CN211642310U - Folding children's cycle - Google Patents
Folding children's cycle Download PDFInfo
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- CN211642310U CN211642310U CN201921874243.2U CN201921874243U CN211642310U CN 211642310 U CN211642310 U CN 211642310U CN 201921874243 U CN201921874243 U CN 201921874243U CN 211642310 U CN211642310 U CN 211642310U
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- 230000007704 transition Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 description 10
- 238000000429 assembly Methods 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 10
- 238000013459 approach Methods 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 2
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model discloses a folding buggy, the chassis comprises a first chassis and a second chassis which are mutually rotatably connected at the inner sides, the buggy also comprises a first side frame rotatably connected with the outer side of the first chassis, a second side frame rotatably connected with the outer side of the second chassis, a first wheel component rotatably connected with the first chassis, and a second wheel component rotatably connected with the second chassis, a first connecting component is arranged between the chassis and the first wheel component, a second connecting component is arranged between the chassis and the second wheel component, during the process of the buggy transiting from the opening state to the folding state, the first chassis rotates with the second chassis and draws close, the first wheel assembly and the second wheel assembly respectively draw close with the first chassis and the second chassis through the driving of the first connecting assembly and the second connecting assembly, and the first side frame and the second side frame respectively draw close with the first chassis and the second chassis. This folding child's bike, after folding, whole car is flat, has greatly reduced occupation space, and it is very convenient to deposit and carry.
Description
Technical Field
The invention relates to a folding child car.
Background
The child's carriage is a common child's walking tool, and the structure of a child's carriage includes a chassis, wheels connected below the chassis, and side frames connected with the chassis, and the side frames and the chassis form a containing space together, and the child can sit or lie on the chassis. The child cart with the structure can be dragged and pushed. The handle can be arranged in the darkness, and the side frame can also be used as the handle when in dragging or pushing. Most of the current children's vehicles in the market can not be folded, can be folded individually, have the problem of large volume after being folded, occupy space for storage and are inconvenient to carry.
Disclosure of Invention
In order to solve the above problems, it is an object of the present invention to provide a folding child's vehicle.
In order to achieve the above purposes, the invention adopts the technical scheme that: a folding buggy has an opening state and a folding state, the folding buggy comprises a chassis, the chassis comprises a first chassis and a second chassis which are mutually and rotatably connected at the inner sides, the folding buggy also comprises a first side frame rotatably connected with the outer side of the first chassis, a second side frame rotatably connected with the outer side of the second chassis, a first wheel component rotatably connected with the first chassis, and a second wheel component rotatably connected with the second chassis, a first connecting component is arranged between the chassis and the first wheel component, a second connecting component is arranged between the chassis and the second wheel component,
in the process that the folding child bicycle is transited from the opening state to the folding state, the first chassis and the second chassis rotate mutually and are drawn close, the first wheel assembly and the second wheel assembly are respectively drawn close with the first chassis and the second chassis through the driving of the first connecting assembly and the second connecting assembly, and the first side frame and the second side frame are respectively drawn close with the first chassis and the second chassis.
Furthermore, the first connecting assembly and the second connecting assembly are further connected with the first side frame and the second side frame respectively, and in the process that the folding baby carriage is transited from the opening state to the folding state, the first side frame and the second side frame are driven by the first connecting assembly and the second connecting assembly respectively to be close to the first chassis and the second chassis.
Furthermore, the first connecting assembly comprises a first sliding frame in sliding connection with the first underframe, a first connecting rod with one end rotatably connected with the second underframe and the other end rotatably connected with the first sliding frame, a first spiral groove is formed in the first wheel assembly, and the first sliding frame is provided with a first driving piece in sliding connection with the first spiral groove;
the second connecting assembly comprises a second sliding frame in sliding connection with the second bottom frame, a second connecting rod with one end rotatably connected with the first bottom frame and the other end rotatably connected with the second sliding frame, a second spiral groove is formed in the second wheel assembly, and a second driving piece in sliding connection with the second spiral groove is arranged on the second sliding frame.
