CN212890700U

CN212890700U - Bicycle with shock-absorbing rear seat

Info

Publication number: CN212890700U
Application number: CN202021800405.0U
Authority: CN
Inventors: 李泽锦; 刘雨浩
Original assignee: Xiangjin Tianjin Vehicle Co ltd
Current assignee: Xiangjin Tianjin Vehicle Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-06
Anticipated expiration: 2030-08-25

Abstract

The utility model provides an install bicycle of shock attenuation car back seat, including bicycle body, back seat support frame and back seat: the rear seat comprises a base and a backrest hinged on the base; the base comprises a bottom plate, a clamping piece hinged on the bottom plate and a seat plate connected with the bottom plate through a buffer component fixed on the bottom plate; the buffer assembly comprises a balancing frame fixed on the bottom plate, a shock absorption piece hinged with the balancing frame and a buffer piece connected with the shock absorption piece in a sliding mode. The utility model relates to a shock-absorbing structure, which is mainly a buffer component, when the bicycle is used, a clamping piece is firstly fixed on a rear seat support frame, so that the rear seat is integrally fixed on the rear seat support frame of the bicycle body, and the buffer component plays a shock-absorbing role; the hinged back rest opens when needed, which may enhance stability of the object or comfort of the passenger.

Description

Bicycle with shock-absorbing rear seat

Technical Field

The utility model relates to an install bicycle of shock attenuation car back seat belongs to bicycle technical field.

Background

The bicycle is as a common vehicle, and the usage is very extensive, and the car back seat can be used for manned or carrying the thing, nevertheless can often take place to jolt because the road surface is uneven in the bicycle driving process, leads to the article of placing on the car back seat to take place to collide with and even damaged, perhaps causes the uncomfortable relatively poor experience that has of people on the car back seat, consequently, guarantees that the car back seat has certain shock-absorbing function very necessary.

Disclosure of Invention

The utility model aims to provide an install bicycle of shock attenuation car back seat to the problem of proposing in solving above-mentioned background art exists not enough to prior art.

In order to achieve the above object, the present invention is achieved by the following technical solutions, including:

the utility model provides an install bicycle of shock attenuation car back seat, includes bicycle body, back seat support frame and back seat: the rear seat comprises a base and a backrest hinged on the base; the base comprises a bottom plate, a clamping piece hinged on the bottom plate and a seat plate connected with the bottom plate through a buffer component fixed on the bottom plate; the buffer assembly comprises a balancing frame fixed on the bottom plate, a shock absorption piece hinged with the balancing frame and a buffer piece connected with the shock absorption piece in a sliding mode.

By adopting the scheme, when the bicycle is used, the clamping piece is firstly fixed on the rear seat supporting frame, so that the rear seat is integrally fixed on the rear seat supporting frame of the bicycle body, and the buffering assembly plays a role in shock absorption; the hinged back rest opens when needed, which may enhance stability of the object or comfort of the passenger.

Preferably, the clamping pieces are L-shaped and are symmetrically arranged at the bottom of the bottom plate.

Preferably, a Z-shaped elastic sheet is further arranged between the bottom plate and the clamping piece, a connecting groove is formed in the bottom plate, and two ends of the Z-shaped elastic sheet are fixed in the connecting groove and on the clamping piece respectively.

Preferably, the notch area of the connecting groove is smaller than the area of the bottom plate contacting with the clamping piece.

Preferably, the bottom plate and the clamping piece are both coated with a rubber layer.

Preferably, the periphery of the bottom plate is further fixed with a baffle, the baffle and the buffer assembly are arranged at the same side of the bottom plate, a T-shaped limiting groove is formed in the baffle, a limiting block matched with the limiting groove is integrally fixed at the bottom of the seat plate, and a spiral spring is fixedly connected between the limiting block and the limiting groove.

Adopt above-mentioned scheme, the baffle is used for protecting the buffer unit between bottom plate and the bedplate on the one hand, and on the other hand guarantees that relative movement, the stability of guaranteeing the bedplate can not take place for bottom plate and bedplate on the horizontal direction.

