CN217547602U

CN217547602U - Chair

Info

Publication number: CN217547602U
Application number: CN202220478824.XU
Authority: CN
Inventors: 罗慧平; 王云
Original assignee: Shenzhen Xihao Intelligent Furniture Co ltd
Current assignee: Shenzhen Xihao Intelligent Furniture Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-10-11
Anticipated expiration: 2032-03-07

Abstract

The application relates to the seat structure field, especially relates to a seat, and the seat includes base and back subassembly, and the back subassembly includes: a backrest; the support frame extends along the height direction of the seat and is arranged at intervals with the backrest; the supporting frame comprises a first extending part and a second extending part, and the first extending part and the second extending part are arranged at one end of the supporting frame far away from the base; the elastic connecting piece is arranged between the support frame and the backrest; the two sides of the backrest are respectively connected with the first extending part and the second extending part through elastic connecting pieces, and the elastic connecting pieces can elastically deform along the front-back direction of the seat. The application provides a seat through increase the elastic connecting piece structure on the back subassembly of seat, when the human body applys the effort to the back of seat, elastic connecting piece can take place elastic deformation along the fore-and-aft direction of seat, plays the cushioning effect, has improved the comfort level of taking.

Description

Chair

[ technical field ] A method for producing a semiconductor device

The utility model relates to a seat structure field especially relates to a seat.

[ background of the invention ]

Ergonomic chairs such as office chairs and electronic contest chairs have received wide attention from the market due to their high comfort. However, most conventional seats are provided with a small reclining function, in which only the angle between the backrest and the base can be adjusted. After a user takes the chair for a long time or leans backwards, the back of the user is clung to the backrest, and the back of the user feels uncomfortable, so that the user experience of the user is influenced.

[ Utility model ] content

In view of this, the present application provides a seat, in which a backrest assembly of the seat has an elastic deformation capability, so as to improve comfort of a user.

The present application provides a seat, the seat includes base and back subassembly, the back subassembly includes:

a backrest;

the supporting frame extends along the height direction of the seat and is arranged at a distance from the backrest; the supporting frame comprises a first extending part and a second extending part, and the first extending part and the second extending part are arranged at one end of the supporting frame far away from the base; and

the elastic connecting piece is arranged between the supporting frame and the backrest; the two sides of the backrest are respectively connected with the first extending part and the second extending part through the elastic connecting pieces, and the elastic connecting pieces can elastically deform along the front-back direction of the seat.

In a possible embodiment, the seat further comprises a first connector;

the first extending part and the second extending part are both provided with first mounting grooves, and the first end of the elastic connecting piece is provided with a second mounting groove; the first mounting groove is connected with the second mounting groove through the first connecting piece.

In a feasible implementation manner, a clamping block is arranged on the backrest, and a clamping groove is formed at the second end of the elastic connecting piece;

the backrest and the elastic connecting piece are connected with the clamping groove in a matched mode through the clamping block.

In a possible embodiment, the seat further comprises a fastener, and the engaging block is fixed to the backrest by the fastener.

In a possible embodiment, the support frame is in a "T-shaped" configuration;

the short sides of the T-shaped structure are respectively the first extending part and the second extending part, the long sides of the T-shaped structure are the main body of the support frame, and the main body is bent.

In a possible embodiment, the seat further comprises a second connecting member, the second connecting member is located inside the supporting frame and extends from the lower end of the backrest to the upper end of the supporting frame in an inclined manner;

and two ends of the second connecting piece are respectively connected with the support frame and the backrest.

In a possible embodiment, the backrest is a hollow frame, and the frame edge of the frame is bent in a direction approaching the support frame.

In a possible embodiment, the backrest comprises a first frame and a second frame;

one side of the first frame body, which is close to the support frame, is provided with a plurality of fixing holes, one side of the second frame body, which is far away from the support frame, is provided with a plurality of bulges, and the first frame body and the second frame body are connected with the bulges in a matched manner through the fixing holes.

In a possible embodiment, an elastic net is disposed in the frame body, and the elastic net is installed through the first frame body and the second frame body.

