CN221469449U

CN221469449U - Folding chair

Info

Publication number: CN221469449U
Application number: CN202323377609.4U
Authority: CN
Inventors: 蔡辉; 陈俊
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2023-12-12
Filing date: 2023-12-12
Publication date: 2024-08-06
Anticipated expiration: 2033-12-12

Abstract

The utility model discloses a folding chair which is provided with an unfolding state and a folding state, wherein in the unfolding state, the folding chair comprises a side bracket, a side wall assembly, a backrest and a seat assembly, and the side bracket is provided with two groups which are arranged at intervals along the left-right direction; the side wall assembly comprises two side wall bars which are respectively arranged at the left side and the right side, and the front part of the side wall bar is rotationally connected to the side bracket; the backrest extends along the up-down direction, and the upper part of the backrest is rotationally connected with the rear part of the side rail; the seat assembly extends along the front-rear direction, the front part of the seat assembly is connected to the side bracket, the rear part of the seat assembly is rotatably connected to the backrest, and the seat assembly can be rotatably arranged relative to the side bracket; the folding chair is in a folding state, the side wall rods, the backrest and the seat component are folded with the side brackets along the front-back direction, and the seat component can be folded at different mounting heights.

Description

Folding chair

Technical Field

The utility model relates to a folding chair.

Background

In the prior art, most of the seats can be folded for convenient storage and arrangement, the structures of the seats are different, wherein the partially foldable seats are users applicable to different ages or different heights, the height of the seats can be adjusted, but the seats cannot be folded after the height of the seats is adjusted, and the seats can be folded only after the initial height of the seats is adjusted, so that great inconvenience is brought to the users.

Disclosure of Invention

The utility model aims to provide a novel folding chair.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a folding chair having an unfolded state and a folded state, the folding chair comprising:

the side brackets are provided with two groups which are arranged at intervals along the left-right direction;

The side wall assembly comprises two side wall rods which are respectively arranged at the left side and the right side and extend along the front-back direction, and the front parts of the side wall rods are rotationally connected to the side brackets at the same side;

The backrest extends in the vertical direction, and the upper part of the backrest is rotationally connected with the rear parts of the two side wall bars;

The seat assembly is positioned below the side wall assembly, the seat assembly extends in the front-rear direction, the front part of the seat assembly is connected to the side bracket, the rear part of the seat assembly is rotatably connected to the backrest, and the seat assembly can be rotatably arranged relative to the side bracket;

When the folding chair is in a folding state, the side wall bar, the backrest and the seat assembly are folded with the side bracket along the front-back direction.

Preferably, the mounting height of the seat assembly on the backrest and/or on the side brackets is adjustable, the seat assemblies are at different mounting heights, the folding chairs each have the folded state, and the seat assemblies are folded between the backrest and the side brackets.

Preferably, the side bracket comprises a front supporting rod and a rear supporting rod which extend along the up-down direction respectively, the upper part of the rear supporting rod is rotationally connected to the front supporting rod, the side wall assembly and the seat assembly are arranged between the front supporting rods on two sides and are connected with the front supporting rods, the front supporting rod and the rear supporting rod are folded along the front-rear direction when the folding chair is in a folded state, the side wall assembly is folded at the rear of the front supporting rod, and the side wall assembly is integrally positioned above the rear supporting rod.

Further, the seat assembly includes a first seat body and a second seat body each extending in a front-rear direction, a rear portion of the first seat body is rotatably connected to the backrest, the first seat body is rotatably connected to a rear portion of the second seat body, and a front portion of the second seat body is connected to the side brackets on both sides.

Further, a first sliding piece is arranged on the front support rod, the first sliding piece can be slidably arranged on the front support rod along the length extending direction of the front support rod, and the front part of the second seat body is fixedly connected with the first sliding piece;

or the front part of the second seat body is detachably connected with the front struts on two sides.

