CN216374594U - Folding bicycle - Google Patents

Abstract

The utility model relates to a folding trolley, which comprises a bottom bracket, at least two groups of side brackets and a plurality of supporting rods, wherein the supporting rods are vertically arranged and positioned at edges of the folding trolley; two groups of side supports are respectively positioned at two opposite sides of the folding trolley, two ends of each group of side supports are respectively connected with two support rods, and at least part of structures in the side supports are hinged to the support rods in a sliding manner; the lateral part support can be folded, and the bottom support can take place size change at the lateral part support folding direction at least, and the lateral part support is all not higher than the top of bracing piece at folding in-process. The bottom support, the lateral part support and the support rod are mutually matched to guarantee the normal use function of the folding trolley, the folding process of the lateral part support is not higher than the structure at the top of the support rod, the height of the folding trolley after the folding trolley is folded can not be increased, the folding trolley made to be folded does not occupy too much area and space, and the practicability and the convenience of the folding trolley are improved.

Description

Folding bicycle

Technical Field

The utility model relates to the field of folding carts, in particular to a folding cart.

Background

In daily life, people need utilize the folding car as simple and easy delivery vehicle often when small-size article such as dribbling basketball, volleyball, clothing, express delivery piece, but the folding structure's of current folding car design generally can make the folding car automobile body height after the receipts close increase, and the volume is great, accomodates to place and all needs to occupy great area and space, and is comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for a foldable vehicle.

The utility model provides a folding trolley which comprises a bottom support, at least two groups of side supports and a plurality of supporting rods, wherein the supporting rods are vertically arranged and positioned at edges of the folding trolley;

the two groups of the side supports are respectively positioned at two opposite sides of the folding trolley, two ends of each group of the side supports are respectively connected with the two support rods, and at least part of structures in the side supports are hinged to the support rods in a sliding manner;

the side support can be folded, the bottom support can be at least subjected to size change in the folding direction of the side support, and the side support is not higher than the top of the supporting rod in the folding process.

So set up, mutually support between bottom support, lateral part support and the bracing piece and can guarantee the normal service function of folding car, and the folding process of lateral part support all is not higher than the structure at the top of bracing piece can make the folding car again and do not increase the height that the folding car was closed to receipts when receipts are closed, makes the folding car after receipts are closed not occupy too much area and space, improves the practicality and the convenience of folding car.

In one embodiment of the utility model, each set of the side brackets comprises a plurality of cross-hinged connecting rods, and two of the connecting rods relatively close to the supporting rod are hinged to the supporting rod at one end, and are slidably hinged to the supporting rod at the other end.

So set up, can make the lateral part support carry out normal shrink and expansion through cross hinged's connecting rod, guarantee the normal use of folding car.

In one embodiment of the utility model, one of the connecting rods is connected to the top end of the supporting rod, and the other connecting rod is slidably connected between the top end of the supporting rod and the bottom bracket.

So set up, the connecting rod can guarantee folding or expansion that lateral part support can be normal, and the top of bracing piece is injectd to the highest height that slides of connecting rod simultaneously, can guarantee folding back whole height of car and the high parallel and level of bracing piece, and the height-increasing of avoiding folding back of car occupies too much area and space.

In one embodiment of the present invention, the plurality of support rods are enclosed into a polygon with an even number of edges being at least four, and two sets of the side brackets are respectively disposed on a plurality of opposite sides of the foldable vehicle, so that the foldable vehicle can be folded or unfolded along a plurality of directions.

So set up, folding car can be folded or expand along a plurality of directions, and the polygonal structure that the bracing piece enclosed after the expansion can make folding car have certain bearing space again, guarantees folding car's delivery function.

In one embodiment of the utility model, the number of the support rods is four, the four support rods are enclosed into a cuboid, and the folding trolley can be folded or unfolded along the length direction and the width direction.

So set up, folding or the expansion that length direction and width direction are nimble can be followed to folding car, and the cuboid that four bracing pieces enclose can be convenient for folding car and place and carry article, and rectangular shape is difficult also to produce collision or block with other facilities in the delivery process.

In one embodiment of the utility model, the bottom bracket comprises four supporting rods and a first connecting piece, the first connecting piece is positioned in the middle of the bottom bracket, one end of each of the four supporting rods is hinged to the first connecting piece, and the other end of each of the four supporting rods is hinged to the supporting rod.

