CN214451494U

CN214451494U - Electric bicycle

Info

Publication number: CN214451494U
Application number: CN202120527616.XU
Authority: CN
Inventors: 贺永淼
Original assignee: Zhejiang Weibao Power Technology Co ltd
Current assignee: Zhejiang Weibao Power Technology Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-10-22
Anticipated expiration: 2031-03-12

Abstract

The utility model provides an electric bicycle, which comprises a supporting underframe, a backseat, a tailstock box, a guide supporting plate, a guide channel and a frame main body; the supporting underframe is of a U-shaped structure with a downward opening, and one end of the supporting underframe is fixedly arranged on one side of the frame main body; the rear seat is fixedly arranged on the upper surface of the supporting underframe; the tail seat boxes are arranged on one side of the rear seat far away from the electric vehicle seat at intervals; the guide channels are arranged in two groups and symmetrically and independently arranged on the structures at the two sides of the supporting underframe; one end of the guide support plate is fixedly connected with the bottom of the tailstock box through a mechanical connecting piece, and the other end of the guide support plate is connected with the guide channel in a sliding fit mode through a sliding part. This car is through installing the guide channel way on supporting the chassis, through the straight-line distance of adjustment tailstock case between the electric motor car saddle, and the distance diminishes after the adjustment, and the straight-line distance of electric motor car diminishes, can realize that the tailstock case covers on the back seat completely to it does the use of range-extending power to establish the lithium cell, and design simple structure, convenient operation uses manpower sparingly, improves quality of life.

Description

Electric bicycle

Technical Field

The utility model relates to an electric bicycle field especially relates to an electric bicycle.

Background

An electric bicycle is a personal transportation tool which is operated and completed by electromechanical integration by installing a storage battery as an auxiliary energy source on the basis of a common bicycle and adopting parts such as a motor, a controller, the storage battery and the like. In consideration of the requirement of the storage battery on the endurance mileage, the current storage battery is about 20-40kg generally, and sometimes the electric vehicle needs to be put into an elevator to be charged when the charging is inconvenient. Along with the increase of city house floor, the electric motor car user is when charging the battery, and a lot of users can directly put the electric motor car through the elevator and carry out the operation of charging at oneself gate, but some current electric motor cars size is little relatively for the passenger ladder, causes the problem that the electric motor car can not put down in the passenger ladder easily.

In addition, at present, the new national standard makes many restrictions and requirements on electric vehicles, the vehicle type cannot be large, the weight also needs to be 55kg, so that the battery is installed in the vehicle to occupy the main space, and the travel generally needs to bring children under 12 years old on the tailstock, and no matter the children go to school or travel in short distance, the vehicle increasingly becomes a mainstream vehicle for replacing the vehicle and the bicycle. But no similar solution has emerged so far.

Disclosure of Invention

In order to solve the problem that when the new national standard electric bicycle enters or exits closed spaces such as elevators and warehouses, the size of the new national standard electric bicycle is slightly larger than that of the closed spaces, the entering or exiting is inconvenient, and other problems caused by the simultaneous installation of a tailstock and a tail box are solved at the same time, the utility model provides an electric bicycle, wherein the movable tail box is arranged on the tailstock and comprises a supporting underframe, a backseat, a tail box, a guide supporting plate, a guide channel and a frame main body; the supporting underframe is of a closed cavity box structure, the lower surface of the supporting underframe is fixedly arranged on a rear extending steel pipe frame or a steel structure of the frame main body, and the upper end surface of the supporting underframe is fixedly provided with a rear seat; the tail box is arranged on one side of the rear seat far away from the saddle of the electric bicycle at intervals; the guide channels are arranged in two groups, and the two groups are symmetrically and independently arranged on the end surfaces of the two sides of the support underframe; one end of the guide support plate is fixedly connected with the bottom of the tail box through a mechanical connecting piece, and the other end of the guide support plate is connected with the guide channel in a sliding fit mode through a sliding part.

As an improvement, the guide slide is provided with two guide groove structures which are parallel at intervals, and each guide groove structure comprises a broken line section guide groove, a corner section guide groove and a straight line section guide groove; the broken line section guide groove is connected with the straight line section guide groove through a corner section guide groove, and the included angle of the corner section guide groove is 100-135 degrees; each broken line section guide slot initiating end is provided with the first locking hole that runs through the direction backup pad, and straightway guide slot end is provided with the second locking hole that runs through the direction backup pad.

