CN216805685U - Self-balancing tricycle - Google Patents

Abstract

The utility model relates to the technical field of tricycles, and particularly discloses a self-balancing tricycle which comprises a bottom fork, a support and a balancing component, wherein the support is rotationally connected with the bottom fork; the balance assembly comprises a first slider, a second slider, a reset piece and a driving piece, wherein the first slider and the second slider are respectively in sliding fit with the bracket and have a first state of mutual butt joint and a second state of mutual separation, the driving piece is fixedly connected with the bottom fork, when the bracket is stressed and rotates relatively with the bottom fork, the driving piece enables the first slider and the second slider to be changed into the second state from the first state, and the reset piece always gives the force for changing the first slider and the second slider into the first state from the second state. This self-balancing tricycle conveniently rides passerby on the one hand and tempers the waist, alleviates the uncomfortable symptom that the waist leads to because of not moving for a long time, and on the other hand, the support is not receiving under the condition of external force, and the support has the self-balancing function of automatic playback.

Description

Self-balancing tricycle

Technical Field

The utility model relates to the technical field of tricycles, in particular to a self-balancing tricycle.

Background

With the development of society and the improvement of living standard, the vehicle of riding has been the indispensable travel instrument of people. At present, various merchants develop researches around the aspects of vehicle performance, quality, service life, reputation and the like, but neglect the aspects of postures of people in the riding process, feelings of riders and adverse health, particularly the aspects that the postures of the riders cannot be changed after long-term riding, and diseases of lumbar and lumbar muscles are formed over time, so that a lot of people who have taken the riding vehicles as vehicles for a long time cause lumbar and lumbar disc herniation with different degrees due to long-term riding.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: provided is a self-balancing tricycle, which solves the problems that in the related art, a rider needs to keep the same posture for a long time during riding, the waist cannot be properly relaxed and exercised, and further the isosceles part of lumbar disc herniation is easy to cause.

In one aspect, the present invention provides a self-balancing tricycle comprising:

a bottom fork;

the bracket is rotationally connected with the bottom fork;

the balance assembly comprises a first sliding block, a second sliding block, a reset piece and a driving piece, wherein the first sliding block and the second sliding block are in sliding fit with the bracket respectively and have a first state of mutual abutting and a second state of mutual separation, the driving piece is fixedly connected with the bottom fork, when the bracket is stressed and the bottom fork rotates relatively, the driving piece enables the first sliding block and the second sliding block to be changed from the first state to the second state, and the reset piece always gives the force which is changed from the second state to the first sliding block.

As a preferred technical scheme of the self-balancing tricycle, the reset piece is a tension spring, one end of the tension spring is fixedly connected with the first sliding block, and the other end of the tension spring is fixedly connected with the second sliding block.

As a preferable technical scheme of the self-balancing tricycle, when the first slide block and the second slide block are in the first state, the first slide block and the second slide block are surrounded to form an elliptical hole;

the driving piece stretches into in the elliptical hole, the first sliding block and the second sliding block are located in the first state, and two ends of the driving piece are respectively abutted to the inner wall of the long shaft of the elliptical hole.

As a preferable technical scheme of the self-balancing tricycle, the elliptical holes are symmetrical relative to a gap at the joint of the first sliding block and the second sliding block;

the rotating shaft of the driving piece is overlapped with the axis of the elliptical hole, the first sliding block and the second sliding block are located in the first state, and two ends of the driving piece are respectively abutted to the inner wall of the long shaft of the elliptical hole.

As a preferable technical scheme of the self-balancing tricycle, the driving member includes a driving plate and two sliding wheels, two ends of the driving plate are rotatably connected with the two sliding wheels respectively, the two sliding wheels are in sliding fit with the inner wall of the elliptical hole respectively, and when the first slider and the second slider are located in the first state, the two sliding wheels are abutted to the inner wall of the long axis of the elliptical hole respectively.