Preferably, the left side and the right side of the rear part of the first seat body are respectively provided with a connecting part extending in a backward protruding way, the backrest is positioned between the two connecting parts along the left-right direction, the backrest is rotationally connected with the two connecting parts, the connecting parts are detachably connected with the backrest, and the backrest is provided with a plurality of mounting structures which are distributed along the up-down direction and are used for being matched with the connecting parts;

or the connecting part can be arranged on the backrest in a sliding way along the length extending direction of the backrest.

Preferably, the folding chair further comprises a linkage assembly, wherein the linkage assembly is configured to enable the backrest to be folded along the front-rear direction relative to the side brackets in a linkage manner in the process that the front supporting rod and the rear supporting rod are folded along the front-rear direction.

Further, the linkage assembly includes a link and a second slider, the link extends in a front-rear direction, a front portion of the link is rotatably connected to the front strut, a rear portion of the link is rotatably connected to a lower portion of the backrest, the second slider is rotatably connected to the link, and the second slider is slidably disposed on the rear strut in a length extending direction of the rear strut.

Further, the linkage assembly is provided with two groups which are respectively arranged at the left side and the right side, a cross rod is fixedly arranged between the rear parts of the two groups of connecting rods, and the lower part of the backrest is rotationally connected with the connecting rods around the central line of the cross rod.

Preferably, the folding chair further comprises a pedal frame, wherein the pedal frame is arranged between the side brackets at two sides, and the height of the pedal frame is always lower than that of the seat assembly, and the pedal frame is detachably arranged on the side brackets, or the pedal frame can be arranged on the side brackets at two sides in a sliding manner along the up-down direction, so that the pedal frame is provided with a plurality of different installation heights on the side brackets.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the folding chair is provided with the side wall bar, the backrest, the side support and the seat component, and the side wall bar, the backrest, the side support and the seat component are folded along the front-back direction in the folding process, so that the seat component is positioned at different mounting heights, and the folding chair can be folded, thereby providing convenience for users.

Drawings

FIG. 1 is a schematic perspective view of a folding chair according to an embodiment of the present utility model in an unfolded state;

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

FIG. 3 is an enlarged schematic view of FIG. 1 at B;

FIG. 4 is a schematic front view of FIG. 1;

FIG. 5 is a schematic side view of FIG. 1;

FIG. 6 is a schematic view of FIG. 5 in a first state of the folding process;

FIG. 7 is a schematic view of FIG. 5 in a second state of the folding process;

FIG. 8 is a schematic view of FIG. 5 in a folded condition;

Wherein: 1. a side bracket; 11. a front strut; 111. a first slider; 112. a chute; 113. a third slider; 12. a rear strut; 2. a side wall assembly; 21. a side rail; 3. a backrest; 31. a mounting groove; 4. a seat assembly; 41. a first base; 411. a connection part; 42. a second seat body; 5. a linkage assembly; 51. a connecting rod; 511. a cross bar; 52. a second slider; 6. a pedal frame; 7. a front cross bar.

Detailed Description

The following description of the orientations of the upper, lower, left, right, front, rear, inner, outer, etc. are defined with reference to the orientations observed when a user sits on the folding chair in the unfolded state, only for the purpose of clearly illustrating the relative positional relationship of the components of the folding chair.

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Referring to fig. 1, a folding chair having an unfolded state and a folded state includes a side bracket 1, a side frame assembly 2, a backrest 3, and a seat assembly 4. In the unfolded state, the side frames 1 have two groups disposed at intervals in the left-right direction. The side wall assembly 2 includes two side wall bars 21 which are respectively arranged at the left side and the right side and extend along the front-back direction, and the front parts of the side wall bars 21 are rotationally connected to the side brackets 1 at the same side. The backrest 3 extends in the up-down direction, and the upper portion of the backrest 3 is rotatably connected to the rear portions of the two side rails 21. The seat assembly 4 is located below the side wall assembly 2, the seat assembly 4 extends in the front-rear direction, the front portion of the seat assembly 4 is connected to the side bracket 1, the rear portion of the seat assembly 4 is rotatably connected to the backrest 3, and the seat assembly 4 can be rotatably disposed with respect to the side bracket 1.

