CN218662225U

CN218662225U - Displacement folding frame structure

Info

Publication number: CN218662225U
Application number: CN202222689772.3U
Authority: CN
Inventors: 林锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-03-21
Anticipated expiration: 2032-10-12

Abstract

A shift folding bicycle frame structure comprises: the foldable frame is provided with a front column member, a front wheel column member and a rear wheel column member, wherein the front wheel column member and the rear wheel column member are connected by means of a first pivoting translation shaft, and the front wheel column member and the rear wheel column member are switched between a mutually-engaged and unfolded state of relatively close contact and a relatively-translated collision-avoiding storage state through the first pivoting translation shaft; wherein the front column member is coupled to the front wheel column member to steer in a front wheel steer enabling condition, and the front column member is coupled to the rear wheel column member to steer in a rear wheel steer enabling condition; the first pivoting translation shaft is a linear shaft or a non-linear shaft. Through the mode of dodging each other of folding frame, let folding design activity space more nimble, satisfy the range upon range of demand that does not collide of front and back wheel, assemble the outstanding advantage such as nimble, the commodity circulation is with low costs, the turnover is convenient of trying on a matter.

Description

Displacement folding frame structure

Technical Field

The utility model relates to a folding chassis structure shifts.

Background

According to patent retrieval and market investigation, the folding form of the existing frame is more common in a mode of adopting a cross rod to hinge and fold, the folding space design of front and rear wheels needs to be avoided in a staggered mode, otherwise the front and rear wheels do not have enough avoiding space and collide with each other to be incapable of being folded, the turnover space of the front and rear wheels is larger, the logistics cost is high, and the folding adjustment of smaller volume cannot be realized, so that a folding frame, a bicycle, an electric bicycle and a motorcycle are developed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a technical problem that the purpose will be solved is to provide a folding chassis and bicycle, electric motor car, motorcycle, and it is through the mode that folding chassis dodges each other, lets folding design activity space more nimble, satisfies the range upon range of demand that does not collide of front and back wheel, and the equipment tries on both sides outstanding advantage such as nimble, the commodity circulation is with low costs, the turnover is convenient.

In order to realize the above purpose, the utility model discloses a technical scheme be provide a folding bicycle frame structure shifts, it contains:

a foldable frame having a front pillar member, a front wheel pillar member and a rear wheel pillar member, the front wheel pillar member and the rear wheel pillar member being connected by means of a first pivot translation shaft, and the front wheel pillar member and the rear wheel pillar member being switched between a relatively close-contact, mutually engaged and unfolded state and a relatively translated, collision-avoidance stowed state by the first pivot translation shaft;

wherein the front column member is coupled to the front wheel column member to steer in a front wheel steer enabling condition, and the front column member is coupled to the rear wheel column member to steer in a rear wheel steer enabling condition; the first pivoting translation shaft is a linear shaft or a non-linear shaft.

In one or more embodiments of the present invention, two ends of the first pivotal translation shaft are movably coupled between the front wheel pillar member and the rear wheel pillar member, and one end of the first pivotal translation shaft is movably coupled between the front wheel pillar member and the rear wheel pillar member and the other end is fixedly coupled between the front wheel pillar member and the rear wheel pillar member; the non-linear axis includes a "Z" or "21274".

In one or more embodiments of the present invention, the front pillar member forms an unfolded state and a stored state of an intersection angle state with respect to the front wheel pillar member or the rear wheel pillar member by means of the first pivot; the front column component is connected with a handlebar, and the handlebar realizes the conversion between the unfolding state and the folding state by means of a third pivot; the cushion member is connected to the rear wheel pillar member by a second pivot shaft to switch the cushion member between a deployed state and a stowed state with respect to the rear wheel pillar member.

In one or more embodiments of the present invention, the front wheel pillar member or the rear wheel pillar member is provided with a locking pin control knob, and the locking pin control knob is used to lock and fix the front wheel pillar member and the rear wheel pillar member when they are relatively unfolded.

