CN218986817U

CN218986817U - Adjustable backseat structure for electric bicycle

Info

Publication number: CN218986817U
Application number: CN202320035587.4U
Authority: CN
Inventors: 王希强; 王雨珊
Original assignee: Xianghe Qiangsheng Electric Vehicle Manufacturing Co ltd
Current assignee: Xianghe Qiangsheng Electric Vehicle Manufacturing Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-05-09
Anticipated expiration: 2033-01-07

Abstract

The application provides an adjustable backseat structure for electric bicycle, including the electric bicycle body, be equipped with the fixed column on the electric bicycle body, the outside top of fixed column is equipped with the reinforcement lasso, two fixedly connected with spinal branch daggers on the outer wall of reinforcement lasso, two the top of support column is connected with the regulation backseat mechanism jointly, it includes the fixing base to adjust the backseat mechanism, the top of fixing base is equipped with hidden recess, be equipped with four anticreep clamp plates in the hidden recess, the below of anticreep clamp plate is equipped with the pull seat, the right side of pull seat is connected with adjusts back mechanism, and this application can avoid unable regulation to the seat back.

Description

Adjustable backseat structure for electric bicycle

Technical Field

The disclosure specifically discloses the technical field of electric bicycles, and particularly relates to an adjustable backseat structure for an electric bicycle.

Background

The electric bicycle is used as a transportation tool in modern society, is a new energy environment-friendly transportation tool which adopts a storage battery as a power energy source, and has the advantages of low price, simple and convenient production and the like.

Through retrieving disclosure (bulletin) number CN212890696U discloses an adjustable backseat structure for electric bicycle, through the cooperation of rotation axis and spiral handle, can provide manual drive source for the removal of backseat, through the cooperation of first helical gear and second helical gear, can drive the threaded rod and rotate, through the cooperation of threaded rod and thread bush, be convenient for go up and down the regulation to the movable plate, through the cooperation of movable plate, can adjust the backseat to be fit for highly to this satisfies different height user's riding demand.

In the actual use process, as the backrest is fixedly arranged on the rear seat, after the rear seat is adjusted, the backrest can not provide effective protection for personnel with larger physique, and when the person encounters a bumpy road surface, the situation that the person falls backwards possibly occurs, and the improvement is needed.

Disclosure of Invention

In view of the above-mentioned drawbacks or deficiencies of the prior art, the present application is directed to an adjustable backseat structure for an electric bicycle.

The utility model provides an adjustable backseat structure for electric bicycle, includes the electric bicycle body, be equipped with the fixed column on the electric bicycle body, the outside top of fixed column is equipped with the reinforcement lasso, two fixedly connected with spinal branch daggers on the outer wall of reinforcement lasso, two the top of support column is connected with the regulation backseat mechanism jointly, it includes the fixing base to adjust the backseat mechanism, the top of fixing base is equipped with hidden recess, be equipped with four anticreep clamp plates in the hidden recess, the below of anticreep clamp plate is equipped with the pull seat, the right side of pull seat is connected with adjusts back mechanism.

According to the technical scheme that this application embodiment provided, adjust back mechanism includes the base, both sides all are equipped with the lug around the top of base, two be equipped with the axis of rotation between the lug, two ring gears have been fixedly cup jointed on the outer wall of axis of rotation, the top fixedly connected with three stands of axis of rotation, three the top common swing joint of stand has movable back, both ends all are equipped with the additional piece around the base, the upper and lower both ends of additional piece all are equipped with the screw thread and run through the hole, all be equipped with adjusting screw in the screw thread runs through the hole on the additional piece, the equal swing joint in top of adjusting screw has the anticreep post, two the one side that the anticreep post is close to the base all is equipped with the block fluted disc.

According to the technical scheme that this application embodiment provided, the right side of fixing base is equipped with two pull grooves, just all be equipped with the linkage board in the pull groove, two connect into wholly through the backup pad between the linkage board, just backup pad fixed connection pull seat's bottom plate.

According to the technical scheme that this application embodiment provided, the bottom of movable backrest is equipped with three with stand diameter size assorted recess, three in the recess of movable backrest bottom is stretched into respectively to the stand.

According to the technical scheme that this application embodiment provided, the bottom fixed mounting of anticreep post has the swivelling joint ring, the bottom fixed connection adjusting screw of swivelling joint ring.

According to the technical scheme that this application embodiment provided, three all fix the rubber sleeve that has cup jointed on the outer wall of stand, just be equipped with anti-skidding fold on the outer wall of rubber sleeve.

In summary, the present application discloses an adjustable backseat structure for an electric bicycle.

This scheme is with the help of the block fluted disc, rotates through the control axis of rotation, drives movable backrest and carries out angle modulation to control adjusting screw upwards rotates, makes anticreep post and block fluted disc upward movement, makes the laminating of block fluted disc ring gear, and the restriction ring gear continues to rotate, fixes the angle of movable backrest, avoids unable regulation to seat backrest.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:

FIG. 1 is a schematic structural view of an adjustable backseat structural assembly for an electric bicycle in accordance with the present application;

FIG. 2 is a schematic structural view of the adjustment backseat mechanism of the present application;

fig. 3 is a schematic view of the structure of the adjusting backrest mechanism in the present application.