Furthermore, the first wheel assembly comprises a first sleeve which is pivotally connected to the first chassis, a first joint which is connected with the first sleeve and a first wheel which is rotatably connected to the first joint, and a first spiral groove is formed in the first sleeve;
the second wheel assembly comprises a second sleeve which is pivotally connected to the second chassis, a second joint which is connected with the second sleeve, and a second wheel which is rotatably connected to the second joint, and the second spiral groove is formed in the second sleeve.
Further, when the foldable buggy is in the unfolded state, the first joint and the first wheel are located below the first chassis, and the second joint and the second wheel are located below the second chassis; when the folding baby carriage is in a folding state, the first joint and the first wheel are folded in the inner side of the first underframe, and the second joint and the second wheel are folded in the inner side of the second underframe.
Furthermore, the rotating axis between the first wheel assembly and the first chassis and the rotating axis between the second wheel assembly and the second chassis are perpendicular to the rotating shafts of the wheels in the first wheel assembly and the second wheel assembly.
Furthermore, the first connecting assembly further comprises a first side connecting rod, one end of the first side connecting rod is rotatably connected with the first sliding frame, and the other end of the first side connecting rod is rotatably connected with the first side frame; the second connecting assembly further comprises a second side connecting rod, one end of the second side connecting rod is rotatably connected with the second sliding frame, and the other end of the second side connecting rod is rotatably connected with the second side frame.
Furthermore, when the folding baby carriage is in an opening state, the first connecting rod, the first underframe, the first sliding frame, the second connecting rod, the second underframe and the second sliding frame are all arranged in parallel; when the folding child car is in a folding state, the first connecting rod and the second connecting rod are perpendicular to the first underframe and the first sliding frame and perpendicular to the second underframe and the second sliding frame.
Furthermore, the inner side of the first chassis is provided with a first switching part, the inner side of the second chassis is provided with a second switching part, the first switching part and the second switching part are both arc-shaped and arc-shaped, the first switching part and the second switching part are rotatably connected, and the first connecting rod and the second connecting rod are respectively rotatably connected with the second switching part and the first switching part; the folding child car is characterized in that a plane is perpendicular to the rotating axis of the first switching part and the second switching part, the projections of the circle of the first switching part and the circle of the second switching part on the plane are overlapped, the rotating axis between the first switching part and the second switching part is located at the circle centers of the circle of the first switching part and the circle of the second switching part, and when the folding child car is in a folding state, the projections of the first switching part and the second switching part on the plane are overlapped.
Furthermore, one of the first switching part and the second switching part is provided with an arc-shaped limiting groove, the other one of the first switching part and the second switching part is fixedly provided with a limiting pin in sliding connection with the limiting groove, and when the folding baby carriage is in an opening state, the limiting pin is abutted against the groove wall at one end of the limiting groove.
Furthermore, the number of the first wheel assemblies, the number of the second wheel assemblies, the number of the first connecting rods and the number of the second connecting rods are two, and the first wheel assemblies, the second wheel assemblies, the first connecting rods and the second connecting rods are respectively arranged on the left side and the right side of the folding baby carriage.
Due to the adoption of the technical scheme, the folding child bicycle has the advantages that through the structural design, after the folding child bicycle is folded, the two bottom frames are folded oppositely, the two side frames and the bottom frames are drawn close to each other, meanwhile, under the driving of the connecting assembly, the wheels are turned over and drawn close to the chassis, the whole child bicycle is flat, the occupied space is greatly reduced, and the child bicycle is very convenient to store and carry.
Drawings
FIG. 1 is a schematic structural view of a folding child's vehicle in an embodiment of the present invention, wherein the folding child's vehicle is in an open position;
FIG. 2 is a side view schematic of the structure of FIG. 1;
FIG. 3 is a schematic top view of a portion of FIG. 2;
FIG. 4 is a schematic structural view of the folding child's vehicle when folded;
FIG. 5 is a side view schematic of the structure of FIG. 4;
fig. 6 is a schematic view of the folded buggy structure further folded in the condition of fig. 4 and 5;
FIG. 7 is a side view schematic of the structure of FIG. 6;
FIG. 8 is a schematic structural view of the folding child's vehicle in a folded condition;
FIG. 9 is a side view schematic of the structure of FIG. 8;
fig. 10 is a schematic view of the folding buggy as shown in fig. 1 when fitted with a cloth cover.
