CN115778128A - Sofa of inner frame mortise-tenon joint formula structure - Google Patents

Abstract

The invention discloses a sofa with an internal frame tenon-and-mortise structure, which comprises a sofa framework and a sponge layer arranged on the sofa framework, wherein the sofa framework comprises a seat top plate and a seat bottom plate which are arranged in parallel, the centers of the seat top plate and the seat bottom plate are both of hollow structures, and the seat bottom plate and the seat top plate are connected through a seat middle plate positioned in the center and supporting plates positioned at the periphery; the sofa frame comprises a sofa frame body, and is characterized by further comprising a back top plate, a back four-layer plate, a back three-layer plate, a back two-layer plate and a back one-layer plate which are connected by adopting a tenon-and-mortise structure and are sequentially arranged from top to bottom.

Description

Sofa of inner frame mortise-tenon joint formula structure

Technical Field

The invention relates to the technical field of furniture design, in particular to a sofa with an internal frame tenon-and-mortise structure.

Background

Along with the improvement of modern living standard, people have had higher requirement to the furniture among the house living environment, and the sofa is as the necessity of people's life house, puts in positions such as sitting room often, and wood, panel material are generally chooseed for use to current wooden interior frame sofa, connect through fastener, nail, glue. With the increase of the service life, the change of expansion and contraction of the solid wood material, the aging of the fasteners and nails, the oxidation, the failure of glue and other reasons, the furniture structure is loosened, the service life is shortened, and the sofa using the solid wood as the inner frame is easy to store worm eggs and is damaged by worms and mildewed; meanwhile, the solid wood products for export must be treated by fumigation, while the products in the application adopt treated solid wood boards, so that the solid wood products are not treated by fumigation when being exported.

Meanwhile, the existing sofa adopts a connecting mode of fasteners, nails and glue, and the inconvenience in the transportation process can be caused due to the fact that the sofa inner frame cannot be disassembled.

Disclosure of Invention

The invention aims to provide a sofa with an internal frame tenon-and-mortise structure, which aims to solve the problem that the structure of the sofa is easy to loosen after long-time use because the conventional sofa internal frame provided by the background technology is assembled by adopting fasteners, nails or glue.

The technical scheme of the invention is realized as follows: a sofa with an internal frame tenon-and-mortise structure comprises a sofa framework and a sponge layer arranged on the sofa framework, wherein the sofa framework comprises a seat top plate and a seat bottom plate which are arranged in parallel, the centers of the seat top plate and the seat bottom plate are both hollow structures, and the seat bottom plate is connected with the seat top plate through a seat middle plate positioned in the center and supporting plates positioned at the periphery; all adopt still including adopting tenon fourth of the twelve earthly branches structure to link to each other, and from the top down set gradually back of the body roof, back of the body four-layer board, back of the body three-layer board, back of the body two-layer board and back of the body one-layer board, back of the body roof, back of the body four-layer board, back of the body three-layer board, back of the body two-layer board and back of the body one-layer board link to each other through a plurality of back of the body medium boards of following the peripheral align to grid of sofa, back of the body four-layer board and back of the body three-layer board contact each other and connect and install the middle part position at back of the body medium board with the mode of tenon fourth of the twelve earthly branches connection, back of the body two-layer board is located a roof top and sets up with a roof contact each other, back of the body one-layer board is located a bottom board top and sets up with a bottom board contact each other.

Preferably, the seat top plate and the seat bottom plate are provided with a first mortise for connecting the back middle plate and a third mortise for connecting the support plate, the cavity inner wall of the seat top plate is provided with a second mortise for connecting the seat middle plate, the seat bottom plate is provided with a fourth mortise for connecting the seat middle plate, the front and rear positions of the lower surface of the seat middle plate are provided with first tenons protruding outwards, and the front and rear positions of the middle of the upper surface are provided with second tenons protruding outwards.

