CN217771878U

CN217771878U - Extensible sofa

Info

Publication number: CN217771878U
Application number: CN202221868131.8U
Authority: CN
Inventors: 王小美
Original assignee: Shenzhen Bo Furniture Co ltd
Current assignee: Shenzhen Bo Furniture Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-11-11
Anticipated expiration: 2032-07-19

Abstract

The application relates to sofa technical field especially relates to an extensible sofa, and it includes: the chair comprises a base, a chair back, armrests and supporting legs, wherein the chair back is connected with the base, the armrests comprise a first side armrest and a second side armrest which are oppositely arranged, and the first side armrest is connected with the chair back and the base; the base includes: the foldable seat plate comprises a base plate frame and a foldable seat plate, wherein the foldable seat plate is accommodated in the base plate frame, the foldable seat plate comprises a first seat plate and a second seat plate which are sequentially clamped, the first seat plate is clamped with the base plate frame in a sliding mode, and one end of a first side handrail is connected with a second side handrail. The sofa length control method and the sofa length control device can meet the flexible requirements of users on the length of the sofa, and improve the experience of the users.

Description

Extensible sofa

Technical Field

The application relates to the technical field of sofas, in particular to an extensible sofa.

Background

In people's daily life, sofa has become a very general furniture, and current sofa includes the seat and fixes the back that sets up in seat one side, can sit on the seat when having a rest, and the health leans on the back to satisfy the demand that people had a rest daily.

At present, most of users live in small room space, and the buying demand for the sofa is more inclined to short sofa, but when the needs supply many people to sit or lie, short sofa can not extend, can not satisfy user's demand, but if buy long sofa, occupy great in space, can not freely contract into short sofa.

SUMMERY OF THE UTILITY MODEL

In order to meet the flexible requirements of users on the length of the sofa and improve the experience of the users, the application provides the extensible sofa, which adopts the following technical scheme:

an expandable sofa comprising: the chair comprises a base, a chair back, armrests and supporting legs, wherein the chair back is connected with the base, the armrests comprise a first side armrest and a second side armrest which are oppositely arranged, and the first side armrest is connected with the chair back and the base; the base includes: the foldable seat comprises a base plate frame and a foldable seat plate, wherein the foldable seat plate is accommodated in the base plate frame, the foldable seat plate comprises a first seat plate and a second seat plate which are sequentially clamped, the first seat plate is slidably clamped with the base plate frame, and one end of the first side handrail, which is far away from the second seat plate, is connected with the second side handrail.

By adopting the technical scheme, the folding seat plate with the foldable structure is arranged, so that the sofa seat can be contracted and expanded, the flexible requirements of a user on the length of the sofa can be met, and the use experience of the user is improved.

Optionally, a first baffle plate clamped with the first seat plate is arranged at one end, away from the first side armrest, of the bottom plate frame; one end of the bottom plate frame, which is clamped with the first seat plate, is provided with a first clamping convex edge which is matched with the first baffle plate for clamping; a second baffle plate is arranged at one end, far away from the bottom plate frame, of the first seat plate; one end of the first seat plate clamped with the second seat plate is provided with a second clamping convex edge matched with the second baffle plate in clamping connection.

Through adopting above-mentioned technical scheme, through setting up the protruding edge of first baffle and the first card of mutually supporting joint, the protruding edge of second baffle and second card, can guarantee that the user is when manual pulling second seat drives the extension of first seat, and second seat and first seat are spacing each other, avoid removing the cross position.

Optionally, one end of the first baffle is rotatably fixed on the bottom plate frame, and a first clamping piece for clamping the other end of the first baffle is arranged on the bottom plate frame; one end of the second baffle is rotatably fixed on the first seat plate, and a second clamping piece for clamping the second baffle is arranged on the first seat plate.

Through adopting above-mentioned technical scheme, through setting up first baffle of block complex and first fastener, second baffle and second fastener, can convenience of customers dismantle, assemble first seat and second seat.

Optionally, the expandable sofa further comprises: the support plate assembly is arranged on one side face, far away from the second side handrail, of the first side handrail and comprises an inclined cylinder, a first movable connecting piece and a support plate, wherein the inclined cylinder is fixed in the first side handrail and exposed, and a piston rod of the cylinder is connected with the support plate through the first movable connecting piece.

Through adopting above-mentioned technical scheme, through setting up the backup pad subassembly, can convenience of customers when article are placed to needs, the lift backup pad supports, and the backup pad is retrieved when not needing, and occupation space is not felt to increase user's experience.

Optionally, one end of the supporting plate is hinged to the first side armrest.

Through adopting above-mentioned technical scheme, through the articulated first side handrail of one end with the backup pad, can ensure the stability of backup pad when supporting.

Optionally, a supporting member assembly is disposed on the second seat plate, the supporting member assembly includes a supporting member and a second movable connecting member, and the supporting member is connected to the second seat plate through the second movable connecting member.

Through adopting above-mentioned technical scheme, can realize the support of second seat through setting up support piece, through setting up second swing joint spare, can make things convenient for support piece's folding, make things convenient for the second seat to accomodate to the bottom plate frame in.

