CN114291192A

CN114291192A - A tiltable inverted tricycle

Info

Publication number: CN114291192A
Application number: CN202210119850.8A
Authority: CN
Inventors: 李磊; 张卓
Original assignee: Ningbo Weilun Intelligent Technology Co ltd
Current assignee: Ningbo Weilun Intelligent Technology Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-04-08

Abstract

The invention discloses a tilting tricycle, comprising: the first end of the main beam extends forwards, and the second end of the main beam extends backwards and is connected with the rear wheel in a rotating way; the number of the front wheels is two, and the two front wheels are respectively arranged on two sides of the main beam; the connecting component is arranged corresponding to the front wheel, and the front wheel is rotatably mounted on the connecting component; the swing arm is connected, and the girder is connected through being connected the swing arm with adapting unit, and it includes swing arm and swing arm down to connect the swing arm, goes up the swing arm and is located the top of swing arm down, has first hookup location and second hookup location on the adapting unit, and the first end of going up the swing arm articulates in first hookup location, go up the second end of swing arm with the girder is articulated, and the first end of swing arm is articulated in second hookup location down, and the second end of swing arm is articulated with the girder down, first hookup location with second hookup location has first settlement interval in vertical direction. The invention can improve the running stability and safety of the tricycle.

Description

Tricycle of falling that can heel

Technical Field

The invention relates to the technical field of tricycles, in particular to a tilting tricycle.

Background

The tricycle is taken as the existing mature vehicle, can realize the functions of taking by personnel and transporting goods, has lower overall cost, short production and manufacturing period and better trafficability during running, and is deeply favored by consumers.

The existing tricycles in the market are divided into a positive tricycle with a front wheel and two rear wheels and a reverse tricycle with two front wheels and one rear wheel, when the tricycle turns or passes through an uneven road surface, the problem of vehicle inclination can occur, for example, the vehicle speed is low, and the centrifugal force generated when the speed is low is insufficient, so that after the vehicle reaches a certain speed, the generated centrifugal force can cause the vehicle to roll, and overturn when the vehicle is serious, therefore, the tricycle has a large potential safety hazard, particularly, the reverse tricycle is unstable in running, particularly in the turning process, the tricycle is easy to overturn, and the large potential safety hazard exists.

Disclosure of Invention

The invention provides a tilting tricycle which can improve the running stability and safety of the tricycle.

In order to solve the above-described problems, the present invention provides a tilting tricycle, comprising:

a main beam, a first end of the main beam extending forward, a second end of the main beam extending rearward and being rotatably connected with the rear wheel;

the number of the front wheels is two, and the two front wheels are respectively arranged on two sides of the main beam;

the connecting component is arranged corresponding to the front wheel, and the front wheel is rotatably mounted on the connecting component;

connect the swing arm, the girder with adapting unit is connected through connecting the swing arm, it includes swing arm and swing arm down to connect the swing arm, it is located to go up the swing arm the top of swing arm down, first hookup location and second hookup location have on the adapting unit, the first end of going up the swing arm articulate in first hookup location, the second end of going up the swing arm with the girder is articulated, the first end of swing arm articulate down in second hookup location, the second end of swing arm down with the girder is articulated, first hookup location with second hookup location has first settlement interval in vertical direction.

Preferably, the number of the connecting swing arms is two, the two connecting swing arms are respectively located on two sides of the main beam, a linkage part is arranged between the two connecting swing arms, and two ends of the linkage part are respectively hinged to the two connecting swing arms.

Preferably, in the above aspect, the interlocking member is a shock absorbing member.

Preferably, as for the above technical solution, a locking mechanism is arranged on the connecting swing arm, the locking mechanism can be in a locking state and an unlocking state, when the locking mechanism is in the locking state, the connecting swing arm and the main beam are relatively positioned, and when the locking mechanism is in the unlocking state, the connecting swing arm and the main beam can relatively move.

