CN217792210U

CN217792210U - Foldable sofa

Info

Publication number: CN217792210U
Application number: CN202222248239.3U
Authority: CN
Inventors: 许风伟
Original assignee: Qingdao Fenggong Weiye Furniture Co ltd
Current assignee: Qingdao Fenggong Weiye Furniture Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-11-15
Anticipated expiration: 2032-08-25

Abstract

The utility model provides a foldable sofa, include: the back plate, the middle plate, the first front plate, the second front plate and the seat plate. The two back plates are rotatably connected at the side edges of the two back plates, and a first supporting table surface is arranged below the back plates; the two middle plates are respectively rotatably connected with the other side edges of the two back plates; one side edge of the first front plate is rotatably connected with the free end of the middle plate, and a second supporting table surface is arranged below the first front plate; one side edge of the second front plate is rotatably connected with the other side edge of the other middle plate, the other side edge is connected with the free end of the first front plate through a rotating connection structure, and a third supporting table surface is further arranged; the seat plate is removably placed on the first support table, the second support table and the third support table. The utility model discloses a collapsible sofa, simple structure can fold fast or open the sofa, has great bearing capacity, is applicable to more occasions and facilitates for people use.

Description

Foldable sofa

Technical Field

The utility model relates to a furniture design technical field, concretely relates to collapsible sofa.

Background

The sofa is common furniture among people's daily life, extensively is used for areas such as family, office, anytime and anywhere provides comfortable convenient rest place for people, but the occupation space of current sofa is great, and is not convenient for carry and shift, and the convenience of use is relatively poor.

Chinese patent document CN110897402A discloses a foldable stool, which comprises a stool plate, a backrest, a supporting plate and a supporting column, wherein one end of the stool plate is provided with a supporting part, the backrest is hinged with the supporting part, the supporting plate is fixed at four corner positions at the bottom of the stool plate, a groove is arranged in the middle of the supporting plate, and the supporting column is hinged with the supporting plate; the foldable stool disclosed in the patent document reduces the occupied space of the stool to a certain extent, and is convenient to carry and use; but it still has at least the following technical drawbacks: 1. the supporting column is hinged with the stool plate through the supporting plate, and when the stool plate is used, the supporting column is opened to be supported on the ground, so that the stool plate is easy to shake, and the overall structure is not stable enough; 2. under a pressed state (namely, a person sits on the support column or stores articles), the support stability of the hinged part of the support column and the support plate is poor; 3. when the folding device is folded, the four support columns and the backrest are required to be completely folded, and although the structure is simple, the operation is complicated when the folding device is folded; 4. the bench daughter board is connected with the back is articulated to support the back through the supporting part, because the height of supporting part is lower, bearing capacity is limited, the people leans on the back and exceeds the pressure-bearing range of supporting part easily, leads to the back to buckle or break, gives the people and causes the injury.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the technical defect that collapsible sofa supporting leg and holistic structural design among the prior art stability is not enough, folding operation is numerous and diverse and the back is buckled easily or is broken to provide a stability is strong, folding convenient and safe in utilization's collapsible sofa.

Therefore, the utility model provides a foldable sofa, include:

the two back plates are rotatably connected at the side edges of the two back plates, and a first supporting table surface is arranged below the back plates;

the two middle plates are oppositely arranged, and one side edges of the two middle plates are respectively rotatably connected with the other side edges of the two back plates;

one side edge of the first front plate is rotatably connected with the other side edge of the middle plate, and a second supporting table surface is arranged below the first front plate;

one side edge of the second front plate is rotatably connected with the other side edge of the other middle plate, the other side edge of the second front plate is connected with the free end of the first front plate through a rotating connection structure, and a third supporting table surface is arranged below one side close to the middle plate;

a seat pan removably placed on the first, second, and third support decks.

Preferably, the first supporting platform surface is arranged on the inward side of the back plate; when the sofa is folded, the back surfaces of the two back plates are close to or in contact with each other.

Preferably, at least one first support column is arranged below the back plate, and the first support table is formed on the top surface of the first support column.

Preferably, the bottom of the middle plate is formed with a first opening; when the sofa is folded, the first supporting column and the first supporting table-board penetrate out from the first opening.