Under the same design, the utility model also provides a folding bicycle frame structure shifts, it contains:

the foldable frame is provided with a front column component, a front wheel column component and a rear wheel column component, wherein the front wheel column component and the rear wheel column component are movably connected by means of a limit rotating shaft combined with a deflection angle rotating shaft;

wherein, the front wheel column components are connected by means of a first deflection angle rotating shaft; the rear wheel post members are connected by means of a second angling shaft,

or the front wheel column members are connected by the first deflection angle rotating shaft; the rear wheel column component is connected with the limiting rotating shaft;

or the front wheel column component is connected with the limit rotating shaft; the rear wheel column members are connected by means of a second deflection angle rotating shaft;

the front wheel column component and the rear wheel column component form an empty-avoiding storage state when being relatively folded and close. The front column member is coupled with the front wheel column member and is steered to a front wheel steering state, and the front column member is coupled with the rear wheel column member and is steered to a rear wheel steering state;

the limiting rotating shaft is a linear shaft or a non-linear shaft, and the non-linear shaft comprises a Z shape or a 21274. The limiting rotating shaft can be provided with a rotating limiting part.

Under the same design, the utility model also provides a folding frame structure shifts, it contains:

a foldable frame having a front pillar member, a front wheel pillar member and a rear wheel pillar member, the front wheel pillar member and the rear wheel pillar member being movably connected by means of a folio hinge device;

the folding rotating shaft device is used for realizing Z-direction rotation of the front wheel column member and the rear wheel column member outside a plane where the members are in a unfolded state, so that the front wheel column member and the rear wheel column member are prevented from being in a collision storage state; the front column member is coupled with the front wheel column member to steer in a front wheel steering state, and the front column member is coupled with the rear wheel column member to steer in a rear wheel steering state.

In one or more embodiments of the present invention, the folding shaft device includes an extension rod and a hinge member connecting two sides of the extension rod.

the foldable frame is provided with a front column member, a front wheel column member and a rear wheel column member, wherein the front wheel column member and the rear wheel column member are connected by means of a first pivoting translation shaft and a limiting rotating shaft in combination with an inclined angle rotating shaft, and the front wheel column member and the rear wheel column member are switched between a mutually unfolded state relatively close to contact and a relatively translated state to form a collision avoidance storage state. The combination connection is either linear or non-linear, the non-linear axis comprising a "Z" or "21274.

the foldable frame is provided with a front column member, a front wheel column member and a rear wheel column member, and the front wheel column member and the rear wheel column member are connected by means of a first pivoting translation shaft and a combined connection of a double-folding rotating shaft device so that the front wheel column member and the rear wheel column member are switched between a mutually unfolded state of relatively close contact and a relatively translated state of forming a collision avoidance storage state. The combination connection is either linear or non-linear, the non-linear axis comprising a "Z" or "21274.

the foldable frame is provided with a front column component, a cushion component, a front wheel column component and a rear wheel column component, wherein the front wheel column component and the rear wheel column component are connected by combining a limit rotating shaft with an angle rotating shaft and a double-folding rotating shaft device so that the front wheel column component and the rear wheel column component are switched between a mutually unfolded state of relatively close contact and a relatively translational state to form a collision-avoiding storage state; the combination connection is either linear or non-linear, the non-linear axis comprising a "Z" or "21274.

Compared with the background art, the utility model, the effect that exists is: by adopting the technical scheme, the folding frame is mutually avoided, the folding design activity space is more flexible, the requirement of front and rear wheel stacking and non-collision is met, the assembly and test are flexible, the logistics cost is low, the turnover is convenient, and the like, so that the folding frame has superior performances in the aspects of technology, practicability and economy.

