CN214930348U - Tricycle structure and inclinable wheel carrier thereof - Google Patents
Tricycle structure and inclinable wheel carrier thereof Download PDFInfo
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- CN214930348U CN214930348U CN202120846113.9U CN202120846113U CN214930348U CN 214930348 U CN214930348 U CN 214930348U CN 202120846113 U CN202120846113 U CN 202120846113U CN 214930348 U CN214930348 U CN 214930348U
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Abstract
The application relates to a tricycle structure and an inclinable wheel carrier thereof, wherein the inclinable wheel carrier comprises a fixed underframe, a transverse swinging rod, a transverse sleeve, a movable through pipe, two longitudinal swinging rods and two vertical swinging rods, wherein the middle part of the transverse swinging rod is pivoted with the fixed underframe; the transverse sleeve and the transverse swinging rod are arranged in parallel; the movable through pipe can be slidably arranged in the transverse sleeve in a penetrating way; the two longitudinal oscillating rods are longitudinally arranged at two sides of the transverse oscillating rod and the transverse sleeve, one ends of the two longitudinal oscillating rods are respectively and fixedly connected at two ends of the movable through pipe, and the other ends of the two longitudinal oscillating rods are provided with two wheel connecting parts; the two vertical swinging rods are vertically arranged between the transverse swinging rod and the two longitudinal swinging rods, one end of each vertical swinging rod is pivoted with two ends of the transverse swinging rod, and the other end of each vertical swinging rod is pivoted with the two longitudinal swinging rods.
Description
Technical Field
The present disclosure relates to a frame structure, and more particularly to a tricycle structure and a tiltable wheel frame thereof.
Background
Compared with an automobile, the tricycle has the advantages of flexibility similar to that of a locomotive, smaller volume and more energy-saving fuel consumption and economic performance; compared with the motorcycle, the tricycle with one front wheel and one rear wheel or the tricycle with one front wheel and one rear wheel has better stability. Therefore, the tricycle becomes a new type of transportation tool which rises rapidly in the world in recent years by combining the advantages of the four-wheel automobile and the two-wheel locomotive.
However, the general tricycle cannot guarantee that the three wheels cling to the ground all the time when the tricycle is bent, and if one wheel is suspended, the stability of the tricycle is not existed, so that rollover accidents and other situations are easy to happen. Therefore, how to design a frame structure which keeps the three wheels grounded all the time during the running process is the key research and development of the manufacturers of the three-wheel vehicles.
In view of the above, the present inventors have made extensive studies and studies to solve the above problems in combination with the application of the above conventional techniques, and as a result, the present inventors have improved the present invention.
SUMMERY OF THE UTILITY MODEL
The embodiment of the present application provides a tricycle structure and a tiltable wheel frame thereof, which can smoothly swing in three-dimensional directions relative to a fixed chassis by using two longitudinal swing rods, so that the tricycle structure and the tiltable wheel frame have excellent balance and stability.
In an embodiment of the present application, a tiltable wheel frame includes: fixing the underframe; a transverse swinging rod, the middle of which is pivoted with the fixed underframe; a lateral sleeve arranged in parallel with the lateral swing lever; the movable penetrating pipe is slidably arranged in the transverse sleeve in a penetrating way; two longitudinal oscillating rods which are longitudinally arranged at two sides of the transverse oscillating rod and the transverse sleeve, one ends of the two longitudinal oscillating rods are respectively and fixedly connected at two ends of the movable through pipe, and the other ends of the two longitudinal oscillating rods are provided with two wheel connecting parts; and two vertical swinging rods which are vertically arranged between the transverse swinging rod and the two longitudinal swinging rods, wherein one end of each vertical swinging rod is pivoted with two ends of the transverse swinging rod, and the other end of each vertical swinging rod is pivoted with the two longitudinal swinging rods.
In an embodiment of the present application, a tricycle structure is provided, including a front wheel frame; as mentioned above, the fixed chassis is fixed to the rear side of the front wheel frame; and two rear wheels mounted to the two wheel connecting portions.
