CN221105291U

CN221105291U - Folding chair

Info

Publication number: CN221105291U
Application number: CN202322933236.8U
Authority: CN
Inventors: 施方振
Original assignee: Dongyang Xinnuo Outdoor Products Co ltd
Current assignee: Dongyang Xinnuo Outdoor Products Co ltd
Priority date: 2023-10-31
Filing date: 2023-10-31
Publication date: 2024-06-11
Anticipated expiration: 2033-10-31

Abstract

The utility model belongs to the technical field of chairs, in particular to a folding chair which comprises a sitting frame, a backrest frame and supporting legs, wherein the lower end of the backrest frame is rotatably arranged at the rear end of the sitting frame, the supporting legs comprise front supporting legs and rear supporting legs which are arranged in pairs, the middle part of each front supporting leg is rotatably arranged at the middle part of one side edge of the sitting frame, the middle part of each rear supporting leg is rotatably arranged at the rear part of one side edge of the sitting frame, the upper end of each front supporting leg is connected with an armrest, the rear end of each armrest is rotatably connected with one side edge of the backrest frame, the rear supporting leg is further provided with a rotating device, the rotating device comprises a connecting piece, a pulling piece and a connecting rod, one end of the connecting rod penetrates through the lower end of the backrest frame, the other end of the connecting piece is arranged above the rear supporting leg, the lower end of the pulling piece is rotatably connected with the rear supporting leg, and the upper end of the pulling piece is connected with the connecting rod.

Description

Folding chair

Technical Field

The utility model belongs to the technical field of chairs, in particular to a folding chair.

Background

The folding chair has two states of folding and unfolding, is folded and folded when not needed, so that occupied space is reduced, the folding chair is light and convenient to transport, has strong practicability, can be used by directly pulling two hands open when in use, is usually crossed by two chair frames and connected through a rotating rod, and is folded relatively when needed, but the two chair frames can be blocked when being folded through the rotating rod autorotation, so that people still need to apply larger force when opening or closing, and therefore, the folding chair needs to be folded more smoothly, and drives the other chair frame to fold through one chair frame.

Disclosure of Invention

The utility model aims to provide a folding chair which is simple in structure, is smoother to fold and drives one chair frame to fold.

The purpose of the utility model is realized in the following way:

The lower end of the backrest frame is rotationally arranged at the rear end of the seat frame, the supporting legs comprise front supporting legs and rear supporting legs which are arranged in pairs, the middle parts of the front supporting legs are rotationally arranged at the middle parts of the side edges of the seat frame, the middle parts of the rear supporting legs are rotationally arranged at the rear parts of the side edges of the seat frame, the upper ends of the front supporting legs are connected with handrails, and the rear ends of the handrails are rotationally connected to the side edges of the backrest frame;

the folding chair comprises a back support leg, and is characterized in that a rotating device is further arranged on the back support leg, the rotating device comprises a connecting piece, a pull piece and a connecting rod, the connecting piece is arranged at the rear end of the seat frame, the upper end of the connecting piece is rotationally connected with the lower end of the back support frame, one end of the connecting rod penetrates through the lower end of the back support frame, the other end of the connecting rod is arranged above the back support leg, the lower end of the pull piece is rotationally connected with the back support leg, the upper end of the pull piece is connected with the connecting rod, and when the folding chair is folded, the back support leg drives the upper end of the pull piece to be pulled backwards through the connecting rod, and at the moment, the back support leg is pulled backwards by the pull piece and drives the front support leg to be folded together.

Further, a movable rod is further arranged between the upper end of the front supporting leg and the upper end of the rear supporting leg, and the upper end of the front supporting leg and the upper end of the rear supporting leg are respectively connected with the two ends of the movable rod in a rotating mode.

Furthermore, a positioning piece is arranged below the armrest, a plurality of positioning grooves are formed in the positioning piece, the moving rod is arranged in the positioning grooves, and the moving rod can be driven to move in the positioning grooves and drive the sitting frame and the backrest frame to move by driving the armrest to move.

Further, the arc-shaped frame is arranged below the front supporting leg and the rear supporting leg, and the front end and the rear end of the arc-shaped frame are respectively connected with the lower end of the front supporting leg and the lower end of the rear supporting leg.

Further, the arc frame is also fixedly provided with a connecting seat and a tripod, the lower end of the front supporting leg is fixedly connected with the tripod, and the lower end of the rear supporting leg is rotatably arranged on the connecting seat.