In a possible embodiment, the support frame is angularly adjustable.

After adopting above-mentioned technical scheme, beneficial effect is:

the application provides a seat through increase the elastic connecting piece structure on the back subassembly of seat, when the human body applys the effort to the back of seat, elastic connecting piece can take place elastic deformation along the fore-and-aft direction of seat, plays the cushioning effect, has improved the comfort level of taking.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic overall structural diagram of a seat provided in an embodiment of the present application;

FIG. 2 is an exploded view of a back assembly of a seat provided in accordance with an embodiment of the present application;

FIG. 3 is an exploded view of a seat back according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a support frame of a seat provided in an embodiment of the present application;

FIG. 5 is an inside schematic view of a support frame of a seat provided in an embodiment of the present application;

FIG. 6 is a schematic structural diagram of an elastic connecting member of a seat according to an embodiment of the present application;

FIG. 7 is a schematic structural view of a first connecting member of a seat according to an embodiment of the present disclosure;

fig. 8 is a schematic structural diagram of a second connecting piece of a seat provided in an embodiment of the present application.

Reference numerals:

10-a seat; 101-a head support; 102-a lumbar support device; 103-a base; 104-by-wire means; 1-a backrest; 11-a first frame; 12-a second frame; 2-a support frame; 21-a first extension; 22-a second extension; 23-a first mounting groove; 24-reinforcing ribs; 3-an elastic connector; 31-a first end; 311-a second mounting groove; 32-a second end; 321-a clamping groove; 5-a first connector; 6-a clamping block; 7-second connecting member.

[ detailed description ] embodiments

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

Ergonomic chairs such as office chairs and electronic contest chairs have received wide attention from the market due to their high comfort. However, most conventional seats are provided with a small reclining function, in which only the angle between the backrest and the base can be adjusted. After a user takes the chair for a long time or leans backwards, the back of the rider is attached to the backrest, the back of the user feels uncomfortable, and the user experience of the user is influenced.

In view of the above, the present application provides a chair, fig. 1 is a schematic overall structure diagram of the chair provided in the embodiment of the present application, and as shown in fig. 1, the chair includes a base and a backrest assembly; fig. 2 is an exploded schematic view of a backrest assembly of a seat according to an embodiment of the present application, where the backrest assembly includes:

a backrest 1;

the support frame 2 extends along the height direction of the seat 10, and is arranged at an interval with the backrest 1; the supporting frame 2 includes a first extending portion 21 and a second extending portion 22, and the first extending portion 21 and the second extending portion 22 are disposed at one end of the supporting frame 2 away from the base 103; and

the elastic connecting piece 3 is arranged between the support frame 2 and the backrest 1; the two sides of the backrest 1 are respectively connected with the first extending part 21 and the second extending part 22 through the elastic connecting piece 3, and the elastic connecting piece 3 can elastically deform along the front-back direction of the seat 10.

In the above scheme, according to the seat 10 provided by the application, by adding the structure of the elastic connecting piece 3 to the backrest assembly of the seat 10, when an acting force is applied to the backrest 1 of the seat 10 by a human body, the elastic connecting piece 3 can be elastically deformed in the front-back direction of the seat 10, so that a buffering effect is achieved, and the riding comfort is improved.

In some embodiments, the backrest 1 is used for supporting the back of a user, fig. 3 is a schematic structural view of the backrest of the seat provided in the embodiment of the present application, as shown in fig. 3, the backrest 1 used in the present application is a hollow frame structure, four frame edges of the frame are respectively bent in a small arc direction in a direction away from the back of a human body, and when the user reclines or sits upright, the bent backrest 1 frame can better fit around the back of the user. The frame of the backrest 1 used in the present application may be a metal frame or a plastic frame, and may be selected according to actual needs, which is not limited herein.