Preferably, as the above technical solution, the locking mechanism includes a connecting pipe, a stop valve assembly and two telescopic assemblies, the two telescopic assemblies are symmetrically disposed on two sides of the main beam, the telescopic assemblies include a cylinder body and a telescopic rod, a piston part is movably disposed inside the cylinder body, a first end of the telescopic rod is connected to the piston part, a second end of the telescopic rod extends out of the cylinder body, the second end of the telescopic rod is movably connected to the main beam, the cylinder body is movably connected to the lower swing arm, a first side of the piston part has a first accommodating space, a second side of the piston part has a second accommodating space, oil bodies are filled in the first accommodating space and the second accommodating space, a first oil hole and a second oil hole are formed in the cylinder body, and the first oil hole and the second oil hole are respectively communicated with the first accommodating space and the second accommodating space, the first oil hole in the cylinder body of the first telescopic assembly is communicated with the second oil hole in the cylinder body of the other telescopic assembly through a connecting pipe, the second oil hole in the cylinder body of the first telescopic assembly is communicated with the first oil hole in the cylinder body of the other telescopic assembly through a connecting pipe, a stop valve assembly is arranged on the connecting pipe, the stop valve assembly can open a passage of the connecting pipe to enable the locking mechanism to be in an open state, and the stop valve assembly can stop the passage of the connecting pipe to enable the locking mechanism to be in a locking state.

Preferably, as for the above technical solution, the stop valve assembly includes a valve housing and a valve core, the valve core is movably disposed in an inner hole of the valve housing so that the valve core can move relative to the valve housing to reach a first position and a second position, two sides of the valve housing are respectively provided with a through hole communicated with the inner hole of the valve housing, the through hole is communicated with the connecting pipe, the valve core is provided with an annular groove, when the valve core is in the first position, the through holes on two sides of the valve housing are aligned with the annular groove, and when the valve core is in the second position, the through holes on two sides of the valve housing are relatively misaligned with the annular groove.

Preferably, the inverted tricycle further comprises a handlebar for adjusting the rotation direction of the front wheel, the locking mechanism further comprises a pull rope, the pull rope is connected with the valve core and used for driving the valve core to move, and the pull rope extends to the handlebar.

In the above aspect, the first connection position is located above the second connection position, and the first connection position extends obliquely outward from the second connection position.

Preferably, the first connecting position to the second connecting position extend obliquely outward to a lower portion of the front wheel.

Preferably, as the above technical solution, the tricycle further includes a handlebar and a steering mechanism, the handlebar is rotatably disposed with respect to the main beam, the steering mechanism includes a transmission link and a swinging member, the swinging member is rotatably disposed on the main beam, two ends of the transmission link are respectively connected to the handlebar and the swinging member so that the handlebar can drive the swinging member to swing with respect to the main beam, the connecting member is provided with a steering connecting portion extending rearward, a steering link is disposed between the steering connecting portion and the swinging member, a rear end of the steering connecting portion extends obliquely inward, and two ends of the steering link are respectively hinged to a rear end of the steering connecting portion and the swinging member.

The invention provides a tilting tricycle, which comprises a main beam, front wheels, a connecting part and a connecting swing arm, wherein a first end of the main beam extends forwards, a second end of the main beam extends backwards and is connected with the rear wheels in a rotating manner, the number of the front wheels is two, the two front wheels are respectively arranged on two sides of the main beam, the front wheels are connected with the connecting part through the connecting swing arm, the connecting swing arm comprises an upper swing arm and a lower swing arm, the upper swing arm is positioned above the lower swing arm, the connecting part is provided with a first connecting position and a second connecting position, the first end of the upper swing arm is hinged with the first connecting position, the second end of the upper swing arm is hinged with the main beam, the first end of the lower swing arm is hinged with the second connecting position, the second end of the lower swing arm is hinged with the main beam, the first connecting position and the second connecting position have a first set distance in the vertical direction, and the first connecting position and the second connecting position have a distance in the vertical direction, the connecting part is inclined towards the inner side and the front wheel arranged on the connecting part is inclined towards the inner side in the upward swinging process of the upper swing arm and the lower swing arm, and the connecting part is inclined towards the outer side and the front wheel arranged on the connecting part is also inclined towards the outer side in the downward swinging process of the upper swing arm and the lower swing arm.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

