CN212861714U

CN212861714U - Shock attenuation formula back seat for electric bicycle

Info

Publication number: CN212861714U
Application number: CN202021810931.5U
Authority: CN
Inventors: 汤超波
Original assignee: Quanzhou Lingjie Electric Vehicle Co ltd
Current assignee: Quanzhou Lingjie Electric Vehicle Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-04-02
Anticipated expiration: 2030-08-26

Abstract

The utility model provides a shock attenuation formula back seat for electric bicycle, including electric bicycle and cushion, the right side bolt at electric bicycle top has connect the back seat, the center department bolt of cushion bottom has limited seat, the center department at back seat top has seted up logical groove. The utility model discloses a movable plate, first movable rod, the cooperation of connecting seat and first removal seat, can cushion the shock attenuation to spacing seat, cooperation through gag lever post and spacing groove, the fixed effect of spacing seat has been strengthened, cooperation through first spring and second spring, the buffering effect of movable plate has been strengthened, thereby the comfort level of back seat has been improved, electric bicycle is when jolting the road surface and traveling, jolting of cushion to the people has been reduced, reduced simultaneously and caused very big injury to electric bicycle base and wheel area, electric bicycle's life has been prolonged, the poor problem of traditional electric bicycle back seat shock attenuation effect has been solved.

Description

Shock attenuation formula back seat for electric bicycle

Technical Field

The utility model relates to an electric bicycle field especially relates to a shock attenuation formula back seat for electric bicycle.

Background

The electric bicycle is a mechatronic personal transportation tool which takes a storage battery as auxiliary energy and is provided with an electric motor, a controller, the storage battery, a rotating handle brake handle and other operating components and a display instrument system on the basis of a common bicycle, and the standard of the electric bicycle is as follows: the pedal is needed to realize manual riding; the highest design vehicle speed is not more than 25 km/h; the mass of the whole vehicle is not more than 55 kg; the output power of the motor is not more than 400 w.

Electric bicycle is as the most common vehicle of riding instead of walk in present life, especially goes out to the short distance, and the user can ride the electric bicycle at ordinary times and take family or friend to go out together, and family or friend can sit at electric bicycle's rear seat, and the shock attenuation effect of traditional electric bicycle back seat is poor, and family or friend who sits at the back seat when the road surface of going jolting can be extremely uncomfortable, causes very big injury to base and wheel belt simultaneously to electric bicycle's life has been shortened.

Therefore, it is desirable to provide a shock absorbing rear seat for an electric bicycle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shock attenuation formula back seat for electric bicycle has solved the poor problem of traditional electric bicycle back seat shock attenuation effect.

In order to solve the technical problem, the utility model provides a pair of shock attenuation formula back seat for electric bicycle, including electric bicycle and cushion, the right side bolt at electric bicycle top has connect the back seat, the center department bolt of cushion bottom has spacing seat, the center department at back seat top has seted up logical groove, the bottom of spacing seat is run through logical groove and is extended to the inner chamber of back seat, the right side bolt of back seat has the cushion, the inner chamber of back seat is provided with damper.

Preferably, the damping mechanism comprises a movable plate, a first movable rod, a connecting seat, a first movable seat, a limiting rod, a limiting groove, a first spring and a second spring, one side of the back seat, which is opposite to the inner cavity, is transversely connected with a movable plate in a sliding way, limiting rods are bolted on the periphery of the top of the movable plate, the periphery of the bottom of the limiting seat is provided with a limiting groove matched with the limiting rod for use, the inner cavity of the limiting groove is bolted with a first spring matched with the limiting rod for use, the two sides of the bottom of the movable plate are respectively bolted with a connecting seat, the inner cavity of the connecting seat is movably connected with a first movable rod through a first movable shaft, one side of the first movable rod, which is far away from the connecting seat, is movably connected with a first movable seat through a second movable shaft, the outer side of the first movable seat is bolted with a second spring, and one side of the second spring, which is far away from the first movable seat, is bolted with the bottom of the inner cavity of the rear seat.

Preferably, the surface of first movable rod has the second movable rod through third loose axle swing joint, one side that first movable rod was kept away from to the second movable rod has the second through fourth loose axle swing joint and removes the seat, first spout has all been seted up to the both sides of movable plate bottom, the inner chamber sliding connection of first spout has the first slider that uses with the second removal seat cooperation, the outside bolt of first slider has the third spring, the outside bolt of the outside of third spring and first spout inner chamber.