Further, the frame of the backrest 1 is formed by pressing a first frame 11 and a second frame 12, that is, includes the first frame 11 and the second frame 12 which are detachable in the front-rear direction of the seat 10. Specifically, one side of the frame edge of the first frame body 11 close to the support frame 2 is provided with a plurality of fixing holes, one side of the frame edge of the second frame body 12 far away from the support frame 2 is provided with a plurality of protrusions, the size of the first frame body 11 is the same as that of the second frame body 12, in the pressing process, the first frame body 11 and the second frame body 12 are connected with the protrusions in a matched mode through the fixing holes, and the mode that the first frame edge and the second frame edge form the frame body is adopted, so that the weight of the backrest 1 is lighter.

It should be noted that, in addition to the first frame 11 and the second frame 12 being connected by the engagement of the fixing hole and the protrusion, the first frame 11 and the second frame may be connected by an adhesive method or by a fastening member such as a screw, and the connection method of the first frame 11 and the second frame 12 may be selected according to actual needs, which is not limited herein.

Further, in order to provide the backrest 1 with better comfort, an elastic net may be disposed in the frame of the backrest 1, and the elastic net may be mounted in a hollow portion of the frame for supporting the back of the user in the hollow portion. The elastic net that this application used can be woven by elastic material and form, and the elastic net of weaving formation is convenient for human back ventilative, and can provide elastic cushion for human back when in use heeling back, further improves the comfort of human use. During installation, the elastic net can be fixed on the outer side of the frame body through fasteners such as screws. Preferably, the first housing 11 and the second housing 12 may be attached to each other, that is, sandwiched between the first housing 11 and the second housing 12, so that the sandwiching attachment is more secure.

In some embodiments, the support frame 2 is used as a support framework of a backrest assembly of the seat 10, extends along the height direction of the seat 10, is located on the side of the backrest 1 far away from the back of the human body, and is arranged at a distance from the backrest 1. During use, the supporting frame 2 can be angularly adjusted relative to the base 103, that is, the bottom end of the supporting frame 2 is rotatably connected to the base 103 of the seat 10, so that a user can obtain a comfortable angle of the backrest 1.

Further, fig. 4 is a schematic structural diagram of the support frame of the seat provided in the embodiment of the present application, as shown in fig. 4, along the front-back direction of the seat 10, the inner side of the support frame 2 is in an arc-shaped bending state, that is, the edge of the support frame 2 bends toward the center of the support frame 2, and the bending direction points to the backrest 1; fig. 5 is a schematic view of the inside of the supporting frame of the seat provided in the embodiment of the present application, and as shown in fig. 5, a plurality of reinforcing ribs 24 are arranged on the inside of the supporting frame 2 along the height direction, and the curved shape and the reinforcing ribs 24 improve the strength of the supporting frame 2 and further reduce the weight of the seat 10.

Furthermore, one end of the supporting frame 2 away from the base 103 includes a first extending portion 21 and a second extending portion 22 disposed along the width direction of the seat 10. Specifically, the support frame 2 used in the present application is of a "T-shaped" structure, the "T-shaped" structure is disposed along the height direction of the seat 10, short sides of the "T-shaped" structure are a first extending portion 21 and a second extending portion 22, respectively, and the first extending portion 21 and the second extending portion 22 can be used for connecting other components; the long edge of the T-shaped structure is the main body of the support frame 2, and the main body is in a bent shape, so that the support frame 2 has certain buffering capacity, and the service life of the support frame 2 is prolonged.

In some embodiments, fig. 6 is a schematic structural diagram of an elastic connection element of a seat according to an embodiment of the present application, and as shown in fig. 6, the elastic connection element 3 is in a bent shape with a small arc, and includes a first end 31, a second end 32, and a bent main body between the first end 31 and the second end 32. The elastic connecting member 3 is disposed between the support frame 2 and the backrest 1, and is used for connecting the support frame 2 and the backrest 1, that is, the first extending portion 21 and the second extending portion 22 are respectively connected to the first end 31 of the elastic connecting member 3, and two sides of the backrest 1 are respectively connected to the second end 32 of the elastic connecting member 3. Elastic connection spare 3 that this application used can be made by elastic material, and after the user applyed the effort to back 1, elastic connection spare 3 can take place elastic deformation along the fore-and-aft direction of seat 10, and then provides a cushioning effect to the effort for the user is more comfortable at the state of heeling on.