The reference numbers in the figures are:
100. a first chassis; 101. a first transition portion; 102. a limiting groove;
200. a second chassis; 201. a second transfer part; 202. a spacing pin;
300. a first side frame;
400. a second side frame;
500. a first wheel assembly; 501. a first helical groove; 510. a first sleeve; 520. A second joint; 530. a first wheel;
600. a second wheel assembly; 601. a second helical groove; 610. a second sleeve; 620. A second joint; 630. a second wheel;
700. a first carriage; 701. a first sliding sleeve; 702. a first driving member;
800. a second carriage; 801. a second sliding sleeve; 802. a second driving member;
910. a first link; 920. a second link; 930. a first side link; 940. a second side link;
1000. and (4) covering with cloth.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the invention may be more readily understood by those skilled in the art.
The terms "inboard" and "outboard" in the following embodiments refer to opposite sides of a component, wherein the direction toward the center of the trailer is "inboard" and the direction away from the center of the trailer is "outboard", and the terms "left" and "right" refer to another pair of opposite sides of the component, with the "inboard" side of the component between the left and right sides and between the inner and outer sides.
Referring to fig. 1 to 10, fig. 1 to 9 show a vehicle body frame structure, and fig. 10 shows a state in which a cloth cover is fitted over the vehicle body frame for use.
The folding child's vehicle in this embodiment has an open state and a folded state. Folding child's bike includes frame and wheel subassembly, the frame includes the chassis, and the chassis includes inboard mutual rotation connection's first chassis 100 and second chassis 200, the frame still includes rotates the first side frame 300 of being connected, rotates the second side frame 400 of being connected mutually with the outside of second chassis 200 mutually with the outside of first chassis 100 the wheel subassembly includes rotates the first wheel subassembly 500 of being connected mutually with first chassis 100, rotates the second wheel subassembly 600 of being connected mutually with second chassis 200, is provided with first coupling component between chassis and the first wheel subassembly 500, is provided with second coupling component between chassis and the second wheel subassembly 600. In the process of transition of the folding buggy from the open state to the folded state, the first chassis 100 and the second chassis 200 rotate and approach each other, the first wheel assembly 500 and the second wheel assembly 600 approach the first chassis 100 and the second chassis 200 by being driven by the first connecting assembly and the second connecting assembly respectively, and the first side frame 300 and the second side frame 400 approach the first chassis 100 and the second chassis 200 respectively.
Specifically, the rotation axis between the first wheel assembly 500 and the first chassis 100 and the rotation axis between the second wheel assembly 600 and the second chassis 200 are perpendicular to the rotation axis of the wheels in the first wheel assembly 500 and the second wheel assembly 600.
Specifically, there are two first wheel assemblies 500 and two second wheel assemblies 600, respectively, disposed on the left and right sides of the folding child's vehicle.
