CN211139512U

CN211139512U - Bicycle with rear frame folding function

Info

Publication number: CN211139512U
Application number: CN201921169454.6U
Authority: CN
Inventors: 冯媛
Original assignee: Tianjin Sanyi Technology Co ltd
Current assignee: Tianjin Sanyi Technology Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-07-31
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a bicycle with after-frame folding function, including bicycle main part, bracing piece, fixed plate, rotor plate, arc pole, lead to groove, gag lever post, guide arm, spring one, dead lever, accomodate groove one, accomodate groove two, dog, spring two, magnetic path one, magnetic path two, slider and spout. The utility model discloses the rotor plate rotates and drives the arc circular slot and removes, the arc circular slot removes and extrudees the gag lever post on the arc pole, the gag lever post receives the extrusion and removes along the guide arm, the gag lever post removes and extrudees spring one, the elasticity of spring one makes gag lever post and the laminating of arc circular slot inner wall, and then it is fixed to carry out the centre gripping to the rotor plate, make the rotor plate be in the flat state of exhibition, the pulling dog, the dog removes and drives the slider and remove along the spout, make slider and magnetic path triseparation, under the effect of spring two elasticity, the dog removes and gets into and accomodates a inslot portion, and then fix dog one end and accomodate a inslot portion, and then connect fixedly to two rotor plates.

Description

Bicycle with rear frame folding function

Technical Field

The utility model relates to a bicycle specifically is a bicycle with after-frame folding function, belongs to bicycle technical field.

Background

Bicycles, also known as bicycles or bicycles, are generally two-wheeled small land vehicles. After a person rides the vehicle, the person steps on the pedal as power, and the vehicle is a green and environment-friendly vehicle.

The bicycle that uses at present has certain defect, lacks the after-poppet and extends stop gear, causes the after-poppet space little, and inconvenient back seat carries article, lacks coupling mechanism simultaneously, causes inconvenient the connecting when the rotor plate is folding, and the folding of inconvenient rotor plate is accomodate. Therefore, a bicycle with a rear frame folding function is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a bicycle with a rear frame folding function to solve the above problems.

The utility model discloses a technical scheme realizes above-mentioned purpose, a bicycle with after-frame folding function, including bicycle main part, bracing piece, fixed plate, rotor plate, extension stop gear and coupling mechanism, the bracing piece is fixed to bicycle main part one end, the fixed plate is fixed to bracing piece one end, two rotor plates are symmetrically installed to fixed plate one end;

the extension limiting mechanism comprises an arc rod, a through groove, a limiting rod, guide rods and a first spring, the arc rod is symmetrically arranged at two ends of the fixing plate, the through groove is formed in the annular side surface of the arc rod, the two guide rods and the two limiting rods are symmetrically arranged in the through groove, one end of the limiting rod penetrates through the through groove and extends to the outer side of the arc rod, the limiting rod is arranged on the annular side surface of the guide rods, the first spring is arranged on the annular side surface of the guide rods, and one end of the first spring is fixedly arranged on the limiting rod;

coupling mechanism is including accomodating groove one, accomodating groove two, dog and spring two, two rotor plate one end has been seted up respectively and has been accomodate groove one and accomodate groove two, accomodate two internally mounted dogs in groove, accomodate two inside one side fixed mounting springs two in the groove, and two one end fixed mounting of spring are on the dog.

Preferably, one end of each of the two rotating plates is provided with an arc-shaped circular groove, and the diameter of each arc-shaped circular groove is the same as that of the arc rod.

Preferably, one end of the rotating plate is fixedly provided with a spring hinge through a first screw, one end of the spring hinge is fixedly arranged on the fixing plate through a second screw, and the initial position of the spring hinge is elastic.

Preferably, the extension limiting mechanisms are two groups, the two groups of extension limiting mechanisms are identical in structure, and the two groups of extension limiting mechanisms are symmetrically arranged at two ends of the fixing plate.

Preferably, a fixing rod is fixedly installed inside the through groove, the fixing rod is installed on the annular side face of the guide rod, a circular groove is formed in one end of the limiting rod, one end of the guide rod extends into the circular groove, and an inclined plane is formed in one end of the limiting rod.

Preferably, a first magnetic block is fixedly installed at one end of the accommodating groove, a second magnetic block is fixedly installed at one section of the stop block, two sliding grooves are symmetrically formed in the second accommodating groove, two sliding blocks are symmetrically installed at two ends of the stop block, the sliding blocks are installed in the sliding grooves, a third magnetic block is installed in the sliding grooves, the third magnetic block is attached to the sliding blocks, the initial position of the second spring is in a compression state, and the adsorption force between the sliding blocks and the third magnetic block is larger than the elastic force of the second spring.

