: WO
Inventors: 何响明
Original assignee: 深圳市正祥科技实业有限公司
Priority date: 2019-07-30
Filing date: 2019-08-23
Publication date: 2021-02-04
Also published as: CN210681047U

Abstract

Disclosed is a sharing electric power-assisted bicycle powered from a middle tube side. The sharing electric power-assisted bicycle is composed of a pedal mechanism (1), a hand brake mechanism (2), a rear wheel mechanism (3), a rear brake cable (4), a cushion column (5), a battery middle tube (6), a frame tube (8) and a front wheel mechanism (9). The hand brake mechanism (2) is connected to the front wheel mechanism via a front brake cable, the hand brake mechanism (2) is connected to the rear wheel mechanism (3) via the rear brake cable, and a middle section of the rear brake cable is laid on the frame tube (8); a bottom end of the cushion column (5) is welded to the frame tube (8), and the battery middle tube (6) is fixed to one side of the cushion column (5); the pedal mechanism (1) connected to the rear wheel mechanism (3) is installed on one side of the frame tube (8); and an electric control lock (7) is installed at a top end of the battery middle tube (6). The above structure makes the rear brake cable and a power wire harness be difficult to damage.

Description

Sharing electric mopeds on the side of the central tube

Technical field

The utility model relates to the technical field of electric assisted vehicles, in particular to a central tube-side shared electric assisted vehicle.

Background technique

Electric power-assisted vehicles refer to a mechatronics vehicle that uses batteries as auxiliary energy sources on the basis of ordinary small vehicles and is equipped with motor, controller, battery, handlebars, brake handles and other operating components and display instrument systems. Charge the battery before use.

Purpose Shared electric mopeds have been widely used in various cities, adapting to the modern fast-paced life, and providing convenience for people's walking distance. However, because shared mopeds are placed in the open air on the street, there is a great It has a big impact, because the rear brake cables and battery wiring harnesses of the current electric bicycles are all located outside the electric bicycles, which not only affects the appearance of the electric bicycles, but also is easily damaged, causing the electric bicycles to be unusable and greatly improving the subsequent maintenance. Cost affects people's normal use.

Based on this, the utility model designs an electric power-assisted vehicle shared by the central tube side to solve the above-mentioned problems.

Utility model content

The purpose of the utility model is to provide a shared electric power-assisted vehicle with power taken on the middle tube side, which does not affect the disassembly and assembly of the battery. The rear brake cable and battery wiring harness of the whole vehicle are all hidden in the frame tube, which is safe, concealed, beautiful and not easy to be Damage the wires and increase the service life to solve the problems raised in the background art.

In order to achieve the above objectives, the present utility model provides the following technical solutions: the central tube side takes power to share an electric booster, which consists of a pedal mechanism, a handbrake mechanism, a rear wheel mechanism, a rear brake line, a cushion pillar, a battery middle tube, a frame tube and the front The handbrake mechanism is connected to the front wheel mechanism through the front brake line, the handbrake mechanism is connected to the rear wheel mechanism through the rear brake line, and the middle section of the rear brake line is laid on the frame tube, and the bottom of the cushion column The end is welded to the frame tube, the battery middle tube is fixed on one side of the cushion pillar, one side of the frame tube is installed with a pedal mechanism connected to the rear wheel mechanism, and the top of the battery middle tube is installed with an electric The control lock, the battery located in the battery tube is connected to the electric control lock through the power cord.

Preferably, the top of the battery tube is provided with a mounting seat, the electric control lock is fixed in the mounting seat, and two sets of power cord routing cavities are opened on the side where the mounting seat and the battery tube and the seat post are fixed.

Preferably, the frame tube includes a fixed tube and a two-component fork tube extending from the rear end of the fixed tube, and a through hole for installing a pedal mechanism is opened on the outer wall of one end where the two-component fork tube and the fixed tube merge. A threading hole is opened on the outer wall of one end of the fixed pipe away from the through hole.