This embodiment gives a preferable structure of the first connecting member and the second connecting member. The first connection assembly includes a first sliding frame 700 slidably connected to the first chassis 100, a first link 910 having one end rotatably connected to the second chassis 200 and the other end rotatably connected to the first sliding frame 700, the first wheel assembly 500 is provided with a first spiral groove 501, the first chassis 100 is provided with a long straight groove (not shown in the drawings) extending in the front-rear direction, and the first sliding frame 700 has a first driving member 702 slidably connected to the first spiral groove 501 and the long straight groove; the first chassis 100, the second chassis 200, the first link 910 and the first sliding frame 700 form a slider-crank mechanism, and when the first driving member 702 slides in the first spiral groove 501, the first wheel assembly 500 is driven to turn toward the inner side of the first chassis 100. Similarly, the second connecting assembly includes a second sliding frame 800 slidably connected to the second chassis 200, a second connecting rod 920 having one end rotatably connected to the first chassis 100 and the other end rotatably connected to the second sliding frame 800, the second wheel assembly 600 is provided with a second spiral groove 601, the second chassis 200 is provided with a long straight groove (not shown in the drawings) extending in the front-rear direction, and the second sliding frame 800 has a second driving member 802 slidably connected to the second spiral groove 601 and the long straight groove; the first chassis 100, the second chassis 200, the second link 920 and the second sliding frame 800 constitute a slider-crank mechanism, and when the second driving member 802 slides in the second spiral groove 601, the second wheel assembly 500 is driven to turn toward the inner side of the second chassis 200. Specifically, there are two first links 910 and two second links 920, respectively, which are disposed at left and right sides of the folding child car.
Specifically, the first sliding frame 700 is disposed inside the first chassis 100 and located in the same plane as the first chassis 100, the left and right sides of the first sliding frame 700 are respectively provided with a first sliding sleeve 701, and the first sliding sleeves 701 on the left and right sides are respectively connected with the left and right sides of the first chassis 100 in a sliding manner. The first sliding frame 700 further has the first driving member 702, the first driving member 702 is a rod member and extends in the left-right direction, and the left and right ends of the rod member are slidably connected to the first spiral grooves 501 on the first wheel assemblies 500 on the left and right sides, respectively. Similarly, the second sliding frame 800 is disposed inside the second chassis 200 and located in the same plane as the second chassis 200, the second sliding sleeves 801 are respectively disposed on the left and right sides of the second sliding frame 800, and the second sliding sleeves 801 on the left and right sides are respectively slidably connected to the left and right sides of the second chassis 200. The second sliding frame 800 further has the second driving member 802, the second driving member 802 is a rod member and extends in the left-right direction, and the left and right ends of the rod member are slidably connected to the second spiral grooves 601 on the second wheel assemblies 600 on the left and right sides, respectively.
Specifically, the first wheel assembly 500 includes a first sleeve 510 pivotally connected to the first chassis 100, a first joint 520 connected to the first sleeve 510, and a first wheel 530 rotatably connected to the first joint 520, and the first spiral groove 501 is formed on the first sleeve 510, and may be fixedly connected or integrally formed between the first joint 520 and the first sleeve 510, or may be pivotally connected to enable the first wheel 530 to rotate in a universal manner. Similarly, the second wheel assembly 600 includes a second sleeve 610 pivotally connected to the second chassis 200, a second joint 620 connected to the second sleeve 610, and a second wheel 630 rotatably connected to the second joint 620, wherein the second spiral groove 601 is formed on the second sleeve 610, and the second joint 620 and the second sleeve 610 may be fixedly connected or integrally formed, or may be pivotally connected to allow the second wheel 630 to rotate in a universal direction. When the folding child's vehicle is in the open state, the first joint 520 and the first wheel 530 are located below the first chassis 100, and the second joint 620 and the second wheel 630 are located below the second chassis 200; when the foldable stroller is in the folded state, the first joint 520 and the first wheel 530 are folded inside the first chassis 100, and the second joint 620 and the second wheel 630 are folded inside the second chassis 200.
In a more preferred embodiment, the first connecting assembly and the second connecting assembly are further connected to the first side frame 300 and the second side frame 400, respectively, and during the transition of the folding child vehicle from the open state to the folded state, the first side frame 300 and the second side frame 400 are driven by the first connecting assembly and the second connecting assembly to be close to the first chassis 100 and the second chassis 200, respectively. The concrete structure is as follows: the first connection assembly further includes a first side link 930 having one end rotatably connected to the first carriage 700 and the other end rotatably connected to the first side frame 300, the first side link 930, the first carriage 700, the first base frame 100, and the first side frame 300 constituting a slider-crank mechanism; the second connecting assembly further includes a second side link 940 having one end rotatably connected to the second sliding frame 800 and the other end rotatably connected to the second side frame 400, wherein the second side link 940, the second sliding frame 800, the second bottom frame 200 and the second side frame 400 form a slider-crank mechanism.