So set up, four spinal branch can be connected the back with first connecting piece and four bracing pieces, form a bottom sprag face jointly, and the cooperation lateral part support makes folding car have a complete delivery space, is convenient for place article or cover and puts thing bag etc..

In an embodiment of the utility model, the folding cart further includes a second connecting member, the second connecting member is fixedly arranged on the top of the supporting rod, and two ends of the second connecting member are respectively hinged to the connecting rods of the two sets of side brackets.

So set up, the connecting rod roll-off that second support piece can avoid the lateral part support or break away from the tip of bracing piece, guarantees folding car overall structure's stability.

The folding trolley further comprises a third connecting piece, the supporting rod can slide along the supporting rod, and the two ends of the third connecting piece are respectively connected with the two groups of connecting rods of the side supports in an articulated mode.

So set up, the connecting rod can be through the nimble smooth and easy nature of moving on the bracing piece of third connecting piece, the shrink of improvement folding car and expansion.

In an embodiment of the present invention, the foldable vehicle further includes a handle and a cross bar assembly, the cross bar assembly includes a fourth connecting member, two fixing members, two hinge members and two cross bars, the two fixing members are respectively and fixedly connected to two corners of the bottom bracket, and each hinge member is hinged to one of the fixing members; the fourth connecting piece is positioned in the middle of the two fixing pieces, one end of each of the two cross rods is hinged to one of the hinged pieces, and the other end of each of the two cross rods is hinged to the fourth connecting piece;

the handle is fixedly connected to the fourth connecting piece and is turned outwards or inwards through the hinge piece.

So set up, the handle can be convenient for personnel pulling folding car and remove, and the horizontal pole subassembly can cooperate lateral part support and bracing piece fixed with the handle, and the horizontal pole subassembly also can be folded in order to guarantee that the handle does not influence the normal receipts of folding car simultaneously and close.

In one embodiment of the utility model, the handle is retractable; and/or a buckle is further arranged on the side support, and the handle can be clamped on the buckle on the side support.

So set up, the telescopic handle is convenient for personnel and adjusts handle length according to self height or other demands, improves the comfort level of pulling folding car, and the buckle can make the more stable fixing of handle on the lateral part support.

In one embodiment of the utility model, a plurality of the connecting rods connected in sequence are distributed in a staggered manner inside and outside.

So set up, can prevent to receive to close or expand the in-process part connecting rod and appear turning over a damage phenomenon, and so also can further increase the structural stability of folding car.

The folding bicycle further comprises wheel bodies, and each wheel body is arranged at the bottom of one supporting rod.

So set up, the personnel of being convenient for stimulate folding car, labour saving and time saving.

Drawings

FIG. 1 is a schematic structural view of a folding cart according to an embodiment of the present invention;

FIG. 2 is a second perspective view of the folding cart of FIG. 1;

FIG. 3 is a third perspective view of the folding cart of FIG. 1;

FIG. 4 is a fourth perspective view of the folding cart of FIG. 1;

FIG. 5 is a schematic view of the folding cart in FIG. 1 from a fifth perspective;

fig. 6 is a partial structural schematic view of the folding cart in fig. 1.

100. Folding the vehicle; 10. a bottom bracket; 11. a strut; 12. a first connecting member; 13. a fifth connecting member; 20. a side bracket; 21. a connecting rod; 22. buckling; 30. a support bar; 40. a second connecting member; 50. a third connecting member; 60. a handle; 61. a telescopic rod; 62. fixing the rod; 63. a grip portion; 70. a cross bar assembly; 71. a fourth connecting member; 72. a fixing member; 73. an articulation member; 74. a cross bar; 80. a wheel body; 90. And an anti-slip piece.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It will be understood that when an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a folding cart 100 according to an embodiment of the present invention.

The utility model provides a folding vehicle 100, and the folding vehicle 100 is used on a beach. It is understood that in other embodiments, the folding cart 100 may also be applied to mud, concrete, or other use scenarios where pulling of articles is required.

In daily life, people need utilize the folding car as simple and easy delivery vehicle often when small-size article such as dribbling basketball, volleyball, clothing, express delivery piece, but the folding structure's of current folding car design generally can make the folding car automobile body height after the receipts close increase, and the volume is great, accomodates to place and all needs to occupy great area and space, accomodates comparatively inconveniently.