When the folding chair is in a folded state, the side wall rods 21, the backrest 3 and the seat assembly 4 are folded with the side brackets 1 along the front-back direction, and the size of the folding chair is greatly reduced along the front-back direction, so that the folding chair is convenient to store and arrange.

In this embodiment, the side bracket 1 includes a front strut 11 and a rear strut 12 each extending in the up-down direction, the upper portion of the rear strut 12 is rotatably connected to the front strut 11, and the side wall assembly 2 and the seat assembly 4 are disposed between the front struts 11 on both sides and connected to the front strut 11. Referring to fig. 1, in the unfolded state, the front strut 11 extends obliquely rearward from bottom to top, and the upper end portion of the front strut 11 is rotatably connected to the front end portion of the side rail 21 about the first rotation center line X1. The rear strut 12 extends obliquely from bottom to top forward, and an upper end portion of the rear strut 12 is rotatably connected to a middle portion of the front strut 11 about the second rotation center line X2. Specifically, the middle part of the front strut 11 is provided with a first connector extending backward from the front strut 11, the extending direction of the first connector is perpendicular to the extending direction of the front strut 11, and the upper end part of the rear strut 12 is rotatably connected to the rear part of the connector around the second rotation center line X2. The first rotation center line X1 and the second rotation center line X2 are parallel to each other and extend in the left-right direction.

Referring to fig. 1, in the present embodiment, the rear end portions of the two side rails 21 are bent toward each other, and the upper end portion of the backrest 3 is rotatably connected between the rear end portions of the two side rails 21 about the third rotation center line X3. The third rotation center line X3 and the first rotation center line X1 are parallel to each other.

In this embodiment, the mounting heights of the seat assembly 4 on the backrest 3 and the side frames 1 are adjustable, the seat assembly 4 is in different mounting heights, the folding chairs have folding states, and in the folding states, the seat assembly 4 can be folded between the backrest 3 and the side frames 1. In this embodiment, the seat assembly 4 includes a first seat body 41 and a second seat body 42 each extending in the front-rear direction, the rear portion of the first seat body 41 is rotatably connected to the backrest 3, the front portion of the first seat body 41 is rotatably connected to the rear portion of the second seat body 42, and the front portion of the second seat body 42 is connected to the side brackets 1 on both sides. As shown in fig. 1, the first housing 41 and the second housing 42 are rotatably connected about a fourth rotation center line X4, and the fourth rotation center line X4 also extends in the left-right direction. The first housing 41 has a larger size in the front-rear direction than the second housing 42, and in the unfolded state, the user sits more on the first housing 41.

In the present embodiment, the second seat body 42 is slidably connected to the front strut 11 along the length direction of the front strut 11, and the rear portion of the first seat body 41 is detachably connected to the backrest 3. Specifically, the front strut 11 is provided with a first slider 111, and the first slider 111 is slidably provided on the front strut 11 in the longitudinal extension direction of the front strut 11. The front portion of the second housing 42 is fixedly coupled with the first slider 111 such that the second housing 42 can slide up and down and be height-adjusted. In this embodiment, as shown in fig. 1 and 2, a sliding groove 112 extending along the length direction of the front strut 11 is provided on the inner side of each front strut 11, and the first sliding member 111 is slidably disposed in the sliding groove 112, so as to realize the relative sliding between the first sliding member 111 and the front strut 11. A locking mechanism for locking the first slider 111 and the front strut 11 is further provided between them, so that the second seat body 42 can be maintained at a certain height, and thus the seat assembly 4 can be maintained at a certain height. In other embodiments, the front portion of the second housing 42 is detachably connected to the front struts 11 on both sides to achieve the height adjustment of the second housing 42.