In a more preferred embodiment, when the foldable child car is in the unfolded state, the first link 910, the first chassis 100, the first sliding frame 700, the second link 920, the second chassis 200 and the second sliding frame 800 are all disposed in parallel and on the same plane, which is set as M, so as to together form a flat supporting surface for the child to sit on; when the folding child vehicle is in a folding state, the first link 910 and the second link 920 are perpendicular to the first chassis 100 and the first sliding frame 700, and perpendicular to the second chassis 200 and the second sliding frame 800, so that the entire vehicle can assume a flat shape after being folded.
In a more preferred embodiment, the inner side of the first chassis 100 has a first adaptor portion 101, the inner side of the second chassis 200 has a second adaptor portion 201, and the first chassis 100 and the second chassis 200 are rotatably connected through the first adaptor portion 101 and the second adaptor portion 201. The first link 910 and the second link 920 are rotatably connected to the second adaptor 201 and the first adaptor 101, respectively. First switching portion 101 and second switching portion 201 are bow-shaped and are the major arc bow, establish a plane N perpendicular to the rotation axis between first switching portion 101 and the second switching portion 201, then the projection of the circle of first switching portion 101 place, the circle of second switching portion 201 place on plane N coincides, the rotation axis between first switching portion 101 and the second switching portion 201 is located the centre of a circle department of the circle of the two place, above plane M and the circle of first switching portion 101 and second switching portion 201 are tangent, when folding children's shallow is in the open mode, first switching portion 101 and second switching portion 102 are located the below of plane M, thus do not influence children and take. When the folding buggy is in a folded state, the projections of the first switching part 101 and the second switching part 201 on the plane N coincide, and the first connecting rod 910 and the second connecting rod 920 are located at the edges of the arched straight line, as shown in fig. 9, so that the folded buggy is closer to a regular shape on the basis of being flat, and is more attractive in appearance.
A limiting mechanism for keeping the first chassis 100 and the second chassis 200 in a relatively open position is arranged between the two chassis, and a specific structure of the limiting mechanism is given in this embodiment as follows: the folding child car comprises an arc-shaped limiting groove 102 arranged on the first adapter part 101, and a limiting pin 202 fixedly arranged on the second adapter part 201 and connected with the limiting groove 102 in a sliding mode, wherein in the folding or unfolding process of the folding child car, the limiting pin 202 slides in the limiting groove 102 so as not to affect the mutual rotation between the first chassis 100 and the second chassis 200, and when the folding child car is in an opening state, the limiting pin 202 slides to one end of the limiting groove 102 and abuts against the groove wall of the end, so that the first chassis 100 and the second chassis 200 are kept at the current relative position.
The working principle is as follows:
when the folding is carried out, the first chassis 100 and the second chassis 200 rotate relatively and approach each other, the joint between the two moves upward, and under the driving of the relative rotation of the two, the crank-slider mechanism formed by the first chassis 100, the second chassis 200, the first link 910 and the first sliding frame 700 and the crank-slider mechanism formed by the first chassis 100, the second chassis 200, the second link 920 and the second sliding frame 800 operate simultaneously, so that the first sliding frame 700 and the second sliding frame 800 move inward, the first driving member 702 and the second driving member 802 slide in the first spiral groove 501 and the second spiral groove 502 respectively, under the interaction of the first driving member 702 and the first spiral groove 501 at the left and right sides, the first wheel assemblies 500 at the left and right sides rotate simultaneously and turn over toward the inner side of the first chassis 100, and under the interaction of the second driving member 802 and the second spiral grooves 601 at the left and right sides, the second wheel assemblies 600 on the left and right sides simultaneously rotate and turn toward the inner side of the second chassis 200, thereby achieving folding and gathering of the first wheel assembly 500 and the second wheel assembly 600. Meanwhile, under the driving of the first sliding frame 700 and the second sliding frame 800, the slider-crank mechanism formed by the first side link 930, the first sliding frame 700, the first base frame 100 and the first side frame 300 and the slider-crank mechanism formed by the second side link 940, the second sliding frame 800, the second base frame 200 and the second side frame 400 operate simultaneously, and under the driving of the first side link 930 and the second side link 940, the first side frame 300 and the second side frame 400 rotate and approach to the first base frame 100 and the second base frame 200 respectively. Until all the parts are folded to form a flat shape, and the whole vehicle is folded.