Based on this, the utility model provides a folding cart 100, which comprises a bottom bracket 10, at least two groups of side brackets 20 and a plurality of support rods 30, wherein the plurality of support rods 30 are vertically arranged and positioned at the edges of the folding cart 100, and the bottom bracket 10 is movably connected with the support rods 30;

two groups of side supports 20 are respectively positioned at two opposite sides of the folding trolley 100, two ends of each group of side supports 20 are respectively connected to two support rods 30, and at least part of structures in the side supports 20 are slidably hinged to the support rods 30;

the side bracket 20 can be folded, and the bottom bracket 10 can be changed in size at least in the folding direction of the side bracket 20, and the side bracket 20 is not higher than the top of the support rod 30 during the folding process.

So, bottom support 10 and lateral part support 20 can realize folding in a direction at least, and both can guarantee the normal service function of folding car 100 with the cooperation of bracing piece 30, and the structure at the top that lateral part support 20 folding process all is not higher than bracing piece 30 can make folding car 100 not increase the height after folding car 100 receipts when closing again, make folding car 100 after the receipts occupy too much area and space, increase practicality and the convenience of folding car 100.

Referring to fig. 1 again and fig. 2 together, fig. 2 is a second perspective structural view of the foldable wagon of fig. 1. Preferably, each set of side brackets 20 includes a plurality of cross-hinged connecting rods 21, and two connecting rods 21 relatively close to the supporting rod 30, wherein one connecting rod 21 is hinged to the supporting rod 30 at an end portion thereof, and the other connecting rod 21 is slidably hinged to the supporting rod 30 at an end portion thereof. It will be appreciated that in other embodiments both connecting rods 21 may slide, or the upper connecting rod 21 may slide and then a stop may be provided above the support rod 30 to stop.

Preferably, in the present embodiment, one of the connection rods 21 is connected to the top end of the support rod 30, and the other connection rod 21 is slidably connected between the top end of the support rod 30 and the bottom bracket 10. So, connecting rod 21 can guarantee folding or expansion that lateral part support 20 can be normal, and connecting rod 21's the highest height that slides is restricted in the top of bracing piece 30 simultaneously, can guarantee that folding car 100 is folding back whole highly and the high parallel and level of bracing piece 30, and height increase takes too much area and space after avoiding folding car 100 is folding.

Preferably, in this embodiment, the plurality of support rods 30 are enclosed in a polygon with an even number of edges being at least four, and two sets of side brackets 20 are respectively disposed on opposite sides of the foldable wagon 100, so that the foldable wagon 100 can be folded or unfolded in multiple directions. The two opposite side surfaces of the unfolded foldable wagon 100 are parallel to each other, and it can be understood that, in other embodiments, the plurality of support rods 30 may be enclosed into a hexagonal or octagonal folded surface, and the specific number of the polygonal side surfaces may be set according to actual needs.

Specifically, please refer to fig. 1 and fig. 2 again, and also refer to fig. 3, fig. 3 is a third perspective structural schematic diagram of the foldable wagon of fig. 1; in the present embodiment, four support rods 30 are provided, and the four support rods 30 are enclosed into a rectangular parallelepiped, so that the foldable wagon 100 can be folded or unfolded in the length direction m and the width direction n.

In this embodiment, the bottom bracket 10 includes four supporting rods 11 and a first connecting member 12, the first connecting member 12 is located in the middle of the bottom bracket 10, one end of each of the four supporting rods 11 is hinged to the first connecting member 12, and the other end is hinged to the supporting rod 30. Wherein the bottom bracket 10 can simultaneously change the dimensions in the length direction and the width direction,

specifically, in the present embodiment, one end of each of the four support rods 11 is hinged to four corners of the first connecting member 12, and the other end of each of the four support rods 11 is rotatably sleeved on the support rod 30 through the fifth connecting member 13, when the foldable cart 100 is completely unfolded, the four support rods 11 can be completely unfolded to be parallel to the ground and cooperate with each other to form a planar structure, that is, the four support rods 11 can enable the bottom of the foldable cart 100 to have an X-shaped support surface (see fig. 3). When the foldable vehicle 100 is folded, the four support rods 11 can be folded and closed in the length direction and the width direction simultaneously through the first connecting piece 12 and the fifth connecting piece 13.