Based on the above, the two longitudinal swing rods can smoothly swing in the three-dimensional direction relative to the fixed chassis, so as to drive the rear wheels mounted on the wheel connecting portions to smoothly swing in the three-dimensional direction relative to the fixed chassis, so that the front wheels and the front wheel frame can stably cling to the ground at any time through the tiltable wheel frame no matter how the front wheels and the front wheel frame incline during driving or parking, thereby avoiding the occurrence of rollover accidents of the tricycle structure and the like, and further improving the balance and stability of the tricycle structure and the tiltable wheel frame.
Drawings
Fig. 1 is a perspective combination view of a tricycle structure according to an embodiment of the present invention.
Fig. 2 is a perspective assembly view of the tiltable wheel frame according to the embodiment of the present application.
Fig. 3 is a schematic cross-sectional view of a tiltable wheel frame according to an embodiment of the present application.
Fig. 4 is another schematic cross-sectional view of the tiltable wheel frame according to the embodiment of the present application.
Fig. 5 is a schematic top view of a tiltable wheel frame according to an embodiment of the present application.
Fig. 6 is a perspective view of a tiltable wheel frame according to an embodiment of the present application.
Fig. 7 is a rear view of a tilting wheel frame according to an embodiment of the present application in a use state.
Fig. 8 is a perspective view of another use state of the tiltable wheel frame according to the embodiment of the present application.
Fig. 9 is a rear view of another use state of the tiltable wheel frame according to the embodiment of the present application.
Description of reference numerals:
10: a tricycle configuration;
1: a front wheel frame;
2: a tiltable wheel carrier;
21: fixing the underframe;
211: a square frame;
212: a rear end rod;
22: a transverse swing lever;
221: an intermediate sleeve;
222: a first pivot hole;
23: a transverse cannula;
24: a longitudinal swing lever;
242: a wheel connecting portion;
243: a second pivot hole;
25: a vertical swing lever;
251: the bottom end is pivoted with a hole;
252: the top end is pivoted with a hole;
253: a spherical pore;
26: a first pivot rod;
27: a second pivoting lever;
28: a third pivoting lever;
281: a ball joint;
291: movably penetrating a pipe;
292: a longitudinal cross-connect bar;
293: a spring member;
3: a rear wheel;
4: a cushion carrier;
41: a quadrangular frame;
42: a front side lever;
43: a rear side lever;
5: a suspension mechanism;
51: a damper;
52: a coil spring.
Detailed Description
The following description of the embodiments of the present application and the technical contents thereof will be described with reference to the accompanying drawings, which are provided for illustrative purposes only and are not intended to limit the embodiments of the present application.
Referring to fig. 1 to 9, an embodiment of the present invention provides a tricycle structure and a tiltable wheel frame thereof, wherein the tricycle structure 10 mainly includes a front wheel frame 1, a tiltable wheel frame 2 and two rear wheels 3.
As shown in FIG. 1, a front wheel frame 1 is positioned on a front side of a tricycle structure 10, the front wheel frame 1 being used to mount a vehicle head (not shown) and a front wheel (not shown).
As shown in fig. 1 to 9, the tiltable wheel frame 2 mainly includes a fixed underframe 21, a transverse swinging rod 22, a transverse sleeve 23, a movable through pipe 291, two longitudinal swinging rods 24 and two vertical swinging rods 25.
The fixed chassis 21 is fixedly connected to the rear side of the front wheel frame 1, and as described below in detail, the fixed chassis 21 according to the embodiment of the present invention is a square frame 211, but not limited thereto, wherein a side of the square frame 211 away from the front wheel frame 1 has a rear end rod 212.
The sway bar 22 is pivotally connected to the fixed base frame 21 at the middle thereof and is swingable relative to the fixed base frame 21. further, as described below, the sway bar 22 is disposed in parallel with the rear end rod 212, and the sway bar 22 has a middle sleeve 221 extending in the middle thereof and two first pivot holes 222 formed at both ends thereof.