Preferably, a fourth spring is bolted at the center of the bottom of the moving plate, and one side of the fourth spring, which is far away from the moving plate, is bolted at the center of the bottom of the inner cavity of the rear seat.

Preferably, the front and the back of the two sides of the inner cavity of the rear seat are both provided with second sliding grooves, and the inner cavity of each second sliding groove is connected with a second sliding block matched with the moving plate in a sliding mode.

Preferably, third chutes are formed in two sides of the bottom of the inner cavity of the rear seat, and inner cavities of the third chutes are connected with third sliding blocks matched with the first movable seat in a sliding mode.

Preferably, the periphery of the bottom of the seat cushion is bolted with fifth springs, and one side of each fifth spring, which is far away from the seat cushion, is bolted with the top of the rear seat.

Compared with the prior art, the utility model provides a pair of shock attenuation formula back seat for electric bicycle has following beneficial effect:

the utility model provides a shock-absorbing rear seat for an electric bicycle,

1. the utility model discloses a movable plate, first movable rod, the cooperation of connecting seat and first removal seat, can cushion the shock attenuation to spacing seat, cooperation through gag lever post and spacing groove, the fixed effect of spacing seat has been strengthened, cooperation through first spring and second spring, the buffering effect of movable plate has been strengthened, thereby the comfort level of back seat has been improved, electric bicycle is when jolting the road surface and traveling, jolting of cushion to the people has been reduced, reduced simultaneously and caused very big injury to electric bicycle base and wheel area, electric bicycle's life has been prolonged, the poor problem of traditional electric bicycle back seat shock attenuation effect has been solved.

2. The utility model is characterized in that through the matching of the second movable rod, the second connecting seat, the first chute, the first slide block and the third spring, can buffer the first movable rod, reduces the impact force of the first movable rod, enhances the buffer effect of the second movable seat, meanwhile, the movable plate is supported in an auxiliary way, the first movable seat can be elastically buffered through the matching of the fourth spring, the elastic effect of the first movable seat is enhanced, and through the matching of the second sliding groove and the second sliding block, the movable plate can be supported in a sliding way, the sliding speed of the movable plate is enhanced, and through the matching of the third sliding groove and the third sliding block, the first movable seat can be limited in a sliding way, the stabilizing effect of the first movable seat is enhanced, and through the cooperation of the fifth spring, can cushion between cushion and the back seat, prevent to bump between cushion and the back seat, reduced the friction between cushion and the back seat simultaneously.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a shock-absorbing rear seat for an electric bicycle according to the present invention;

FIG. 2 is a front view of the rear seat structure shown in FIG.;

fig. 3 is a cross-sectional view of the rear seat structure shown in the drawings.

Reference numbers in the figures: 1. an electric bicycle; 2. a cushion; 3. a rear seat; 4. a limiting seat; 5. a through groove; 6. back cushion; 7. a damping mechanism; 71. moving the plate; 72. a first movable bar; 73. a connecting seat; 74. a first movable base; 75. a limiting rod; 76. a limiting groove; 77. a first spring; 78. a second spring; 8. a second movable bar; 9. a second movable base; 10. a first chute; 11. a first slider; 12. a third spring; 13. a fourth spring; 14. a second chute; 15. a second slider; 16. a third chute; 17. a third slider; 18. and a fifth spring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 is a front view of a rear seat structure shown in the drawings, fig. 3 is a cross-sectional view of the rear seat structure shown in the drawings, and a shock-absorbing rear seat for an electric bicycle includes an electric bicycle 1 and a seat cushion 2, the right side of the top of the electric bicycle 1 is bolted with a rear seat 3, the center of the bottom of the seat cushion 2 is bolted with a limit seat 4, the center of the top of the rear seat 3 is provided with a through groove 5, the bottom of the limit seat 4 runs through the through groove 5 and extends to the inner cavity of the rear seat 3, the right side of the rear seat 3 is bolted with a back cushion 6, and the inner cavity of the rear seat 3 is provided with a shock-absorbing mechanism 7.