Further, a connecting rod is arranged between the front supporting legs arranged in pairs.

Further, cloth sleeves are sleeved on the seat frame and the backrest frame.

Compared with the prior art, the utility model has the following outstanding and beneficial technical effects:

The utility model relates to a folding chair which comprises a sitting frame, a backrest frame and supporting legs, wherein the lower end of the backrest frame is rotatably arranged at the rear end of the sitting frame, the supporting legs comprise front supporting legs and rear supporting legs which are arranged in pairs, the middle parts of the front supporting legs are rotatably arranged at the middle parts of the side edges of the sitting frame, the middle parts of the rear supporting legs are rotatably arranged at the rear parts of the side edges of the sitting frame, the upper ends of the front supporting legs are connected with armrests, and the rear ends of the armrests are rotatably connected with the side edges of the backrest frame; the back support leg is also provided with a rotating device, the rotating device comprises a connecting piece, a pull piece and a connecting rod, the connecting piece is arranged at the rear end of the sitting frame, the upper end of the connecting piece is rotationally connected with the lower end of the backrest frame, one end of the connecting rod penetrates through the lower end of the backrest frame, the other end of the connecting rod is arranged above the back support leg, the lower end of the pull piece is rotationally connected with the rear support leg, the upper end of the pull piece is connected with the connecting rod, when the folding chair is folded, the backrest frame drives the upper end of the pull piece to pull backwards through the connecting rod, at the moment, the rear support leg is pulled backwards by the pull piece and drives the front support leg to fold together, the folding part of the folding chair on the market is usually crossed by two chair frames and connected through a rotating rod, when the folding is needed, but this kind of can appear blocking through dwang rotation when folding, the utility model discloses a connection of connecting piece, pulling-on piece and connecting rod three, the one-level drives the one-level, the relation of connection is simple, and the noninterference, and can not influence folding smoothness nature, when people need folding, the back frame passes through the connecting rod and drives the pulling-on piece upper end and pull backward, the pulling-on piece upper end is moved backward and is driven the pulling-on piece lower extreme to pull backward this moment, the back supporting legs receives pulling-on piece lower extreme pulling backward and drives preceding supporting legs and fold together, connect closely, people can be more smooth and easy when folding, still overlap on the connecting rod and be equipped with the cylinder, cylinder and back supporting legs butt, when back supporting legs backward rotates, back supporting legs contacts with the cylinder, the cylinder rotates the roll backward on the connecting rod, make back supporting legs backward rotation more smooth and easy.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a schematic illustration of the structure of the present utility model with the cloth cover removed.

FIG. 3 is a side view of the present utility model

Fig. 4 is a schematic view of the connection of the back rest and seat frame of the present utility model.

Fig. 5 is a perspective view of the turning device of the present utility model.

Fig. 6 is a schematic view of the connection of the back rest, seat frame and rear support leg of the present utility model.

Fig. 7 is a schematic view of the connection of the front and rear support legs of the present utility model.

Fig. 8 is an exploded view of the armrest, positioning member, front support leg and rear support leg of the present utility model.

Fig. 9 is a schematic view of a positioning member of the present utility model.

The meaning indicated by the reference numerals in the figures:

1-a sitting frame; 2-a backrest frame; 3-supporting feet; 4-front supporting feet; 5-rear support legs; 6-armrests; 7-rotating means; 8-connecting piece; 9-pulling-on the piece; 10-connecting rods; 11-a moving rod; 12-positioning piece; 13-a positioning groove; 14-arc-shaped frames; 15-connecting seats; 16-tripod; 17-connecting rod; 18-cloth cover.

Detailed Description

The utility model is further described with reference to the following specific examples:

The folding chair comprises a sitting frame 1, a backrest frame 2 and supporting legs 3, wherein the lower end of the backrest frame 2 is rotatably arranged at the rear end of the sitting frame 1, the supporting legs 3 comprise front supporting legs 4 and rear supporting legs 5 which are arranged in pairs, the middle parts of the front supporting legs 4 are rotatably arranged at the middle parts of the side edges of the sitting frame 1, the middle parts of the rear supporting legs 5 are rotatably arranged at the rear parts of the side edges of the sitting frame 1, the upper ends of the front supporting legs 4 are connected with armrests 6, and the rear ends of the armrests 6 are rotatably connected with the side edges of the backrest frame 2;