Further, the seat 10 further comprises a first connecting member 5, and the first connecting member 5 is used for connecting the elastic connecting member 3 and the supporting frame 2. Specifically, along the length direction of first connecting piece 5, first mounting groove 23 has all been seted up to first extension 21 and second extension 22, second mounting groove 311 has been seted up to the first end 31 of elastic connection piece 3, the shape of first mounting groove 23 and second mounting groove 311 and the size cooperation of first connecting piece 5, first connecting piece 5 is at least partly inlayed respectively in first mounting groove 23 and second mounting groove 311 for support frame 2 and elastic connection piece 3 are stably connected. Fig. 7 is a schematic structural diagram of a first connecting element of a seat according to an embodiment of the present disclosure, and as shown in fig. 7, the first connecting element 5 used in the present disclosure is a metal thin plate, and may also be a sheet-shaped structure made of other materials, which can be selected according to actual needs, and is not limited herein.

In order to prevent the first connecting element 5 from falling off during use, a hole structure may be formed in the first connecting element 5, and the first connecting element 5 may be fixed at the first mounting groove 23 by a fastener such as a screw, or other fixing manners may be used, for example, a connection manner such as interference fit between the first connecting element 5 and the first mounting groove 23, which is not limited herein.

Furthermore, at least two engaging blocks 6 are arranged at the joint of the frame edges of the backrest 1, the engaging blocks 6 are triangular protrusions, the second end 32 of the elastic connecting member 3 is provided with an engaging groove 321 matched with the engaging blocks 6 in shape, and the backrest 1 and the elastic connecting member 3 are connected through the interference fit of the engaging blocks 6 and the engaging grooves 321.

The seat 10 further includes a fastener, one end of the fastener is mounted between the first frame 11 and the second frame 12, so that the fastener does not fall off during use, and the engaging block 6 is fixed to the backrest 1 by the fastener, or may be connected to the frame edge by adhesion.

In order to make the installation of the backrest 1 more stable and have better buffering capacity, the seat 10 further comprises a second connecting member 7, the second connecting member 7 is located inside the supporting frame 2 and extends from the lower end of the backrest 1 to the upper end of the supporting frame 2 in an inclined manner, and two ends of the second connecting member 7 are respectively connected with the supporting frame 2 and the backrest 1. Specifically, a mounting hole is formed in a lower frame of the backrest 1, a hollow mounting column is arranged on the inner side, close to the base 103, of the support frame 2, fig. 8 is a schematic structural view of a second connecting piece of the seat provided by the embodiment of the present application, as shown in fig. 8, a through hole is formed in the second connecting piece 7, the second connecting piece 7 is connected with the backrest 1 through the matching of a screw and the through hole, and the second connecting piece 7 is connected with the support frame 2 through the matching of a screw and the mounting column. When the user applys the effort to back 1, support frame 2 provides the support to back 1 through second connecting piece 7, and back 1 can take place the displacement along seat 10's fore-and-aft direction, and the effort that the buffering user applyed improves the comfort level, and second connecting piece 7 that this application used also can be for having elastic sheetmetal, also can be the sheet structure of other materials, can select according to actual need, does not do the injecing here.

In practical application, a user sits on the seat 10, and when the user leans backwards, the back of the user applies pressure to the backrest 1, and at the moment, the elastic connecting piece 3 elastically deforms in a direction away from the back of the user; meanwhile, the second connecting piece 7 at the lower end of the backrest 1 deforms along the front-back direction of the seat 10, acting force is buffered, a user does not feel uncomfortable on the back due to the fact that the backrest 1 is fixed in the sitting process, and user experience is improved.

In some embodiments, the seat 10 further includes a head restraint 101, the head restraint 101 being disposed on top of the seat 10 for supporting the head of a user. Head strutting arrangement 101 that this application used is mobilizable to be connected with support frame 2 for head strutting arrangement 101 can realize adjusting at the direction of height of seat 10, the fore-and-aft direction's of seat 10 regulation and angle modulation, can come suitable adjusting position and angle according to position of sitting and the different body types of difference, has improved user experience degree.