Drawings

Fig. 1 is a schematic view illustrating an unfolded state of a modified foldable frame structure according to a first embodiment of the present invention;

fig. 2 is a schematic view of a folded state of the shifted foldable frame structure according to the first embodiment of the present invention;

FIG. 3 is a second schematic view of the modified foldable frame structure according to the first embodiment of the present invention;

FIG. 4 is a side view of a second folding state of the modified foldable frame structure according to the first embodiment of the present invention;

fig. 5 is a schematic view of a first pivotal translation shaft structure in a folded state of the modified folding frame structure according to the first embodiment of the present invention;

fig. 6 is a schematic view of a second pivot translation shaft in a folded state of the modified folding frame structure according to the first embodiment of the present invention;

FIG. 7 is a schematic view of the first pivot translation shaft of FIG. 5 in an expanded configuration;

FIG. 8 is a schematic view of the deployed configuration of the first pivotal translation shaft of FIG. 6;

fig. 9 is a schematic structural view of the first pivotal translation shaft 15 in the shifted folding carriage structure according to the first embodiment of the present invention in the state of the non-linear axis "Z";

fig. 10 is a schematic structural view of the first pivotal translation shaft 15 in the non-linear shaft "21274" state in the modified folding frame structure according to the first embodiment of the present invention;

fig. 11 is a schematic structural view of a lock pin control knob 131 in the modified foldable frame structure according to the first embodiment of the present invention;

fig. 12 is a schematic view showing an unfolded state of the modified foldable frame structure according to the second embodiment of the present invention;

fig. 13 is a schematic view of a second embodiment of the present invention showing a folded state of the modified foldable frame structure;

fig. 14 is a schematic view of an angle-adjusting partially folded state of the modified foldable frame structure according to the second embodiment of the present invention;

FIG. 15 is a side view of a second embodiment of the present invention showing a folded position of the modified foldable frame;

fig. 16 is a schematic view showing an unfolded state of the structure of the modified foldable frame according to the third embodiment of the present invention;

fig. 17 is a schematic view of the other side of the structure of the modified foldable frame according to the third embodiment of the present invention in an unfolded state;

fig. 18 is a schematic view of a third embodiment of the present invention showing a partially folded state of the modified foldable frame structure;

fig. 19 is a side view of the shifted foldable frame structure according to the third embodiment of the present invention in a folded state;

fig. 20 is a schematic view of the fourth embodiment of the present invention showing a folded state of the frame structure with an offset foldable frame in a straight line assembly connection state;

fig. 21 is a schematic view of the fourth embodiment of the present invention showing the unfolded state of the shifted foldable frame structure in the non-linear "Z" shape combination connection state;

fig. 22 is a schematic folding state diagram of the shifted foldable frame structure with straight line combination connection state according to the fifth embodiment of the present invention;

fig. 23 is a schematic view of the fifth embodiment of the present invention showing the unfolded state of the modified foldable frame structure in the non-linear "Z" shape combination connection state;

fig. 24 is a schematic folding state diagram of the shifted foldable frame structure with straight line combination connection state according to the sixth embodiment of the present invention;

fig. 25 is a schematic view of the sixth embodiment of the present invention showing the unfolded state of the modified foldable frame structure in the non-linear "Z" shape combination connection state;

fig. 26 is a schematic folding state diagram of the modified folding frame structure with non-linear "Z" shape combination connection state according to the sixth embodiment of the present invention;

FIG. 27 is a schematic view of the third embodiment of the present invention showing the unfolded state of the structure of the variable position foldable frame including the extension rod and the hinge members connecting both sides of the extension rod;

FIG. 28 is a schematic view of a third embodiment of the present invention showing a folded state of the modified foldable frame structure including the extension rod and the hinge members connecting the two sides of the extension rod;

those skilled in the art can appreciate that the shapes, configurations and arrangements of the various elements shown in the drawings are not necessarily to scale, and that the dimensions of the various elements and components of the drawings may be exaggerated or minimized to more clearly illustrate the embodiments of the present invention described herein.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.

The orientation shown in the drawings is not to be considered as limiting the scope of the invention, but merely as providing a reference to the preferred embodiments, changes in position or addition of numbers or structural simplifications may be made to the product parts shown in the drawings.

The relation of "connected" between the components shown in the drawings and described in the specification can be understood as fixedly connected or detachably connected or integrally connected; the connecting elements can be directly connected or connected through an intermediate medium, and persons skilled in the art can understand the connecting relation according to specific conditions, and can use the connecting elements in a screwed connection or riveting connection or welding connection or clamping connection or embedding connection mode to replace different embodiments in a proper mode.