FIG. 1 is a schematic perspective view of a tiltable tricycle in accordance with an embodiment of the present invention;

FIG. 2 is a schematic view showing a connection structure of a main beam and a connecting swing arm in the embodiment of the invention;

FIG. 3 illustrates a front view of a tiltable tricycle in accordance with an embodiment of the present invention;

FIG. 4 is a schematic view of the connection structure of the swing arm and the transmission link according to the embodiment of the invention;

FIG. 5 illustrates a cross-sectional view of a retraction assembly in an embodiment of the present invention;

FIG. 6 illustrates a cross-sectional view of a shut-off valve assembly in an embodiment of the present invention;

FIG. 7 is a schematic diagram illustrating the operation of the locking mechanism in the locked state according to the embodiment of the present invention;

FIG. 8 is a schematic diagram illustrating the operation of the locking mechanism in an open state according to an embodiment of the present invention;

FIG. 9 shows a schematic perspective view of a locking mechanism in an embodiment of the invention;

in the figure: 10. a main beam; 20. a front wheel; 30. a rear wheel; 40. a telescoping assembly; 50. a shut-off valve assembly; 60. a cable; 70. a hopper; 80. a handlebar; 90. connecting the swing arm; 100. a connecting member; 200. a locking mechanism; 110. a connecting pipe; 120. a steering link; 130. a linkage member; 140. a steering mechanism; 150. a pulling mechanism; 101. a seat support; 102. a rear bracket; 103. a cross beam; 104. a first mounting hole; 401. a cylinder body; 402. a telescopic rod; 404. a piston member; 405. a first accommodating space; 406. a second oil hole; 407. a first oil hole; 408. a second accommodating space; 409. a piston return spring; 501. a valve housing; 502. a valve core; 503. perforating; 504. a valve core return spring; 505. an annular groove; 801. a handle bracket; 901. an upper swing arm; 902. a lower swing arm; 903. a second mounting hole; 1001. a first connection location; 1002. a second connection location; 1401. a transmission connecting rod; 1402. a swinging member; 1403. a steering link; 1501. a collar member; 1502. pulling the component; 1503. a pressing unlocking member; 1504. the locking structure is pulled.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, an embodiment of the present invention provides a tilting tricycle, including:

a main beam 10, a first end of the main beam 10 extends forwards, and a second end of the main beam 10 extends backwards and is rotatably connected with a rear wheel 30;

the number of the front wheels 20 is two, and the two front wheels 20 are respectively arranged on two sides of the main beam 10;

a connecting member 100, the connecting member 100 being provided corresponding to the front wheel 20, the front wheel 20 being rotatably mounted on the connecting member 100;

connect swing arm 90, girder 10 is connected through connecting swing arm 90 with adapting unit 100, it includes swing arm 901 and lower swing arm 902 to connect swing arm 90, it is located the top of lower swing arm 902 to go up swing arm 901, adapting unit 100 is last to have first hookup location 1001 and second hookup location 1002, the first end of going up swing arm 901 articulates in first hookup location 1001, the second end of going up swing arm 901 articulates with girder 10, the first end of lower swing arm 902 articulates in second hookup location 1002, the second end of lower swing arm 902 articulates with girder 10, first hookup location 1001 and second hookup location 1002 have first settlement interval in the vertical direction.