In this embodiment, the first side frame 300, the second side frame 400 and the chassis are surrounded by a cloth cover 1000, so as to form a hollow accommodating space. When the folding child vehicle is in an opening state, the wheel assembly is in a first position, the wheel assembly is positioned below the chassis and outside the space where the vehicle frame is positioned, and the rotating shafts of the first wheel 530 and the second wheel 630 are arranged in parallel with each other along the left-right direction of the vehicle frame; when the stroller is in the collapsed position, the wheel assembly is in the second position, in which the wheel assembly is within the space of the frame, and the axes of rotation of the first and second wheels 530, 630 are parallel or collinear with each other in the fore-and-aft direction of the frame.
The folding child's bike in the above embodiment, through its structural design, after folding, two chassis fifty percent discount mutually, and two side frames and chassis draw close each other, simultaneously under coupling assembling's drive, the wheel upset and draw close with the chassis, whole car is flat, has greatly reduced occupation space, deposits and carries very conveniently.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a folding child's bike, its has open mode and fold condition, folding child's bike includes the chassis, its characterized in that: the chassis comprises a first chassis (100) and a second chassis (200) which are rotationally connected with each other at the inner sides, the folding buggy also comprises a first side frame (300) rotationally connected with the outer side of the first chassis (100), a second side frame (400) rotationally connected with the outer side of the second chassis (200), a first wheel component (500) rotationally connected with the first chassis (100), and a second wheel component (600) rotationally connected with the second chassis (200), a first connecting component is arranged between the chassis and the first wheel component (500), a second connecting component is arranged between the chassis and the second wheel component (600),
folding child's bike follows the in-process of opening state to fold condition transition, first chassis (100) and second chassis (200) rotate each other and draw close, first wheel subassembly (500) and second wheel subassembly (600) draw close with first chassis (100) and second chassis (200) through the drive of first coupling assembling and second coupling assembling respectively, first side frame (300) and second side frame (400) draw close with first chassis (100) and second chassis (200) respectively.
2. The folding child's vehicle of claim 1, characterized in that: the first connecting assembly and the second connecting assembly are further respectively connected with the first side frame (300) and the second side frame (400), and in the process that the folding child car is transited from the opening state to the folding state, the first side frame (300) and the second side frame (400) are respectively driven by the first connecting assembly and the second connecting assembly to be close to the first chassis (100) and the second chassis (200).
3. The folding child's vehicle of claim 1, characterized in that: the first connecting assembly comprises a first sliding frame (700) connected with the first chassis (100) in a sliding mode, a first connecting rod (910) with one end connected with the second chassis (200) in a rotating mode and the other end connected with the first sliding frame (700) in a rotating mode, a first spiral groove (501) is formed in the first wheel assembly (500), and a first driving piece (702) connected with the first spiral groove (501) in a sliding mode is arranged on the first sliding frame (700);
the second coupling assembling include with second chassis (200) looks sliding connection's second carriage (800), one end with first chassis (100) rotate mutually and connect and the other end with second carriage (800) rotate mutually and connect second connecting rod (920), be provided with second helicla flute (601) on second wheel subassembly (600), second carriage (800) have with second helicla flute (601) looks sliding connection's second driving piece (802).