Further, the foldable vehicle 100 further includes a second connecting member 40, the second connecting member 40 is fixedly disposed on the top of the supporting rod 30, and two ends of the second connecting member 40 are respectively hinged to the connecting rods 21 of the two sets of side brackets 20. Thus, when the connecting rod 21 slides to the top of the supporting rod 30, the second connecting member 40 can block the top of the supporting rod 30, so as to prevent the connecting rod 21 from separating from the rod body of the supporting rod 30.

Preferably, in this embodiment, the foldable vehicle further includes a third connecting member 50, the third connecting member 50 is sleeved on the supporting rod 30 and can slide along the supporting rod 30, and two ends of the third connecting member 50 are respectively hinged to the connecting rods 21 of the two sets of side brackets 20. It is understood that, in other embodiments, the third connecting member 50 may not be sleeved on the supporting rod 30, as long as the third connecting member 50 can slide along the supporting rod 30, and the connection manner between the third connecting member 50 and the supporting rod 30 can be flexibly set.

Preferably, in this embodiment, the foldable vehicle further includes a handle 60 and a cross bar assembly 70, the cross bar assembly 70 includes a fourth connecting member 71, two fixing members 72, two hinge members 73 and two cross bars 74, the two fixing members 72 are respectively fixedly connected to two corners of the bottom bracket 10, and each hinge member 73 is hinged to one fixing member 72; the fourth connecting member 71 is located in the middle of the two fixing members 72, and one end of each of the two cross bars 74 is hinged to one of the hinge members 73, and the other end is hinged to the fourth connecting member 71. Thus, the handle 60 can facilitate the movement of the foldable cart 100 by a person, the cross bar assembly 70 can cooperate with the side bracket 20 and the support bar 30 to fix the handle 60, and the cross bar assembly 70 can also be folded to ensure that the handle 60 does not affect the normal folding of the foldable cart 100.

Referring to fig. 4 and 5, fig. 4 is a fourth perspective structural view of the foldable wagon of fig. 1; FIG. 5 is a schematic view of the folding cart in FIG. 1 from a fifth perspective; specifically, in the present embodiment, the handle 60 is fixedly connected to the fourth link 71, and the handle 60 is turned inside out (α direction) or turned inside out (β direction) by the hinge 73.

Wherein the handle 60 is retractable. In the present embodiment, it is preferable that the side bracket 20 is further provided with a clip 22, and the handle 60 can be clipped to the clip 22 on the side bracket 20. The catch 22 enables the handle to be more stably fixed to the side bracket 20, and the handle 60 can be disengaged from the catch 22 to be turned inside out or inside out. It will be appreciated that in other embodiments, the handle 60 may be secured by other securing means.

Referring to fig. 2 and 5 again, in particular, in the present embodiment, the handle 60 includes an expansion link 61 and a fixing rod 62, the expansion link 61 can expand and contract inside the fixing rod 62, the expansion link 61 can extend in a direction away from the ground, the expansion handle 60 further has different gears, the extension length of the expansion link 61 can be adjusted through the gears, in addition, the expansion handle 60 further includes a holding portion 63, the holding portion 63 is connected to one end of the expansion link 61 relatively away from the ground, and the holding portion 63 is convenient for a user to hold and pull the foldable cart 100 to move.

Further, in the present embodiment, the plurality of connecting rods 21 connected in sequence are staggered inside and outside. Thus, the folding and damaging phenomena of the connecting rod 21 in the folding or unfolding process can be prevented, and the structural stability of the folding vehicle 100 can be further improved.

Referring to fig. 1 to 5 and fig. 6 together, fig. 6 is a schematic partial structure view of the foldable cart in fig. 1.

Preferably, in the present embodiment, the folding cart 100 further includes wheels 80, and each wheel 80 is disposed at the bottom of one of the support rods 30. In this embodiment, the wheel body 80 is further provided with an anti-slip member 90 at the periphery, the anti-slip member 90 is preferably made of rubber, so as to facilitate the use of the foldable vehicle 100 on the beach, and further, the anti-slip member 90 is provided with anti-slip stripes, and the shape of the anti-slip stripes is not limited herein.

In the foldable vehicle 100 provided by the utility model, the bottom support 10, the side support 20 and the support rod 30 are mutually matched to ensure the normal use function of the foldable vehicle 100, the folding process of the side support 20 is not higher than the structure at the top of the support rod 30, and the folded height of the foldable vehicle 100 is not increased when the foldable vehicle 100 is folded, so that the folded foldable vehicle 100 does not occupy too much area and space, and the practicability and convenience of the foldable vehicle 100 are improved.