The terms of orientation such as up, down, left, right, top, bottom, and the like in the description and the orientation shown in the drawings, may be used for direct contact or contact with each other through another feature therebetween; above may be directly above and obliquely above, or it simply means above the other; other orientations may be understood by analogy. The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification.

The first embodiment:

1-11, however, those skilled in the art will readily appreciate that the detailed description given herein with respect to these figures is for explanatory purposes only and should not be taken as limiting, the present embodiment provides an indexable folding frame structure that includes: the foldable frame 1 has a front pillar member 11, a seat cushion member 12, a front wheel pillar member 13, and a rear wheel pillar member 14, and the front pillar member 11, the seat cushion member 12, the front wheel pillar member 13, and the rear wheel pillar member 14 may be formed in an X-shape in an unfolded state. The front wheel column member 13 and the rear wheel column member 14 are connected by means of a first pivot translation shaft 15, and the front wheel column member 13 and the rear wheel column member 14 are switched between a relatively close-contact meshed unfolding state and a relatively translation collision avoidance accommodating state through the first pivot translation shaft 15; the first pivoting translation shaft 15 makes the front wheel column member 13 and the rear wheel column member relatively translate and move away when being folded, and makes the front wheel and the rear wheel form an avoiding moving space when being folded and parallel.

The front pillar member 11 and the front wheel pillar member 13 are connected by a first pivot 16, and the first pivot 16 forms the front pillar member 11 into an unfolded state and a stored state in a crossed angle state with respect to the front wheel pillar member 13; the seat cushion member 12 and the rear wheel pillar member 14 are connected by a second pivot shaft 17 to switch the seat cushion member 12 between the deployed state and the stowed state with respect to the rear wheel pillar member 14.

Referring to fig. 5 and 7, in the present embodiment, two ends of the first pivot translation shaft 18 are movably sleeved between the front wheel column member 13 and the rear wheel column member 14. The front pillar member 11 is connected to a handlebar 19, and the handlebar 19 is switched between an unfolded state and a folded state by means of a third pivot 191.

As shown in fig. 6 and 8, another structural manner of mounting the first pivot translation shaft 15 is provided; both ends of the first pivoting translation shaft 15 are arranged in the movable sleeve 151; that is, the length of the first pivotal translation shaft 18 can be different according to the placement position of the inner sleeve 181; the first pivot translation shaft 15 may be a linear shaft or a non-linear shaft, in the case of a non-linear shaft, may be "Z" shaped or "21274". The implementation can be adjusted according to the design space of the vehicle, and is not limited specifically.

As shown in fig. 1 and 11, the front wheel pillar member 13 or the rear wheel pillar member 14 is provided with a lock pin control knob 131, and is locked by means of the lock pin control knob 131 so that the front wheel pillar member 13 and the rear wheel pillar member 14 are relatively unfolded and locked. The structure of the locking pin control knob 131 can be the structure of the elastic pin lock as shown in fig. 9, but the specific structure is not limited, and the purpose of locking and unlocking can be satisfied as long as the purpose is achieved.

Second embodiment:

referring to fig. 12, 13, 14 and 15, the general structure and principle of which are the same as those of the first embodiment, there is provided an indexing folding frame structure, which comprises:

a foldable frame 2 having a front pillar member 21, a cushion member 22, a front wheel pillar member 23 and a rear wheel pillar member 24, the front wheel pillar member 23 and the rear wheel pillar member 24 being movably connected by means of a limit rotation shaft 25;

wherein the front wheel column members 23 are connected by means of a first declination axis 26; the rear wheel column member 24 is connected by a second deflection angle rotating shaft 27, and a space-avoiding storage state is formed by the relative folding and approaching of the front wheel column member 24 and the rear wheel column member 26; the adjusting structure can adopt a screw joint jacking piece 28 to be matched with a threaded sleeve 29 for stretching and retracting to adjust the stretching and retracting so as to change the offset angle, and other modes can also be adopted. The seat cushion member 22 and the rear wheel pillar member 24 are connected by a pivot shaft 28 to shift the seat cushion member 22 between the deployed state and the stowed state relative to the rear wheel pillar member 24.