As a preferable scheme, at least two second supporting columns are arranged below the first front plate and are respectively arranged at two ends of the first front plate, and the second supporting table is formed on the top surface of the second supporting column.

Preferably, a third supporting column is arranged below one side of the second front plate close to the middle plate, and the third supporting table is formed on the top surface of the third supporting column.

As a preferable aspect, the rotation connecting structure includes:

the blind hole is formed in the top of the second supporting table top;

the plug-in column is arranged at the end part of the second front plate and can be rotatably inserted into the blind hole;

or the connecting structure is a hinge, and one connecting plate of the hinge is fixedly arranged at one end of the first front plate, which is provided with the second supporting table top;

the other connecting plate of the hinge is fixedly arranged at one end of the second front plate, which is not provided with the third supporting table surface;

after the first front plate is connected with the second front plate, the distance between the lowest position of the second front plate and the highest position of the second supporting table surface is close to or contacts with each other.

Preferably, top surfaces of the first support mesa, the second support mesa, and the third support mesa are disposed coplanar.

Preferably, top surfaces of the middle plate, the first front plate and the second front plate are coplanar and have a height higher than or equal to a top surface of the seat plate.

As a preferable scheme, the method further comprises the following steps:

the deformable magic cube cushion comprises 8 identical right-angle triangular prisms, and every two adjacent right-angle triangular prisms are connected through a hinge structure; 6 the right-angle triangular prism combination forms the base, with the shape of bedplate is the same, is suitable for to install on the bedplate and by backplate, intermediate lamella, first front bezel and the spacing of second front bezel is fixed, 2 the right-angle triangular prism forms the back, supports and leans on the backplate.

The technical scheme provided by the utility model, following advantage has:

the utility model discloses a collapsible sofa, include: the seat comprises a back plate, a middle plate, a first front plate, a second front plate and a seat plate. The two back plates are rotatably connected at the side edges, and a first supporting table surface is arranged below the back plates; the two middle plates are oppositely arranged, and one side edges of the two middle plates are respectively rotatably connected with the other side edges of the two back plates; one side edge of the first front plate is rotatably connected with the other side edge of the middle plate, and a second supporting table surface is arranged below the first front plate; one side edge of the second front plate is rotatably connected with the other side edge of the other middle plate, the other side edge is connected with the free end of the first front plate through a rotating connection structure, and a third supporting table surface is arranged below one side close to the middle plate; the seat plate is removably placed on the first support table, the second support table and the third support table.

The utility model discloses a foldable sofa, connect through the hinge between the adjacent board (except that between first front bezel and the second front bezel), when being in the user state, two backplates are in the coplanar, two intermediate lamellas are perpendicular to the backplate, first front bezel and second front bezel are mutually perpendicular, enclose and close and form the middle space the same with bedplate shape, the bedplate is placed on first support mesa, second support mesa and third support mesa after, the bedplate props up whole middle space; the bottoms of the back plate, the middle plate, the first front plate and the second front plate are directly supported on the ground without a folding structure in the vertical direction, so that the back plate, the middle plate, the first front plate and the second front plate can bear larger pressure and have better supporting stability; the height of the back plate is higher than that of other plates, so that the back plate can be used for leaning, the back plate is integrally designed, and a folding structure in the vertical direction is not arranged, so that the back plate is safer. When needing to be folded, only need take off the bedplate of placing on the mesa, it is inwards to rotate two backplates, makes the back of two backplates be close to each other, and the rotation of intermediate lamella, first front bezel and second front bezel along with the backplate at this moment is close to the middle part (as shown in fig. 6), accomplishes the folding to the sofa, and the operation is very simple. In addition, the deformable magic cube cushion is deformed into the cushion and the backrest and is placed on the seat plate, so that a more comfortable rest environment can be provided for a user, and the use entertainment is also increased. The utility model discloses a foldable sofa, simple structure, it is folding convenient, support stably, accomodate the convenience, can stably bear great pressure, be applicable to more occasions, provide bigger life facility for people.