4. The folding child's vehicle of claim 3, characterized in that: the first wheel assembly (500) comprises a first sleeve (510) which is pivotally connected to the first chassis (100), a first joint (520) which is connected with the first sleeve (510), and a first wheel (530) which is rotatably connected to the first joint (520), wherein the first spiral groove (501) is formed in the first sleeve (510);
the second wheel assembly (600) comprises a second sleeve (610) pivotally connected to the second chassis (200), a second joint (620) connected to the second sleeve (610), and a second wheel (630) rotatably connected to the second joint (620), wherein the second spiral groove (601) is formed in the second sleeve (610).
5. The folding child's vehicle of claim 4, characterized in that: when the folding child's vehicle is in an open state, the first joint (520) and first wheel (530) are located below the first chassis (100), and the second joint (620) and second wheel (630) are located below the second chassis (200); when the folding buggy is in a folded state, the first joint (520) and the first wheel (530) are folded inside the first chassis (100), and the second joint (620) and the second wheel (630) are folded inside the second chassis (200).
6. The folding child's vehicle of claim 1, characterized in that: the rotating axis between the first wheel assembly (500) and the first chassis (100) and the rotating axis between the second wheel assembly (600) and the second chassis (200) are perpendicular to the rotating shafts of the wheels in the first wheel assembly (500) and the second wheel assembly (600).
7. The folding child's vehicle of claim 3, characterized in that: the first connecting component also comprises a first side connecting rod (930) with one end rotatably connected with the first sliding frame (700) and the other end rotatably connected with the first side frame (300); the second connecting assembly further comprises a second side connecting rod (940) with one end rotatably connected with the second sliding frame (800) and the other end rotatably connected with the second side frame (400).
8. The folding child's vehicle of claim 3, characterized in that: when the folding child car is in an opening state, the first connecting rod (910), the first chassis (100), the first sliding frame (700), the second connecting rod (920), the second chassis (200) and the second sliding frame (800) are arranged in parallel; when the folding buggy is in a folded state, the first and second connecting rods (910, 920) are both perpendicular to the first chassis (100) and the first carriage (700), and perpendicular to the second chassis (200) and the second carriage (800).
9. The folding child's vehicle of claim 3, characterized in that: the inner side of the first chassis (100) is provided with a first switching part (101), the inner side of the second chassis (200) is provided with a second switching part (201), the first switching part (101) and the second switching part (201) are both bow-shaped and arc-shaped, the first switching part (101) is rotatably connected with the second switching part (201), and the first connecting rod (910) and the second connecting rod (920) are respectively rotatably connected with the second switching part (201) and the first switching part (101); set up a plane perpendicular to the rotation axis of first switching portion (101) and second switching portion (201), first switching portion (101) place circle, second switching portion (201) place circle are in the projection on the plane coincides mutually, rotation axis between first switching portion (101) and the second switching portion (201) is located the centre of a circle department of the circle of the two place, works as when folding child's bike is in fold condition, first switching portion (101) and second switching portion (201) are in projection on the plane coincides mutually.
10. The folding child's vehicle of claim 9, characterized in that: one of the first switching part (101) and the second switching part (201) is provided with an arc-shaped limiting groove (102), the other one of the first switching part and the second switching part is fixedly provided with a limiting pin (202) which is in sliding connection with the limiting groove (102), and when the folding baby carriage is in an opening state, the limiting pin (202) is abutted against the groove wall of one end of the limiting groove (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921874243.2U CN211642310U (en) | 2019-11-01 | 2019-11-01 | Folding children's cycle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921874243.2U CN211642310U (en) | 2019-11-01 | 2019-11-01 | Folding children's cycle |
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| CN211642310U true CN211642310U (en) | 2020-10-09 |
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| CN201921874243.2U Active CN211642310U (en) | 2019-11-01 | 2019-11-01 | Folding children's cycle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082923A1 (en) * | 2020-10-23 | 2022-04-28 | 张相山 | New-type sheet-shaped folding trailer |
-
2019
- 2019-11-01 CN CN201921874243.2U patent/CN211642310U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082923A1 (en) * | 2020-10-23 | 2022-04-28 | 张相山 | New-type sheet-shaped folding trailer |
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