CN217496366U

CN217496366U - Frame assembly of electric bicycle

Info

Publication number: CN217496366U
Application number: CN202221154089.3U
Authority: CN
Inventors: 陈士龙; ***; 张志胜
Original assignee: Jiangsu Yuanpingzi Intelligent Technology Co ltd
Current assignee: Jiangsu Xindayang Electromechanical Technology Co ltd
Priority date: 2022-05-14
Filing date: 2022-05-14
Publication date: 2022-09-27
Anticipated expiration: 2032-05-14

Abstract

The utility model provides a frame assembly of an electric bicycle, which comprises a frame main body, a handlebar main body, a front driving wheel strut and a rear cushion bracket, wherein the rear seat mounting post of the frame main body is in threaded connection with a reinforcing base, one side of the reinforcing base is in welded connection with the rear cushion bracket, the top end of the rear cushion bracket is in threaded connection with a steel connecting sheet, one end of the steel connecting sheet is fixedly connected with a waist pad mounting sheet, one end of the waist pad mounting sheet is fixedly connected with a rubber waist pad, and a limit hole of the steel connecting sheet is in limit connection with the rear cushion bracket through a limit bolt, the anti-theft door has good safety and anti-theft performance, good firmness and no loose phenomenon to cause poor contact.

Description

Frame assembly of electric bicycle

Technical Field

The utility model belongs to the technical field of electric motor car bicycle, a frame assembly of electric motor car bicycle is related to.

Background

The electric bicycle is a novel vehicle which integrates a triple sensing system formed by combining a torque sensor serving as a core and a pedal frequency sensor and a speed sensor on the basis of a common bicycle, wherein the triple sensing system is formed by processing the pedal frequency and the speed sensor, the sensor system can accurately sense the pedal force, the pedal frequency and the vehicle running speed of a rider in the riding process, processing triple data through an algorithm, and finally controlling a motor to output power meeting the requirements of the rider so as to lead the riding process to be easy and labor-saving.

The core component of the electric bicycle is a bicycle frame assembly, so that the stability of the bicycle in the driving process is ensured, and very high firmness and strength are required, however, the existing bicycle frame assembly has the following defects:

firstly, the method comprises the following steps: when the power supply is installed on the bicycle frame, the bicycle frame is limited only by the battery compartment of the pedal plate, so that the bicycle frame is easy to steal, the firmness of the power supply is low, and the phenomenon of poor contact caused by looseness is easy to occur;

secondly, the method comprises the following steps: the rear seat cushion bracket adopts a welding installation mode, the replaceability is poor, and a user cannot better select cushions with different structural forms and sizes and a waist back cushion according to the preference of the user; the interest of driving and the interest of watching cannot be increased.

In combination with the above, we provide a frame assembly for an electric bicycle.

Disclosure of Invention

An object of the utility model is to provide a frame assembly of electric motor car bicycle to solve the problem that proposes among the above-mentioned background art.

The purpose of the utility model can be realized by the following technical proposal: a frame assembly of an electric bicycle comprises a frame main body, a handlebar main body, a front driving wheel pillar and a rear cushion bracket, wherein the handlebar mounting hole position of the frame main body is in assembly connection with the handlebar main body, control handles are fixedly mounted at two ends of the handlebar main body, the bracket mounting position of the frame main body is in assembly connection with the front driving wheel pillar, a front wheel is mounted at the hub position of the front driving wheel pillar, a rear wheel is mounted at the rear hub mounting position of the frame main body, a reinforcing base is in threaded connection with the rear seat mounting pillar of the frame main body, one side of the reinforcing base is in welded connection with the rear cushion bracket, the top end of the rear cushion bracket is in threaded connection with a steel connecting sheet, one end of the steel connecting sheet is fixedly connected with a waist cushion mounting sheet, one end of the waist cushion mounting sheet is fixedly connected with a rubber waist cushion, spacing hole department of steel connection piece is through spacing bolt and back cushion support screw thread spacing connection, the bottom mounting of back cushion support is equipped with the bracing pillar, the one end of bracing pillar is passed through axis of rotation and frame main part swing joint, the top welded mounting of frame main part has battery locking subassembly.

In the frame assembly of the electric bicycle, the battery locking component comprises a first steel bottom frame and a second steel bottom frame, the two ends of the first steel bottom frame are connected with the frame body in a welding mode through first welding angle steel arranged on the two ends of the first steel bottom frame, and the two ends of the second steel bottom frame are connected with the frame body in a welding mode through second welding angle steel arranged on the two ends of the second steel bottom frame. The purpose of this is to have good security and theft protection.