The folding chair is characterized in that the rear supporting leg 5 is further provided with a rotating device 7, the rotating device 7 comprises a connecting piece 8, a pull tab 9 and a connecting rod 10, the connecting piece 8 is arranged at the rear end of the sitting frame 1, the upper end of the connecting piece 8 is rotationally connected with the lower end of the backrest frame 2, one end of the connecting rod 10 penetrates through the lower end of the backrest frame 2, the other end of the connecting rod is arranged above the rear supporting leg 5, the lower end of the pull tab 9 is rotationally connected with the rear supporting leg 5, the upper end of the pull tab 9 is connected with the connecting rod 10, when the folding chair is folded, the backrest frame 2 drives the upper end of the pull tab 9 to be pulled backwards through the connecting rod 10, and at the moment, the rear supporting leg 5 is pulled backwards by the pull tab 9 and drives the front supporting leg 4 to be folded together.

The utility model relates to a folding chair, which comprises a sitting frame 1, a backrest frame 2 and supporting legs 3, wherein the lower end of the backrest frame 2 is rotatably arranged at the rear end of the sitting frame 1, the supporting legs 3 comprise front supporting legs 4 and rear supporting legs 5 which are arranged in pairs, the middle parts of the front supporting legs 4 are rotatably arranged at the middle parts of the side edges of the sitting frame 1, the middle parts of the rear supporting legs 5 are rotatably arranged at the rear parts of the side edges of the sitting frame 1, the upper ends of the front supporting legs 4 are connected with armrests 6, and the rear ends of the armrests 6 are rotatably connected with the side edges of the backrest frame 2; the back supporting leg 5 is also provided with a rotating device 7, the rotating device 7 comprises a connecting piece 8, a pull piece 9 and a connecting rod 10, the connecting piece 8 is arranged at the rear end of the sitting frame 1, the upper end of the connecting piece 8 is rotationally connected with the lower end of the backrest frame 2, one end of the connecting rod 10 penetrates through the lower end of the backrest frame 2, the other end of the connecting rod is arranged above the back supporting leg 5, the lower end of the pull piece 9 is rotationally connected with the back supporting leg 5, the upper end of the pull piece 9 is connected with the connecting rod 10, when the folding chair is folded, the backrest frame 2 drives the upper end of the pull piece 9 to pull backwards through the connecting rod 10, at the moment, the back supporting leg 5 is pulled backwards by the pull piece 9 and drives the front supporting leg 4 to fold together, the folding part of the folding chair on the market is generally crossed by two chair frames and is connected by a rotating rod, when the folding is needed, but this kind of can appear blocking through the dwang rotation when folding, the utility model discloses a connection of connecting piece 8, pull tab 9 and connecting rod 10 three, the one-level drives the one-level, the relation of connection is simple, and mutual noninterference, and can not influence folding smoothness nature, when people need folding, back frame 2 drives pull tab 9 upper end through connecting rod 10 and pulls backward, pull tab 9 upper end moves backward at this moment and drives pull tab 9 lower extreme and pull backward, back supporting legs 5 receive pull tab 9 lower extreme backward and drive preceding supporting legs 4 folding together, connect closely, people can be more smooth and easy when folding, still overlap on the connecting rod 10 and be equipped with the cylinder, cylinder and back supporting legs 5 butt, when back supporting legs 5 backward rotate, back supporting legs 5 part contacts with the cylinder, the cylinder rotates at connecting rod 10, make back supporting legs 5 backward rotate more smoothly.

Preferably, a moving rod 11 is further arranged between the upper ends of the front supporting leg 4 and the rear supporting leg 5, and the upper ends of the front supporting leg 4 and the rear supporting leg 5 are respectively connected with the two ends of the moving rod 11 in a rotating manner, so that the rotation is smoother.

Preferably, the below of handrail 6 is equipped with positioning piece 12, has seted up a plurality of positioning grooves 13 on the positioning piece 12, the movable rod 11 is located in positioning groove 13, and drive handrail 6 removes and can make movable rod 11 remove in positioning groove 13 and drive seat frame 1 and back frame 2, and handrail 6 on the present rocking chair is basically all unable removal with the link fixed connection of both sides, and when some crowds lie on the rocking chair, the position that both hands placed on handrail 6 can feel uncomfortable, does not put on handrail 6 again and does not put in place, the utility model discloses an installation positioning piece 12 in handrail 6 below has seted up a plurality of positioning grooves 13 on the positioning piece 12, and the part that positioning groove 13 blocked suits with movable rod 11, and when people need the adjustment, through handrail 6 drive positioning piece 12 backward movement, back frame 2 just backward moves this moment.

