CN217347872U

CN217347872U - Foldable structure for folding vehicle and folding vehicle

Info

Publication number: CN217347872U
Application number: CN202221409523.8U
Authority: CN
Inventors: 刘书剑
Original assignee: Ningbo Morgen Industrial Design Co ltd
Current assignee: Ningbo Morgen Industrial Design Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-02
Anticipated expiration: 2032-06-08

Abstract

The utility model discloses a foldable structure for a folding vehicle, which comprises a first stand column, a second stand column, a third stand column and a fourth stand column, wherein the four stand columns are enclosed into a cuboid, the four stand columns are respectively positioned at four edges of the cuboid, movable supports are respectively arranged at the top and the bottom of each stand column, and first folding components are arranged between the first stand column and the second stand column and between the third stand column and the fourth stand column; second folding assemblies are arranged between the first upright post and the fourth upright post and between the second upright post and the third upright post; when two sets of folding assembly expand, four stands can strut and form a big cuboid, and when two sets of folding assembly draw in, four stands draw in into a little cuboid. The movable support is characterized by further comprising a central movable seat, wherein the central movable seat is located in the center of the bottom of the cuboid, the central movable seat is hinged with four bottom connecting rods, and the four bottom connecting rods are hinged with a movable support at the bottom of each stand column. The utility model discloses can be quick draw in or expand, be convenient for accomodate, the practicality is high, and easy and simple to handle laborsaving.

Description

Foldable structure for folding vehicle and folding vehicle

Technical Field

The utility model belongs to the technical field of folding car and specifically relates to a folding automobile-used beta structure and folding car relate to.

Background

The folding vehicle can be used for carrying articles, moving goods and other article consignment tools, and is suitable for being used in field camping and mall environments. However, the folding carts on the market today have the following problems: 1. the volume is large, the storage is inconvenient, and the carrying is impossible in activities such as going out; 2. although the folding chair can be folded, the volume is still large after being folded, and the folding chair is inconvenient to move flexibly and is laborious.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome foretell not enough, provide one kind and can easily realize folding, the automobile-used beta structure of folding of being convenient for accomodate.

The technical scheme of the utility model as follows:

a foldable structure for a folding vehicle comprises a first stand column, a second stand column, a third stand column and a fourth stand column, wherein the four stand columns form a cuboid in a surrounding mode, the four stand columns are respectively positioned at four edges of the cuboid, movable supports are arranged at the top and the bottom of each stand column, and first folding assemblies are arranged between the first stand column and the second stand column and between the third stand column and the fourth stand column; second folding assemblies are arranged between the first upright post and the fourth upright post and between the second upright post and the third upright post; when two sets of folding assembly expand, four stands can strut and form a big cuboid, and when two sets of folding assembly draw in, four stands draw in into a little cuboid. The movable support is characterized by further comprising a central movable seat, wherein the central movable seat is located in the center of the bottom of the cuboid, the central movable seat is hinged with four bottom connecting rods, and the four bottom connecting rods are hinged with a movable support at the bottom of each stand column. The four bottom connecting rods at the bottom can be used as the bottom of the folding bicycle when being unfolded, and can be folded in a small cuboid formed by the four upright posts when being folded.

Preferably, the first folding component comprises two long connecting rods, two first short connecting rods and two second short connecting rods, one ends of the two long connecting rods are hinged, and the other ends of the two long connecting rods are respectively hinged to the movable support at the bottom of the upright column on one corresponding side;

one ends of the two first short connecting rods are hinged;

one end of each second short connecting rod is hinged to the movable support at the top of the corresponding side upright respectively, the other end of each second short connecting rod is hinged to the other end of the corresponding first short connecting rod and then is respectively in pin connection with the middle parts of the two long connecting rods, and the centers of relative rotation of the first short connecting rod and the second short connecting rod after being hinged are concentric with the pins.

Preferably, the top parts of the two long connecting rods are provided with limit blocks at the hinged part of the two long connecting rods, so that the long connecting rods can only rotate and fold downwards and cannot rotate upwards; at the hinged position of the two first short connecting rods, the bottom parts of the two first short connecting rods are provided with limiting blocks, so that the first short connecting rods can only rotate upwards and can not rotate downwards; at the hinged position of the first short connecting rod and the second short connecting rod, the first short connecting rod is provided with a limiting block at the bottom, and the second short connecting rod is provided with a limiting block at one side close to a stand column connected with the second short connecting rod, so that the two short connecting rods can only be rotated and folded towards the middle.