Optionally, a receiving groove for receiving the supporting member is disposed on the second seat plate.

Through adopting above-mentioned technical scheme, through set up the storage tank on first seat and second seat, can make things convenient for holding of support piece, make things convenient for accomodating and supporting of first seat and second seat.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through setting up folded cascade's folding seat, can realize the shrink and the extension of sofa seat to satisfy the nimble demand of user to sofa length, improve user's use and experience and feel.

2. Through setting up the protruding edge of first baffle and the first card of mutually supporting joint, the protruding edge of second baffle and second card, can guarantee that the user is when manual pulling second seat drives first seat extension, and second seat and first seat are spacing each other, avoid removing the cross position.

3. Through setting up first baffle of block complex and first fastener, second baffle and second fastener, can convenience of customers dismantle, assemble first seat and second seat.

Drawings

Fig. 1 is a schematic perspective view of an expandable sofa according to an embodiment of the present application;

fig. 2 is a schematic perspective view of an expandable sofa according to the embodiment of the present application;

figure 3 is a cross-sectional schematic view of the expandable sofa of figure 1;

figure 4 is a bottom view of the expandable sofa of figure 1.

Description of reference numerals:

10. a base; 11. a floor frame; 111. a first baffle plate; 112. a first card convex edge; 113. a first engaging member; 12. folding the seat board; 121. a first seat plate; 1211. a second baffle; 1212. a second card convex edge; 1213. a second engaging member; 122. a second seat plate; 1221. A support member; 1222. a second movable connection; 1223. a containing groove; 20. a chair back; 30. a handrail; 31. a first side rail; 32. a second side armrest; 40. a support leg; 50. a support plate assembly; 51. a cylinder; 52. a first movable connector; 53. and a support plate.

Detailed Description

The present application will be described in further detail below.

The embodiment of the application discloses an extensible sofa. Referring to fig. 1 and 2, the expandable sofa comprises a base 10, a backrest 20, armrests 30 and legs 40, wherein the backrest 20 is connected with the base 10, the armrests 30 comprise a first side armrest 31 and a second side armrest 32 which are oppositely arranged, and the first side armrest 31 is connected with the backrest 20 and the base 10 to provide comfort for a user; the base 10 includes a base frame 11 and a folding seat 12, the folding seat 12 is accommodated in the base frame 11 in a foldable manner, the folding seat 12 includes a first seat 121 and a second seat 122 which are sequentially clamped, the first seat 121 is slidably clamped to the base frame 11, one end of the second seat 122, which is far away from the first side armrest 31, is connected to the second side armrest 32, wherein when the sofa needs to be expanded, a user can pull the second side armrest 32 to sequentially drive the first seat 121 and the second seat 122 to be pulled out from the base frame 11, when the sofa does not need to be used, the user can push the second side armrest 32 to sequentially drive the first seat 121 and the second seat 122 to be accommodated in the base frame 11, of course, only one of the first seat 121 and the second seat 122 can be accommodated, and the length of the sofa can be conveniently and flexibly expanded by the user.

Referring to fig. 2 and 3, a first baffle 111 for clamping the first seat plate 121 is disposed at one end of the bottom plate frame 11 away from the first side armrest 31, and a first clamping convex edge 112 for matching with the first baffle 111 to clamp is disposed at one end of the bottom plate frame 11 for clamping the first seat plate 121, so as to realize clamping of the first seat plate 121 and the bottom plate frame 11, and prevent the first seat plate 121 from falling off the bottom plate frame 11 due to external force; and a second baffle 1211 is arranged at one end of the first seat plate 121 far away from the bottom plate frame 11, and a second convex edge 1212 matched with the second baffle 1211 in clamping connection is arranged at one end of the first seat plate 121 connected with the second seat plate 122, so that the first seat plate 121 and the second seat plate 122 are clamped, the second seat plate 122 can be prevented from being separated from the first seat plate 121, and the normal expansion of the sofa can be further ensured.

Further, in order to facilitate the disassembly and assembly of the sofa, referring to fig. 2, in this embodiment, one end of the first baffle 111 is configured to be rotatably fixed on the bottom plate frame 11, and the bottom plate frame 11 is provided with a first engaging member 113 for engaging the other end of the first baffle 111, and is configured to engage the first baffle 111 and cooperate with the first baffle 111 to limit the first seat plate 121; one end of the second barrier 1211 is rotatably fixed on the first seat 121, and the first seat 121 is provided with a second engaging member 1213 for engaging the second barrier 1211, and engaging with the second barrier 1211 to limit the second seat 122.

Further, in order to increase the function of the sofa, so as to improve the experience of the user, referring to fig. 2 and fig. 3, the expandable sofa is further provided with a supporting plate assembly 50, the supporting plate assembly 50 is arranged on a side face of the first side armrest 31 far away from the second side armrest 32, the supporting plate assembly 50 comprises an inclined cylinder 51 fixed in the first side armrest 31 and exposed, a first movable connecting piece 52 and a supporting plate 53, a piston rod of the cylinder 51 is connected with the supporting plate 53 through the first movable connecting piece 52, so that the user can conveniently place articles when the articles are needed, the lifting supporting plate 53 is supported, the supporting plate 53 is recycled when the user does not need, the space is not occupied, and the experience of the user is increased.