The utility model has the advantages that:

1. the first beneficial effect is that the rotating plate rotates to drive the arc-shaped circular groove to move, the arc-shaped circular groove moves to extrude the limiting rod on the arc rod, the limiting rod moves along the guide rod under extrusion, the limiting rod moves to extrude the first spring, the elastic force of the first spring enables the limiting rod to be attached to the inner wall of the arc-shaped circular groove, and then the rotating plate is clamped and fixed, so that the rotating plate is in a flat state, and the problems that a rear frame is small in space and inconvenient to carry articles due to the lack of a rear frame extension limiting mechanism are solved;

2. the second beneficial effect, the pulling dog, the dog removes and drives the slider and remove along the spout for slider and the separation of magnetic path three, under the effect of two spring forces, the dog removes and gets into and accomodates a inslot portion, makes a magnetic path and the laminating of magnetic path two, and then fixes dog one end in accomodating a inslot portion, and then connects fixedly two rotor plates, has solved and has lacked coupling mechanism, causes inconvenient the connection when the rotor plate is folding, the drawback of the folding accomodating of inconvenient rotor plate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the mounting structure of the fixing plate and the folding plate of the present invention;

FIG. 3 is a schematic structural view of the extension limiting mechanism of the present invention;

fig. 4 is a partial enlarged view of the position a of the present invention.

In the figure: 1. the bicycle comprises a bicycle body, 2, supporting rods, 3, a fixing plate, 4, a rotating plate, 5, an arc rod, 6, a through groove, 7, a limiting rod, 8, a guide rod, 9, a first spring, 10, a fixing rod, 11, a first accommodating groove, 12, a second accommodating groove, 13, a stop block, 14, a second spring, 15, a first magnetic block, 16, a second magnetic block, 17, a sliding block, 18 and a sliding groove.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, a bicycle with a rear frame folding function comprises a bicycle main body 1, a support rod 2, a fixed plate 3, rotating plates 4, an extending limiting mechanism and a connecting mechanism, wherein the support rod 2 is fixedly installed at one end of the bicycle main body 1, the fixed plate 3 is fixedly installed at one end of the support rod 2, and the two rotating plates 4 are symmetrically installed at one end of the fixed plate 3;

the stretching limiting mechanism comprises an arc rod 5, a through groove 6, a limiting rod 7, guide rods 8 and a first spring 9, the arc rod 5 is symmetrically installed at two ends of a fixing plate 3, the through groove 6 is formed in the annular side surface of the arc rod 5, the two guide rods 8 and the two limiting rods 7 are symmetrically installed in the through groove 6, one end of each limiting rod 7 penetrates through the through groove 6 and extends to the outer side of the arc rod 5, the limiting rod 7 is installed on the annular side surface of the guide rod 8, the first spring 9 is installed on the annular side surface of the guide rod 8, one end of each first spring 9 is fixedly installed on the corresponding limiting rod 7, a user rotates the rotating plate 4 under the action of spring hinge elasticity, the rotating plate 4 rotates to drive the arc circular groove to move, the arc circular groove moves to extrude the limiting rod 7 on the arc rod 5, the limiting rods 7 move along the guide rods 8 under the extrusion, the limiting, the first spring 9 is extruded to generate elastic force, the elastic force of the first spring 9 enables the limiting rod 7 to be attached to the inner wall of the arc-shaped circular groove, and then the rotating plate 4 is clamped and fixed, so that the rotating plate 4 is in a flattened state;

the connecting mechanism comprises a first accommodating groove 11, a second accommodating groove 12, a stop block 13 and a second spring 14, one end of each of the two rotating plates 4 is respectively provided with the first accommodating groove 11 and the second accommodating groove 12, a stop block 13 is arranged inside the second accommodating groove 12, a second spring 14 is fixedly arranged on one side inside the second accommodating groove 12, one end of the second spring 14 is fixedly arranged on the stop block 13, a user rotates the rotating plate 4 to the original position by using the spring hinge, so that the first accommodating groove 11 is aligned with the second accommodating groove 12, then a user pulls the stop block 13, the stop block 13 moves to drive the slide block 17 to move along the slide groove 18, so that the slide block 17 is separated from the magnetic block III, under the action of the elastic force of the second spring 14, the stop block 13 moves into the first accommodating groove 11, so that the first magnetic block 15 is attached to the second magnetic block 16, one end of the stop block 13 is fixed in the first accommodating groove 11, and the two rotating plates 4 are connected and fixed.

One end of each of the two rotating plates 4 is provided with an arc-shaped circular groove, the diameter of each arc-shaped circular groove is the same as that of the arc rod 5, and the arc rod 5 can conveniently enter the arc-shaped circular grooves through the design; one end of the rotating plate 4 is fixedly provided with a spring hinge through a first screw, and one end of the spring hinge is fixedly arranged on the fixed plate 3 through a second screw, the initial position of the spring hinge is elastic, and the spring hinge is designed to facilitate the rotation of the rotating plate 4; the two groups of the extension limiting mechanisms are identical in structure and are symmetrically arranged at two ends of the fixing plate 3; a fixing rod 10 is fixedly installed in the through groove 6, the fixing rod 10 is installed on the annular side face of the guide rod 8, a circular groove is formed in one end of the limiting rod 7, one end of the guide rod 8 extends into the circular groove, an inclined plane is formed in one end of the limiting rod 7, and the limiting rod 7 is conveniently extruded by moving the arc-shaped circular groove due to the design of the inclined plane; one end of the first accommodating groove 11 is fixedly provided with a first magnetic block 15, one section of the stop block 13 is fixedly provided with a second magnetic block 16, two sliding grooves 18 are symmetrically formed in the second accommodating groove 12, two sliding blocks 17 are symmetrically arranged at two ends of the stop block 13, the sliding blocks 17 are arranged in the sliding grooves 18, a third magnetic block is arranged in the sliding grooves 18 and is attached to the sliding blocks 17, and the design is convenient for fixing the sliding blocks 17; the initial position of the second spring 14 is in a compressed state, the adsorption force between the sliding block 17 and the magnetic block III is larger than the elastic force of the second spring 14, and the sliding block 17 is conveniently accommodated in the accommodating groove II 12 through the design.