The embodiment provides a tiltable tricycle, which includes a main beam 10, front wheels 20, two connecting members 100 and a connecting swing arm 90, wherein a first end of the main beam 10 extends forwards, a second end of the main beam 10 extends backwards and is rotatably connected with rear wheels 30, the two front wheels 20 are respectively arranged at two sides of the main beam 10, the front wheels 20 are connected with the connecting members 100 through the connecting swing arm 90, the connecting swing arm 90 includes an upper swing arm 901 and a lower swing arm 902, the upper swing arm 901 is positioned above the lower swing arm 902, the connecting member 100 has a first connecting position 1001 and a second connecting position 1002, the first end of the upper swing arm 901 is hinged at the first connecting position 1001, the second end of the upper swing arm 901 is hinged with the main beam 10, the first end of the lower swing arm 902 is hinged at the second connecting position 1002, the second end of the lower swing arm 902 is hinged with the main beam 10, the first connecting position 1001 and the second connecting position 1002 have a first set distance in the vertical direction, since the first connecting position 1001 and the second connecting position 1002 have a vertical distance therebetween, the connecting member 100 is inclined inward and the front wheel 20 mounted on the connecting member 100 is inclined inward during the upward swing of the upper swing arm 901 and the lower swing arm 902, and the connecting member 100 is inclined outward and the front wheel 20 mounted on the connecting member 100 is also inclined outward during the downward swing of the upper swing arm 901 and the lower swing arm 902, the front wheel of the tiltable tricycle of the present invention can be inclined according to a specific driving state, and is not prone to tilting, thereby improving the safety and stability of the tricycle during driving.

Specifically, the main beam 10 in this embodiment is a tubular structure, the two front wheels 20 are symmetrically disposed on two sides of the main beam 10, the upper swing arm 901 and the lower swing arm 902 are triangular frame structures formed by the tubular structure, and two hinge points are respectively disposed between the upper swing arm 901 and the lower swing arm 902 and the main beam 10, which can further improve the stability of the connecting swing arm 90.

It should be noted that the main beam 10 of the present embodiment is provided with a load platform, but it is needless to say that a hopper 70, a cargo frame, a baby seat, and the like may be provided on the main beam 10, and specifically, the hopper 70 of the present embodiment is provided at a position corresponding to the two front wheels 20 in the front portion of the main beam, a cross beam 103 is fixedly provided on the main beam 10, the cross beam 103 is perpendicular to the main beam 10, and the hopper 70 is fixedly provided on the cross beam 103.

The main beam 10 of this embodiment is further provided with a handle bracket 801 near the front, the handle bracket 801 extends upward, and the handlebar 80 is rotatably provided on the handle bracket 801.

In a further implementation manner of this embodiment, the number of the connecting swing arms 90 is two, the two connecting swing arms 90 are respectively located at two sides of the main beam 10, a linkage component 130 is disposed between the two connecting swing arms 90, and two ends of the linkage component 130 are respectively hinged to the two connecting swing arms 90.

The connecting swing arms 90 in this embodiment are symmetrically distributed on two sides of the main beam 10, two connecting swing arms 90 in this embodiment correspond to two front wheels and two connecting parts 100, the connecting part 100 in this embodiment can adopt a claw-beam structure, the linkage part 130 in this embodiment is used for driving two connecting swing arms 90 to move simultaneously, further two front wheels 20 can be driven to incline simultaneously, specifically, when the first connecting swing arm 90 swings upwards, the other connecting swing arm 90 can be driven to swing downwards, it can make the front wheel 20 connected with the first connecting swing arm 90 incline inwards, and the front wheel 20 connected with the other connecting swing arm 90 inclines outwards, it can make two front wheels 20 incline towards one direction through the linkage part 130.

In a further implementation of the present embodiment, the linkage member 130 is a shock absorbing member.

The linkage member 130 in this embodiment adopts a shock-absorbing member, which not only can enable the two front wheels 20 to incline simultaneously but also can have a shock-absorbing effect, and the shock-absorbing member is connected with the two connecting swing arms 90 in this embodiment, which not only has a better shock-absorbing effect, but also can simplify the structure and save the overall cost, specifically, two ends of the linkage member 130 in this embodiment are respectively hinged to the lower swing arm 902.

Moreover, the damping member in the present embodiment may be of a damping spring structure, but may be of a gas spring structure.