In addition, the tiltable wheel frame 2 further includes a first pivot rod 26, the first pivot rod 26 is fixedly connected to the middle of the rear rod 212 of the fixed chassis 21, the first pivot rod 26 is inserted through and pivotally connected to the middle sleeve 221, so that the transverse swinging rod 22 can swing relative to the fixed chassis 21 through the middle sleeve 221 with the first pivot rod 26 as the rotation center. A bearing (not shown) is disposed between the first pivot rod 26 and the middle sleeve 221 to facilitate the middle sleeve 221 to rotate relative to the first pivot rod 26.
The transverse sleeve 23 is arranged in parallel with the transverse swinging rod 22, the transverse swinging rod 22 is arranged farther away from the front wheel frame 1 than the transverse sleeve 23, the transverse sleeve 23 is arranged above the fixed chassis 21, the transverse sleeve 23 is a circular hollow pipe, and the movable penetrating pipe 291 is slidably penetrated through the transverse sleeve 23. A bearing (not shown) is disposed between the movable penetrating pipe 291 and the transverse sleeve 23 to facilitate the movable penetrating pipe 291 to rotate relative to the transverse sleeve 23.
The two longitudinal swing rods 24 are longitudinally arranged at the left and right sides of the transverse swing rod 22 and the transverse sleeve 23, one ends of the two longitudinal swing rods 24 are respectively fixedly connected at two ends of the movable penetrating pipe 291, so that one ends of the two longitudinal swing rods 24 can move along with the movable penetrating pipe 291, that is, one ends of the two longitudinal swing rods 24 can slide relative to the transverse sleeve 23 along with the movable penetrating pipe 291, the other ends of the two longitudinal swing rods 24 are provided with two wheel connecting parts 242, and each longitudinal swing rod 24 is provided with a second pivot hole 243 arranged between the movable penetrating pipe 291 and each wheel connecting part 242.
Two vertical swing levers 25 are provided upright between the lateral swing lever 22 and the two longitudinal swing levers 24, one end of the vertical swing lever 25 is pivoted to both ends of the lateral swing lever 22 to be swingable with respect to the lateral swing lever 22, and the other end of the vertical swing lever 25 is pivoted to the two longitudinal swing levers 24 to be swingable with respect to the two longitudinal swing levers 24. Wherein, each vertical swing rod 25 has a bottom end pivotally connecting hole 251 and a top end pivotally connecting hole 252.
Furthermore, the tiltable wheel frame 2 further comprises two second pivot rods 27, each second pivot rod 27 is inserted through and locked to each first pivot hole 222, and each second pivot rod 27 is inserted through and pivoted to each bottom pivot hole 251, so that each vertical swing rod 25 can swing relative to the transverse swing rod 22 with the second pivot rod 27 as the rotation center. A bearing (not shown) is disposed between each second pivot rod 27 and each bottom pivot hole 251 to facilitate the rotation of each vertical swing rod 25 relative to each second pivot rod 27.
The tiltable wheel frame 2 further comprises two third pivot rods 28, each third pivot rod 28 is inserted through and locked to each second pivot hole 243, each third pivot rod 28 is inserted through and pivoted to each top pivot hole 252, each top pivot hole 252 is a spherical hole 253, each third pivot rod 28 has a spherical joint 281 received in and pivoted to each spherical hole 253, so that each vertical swing rod 24 and each third pivot rod 28 are fixed together and can move along with each third pivot rod 28, each third pivot rod 28 swings universally relative to each vertical swing rod 25 through each spherical joint 281, and each vertical swing rod 24 can also swing universally relative to each vertical swing rod 25 through each third pivot rod 28 and each spherical joint 281.
In addition, the tiltable wheel frame 2 further includes two longitudinal bridging rods 292 and two spring members 293, one end of each longitudinal bridging rod 292 is fixed to the transverse sleeve 23, and the other end of each longitudinal bridging rod 292 is disposed above the corresponding transverse swinging rod 22, and each spring member 293 is elastically supported between the corresponding transverse swinging rod 22 and each longitudinal bridging rod 292.
As shown in fig. 1, 7 and 9, the two rear wheels 3 are mounted on the two wheel connecting portions 242, and as described below, each wheel connecting portion 242 of the embodiment of the present application is directly pivoted to each wheel connecting portion 242, but not limited thereto.