In some embodiments, the seat 10 further comprises a lumbar support device 102, the lumbar support device 102 being disposed at a lower end of the backrest 1, closer to the user's back than the backrest 1, for supporting the user's back. The utility model provides a mobilizable lower extreme with support frame 2 of lumbar support device 102 that uses is connected, lets lumbar support device 102 under the effect of external force, can rotate along the direction of being close to or keeping away from support frame 2, and the angle can change along with the adjustment of human position of sitting promptly to realize supporting human lumbar vertebrae automatically, be favorable to reducing human lumbar vertebrae atress and fatigue damage.

In some embodiments, the base 103 that this application used adjusts the base for the load, and the base is adjusted to the load can utilize the resistance that elastic component produced to balance the user's power of overturning when lying down, avoids support frame 2 excessively to overturn and leads to overturning to improve balance performance and use the travelling comfort, improved user experience.

In some embodiments, in order to facilitate the adjustment of the seat 10, the seat 10 further includes a wire control device 104, and the wire control device 104 is disposed at a side of the base 103 for adjusting the displacement of the seat 10 in various directions, that is, the angle adjustment of the backrest 1 of the seat 10, the height adjustment of the seat 10, and the front-back adjustment of the cushion of the seat 10 are respectively achieved, and the adjustment process is simple, convenient and fast.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same. Although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. And the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A seat (10), characterized in that the seat (10) comprises a base (103) and a backrest assembly, the backrest assembly comprising:

a backrest (1);

the support frame (2) extends along the height direction of the seat (10) and is arranged at an interval with the backrest (1); the supporting frame (2) comprises a first extending part (21) and a second extending part (22), and the first extending part (21) and the second extending part (22) are arranged at one end, far away from the base (103), of the supporting frame (2); the elastic connecting piece (3) is arranged between the support frame (2) and the backrest (1); two sides of the backrest (1) are respectively connected with the first extension part (21) and the second extension part (22) through the elastic connecting piece (3), and the elastic connecting piece (3) can elastically deform along the front-back direction of the seat (10); and

the second connecting piece (7) is positioned on the inner side of the support frame (2), and the second connecting piece (7) obliquely extends from the lower end of the backrest (1) to the upper end of the support frame (2); and two ends of the second connecting piece (7) are respectively connected with the support frame (2) and the backrest (1).

2. The seat (10) of claim 1, wherein the seat (10) further comprises a first connector (5);

the first extending part (21) and the second extending part (22) are both provided with a first mounting groove (23), and the first end (31) of the elastic connecting piece (3) is provided with a second mounting groove (311); the first mounting groove (23) is connected with the second mounting groove (311) through the first connecting piece (5).

3. The seat (10) according to claim 1, wherein the backrest (1) is provided with a latch block (6), and the second end (32) of the elastic connecting member (3) is provided with a latch groove (321);

the backrest (1) and the elastic connecting piece (3) are connected with the clamping groove (321) in a matched mode through the clamping block (6).

4. The seat (10) of claim 3, wherein the seat (10) further comprises a fastener by which the catch block (6) is secured to the backrest (1).

5. The seat (10) of claim 1, wherein the support frame (2) is of a "T" configuration;

the short sides of the T-shaped structure are respectively the first extension part (21) and the second extension part (22), the long sides of the T-shaped structure are the main body of the support frame (2), and the main body is bent.

6. The seat (10) according to claim 1, wherein the backrest (1) is a hollow frame, the frame sides of which are bent in a direction approaching the support frame (2).

7. The seat (10) of claim 6, wherein the backrest (1) comprises a first frame (11) and a second frame (12);

one side of the first frame body (11) close to the support frame (2) is provided with a plurality of fixing holes, one side of the second frame body (12) far away from the support frame (2) is provided with a plurality of bulges, and the first frame body (11) and the second frame body (12) are connected in a matched mode through the fixing holes and the bulges.

8. The seat (10) of claim 7, wherein an elastic mesh is disposed within the frame, the elastic mesh being mounted through the first frame (11) and the second frame (12).

9. The seat (10) of claim 1, wherein the support frame (2) is angularly adjustable.