Drawings

In order to illustrate the technical solutions in the prior art or the embodiments of the present invention more clearly, the drawings used in the description of the prior art or the embodiments are briefly introduced below.

Fig. 1 is a schematic view of the whole structure of the foldable sofa (without cushion).

Fig. 2 is a schematic structural view of the seat plate in fig. 1 taken away.

Fig. 3 is another schematic view of the structure of fig. 2.

Fig. 4 is an assembly structure view of the first front plate and the second front plate of fig. 2.

Figure 5 is a schematic view of the modified puzzle seat mounted to the foldable sofa of figure 1.

Fig. 6 is a folded view of fig. 2.

Reference numerals: 1. a back plate; 11. a first support table; 12. a first support column; 2. a middle plate; 21. a first opening; 3. a first front plate; 31. a second support table; 32. a second support column; 33. Blind holes; 4. a second front plate; 41. a third support table; 42. a third support column; 43. inserting the column; 5. a seat plate; 6. deformation magic cube cushion.

Detailed Description

In order to make the technical solutions in the embodiments of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments that can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application.

It is noted that the terms first, second and the like in the claims and in the description of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meaning of these terms in this application can be understood by those skilled in the art as appropriate. In addition, the term "plurality" shall mean two as well as more than two. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Examples

The present embodiment provides a foldable sofa, as shown in fig. 1-3 and 6, comprising: a back plate 1, a middle plate 2, a first front plate 3, a second front plate 4 and a seat plate 5. The two back plates 1 are rotatably connected, the side edges of the two back plates 1 are rotatably connected, and a first supporting table surface 11 is arranged below the back plates 1; the two middle plates 2 are oppositely arranged, and one side edges of the two middle plates 2 are respectively and rotatably connected with the other side edges of the two back plates 1; one side edge of the first front plate 3 is rotatably connected with the other side edge of the middle plate 2, and a second supporting table surface 31 is arranged below the first front plate; one side edge of the second front plate 4 is rotatably connected with the other side edge of the other middle plate 2, the other side edge is connected with the free end of the first front plate 3 through a rotating connection structure, and a third supporting table 41 is arranged below one side close to the middle plate 2; the seat plate 5 is removably placed on the first support table 11, the second support table 31 and the third support table 41.

In the foldable sofa of the embodiment, adjacent plates (between two back plates 1, between the back plate 1 and the middle plate 2, between the first front plate 3 and the middle plate 2, and between the second front plate 4 and the middle plate 2) are connected through hinges (except for the first front plate 3 and the second front plate 4), when the foldable sofa is in a use state, the two back plates 1 are on the same plane, the two middle plates 2 are perpendicular to the back plates 1, the first front plate 3 and the second front plate 4 are perpendicular to each other, and form a middle space with the same shape as the seat plate 5 in a surrounding manner, and after the seat plate 5 is placed on the first supporting table 11, the second supporting table 31 and the third supporting table 41, the seat plate 5 is fully supported in the whole middle space; the bottoms of the back plate 1, the middle plate 2, the first front plate 3 and the second front plate 4 are directly supported on the ground without a folding structure in the vertical direction, so that the back plate can bear larger pressure and has better supporting stability; the height of the back plate 1 is higher than that of other plates, so that the back plate can be used for leaning, and the back plate 1 is integrally arranged, so that the back plate is safer. When the sofa needs to be folded, the seat board 5 placed on the table board is only required to be taken off, the two back boards 1 are rotated inwards, the back faces of the two back boards 1 are made to be close to each other, at the moment, the middle board 2, the first front board 3 and the second front board 4 are close to the middle part along with the rotation of the back boards 1 (as shown in fig. 6), the sofa can be folded quickly, and the sofa is very simple to operate. The foldable sofa of the embodiment has the advantages of simple structure, convenience in folding, better supporting stability, capability of bearing larger pressure and suitability for more occasions.

As shown in fig. 2-3, in the foldable sofa of the present embodiment, the first supporting platform 11 is disposed at the inward side of the back boards 1, and the back surfaces of the two back boards 1 are close to or in contact with each other when the sofa is folded.