As an improvement, the supporting underframe further comprises a first mounting hole and a second mounting hole, wherein the first mounting hole is arranged between the two broken line segment guide grooves, and the second mounting hole is arranged between the two straight line segment guide grooves.

As an improvement, the device also comprises a lock catch block structure, the bottom of the lock catch block structure is fixedly arranged on the outer surface of the guide support plate, and one side of the lock catch block structure is provided with a quick locking handle penetrating through the guide support plate; the quick locking handle comprises a mechanical connecting piece and an eccentric handle, the mechanical connecting piece is used for quickly loosening or connecting the supporting underframe and the guiding supporting plate, and the eccentric handle is used for connecting the quick locking handle with the first mounting hole or the second mounting hole.

As a refinement, the sliding member includes a first guide hole, a second guide hole; the lock catch block structure is arranged between the first guide hole and the second guide hole; the first guide hole and the second guide hole are simultaneously and independently fixed in the first locking hole or the second locking hole at intervals.

As an improvement, the electric bicycle further comprises a range-extending battery which is connected with a main power supply control of the electric bicycle through an interface, wherein one group of batteries are fixedly arranged in the cavity structure and used as a range-extending power supply; the other group of batteries is fixedly arranged below a pedal at the front end of the electric bicycle or in a seat barrel below the main seat and is used as a main power supply.

Optionally, the range-extending power supply is generally a lithium battery, the specific capacity and volume are selected according to the structure of the closed cavity box body, and the configuration can achieve the effect that the endurance time of the conventional electric vehicle is 0.5-2 times longer than that of the conventional electric vehicle.

Has the advantages that: the utility model provides an electric bicycle of portable tail-box of tailstock upper band, through at the installation guide channel way of supporting the chassis, with the tail-box under the auxiliary action of direction backup pad, the completion removes in the guide channel way, and then the straight line distance between adjustment tailstock box distance electric motor car saddle, when the adjustment back distance diminishes, the straight line distance of electric motor car diminishes, can realize that the tail-box covers completely on the back seat, and then realize getting into the diminishing of rectilinear dimension when closed box such as passenger ladder, can shorten the automobile body when not taking the people to ride, nimble motor safety, can satisfy the people's demand when needing the people again, and the tail-box can be favorable to taking comfortablely as the back, moreover, the steam generator is simple in structure, and convenient for operation, the manpower is saved, and the quality of life is improved.

In addition, through the cooperation installation of mounting hole, locking hole etc. on hasp block structure and the direction backup pad, can closely install between tailstock case and the support chassis, no matter tailstock case in back seat one side, still the tailstock case is fixed directly over the back seat, when covering the back seat, the electric motor car all can steadily go forward, can not take place the problem that the tailstock case rocked.

And simultaneously, the utility model discloses in, on the basis of the current main power supply that conventional current electric motor car is all, improved, set up the range extending power, install in supporting the inside cavity box structure of chassis, set up to square lithium cell selectively, owing to do not account for other spaces, saved the space and possessed, can also improve whole electric bicycle's continuation of the journey mileage, can do and prolong 0.5-2 times than conventional current electric motor car continuation of the journey time.

Drawings

Fig. 1 is a schematic structural view of the backseat of the tail seat box of the present invention.

Fig. 2 is a schematic structural view of the tailstock case of the present invention located right above the backseat.

Fig. 3 is a schematic view of a partial structure of the guide support plate of the present invention.

In the drawings: 1. a support chassis; 2. a guide support plate; 3. a rear seat; 4. a tail seat box; 5. a locking block structure; 6. a frame main body; 7. a vehicle body; 8. a guide channel; 9. a first mounting hole; 10. a second mounting hole; 11. at the first guide hole; 12. a second guide hole; 13. the handle is quickly locked; 14. a first locking hole; 15. a second locking hole.