In this embodiment, the left and right sides of the rear portion of the first seat body 41 have connecting portions 411 protruding rearward, the backrest 3 is located between the two connecting portions 411 in the left-right direction, the backrest 3 and the two connecting portions 411 are rotatably connected about a fifth rotation center line X5, and the fifth rotation center line X5 extends in the left-right direction. In this embodiment, the connection portion 411 is also detachably connected to the backrest 3, and a plurality of mounting structures distributed in the up-down direction for cooperatively mounting the connection portion 411 are provided on the backrest 3. Specifically, the mounting structure is a plurality of mounting grooves 31 provided on both sides of the backrest 3 at intervals along the length direction of the backrest 3, and the connection portion 411 is provided with a connector (not shown in the drawings) capable of being fitted into the mounting groove 31. The connector is movably disposed on the connection part 411 in the left-right direction, and can be inserted into the mounting groove 31 or separated from the mounting groove 31 by driving the connector to move left-right. The axis of the connecting member extends in line with the fifth rotation axis X5, and the rotational connection between the first seat body 41 and the backrest 3 is achieved by the connecting member. When the connector is inserted in the mounting groove 31, the height of the first housing 41 is fixed. When the connecting member is disengaged from the mounting groove 31, the first seat 41 is driven to move up and down for height adjustment. In other embodiments, the connecting portion 411 is slidably disposed on the backrest 3 along the length extending direction of the backrest 3, so that the connecting portion 411 is slidingly and rotationally connected with the backrest 3, and the height of the first seat 41 is changed by driving the relative sliding therebetween.

When the height of the seat assembly 4 needs to be adjusted, the locking between the first sliding piece 111 and the front supporting rod 11 is released, the connecting piece is driven to be separated from the mounting groove 31, the seat assembly 4 is moved up and down relative to the side bracket 1, after the seat assembly 4 is moved to the required height, the first sliding piece 111 and the front supporting rod 11 are locked, and meanwhile the connecting piece is driven to move towards the backrest 3 and is inserted into the mounting groove 31, so that the seat assembly 4 can be maintained at the mounting height.

In this embodiment, the folding chair further includes a linkage assembly 5, and in the process of folding the front support rod 11 and the rear support rod 12 along the front-rear direction, the linkage assembly 5 is linked to fold the backrest 3 along the front-rear direction relative to the side bracket 1. In this embodiment, the linkage assembly 5 includes a link 51 and a second slider 52. In the unfolded state, the link 51 extends in the front-rear direction, the front portion of the link 51 is rotatably connected to the front strut 11, the rear portion of the link 51 is rotatably connected to the lower portion of the backrest 3, the second slider 52 is rotatably connected to the link 51, and the second slider 52 is slidably provided on the rear strut 12 in the length extending direction of the rear strut 12.

Referring to fig. 1, the link assembly 5 has two groups provided separately on the left and right sides of the folding chair, and the front portion of the link 51 is rotatably connected to the middle portion of the front strut 11 about a sixth rotation center line X6, and the sixth rotation center line X6 and the second rotation center line X2 are parallel to each other. Specifically, the link 51 is rotatably connected to a second connector extending rearward from the front strut 11, the second connector being located below the first connector in the up-down direction, and the sixth rotation center line X6 being located below the second rotation center line X2.

A cross bar 511 is fixedly arranged between the rear parts of the two groups of connecting rods 51, and the lower part of the backrest 3 is rotatably connected with the connecting rods 51 around the central line of the cross bar 511. The second slider 52 is rotatably connected to the link 51 about a seventh rotation center line X7, the sixth rotation center line X6, the seventh rotation center line X7, and the center line of the cross bar 511 are parallel to each other, and in the unfolded state, the sixth rotation center line X6, the seventh rotation center line X7, and the center line of the cross bar 511 are sequentially distributed from front to back.

