CN221012556U

CN221012556U - Folding chair

Info

Publication number: CN221012556U
Application number: CN202323196486.4U
Authority: CN
Inventors: 吴玉盼
Original assignee: Fujian Anxi Qiu Feng Old Fellow Iron And Crafts Co ltd
Current assignee: Fujian Anxi Qiu Feng Old Fellow Iron And Crafts Co ltd
Priority date: 2023-11-27
Filing date: 2023-11-27
Publication date: 2024-05-28
Anticipated expiration: 2033-11-27

Abstract

The utility model discloses a folding chair, which belongs to the technical field of furniture and comprises a chair frame, wherein the middle part of the chair frame penetrates through a slot, a chair plate is movably arranged in the slot, and the chair frame comprises a supporting arm and a base. According to the folding chair, the base is rotated through the hinge connection between the base and the supporting arm to be unfolded and contacted with the ground, so that the horizontal support of the folding chair is formed, meanwhile, a user holds the lifting handle to drive the supporting arm to overturn, so that the supporting arm and the supporting plate are unfolded in an X-shaped cross manner, and further, the seat at the top end of the supporting plate is driven to synchronously overturn horizontally for sitting; the base is separated from the ground and is influenced by self gravity to restore to a vertical state, so that the chair frame and the chair plate are reset and are in a flat state so as to be convenient to stack and place; the folding chair can be folded and the surface of the folding chair is kept flat only through the single hand pulling, and the influence on carrying caused by automatic unfolding of the chair seat is avoided, so that carrying difficulty is reduced, and convenience in the using process is improved.

Description

Folding chair

Technical Field

The utility model belongs to the technical field of furniture, and particularly relates to a folding chair.

Background

The folding chair is furniture which can be conveniently carried and stored, can be folded and unfolded according to the needs, is common in places such as outdoor activities, camping, picnic, terraces and courtyards, and is more compact through folding, so that the folding chair is suitable for the outdoor activities and temporary purposes.

Most of the existing folding chairs realize folding and unfolding through X-shaped overturning of the chair back and the chair seat, but the surface of the folded chair cannot be smooth by the folding mode, the end portions of the folding chair are in a convex shape, so that stacking or carrying of the folding chair is not facilitated, the chair seat can automatically fall down under the action of gravity in the process of lifting the chair back, and then the folding chair is automatically unfolded, so that the carrying difficulty of the folding chair is further increased, and carrying difficulty and convenience in the use process are increased in the process that the folding chair needs to be carried in some outdoor activities and temporary use. An improvement on folding chairs is proposed.

Disclosure of utility model

In response to one or more of the above-mentioned drawbacks or improvements of the prior art, the present utility model provides a folding chair that has advantages of convenient carrying, stacking, and the like.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the folding chair comprises a chair frame, wherein the middle part of the chair frame penetrates through a slot, a chair plate is movably arranged in the slot, the chair frame comprises a supporting arm and a base, and the supporting arm is movably connected with the base through a hinge;

the chair plate comprises a chair seat and a supporting plate, the chair seat and the supporting plate are movably connected through a hinge, and the top end of the chair seat and the bottom end of the supporting plate are also movably connected with the top and the bottom of the chair frame through hinges respectively;

The support is characterized in that grooves are formed in two sides of the support plate, sliding blocks are arranged in the sliding grooves in a sliding mode, sliding strips are fixedly arranged on two inner side walls of the support arm, and the sliding strips are connected with sliding plates in a sliding mode.

As a further development of the utility model, a rotational connection is maintained between the slide and the slide, a gap being reserved between the seat plate and the inner wall of the seat frame.

As a further improvement of the utility model, the top end of the supporting arm is integrally provided with a handle, and the handle is used for holding when the folding chair is pulled, and forms a backrest after the folding chair is unfolded.

As a further improvement of the utility model, a limiting block is integrally arranged at the top end of the sliding strip, and the limiting block limits the maximum upward sliding distance of the sliding plate.

As a further improvement of the utility model, the bottom end of the sliding chute is positioned in the middle of the supporting plate and limits the maximum downward sliding distance of the sliding block; the length of the supporting plate is greater than that of the base, and the sliding groove and the sliding strip are provided with overlapped parts for the sliding block and the sliding plate to synchronously slide.

As a further improvement of the utility model, the chair frame and the chair plate have consistent thickness and the front end face and the rear end face are parallel.

In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:

According to the folding chair, the base is rotated through the hinge connection between the base and the supporting arm to be unfolded and contacted with the ground, so that the horizontal support of the folding chair is formed, meanwhile, a user holds the lifting handle to drive the supporting arm to overturn, so that the supporting arm and the supporting plate are unfolded in an X-shaped cross manner, and further, the seat at the top end of the supporting plate is driven to synchronously overturn horizontally for sitting; when the folding chair is folded, the handles are held by hands to carry out lifting, so that the base is separated from the ground and is influenced by self gravity to restore to a vertical state, and the chair frame and the chair plate are reset and are in a flat state so as to be convenient to stack and place; the folding chair can be folded and the surface of the folding chair is kept flat only through the single hand pulling, and the influence on carrying caused by automatic unfolding of the chair seat is avoided, so that carrying difficulty is reduced, and convenience in the using process is improved.

