Chair convenient to fold

Abstract

The utility model aims to solve the problem of poor folding effect of the existing chair. The utility model provides a chair convenient to fold, which comprises stool legs for supporting and a lifting component, wherein the stool legs are respectively positioned on the left side and the right side to form a left supporting structure and a right supporting structure of the chair; the left supporting structure and the right supporting structure of the chair are arranged in a mirror image manner; the lifting assembly is arranged between the left supporting structure and the right supporting structure. The lifting assembly comprises at least one first connecting rod hinged to the left supporting structure, at least one second connecting rod hinged to the right supporting structure and a lifting block located between the first connecting rod and the second connecting rod. The lifting block is hinged to the first connecting rod and the second connecting rod. The left supporting structure and the right supporting structure are close to each other to be folded, and rapid folding and storage are achieved.

Description

Technical Field

[0001] The utility model relates to the field of folding chairs, in particular to a conveniently foldable chair. Background Art

[0002] In order to facilitate carrying, traditional chairs are designed to be foldable. In existing folding chairs, they are usually folded front and back, and the folded chair forms a flat object, such as the content shown in the patent with the authorization announcement number CN221105295U. After the folding chair is folded, the width of the chair does not change, so it still occupies a certain amount of space, which is inconvenient. Therefore, a chair that is easy to fold and occupies less space after folding is needed. Summary of the invention

[0003] The utility model aims to solve the deficiencies of the prior art and provide a conveniently foldable chair.

[0004] In order to solve the above problems, the utility model adopts the following solutions:

[0005] A chair that is easy to fold, comprising legs for support and a lifting assembly; wherein the legs are respectively located on the left and right sides, forming a left supporting structure and a right supporting structure of the chair; the left supporting structure and the right supporting structure of the chair are arranged in a mirror image; the lifting assembly is arranged between the left supporting structure and the right supporting structure; the lifting assembly comprises at least one first connecting rod hinged to the left supporting structure, at least one second connecting rod hinged to the right supporting structure and a lifting block located between the first connecting rod and the second connecting rod, and the lifting block is respectively hinged to the first connecting rod and the second connecting rod.

[0006] Furthermore, the left supporting structure includes two left legs, a left armrest rod, a left backrest rod, and a left cushion rod; one end of the left backrest rod is hinged to the left cushion rod through a left hinge; the left cushion rod is also hinged to the two left legs respectively; one end of the two left legs is hinged to the left armrest rod, and the other ends of the two left legs face the ground; the end of the left armrest rod facing the lifting assembly is hinged to the left backrest rod.

[0007] Furthermore, the right supporting structure also includes two right stool legs, a right armrest rod, a right backrest rod, and a right cushion rod; one end of the right backrest rod is hinged to the right cushion rod through a right hinge; the right cushion rod is also hinged to the two right stool legs respectively; one end of the two right stool legs is hinged to the right armrest rod, and the other ends of the two right stool legs face the ground; the end of the right armrest rod facing the lifting assembly is hinged to the right backrest rod.

[0008] Furthermore, one end of a first connecting rod in the lifting assembly is hinged to the left backrest rod in the left supporting structure; one end of a second connecting rod is hinged to the right backrest rod in the right supporting structure.

[0009] Furthermore, one end of a first connecting rod in the lifting assembly is hinged to one end of a left cushion rod in the left supporting structure; one end of a second connecting rod is hinged to one end of a right cushion rod in the right supporting structure.

[0010] Furthermore, one end of a first connecting rod in the lifting assembly is hinged to one of the left stool legs in the left supporting structure; one end of a second connecting rod is hinged to one of the right stool legs in the right supporting structure.

[0011] Furthermore, lifting rods are provided between the lifting blocks in the lifting assembly, and the lifting rods are respectively connected to all the lifting blocks.

[0012] Furthermore, a rotating connection structure is provided between the left supporting structure and the right supporting structure; the rotating connection structure comprises two rotating rods, and the middle parts of the two rotating rods are rotatably connected to each other; one end of one of the rotating rods is hinged to one end of the left cushion rod away from the lifting assembly, and the other end of the rotating rod is hinged to the lower end of the right stool leg in the right supporting structure away from the lifting assembly; one end of the other rotating rod is hinged to one end of the right cushion rod away from the lifting assembly, and the other end of the rotating rod is hinged to the lower end of the left stool leg in the left supporting structure away from the lifting assembly.