Preferably, the balancing stand includes the supporting seat, the first balancing pole of telescopic and the second balancing pole of symmetry setting respectively on the supporting seat, and first balancing pole and second balancing pole are cross structure each other, and the one end of supporting seat is fixed in bottom plate center department and the other end is unsettled, and the one end of first balancing pole and second balancing pole articulates at supporting seat free end and the other end is articulated with the shock attenuation piece respectively.

Preferably, the damping member includes a connecting block hinged to the first balance bar or the second balance bar, a V-shaped movable bar having a center end hinged to the connecting block, and a slip ring hinged to the V-shaped movable bar.

Preferably, the buffer piece comprises sliding grooves formed in the bottom plate and the seat plate and a sliding rod fixedly connected in the sliding grooves, and a sliding ring at the end part of the V-shaped movable rod is sleeved on the sliding rod.

Preferably, the sliding rod is sleeved with an elastic ring, and two ends of the elastic ring are respectively fixed in the sliding ring and the sliding groove.

The utility model has the advantages that:

(1) the utility model provides a bicycle has the car back seat that has shock-absorbing function, and the structure that plays shock-absorbing function mainly is the buffering subassembly, and the bicycle meets when jolting at the in-process of traveling, and the impact force that people or thing on this structure can reduce the car back seat received.

Drawings

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

FIG. 1 is a right side view of the utility model in its entirety;

fig. 2 is a top cross-sectional view of the cross section at the position a of the rear seat of the present invention;

FIG. 3 is a front cross-sectional view of the center of the rear seat of the present invention;

FIG. 4 is an enlarged view of the position A of the present invention;

fig. 5 is an enlarged view of the position B of the present invention.

In the figure: the bicycle comprises a bicycle body, a rear seat supporting frame, a rear seat 3, a base 4, a backrest 5, a bottom plate 6, a clamping piece 7, a buffering component 8, a seat plate 9, a 10Z-shaped elastic sheet, a connecting groove 11, a balance frame 12, a damping piece 13, a buffering piece 14, a baffle 15, a limiting groove 16, a limiting block 17, a spiral spring 18, a supporting seat 19, a first balance rod 20, a second balance rod 21, a connecting block 22, a movable rod 23V, a sliding ring 24, a sliding groove 25, a sliding rod 26 and an elastic ring 27.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the functions of the invention easy to understand, the invention is further explained by combining the specific embodiments.

Example 1

As shown in fig. 1, a bicycle with a shock absorbing backseat includes a bicycle body 1, a backseat support 2 and a backseat 3: the rear seat 3 comprises a base 4 and a backrest 5 hinged on the base 4; the base 4 comprises a bottom plate 6, a clamping piece 7 hinged on the bottom plate 6, and a seat plate 9 connected with the bottom plate 6 through a buffer component 8 fixed on the bottom plate 6.

With reference to fig. 3 and 4, the clamping members 7 are L-shaped, the number of the clamping members 7 is four, the four clamping members 7 are symmetrically arranged at the bottom of the bottom plate 6 in pairs, a Z-shaped elastic sheet 10 is further arranged between the bottom plate 6 and the clamping members 7, a connecting groove 11 is formed in the position, in which the bottom of the bottom plate 6 is in contact with the clamping members 7, two ends of the Z-shaped elastic sheet 10 are respectively fixed in the connecting groove 11 and on the clamping members 7, the area of the groove opening of the connecting groove 11 is smaller than the area, in which the bottom plate 6 is in contact with the clamping members 7, and; the holder 7 is used for fixing the rear seat 3 on the rear seat support frame 2: open clamping member 7 outwards earlier, clamping member 7 outwards rotates around articulated department, Z type shell fragment 10 atress is tight and begins to give clamping member 7 an effort that inwards resets simultaneously, move the position and make clamping member 7 catch on back seat support frame 2, fix back seat 3, loosen clamping member 7 again, clamping member 7 resumes original position under Z type shell fragment 10's effect, clamping member 7 is blocked to the edge of spread groove 11, do not let clamping member 7 receive the excessive adduction of Z type shell fragment 10's effort and inwards rotate, the rubber layer then is used for alleviateing the wearing and tearing between bottom plate 6 and the clamping member 7, the holistic life of extension back seat 3.