Drawings

FIG. 1 is a schematic diagram of a split structure of the present utility model;

FIG. 2 is a schematic view of a folded embodiment of the present utility model;

Fig. 3 is a schematic structural view of an unfolding embodiment of the utility model.

Like reference numerals denote like technical features throughout the drawings, in particular: 1. a chair frame; 2. a chair plate; 3. a support arm; 4. a base; 5. a handle; 6. a seat; 7. a support plate; 8. a chute; 9. a slide bar; 10. a limiting block; 11. a slide block; 12. and (3) a sliding plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

1-Show, a folding chair comprises a chair frame 1, wherein the middle part of the chair frame 1 penetrates through a slot, a chair plate 2 is movably arranged in the slot, the chair frame 1 comprises a supporting arm 3 and a base 4, and the supporting arm 3 is movably connected with the base 4 through a hinge;

The chair plate 2 comprises a chair seat 6 and a supporting plate 7, the chair seat 6 and the supporting plate 7 are movably connected through a hinge, and the top end of the chair seat 6 and the bottom end of the supporting plate 7 are also movably connected with the top and the bottom of the chair frame 1 through hinges respectively;

The two sides of the supporting plate 7 are provided with grooves 8 in a slotting way, the grooves 8 are internally provided with sliding blocks 11 in a sliding way, the two inner side walls of the supporting arm 3 are fixedly provided with sliding strips 9, and the sliding strips 9 are connected with sliding plates 12 in a sliding way.

In a specific application scene, the base 4 is rotated through hinge connection with the support arm 3 to be unfolded and contacted with the ground, so that a horizontal support for the folding chair is formed, meanwhile, a user holds the handle 5 to drive the support arm 3 to overturn so that the support arm 3 and the support plate 7 are unfolded in an X-shaped cross manner, and then the seat 6 at the top end of the support plate 7 is driven to synchronously overturn to be horizontal for sitting; when folding, the handle 5 is held by hand to lift, so that the base 4 is separated from the ground and is influenced by gravity to restore to a vertical state, and the chair frame 1 and the chair plate 2 are reset and are in a flat state. The folding chair of the present invention will be further described below in connection with this application.

Further, referring to fig. 1 to 3, the sliding block 11 and the sliding plate 12 are rotatably connected, and a gap is reserved between the chair plate 2 and the inner wall of the chair frame 1.

In this embodiment, in order to maintain the independence of sliding the sliding block 11 and the sliding plate 12 in the sliding groove 8 and the sliding strip 9, and maintain the integrity of the synchronous movement between the sliding block 11 and the sliding plate 12, a rotational connection is provided between the sliding block 11 and the sliding plate 12, so that the sliding block 11 and the sliding plate 12 can be synchronously rotated and unfolded along with the unfolding of the supporting plate 7 and the supporting arm 3, and keep consistent; meanwhile, in order to avoid friction collision between the sliding block 11 and the sliding plate 12 and between the chair frame 1 and the chair plate 2 in the sliding process, a gap is reserved between the chair frame 1 and the chair plate 2 for the sliding block 11 and the sliding plate 12 to slide.

In more detail, referring to fig. 1 to 3, the top end of the supporting arm 3 is integrally provided with a handle 5, and the handle 5 is held by hand when the folding chair is lifted and forms a backrest after the folding chair is unfolded.

In the embodiment, in order to facilitate the hand-held force application of the user, the handle 5 is provided for the user to lift, and the lifting process of the user is the folding power of the folding chair, so that the use convenience of the folding chair is improved; after the folding chair is unfolded, the lifting handle 5 is positioned at the top end of the seat 6, so that the horizontal position is higher than the seat 6, and when a user sits on the seat 6, the waist of the user is supported, the pressure of sedentary sitting is relieved, and the comfort level of the folding chair in use is improved.

More preferably, referring to fig. 1 to 3, a limiting block 10 is integrally provided at the top end of the sliding bar 9, and the limiting block 10 limits the maximum sliding distance of the sliding plate 12 upwards.

In this embodiment, in the process of performing cross unfolding of the support arm 3 and the support plate 7, the upper end surface of the seat 6 cannot be kept horizontal due to uncertainty of the unfolding angles of the support arm 3 and the support plate 7, so that the use experience of the folding chair is affected, and the limiting block 10 is set to limit the maximum sliding distance of the sliding plate 12 upwards, so that the sliding plate 12 is prevented from excessively sliding on the sliding strip 9, and the balance of the seat 6 in the horizontal direction is damaged.

Further preferably, referring to fig. 1 to 3, the bottom end of the chute 8 is located in the middle of the support plate 7 and limits the maximum sliding distance of the slider 11 downward; the length of the supporting plate 7 is longer than that of the base 4, and the sliding groove 8 and the sliding strip 9 are provided with overlapped parts for the sliding block 11 and the sliding plate 12 to synchronously slide.