In the frame assembly of the electric bicycle, the top end of the first steel underframe and the top end of the second steel underframe are both fixedly provided with the power supply positioning base columns, and the two limiting holes of the first steel underframe are both provided with the battery locking bolts. The purpose of this arrangement is to have good fastness, can not take place to become flexible and cause the contact failure.

In the frame assembly of the electric bicycle, the spring damping columns are arranged on the two crank shafts of the frame main body in a threaded mode, and one ends of the two spring damping columns are connected with the two crank shafts of the reinforcing base in a threaded mode. The purpose of this setting is to have good shock attenuation effect for the back seat is sat very comfortablely.

In the above-mentioned frame assembly of electric motor car bicycle, the bottom movable mounting of frame main part has the steel construction double-arm brace, the fixed foot that is equipped with of one end of the steel construction double-arm brace touches the backing plate. The purpose of this arrangement is to facilitate better support of the frame of the electric bicycle.

In the frame assembly of the electric bicycle, the headlight connecting base is movably connected with the headlight hole at one side of the frame main body. The aim of this arrangement is to enable efficient attachment of the headlamp.

In the frame assembly of the electric bicycle, the middle part of the handlebar main body is fixedly provided with the waterproof instrument panel, and the side thread of the waterproof instrument panel is provided with the dust baffle. The purpose of setting up like this can shelter from some dust for waterproof panel board surface is clean and tidy.

Compared with the prior art, the utility model relates to a frame assembly of electric motor car bicycle's advantage does: through the arrangement of the first steel underframe, the second welding angle steel, the battery locking bolt and the power positioning base, when the frame is used for installing a power supply, the power supply is limited through the first steel underframe and the second steel underframe, and the frame is screwed and fixed through screws, so that the safety and the anti-theft performance are good, the firmness is good, and poor contact caused by looseness is avoided; the rear seat cushion bracket has strong replaceability through the reinforcing base, the inclined strut, the rotating shaft, the steel connecting sheet, the limiting bolt and the waist cushion mounting sheet, and a user can select cushions and waist back cushions with different structural forms and sizes according to personal preference; the driving pleasure and the watching interest are increased.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a frame assembly of an electric bicycle of the present invention.

Fig. 2 is a schematic plan view of the frame assembly of the electric bicycle of the present invention shown in fig. 1.

Fig. 3 is a schematic structural diagram of a position a of the frame assembly of the electric bicycle of fig. 2.

Fig. 4 is a schematic structural diagram of the frame assembly battery locking assembly of the electric bicycle of the present invention.

In the drawing, 1, a frame body; 2. a faucet main body; 3. a control handle; 4. a waterproof instrument panel; 5. a dust blocking plate; 6. the headlamp is connected with the base; 7. a front drive wheel strut; 8. a front wheel; 9. double supporting legs of a steel structure; 10. a rear cushion bracket; 11. a spring shock post; 12. (ii) a 13. A rubber waist pad; 14. a first steel chassis; 15. a reinforcing base; 16. a diagonal bracing strut; 17. a rotating shaft; 18. a steel connecting sheet; 19. a limit bolt; 20. a waist pad mounting piece; 21. a first welding angle steel; 22. a second steel chassis; 23. second welding angle steel; 24. a battery locking bolt; 25. and a power supply positioning base.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2, 3 and 4, the frame assembly of the electric bicycle comprises a frame main body 1, a handlebar main body 2, a front driving wheel strut 7 and a rear cushion bracket 10, wherein a handlebar mounting hole position of the frame main body 1 is assembled and connected with the handlebar main body 2, both ends of the handlebar main body 2 are fixedly provided with control handles 3, a bracket mounting position of the frame main body 1 is assembled and connected with the front driving wheel strut 7, a front wheel 8 is mounted at a hub of the front driving wheel strut 7, a rear wheel 12 is mounted at a rear hub mounting position of the frame main body 1, a reinforcing base 15 is in threaded connection at a rear seat mounting column of the frame main body 1, one side of the reinforcing base 15 is welded and connected with the rear cushion bracket 10, the top end of the rear cushion bracket 10 is in threaded connection, a steel connecting piece 18 is in threaded connection with the top end of the rear cushion bracket 10, one end of the steel connecting piece 18 is fixedly connected with a waist cushion mounting piece 20, one end fixedly connected with rubber bustle 13 of bustle mounting plate 20, the spacing hole department of steel connection piece 18 is through spacing bolt 19 and back cushion support 10 screw thread limit connection, and the bottom mounting of back cushion support 10 is equipped with bracing pillar 16, and axis of rotation 17 and frame main part 1 swing joint are passed through to the one end of bracing pillar 16, and the top welded mounting of frame main part 1 has battery locking subassembly.