Referring to fig. 2 and 5 again, the damping assembly 8 includes a balance frame 12 fixed on the bottom plate 6, a damping member 13 hinged to the balance frame 12, and a damping member 14 slidably connected to the damping member 13: the balance frame 12 comprises a supporting seat 19, and a first telescopic balance rod 20 and a second telescopic balance rod 21 which are symmetrically arranged on the supporting seat 19 respectively, the first balance rod 20 and the second telescopic balance rod 21 are of a cross structure, one end of the supporting seat 19 is fixed at the center of the bottom plate 6, the other end of the supporting seat 19 is suspended, one end of the first balance rod 20 and one end of the second balance rod 21 are hinged to the suspended end of the supporting seat 19, and the other ends of the first balance rod 20 and the second balance rod 21 are hinged to the shock absorption piece 13; the shock absorption member 13 comprises a connecting block 22 hinged with the first balance bar 20 or the second balance bar 21, a V-shaped movable bar 23 with a central end hinged on the connecting block 22, and a sliding ring 24 hinged on the V-shaped movable bar 23; the buffer 14 comprises a sliding groove 25 formed on the bottom plate 6 and the seat plate 9, a sliding rod 26 fixedly connected in the sliding groove 25, and an elastic ring 27 sleeved on the sliding rod 26, wherein two ends of the elastic ring 27 are respectively fixed in the sliding ring 24 and the sliding groove 25, and the sliding ring 24 at the end of the V-shaped movable rod 23 is sleeved on the sliding rod 26. The balance frame 12, the shock absorbing member 13 and the buffer member 14 are mutually matched and used for playing a role of buffering and shock absorbing.

Referring to fig. 3, a baffle 15 is further fixed on the periphery of the bottom plate 6, the baffle 15 and the buffer assembly 8 are on the same side of the bottom plate 6, a T-shaped limiting groove 16 is formed in the baffle 15, a limiting block 17 matched with the limiting groove 16 is integrally fixed at the bottom of the seat plate 9, and a coil spring 18 is fixedly connected between the limiting block 17 and the limiting groove 16; the spiral spring 18 plays a role in assisting the buffer component 8 to support the seat board 9, the limit block 17 moves in the limit groove 16 in the baffle 15, under the limit of the buffer component 8, when the seat board 9 moves downwards to the lowest point, the bottom of the seat board 9 is just attached to the upper end of the baffle 15, when the seat board 9 rises to the highest point, the limit block 17 cannot leave the limit groove 16, so that the bottom board 6 and the seat board 9 cannot move relatively in the horizontal direction, and the seat board 9 is always positioned right above the bottom board 6.

To sum up, the utility model discloses a theory of operation and operation process: when the bicycle is used, the rear seat 3 is fixed on the rear seat supporting frame 2 by the clamping piece 7; when the bicycle runs in bump, the four first balance rods 20 and the four second balance rods 21 which are symmetrically hinged in the horizontal direction of the supporting seat 19 rotate around respective hinged positions, the rotating angles in the four directions are not affected and are based on the balance among the four directions, the first balance rods 20 and the second balance rods 21 which rotate further drive the respective hinged connecting blocks 22 to change in vertical positions, at the moment, the V-shaped movable rods 23 are stressed to change the included angles, the end parts of the V-shaped movable rods 23 further move on the sliding rods 26, the elastic rings 27 are stressed to generate a reaction force for restoring the original positions on the end parts of the V-shaped movable rods 23, the change of the V-shaped movable rods 23 is reduced as much as possible, the stability of the seat plate 9 is ensured, as the first balance rods 20 and the second balance rods 21 can stretch, and the V-shaped movable rods 23 sleeved on the sliding rods 26 have a limiting effect on the connecting blocks 22, therefore, the connecting block 22 does not move in a horizontal position, and plays a role of buffering and absorbing shock by the mutual cooperation of the balance frame 12, the shock absorbing member 13 and the buffering member 14.