In this embodiment, too, in order to prevent the sliding block 11 from excessively sliding in the sliding groove 8, the length of the sliding groove 8 is limited, and further the sliding distance of the sliding block 11 is limited, and further the sliding block 11 and the sliding plate 12 are integrally limited and fixed in the process of expanding the supporting arm 3 and the supporting plate 7, so as to form an expanding fulcrum of the supporting arm 3 and the supporting plate 7, and keep the supporting of the folding chair stable; meanwhile, the length of the supporting plate 7 is longer than that of the base 4, so that the sliding groove 8 and the sliding strip 9 are provided with overlapped parts, and the sliding block 11 and the sliding plate 12 can slide freely when the folding chair is folded, so that the sliding block 11 and the sliding plate 12 are prevented from influencing the folding process.

Still further, referring to fig. 1-3, the chair frame 1 and the chair plate 2 are uniform in thickness and the front and rear end surfaces are kept parallel.

In this embodiment, in order to make this folding chair keep the surface level after folding, restrict the thickness and the parallel state of seat frame 1 and seat board 2 to do benefit to the stack of after folding and put, thereby be convenient for carry in batches this folding chair, increase the convenience in the handling.

Working principle:

According to the folding chair, in the unfolding process, the base 4 is rotated through hinge connection with the support arm 3 to be unfolded and contacted with the ground, so that a horizontal support for the folding chair is formed, meanwhile, a user holds the handle 5 to drive the support arm 3 to overturn to enable the support arm 3 and the support plate 7 to be unfolded in an X-shaped cross manner, and further, the seat 6 at the top end of the support plate 7 is driven to synchronously overturn to be horizontal for sitting;

Along with the expansion of the support arm 3 and the support plate 7, the sliding block 11 slides to the bottom end of the sliding groove 8 under the guidance of the sliding groove 8 until being blocked by the bottom end of the sliding groove 8 to form a limit, the sliding plate 12 slides to the top end of the sliding bar 9 under the guidance of the sliding bar 9 until being blocked by the limiting block 10 to form a limit, and the sliding block 11 and the sliding plate 12 are rotationally connected so as to form a support and keep synchronous sliding with each other, so that after the support arm 3 and the support plate 7 are completely expanded, the sliding block 11 and the sliding plate 12 are integrally limited and fixed through the bottom end of the sliding groove 8 and the limiting block 10, the sliding block 11 and the sliding plate 12 serve as fulcra after the support arm 3 and the support plate 7 are expanded, and the stability after the folding chair is expanded is further maintained;

When the chair is carried and stacked, a user lifts the chair through the handheld handle 5, so that the base 4 is separated from the ground and is influenced by self gravity to restore to the vertical state, the support arm 3 and the support plate 7 are driven to fold and fold while the base 4 is reset, the slide block 11, the slide plate 12 and the limit fixing are removed, the slide block 11 and the slide plate 12 slide freely at the overlapped part of the slide groove 8 and the slide bar 9, and the chair frame 1 and the chair plate 2 are reset and are in a flat state so as to be convenient to stack and place.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a folding chair, includes chair frame (1), the fluting is run through at chair frame (1) middle part and inslot activity is equipped with chair board (2), its characterized in that:

The chair frame (1) comprises a supporting arm (3) and a base (4), and the supporting arm (3) is movably connected with the base (4) through a hinge;

The chair plate (2) comprises a chair seat (6) and a supporting plate (7), wherein the chair seat (6) and the supporting plate (7) are movably connected through a hinge, and the top end of the chair seat (6) and the bottom end of the supporting plate (7) are also movably connected with the top and the bottom of the chair frame (1) through hinges respectively;

the utility model discloses a support arm, including backup pad (7), support arm (3), backup pad (7) both sides fluting is equipped with spout (8), the interior slider (11) that is equipped with of spout (8), limit wall fixed mounting has draw runner (9) in two, draw runner (9) sliding connection has slide (12).

2. A folding chair according to claim 1, wherein: the sliding block (11) is rotatably connected with the sliding plate (12), and a gap is reserved between the chair plate (2) and the inner wall of the chair frame (1).

3. A folding chair according to claim 1, wherein: the top end of the supporting arm (3) is integrally provided with a handle (5), and the handle (5) is used for being held by hand when the folding chair is lifted, and a backrest is formed after the folding chair is unfolded.

4. A folding chair according to claim 1, wherein: a limiting block (10) is integrally arranged at the top end of the sliding strip (9), and the limiting block (10) limits the maximum sliding distance of the sliding plate (12) upwards.

5. A folding chair according to claim 1, wherein: the bottom end of the sliding groove (8) is positioned in the middle of the supporting plate (7) and limits the downward maximum sliding distance of the sliding block (11); the length of the supporting plate (7) is larger than that of the base (4), and the sliding groove (8) and the sliding strip (9) are provided with coincident parts for the sliding block (11) and the sliding plate (12) to synchronously slide.

6. A folding chair according to claim 1, wherein: the chair frame (1) and the chair plate (2) have the same thickness, and the front end face and the rear end face are parallel.