Preferably, the arc-shaped frame 14 is arranged below the front supporting leg 4 and the rear supporting leg 5, the front end and the rear end of the arc-shaped frame 14 are respectively connected with the lower end of the front supporting leg 4 and the lower end of the rear supporting leg 5, the arc-shaped frame 14 can enable people to slowly shake when lying on the folding chair, and the folding chair can enter dream more in the afternoon, and is better in comfort.

Preferably, the arc-shaped frame 14 is further fixedly provided with a connecting seat 15 and a tripod 16, the lower end of the front supporting leg 4 is fixedly connected with the tripod 16, the lower end of the rear supporting leg 5 is rotatably arranged on the connecting seat 15, stability is improved, the connecting seat 15 is rotatably connected with the lower end of the rear supporting leg 5, and rotation is more convenient.

Preferably, a connecting rod 17 is arranged between the front supporting legs 4 arranged in pairs, so that stability is improved, sudden shrinkage of the front supporting legs 4 is avoided, and safety is improved.

Preferably, the seat frame 1 and the backrest frame 2 are also sleeved with cloth covers 18.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a folding chair, includes sitting frame (1), back frame (2) and supporting legs (3), its characterized in that, the lower extreme of back frame (2) rotates and sets up in sitting frame (1) rear end, supporting legs (3) are including preceding supporting legs (4) and back supporting legs (5) that set up in pairs, the middle part of preceding supporting legs (4) rotates and sets up in the middle part of sitting frame (1) side, the middle part of back supporting legs (5) rotates and sets up in the rear portion of sitting frame (1) side, the upper end of preceding supporting legs (4) is connected with handrail (6), and the rear end of handrail (6) rotates and connects in the side of back frame (2);

Still be equipped with rotating device (7) on back supporting legs (5), rotating device (7) are including connecting piece (8), pulling-on piece (9) and connecting rod (10), connecting piece (8) set up in seat frame (1) rear end, and the upper end of connecting piece (8) is rotated with back frame (2) lower extreme and is connected, and back frame (2) lower extreme is passed to connecting rod (10) one end, and back supporting legs (5) top is located to the other end, pulling-on piece (9) lower extreme is connected with back supporting legs (5) rotation, and pulling-on piece (9) upper end is connected with connecting rod (10), folding when folding chair, back frame (2) are passed through connecting rod (10) and are driven pulling-on piece (9) upper end backward pulling, and back supporting legs (5) receive pulling backward and drive preceding supporting legs (4) and fold together this moment.

2. A folding chair as claimed in claim 1, wherein: a movable rod (11) is further arranged between the upper end of the front supporting leg (4) and the upper end of the rear supporting leg (5), and the upper ends of the front supporting leg (4) and the upper end of the rear supporting leg (5) are respectively connected with the two ends of the movable rod (11) in a rotating mode.

3. A folding chair as claimed in claim 2, wherein: the lower part of the armrest (6) is provided with a positioning piece (12), a plurality of positioning grooves (13) are formed in the positioning piece (12), the moving rod (11) is arranged in the positioning groove (13), and the armrest (6) is driven to move so that the moving rod (11) can move in the positioning groove (13) and drive the seat frame (1) and the backrest frame (2) to move.

4. A folding chair as claimed in claim 2, wherein: arc-shaped frames (14) are arranged below the front supporting legs (4) and the rear supporting legs (5), and the front ends and the rear ends of the arc-shaped frames (14) are respectively connected with the lower ends of the front supporting legs (4) and the lower ends of the rear supporting legs (5).

5. A folding chair as claimed in claim 4, wherein: the arc-shaped frame (14) is also fixedly provided with a connecting seat (15) and a tripod (16), the lower end of the front supporting leg (4) is fixedly connected with the tripod (16), and the lower end of the rear supporting leg (5) is rotatably arranged on the connecting seat (15).

6. A folding chair as claimed in claim 5, wherein: a connecting rod (17) is arranged between the front supporting feet (4) which are arranged in pairs.

7. A folding chair as claimed in any one of claims 1 to 6, wherein: cloth covers (18) are also sleeved on the sitting frame (1) and the backrest frame (2).