Having shown and described the basic principles and essential features of the invention and its advantages, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an install bicycle of shock attenuation car back seat, includes bicycle body (1), back seat support frame (2) and back seat (3), its characterized in that: the rear seat (3) comprises a base (4) and a backrest (5) hinged on the base (4); the base (4) comprises a bottom plate (6), a clamping piece (7) hinged on the bottom plate (6) and a seat plate (9) connected with the bottom plate (6) through a buffer component (8) fixed on the bottom plate (6); the buffer assembly (8) comprises a balance frame (12) fixed on the bottom plate (6), a shock absorption piece (13) hinged with the balance frame (12), and a buffer piece (14) connected with the shock absorption piece (13) in a sliding mode.

2. A bicycle with a shock absorbing rear seat as claimed in claim 1, wherein the clamping members (7) are L-shaped, and the clamping members (7) are symmetrically arranged at the bottom of the bottom plate (6).

3. The bicycle with the shock absorbing backseat as claimed in claim 2, wherein a Z-shaped elastic sheet (10) is further arranged between the bottom plate (6) and the clamping member (7), a connecting groove (11) is formed in the bottom plate (6), and two ends of the Z-shaped elastic sheet (10) are respectively fixed in the connecting groove (11) and on the clamping member (7).

4. A bicycle with a shock absorbing rear seat as claimed in claim 3, wherein the slot area of the connecting slot (11) is smaller than the area of the bottom plate (6) contacting the clamping member (7).

5. A bicycle with a shock-absorbing rear seat as claimed in claim 4, wherein the bottom plate (6) and the clamping members (7) are coated with a rubber layer.

6. The bicycle with the shock-absorbing rear seat of the bicycle as claimed in claim 1, wherein a baffle (15) is further fixed to the periphery of the bottom plate (6), the baffle (15) and the buffer component (8) are located on the same side of the bottom plate (6), a T-shaped limiting groove (16) is formed in the baffle (15), a limiting block (17) matched with the limiting groove (16) is integrally fixed to the bottom of the seat plate (9), and a spiral spring (18) is fixedly connected between the limiting block (17) and the limiting groove (16).

7. The bicycle with the shock absorbing rear seat as claimed in claim 1, wherein the balancing stand (12) comprises a supporting seat (19), a first telescopic balancing rod (20) and a second telescopic balancing rod (21) which are symmetrically arranged on the supporting seat (19) respectively, the first balancing rod (20) and the second balancing rod (21) are of a cross structure, one end of the supporting seat (19) is fixed at the center of the bottom plate (6) and the other end of the supporting seat is suspended, one end of the first balancing rod (20) and one end of the second balancing rod (21) are hinged to the suspended end of the supporting seat (19) and the other end of the first balancing rod and the other end of the second balancing rod are hinged to the shock absorbing piece (13) respectively.

8. A bicycle with a shock-absorbing rear seat as claimed in claim 7, wherein the shock-absorbing member (13) comprises a connecting block (22) hinged to the first balance bar (20) or the second balance bar (21), a V-shaped movable bar (23) having a center end hinged to the connecting block (22), and a slide ring (24) hinged to the V-shaped movable bar (23).

9. The bicycle with the shock absorbing rear seat as claimed in claim 8, wherein the shock absorbing member (14) comprises a sliding groove (25) formed on the bottom plate (6) and the seat plate (9), a sliding rod (26) fixedly connected in the sliding groove (25), and a sliding ring (24) at the end of the V-shaped movable rod (23) is sleeved on the sliding rod (26).

10. A bicycle with a shock-absorbing rear seat as in claim 9, wherein the slide bar (26) is sleeved with an elastic ring (27), and both ends of the elastic ring (27) are fixed in the slide ring (24) and the slide groove (25), respectively.