Preferably, the cavity position of the seat bottom plate is provided with connecting plates which are arranged in parallel and used for reinforcing the seat bottom plate structure.

Preferably, the supporting plate comprises a front supporting plate and a rear supporting plate, the front supporting plate is arranged in the front position of a gap between the top plate and the bottom plate through a mortise and tenon structure, and the rear supporting plate is arranged in the rear position of the gap between the top plate and the bottom plate through a mortise and tenon structure.

Preferably, two sides of the back top plate, the back four-layer plate, the back three-layer plate, the back two-layer plate and the back one-layer plate extend towards the front of the sofa in a bending way along the rear end of the sofa, and the whole sofa is in a U-shaped structure.

Preferably, the two sides of the sofa are provided with front supporting plates.

By adopting the technical scheme, the invention has the beneficial effects that:

the sofa frame is simple in design structure and convenient and fast to disassemble and assemble, the integral connection of the sofa frame is realized by adopting the mortise and tenon type structure, the existing mode of assembling by adopting fasteners, nails or glue is replaced, and the sofa frame has the advantages of being stable in structure and easy to disassemble and assemble.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the connection of the back middle plate with the back top plate, the back four-layer plate, the back three-layer plate, the back two-layer plate, the back one-layer plate, the seat top plate and the seat bottom plate according to the present invention;

FIG. 4 is a top view of the seat pan of the present invention;

FIG. 5 is a top plan view of the seat top plate of the present invention;

FIG. 6 is a top view of a plate in a seat of the present invention;

FIG. 7 is a top view of the backing plate of the present invention;

FIG. 8 is a top view of the back ceiling panel of the present invention;

FIG. 9 is a top view of the back four-ply panel of the present invention;

FIG. 10 is a top view of the back three-layer panel of the present invention;

FIG. 11 is a top view of a back two-layer panel of the present invention;

FIG. 12 is a top view of a back-to-back laminate of the present invention.

Wherein: 1. a seat bottom plate; 101. a connecting plate; 102. a fourth mortise; 2. a front supporting plate; 3. a seat top plate; 301. a first tongue-and-groove; 302. a second mortise; 303. a third mortise; 4. a seat middle plate; 401. a first tenon; 402. a second tenon; 5. a front support plate; 6. a rear support plate; 7. back three layers of plates; 8. carrying out four layers of plates; 801. a seventh mortise; 9. carrying out back two-layer plate; 901. a ninth tongue and groove; 10. back middle plate; 1001. a fifth mortise; 1002. a sixth mortise; 11. a back ceiling panel; 1101. an eighth tongue-and-groove; 12. backing a layer plate; 1201. a tenth tongue-and-groove; 13. an anti-skid foot pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

As shown in the figure, the sofa with the internal frame tenon-and-mortise structure comprises a sofa framework and a sponge layer arranged on the sofa framework, wherein the sponge layer is mainly fixed on the sofa in a screw mounting mode, so that the sofa is integrally formed; the sofa framework comprises a seat top plate 3 and a seat bottom plate 1 which are arranged in parallel, the centers of the seat top plate 3 and the seat bottom plate 1 are both of a hollow structure, and the seat bottom plate 1 is connected with the seat top plate 3 through a seat middle plate 4 positioned in the center and supporting plates positioned at the periphery; still including adopting the back of the body roof 11, back of the body four-layer board 8, back three-layer board 7, back two-layer board 9 and back one deck plate 12 that tenon fourth of the twelve earthly branches structure links to each other, and from the top down set gradually, back of the body roof 11, back four-layer board 8, back three-layer board 7, back two-layer board 9 and back one deck plate 12 link to each other through a plurality of back of the body medium boards 10 along the peripheral align to grid of sofa, back four-layer board 8 and back three-layer board 7 contact each other are connected and install the middle part position at back medium board 10 with tenon fourth of the twelve earthly branches connected mode, back two-layer board 9 is located the setting of seat roof 3 top and with seat roof 3 contact each other, back one-layer board 12 is located seat bottom plate 1 top and sets up with seat bottom plate 1 contact each other.