In the foldable sofa of the present embodiment, at least one first supporting column 12 is disposed below the back plate 1, and the first supporting table 11 is formed on the top surface of the first supporting column 12. The effect of first support table face 11 lies in supporting bedplate 5, and its structural style can have the multiple, adopts in this application to set up first support column 12, and first support table face 11 forms at the top surface of first support column 12, can carry out more stable support to bedplate 5. The principle of the second supporting platform 31 and the third supporting platform 41 is the same, and the structural forms thereof can be varied, but the main function is to support the seat plate 5.

In the foldable sofa of the embodiment, the bottom of the middle plate 2 is formed with the first opening 21, when the sofa is folded, the first support column 12 and the first support table 11 can pass through the first opening 21, so that the first support column 12 and the first support table 11 are prevented from being contacted with the middle plate 2, and the middle plate 2 and the back plate 1 can be folded more tightly; in addition, the weight of the middle plate 2 can be reduced by arranging the first opening 21, and the weight of the sofa is indirectly reduced.

As shown in fig. 2 to 4, in the foldable sofa of the present embodiment, at least two second supporting pillars 32 are provided below the first front plate 3, and are respectively provided at two ends of the first front plate 3, and the second supporting table 31 is formed on the top surfaces of the second supporting pillars 32; a third supporting column 42 is provided below a side of the second front plate 4 adjacent to the middle plate 2, and a third supporting table 41 is formed on a top surface of the third supporting column 42. The second supporting platform 31, the third supporting platform 41 and the first supporting platform 11 are used for supporting the seat board 5, in this embodiment, the second supporting column 32 and the third supporting column 42 are provided, and the second supporting platform 31 and the third supporting platform 42 are respectively formed on the top surfaces of the second supporting column 32 and the third supporting column 42 to support the seat board 5, because the first supporting column 12, the second supporting column 32 and the third supporting column 42 are directly supported on the ground, and there is no middle folding structure, the stability of supporting the seat board 5 can be enhanced.

As shown in fig. 4, the foldable sofa of the present embodiment has a rotary connection structure comprising: blind hole 33 and peg 43. Wherein, the blind hole 33 is opened on the top of the second supporting platform 31; a peg 43 is provided at the end of the second front plate 4, the peg 43 being rotatably inserted inside the blind hole 33. When the sofa is opened or folded, the first front plate 3 and the second front plate 4 rotate in the blind holes 33 through the inserting columns 43, and then the first front plate 3 and the second front plate 4 are driven to rotate.

Or the rotary connecting structure is a hinge, and one connecting plate of the hinge is fixedly arranged at one end of the first front plate 3, which is provided with the second supporting table-board 31; the other connecting plate of the hinge is fixedly arranged at one end of the second front plate 4, which is not provided with the third supporting platform surface 41; after the first front plate 3 is connected with the second front plate 4, the lowest position of the second front plate 4 is close to or in contact with the highest position of the second supporting table 31. So set up, both strengthened the compactness of being connected between first front bezel 3 and the second front bezel 4, moreover in the use, the second supports mesa 31 and can also support second front bezel 4, uses safelyr.

In the foldable sofa of the present embodiment, the top surfaces of the first support platform 11, the second support platform 31 and the third support platform 41 are coplanar, so that the seat board 5 can provide a horizontal seating surface or support surface after the seat board 5 is inserted.

In the foldable sofa of the present embodiment, the top surfaces of the middle plate 2, the first front plate 3 and the second front plate 4 are coplanar and have a height higher than the top surface of the seat plate 5 or flush with the top surface of the seat plate 5. When the top surfaces of the middle plate 2, the first front plate 3 and the second front plate 4 are higher than the top surface of the seat plate 5, a recess is formed in the middle, so that the subsequent deformable magic cube cushion 6 is convenient to mount; when the top surfaces of the middle plate 2, the first front plate 3 and the second front plate 4 are flush with the top surface of the seat plate 5, a user can directly sit on the seat plate 5 conveniently, and the deformable magic cube seat cushion 6 can be placed naturally.

