CN212220461U

CN212220461U - Novel lying type bicycle

Info

Publication number: CN212220461U
Application number: CN202020946481.6U
Authority: CN
Inventors: 李钊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-25
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to a novel formula of lying bicycle, its difference lies in: the vehicle comprises a vehicle body, a front inclined bracket, a rear inclined bracket and a seat, wherein the vehicle body comprises a vehicle frame and a lying type seat fixed on the vehicle frame; the action system comprises a front wheel and a rear wheel which are arranged at the lower end of the frame, and the front wheel is positioned at the rear lower part of the front inclined bracket; and the transmission system comprises pedals and a chain transmission device, wherein the two pedals are symmetrically and rotatably connected to the left side and the right side of the front inclined bracket, the chain transmission device comprises a limiting part and a transmission part, the limiting part is arranged at the lower side of the front inclined bracket and matched with the pedals to enable the pedals to rotate forwards and backwards in a limited area, the transmission part is arranged on the frame and matched with the rear wheels and the pedals to enable the rear wheels and the front wheels to rotate forwards when the pedals are stepped forwards and backwards. The utility model discloses do not influence the front wheel and turn to and ride the sight, ride laborsavingly.

Description

Novel lying type bicycle

Technical Field

The utility model belongs to the technical field of the bicycle and specifically relates to a novel formula of lying bicycle.

Background

The bicycle is used as a green and environment-friendly vehicle and is widely applied in China. And along with constantly improving humanized design requirement, to bicycle compact structure nature and security more and more attach attention, present part bicycle is the formula of lying bicycle, and in prior art, the formula of lying bicycle because the appearance of lying ride lead to trampling the device antedisplacement, owing to trample the orbit for circular, so shank activity radian is big, can influence the front wheel and turn to and ride the visual angle, leads to bicycle nature controlled and security to descend, and it is harder to ride moreover.

Disclosure of Invention

An object of the utility model is to overcome prior art's shortcoming, provide a novel formula of lying bicycle, do not influence the front wheel and turn to and ride the sight, ride laborsavingly.

For solving the above technical problem, the technical scheme of the utility model is that: a novel lying type bicycle is characterized in that: which comprises

The vehicle comprises a vehicle body and a lying type seat fixed on the vehicle frame, wherein the vehicle frame comprises a front inclined bracket;

the action system comprises a front wheel and a rear wheel which are arranged at the lower end of the frame, and the front wheel is positioned at the rear lower part of the front inclined bracket;

and

the transmission system comprises pedals and a chain transmission device, wherein the pedals are symmetrically and rotatably connected to the left side and the right side of the front inclined bracket, the chain transmission device comprises a limiting part and a transmission part, the limiting part is arranged on the lower side of the front inclined bracket and matched with the pedals to enable the pedals to rotate forwards and backwards in a limited area, and the transmission part is arranged on the frame and matched with the rear wheels and the pedals to enable the rear wheels and the front wheels to rotate forwards when the pedals are stepped forwards and backwards.

According to the technical scheme, the frame further comprises a transverse support, a front longitudinal support and a rear longitudinal support, wherein the transverse support sequentially comprises a downward-inclined front transverse support section, a horizontally-extending middle transverse support section and an upward-inclined rear transverse support section from front to back, the front longitudinal support is inclined forwards from top to bottom, the middle part of the front longitudinal support is fixed with the front end of the front transverse support section, the rear longitudinal support is inclined backwards from top to bottom, and the upper end of the rear longitudinal support is rotatably connected with the rear end of the rear transverse support section; the lying type seat comprises a seat portion and a lying portion which are integrally formed, the seat portion is fixed on the middle transverse support section, and the lying portion is fixed on the rear transverse support section.

According to the technical scheme, the upper end of the front longitudinal support is also provided with a handlebar for steering.

According to the technical scheme, the front wheel is installed at the lower end of the front longitudinal support, and the rear wheel is installed at the lower end of the rear longitudinal support.

According to above technical scheme, preceding outrigger includes from top to bottom the preceding outrigger body that slopes forward and the front axle that extends along left right direction, the upper end of preceding outrigger body with the upper end of preceding longitudinal support is fixed, the middle part of front axle with the lower extreme of preceding outrigger body is fixed, the left and right sides rotatable coupling of front axle has the pedal.