Detailed Description

The following describes the present invention in further detail with reference to examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

A movable tail box is arranged on a tail seat of an electric bicycle and comprises a bicycle body 7, a wrapping and supporting underframe 1, a rear seat 3, a tail seat box 4, a guide support plate 2, a guide channel 8 and a bicycle frame main body 6; the supporting underframe 1 is arranged into a closed cavity box structure, the lower surface of the supporting underframe is fixedly arranged on a rear extending steel pipe frame or a steel structure of the frame main body 6, the upper end surface of the supporting underframe is fixedly provided with a rear seat 3, and preferably the rear seat is a cushion rear seat; the tail box 4 is arranged at one side of the rear seat 3 away from the saddle of the electric bicycle at intervals; the guide channels 8 are arranged in two groups, two groups are symmetrically and independently arranged on the end surfaces of two sides of the supporting underframe 1, and each group comprises four guide channels; one end of the guide support plate 2 is fixedly connected with the bottom of the tail box 4 through a mechanical connecting piece, and the other end of the guide support plate is connected with the guide channel 8 in a sliding fit manner through a sliding part; the body 7 is a bicycle structure, including a front wheel, a rear wheel, a saddle, a stirrup, a lamp, a drive chain, etc.

Set up tailstock case 4 in electric bicycle's rear end, through the direction backup pad that bottom and tailstock case are connected, independent fixed in the both ends of guide spout realizes the removal of whole tailstock case 4, can realize that tailstock case 4 covers on back seat 3 completely, the great shortening of linear distance.

The guide slideway 8 is provided with two guide groove structures which are parallel at intervals, and each guide groove structure comprises a broken line section guide groove, a corner section guide groove and a straight line section guide groove; the broken line section guide groove is connected with the straight line section guide groove through a corner section guide groove, and the included angle of the corner section guide groove is 100-135 degrees; each broken line section guide slot initiating end is provided with the first locking hole 14 that runs through direction backup pad 2, and straightway guide slot end is provided with the second locking hole 15 that runs through direction backup pad 2.

The supporting underframe 1 further comprises a first mounting hole 9 and a second mounting hole 10, wherein the first mounting hole 9 is arranged between the two broken line segment guide grooves, and the second mounting hole 10 is arranged between the two straight line segment guide grooves.

The bottom of the lock catch block structure 5 is fixedly arranged on the outer surface of the guide support plate 2, and one side of the lock catch block structure is provided with a quick locking handle 13 which penetrates through the guide support plate 2; the quick locking handle 13 is connected with the supporting chassis 1 and the guide supporting plate 2 through a mechanical connecting piece, and the quick locking handle 13 is connected with the first mounting hole 9 or the second mounting hole 10.

The quick locking handle 13 is provided with an eccentric handle and a mechanical connecting piece, and on one hand, the quick locking handle can be quickly loosened through the mechanical connecting piece; on the other hand, the eccentric handle can be used for pressing the supporting chassis 1 and the guide supporting plate 2, so that the quick locking handle 13 is connected with the first mounting hole 9 or the second mounting hole 10.

The rapid locking handle 13 is loosened, the trunk can be moved to the front and back positions easily, the rapid locking handle 13 is locked, and the trunk with the supporting plate cannot be moved. When the tail seat slides to the front position, the guide support plate and the tail seat have surface contact with each other to a certain degree; slide to the final position, direction backup pad 2 is located turning section guide slot end, and it is more stable after the falcon falls, so two kinds of position tailboxes can not become flexible, ride and reduce vibrations and abnormal sound.

The sliding component comprises a first guide hole 11 and a second guide hole 12; the locking block structure 5 is disposed between the first guiding hole 11 and the second guiding hole 12, wherein the first guiding hole 11 and the second guiding hole 12 are simultaneously and independently fixed in the first locking hole 14 or the second locking hole 15 at intervals.

The system also comprises selectable spare lithium batteries, namely, lithium batteries for increasing the range, and the spare lithium batteries are in control connection with a main power supply of the electric bicycle through an interface, wherein one group of lithium batteries are fixedly arranged in the cavity structure and are used as a range-increasing power supply; the other group of batteries is fixedly arranged below the pedal at the front end of the electric bicycle or in a seat barrel below the tailstock and is used as a main power supply.

Optionally, the range-extending power supply is generally a lithium battery pack, the specific capacity is selected according to a closed cavity box body structure, and the arrangement can achieve the effect that the endurance time of the range-extending power supply is 0.5-2 times longer than that of the conventional electric vehicle.