[0013] Furthermore, a first fabric surface is provided between the left seat cushion rod and the right seat cushion rod; and a second fabric surface is provided between the left backrest rod and the right backrest rod.

[0014] Furthermore, the first fabric surface and the second fabric surface are connected to each other.

[0015] The beneficial effects of the utility model are:

[0016] By arranging a rotating hinged lifting structure between the left supporting structure and the right supporting structure, and coordinating the bending of the first connecting rod and the second connecting rod in the lifting structure, the left supporting structure and the right supporting structure are brought closer to each other and retracted;

[0017] By setting the lifting assembly including a plurality of first connecting rods rotatably connected to the left supporting structure and a plurality of second connecting rods rotatably connected to the right supporting structure, the left supporting structure and the right supporting structure can be folded forward and backward at the same time as being folded leftward and rightward, so as to ensure that the volume after being folded is small, and it is convenient to store and carry;

[0018] By arranging interconnected lifting rods between all the lifting blocks, the lifting blocks can move in the same direction, making it convenient to fold up the chair;

[0019] By providing a rotating connection structure, the connection stability between the left supporting structure and the right supporting structure is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 Schematic diagram of removing the cloth cover of the chair in Example 1 Figure 1 ;

[0021] Figure 2 Schematic diagram of removing the cloth cover of the chair in Example 1 Figure 2 ;

[0022] Figure 3 The folding diagram of the chair of Example 1 after removing the cloth cover Figure 1 ;

[0023] Figure 4 The folding diagram of the chair of Example 1 after removing the cloth cover Figure 2 ;

[0024] Description of the accompanying drawings: left supporting structure 1, left stool leg 11, left armrest rod 12, left backrest rod 13, left cushion rod 14, left hinge 15, right supporting structure 2, right stool leg 21, right armrest rod 22, right backrest rod 23, right cushion rod 24, right hinge 25, lifting assembly 3, first connecting rod 31, second connecting rod 32, lifting block 33, lifting rod 34, rotating connecting structure 4, rotating rod 41. DETAILED DESCRIPTION

[0025] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0026] It should be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present invention, and the figures only show components related to the present invention rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated. Example

[0027] like Figures 1 to 4As shown, a chair that is easy to fold includes legs for support and a lifting assembly 3; wherein the legs are respectively located on the left and right sides of the chair, forming a left supporting structure 1 and a right supporting structure 2 of the chair; in this example, a chair is provided with four legs in total, and the four legs are distributed in pairs on the left and right sides of the chair, forming corresponding left supporting structures 1 and right supporting structures 2; the left supporting structure 1 and the right supporting structure 2 of the chair are mirror-arranged; the lifting assembly 3 is arranged between the left supporting structure 1 and the right supporting structure 2; the lifting assembly 3 includes at least one first connecting rod 31 hinged to the left supporting structure 1, at least one second connecting rod 32 hinged to the right supporting structure 2, and a lifting block 33 located between the first connecting rod 31 and the second connecting rod 32, and the lifting block 33 is respectively hinged to the first connecting rod 31 and the second connecting rod 32.

[0028] The left supporting structure 1 includes two left stool legs 11, and also includes a left handrail rod 12, a left backrest rod 13, and a left cushion rod 14; wherein one end of the left backrest rod 13 is hinged to the left cushion rod 14 through a left hinge 15; the left cushion rod 14 is also hinged to the two left stool legs 11 respectively; one end of the two left stool legs 11 is hinged to the left handrail rod 12, and the other ends of the two left stool legs 11 face the ground; the end of the left handrail rod 12 facing the lifting component 3 is hinged to the left backrest rod 13.