In other embodiments, the linkage assembly 5 is disposed between the rear strut 12 and the backrest 3, and the rear strut 12 urges the backrest 3 to fold in the front-rear direction relative to the side frame 1 through the linkage assembly 5 during the folding of the front strut 11 and the rear strut 12 in the front-rear direction. In other embodiments, the linkage assembly 5 may not be provided.

In this embodiment, the folding chair further comprises a pedal frame 6, wherein the pedal frame 6 is arranged between the side brackets 1 at two sides, and the height of the pedal frame 6 is always lower than the seat assembly 4, so that when a user sits on the folding chair, feet can be supported on the pedal frame 6. The pedal frame 6 can be arranged on the side brackets 1 on the two sides in a sliding manner along the up-down direction, so that the pedal frame 6 has a plurality of different mounting heights on the side brackets 1, and a user can adjust the pedal frame 6 to the most comfortable position according to the age, the height and other conditions of the user. Referring to fig. 1 and 3, each front strut 11 is provided with a third sliding member 113, the third sliding members 113 are slidably disposed in the sliding grooves 112, and two sides of the pedal frame 6 are respectively connected with the two third sliding members 113, so that the pedal frame 6 can slide up and down along the length extension direction of the front strut 11. In other embodiments, the foot rest 6 is detachably mounted on the side bracket 1, thereby achieving a height adjustment of the foot rest 6.

In addition to being used for supporting the feet of the user, the arrangement of the pedal frame 6 also enhances the stability between the side brackets 1. In this embodiment, to further enhance the stability of the folding chair in the left-right direction, a front cross bar 7 is disposed between the lower parts of the front struts 11 on both sides, the front cross bar 7 extends in the left-right direction, and in the up-down direction, the front cross bar 7 is always located below the pedal frame 6.

In the unfolded state of the folding chair, as shown in fig. 1 to 5, the front support bar 11 is unfolded opposite to the rear support bar 12, and a triangle is formed between the front support bar 11, the rear support bar 12 and the link 51, so that stable support can be provided. In this state, the side bracket 1, the side rail 21, the backrest 3 and the link 51 form a stable seat frame on which the user can adjust the height of the seat assembly 4 according to his/her age, height or other requirements. In the unfolded state, the first seat 41 mainly plays a role of providing sitting support for the user, and extends obliquely downwards from front to back, so that the user can sit on the seat more comfortably, and meanwhile, the second seat 42 inclines downwards from back to front, the legs of the user can ride on the second seat 42, and the legs can be suspended and can also be supported on the pedal frame 6. The backrest 3 extends obliquely from bottom to top and is more comfortable when the user leans back against the backrest 3. Two side rails 21 on either side provide lateral protection and may also be used as armrests.

When the folding chair is folded, referring to fig. 6 to 7, the backrest 3 is pressed down to drive the backrest 3 to move downwards, the backrest 3 drives the side rail 21 to rotate downwards around the second rotation center line X2, meanwhile, the backrest 3 drives the first seat 41 and the connecting rod 51 to turn downwards, the connecting rod 51 drives the second sliding piece 52 to slide downwards relative to the rear supporting rod 12, the connecting rod 51 and the second sliding piece 52 drive the front supporting rod 11, the rear supporting rod 12 and the backrest 3 to fold along the front and rear directions, and the backrest 3 drives the side rail 21, the first seat 41 and the connecting rod 51 to fold relative to the front supporting rod 11.

In the folded state of the folding chair, as shown in fig. 8, the front support rod 11 and the rear support rod 12 are folded together in the front-rear direction, the side wall assembly 2 is folded behind the front support rod 11, the side wall assembly 2 is integrally located above the rear support rod 12, the seat assembly 4 is folded between the front support rod 11 and the side wall assembly 2 in the front-rear direction, and the backrest 3 and the seat assembly 4 are folded between the side brackets 1 on both sides in the left-right direction.