The damping mechanism 7 comprises a moving plate 71, a first movable rod 72, a connecting seat 73, a first moving seat 74, a limiting rod 75, a limiting groove 76, a first spring 78 and a second spring 77, wherein the moving plate 71 is connected to one side of the inner cavity of the rear seat 3 in a transverse sliding manner, the limiting rods 75 are bolted to the periphery of the top of the moving plate 71, the limiting grooves 76 matched with the limiting rods 75 are formed in the periphery of the bottom of the limiting seat 4, the first spring 78 matched with the limiting rods 75 is bolted to the inner cavity of the limiting groove 76, the connecting seats 73 are bolted to two sides of the bottom of the moving plate 71, the inner cavity of the connecting seat 73 is movably connected with the first movable rod 72 through a first movable shaft, one side of the first movable rod 72, which is far away from the connecting seat 73, is movably connected with the first moving seat 74 through a second movable shaft, and the second spring 77 is bolted to the outer side of the first moving seat 74, one side that first removal seat 74 was kept away from to second spring 77 and the bottom bolt of back seat 3 inner chamber have strengthened the buffering effect of movable plate 71 to the comfort level of back seat 3 has been improved, electric bicycle 1 when jolting the road surface and traveling, has slowed down the jolt of cushion 2 to the people, has reduced simultaneously and has caused very big injury to electric bicycle 1 base and tire, has prolonged electric bicycle 1's life, has solved the poor problem of traditional electric bicycle 1 back seat 3 shock attenuation effect.

The surface of the first movable rod 72 is movably connected with a second movable rod 8 through a third movable shaft, one side of the second movable rod 8 far away from the first movable rod 72 is movably connected with a second movable seat 9 through a fourth movable shaft, the two sides of the bottom of the moving plate 71 are both provided with a first sliding chute 10, the inner cavity of the first sliding chute 10 is connected with a first sliding block 11 matched with the second moving seat 9 in a sliding way, a third spring 12 is bolted on the outer side of the first sliding block 11, the outer side of the third spring 12 is bolted on the outer side of the inner cavity of the first sliding chute 10, through the cooperation of the second movable rod 8, the second connecting seat 73, the first sliding chute 10, the first sliding block 11 and the third spring 12, the first movable bar 72 can be buffered, the impact force of the first movable bar 72 is relieved, the buffering effect of the second movable seat 9 is enhanced, and the movable plate 71 is supported in an auxiliary manner.

The fourth spring 13 is bolted at the center of the bottom of the moving plate 71, one side of the fourth spring 13, which is far away from the moving plate 71, is bolted at the center of the bottom of the inner cavity of the rear seat 3, and through the cooperation of the fourth spring 13, the first moving seat 74 can be elastically buffered, so that the elastic effect of the first moving seat 74 is enhanced.

The front and the back of the two sides of the inner cavity of the rear seat 3 are both provided with a second sliding groove 16, the inner cavity of the second sliding groove 16 is connected with a second sliding block 15 matched with the moving plate 71 in a sliding manner, the moving plate 71 can be supported in a sliding manner through the matching of the second sliding groove 16 and the second sliding block 15, and the sliding speed of the moving plate 71 is increased.

Third spout 14 has all been seted up to the both sides of 3 inner chambers bottom of back seats, the inner chamber sliding connection of third spout 14 has the third slider 17 with first removal seat 74 cooperation use, and through the cooperation of third spout 14 and third slider 17, it is spacing to slide first removal seat 74, has strengthened the stable effect of first removal seat 74.

All bolted connections all around of 2 bottoms of cushion have fifth spring 18, one side that cushion 2 was kept away from to fifth spring 18 and the top bolted connection of back seat 3 through the cooperation of fifth spring 18, can cushion between cushion 2 and the back seat 3, prevent to bump between cushion 2 and the back seat 3, reduced the friction between cushion 2 and the back seat 3 simultaneously.

The utility model provides a pair of shock attenuation formula back seat for electric bicycle's theory of operation as follows:

when in use, firstly, when a person sits on the surface of the seat cushion 2 and the electric bicycle 1 runs on a bumpy road section, the gravity of the person can generate the gravity on the seat cushion 2, then the cushion 2 will drive the spacing seat 4 to press the back seat 3, then the spacing seat 4 will drive the spacing groove 76 to move downwards, so that the limiting groove 76 can press the limiting rod 75 downwards, so that the limiting rod 75 elastically compresses the first spring 78, and then the limiting rod 75 drives the moving plate 71 to move downwards, and then the moving plate 71 drives the first connecting seat 73 to move downwards, then the first connecting seat 73 drives the first movable rod 72 to move outward, so that the first movable rod 72 drives the first movable seat 74 to slide, and the second spring 77 is elastically compressed, and at this time, the seat cushion 2 is restored to the original state by the elastic rebound of the first spring 78 and the second spring 77, thereby completing the shock absorption work of the rear seat 3 of the electric bicycle 1 on the bumpy road section.