Third embodiment:

referring to fig. 16, 17, 18 and 19, which show the general structure and principle the same as the first embodiment, there is provided a modified folding frame structure, comprising:

a foldable frame 3 having a front pillar member 31, a cushion member 32, a front wheel pillar member 33, and a rear wheel pillar member 34, the front wheel pillar member 33 and the rear wheel pillar member 34 being movably connected by means of a double-folding hinge device 35;

wherein, the front wheel column member 33 and the rear wheel column member 34 rotate according to a set angle by means of the double-folding rotating shaft device 35 to realize the Z-direction rotation outside the plane of the member unfolding state, so as to form a collision-proof storage state of the front wheel column member 33 and the rear wheel column member 34; the cushion member 33 and the rear wheel pillar member 34 are connected by a pivot 37 to switch the cushion member 33 between a deployed state and a stowed state with respect to the rear wheel pillar member 34.

Fourth embodiment:

referring to fig. 20, it is shown that the first embodiment is combined and connected with the second embodiment in a structural combination change, the combination is connected in a straight line state, and the same points are not described again, except that: the front wheel column member 43 and the rear wheel column member 44 are connected by means of a first pivot translation shaft 45 and a limit rotation shaft combined with an offset angle rotation shaft 46, so that the front wheel column member 43 and the rear wheel column member 44 are switched between a spread state in which the front wheel column member and the rear wheel column member are relatively close to contact and a collision avoidance accommodated state in which the front wheel column member and the rear wheel column member are relatively translated. As shown in fig. 21, a connecting rod 47 is arranged between the first pivot translation shaft 45 and the limit rotating shaft and the deflection angle rotating shaft 46, and the combination is connected in a non-linear "Z" shape, so that the avoidance space during folding is effectively increased.

Fifth specific example:

referring to fig. 22, it is shown that the first embodiment is combined and connected with the third embodiment in a structural combination change, the combination is connected in a straight line state, and the description of the same points is not repeated, except that: the front wheel column member 53 and the rear wheel column member 54 are connected by means of a first pivot translation shaft 55 and a double-folding rotation shaft device 56 so that the front wheel column member 53 and the rear wheel column member 54 are switched between a deployed state in which they are relatively close to contact and a stored state in which they are relatively translated to form a collision avoidance.

As shown in fig. 23, a connecting rod 57 is additionally arranged between the first pivoting translation shaft 55 and the folding rotating shaft device 56 to realize combined connection, and the combined connection is in a non-linear "Z" shape state, so that the avoidance movement space during folding is effectively increased.

Sixth embodiment:

referring to fig. 24, it is shown that the second embodiment is combined and connected with the third embodiment in a structural combination change, the combination is connected in a straight line state, and the description of the same points is not repeated, except that: the front wheel column member 63 and the rear wheel column member 64 are connected by means of a limit rotating shaft, an offset angle rotating shaft 65 and a double-folding rotating shaft device 66, so that the front wheel column member and the rear wheel column member are switched between a mutually unfolded state of relatively close contact and a relatively translational state of collision avoidance and storage.

Seventh embodiment:

referring to fig. 25 and 26, which are modifications of the sixth embodiment, the combined connection is in a non-linear "Z" state, and the same points are not described again, but the difference is that a connecting rod 75 is additionally arranged between the limiting rotating shaft and the deflection rotating shaft 73 and the folding rotating shaft device 74 to realize combined connection, so that the avoidance movement space during folding is effectively increased.

Eighth embodiment:

referring to fig. 27 and 28, the structure is the same as that of the third embodiment, except that: the half-folding hinge device 85 includes an extension rod 851 and an inclined hinge member 852 connected to both sides of the extension rod 851.

The technical scheme of the embodiment is adopted, and the folding frame is in various mutual avoidance modes, so that the folding design activity space is more flexible, the requirement of no collision of the front wheel and the rear wheel in a laminated mode is met, the assembly and test are flexible, the logistics cost is low, the turnover is convenient, and the like.