In a further implementation manner of this embodiment, a locking mechanism 200 is disposed on the connecting swing arm 90, the locking mechanism 200 can be in a locking state and an unlocking state, when the locking mechanism 200 is in the locking state, the connecting swing arm 90 and the main beam 10 are positioned relatively, and when the locking mechanism 200 is in the unlocking state, the connecting swing arm 90 and the main beam 10 can move relatively.

The locking mechanism 200 in this embodiment is used to lock the motion state of the connecting swing arm 90, when the locking mechanism 200 locks the connecting swing arm 90, the connecting swing arm 90 cannot swing relative to the main beam 10, and when the locking mechanism 200 does not lock the connecting swing arm 90, the connecting swing arm 90 can swing relative to the main beam 10, which can lock the connecting swing arm 90 according to the specific driving state, specifically, in the vehicle starting state, because the driving speed is low, if the front wheel 20 tilts due to the body gravity center in the process, the tricycle is not favorable for starting acceleration and unstable operation in the driving process, and in the normal driving process, the locking mechanism 200 can be opened, which can be convenient for improving the stability and operational convenience in the starting acceleration.

Specifically, when the locking mechanism 200 is locked, manual intervention can be adopted, and automatic locking can also be realized by adopting software and hardware, when the manual intervention is adopted, namely, when the vehicle running speed is low, the locking mechanism 200 is locked by adopting manual operation, and when the automatic locking is adopted, the locking operation condition can be set, for example, when the running speed is low, the automatic locking can be realized by software control, and when the running speed is higher than a certain set speed, the locking state is released, so that the automatic operation is realized.

In a further implementation manner of this embodiment, the locking mechanism 200 includes a connecting pipe 110, a stop valve assembly 50, and two telescopic assemblies 40, the two telescopic assemblies 40 are symmetrically disposed on two sides of the main beam 10, each telescopic assembly 40 includes a cylinder 401 and a telescopic rod 402, a piston part 404 is movably disposed inside the cylinder 401, a first end of the telescopic rod 402 is connected to the piston part 404, a second end of the telescopic rod 402 extends out of the cylinder 401, a second end of the telescopic rod 402 is movably connected to the main beam 10, the cylinder 401 is movably connected to a lower swing arm 902, a first side of the piston part 404 has a first accommodating space 405, a second side of the piston part 404 has a second accommodating space 408, oil bodies are filled in the first accommodating space 405 and the second accommodating space 408, a first oil hole 407 and a second oil hole 406 are opened on the cylinder 401, the first oil hole 407 and the second oil hole 406 are respectively communicated with the first accommodating space 405 and the second accommodating space 408, the first oil hole 407 on the cylinder 401 of the first telescopic assembly 40 is communicated with the second oil hole 406 on the cylinder 401 of the other telescopic assembly 40 through a connecting pipe 110, the second oil hole 406 on the cylinder 401 of the first telescopic assembly 40 is communicated with the first oil hole 407 on the cylinder 401 of the other telescopic assembly 40 through a connecting pipe 110, a stop valve assembly 50 is arranged on the connecting pipe 110, the stop valve assembly 50 can open the passage of the connecting pipe 110 to enable the locking mechanism 200 to be in an open state, and the stop valve assembly 50 can stop the passage of the connecting pipe 110 to enable the locking mechanism 200 to be in a locking state.