Preferably, the bottom end of the battery tube is provided with an embedded profile, and the embedded profile includes a front end, a middle end, a rear end, and an accommodation cavity formed by the front end, middle end, and rear end. The threading hole 2 and threading hole 3 are respectively opened on the rear part and the rear end part, and the rear end of the rear brake cable penetrates the threading hole 2, the containing cavity and the threading hole 3 in sequence.

Preferably, the front end and the middle end of the embedded profile are matched and fixed in the opening between the two-component fork tubes.

Preferably, the two-component fork tube extending from the rear end of the fixed tube and the embedded profile at the bottom end of the battery middle tube are formed by a milling process.

Compared with the prior art, the utility model has the following beneficial effects: the central tube side power-taking shared electric assisted vehicle has a novel structure design. By installing an electric control lock on the battery central tube, the utility model has the advantages of small size and firm fixation, which can effectively protect the battery Not to be stolen; new milled frame tubes and battery tubes are used. On the one hand, the frame tubes and battery tubes are integrated, and the appearance is beautiful, and the strength after welding is guaranteed. On the other hand, the frame The tube and the battery tube can store and protect the rear brake cable and power harness, making the body simple and attractive, and the rear brake cable and power harness are not easily damaged, increasing the service life of the shared power-assisted electric vehicle and reducing the cost of subsequent maintenance.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present utility model more clearly, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings may be obtained from these drawings without creative work.

Figure 1 is a schematic diagram of the structure of the utility model;

Figure 2 is a schematic diagram of the internal structure of the utility model frame tube;

Figure 3 is a schematic diagram of the tube structure of the battery in the utility model;

Figure 4 is a schematic diagram of the utility model frame tube structure;

Figure 5 is a sectional view of the utility model frame tube;

Figure 6 is a schematic diagram of the tube structure of the battery of the present invention.

In the drawings, the list of parts represented by each number is as follows:

1. Foot pedal mechanism; 2. Hand brake mechanism; 3. Rear wheel mechanism; 4. Rear brake cable; 5. Cushion column; 6. Battery tube; 61. Embedded profile; 62. Front end; 63. Threading hole 3. 64. Threading hole two; 65. Rear end; 66. Middle end; 67. Housing cavity; 7. Electric control lock; 71. Mounting seat; 72. Power cord routing cavity; 8. Frame tube; 81 , Fixed tube; 82, bifurcated tube; 83, through hole; 84, threading hole one; 9, front wheel mechanism.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present utility model.

Please refer to Figure 1-6, this utility model provides a technical solution: the central tube side takes power to share an electric moped, consisting of a pedal mechanism 1, a handbrake mechanism 2, a rear wheel mechanism 3, a rear brake cable 4, a cushion pillar 5, and a battery The middle tube 6, the frame tube 8 and the front wheel mechanism 9. The pedal mechanism 1, the handbrake mechanism 2, the rear wheel mechanism 3, the rear brake cable 4, the cushion pillar 5 and the front wheel mechanism 9 are all existing electric bicycle technology , The handbrake mechanism 2 is connected to the front wheel mechanism 9 through the front brake line, and the front brake line is controlled by the handbrake mechanism 2 to realize the front wheel braking. The handbrake mechanism 2 is connected to the rear wheel mechanism 3 through the rear brake line 4 The rear brake cable 4 is controlled by the handbrake mechanism 2 to realize the braking of the rear wheels. The middle section of the rear brake cable 4 is laid on the frame tube 8. By routing the rear brake cable 4 in the frame tube 8, The rear brake cable 4 is effectively protected to avoid damage. The bottom end of the cushion column 5 is welded to the frame tube 8, and the battery tube 6 is fixed on one side of the cushion column 5. A foot pedal mechanism 1 connected to the rear wheel mechanism 3 is installed on the side, an electric control lock 7 is installed on the top of the battery middle tube 6, and the battery in the battery middle tube 6 is connected to the electric control lock 7 through a power cord, The electric lock 7 can be opened through the control software, and the battery can be removed after opening.