According to the technical scheme, each pedal comprises a crank and a pedal body, the middle part of each crank is rotatably connected with the front shaft, and the upper end of each crank is rotatably connected with the inner side of the pedal body; a left-right through middle sleeve is fixed on the lower side of the joint of the middle transverse bracket section and the rear transverse bracket section; the transmission part comprises a center shaft, a first driving ratchet wheel, a second driving ratchet wheel, a guide chain wheel, a flywheel, a main transmission chain and a secondary transmission chain, the center shaft extends left and right and is arranged in the middle sleeve, the left end of the center shaft is fixed with the first driving ratchet wheel, the right end of the center shaft is fixed with the second driving ratchet wheel and the chain wheel, the guide chain wheel is arranged at the lower side of the joint of the front transverse support section and the middle transverse support section, the flywheel is arranged on the right side of the hub of the rear wheel, two ends of the main transmission chain are respectively connected with the inner sides of the two pedal bodies in a one-to-one correspondence mode, the main transmission chain is sequentially meshed with the first driving ratchet wheel, the guide chain wheel and the second driving ratchet wheel from left to right, and the secondary transmission chain is sleeved on the chain wheel and the.

According to the technical scheme, the first driving ratchet wheel and the second driving ratchet wheel are respectively vertical to the guide chain wheel; the main transmission chain comprises a chain steering gear, a middle chain section sleeved on the periphery of the guide chain wheel and two side chain sections sleeved on the peripheries of the first driving ratchet wheel and the second driving ratchet wheel in a one-to-one correspondence mode, and two ends of the middle chain section are connected with the corresponding side chain sections through the chain steering gear.

According to the technical scheme, the matching ends of each side chain segment and the middle chain segment are respectively provided with a side chain plate, the side chain plates are provided with side pin holes which are communicated from left to right, the two ends of the middle chain segment are respectively provided with middle chain plates, and the middle chain plates are provided with middle pin holes which are communicated from top to bottom; each chain steering device is matched with one end of the side chain section and is respectively provided with a first through hole which is through from left to right, each chain steering device is matched with one end of the middle chain section and is respectively provided with a second through hole which is through from top to bottom, each chain steering device is respectively connected with the side chain section through a first pin, each first pin is respectively inserted into the corresponding first through hole and the corresponding side pin hole, two ends of each first pin are respectively provided with a limiting block, each chain steering device is respectively connected with the middle chain section through a second pin, each second pin is inserted into the corresponding second through hole and the corresponding middle pin hole, and two ends of each second pin are respectively provided with a limiting block.

According to the technical scheme, the transmission part further comprises a first tensioning gear and a second tensioning gear which are meshed with corresponding positions of the main transmission chain, and the two second tensioning gears are symmetrically arranged on the left side and the right side of the joint of the front transverse bracket section and the middle transverse bracket section; the frame further comprises a front connecting support, the front end of the front connecting support is fixed with the front inclined support, the rear end of the front connecting support is fixed with the front longitudinal support, and the left side and the right side of the front connecting support are respectively provided with the first tensioning gears.

According to the technical scheme, the left side and the right side of the middle sleeve are also rotatably connected with a rear connecting support extending backwards, and the rear end of the rear connecting support is rotatably connected with the rear longitudinal support.

According to above technical scheme, spacing portion includes limit gear and spacing chain, limit gear installs preceding bearing diagonal downside, spacing chain with limit gear meshes, the both ends of spacing chain respectively with two articulate lower extreme one-to-one is connected.

Contrast prior art, the beneficial characteristics of the utility model are that: this novel formula of lying bicycle, spacing portion install in preceding bearing diagonal downside and with each pedal cooperation, transmission portion install on the frame and with rear wheel and each pedal cooperation, under the effect of spacing portion and transmission portion, make a round trip to pedal two pedals around just can drive rear wheel and front wheel and rotate forward, trample and do work make full use of, do not have the component loss, ride laborsavingly, do not influence the front wheel and turn to and ride the sight, the nature controlled is good, the safety of riding.