The telescopic rod 402 of the present embodiment is connected to the piston member 404, when the piston member 404 moves inside the cylinder 401, the telescopic rod 402 can extend into or out of the cylinder 401 following the movement of the piston member 404, specifically, the first receiving space 405 and the second receiving space 408 of the first telescopic assembly 40, the first receiving space 405 and the second receiving space 408 of the second telescopic assembly 40, and the two connecting pipes 110 in the present embodiment form a circulating oil path, when the connecting pipe 110 is closed by the closing valve assembly 50, the whole circulating oil path is closed, oil in the whole circulating oil path cannot move, and therefore the telescopic rod 402 is locked and cannot move, and when the telescopic rod 402 extends, the piston member 404 of the first telescopic assembly 40 presses the oil in the first receiving space 405 of the first telescopic assembly 40 into the second receiving space 408 of the second telescopic assembly 40, and the plug part 404 of the second telescopic assembly 40 presses the oil in the first accommodating space 405 of the second telescopic assembly 40 into the second accommodating space 408 of the first telescopic assembly 40, and when the telescopic rod 402 retracts, the piston part 404 of the first telescopic assembly 40 presses the oil in the second accommodating space 408 of the first telescopic assembly 40 into the first accommodating space 405 of the second telescopic assembly 40, and the piston part 404 of the second telescopic assembly 40 presses the oil in the second accommodating space 408 of the second telescopic assembly 40 into the first accommodating space 405 of the first telescopic assembly 40, because the connecting swing arm 90 in this embodiment includes the upper swing arm 901 and the lower swing arm 902, the locking thereof by using the locking structure of the prior art is not only complicated in structure but also inconvenient in installation, while the locking mechanism 200 in this embodiment is skillfully designed, the locking mechanism has the advantages of simple working principle, convenience in operation and higher locking response speed in working.

In this embodiment, the telescopic assembly 40 is obliquely arranged on the lower swing arm 902 and the cross beam 103, specifically, the cross beam 103 in this embodiment is provided with a first mounting hole 104, the lower swing arm 902 is provided with a second mounting hole 903, and two ends of the telescopic assembly 40 are movably mounted at the positions of the first mounting hole 104 and the second mounting hole 903, respectively.

In addition, a piston return spring 409 is arranged between the piston part 404 and the bottom of the cylinder 401 in the embodiment, and the piston return spring 409 not only can provide damping force during movement, but also can facilitate the return of the piston part 404.

In a further alternative embodiment of this embodiment, the stop valve assembly 50 includes a valve housing 501 and a valve core 502, the valve core 502 is movably disposed in an inner bore of the valve housing 501 so that the valve core 502 can move relative to the valve housing 501 to reach a first position and a second position, two sides of the valve housing 501 are respectively provided with a through hole 503 communicated with the inner bore of the valve housing 501, the through hole 503 is communicated with the connection pipe 110, the valve core 502 is provided with an annular groove 505, when the valve core 502 is in the first position, the through holes 503 at two sides of the valve housing 501 are aligned with the annular groove 505, and when the valve core 502 is in the second position, the through holes 503 at two sides of the valve housing 501 are relatively misaligned with the annular groove 505.

Referring to fig. 8, when the through holes 503 on both sides of the valve sleeve 501 are aligned with the annular groove 505, the through holes 503 on both sides are communicated through the annular groove 505, and the connection pipe 110 is kept in a passage, referring to fig. 7, when the through holes 503 on both sides of the valve sleeve 501 are relatively misaligned with the annular groove 505, the through holes 503 on both sides are blocked by the valve element 502 and cannot be communicated, and the connection pipe 110 is in a cut-off state, so that the telescopic rod 402 cannot move due to the non-communication of the circulating oil path, and the whole locking mechanism 200 is in a locking state.

The stop valve assembly 50 in this embodiment is not only simple in structure, but also ingenious in design and convenient to operate, and can conveniently stop and open the circulating oil path.

In addition, in the present embodiment, the cut-off valve assembly 50 further includes a valve core return spring 504, two ends of the valve core return spring 504 are respectively connected to the valve core 502 and the valve sleeve 501, and the valve core return spring 504 facilitates the return of the valve core 502.

In a further implementation manner of this embodiment, the inverted tricycle further includes a handlebar 80 for adjusting the rotation direction of the front wheel, the locking mechanism 200 further includes a pull cable 60, the pull cable 60 is connected to the valve core 502 for driving the valve core 502 to move, and the pull cable 60 extends to the handlebar 80.

In this embodiment, the pull cable 60 drives the valve core 502 to move, and the pull cable 60 extends to the handlebar 80, which is convenient for the driver to operate the stop valve assembly 50.