The working principle is as follows: when the electric bicycle normally runs or a person is in the backseat, the tailstock box 4 is fixed on one side of the backseat 3 far away from the frame body 6, so that the backseat 3 can carry people/objects, at this time, as shown in fig. 1, a first guide hole 11 and a second guide hole 12 on the guide support plate 2 connected with the lower end of the tailstock box 4 are fixedly arranged in two groups of first locking holes 14, and the locking fixing holes 13 are arranged in the first mounting holes 9 through connecting pieces, such as screws, screws or other mechanical connecting pieces.

When the linear length of the electric bicycle needs to be changed, only detachable mechanical connecting pieces need to be disassembled, the guide supporting plates move along the guide channels under the guide effect of the guide channels, the guide supporting plates sequentially pass through the broken line segment guide grooves, the corner segment guide grooves and the straight line segment guide grooves, the first guide holes 11 and the second guide holes 12 are fixedly installed in the two groups of second locking holes 15, the locking fixing holes 13 are installed in the second installation holes 10 through connecting pieces, such as screw rods, screws or other mechanical connecting pieces, and the movement and locking of the tailstock box are completed, at the moment, as shown in fig. 2, the tailstock box 4 is placed right above the rear seat 3, and the linear size is minimum.

The utility model discloses use quick eccentric handle on well locking fixed orifices 13, realize from loosening to remove fixed time once more and can not exceed 10 seconds, very put just daily life and use.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An electric bicycle, characterized in that: a movable tail box is arranged on the tail seat and comprises a supporting underframe (1), a rear seat (3), a tail box (4), a guide supporting plate (2), a guide channel (8) and a frame main body (6); the supporting underframe (1) is arranged into a closed cavity box structure, the lower surface of the supporting underframe is fixedly arranged on a rear extending steel pipe frame or a steel structure of the frame main body (6), and the upper end surface of the supporting underframe is fixedly provided with a rear seat (3); the tail box (4) is arranged on one side of the rear seat (3) far away from the saddle of the electric bicycle at intervals; the guide channels (8) are arranged in two groups, and the two groups are symmetrically and independently arranged on the end surfaces of the two sides of the support underframe (1); one end of the guide support plate (2) is fixedly connected with the bottom of the tail box (4) through a mechanical connecting piece, and the other end of the guide support plate is connected with the guide channel (8) in a sliding fit mode through a sliding part.

2. The electric bicycle according to claim 1, wherein: the guide channel (8) is provided with two guide groove structures which are parallel at intervals, and each guide groove structure comprises a broken line section guide groove, a corner section guide groove and a straight line section guide groove; the broken line section guide groove is connected with the straight line section guide groove through a corner section guide groove, and the included angle of the corner section guide groove is 100-135 degrees; each broken line section guide groove starting end is provided with a first locking hole (14) penetrating through the guide support plate (2), and the tail end of the straight line section guide groove is provided with a second locking hole (15) penetrating through the guide support plate (2).

3. The electric bicycle according to claim 2, wherein: the supporting underframe (1) further comprises a first mounting hole (9) and a second mounting hole (10), wherein the first mounting hole (9) is arranged between the two broken line segment guide grooves, and the second mounting hole (10) is arranged between the two straight line segment guide grooves and used for long-term fixation.

4. The electric bicycle according to claim 2, wherein: the bottom of the lock catch block structure (5) is fixedly arranged on the outer surface of the guide support plate (2), and a quick locking handle (13) penetrating through the guide support plate (2) is arranged on one side of the lock catch block structure; the quick locking handle (13) comprises a mechanical connecting piece and an eccentric handle, the mechanical connecting piece is used for quickly loosening or connecting the supporting underframe (1) and the guiding supporting plate (2), and the eccentric handle is used for connecting the quick locking handle (13) with the first mounting hole (9) or the second mounting hole (10).

5. The electric bicycle according to claim 2, wherein: the sliding component comprises a first guide hole (11) and a second guide hole (12); the lock catch block structure (5) is arranged between the first guide hole (11) and the second guide hole (12); wherein the first guide hole (11) and the second guide hole (12) are simultaneously and independently fixed in the first locking hole (14) or the second locking hole (15) at intervals.

6. The electric bicycle according to claim 1, wherein: the battery charging system also comprises a standby lithium battery which can be connected with a main battery of the electric bicycle through a charging interface, wherein a group of storage batteries are fixedly arranged in the cavity box body structure and are used as a range-extending power supply; the other group of main batteries are fixedly arranged below the pedal at the front end of the electric bicycle or in the seat barrel below the main seat and are used as a main power supply.