The foregoing description, for purposes of explanation, used specific nomenclature to provide a thorough understanding of the embodiments. However, it will be apparent to one skilled in the art that the specific details are not required in order to practice the embodiments. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and modifications and substitutions based on the known art are intended to fall within the scope of the present invention, which is defined by the claims.

Claims

1. The utility model provides a folding bicycle frame structure shifts which characterized in that, it contains:

2. The shifting folding frame structure of claim 1 wherein the first pivot translation axle is movably coupled at both ends between the front and rear wheel post members, the first pivot translation axle being movably coupled at one end and fixedly coupled at one end between the front and rear wheel post members; the non-linear axis includes a "Z" or "21274".

3. The modified folding frame structure of claim 2, wherein said front pillar member forms an unfolded state and a stored state of an intersection angle state with respect to the front wheel pillar member or the rear wheel pillar member by means of a first pivot; the front column component is connected with a handlebar, and the handlebar realizes the conversion between the unfolding state and the folding state by means of a third pivot; the cushion member is connected to the rear wheel pillar member by a second pivot shaft to switch the cushion member between a deployed state and a stowed state with respect to the rear wheel pillar member.

4. The modified folding frame structure of claim 3, wherein the front wheel pillar member or the rear wheel pillar member is provided with a locking pin control knob, and the locking pin control knob is used for locking and holding the front wheel pillar member and the rear wheel pillar member when the front wheel pillar member and the rear wheel pillar member are relatively unfolded.

5. The utility model provides a folding bicycle frame structure shifts which characterized in that, it contains:

the foldable frame is provided with a front column component, a front wheel column component and a rear wheel column component, wherein the front wheel column component and the rear wheel column component are movably connected by means of a limit rotating shaft combined with an angle deflection rotating shaft;

or the front wheel column component is connected with the limit rotating shaft;

the front wheel column component and the rear wheel column component form a space-avoiding storage state when being relatively folded and close to each other; the front column member is coupled with the front wheel column member and is steered to a front wheel steering state, and the front column member is coupled with the rear wheel column member and is steered to a rear wheel steering state;

the limiting rotating shaft is a linear shaft or a non-linear shaft, and the limiting rotating shaft is provided with a rotating limit.

6. The utility model provides a folding bicycle frame structure shifts which characterized in that, it contains:

7. The modified foldable bicycle frame structure of claim 6, wherein said folding shaft device comprises an extension rod and a hinge member connecting two sides of the extension rod.

8. The utility model provides a folding bicycle frame structure shifts which characterized in that, it contains:

the foldable frame is provided with a front column member, a front wheel column member and a rear wheel column member, the front wheel column member and the rear wheel column member are connected by means of a first pivoting translation shaft and a limiting rotating shaft in combination with an angle rotating shaft, and the front wheel column member and the rear wheel column member are switched between a mutually unfolded state of relatively close contact and a relatively translated state to form a collision avoidance storage state; the combined connection is in a linear state or a non-linear state.

9. The utility model provides a folding bicycle frame structure shifts which characterized in that, it contains:

the foldable frame is provided with a front column member, a front wheel column member and a rear wheel column member, and the front wheel column member and the rear wheel column member are connected by means of a first pivoting translation shaft and a combined connection of a double-folding rotating shaft device so that the front wheel column member and the rear wheel column member are switched between a mutually unfolded state of relatively close contact and a relatively translated state of forming a collision avoidance storage state; the combined connection is in a linear state or a non-linear state.

10. The utility model provides a folding bicycle frame structure shifts which characterized in that, it contains:

the foldable frame is provided with a front column component, a cushion component, a front wheel column component and a rear wheel column component, wherein the front wheel column component and the rear wheel column component are connected by combining a limit rotating shaft with an angle rotating shaft and a double-folding rotating shaft device so that the front wheel column component and the rear wheel column component are switched between a mutually unfolded state of relatively close contact and a relatively translational state to form a collision-avoiding storage state; the combined connection is in a linear state or a non-linear state.