In this embodiment, a pulling mechanism 150 is disposed on the handlebar 80, the pulling mechanism 150 is connected to the cable 60 for moving the cable 60, specifically, the pulling mechanism 150 includes a collar member 1501, the collar member 1501 is disposed on the handlebar 80, a pulling member 1502 is movably disposed on the collar member 1501, the pulling member 1502 is movably disposed on the collar member 1501 such that the pulling member 1502 can rotate relative to the center of the collar member 1501, the pulling member 1502 is connected to the cable 60, the pulling member 1502 can drive the cable 60 to move up and down during moving, a pulling locking structure 1504 is further disposed on the collar member 1501, the pulling locking structure can be in a locked state and an unlocked state, and when the pulling locking structure is in the locked state, the pulling member 1502 is positioned relative to the collar member 1501 such that it cannot move relative to the collar member 1501, and the lantern ring component 1501 is in the open state, the pulling component 1502 can move relative to the lantern ring component 1501, specifically, the pulling locking structure 1504 in this embodiment at least includes a pressing unlocking component 1503, when the pressing unlocking component 1503 is pressed to make it be in the first position, the pulling locking structure 1504 is in the open state, and when the pressing unlocking component 1503 is pressed to make it be in the second position, the pulling locking structure 1504 is in the locked state, the pulling locking structure 1504 can make the cable 60 be in any set position, the pulling mechanism 150 in this embodiment can facilitate the operation of the locking mechanism 200, the position of the cable 60 can be controlled by the pulling mechanism 150 to further control the state of the locking mechanism 200, and the pulling mechanism 150 in this embodiment can make the driving of the cable 60 more convenient and labor-saving.

In a further implementation manner of this embodiment, the first connection position 1001 is located above the second connection position 1002, and the first connection position 1001 to the second connection position 1002 extend obliquely outward.

The first connecting position 1001 to the second connecting position 1002 in this embodiment extend obliquely outward, and the connecting member 100 may have an inner inclination angle, so that it may effectively prevent the front wheel 20 from being deformed, and may ensure the oblique outward force, thereby improving the driving stability of the front wheel 20.

In a further embodiment of the present embodiment, the first connecting position 1001 to the second connecting position 1002 extend diagonally outward to the lower portion of the front wheel.

The first connecting position 1001 to the second connecting position 1002 in this embodiment extend obliquely outward to the lower portion of the front wheel, and it can make the force-bearing point always be in the contact position of the front wheel and the ground, so it can not only ensure the driving stability, but also make the front wheel 20 more labor-saving and stable when steering.

In a further implementation manner of this embodiment, the inverted tricycle further includes a handlebar 80 and a steering mechanism 140, the handlebar 80 is rotatably disposed with respect to the main beam 10, the steering mechanism 140 includes a transmission link 1401 and a swinging member 1402, the swinging member 1402 is rotatably disposed on the main beam 10, two ends of the transmission link 1401 are respectively connected to the handlebar 80 and the swinging member 1402 so that the handlebar 80 can drive the swinging member 1402 to swing with respect to the main beam 10, the connection member 100 is provided with a steering connection portion 120 extending rearward, a steering link 1403 is disposed between the steering connection portion 120 and the swinging member 1402, a rear end of the steering connection portion 120 extends obliquely inward, and two ends of the steering link 1403 are respectively hinged to the rear end of the steering connection portion 120 and the swinging member 1402.

In this embodiment, the rear end of the steering link 120 extends obliquely inward, and the two ends of the steering link 1403 are respectively hinged to the rear end of the steering link 120 and the swing member 1402, so that the steering link 120 and the steering link 1403 located on the two sides have inverted trapezoidal structures, which can form ackermann corners when the two front wheels 20 are driving, so that the steering radii of the two front wheels 20 are different, and the over-bending convenience and the over-bending stability of the two front wheels 20 are improved.