Drawings

Fig. 1 is a front view of a novel lying type bicycle in an embodiment of the present invention;

fig. 2 is a top view of a novel lying type bicycle according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a novel reclining bicycle according to an embodiment of the present invention, which does not include a seat;

fig. 4 is a schematic structural view of a novel lying type bicycle according to an embodiment of the present invention, wherein the front wheel is not included;

fig. 5 is an enlarged view of a portion a in fig. 4 according to an embodiment of the present invention;

fig. 6 is an enlarged view of a portion B in fig. 4 according to the embodiment of the present invention;

fig. 7 is an enlarged view of a portion C in fig. 6 according to an embodiment of the present invention;

wherein: 1-vehicle body (101-vehicle frame (1011-horizontal support (10111-middle sleeve, 1011 a-front horizontal support section, 1011 b-middle horizontal support section, 1011 c-rear horizontal support section), 1012-front longitudinal support, 1013-rear longitudinal support, 1014-front oblique support (10141-front shaft, 10142-front oblique support body), 1015-rear connecting support, 1016-front connecting support), 102-lying type seat (1021-seat part, 1022-lying part), 103-handlebar), 2-action system (201-front wheel, 202-rear wheel (2021-flower drum of rear wheel)), 3-transmission system (301-pedal (3011-crank, 3012-pedal body), 302-middle shaft, 303-first drive ratchet wheel, 304-second drive ratchet wheel, 305-guide sprocket, 306-sprocket, 307-freewheel, 308-main drive chain (3081-center chain segment (30811-center link plate, 30812-center pin hole), 3082-side chain segment (30821-side link plate, 30822-side pin hole)), 3083-chain diverter), 309-secondary drive chain, 310-first tension gear, 311-second tension gear, 312-limit gear, 313-limit chain)).

Detailed Description

Referring to fig. 1 to 7, a novel lying bicycle according to an embodiment of the present invention includes a body 1, including a frame 101 and a lying seat 102 fixed on the frame 101, the frame 101 includes a front inclined bracket 1014; the traveling system 2 comprises a front wheel 201 and a rear wheel 202 which are arranged at the lower end of the frame 101, wherein the front wheel 201 is positioned at the rear lower part of the front inclined bracket 1014; and the transmission system 3 comprises pedals 301 and a chain transmission device, the pedals 201 are symmetrically and rotatably connected to the left side and the right side of the front inclined bracket 1014, the chain transmission device comprises a limiting part and a transmission part, the limiting part is installed at the lower side of the front inclined bracket 1014 and matched with each pedal 301, so that each pedal 301 rotates forwards and backwards in a limited area, the transmission part is installed on the frame 101 and matched with the rear wheel 202 and each pedal 301, when the pedals 301 are stepped forwards and backwards, the rear wheel 202 and the front wheel 201 rotate forwards, the stepping radian is small, the steering of the front wheel 201 is not influenced, the controllability is good, the riding vision is good, and the riding is safe and labor-saving.

Preferably, the frame 101 further comprises a transverse bracket 1011, a front longitudinal bracket 1012 and a rear longitudinal bracket 1013, the transverse bracket 1011 sequentially comprises a downward inclined front transverse bracket section 1011a, a horizontally extending middle transverse bracket section 1011b and an upward inclined rear transverse bracket section 1011c from front to rear, the front longitudinal bracket 1012 is inclined forward from top to bottom, the middle part of the front longitudinal bracket is fixed with the front end of the front transverse bracket section 1011a, the rear longitudinal bracket 1013 is inclined backward from top to bottom, and the upper end of the rear longitudinal bracket 1013 is rotatably connected with the rear end of the rear transverse bracket section 1011c, so that the structure is compact; the reclining seat 102 comprises a seat portion 1021 and a lying portion 1022 which are integrally formed, the seat portion 1021 is fixed on the middle cross bracket section 1011b, the lying portion 1022 is fixed on the rear cross bracket section 1011c, the structure is compact, the position of the reclining seat 102 is low, and the comfort is increased.

Preferably, a handle 103 for steering is further installed at the upper end of the front longitudinal support 1012, and both ends of the handle 103 are respectively inclined downwards for facilitating pushing.

Preferably, the front wheels 201 are mounted to the lower end of the front vertical support 1012, and the rear wheels 202 are mounted to the lower end of the rear vertical support 1013.