As shown in fig. 5, the foldable sofa of the present embodiment further includes a deformable magic cube cushion 6, which includes 8 identical right-angle triangular prisms, and two adjacent right-angle triangular prisms are connected by a hinge structure; 6 triangular prism combination of right angle forms the base, and is the same with bedplate 5's shape, is suitable for to install on bedplate 5 and by backplate 1, intermediate lamella 2, first

front bezel

3 and 4 spacing fixes of second front bezel, and 2 right angle triangular prisms form the back, support and lean on backplate 1. When in use, the user sits on the base and backs on the backrest, thereby providing a more comfortable rest environment for the user. The specific structure of the modified magic cube seat cushion 6 is disclosed in patent CN106388383A, belonging to the prior art.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the present invention.

Claims

1. A foldable sofa, comprising:

the two back plates (1) are rotatably connected with each other at the side edges of the two back plates (1), and a first supporting table surface (11) is arranged below the back plates (1);

the two middle plates (2) are oppositely arranged, and one side edges of the two middle plates (2) are respectively and rotatably connected with the other side edges of the two back plates (1);

a first front plate (3), one side edge of which is rotatably connected with the other side edge of the middle plate (2), and a second supporting table surface (31) is arranged below the first front plate;

one side edge of the second front plate (4) is rotatably connected with the other side edge of the other middle plate (2), the other side edge is connected with the free end of the first front plate (3) through a rotating connection structure, and a third supporting table surface (41) is arranged below one side close to the middle plate (2);

a seat plate (5) removably placed on the first support table top (11), the second support table top (31) and the third support table top (41).

2. The foldable sofa of claim 1, wherein: the first supporting table surface (11) is arranged on the inward side of the back plate (1); when the sofa is folded, the back surfaces of the two back plates (1) are close to or in contact with each other.

3. The foldable sofa of claim 1, wherein: the lower part of backplate (1) is equipped with at least one first support post (12), first supporting bench face (11) form the top surface of first support post (12).

4. The foldable sofa of claim 3, wherein: a first opening (21) is formed at the bottom of the middle plate (2); when the sofa is folded, the first supporting column (12) penetrates outwards from the first opening (21).

5. The foldable sofa of claim 1, wherein: at least two second supporting columns (32) are arranged below the first front plate (3) and are respectively arranged at two ends of the first front plate (3), and the second supporting table top (31) is formed on the top surface of the second supporting columns (32).

6. The foldable sofa of claim 5, wherein: a third supporting column (42) is arranged below one side, close to the middle plate (2), of the second front plate (4), and a third supporting table surface (41) is formed on the top surface of the third supporting column (42).

7. The foldable sofa of claim 6, wherein: the rotation connection structure includes:

the blind hole (33) is formed in the top of the second supporting table top (31);

the inserting column (43) is arranged at the end part of the second front plate (4), and the inserting column (43) is rotatably inserted into the blind hole (33);

or the connecting structure is a hinge,

one connecting plate of the hinge is fixedly arranged at one end of the first front plate (3) provided with the second supporting table top (31);

the other connecting plate of the hinge is fixedly arranged at one end, which is not provided with the third supporting table top (41), of the second front plate (4);

after the first front plate (3) is connected with the second front plate (4), the distance between the lowest position of the second front plate (4) and the highest position of the second supporting table surface (31) is close or contacted.

8. The foldable sofa of claim 1, wherein: the top surfaces of the first supporting table surface (11), the second supporting table surface (31) and the third supporting table surface (41) are arranged in a coplanar manner.

9. The foldable sofa of claim 8, wherein: the top surfaces of the middle plate (2), the first front plate (3) and the second front plate (4) are arranged in a coplanar manner and are higher than the top surface of the seat plate (5) or are flush with the top surface of the seat plate (5).

10. The foldable sofa of any of claims 1-9, further comprising:

the deformable magic cube cushion (6) comprises 8 identical right-angle triangular prisms, and every two adjacent right-angle triangular prisms are connected through a hinge structure; 6 the right-angle triangular prism combination forms the base, with the shape of bedplate (5) is the same, is suitable for to install bedplate (5) are gone up and by backplate (1), intermediate lamella (2), first front bezel (3) and second front bezel (4) are spacing fixed, 2 the right-angle triangular prism forms the back, support and lean on backplate (1).