As the preferred technical scheme of self-balancing tricycle, one is provided with spacing arch along the circumference of movable pulley with the circumference of the inner wall of elliptical aperture, and another is provided with the spacing groove, spacing arch with the spacing groove grafting.

As a preferable technical solution of the self-balancing tricycle, the driving plate is elliptical, and when the first slider and the second slider are in the first state, a long axis of the driving plate coincides with a long axis of the elliptical hole.

As a preferred technical scheme of the self-balancing tricycle, the support comprises a limiting frame, a rotating shaft of the bottom fork penetrates through the limiting frame and is in running fit with the limiting frame, and the limiting frame limits the rotating shaft to move relative to the limiting frame along the axis direction of the rotating shaft.

As a preferred technical scheme of the self-balancing tricycle, the bracket further comprises a first sliding rail, the first sliding rail is fixedly connected with the limiting frame, and the first sliding block and the second sliding block are simultaneously in sliding fit with the first sliding rail.

As a preferred technical scheme of the self-balancing tricycle, the support further comprises a second slide rail, the second slide rail is fixedly connected with the limiting frame, the first slide rail and the second slide rail are arranged at intervals and in parallel, the first slide block and the second slide block are located between the first slide rail and the second slide rail, and the first slide block and the second slide block are simultaneously connected with the second slide rail in a sliding manner.

The utility model has the beneficial effects that:

the utility model provides a self-balancing tricycle which comprises a bottom fork, a support and a balancing assembly, wherein the support is rotationally connected with the bottom fork; the balance assembly comprises a first sliding block, a second sliding block, a reset piece and a driving piece, wherein the first sliding block and the second sliding block are respectively in sliding fit with the bracket and have a first state of mutual butt joint and a second state of mutual separation, the driving piece is fixedly connected with the bottom fork, when the bracket is stressed and rotates relatively to the bottom fork, the driving piece enables the first sliding block and the second sliding block to be changed into the second state from the first state, and the reset piece always gives the force for changing the first sliding block and the second sliding block into the first state from the second state. This chain stay of self-balancing tricycle is used for installing the tire, and support and driver's saddle rigid coupling feel the waist untimely when riding passerby and riding for a long time, make the saddle drive the relative chain stay rotation of support through the activity waist, and this in-process again, first slider of driving piece drive and second slider switch between first state and second state. And the reset piece acts on the first slide block and the second slide block all the time and enables the first slide block and the second slide block to have the force for keeping the first state or changing the first state from the second state, therefore, a rider needs to overcome the force provided by the reset piece to the first slide block and the second slide block through the waist part and can change the first state into the second state from the second state under the condition that the force for changing the second state into the first state is provided for the first slide block and the second slide block, on one hand, the self-balancing tricycle is convenient for the rider to exercise the waist part and relieves uncomfortable symptoms caused by long-time no movement of the waist part, and on the other hand, the bracket has the self-balancing function of automatic homing under the condition that the bracket is not subjected to external force.

Drawings

Fig. 1 is a first structural schematic view of a self-balancing tricycle in an embodiment of the utility model;

FIG. 2 is a first schematic structural diagram of a self-balancing tricycle in an embodiment of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure:

1. a bottom fork;

2. a support; 21. a limiting frame; 22. a first slide rail; 23. a second slide rail;

3. a balancing component; 31. a first slider; 32. a second slider; 33. a reset member; 34. a drive member; 341. a drive plate; 342. a sliding wheel; 3421. a limiting groove; 35. an elliptical hole; 351. and a limiting bulge.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