In addition, the rear end of the main beam 10 in this embodiment is connected with the rear bracket 102, the rear wheel 30 is rotatably mounted on the rear bracket 102, the lower part of the rear bracket 102 is jointed with the main beam 10, the rear part of the main beam 10 is provided with the seat bracket 101 extending upwards, the seat bracket 101 is used for mounting a seat, and the upper part of the rear bracket 102 is detachably connected with the seat bracket 101, so that the seat bracket 101 in this embodiment can be rotated and folded forwards, and the space for storage and transportation can be improved.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A reclinable tricycle, comprising:

2. The tricycle of claim 1, wherein the number of the connecting swing arms is two, the two connecting swing arms are respectively located on two sides of the main beam, a linkage part is arranged between the two connecting swing arms, and two ends of the linkage part are respectively hinged with the two connecting swing arms.

3. The inverted tricycle of claim 2, wherein the linkage member is a shock absorbing member.

4. The tricycle of claim 1, wherein the connecting swing arm is provided with a locking mechanism, the locking mechanism can be in a locking state and an unlocking state, when the locking mechanism is in the locking state, the connecting swing arm and the main beam are positioned relatively, and when the locking mechanism is in the unlocking state, the connecting swing arm and the main beam can move relatively.

5. The tricycle according to claim 4, wherein the locking mechanism comprises a connecting pipe, a stop valve assembly and two telescopic assemblies, the two telescopic assemblies are symmetrically arranged on two sides of the main beam, each telescopic assembly comprises a cylinder body and a telescopic rod, a piston part is movably arranged inside the cylinder body, a first end of the telescopic rod is connected with the piston part, a second end of the telescopic rod extends out of the cylinder body, a second end of the telescopic rod is movably connected with the main beam, the cylinder body is movably connected with the lower swing arm, a first accommodating space is arranged on a first side of the piston part, a second accommodating space is arranged on a second side of the piston part, oil bodies are filled in the first accommodating space and the second accommodating space, a first oil hole and a second oil hole are formed in the cylinder body, and the first oil hole and the second oil hole are respectively communicated with the first accommodating space and the second accommodating space The first oil hole in the cylinder body of the first telescopic assembly is communicated with the second oil hole in the cylinder body of the other telescopic assembly through a connecting pipe, the second oil hole in the cylinder body of the first telescopic assembly is communicated with the first oil hole in the cylinder body of the other telescopic assembly through a connecting pipe, a stop valve assembly is arranged on the connecting pipe, the stop valve assembly can open the passage of the connecting pipe to enable the locking mechanism to be in an open state, and the stop valve assembly can stop the passage of the connecting pipe to enable the locking mechanism to be in a locking state.

6. The tricycle of claim 5, wherein the shut-off valve assembly includes a valve housing and a valve core movably disposed in an inner bore of the valve housing such that the valve core is movable relative to the valve housing to a first position and a second position, the valve housing having two sides respectively formed with a through hole communicating with the inner bore of the valve housing, the through hole communicating with the connecting tube, the valve core having an annular groove, the through holes of the two sides of the valve housing being aligned with the annular groove when the valve core is in the first position, and the through holes of the two sides of the valve housing being offset relative to the annular groove when the valve core is in the second position.

7. The inverted tricycle of claim 6, further comprising a handlebar for adjusting the direction of rotation of the front wheel, wherein the locking mechanism further comprises a cable connected to the valve core for moving the valve core, and wherein the cable extends to the handlebar.

8. The inverted tricycle of claim 1, wherein the first connection location is located above the second connection location, the first connection location extending diagonally outward from the second connection location.

9. The inverted tricycle of claim 8, wherein the first connection location to the second connection location extend diagonally outward to a lower portion of the front wheel.

10. The inverted tricycle of claim 1, further comprising a handlebar and a steering mechanism, wherein the handlebar is rotatably disposed with respect to the main beam, the steering mechanism comprises a transmission link and a swing member, the swing member is rotatably disposed on the main beam, two ends of the transmission link are respectively connected to the handlebar and the swing member so that the handlebar can drive the swing member to swing with respect to the main beam, the connection member is provided with a steering connection portion extending rearward, a steering link is disposed between the steering connection portion and the swing member, a rear end of the steering connection portion extends obliquely inward, and two ends of the steering link are respectively hinged to the rear end of the steering connection portion and the swing member.