[0029] The right supporting structure 2 also includes two right stool legs 21, as well as a right armrest rod 22, a right backrest rod 23, and a right cushion rod 24; one end of the right backrest rod 23 is hinged to the right cushion rod 24 through a right hinge 25; the right cushion rod 24 is also hinged to the two right stool legs 21 respectively; one end of the two right stool legs 21 is hinged to the right armrest rod 22, and the other ends of the two right stool legs 21 face the ground; the end of the right armrest rod 22 facing the lifting assembly 3 is hinged to the right backrest rod 23.

[0030] One end of a first connecting rod 31 in the lifting assembly 3 is hinged to the left backrest rod 13 in the left supporting structure 1; one end of a second connecting rod 32 is hinged to the right backrest rod 23 in the right supporting structure 2; one end of another first connecting rod 31 in the lifting assembly 3 is hinged to one end of the left cushion rod 14 in the left supporting structure 1; one end of another second connecting rod 32 is hinged to one end of the right cushion rod 24 in the right supporting structure 2; one end of another first connecting rod 31 in the lifting assembly 3 is hinged to one of the left stool legs 11 in the left supporting structure 1; one end of another second connecting rod 32 is hinged to one of the right stool legs 21 in the right supporting structure 2; a lifting rod 34 is also arranged between the lifting blocks 33 in the lifting assembly 3, and the lifting rod 34 is respectively connected to all the lifting blocks 33. In this example, three first connecting rods 31 and three second connecting rods 32 are arranged between the left supporting structure 1 and the right supporting structure 2, and three lifting blocks 33 are arranged accordingly. Interconnected lifting rods 34 are arranged between the three lifting blocks 33, and the lifting rods 34 are respectively connected to the three lifting blocks 33, so that the three lifting blocks 33 can move in the same direction at the same time, so that the left supporting structure 1 and the right supporting structure 2 move closer to each other to be retracted. On the other hand, due to the hinged structure arranged between the armrest rod, the cushion rod and the backrest rod, the left supporting structure 1 and the right supporting structure 2 will not only move closer to each other, but also tilt upward, so that they can be retracted in the front and rear directions.

[0031] A rotating connection structure 4 is also arranged between the left supporting structure 1 and the right supporting structure 2; the rotating connection structure 4 includes two rotating rods 41, and the middle parts of the two rotating rods 41 are rotatably connected to each other; one end of one of the rotating rods 41 is hinged to one end of the left cushion rod 14 away from the lifting assembly 3, and the other end of the rotating rod 41 is hinged to the lower end of the right stool leg 21 in the right supporting structure 2 away from the lifting assembly 3; one end of the other rotating rod 41 is hinged to one end of the right cushion rod 24 away from the lifting assembly 3, and the other end of the rotating rod 41 is hinged to the lower end of the left stool leg 11 in the left supporting structure 1 away from the lifting assembly 3.

[0032] A first fabric surface is provided between the left cushion rod 14 and the right cushion rod 24 ; a second fabric surface is provided between the left backrest rod 13 and the right backrest rod 23 ; in this example, the first fabric surface and the second fabric surface are connected to each other.

[0033] During the implementation process, a rotating and hinged lifting structure is set between the left supporting structure 1 and the right supporting structure 2, and the first connecting rod 31 and the second connecting rod 32 in the lifting structure are bent, so that the left supporting structure 1 and the right supporting structure 2 are brought close to each other and folded; by setting a lifting assembly 3 including multiple first connecting rods 31 rotatably connected to the left supporting structure 1 and multiple second connecting rods 32 rotatably connected to the right supporting structure 2, the left supporting structure 1 and the right supporting structure 2 can be folded front and back while being folded left and right, ensuring that the final folded volume is small, which is convenient for storage and carrying; by setting mutually connected lifting rods 34 between all the lifting blocks 33, the lifting blocks 33 move in the same direction, which is convenient for folding the chair; by setting a rotating connecting structure 4, the connection stability between the left supporting structure 1 and the right supporting structure 2 is improved.

[0034] The above description is only a specific example of the utility model and does not constitute any limitation to the utility model. Obviously, for professionals in this field, after understanding the content and principle of the utility model, it is possible to make various modifications and changes in form and details without departing from the principle and structure of the utility model, but these modifications and changes based on the idea of ​​the utility model are still within the scope of protection of the claims of the utility model.