As shown in fig. 1 to 3, the present embodiment provides a self-balancing tricycle, which includes a bottom fork 1, a support 2 and a balancing assembly 3, wherein the support 2 is rotatably connected to the bottom fork 1; the balance assembly 3 comprises a first sliding block 31, a second sliding block 32, a reset piece 33 and a driving piece 34, wherein the first sliding block 31 and the second sliding block 32 are respectively in sliding fit with the bracket 2 and have a first state of mutual abutting and a second state of mutual separation, the driving piece 34 is fixedly connected with the bottom fork 1, when the bracket 2 is stressed to rotate relative to the bottom fork 1, the driving piece 34 enables the first sliding block 31 and the second sliding block 32 to be changed into the second state from the first state, and the reset piece 33 always gives a force for changing the second state to the first sliding block 31 and the second sliding block 32. This chain stay 1 of self-balancing tricycle is used for installing the tire, and support 2 and driver's saddle rigid coupling when riding passerby and riding for a long time and feel the waist in good time, make the saddle drive support 2 and rotate 1 relative chain stay through activity waist, and at this in-process, driving piece 34 drive first slider 31 and second slider 32 switch between first state and second state. And the reset piece 33 acts on the first slider 31 and the second slider 32 all the time and enables the first slider 31 and the second slider 32 to have the force for keeping the first state or changing the first state from the second state, therefore, the first slider 31 and the second slider 32 can be changed from the first state to the second state only when the rider needs to overcome the force provided by the reset piece 33 to the first slider 31 and the second slider 32 to have the force for changing the second state to the first state through the waist, on one hand, the self-balancing tricycle is convenient for the rider to exercise the waist and relieves discomfort caused by the long-time no movement of the waist, on the other hand, the bracket 2 has the self-balancing function of automatic homing under the condition that the bracket 2 is not subjected to external force.

When the tricycle rapidly passes through a turning road section, the gravity center of a rider is high, so that the tricycle is easy to rollover under the action of centrifugal force, when the tricycle rapidly passes through the turning road section, the rider can drive the bracket 2 through the saddle to enable the bracket 2 to deflect in the opposite direction of the centrifugal force, and the arrangement can reduce the centrifugal force and reduce the deflection.

When the tricycle was through jolting the road surface, when chain stay 1 was fixed connection with support 2, because the road surface jolts, and then jolt inside directly reach to ride passerby through support 2, ride passerby's the experience of riding extremely poor. In this embodiment, since the bottom fork 1 is rotatably connected to the support 2, the jolt on the road surface is converted into the relative rotation between the support 2 and the bottom fork 1, so that the arrangement can reduce the perception of the jolt on the road surface by the rider, and improve the riding feeling of the rider.

For the specific structure of the reset member 33, optionally, the reset member 33 is a tension spring, one end of the tension spring is fixedly connected with the first slider 31, and the other end of the tension spring is fixedly connected with the second slider 32. In this embodiment, the tension spring can simultaneously give the first slider 31 and the second slider 32 a force with the same magnitude and opposite direction, so that the first slider 31 and the second slider 32 have the second state to be switched to the first state. In other embodiments, a U-shaped elastic sheet may be used, one end of the U-shaped elastic sheet is fixedly connected to the first sliding block 31, and the other end of the U-shaped elastic sheet is fixedly connected to the second sliding block 32. Meanwhile, a gas spring or a hydraulic spring and other return devices which can realize the reset function, such as an electromagnet, a travel switch and the like, can also be used.

As for how the driving member 34 changes the first slider 31 and the second slider 32 between the first state and the second state, optionally, when the first slider 31 and the second slider 32 are in the first state, the first slider 31 and the second slider 32 enclose an elliptical hole 35; the driving member 34 extends into the elliptical hole 35, and when the first slider 31 and the second slider 32 are located at the first state, two ends of the driving member 34 are respectively abutted against the inner wall of the major axis of the elliptical hole 35. In this embodiment, on the elliptical arc between the major semi-axis and the minor semi-axis of the ellipse, the distance from the center of the ellipse to the elliptical arc is gradually decreased, when in the first state, the two ends of the driving member 34 are respectively abutted to the inner wall of the major axis of the elliptical hole 35, when the bracket 2 drives the driving member 34 to rotate, and the driving member 34 moves from the major axis to the minor axis, because the two ends of the driving member 34 are respectively in sliding fit with the corresponding elliptical arc surfaces on the first slider 31 and the second slider 32, the driving member 34 can change the first slider 31 and the second slider 32 from the first state to the second state; when the driving member 34 moves from the short axis to the long axis, the driving member 34 will change the first slider 31 and the second slider 32 from the second state to the first state.