In the figure: 1. an electric bicycle body; 2. fixing the upright post; 3. reinforcing the ferrule; 4. a support column; 5. adjusting the backseat mechanism; 6. a fixing seat; 7. hiding the groove; 8. an anti-falling pressing plate; 9. a drawing seat; 10. a linkage plate; 11. a support plate; 12. adjusting the backrest mechanism; 13. a base; 14. a bump; 15. a rotating shaft; 16. a gear ring; 17. a column; 18. a movable backrest; 19. an additional block; 20. adjusting a screw; 21. an anti-drop column; 22. and clamping the fluted disc.

Detailed Description

The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As mentioned in the background art, for the current adjustable backseat structure back fixed mounting in prior art on the backseat, after adjusting the backseat, the back can't provide effective protection to the great personnel of build, when meetting the road surface of jolting, the condition that personnel topples backwards can appear, this application proposes an adjustable backseat structure for electric bicycle convenient to adjust back angle and height.

Please refer to the structural schematic diagram of an assembly of an adjustable backseat structure for an electric bicycle shown in fig. 1-2, which comprises an electric bicycle body 1, a fixing upright post 2 is arranged on the electric bicycle body 1, a reinforcing ferrule 3 is arranged at the top end of the outer side of the fixing upright post 2, the reinforcing ferrule 3 is fixedly sleeved on the outer wall of the fixing upright post 2, two support columns 4 are fixedly connected to the outer wall of the reinforcing ferrule 3, the top ends of the two support columns 4 are jointly connected with an adjusting backseat mechanism 5, the adjusting backseat mechanism 5 comprises a fixing seat 6, namely, the top ends of the support columns 4 are fixedly connected with the bottom plate of the fixing seat 6, a hiding groove 7 is arranged at the top end of the fixing seat 6, four anti-falling pressing plates 8 are arranged in the hiding groove 7, the inner walls at the front end and the rear end of the anti-falling pressing plates 8 are fixedly connected with the inner walls at the front end and the rear end of the hiding groove 7, a drawing seat 9 is arranged below the anti-falling pressing plates 8, people can be prevented from sitting at the top end of the drawing seat 9, the drawing seat 9 is separated from the hiding groove 7, and the right side of the drawing seat 9 is connected with an adjusting backrest mechanism 12.

Referring to fig. 3, the backrest adjusting mechanism 12 includes a base 13, the right side wall of the base 13 is fixedly connected with the pull seat 9, the front and back sides of the top end of the base 13 are respectively provided with a bump 14, a rotating shaft 15 is arranged between the two bumps 14, the front and back ends of the bumps 14 are respectively provided with a through hole matched with the diameter size of the rotating shaft 15, the front and back ends of the rotating shaft 15 are respectively provided with a threaded through hole on the bumps 14, the front and back ends of the rotating shaft 15 are respectively extended to one side of the two bumps 14 far away from each other, two gear rings 16 are fixedly sleeved on the outer wall of the rotating shaft 15, the gear rings 16 are positioned on one side of the two bumps 14 far away from each other and fixedly sleeved on the outer wall of the rotating shaft 15, the rotating shaft 15 can drive the upright posts 17 to perform angle adjustment, namely, the angle of the movable backrest 18 is adjusted, the top end of the rotating shaft 15 is fixedly connected with three upright posts 17, the top ends of the three upright posts 17 are jointly movably connected with the movable backrest 18, the front and back ends of the base 13 are respectively provided with an additional block 19, the upper end and lower end of the additional block 19 are respectively provided with a threaded through hole, the threaded through hole on the two sides of the additional block 19 are respectively provided with an adjusting screw 20, the top end 21 of the adjusting screw 20 is movably connected with two gear rings 21, the two gear rings 21 are respectively, the two gear rings 22 are respectively prevented from being contacted with the two gear rings 22, and the two gear rings 16 are respectively, and the right side 16 are respectively connected with the right side of the gear rings, and the right side of the gear rings 22, and the right side of the rotating and the right side of the opposite sides of the position of the backrest is respectively.

Please refer to fig. 1, the right side of the fixing base 6 is provided with two drawing grooves, the drawing grooves are all provided with linkage plates 10, the inner wall of each drawing groove is provided with a plurality of arc grooves, the outer wall of each linkage plate 10 is provided with spring plungers matched with the arc grooves, the spring plungers are clamped into the arc grooves at different positions, the linkage plates 10 and the drawing seat 9 can be fixed at the required positions, the two linkage plates 10 are connected into a whole through a supporting plate 11, the supporting plate 11 is fixedly connected with the bottom plate of the drawing seat 9, the linkage plates 10 can be driven to move in the drawing movement process of the drawing seat 9, the drawing seat 9 can be supported through the linkage plates 10 and the supporting plate 11, the deformation of the anti-falling pressing plate 8 caused by overlarge stress in the use process is avoided, the drawing grooves on the fixing base 6 are trapezoid, one side of the linkage plates 10 extending into the inner cavity of the drawing grooves is provided with anti-falling blocks, and the linkage plates 10 are prevented from being drawn from the drawing grooves.