As shown in fig. 1, the tricycle structure 10 according to the embodiment of the present invention further includes a seat cushion carrier 4, and the seat cushion carrier 4 is fixedly connected to the rear side of the front wheel frame 1 and is disposed above the fixed base frame 21. The seat cushion frame 4 according to the embodiment of the present invention includes a rectangular frame 41, but not limited to this, and the rectangular frame 41 includes a front side bar 42 and a rear side bar 43 that are provided to face each other.
As shown in fig. 1, the tricycle structure 10 according to the embodiment of the present application further includes two suspension mechanisms 5, the two suspension mechanisms 5 are assembled between the seat cushion carrier 4 and the rear end rod 212 of the fixed chassis 21, and each suspension mechanism 5 includes at least one of the damper 51 and the coil spring 52. In the embodiment of the present invention, one end of each of the two suspension mechanisms 5 is pivotally connected to the two ends of the front rod 42, and each of the two suspension mechanisms 5 includes a coil spring 52 and a damper 51 which are sequentially assembled up and down, but not limited thereto.
As shown in fig. 1 to 9, in the use state of the tricycle structure 10 and the tiltable wheel frame 2 according to the embodiment of the present application, the middle of a transverse swinging rod 22 is pivoted to a fixed underframe 21 and can swing relative to the fixed underframe 21, a transverse sleeve 23 and the transverse swinging rod 22 are arranged in parallel, two longitudinal swinging rods 24 are longitudinally arranged at two sides of the transverse swinging rod 22 and the transverse sleeve 23, one ends of the two longitudinal swinging rods 24 are respectively fixedly connected to two ends of a movable penetrating pipe 291, the other ends of the two longitudinal swinging rods 24 are provided with two wheel connecting parts 242, two rear wheels 3 are arranged on the two wheel connecting parts 242, two vertical swinging rods 25 are vertically arranged between the transverse swinging rod 22 and the two longitudinal swinging rods 24, one ends of the vertical swinging rods 25 are pivoted to two ends of the transverse swinging rod 22 and can swing relative to the transverse swinging rod 22, and the other ends of the vertical swinging rods 25 are pivoted to the two longitudinal swinging rods 24 and can swing relative to the two longitudinal swinging rods 24.
Therefore, due to the pivot connection of the components of the tiltable wheel frame 2, the two longitudinal swinging rods 24 can smoothly swing in three-dimensional direction relative to the fixed chassis 21, and further drive the rear wheels 3 mounted on the wheel connecting portions 242 to smoothly swing in three-dimensional direction relative to the fixed chassis 21, so that the two rear wheels 3 can stably and constantly cling to the ground through the tiltable wheel frame 2 no matter how the front wheels (not shown) and the front wheel frame 1 incline during driving or parking, thereby avoiding the occurrence of rollover accidents of the tricycle structure 10, and further improving the balance and stability of the tricycle structure 10 and the tiltable wheel frame 2.
In addition, each top pivot hole 252 is a spherical hole 253, each third pivot rod 28 has a spherical joint 281, each spherical joint 281 is accommodated in and pivotally connected to each spherical hole 253 to form a universal joint, so that each longitudinal swing rod 24 can swing in any direction relative to each vertical swing rod 25 through the third pivot rod 28 and the spherical joint 281, and further each rear wheel 3 can be driven to smoothly swing in any direction relative to each vertical swing rod 25, thereby further increasing the ability of two rear wheels 3 to cling to the ground.
Furthermore, the suspension mechanism 5 is assembled between the seat cushion carrier 4 and the fixed base frame 21, and the spring members 293 are elastically supported between the transverse swing rod 22 and the longitudinal cross-connecting rods 292, so that the rear wheels 3 can be more closely attached to the ground, and the ability of the two rear wheels 3 to be closely attached to the ground is enhanced.
In summary, the tricycle structure and the tiltable wheel carrier thereof according to the embodiment of the present application can achieve the intended use purpose, thereby solving the problems of the prior art.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, so that all changes, such as equivalents, means, etc., which use the contents of the specification and drawings of the present application are all included in the scope of the present application.