The back middle plate 10 is structured as shown in fig. 7, the upper and lower ends of which have tenons, and the lateral surfaces of which are respectively provided with a fifth mortise 1001 and a sixth mortise 1002, wherein the width of the fifth mortise 1001 is twice the width of the sixth mortise 1002, that is, the back four-layer plate 8 and the back three-layer plate 7 are respectively and correspondingly inserted into the fifth mortise 1001, the back four-layer plate 8 is on the upper side, the back three-layer plate 7 is on the lower side, wherein the periphery of the back four-layer plate 8 is provided with a plurality of seventh mortises 801, the back four-layer plate 8 is inserted into the fifth mortise 1001 after the seventh mortises 801 correspond to the fifth mortise 1001, and the back three-layer plate 7 is directly inserted into the fifth mortise 1001.

The inside of back of the body roof 11 has a plurality of eighth tongue-and-groove 1101, and during the installation, back of the body roof 11 is located the top position of back of the body medium board 10, and eighth tongue-and-groove 1101 correspondingly cooperates with the tenon of back of the body medium board 10 upper end, realizes the mortise and tenon joint.

A plurality of ninth mortises 901 are formed in the periphery of the back two-layer board 9, and when the back two-layer board is installed, after the ninth mortises 901 correspond to the sixth mortises 1002 of the back middle board 10, the back two-layer board 9 is inserted into the sixth mortises 1002, so that the mortise and tenon connection between the back two-layer board 9 and the back middle board 10 is realized.

The back-to-back layer plate 12 is located at the lowest part and is provided with a circular through hole, the butt joint with the seat bottom plate 1 can be realized by utilizing a wood pin, in addition, the inner side of the back-to-back layer plate 12 is provided with a plurality of tenth mortises 1201, and the tenth mortises 1201 are matched with tenons below the back-to-back middle plate 10 to realize the connection of the back-to-back layer plate 12 and the back-to-back middle plate 10.

Specifically, a first tongue-and-groove 301 for connecting the back middle plate 10 and a third tongue-and-groove 303 for connecting the support plate are respectively formed in the peripheries of the seat top plate 3 and the seat bottom plate 1, a second tongue-and-groove 302 for connecting the seat middle plate 4 is formed in the inner wall of a cavity of the seat top plate 3, a fourth tongue-and-groove 102 for connecting the seat middle plate 4 is formed in the periphery of the seat bottom plate 1, a first tongue-and-groove 401 protruding outwards is formed in the front and rear positions of the lower surface of the seat middle plate 4, and a second tongue-and-groove 402 protruding outwards is formed in the front and rear positions of the middle of the upper surface of the seat middle plate 4, wherein the first tongue-and-groove 401 is correspondingly inserted into the fourth tongue-and-groove 102, and the second tongue-and-groove 402 is correspondingly inserted into the second tongue-and-groove 302, so that the seat top plate 3, the seat bottom plate 1 and the seat middle plate 4 are connected with one another.

After the relative positions of the seat bottom plate 1 and the seat top plate 3 are fixed, the seat bottom plate 1 and the seat top plate 3 can be connected with the back middle plate 10 through the first mortise 301, when the positions are connected, no mortise or tenon is arranged at the corresponding position of the back middle plate 10, and the back middle plate 10 is directly inserted into the first mortise 301 of the seat bottom plate 1 and the seat top plate 3.

Specifically, the cavity position of the seat bottom plate 1 has the connecting plates 101 which are arranged in parallel and used for reinforcing the structure of the seat bottom plate 1, and the arrangement is to reinforce the overall structure of the seat bottom plate 1, so that the overall structure of the sofa is stable.