The utility model discloses when using, rotor plate 4 rotates and drives the arc circular slot and removes, and the arc circular slot removes and extrudes gag lever post 7 on the arc pole 5, and gag lever post 7 receives the extrusion and removes along guide arm 8, and gag lever post 7 removes and extrudees spring 9, and spring 9 receives the extrusion and produces elasticity, and the elasticity of spring 9 makes gag lever post 7 and the laminating of arc circular slot inner wall, and then carries out the centre gripping fixed to rotor plate 4 for rotor plate 4 is in the flat state of exhibition.

Pulling dog 13, dog 13 remove and drive slider 17 and remove along spout 18 for slider 17 and the separation of magnetic path three, under the effect of spring two 14 elasticity, dog 13 removes and gets into and accomodate inside groove one 11, makes magnetic path one 15 and the laminating of magnetic path two 16, and then fixes dog 13 one end inside accomodating groove one 11, and then connects fixedly two rotor plates 4.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a bicycle with after-poppet folding function which characterized in that: the bicycle comprises a bicycle main body (1), a supporting rod (2), a fixing plate (3), rotating plates (4), an extension limiting mechanism and a connecting mechanism, wherein the supporting rod (2) is fixedly arranged at one end of the bicycle main body (1), the fixing plate (3) is fixedly arranged at one end of the supporting rod (2), and the two rotating plates (4) are symmetrically arranged at one end of the fixing plate (3);

the stretching limiting mechanism comprises an arc rod (5), a through groove (6), a limiting rod (7), guide rods (8) and a first spring (9), the arc rod (5) is symmetrically installed at two ends of the fixing plate (3), the through groove (6) is formed in the annular side surface of the arc rod (5), the two guide rods (8) and the two limiting rods (7) are symmetrically installed in the through groove (6), one end of the limiting rod (7) penetrates through the through groove (6) and extends to the outer side of the arc rod (5), the limiting rod (7) is installed on the annular side surface of the guide rods (8), the first spring (9) is installed on the annular side surface of the guide rods (8), and one end of the first spring (9) is fixedly installed on the limiting rod (7);

coupling mechanism is including accomodating groove one (11), accomodating groove two (12), dog (13) and spring two (14), two rotor plate (4) one end has been seted up respectively and has been accomodate groove one (11) and accomodate groove two (12), accomodate groove two (12) internally mounted dog (13), accomodate groove two (12) inside one side fixed mounting spring two (14), and spring two (14) one end fixed mounting is on dog (13).

2. A bicycle with a rear frame folding function according to claim 1, wherein: arc-shaped circular grooves are formed in one ends of the two rotating plates (4), and the diameters of the arc-shaped circular grooves are the same as those of the arc rods (5).

3. A bicycle with a rear frame folding function according to claim 1, wherein: one end of the rotating plate (4) is fixedly provided with a spring hinge through a first screw, one end of the spring hinge is fixedly arranged on the fixed plate (3) through a second screw, and the initial position of the spring hinge is elastic.

4. A bicycle with a rear frame folding function according to claim 1, wherein: the extension limiting mechanisms are two groups, the two groups of extension limiting mechanisms are identical in structure, and the two groups of extension limiting mechanisms are symmetrically arranged at two ends of the fixing plate (3).

5. A bicycle with a rear frame folding function according to claim 1, wherein: the fixing rod (10) is fixedly installed inside the through groove (6), the fixing rod (10) is installed on the annular side face of the guide rod (8), a circular groove is formed in one end of the limiting rod (7), one end of the guide rod (8) extends to the inside of the circular groove, and an inclined plane is formed in one end of the limiting rod (7).

6. A bicycle with a rear frame folding function according to claim 1, wherein: accomodate groove one (11) one end fixed mounting magnetic block one (15), one section fixed mounting magnetic block two (16) of dog (13), accomodate groove two (12) inside symmetry and set up two spout (18), two slider (17) are installed to dog (13) both ends symmetry, slider (17) are installed inside spout (18), spout (18) internally mounted magnetic block three, and magnetic block three and slider (17) laminating mutually, the initial position of spring two (14) is in compression state, the adsorption affinity between slider (17) and the magnetic block three is greater than the elasticity of spring two (14).