The features of the above-described embodiments may be arbitrarily combined, and for the sake of brevity, all possible combinations of the features in the above-described embodiments are not described, but should be construed as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the features.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that suitable changes and modifications of the above embodiments are within the scope of the claimed invention as long as they are within the spirit and scope of the present invention.

Claims (10)

1. A folding cart is characterized by comprising a bottom support (10), at least two groups of side supports (20) and a plurality of support rods (30), wherein the support rods (30) are vertically arranged and positioned at the edges of the folding cart, and the bottom support (10) is movably connected to the support rods (30);

wherein two groups of the side brackets (20) are respectively positioned at two opposite sides of the folding trolley, two ends of each group of the side brackets (20) are respectively connected with the two support rods (30), and at least part of the structure in the side brackets (20) is slidably hinged with the support rods (30);

the side supports (20) can be folded, the bottom support (10) can at least change in size in the folding direction of the side supports (20), and the side supports (20) are not higher than the tops of the support rods (30) in the folding process.

2. The folding trolley according to claim 1, characterized in that each set of side supports (20) comprises a plurality of cross-hinged connecting rods (21), two of said connecting rods (21) relatively close to said supporting rods (30), one of said connecting rods (21) being hinged to said supporting rods (30) at an end portion thereof, and the other connecting rod (21) being slidably hinged to said supporting rods (30) at an end portion thereof.

3. Folding cart in accordance with claim 2, characterized in that one of said connecting rods (21) is connected to the top end of said supporting rod (30) and the other connecting rod (21) is slidably connected between the top end of said supporting rod (30) and said bottom bracket (10).

4. Folding cart in accordance with any of claims 1-3, characterized in that a plurality of said support bars (30) are enclosed in an even number of polygons with at least four edges, and that a plurality of opposite sides of said folding cart are provided with two sets of said side supports (20), respectively, to enable said folding cart to be folded or unfolded in multiple directions.

5. The folding cart according to claim 4, wherein the number of the support rods (30) is four, the four support rods (30) are enclosed into a rectangular parallelepiped, and the folding cart can be folded or unfolded along the length direction and the width direction.

6. Folding trolley according to claim 5, characterized in that the bottom bracket (10) comprises four supporting rods (11) and a first connecting piece (12), the first connecting piece (12) is located in the middle of the bottom bracket (10), one end of each of the four supporting rods (11) is hinged to the first connecting piece (12), and the other end is hinged to the supporting rod (30).

7. The folding cart according to claim 4, further comprising a second connecting member (40), wherein the second connecting member (40) is fixedly arranged on the top of the supporting rod (30), and two ends of the second connecting member (40) are respectively hinged to the connecting rods (21) of the two sets of side brackets (20); and/or the presence of a catalyst in the reaction mixture,

the folding trolley further comprises a third connecting piece (50), the supporting rod (30) can slide along the supporting rod (30) due to the fact that the third connecting piece (50) is sleeved on the supporting rod, and two ends of the third connecting piece (50) are respectively connected with the two groups of connecting rods (21) of the side supports (20) in an articulated mode.

8. The folding cart of claim 4, further comprising a handle (60) and a cross bar assembly (70), wherein said cross bar assembly (70) comprises a fourth connecting member (71), two fixing members (72), two hinge members (73) and two cross bars (74), wherein the two fixing members (72) are respectively fixedly connected to two corners of said bottom bracket (10), and each hinge member (73) is hingedly connected to one of said fixing members (72); the fourth connecting piece (71) is positioned in the middle of the two fixing pieces (72), one end of each of the two cross rods (74) is hinged to one of the hinged pieces (73), and the other end of each of the two cross rods is hinged to the fourth connecting piece (71);

the handle (60) is fixedly connected to the fourth connecting piece (71), and the handle (60) is turned outwards or inwards through the hinge piece (73).

9. Folding cart in accordance with claim 8, characterized in that said handle (60) is telescopic; and/or the presence of a catalyst in the reaction mixture,

the side support (20) is further provided with a buckle (22), and the handle (60) can be clamped with the buckle (22) on the side support (20).

10. The folding trolley according to claim 3, characterized in that a plurality of said connecting rods (21) connected in sequence are staggered inside and outside; and/or the presence of a catalyst in the reaction mixture,

the folding trolley also comprises wheel bodies (80), and each wheel body (80) is arranged at the bottom of one supporting rod (30).

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