During actual assembly, battery locking subassembly includes first steel chassis 14 and second steel chassis 22, first welding angle steel 21 and the 1 welded connection of frame main part are passed through at the both ends of first steel chassis 14, the second welding angle steel 23 and the 1 welded connection of frame main part through being equipped with at the both ends of second steel chassis 22, the top of first steel chassis 14 and the top of second steel chassis 22 are all fixed and are equipped with power location base pillar 25, battery locking bolt 24 is all installed to two spacing hole departments of first steel chassis 14.

During actual assembly, spring shock absorber post 11 is installed to two equal threaded mounting of crank axle department of frame main part 1, and the one end of two spring shock absorber posts 11 all with two crank axle threaded connection who strengthens base 15 to this shock attenuation performance who improves the back seat.

During actual assembly, the bottom movable mounting of frame main part 1 has steel structure double-arm brace 9, and the fixed foot that is equipped with of one end of steel structure double-arm brace 9 touches the backing plate, can support the frame of electric bicycle.

During actual manufacturing, a headlamp connecting base 6 is movably connected to a headlamp hole on one side of the frame body 1, so that stable connection of headlamps is facilitated.

During actual assembly, the middle part fixed mounting of tap main part 2 has waterproof panel board 4, and the avris screw thread of waterproof panel board 4 installs ash blocking plate 5, and waterproof panel board 4 has good waterproof nature, prevents the entering of rainwater.

In practical use, when the power supply is installed, the power supply is limited through the first steel underframe 14 and the second steel underframe 22 and is screwed up and fixed through screws, so that the safety and the anti-theft performance are good, the firmness is good, and poor contact caused by looseness is avoided; the reinforcing base 15 is connected by bolts, so that the rear seat cushion bracket 10 has strong replaceability, and a user can select cushions and waist back cushions with different structural forms and sizes according to own preference; the driving pleasure and the watching interest are increased.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a frame assembly of electric motor bicycle, includes frame main part (1), tap main part (2), front driving wheel pillar (7) and back cushion support (10), its characterized in that, the locomotive installation hole site department and tap main part (2) be assembled between/be connected between of frame main part (1), the equal fixed mounting in both ends of tap main part (2) has control handle (3), the support installation department and the front driving wheel pillar (7) be assembled between/be connected between of frame main part (1), front wheel (8) are installed to the wheel hub department of front driving wheel pillar (7), back wheel (12) are installed to the back wheel hub installation department of frame main part (1), frame main part (1) back seat erection column threaded connection has strengthens base (15), strengthen one side and back cushion support (10) welded connection of base (15), the top threaded connection of back cushion support (10), the top threaded connection of back cushion support (10) has steel connection piece (18), the one end fixedly connected with bustle installation piece (20) of steel connection piece (18), the one end fixedly connected with rubber bustle (13) of bustle installation piece (20), the spacing hole department of steel connection piece (18) is through spacing bolt (19) and back cushion support (10) screw thread limit connection, the bottom mounting of back cushion support (10) is equipped with bracing pillar (16), axis of rotation (17) and frame main part (1) swing joint are passed through to the one end of bracing pillar (16), the top welded mounting of frame main part (1) has battery locking component.

2. The frame assembly of the electric bicycle and bicycle of claim 1, wherein the battery locking component comprises a first steel underframe (14) and a second steel underframe (22), two ends of the first steel underframe (14) are welded with the frame main body (1) through a first welding angle steel (21), and two ends of the second steel underframe (22) are welded with the frame main body (1) through a second welding angle steel (23).

3. The frame assembly of the electric bicycle and the bicycle as claimed in claim 2, wherein the top end of the first steel underframe (14) and the top end of the second steel underframe (22) are both fixedly provided with a power supply positioning base column (25), and two limiting holes of the first steel underframe (14) are both provided with battery locking bolts (24).

4. The frame assembly of the electric bicycle as claimed in claim 1, wherein spring shock-absorbing columns (11) are threadedly mounted at both crank shafts of the frame body (1), and one ends of both spring shock-absorbing columns (11) are threadedly connected with both crank shafts of the reinforcing base (15).

5. The frame assembly of the electric bicycle and bicycle of claim 1, wherein a steel structure double-supporting leg (9) is movably mounted at the bottom end of the frame main body (1), and a foot contact base plate is fixedly arranged at one end of the steel structure double-supporting leg (9).

6. The frame assembly of claim 1, wherein a headlight connecting base (6) is movably connected to a headlight hole at one side of the frame main body (1).

7. The frame assembly of the electric bicycle and bicycle as claimed in claim 1, wherein a waterproof instrument panel (4) is fixedly mounted in the middle of the handlebar main body (2), and a dust baffle (5) is threadedly mounted on the side of the waterproof instrument panel (4).