Claims (10)
1. A tiltable wheel frame, comprising:
fixing the underframe;
the middle of the transverse swinging rod is pivoted with the fixed underframe;
a lateral sleeve disposed in parallel with the lateral swing lever;
the movable penetrating pipe is slidably arranged in the transverse sleeve in a penetrating way;
the two longitudinal swinging rods are longitudinally arranged at two sides of the transverse swinging rod and the transverse sleeve, one ends of the two longitudinal swinging rods are respectively and fixedly connected with two ends of the movable through pipe, and the other ends of the two longitudinal swinging rods are provided with two wheel connecting parts; and
the two vertical swinging rods are vertically arranged between the transverse swinging rod and the two longitudinal swinging rods, one end of each vertical swinging rod is pivoted at two ends of the transverse swinging rod, and the other end of each vertical swinging rod is pivoted at two longitudinal swinging rods.
2. The tiltable wheel frame of claim 1, further comprising two longitudinal cross-connecting rods having one end fixed to said transverse sleeve and the other end disposed corresponding to said transverse swinging rod, and two spring members, each spring member being elastically supported between said transverse swinging rod and each longitudinal cross-connecting rod.
3. The tiltable wheel frame of claim 1, further comprising a first pivot rod, wherein a middle sleeve extends from the middle of the transverse swing rod, the first pivot rod is fixedly connected to the fixed base frame, and the first pivot rod is inserted through and pivotally connected to the middle sleeve.
4. The tiltable wheel frame of claim 1, further comprising two second pivoting rods, wherein two ends of the transverse swinging rod are provided with two first pivoting holes, the bottom end of each vertical swinging rod is provided with a bottom end pivoting hole, each second pivoting rod is inserted through and locked to each first pivoting hole, and each second pivoting rod is inserted through and pivoted to each bottom end pivoting hole.
5. The tiltable wheel frame of claim 1, further comprising two third pivoting rods, each of the vertical pivoting rods having a top end pivoting hole at a top end thereof, each of the longitudinal pivoting rods having a second pivoting hole disposed between the movable through tube and each of the wheel connecting portions, each of the third pivoting rods passing through and being locked to each of the second pivoting holes, and the third pivoting rods passing through and being pivoted to each of the top end pivoting holes.
6. The tiltable wheel frame of claim 5, wherein each of said top pivot holes is a spherical hole, and each of said third pivot bars has a spherical joint received in and pivoted to each of said spherical holes.
7. A tricycle structure, comprising:
a front wheel frame;
the tiltable wheel frame as in any of claims 1 to 6, the fixed chassis being affixed at a rear side of the front wheel frame; and
and two rear wheels mounted at the two wheel connecting portions.
8. The tricycle structure of claim 7, further comprising a seat cushion carrier secured to a rear side of the front wheel frame and disposed above the stationary chassis.
9. The tricycle structure of claim 8, further comprising two suspension mechanisms, two of the suspension mechanisms being coupled between the seat cushion carrier and the fixed frame, each of the suspension mechanisms including at least one of a damper and a coil spring.
10. The tricycle structure of claim 9, wherein the seat cushion carrier has a quadrilateral frame with oppositely disposed front and rear side rails, and the two suspension mechanisms are pivotally connected at one end to the respective ends of the front side rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120846113.9U CN214930348U (en) | 2021-04-23 | 2021-04-23 | Tricycle structure and inclinable wheel carrier thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120846113.9U CN214930348U (en) | 2021-04-23 | 2021-04-23 | Tricycle structure and inclinable wheel carrier thereof |
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| Publication Number | Publication Date |
|---|---|
| CN214930348U true CN214930348U (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120846113.9U Active CN214930348U (en) | 2021-04-23 | 2021-04-23 | Tricycle structure and inclinable wheel carrier thereof |
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| CN (1) | CN214930348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115230850A (en) * | 2021-04-23 | 2022-10-25 | 泓创绿能股份有限公司 | Tricycle structure and inclinable wheel carrier thereof |
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- 2021-04-23 CN CN202120846113.9U patent/CN214930348U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115230850A (en) * | 2021-04-23 | 2022-10-25 | 泓创绿能股份有限公司 | Tricycle structure and inclinable wheel carrier thereof |
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