Preferably, the front inclined bracket 1014 comprises a front inclined bracket body 10142 inclined forwards from top to bottom and a front shaft 10141 extending along the left and right direction, the upper end of the front inclined bracket body 10142 is fixed with the upper end of the front longitudinal bracket 1012, the middle part of the front shaft 10141 is fixed with the lower end of the front inclined bracket body 10142, the left and right sides of the front shaft 10141 are rotatably connected with pedals 301, and the pedals are convenient to step.

Specifically, each pedal 301 comprises a crank 3011 and a pedal body 3012, the middle part of each crank 3011 is rotatably connected to the front axle 10141, and the upper end is rotatably connected to the inner side of the pedal body 3012; a middle sleeve 10111 which penetrates left and right is fixed on the lower side of the joint of the middle transverse bracket section 1011b and the rear transverse bracket section 1011 c; the transmission part comprises a middle shaft 302, a first driving ratchet wheel 303, a second driving ratchet wheel 304, a guide chain wheel 305, a chain wheel 306, a flywheel 307, a main transmission chain 308 and a secondary transmission chain 309, the middle shaft 302 extends left and right and is arranged in a middle sleeve 10111, the left end of the middle shaft 302 is fixed with the first driving ratchet wheel 303, the right end of the middle shaft 302 is fixed with the second driving ratchet wheel 304 and the chain wheel 306, the guide chain wheel 305 is arranged at the lower side of the joint of a front transverse bracket section 1011a and a middle transverse bracket section 1011b and is used for changing the transmission direction of the main transmission chain 308, the flywheel 307 is arranged at the right side of a hub 2021 of a rear wheel, two ends of the main transmission chain 308 are respectively connected with the inner sides of two pedal bodies 3012 in a one-to-one correspondence manner, the main transmission chain 308 is sequentially meshed with the first driving ratchet wheel 303, the guide chain wheel 305 and the second driving ratchet wheel 304 from left to right; the first driving ratchet wheel 303 and the second driving ratchet wheel 304 are both ratchet wheels rotating in one direction, when the left pedal 301 is stepped forward, the right pedal 301 rotates backward, the first driving ratchet wheel 303 drives the chain wheel 306 to rotate under the action of the main transmission chain 308, the second driving ratchet wheel 304 idles, and the chain wheel 306 drives the flywheel 307 to rotate under the action of the secondary transmission chain 309, so that the rear wheel 202 and the front wheel 201 rotate forward; when the pedal 301 on the right side is stepped forward, the pedal 301 on the left side rotates backward, the second driving ratchet 304 drives the sprocket 306 to rotate under the action of the main transmission chain 308, the first driving ratchet 303 idles, and the sprocket 306 drives the flywheel 307 to rotate under the action of the secondary transmission chain 309, so that the rear wheel 202 and the front wheel 201 rotate forward.

Specifically, the first driving ratchet 303 and the second driving ratchet 304 are perpendicular to the guide sprocket 305; the main drive chain 308 includes a chain diverter 3083, a middle chain segment 3081 sleeved on the periphery of the guide sprocket 305, and two side chain segments 3082 sleeved on the peripheries of the first drive ratchet 303 and the second drive ratchet 303 one by one, wherein two ends of the middle chain segment are respectively connected with the corresponding side chain segments 3082 through the chain diverter 3083, and the middle chain segment 3081 and the side chain segments 3082 which form an angle of 90 degrees with each other are connected.

Specifically, the mating ends of each side chain segment 3082 and the middle chain segment 3081 are respectively provided with a side chain plate 30821, the side chain plate 30821 is provided with a side pin hole 30822 which is through from left to right, the two ends of the middle chain segment 3081 are respectively provided with a middle chain plate 30811, and the middle chain plate 30811 is provided with a middle pin hole 30812 which is through from top to bottom; each chain redirector 3083 is matched with one end of the side chain segment 3082 and is respectively provided with a first through hole which is through from left to right, each chain redirector 3083 is matched with one end of the middle chain segment 3081 and is respectively provided with a second through hole which is through from top to bottom, each chain redirector 3083 is respectively connected with the side chain segment 3082 through a first pin, each first pin is respectively inserted into the corresponding first through hole and the corresponding side pin hole 30822, two ends of each first pin are respectively provided with a limiting block, each chain redirector 3083 is respectively connected with the middle chain segment 3081 through a second pin, each second pin is inserted into the corresponding second through hole and the middle pin hole 30812, two ends of each second pin are respectively provided with a limiting block, and the middle chain segment 3081 and the side chain segment 3082 which are 90 degrees to each other are connected.