Preferably, the second folding assembly comprises two inclined connecting rods, the two inclined connecting rods are in crossed pin connection in the middle, one end of each inclined connecting rod is hinged to the movable support at the top of the upright column on one side, and the other end of each inclined connecting rod is hinged to the movable support at the bottom of the upright column on the other side.

Preferably, the movable support at the top of each upright is closed at the top, and the movable support at the bottom of each upright is closed at the bottom. The lower ends of the long connecting rod and the inclined connecting rod are hinged on the upper part of the bottom movable support, and the upper ends of the long connecting rod and the inclined connecting rod are hinged on the lower part of the top movable support, so that the connecting rods are further limited within the range of four upright posts when the connecting rods are folded or unfolded.

Preferably, the top of the central movable seat is closed, and the bottom connecting rod is hinged to the lower part of the central movable seat, so that when the four stand columns are folded, the central movable seat runs upwards, and the bottom connecting rod is folded in the four stand columns.

The utility model also provides a folding vehicle, including above-mentioned folding vehicle-used beta structure, after above-mentioned beta structure expandes, still can sheathe in corresponding size's cloth cover and use.

The utility model has the advantages that:

1. the system can be quickly and flexibly unfolded, and can be applied to goods storage and transportation in outdoor activities and shopping in home shopping malls;

2. the folding bicycle can be quickly folded in a labor-saving manner, and occupies a small using space area in a narrow storage space and an automobile space, so that the storage side is more convenient;

3. the folding bag is only composed of upright posts, a movable seat, long and short connecting rods and the like, is light and convenient, and can be transported and moved after being folded by using ropes or cloth bags.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a perspective view of the present invention;

fig. 2 is a bottom view of the present invention;

fig. 3 is a schematic view of part a of fig. 1.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be a fixed connection including welding, riveting, bonding, and the like; or the detachable connection comprises a threaded connection, a key connection, a pin connection and the like; or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The foldable structure for the folding vehicle shown in fig. 1-3 comprises a first upright 1, a second upright 2, a third upright 3 and a fourth upright 4, wherein the four uprights form a cuboid in a surrounding manner, the four uprights are respectively positioned at four edges of the cuboid, a movable support 6 is arranged at the top and the bottom of each upright, and first folding assemblies are arranged between the first upright 1 and the second upright 2 and between the third upright 3 and the fourth upright 4; second folding assemblies are arranged between the first upright post 1 and the fourth upright post 4 and between the second upright post 2 and the third upright post 3; when two sets of folding assembly expand, four stands can strut and form a big cuboid, and when two sets of folding assembly draw in, four stands draw in into a little cuboid. Still include central sliding seat 5, central sliding seat 5 is located the center of cuboid bottom, and central sliding seat 5 articulates has four end connecting rods 7, and four end connecting rods 7 are articulated with the movable support 6 of every stand bottom. The four bottom connecting rods at the bottom can be used as the bottom of the folding bicycle when being unfolded, and can be folded in a small cuboid formed by the four upright posts when being folded.

The first folding component comprises two long connecting rods 8, two first short connecting rods 9 and two second short connecting rods 10, one ends of the two long connecting rods 8 are hinged, and the other ends of the two long connecting rods are hinged to the movable support 6 at the bottom of the upright column on one corresponding side respectively; one ends of the two first short connecting rods 9 are hinged; one end of each of the two second short connecting rods 10 is hinged to the movable support 6 at the top of the corresponding side upright column, the other end of each of the two second short connecting rods is hinged to the other end of the corresponding first short connecting rod 9 and then is connected to the middle of the two long connecting rods 8 through a pin, and the centers of relative rotation of the first short connecting rod and the second short connecting rod after being hinged are concentric with the pin. At the hinged position of the two long connecting rods 8, the top parts of the two long connecting rods 8 are provided with limiting blocks 12, so that the long connecting rods can only rotate downwards and can not rotate upwards; at the hinged position of the two first short connecting rods 9, the bottom parts of the two first short connecting rods 9 are provided with limiting blocks 12, so that the first short connecting rods can only rotate upwards and can not rotate downwards; at the hinged position of the first short connecting rod 9 and the second short connecting rod 10, the first short connecting rod 9 is provided with a limiting block 12 at the bottom, and the second short connecting rod 10 is provided with a limiting block 12 at one side close to the connected upright post, so that the two short connecting rods can only rotate and fold towards the middle.