Claims

1. A conveniently foldable chair, comprising legs for support, characterized in that: The chair also includes a lifting assembly (3); wherein the legs are located on the left and right sides respectively, forming a left support structure (1) and a right support structure (2) of the chair; the left support structure (1) and the right support structure (2) of the chair are arranged in a mirror image; the lifting assembly (3) is arranged between the left support structure (1) and the right support structure (2); the lifting assembly (3) includes at least one first connecting rod (31) hinged to the left support structure (1), at least one second connecting rod (32) hinged to the right support structure (2), and a lifting block (33) located between the first connecting rod (31) and the second connecting rod (32), and the lifting block (33) is hinged to the first connecting rod (31) and the second connecting rod (32), respectively.

2. A convenient foldable chair according to claim 1, characterized in that: The left support structure (1) comprises two left stool legs (11), a left handrail rod (12), a left backrest rod (13), and a left cushion rod (14); wherein one end of the left backrest rod (13) is hingedly connected to the left cushion rod (14) via a left hinge (15); the left cushion rod (14) is also hingedly connected to the two left stool legs (11), respectively; one end of the two left stool legs (11) is hingedly connected to the left handrail rod (12), and the other ends of the two left stool legs (11) face the ground; and one end of the left handrail rod (12) facing the lifting assembly (3) is hingedly connected to the left backrest rod (13).

3. A convenient foldable chair according to claim 2, characterized in that: The right support structure (2) also includes two right stool legs (21), a right handrail rod (22), a right backrest rod (23), and a right cushion rod (24); one end of the right backrest rod (23) is hinged to the right cushion rod (24) through a right hinge (25); the right cushion rod (24) is also hinged to the two right stool legs (21) respectively; one end of the two right stool legs (21) is hinged to the right handrail rod (22), and the other ends of the two right stool legs (21) face the ground; one end of the right handrail rod (22) facing the lifting assembly (3) is hinged to the right backrest rod (23).

4. The convenient foldable chair according to claim 3, characterized in that: One end of a first connecting rod (31) in the lifting assembly (3) is hinged to a left backrest rod (13) in the left support structure (1); and one end of a second connecting rod (32) is hinged to a right backrest rod (23) in the right support structure (2).

5. The convenient folding chair according to claim 4, characterized in that: One end of a first connecting rod (31) in the lifting assembly (3) is hinged to one end of a left cushion rod (14) in the left support structure (1); and one end of a second connecting rod (32) is hinged to one end of a right cushion rod (24) in the right support structure (2).

6. A conveniently foldable chair according to any one of claims 4 or 5, characterized in that: One end of a first connecting rod (31) in the lifting assembly (3) is hinged to one of the left stool legs (11) in the left support structure (1); and one end of a second connecting rod (32) is hinged to one of the right stool legs (21) in the right support structure (2).

7. The convenient foldable chair according to claim 6, characterized in that: Lifting rods (34) are also provided between the lifting blocks (33) in the lifting assembly (3), and the lifting rods (34) are respectively connected to all the lifting blocks (33).

8. The convenient foldable chair according to claim 3, characterized in that: A rotating connection structure (4) is also provided between the left support structure (1) and the right support structure (2); the rotating connection structure (4) comprises two rotating rods (41), the middle parts of the two rotating rods (41) being rotatably connected to each other; one end of one of the rotating rods (41) is hinged to one end of the left cushion rod (14) away from the lifting assembly (3), and the other end of the rotating rod (41) is hinged to the lower end of the right stool leg (21) in the right support structure (2) away from the lifting assembly (3); one end of the other rotating rod (41) is hinged to one end of the right cushion rod (24) away from the lifting assembly (3), and the other end of the rotating rod (41) is hinged to the lower end of the left stool leg (11) in the left support structure (1) away from the lifting assembly (3).

9. The convenient foldable chair according to claim 3, characterized in that: A first fabric surface is provided between the left seat cushion rod (14) and the right seat cushion rod (24); and a second fabric surface is provided between the left backrest rod (13) and the right backrest rod (23).

10. The convenient foldable chair according to claim 9, characterized in that: The first fabric surface and the second fabric surface are connected to each other.

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