Preferably, the transmission part further comprises a first tensioning gear 310 and a second tensioning gear 311 engaged with corresponding positions of the main transmission chain 308, and the second tensioning gear 311 has two left and right sides symmetrically arranged at the front transverse bracket section 1011a and the middle transverse bracket section 1011 b; the frame 101 further comprises a front connecting support 1016, the front end of the front connecting support 1016 is fixed with the front inclined support 1014, the rear end of the front connecting support 1016 is fixed with the front longitudinal support 1012, and the left side and the right side of the front connecting support 1016 are respectively provided with a first tensioning gear 310 for tensioning the main transmission chain 308 to avoid chain dropping.

Preferably, the left and right sides of the middle sleeve 10111 can also be rotatably connected with the rear connecting supports 1015 extending backwards, the rear ends of the two rear connecting supports 1015 are respectively rotatably connected with the rear longitudinal support 1013, the structure is compact and firm, jolting is reduced, the comfort is improved, and the rear connecting supports 1015 with different lengths can be directly adapted to people with different heights.

Specifically, the limiting part comprises a limiting gear 312 and a limiting chain 313, the limiting gear 312 is mounted on the lower side of the front inclined bracket 1014, the limiting chain 313 is meshed with the limiting gear 312, two ends of the limiting chain 313 are respectively connected with the lower ends of the two cranks 3011 in a one-to-one correspondence mode, the radian of front and rear pedaling is limited, riding is labor-saving, and steering of the front wheel 201 is not affected.

Referring to fig. 1 to 7, in a novel lying type bicycle according to an embodiment of the present invention, the first driving ratchet 303 and the second driving ratchet 304 are both ratchet wheels rotating in one direction, when the left pedal 301 is stepped forward, the right pedal 301 rotates backward, under the action of the main transmission chain 308, the first driving ratchet 303 drives the sprocket 306 to rotate, the second driving ratchet 304 idles, under the action of the secondary transmission chain 309, the sprocket 306 drives the flywheel 307 to rotate, so that the rear wheel 202 and the front wheel 201 rotate forward, when the right pedal 301 is stepped forward, the left pedal 301 rotates backward, under the action of the main transmission chain 308, the second driving ratchet 304 drives the sprocket 306 to rotate, the first driving ratchet 303 idles, under the action of the secondary transmission chain 309, the sprocket 306 drives the flywheel 307 to rotate, so that the rear wheel 202 and the front wheel 201 rotate forward, and the back and forth pedaling of two pedals 301 can drive the rear wheel 202 and the front wheel 201 to rotate forward, the pedal does work by treading, the component force loss is avoided, the riding is labor-saving, the steering of the front wheel and the riding sight are not influenced, the controllability is good, and the riding is safe.

The above description is made for further details of the present invention with reference to specific embodiments, and it should not be understood that the embodiments of the present invention are limited to these descriptions, and it is obvious to those skilled in the art that the present invention belongs to the technical field, and a plurality of simple deductions or replacements can be made without departing from the concept of the present invention, and all should be considered as belonging to the protection scope of the present invention.

Claims

1. A novel lying type bicycle is characterized in that: which comprises

and

2. A novel lying bicycle as claimed in claim 1, wherein: the frame further comprises a transverse support, a front longitudinal support and a rear longitudinal support, wherein the transverse support sequentially comprises a front transverse support section, a middle transverse support section and a rear transverse support section from front to back, the front transverse support section is inclined downwards, the middle transverse support section extends horizontally, the rear transverse support section is inclined upwards, the front longitudinal support is inclined forwards from top to bottom, the middle part of the front longitudinal support is fixed with the front end of the front transverse support section, the rear longitudinal support is inclined backwards from top to bottom, and the upper end of the rear longitudinal support is rotatably connected with the rear end of the rear transverse support section; the lying type seat comprises a seat portion and a lying portion which are integrally formed, the seat portion is fixed on the middle transverse support section, and the lying portion is fixed on the rear transverse support section.