In summary, the seat assembly 4 of the folding chair of this embodiment is height-adjustable, so that the folding chair can be suitable for people of different ages and heights, and also suitable for different use environments. In the unfolded state, the side brackets 1, the side rails 21, the backrest 3 and the links 51 form a stable seat frame on which the seat assembly 4 is height-adjusted. The folding chair can be folded no matter what installation height the seat assembly 4 is located, so that the operation of a user is facilitated, and the folding chair after folding is compact in structure along the front-rear direction, so that the folding chair is convenient to store and tidy.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. A folding chair having an unfolded state and a folded state, characterized in that: in an unfolded state, the folding chair includes:

2. The folding chair as in claim 1, wherein: the seat assembly is arranged on the backrest and/or the side brackets in an adjustable mode, the seat assembly is arranged at different mounting heights, the folding chairs are in the folding state, and the seat assembly is folded between the backrest and the side brackets.

3. The folding chair as in claim 1, wherein: the side bracket comprises a front supporting rod and a rear supporting rod which extend along the up-down direction respectively, the upper part of the rear supporting rod is rotationally connected with the front supporting rod, the side wall component and the seat component are arranged between the front supporting rods at the two sides and are connected with the front supporting rod,

The folding chair is in a folding state, the front support rod and the rear support rod are folded along the front-rear direction, the side wall assembly is folded at the rear of the front support rod, and the side wall assembly is integrally located above the rear support rod.

4. A folding chair as claimed in claim 3, wherein: the seat assembly comprises a first seat body and a second seat body, wherein the first seat body and the second seat body extend in the front-back direction respectively, the rear part of the first seat body is rotationally connected to the backrest, the first seat body is rotationally connected with the rear part of the second seat body, and the front part of the second seat body is connected to the side brackets on two sides.

5. The folding chair as in claim 4, wherein: the front support rod is provided with a first sliding piece, the first sliding piece can be slidably arranged on the front support rod along the length extension direction of the front support rod, and the front part of the second seat body is fixedly connected with the first sliding piece;

6. The folding chair as in claim 4, wherein: the left side and the right side of the rear part of the first seat body are respectively provided with a connecting part which protrudes backwards, the backrest is positioned between the two connecting parts along the left-right direction, the backrest is rotationally connected with the two connecting parts, the connecting parts are detachably connected with the backrest, and the backrest is provided with a plurality of mounting structures which are distributed along the up-down direction and are used for being matched with the connecting parts;

7. A folding chair as claimed in claim 3, wherein: the folding chair further comprises a linkage assembly, wherein the linkage assembly is configured to enable the backrest to be folded along the front-rear direction relative to the side support in a linkage manner in the process that the front support and the rear support are folded along the front-rear direction.

8. The folding chair as in claim 7, wherein: the linkage assembly comprises a connecting rod and a second sliding part, the connecting rod extends along the front-back direction, the front part of the connecting rod is rotationally connected to the front supporting rod, the rear part of the connecting rod is rotationally connected with the lower part of the backrest, the second sliding part is rotationally connected to the connecting rod, and the second sliding part can be slidingly arranged on the rear supporting rod along the length extending direction of the rear supporting rod.

9. The folding chair as in claim 8, wherein: the linkage assembly is provided with two groups which are respectively arranged at the left side and the right side, a cross rod is fixedly arranged between the rear parts of the two groups of connecting rods, and the lower part of the backrest is rotationally connected with the connecting rods around the central line of the cross rod.

10. The folding chair as claimed in any one of claims 1 to 9, wherein: the folding chair further comprises a pedal frame, wherein the pedal frame is arranged between the side brackets on two sides, the height of the pedal frame is always lower than that of the seat assembly, and the pedal frame is detachably arranged on the side brackets, or the pedal frame can be arranged on the side brackets on two sides in a sliding manner along the up-down direction, so that the pedal frame is provided with a plurality of different installation heights on the side brackets.