Wherein, the top of the battery tube 6 is provided with a mounting seat 71, the electric control lock 7 is fixed in the mounting seat 71, and the electric control lock 7 is installed on the upper part of the battery. The volume is small and the fixing is firm, which can effectively protect the battery from being By stealing, there are two sets of power cord routing cavities 72 on the side where the mounting seat 71 and the battery tube 6 and the seat pillar 5 are fixed. The internal routing cavities are specially designed for the battery, which does not affect the disassembly and assembly of the battery. The built-in wire is safe, concealed, beautiful, and not easy to damage the wire.

Wherein, the frame tube 8 includes a fixed tube 81 and a two-component fork tube 82 extending from the rear end of the fixed tube 81. A foot pedal mechanism 1 is installed on the outer wall of one end where the two-component fork tube 82 and the fixed tube 81 merge. A threading hole 84 is opened on the outer wall of one end of the fixing tube 81 away from the through hole 83, which facilitates the introduction of the rear brake cable 4 drawn from the handbrake mechanism 2 from the threading hole 84 into the fixing tube 81.

Wherein, the bottom end of the battery tube 6 is provided with an embedded profile 61, the embedded profile 61 includes a front end 62, a middle end 66, a rear end 65 and is formed by the front end 62, the middle end 66, and the rear end 65 The accommodating cavity 67, the embedded profile 61 is formed after the two-component fork tube 82 is connected to form a closed accommodating cavity 67, which is convenient for placing the controller and the wiring harness. The front end 62 and the rear end 65 are respectively provided with threading holes Two 64 and threading hole three 63, the rear end of the rear brake cable 4 passes through threading hole two 64, accommodating cavity 67, and threading hole three 63 in order to facilitate the rear brake cable 4 from threading hole two 64, accommodating cavity 67 and threading The hole at 63 is pulled into the rear wheel mechanism 3 to realize the braking of the rear wheels.

Wherein, the front end 62 and the middle end 66 of the embedded profile 61 are matched and fixed in the opening between the two-component fork tube 82, so that the embedded profile 61 and the opening between the two-component fork tube 82 coincide, so The two-component fork tube 82 extending from the rear end of the fixed tube 81 and the embedded profile 61 at the bottom end of the battery tube 6 are formed by a milling process.

The overall milling and bifurcation process of the frame tube 8 includes 1. Milling off the structural part of the middle cavity of the aluminum alloy tube according to the needs; 2. Then using an abrasive tool to bifurcate the milled tube part to form a two-component fork tube 82; 3. Use an abrasive tool to bend the side of the pipe into the required shape, with through holes 83 and threading holes 84. The overall milling and bifurcation process of the frame tube 8 makes the car driving tube simple in appearance and good overall feeling, and the flat fork does not need to be welded.

The embedded section 61 of the battery tube 6 is directly processed by milling into the shape shown in FIG. 6 to make it coincide with the fork of the frame tube 8. Using this type of milling and processing of the battery box tube profile is embedded into the frame tube 8 In this way, the embedded profile 61 of the battery tube 6 and the frame tube 8 can be integrated, the appearance is beautiful, and the strength after welding can be ensured.