3. A novel lying bicycle as claimed in claim 2, characterized in that: and the upper end of the front longitudinal support is also provided with a handlebar for steering.

4. A novel lying bicycle as claimed in claim 2, characterized in that: the front wheel is installed to the lower extreme of preceding vertical support, the lower extreme of back vertical support is installed the rear wheel.

5. A novel lying bicycle as claimed in claim 2, characterized in that: the front inclined bracket comprises a front inclined bracket body and a front shaft, wherein the front inclined bracket body is inclined forwards from top to bottom, the front shaft extends along the left-right direction, the upper end of the front inclined bracket body is fixed with the upper end of the front longitudinal bracket, the middle of the front shaft is fixed with the lower end of the front inclined bracket body, and the left side and the right side of the front shaft are rotatably connected with pedals.

6. The novel lying bicycle of claim 5, wherein: each pedal comprises a crank and a pedal body, the middle part of each crank is rotatably connected with the front shaft, and the upper end of each crank is rotatably connected with the inner side of the pedal body; a left-right through middle sleeve is fixed on the lower side of the joint of the middle transverse bracket section and the rear transverse bracket section; the transmission part comprises a center shaft, a first driving ratchet wheel, a second driving ratchet wheel, a guide chain wheel, a flywheel, a main transmission chain and a secondary transmission chain, the center shaft extends left and right and is arranged in the middle sleeve, the left end of the center shaft is fixed with the first driving ratchet wheel, the right end of the center shaft is fixed with the second driving ratchet wheel and the chain wheel, the guide chain wheel is arranged at the lower side of the joint of the front transverse support section and the middle transverse support section, the flywheel is arranged on the right side of the hub of the rear wheel, two ends of the main transmission chain are respectively connected with the inner sides of the two pedal bodies in a one-to-one correspondence mode, the main transmission chain is sequentially meshed with the first driving ratchet wheel, the guide chain wheel and the second driving ratchet wheel from left to right, and the secondary transmission chain is sleeved on the chain wheel and the.

7. A novel lying bicycle according to claim 6, characterized in that: the first driving ratchet wheel and the second driving ratchet wheel are respectively vertical to the guide chain wheel; the main transmission chain comprises a chain steering gear, a middle chain section sleeved on the periphery of the guide chain wheel and two side chain sections sleeved on the peripheries of the first driving ratchet wheel and the second driving ratchet wheel in a one-to-one correspondence mode, and two ends of the middle chain section are connected with the corresponding side chain sections through the chain steering gear.

8. A novel lying bicycle according to claim 7, characterized in that: side chain plates are respectively arranged at the matching ends of the side chain sections and the middle chain section, side pin holes which are communicated from left to right are formed in the side chain plates, middle chain plates are respectively arranged at two ends of the middle chain section, and middle pin holes which are communicated from top to bottom are formed in the middle chain plates; each chain steering device is matched with one end of the side chain section and is respectively provided with a first through hole which is through from left to right, each chain steering device is matched with one end of the middle chain section and is respectively provided with a second through hole which is through from top to bottom, each chain steering device is respectively connected with the side chain section through a first pin, each first pin is respectively inserted into the corresponding first through hole and the corresponding side pin hole, two ends of each first pin are respectively provided with a limiting block, each chain steering device is respectively connected with the middle chain section through a second pin, each second pin is inserted into the corresponding second through hole and the corresponding middle pin hole, and two ends of each second pin are respectively provided with a limiting block.

9. A novel lying bicycle according to claim 6, characterized in that: the transmission part also comprises a first tensioning gear and a second tensioning gear which are meshed with corresponding positions of the main transmission chain, and the two second tensioning gears are symmetrically arranged on the left side and the right side of the joint of the front transverse bracket section and the middle transverse bracket section; the frame further comprises a front connecting support, the front end of the front connecting support is fixed with the front inclined support, the rear end of the front connecting support is fixed with the front longitudinal support, and the left side and the right side of the front connecting support are respectively provided with the first tensioning gears.

10. A novel lying bicycle according to claim 6, characterized in that: the left side and the right side of the middle sleeve are also rotatably connected with rear connecting supports extending backwards, and the rear ends of the rear connecting supports are respectively rotatably connected with the rear longitudinal support.