Referring to fig. 3, three grooves matched with the diameter of the upright 17 are formed in the bottom end of the movable backrest 18, the three upright 17 extend into the grooves in the bottom end of the movable backrest 18 respectively, and the height of the movable backrest 18 can be adjusted by adjusting the length of the upright 17 extending into the grooves in the bottom end of the movable backrest 18.

Referring to fig. 3, a rotary connecting ring is fixedly installed at the bottom end of the anti-falling column 21, the bottom end of the rotary connecting ring is fixedly connected with the adjusting screw 20, and the anti-falling column 21 and the adjusting screw 20 can be prevented from being fixedly connected through the rotary connecting ring, so that the adjusting screw 20 cannot rotate.

Referring to fig. 3, rubber sleeves are fixedly sleeved on the outer walls of the three upright posts 17, and anti-slip folds are arranged on the outer walls of the rubber sleeves, so that friction between the upright posts 17 and the inner walls of grooves at the bottom ends of the movable backrests 18 is increased, and the movable backrests 18 are prevented from sliding downwards independently.

Working principle: when the movable backrest 18 is used, the drawing seat 9 is pulled to move according to the body shape of a user, the spring plunger is clamped into arc-shaped grooves at different positions, the drawing seat 9 is fixed at a required position, the rotating shaft 15 is controlled to rotate, the movable backrest 18 is driven to conduct angle adjustment, after the movable backrest 18 is adjusted to a required angle, the adjusting screw 20 is controlled to rotate upwards, the anti-falling column 21 and the clamping fluted disc 22 move upwards, the clamping fluted disc 22 is attached to the gear ring 16, the gear ring 16 is limited to rotate continuously, the rotating shaft 15 can be limited to rotate, and the angle of the movable backrest 18 is fixed.

The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the utility model. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims

1. An adjustable backseat structure for an electric bicycle, comprising an electric bicycle body (1), characterized in that: the electric bicycle is characterized in that a fixing upright post (2) is arranged on the electric bicycle body (1), a reinforcing ferrule (3) is arranged on the top end of the outer side of the fixing upright post (2), two supporting columns (4) are fixedly connected to the outer wall of the reinforcing ferrule (3), an adjusting back seat mechanism (5) is connected to the top ends of the supporting columns (4) together, the adjusting back seat mechanism (5) comprises a fixing seat (6), a hidden groove (7) is formed in the top end of the fixing seat (6), four anti-falling pressing plates (8) are arranged in the hidden groove (7), a drawing seat (9) is arranged below the anti-falling pressing plates (8), and an adjusting back seat mechanism (12) is connected to the right side of the drawing seat (9).

2. An adjustable backseat structure for an electric bicycle as set forth in claim 1, wherein: the utility model provides an adjust back mechanism (12) including base (13), both sides all are equipped with lug (14) around the top of base (13), two be equipped with axis of rotation (15) between lug (14), fixed cup joint two ring gears (16) on the outer wall of axis of rotation (15), the top fixedly connected with three stand (17) of axis of rotation (15), three joint has movable back (18) on the top of stand (17), both ends all are equipped with additional piece (19) around base (13), the upper and lower both ends of additional piece (19) all are equipped with the screw thread through-hole, all be equipped with adjusting screw (20) in the screw thread through-hole on additional piece (19), the equal swing joint in top of adjusting screw (20) has anti-disengaging post (21), two one side that anti-disengaging post (21) is close to base (13) all is equipped with block fluted disc (22).

3. An adjustable backseat structure for an electric bicycle as set forth in claim 1, wherein: the right side of fixing base (6) is equipped with two pull grooves, just all be equipped with linkage board (10) in the pull groove, two connect into wholly through backup pad (11) between linkage board (10), just backup pad (11) fixed connection pull bottom plate of seat (9).

4. An adjustable backseat structure for an electric bicycle as set forth in claim 2, wherein: the bottom end of the movable backrest (18) is provided with three grooves matched with the diameter of the upright post (17), and the three upright posts (17) respectively extend into the grooves at the bottom end of the movable backrest (18).

5. An adjustable backseat structure for an electric bicycle as set forth in claim 2, wherein: the bottom end of the anti-drop column (21) is fixedly provided with a rotary connecting ring, and the bottom end of the rotary connecting ring is fixedly connected with an adjusting screw rod (20).

6. An adjustable backseat structure for an electric bicycle as set forth in claim 2, wherein: the outer walls of the three upright posts (17) are fixedly sleeved with rubber sleeves, and the outer walls of the rubber sleeves are provided with anti-skid folds.