The second folding assembly comprises two inclined connecting rods 11, the two inclined connecting rods 11 are in cross-shaped pin connection in the middle, one ends of the inclined connecting rods 11 are hinged to the movable support 6 at the top of the stand column on one side, and the other ends of the inclined connecting rods 11 are hinged to the movable support 6 at the bottom of the stand column on the other side.

The movable support 6 on the top of each upright is closed, and the movable support on the bottom of each upright is closed. The lower ends of the long connecting rod and the inclined connecting rod are hinged on the upper part of the bottom movable support, and the upper ends of the long connecting rod and the inclined connecting rod are hinged on the lower part of the top movable support, so that the connecting rods are further limited within the range of four upright posts when the connecting rods are folded or unfolded. The top of the central movable seat 5 is closed, and the bottom connecting rod 7 is hinged to the lower part of the central movable seat 5, so that when the four stand columns are folded, the central movable seat runs upwards, and the bottom connecting rod is folded in the four stand columns.

Example 2

The embodiment is a foldable vehicle including the foldable structure of the foldable vehicle in embodiment 1.

In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A foldable structure for a folding vehicle comprises a first stand column (1), a second stand column (2), a third stand column (3) and a fourth stand column (4), wherein the four stand columns form a cuboid in an enclosing mode, and are respectively positioned at four edges of the cuboid, and the foldable structure is characterized in that the top and the bottom of each stand column are respectively provided with a movable support (6), and first folding assemblies are arranged between the first stand column (1) and the second stand column (2) and between the third stand column (3) and the fourth stand column (4); second folding assemblies are arranged between the first upright (1) and the fourth upright (4) and between the second upright (2) and the third upright (3);

the rectangular solid support is characterized by further comprising a central movable seat (5), wherein the central movable seat (5) is located in the center of the bottom of the rectangular solid, the central movable seat (5) is hinged with four bottom connecting rods (7), and the four bottom connecting rods (7) are hinged with a movable support (6) at the bottom of each stand column.

2. The foldable structure for folding vehicles according to claim 1, characterized in that said first folding assembly comprises two long connecting rods (8), two first short connecting rods (9) and two second short connecting rods (10), one end of each long connecting rod (8) being hinged and the other end being hinged to a mobile support (6) at the bottom of the corresponding upright;

one ends of the two first short connecting rods (9) are hinged;

one end of each second short connecting rod (10) is hinged to the movable support (6) at the top of the corresponding side upright column, and the other end of each second short connecting rod is hinged to the other end of the corresponding first short connecting rod (9) and then is connected to the middle of each long connecting rod (8) in a pin mode.

3. The foldable structure for folding vehicles according to claim 2, characterized in that at the hinge of the two long links (8), the tops of the two long links (8) are provided with a limit block (12); at the hinged position of the two first short connecting rods (9), the bottoms of the two first short connecting rods (9) are provided with limiting blocks (12); at the hinged position of the first short connecting rod (9) and the second short connecting rod (10), the bottom of the first short connecting rod (9) is provided with a limiting block (12), and one side of the second short connecting rod (10) close to a stand column connected with the first short connecting rod is provided with the limiting block (12).

4. The foldable structure for foldable vehicles according to claim 1, characterized in that said second folding assembly comprises two inclined connecting rods (11), the two inclined connecting rods (11) are pin-connected in the middle in a crossed manner, one end of the inclined connecting rod (11) is hinged to the movable support (6) at the top of the upright on one side, and the other end is hinged to the movable support (6) at the bottom of the upright on the other side.

5. Foldable structure for folding vehicles, according to claim 1, characterized in that the mobile supports (6) at the top of each upright are closed at the top and the mobile supports at the bottom of each upright are closed at the bottom.

6. Foldable structure for folding vehicles, according to claim 1, characterized in that said central mobile seat (5) is closed at the top and the bottom link (7) is hinged at the lower part of the central mobile seat (5).

7. A folding cart comprising the foldable structure for a folding cart according to any one of claims 1 to 5.