the utility model discloses a movable plate 71, first movable rod 72, the cooperation of connecting seat 73 and first removal seat 74, can cushion the shock attenuation to spacing seat 4, cooperation through gag lever post 75 and spacing groove 76, the fixed effect of spacing seat 4 has been strengthened, cooperation through first spring 78 and second spring 77, the buffering effect of movable plate 71 has been strengthened, thereby the comfort level of back seat 3 has been improved, electric bicycle 1 is when jolting the road surface and traveling, 2 jolts to the people of cushion have been slowed down, reduced simultaneously and led to the fact very big injury to electric bicycle 1 base and wheel area, electric bicycle 1's life has been prolonged, the problem that traditional electric bicycle 1 back seat 3 shock attenuation effects are poor is solved.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a shock attenuation formula back seat for electric bicycle, includes electric bicycle (1) and cushion (2), its characterized in that: the right side bolt at electric bicycle (1) top has connect back seat (3), the central bolt of department of cushion (2) bottom has spacing seat (4), logical groove (5) have been seted up at the center department at back seat (3) top, the inner chamber that leads to groove (5) and extend to back seat (3) is run through to the bottom of spacing seat (4), the right side bolt of back seat (3) has connect back cushion (6), the inner chamber of back seat (3) is provided with damper (7).

2. The shock-absorbing rear seat for the electric bicycle according to claim 1, wherein the shock-absorbing mechanism (7) comprises a moving plate (71), a first movable rod (72), a connecting seat (73), a first moving seat (74), a limiting rod (75), a limiting groove (76), a first spring (78) and a second spring (77), the moving plate (71) is connected to one side of the rear seat (3) opposite to the inner cavity in a transverse sliding manner, the limiting rods (75) are bolted to the periphery of the top of the moving plate (71), the limiting grooves (76) matched with the limiting rods (75) are formed in the periphery of the bottom of the limiting seat (4), the first spring (78) matched with the limiting rods (75) is bolted to the inner cavity of the limiting groove (76), the connecting seat (73) is bolted to two sides of the bottom of the moving plate (71), the first movable rod (72) is movably connected to the inner cavity of the connecting seat (73) through a first movable shaft, one side of the first movable rod (72) far away from the connecting seat (73) is movably connected with a first movable seat (74) through a second movable shaft, the outer side of the first movable seat (74) is connected with a second spring (77) in a bolted mode, and one side of the second spring (77) far away from the first movable seat (74) is connected with the bottom of the inner cavity of the rear seat (3) in a bolted mode.

3. The shock-absorbing type rear seat for the electric bicycle according to claim 2, wherein a second movable rod (8) is movably connected to the surface of the first movable rod (72) through a third movable shaft, a second movable seat (9) is movably connected to one side, away from the first movable rod (72), of the second movable rod (8) through a fourth movable shaft, first sliding grooves (10) are formed in two sides of the bottom of the movable plate (71), a first sliding block (11) matched with the second movable seat (9) is slidably connected to an inner cavity of the first sliding groove (10), a third spring (12) is bolted to the outer side of the first sliding block (11), and the outer side of the third spring (12) is bolted to the outer side of the inner cavity of the first sliding groove (10).

4. The shock-absorbing rear seat for the electric bicycle according to claim 2, wherein a fourth spring (13) is bolted to the center of the bottom of the moving plate (71), and one side of the fourth spring (13) far away from the moving plate (71) is bolted to the center of the bottom of the inner cavity of the rear seat (3).

5. The shock-absorbing rear seat for the electric bicycle according to claim 2, wherein the front and the back of the two sides of the inner cavity of the rear seat (3) are both provided with second sliding grooves (16), and the inner cavity of the second sliding grooves (16) is slidably connected with second sliding blocks (15) matched with the moving plate (71).

6. The shock-absorbing rear seat for the electric bicycle according to claim 2, wherein both sides of the bottom of the inner cavity of the rear seat (3) are provided with third sliding grooves (14), and an inner cavity of each third sliding groove (14) is slidably connected with a third sliding block (17) matched with the first movable seat (74).

7. The shock-absorbing rear seat for the electric bicycle according to claim 1, wherein the periphery of the bottom of the seat cushion (2) is bolted with a fifth spring (18), and one side of the fifth spring (18) far away from the seat cushion (2) is bolted with the top of the rear seat (3).