Wherein, the inclination of the cylinder 51 is set to 45 degrees, for example, to turn over the supporting plate 53, so as to facilitate the placement of tea or other articles by the user; the first movable link 52 may have a structure as shown in fig. 1, and in the present embodiment, the inclination of the cylinder 51 and the structure of the first movable link 52 are not limited as long as the same function can be achieved.

In addition, in order to secure the stability of the support plate 53 when supporting, referring to fig. 1, in the present embodiment, one end of the support plate 53 is provided to hinge the first side rail 31.

Further, in order to support the second seat plate 122, referring to fig. 3, a support member assembly is disposed on the second seat plate 122, the support member assembly includes a support member 1221 and a second movable connecting member 1222, the support member 1221 is connected to the second seat plate 122 through the second movable connecting member 1222, and the second movable connecting member 1222 is disposed to facilitate the folding of the support member 1221, so as to facilitate the storage of the second seat plate 122.

In addition, it should be mentioned that, in order to avoid that the supporting member 1221 will affect the storage of the second seat plate 122 after being folded, referring to fig. 3 and 4, a storage groove 1223 for storing the folded supporting member 1221 is disposed on the second seat plate 122.

In summary, the extensible sofa disclosed in the embodiment of the present application can realize the contraction and expansion of the sofa seat by arranging the foldable seat plate 12, so as to meet the flexible requirement of the user on the length of the sofa and improve the use experience of the user; by arranging the first baffle 111 and the first convex clamping edge 112, the second baffle 1211 and the second convex clamping edge 1212 which are matched and clamped with each other, when a user manually pulls the second seat plate 122 to drive the first seat plate 121 to expand, the second seat plate 122 and the first seat plate 121 are limited with each other, and the movement over position is avoided; the first baffle 111 and the first engaging member, the second baffle 1211 and the second engaging member 1213 are engaged with each other, so that the first seat 121 and the second seat 122 can be conveniently disassembled and assembled by a user; through setting up backup pad subassembly 50, but convenience of customers when article are placed to needs, lift backup pad 53 supports, and backup pad 53 retrieves when not needing, and occupation space is not felt to increase user's experience.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An expandable sofa, comprising: the chair comprises a base (10), a chair back (20), armrests (30) and supporting legs (40), wherein the chair back (20) is connected with the base (10), the armrests (30) comprise a first side armrest (31) and a second side armrest (32) which are oppositely arranged, and the first side armrest (31) is connected with the chair back (20) and the base (10);

the base (10) comprises: the foldable seat plate comprises a bottom plate frame (11) and a foldable seat plate (12), wherein the foldable seat plate (12) is accommodated in the bottom plate frame (11), the foldable seat plate (12) comprises a first seat plate (121) and a second seat plate (122) which are sequentially clamped, the first seat plate (121) is clamped in a sliding mode with the bottom plate frame (11), and one end, far away from the first side handrail (31), of the second seat plate (122) is connected with the second side handrail (32).

2. The expandable sofa according to claim 1, wherein the end of the floor frame (11) remote from the first side rail (31) is provided with a first baffle (111) that snaps the first seat plate (121);

a first clamping convex edge (112) which is matched with the first baffle (111) for clamping is arranged on the first seat plate (121) at one end of the bottom plate frame (11) for clamping;

one end of the first seat plate (121) far away from the bottom plate frame (11) is provided with a second baffle plate (1211);

one end of the first seat plate (121) clamped with the second seat plate (122) is provided with a second clamping convex edge (1212) matched with the second baffle plate (1211) in clamping.

3. The expandable sofa according to claim 2, wherein one end of the first flap (111) is rotatably fixed on the base frame (11), and the base frame (11) is provided with a first engaging member (113) for engaging with the other end of the first flap (111);

one end of the second baffle (1211) is rotatably fixed on the first seat plate (121), and a second clamping piece (1213) for clamping the second baffle (1211) is arranged on the first seat plate (121).

4. The expandable sofa of claim 1, further comprising: the supporting plate component (50), the supporting plate component (50) sets up first side handrail (31) are kept away from on the side of second side handrail (32), supporting plate component (50) are including fixing in first side handrail (31) and exposed tilting cylinder (51), first swing joint spare (52), backup pad (53), the piston rod of cylinder (51) is through first swing joint spare (52) are connected backup pad (53).

5. The expandable sofa according to claim 4, wherein one end of the supporting plate (53) is hinged to the first side arm-rest (31).

6. The expandable sofa according to claim 1, wherein a bracing assembly is provided on the second seat plate (122), said bracing assembly comprising a bracing member (1221) and a second movable connector (1222), said bracing member (1221) being connected to said second seat plate (122) by said second movable connector (1222).

7. The expandable sofa according to claim 6, wherein the second seat plate (122) is provided with a receiving slot (1223) for receiving the support member (1221).