Specific implementation examples are as follows:

By installing the electric control lock 7 on the battery tube 6, the battery in the battery tube 6 is connected to the electric control lock 7 through the power cord. The electric control lock 7 can be opened by the control software. After opening, the battery can be removed and the electric control The lock 7 is installed in the mounting seat 71 on the upper part of the battery middle tube 6, which is small in size and firmly fixed, which can effectively protect the battery from being stolen; by milling the frame tube 8 and the battery middle tube 6, it conforms to the power-assisted electric The technology used in the car, and the battery tube 6 and the frame tube 8 are connected, and the rear end of the frame tube 8 is processed into a two-component fork tube 82 and the embedded profile 61 at the lower end of the processed battery tube 6 Cooperating connection, using this method of milling and processing the middle tube profile of the battery box and inserting it into the frame tube 8, the middle tube profile and the frame tube 8 can be integrated, the appearance is beautiful, and the strength after welding is guaranteed. The rear brake cable 4 is laid in the frame tube 8, and the rear end of the rear brake cable 4 passes through the second threading hole 64, the accommodating cavity 67 and the third threading hole 63 in order to facilitate the rear brake cable 4 from the second threading hole 64, The accommodating cavity 67 and the threading hole 63 are drawn into the rear wheel mechanism 3 to realize the braking of the rear wheels. The inner wiring can make the car body simple and beautiful, so that the rear brake cable 4 is not easily damaged, and the power harness is stored. In the two sets of power cord routing cavities 72 on the side where the battery tube 6 and the seat post 5 are fixed, the internal routing cavities are specially designed for the battery, which does not affect the disassembly and assembly of the battery, and the internal wires are safe and concealed , Beautiful, and not easy to damage the wires.

In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in the present invention. In at least one embodiment or example. In this specification, the schematic representation of the above-mentioned terms does not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in a suitable manner.

The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiment does not describe all the details in detail, nor does it limit the utility model to only the specific implementation. Obviously, many modifications and changes can be made according to the content of this manual. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that those skilled in the art can understand and use the utility model well. This utility model is only limited by the claims and their full scope and equivalents.

Claims

The central tube side takes power to share the electric power-assisted vehicle, which is composed of a pedal mechanism, a handbrake mechanism, a rear wheel mechanism, a rear brake line, a cushion pillar, a battery middle tube, a frame tube and a front wheel mechanism, and is characterized in that the handbrake mechanism passes through The front brake line is connected to the front wheel mechanism, the handbrake mechanism is connected to the rear wheel mechanism through the rear brake line, and the middle section of the rear brake line is laid on the frame tube, the bottom end of the cushion column is welded to the frame tube, and the battery The middle tube is fixed on one side of the seat pillar, one side of the frame tube is installed with a pedal mechanism connected to the rear wheel mechanism, the top of the battery middle tube is installed with an electric control lock, and the battery in the battery middle tube Connect with the electric control lock through the power cord.
The central tube-side shared electric power-assisted vehicle according to claim 1, wherein the top of the battery central tube is provided with a mounting seat, the electric control lock is fixed in the mounting seat, and the mounting seat and the battery central tube are connected to the Two sets of power cord routing cavities are opened on the side where the cushion posts are fixed.
The central tube-side shared electric power-assisted vehicle according to claim 1, wherein the frame tube includes a fixed tube and a two-component fork tube extending from the rear end of the fixed tube, and the two-component fork tube is connected to the fixed tube. A through hole for installing a foot pedal mechanism is opened on the outer wall of one end of the confluence, and a threading hole is opened on the outer wall of one end of the fixing tube away from the through hole.
The central tube-side shared electric power-assisted vehicle according to claim 1, characterized in that: the bottom end of the battery central tube is provided with an embedded profile, and the embedded profile includes a front end, a middle end, a rear end, and a front end. , The middle end and the rear end of the accommodating cavity, the front end and the rear end are respectively provided with threading hole two and threading hole three, the rear end of the rear brake cable passes through the threading hole two, the containing cavity and Threading hole three.
The central tube side power-taking shared electric booster according to claim 3 or 4, characterized in that the front end and the middle end of the embedded profile are matched and fixed in the opening between the two-component fork tubes.
The central tube-side shared electric power-assisted vehicle according to claim 5, wherein the two-component fork tube extending from the rear end of the fixed tube and the embedded profile at the bottom end of the battery central tube are formed by a milling process.