Alternatively, the elliptical hole 35 is symmetrical with respect to the gap at the abutment of the first slider 31 and the second slider 32; the rotating shaft of the driving member 34 coincides with the axis of the elliptical hole 35, and when the first slider 31 and the second slider 32 are located in the first state, the two ends of the driving member 34 are respectively abutted to the inner wall of the major axis of the elliptical hole 35. In this embodiment, the elliptical hole 35 is symmetrical with respect to the gap at the abutting position of the first slider 31 and the second slider 32, and the axis of the rotation shaft of the driving member 34 coincides with the axis of the elliptical hole 35, so that the driving member 34 drives the first slider 31 and the second slider 32 at the same displacement.

Optionally, the driving member 34 includes a driving plate 341 and two sliding wheels 342, two ends of the driving plate 341 are respectively rotatably connected with the two sliding wheels 342, the two sliding wheels 342 are respectively in sliding fit with an inner wall of the elliptical hole 35, and when the first slider 31 and the second slider 32 are located in the first state, the two sliding wheels 342 are respectively abutted against the inner wall of the elliptical hole 35 at the long axis. In this embodiment, the sliding wheels 342 are respectively disposed at two ends of the driving plate 341 to reduce the friction between the driving plate 341 and the hole wall of the elliptical hole 35, thereby preventing the driving plate 341 and the hole wall of the elliptical hole 35 from being locked.

Optionally, one of the limiting protrusions 351 is arranged along the circumferential direction of the sliding wheel 342 and the circumferential direction of the inner wall of the elliptical hole 35, the other limiting groove 3421 is arranged along the circumferential direction of the sliding wheel 342, and the limiting protrusions 351 are inserted into the limiting grooves 3421. In this embodiment, the limiting protrusion 351 and the limiting groove 3421 are inserted to prevent the sliding wheel 342 from sliding out of the elliptical hole 35, so that the sliding wheel 342 is always in sliding fit with the inner wall of the elliptical hole 35.

Preferably, the driving plate 341 has an elliptical shape, and when the first slider 31 and the second slider 32 are in the first state, the major axis of the driving plate 341 coincides with the major axis of the elliptical hole 35. In other embodiments, the driving plate 341 may be a rectangular body, a cylinder, or the like.

Optionally, the bracket 2 includes a limiting frame 21, the rotating shaft of the bottom fork 1 penetrates through the limiting frame 21 and is in running fit with the limiting frame 21, and the limiting frame 21 limits the rotating shaft to move relative to the limiting frame 21 along the axial direction of the rotating shaft. In this embodiment, the limiting frame 21 limits the relative movement of the rotating shaft along the axial direction of the rotating shaft with respect to the limiting frame 21, and this arrangement can prevent the increase of the friction between the limiting protrusion 351 and the limiting groove 3421 due to the movement of the rotating shaft with respect to the limiting frame 21 and the tight abutting of the groove walls of the limiting protrusion 351 and the limiting groove 3421, even the mutual movement between the limiting protrusion 351 and the limiting groove 3421 cannot be realized due to the friction.

Optionally, the bracket 2 further includes a first slide rail 22 and a second slide rail 23, the first slide rail 22 and the second slide rail 23 are fixedly connected to the limiting frame 21, the first slide rail 22 and the second slide rail 23 are arranged at an interval and in parallel, the first slider 31 and the second slider 32 are located between the first slide rail 22 and the second slide rail 23, one side of the first slider 31 opposite to the first slide rail 22 and one side of the second slider 32 opposite to the first slide rail 22 are simultaneously connected to the first slide rail 22 in a sliding manner, and the other side of the first slider 31 opposite to the first slide rail 22 and the other side of the second slider 32 opposite to the first slide rail 22 are simultaneously connected to the second slide rail 23 in a sliding manner. In this embodiment, this arrangement can enhance the stability of the sliding of the first slider 31 and the second slider 32 on the carriage 2.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A self-balancing tricycle, comprising:

a bottom fork (1);

the support (2), the said support (2) is connected with said bottom fork (1) rotatably;

the balance assembly (3) comprises a first sliding block (31), a second sliding block (32), a resetting piece (33) and a driving piece (34), wherein the first sliding block (31) and the second sliding block (32) are respectively in sliding fit with the bracket (2) and have a first state of mutual abutting and a second state of mutual separation, the driving piece (34) is fixedly connected with the chain stay (1), when the bracket (2) is stressed to rotate relative to the chain stay (1), the driving piece (34) enables the first sliding block (31) and the second sliding block (32) to be changed from the first state to the second state, and the resetting piece (33) always gives a force for changing the first sliding block (31) and the second sliding block (32) from the second state to the first state.

2. The self-balancing tricycle of claim 1, wherein the return member (33) is a tension spring, one end of the tension spring is fixedly connected with the first slide block (31), and the other end of the tension spring is fixedly connected with the second slide block (32).

3. Self-balancing tricycle according to claim 1, characterised in that the first slider (31) and the second slider (32) enclose an oblong hole (35) when the first slider (31) and the second slider (32) are in the first state;

the driving piece (34) extends into the elliptical hole (35), the first sliding block (31) and the second sliding block (32) are located in the first state, and two ends of the driving piece (34) are respectively abutted to the inner wall of the long shaft of the elliptical hole (35).

4. Self-balancing tricycle according to claim 3, characterised in that the oblong holes (35) are symmetrical with respect to the gap at the abutment of the first slider (31) and the second slider (32);

the rotating shaft of the driving piece (34) coincides with the axis of the elliptical hole (35), the first sliding block (31) and the second sliding block (32) are located in the first state, and two ends of the driving piece (34) are respectively abutted to the inner wall of the long shaft of the elliptical hole (35).

5. The self-balancing tricycle according to claim 4, wherein the driving member (34) comprises a driving plate (341) and two sliding wheels (342), two ends of the driving plate (341) are rotatably connected with the two sliding wheels (342), the two sliding wheels (342) are slidably fitted on inner walls of the elliptical hole (35), and when the first slider (31) and the second slider (32) are in the first state, the two sliding wheels (342) are abutted to the inner walls of the elliptical hole (35) at the long axis.

6. The self-balancing tricycle as claimed in claim 5, wherein one of the limiting protrusion (351) and the other limiting groove (3421) are provided along the circumferential direction of the sliding wheel (342) and the inner wall of the elliptical hole (35), and the limiting protrusion (351) is inserted into the limiting groove (3421).

7. Self-balancing tricycle according to claim 5, characterised in that the drive plate (341) is oval, and in that the long axis of the drive plate (341) coincides with the long axis of the oval hole (35) when the first slider (31) and the second slider (32) are in the first state.

8. The self-balancing tricycle as claimed in any one of claims 1 to 7, wherein the support (2) comprises a limiting frame (21), a rotating shaft of the bottom fork (1) penetrates through the limiting frame (21) and is in running fit with the limiting frame (21), and the limiting frame (21) limits the rotating shaft to move relative to the limiting frame (21) along the axial direction of the rotating shaft.

9. The self-balancing tricycle according to claim 8, wherein the support (2) further comprises a first slide rail (22) fixedly connected to the limiting frame (21), and the first slide block (31) and the second slide block (32) are simultaneously in sliding fit with the first slide rail (22).

10. The self-balancing tricycle of claim 9, wherein the support (2) further comprises a second slide rail (23), the second slide rail (23) is fixedly connected with the limiting frame (21), the first slide rail (22) and the second slide rail (23) are arranged in parallel at intervals, the first slide block (31) and the second slide block (32) are located between the first slide rail (22) and the second slide rail (23), and the first slide block (31) and the second slide block (32) are simultaneously connected with the second slide rail (23) in a sliding manner.

Images