Specifically, the backup pad includes preceding backup pad 5 and back backup pad 6, preceding backup pad 5 passes through the place ahead position in space between present roof 3 and the seat bottom plate 1 of tenon fourth of twelve earthly branches structure installation, back backup pad 6 passes through the rear position in space between present roof 3 and the seat bottom plate 1 of tenon fourth of twelve earthly branches structure installation, preceding backup pad 5 is the riser with back backup pad 6, the upper end and the lower extreme of riser all are equipped with the tenon, the upper and lower tenon corresponds the third tongue-and-groove 303 department of inserting seat roof 3 and seat bottom plate 1 respectively, after being connected seat roof 3 and seat bottom plate 1 in present medium plate 4, further adopt the backup pad to realize being connected of seat roof 3 and seat bottom plate 1, strengthen overall structure's stability.

Specifically, two sides of the back top plate 11, the back four-layer plate 8, the back three-layer plate 7, the back two-layer plate 9 and the back one-layer plate 12 extend along the rear end of the sofa in a bending way towards the front of the sofa, and the whole sofa is in a U-shaped structure.

Specifically, front supporting plates 2 are installed at two sides of the sofa, and the front supporting plates 2 are installed on the sofa in a wood pin connection mode and used as armrests.

In addition, anti-slip foot pads 13 are installed at the bottom of the seat bottom plate 1, at least one at each angular position of the sofa, and can be added according to the actual length of the sofa for supporting and anti-slip effects.

The sofa with the internal frame tenon-and-mortise structure can replace the existing assembling mode of adopting metal components or glue, integrally adopts the tenon-and-mortise structure, and has the advantages of convenient disassembly and long service life of the internal frame of the sofa.

Simultaneously, the sofa of this application is used for the sofa furniture with ancient tenon fourth of twelve earthly branches structure, has carried out the innovation of technique to the condition that sends the abnormal sound when current sofa exists the use easily, and this application is through the concatenation of monolithic, and the structure is inseparable, has avoided the condition of abnormal sound completely, and the monolithic plank part in this application all adopts numerical control CNC equipment direct manufacturing to form simultaneously, has significantly reduced artificial loss.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (6)

1. The utility model provides a sofa of interior frame mortise-tenon joint formula structure which characterized in that: the sofa comprises a sofa framework and a sponge layer arranged on the sofa framework, wherein the sofa framework comprises a seat top plate (3) and a seat bottom plate (1) which are arranged in parallel, the centers of the seat top plate (3) and the seat bottom plate (1) are both of a hollow structure, and the seat bottom plate (1) is connected with the seat top plate (3) through a seat middle plate (4) positioned at the central position and supporting plates positioned at the peripheral positions; still including adopting back of the body roof (11), back four-layer board (8), back three-layer board (7), back two-layer board (9) and back one-layer board (12) that tenon fourth of the twelve earthly branches structure links to each other, and from the top down set gradually, back roof (11), back four-layer board (8), back three-layer board (7), back two-layer board (9) and back one-layer board (12) link to each other through a plurality of back middle plates (10) of following the peripheral align to grid of sofa, back four-layer board (8) and back three-layer board (7) contact each other are connected and install the middle part position at back middle plate (10) with tenon fourth of the twelve earthly branches connected mode, back two-layer board (9) are located seat roof (3) top and set up with seat roof (3) contact each other, back one-layer board (12) are located seat bottom plate (1) top and set up with seat bottom plate (1) contact each other.

2. The sofa of claim 1, wherein the sofa has an internal frame tenon-and-mortise structure, and the internal frame tenon-and-mortise structure comprises: first tongue-and-groove (301) that are used for connecting back of the body medium plate (10) and third tongue-and-groove (303) that are used for joint support board are all seted up with the periphery of seat bottom plate (1) in seat top plate (3), the cavity inner wall department of seat top plate (3) is equipped with second tongue-and-groove (302) that are used for connecting seat medium plate (4), the periphery of seat bottom plate (1) is equipped with fourth tongue-and-groove (102) that are used for connecting seat medium plate (4), the position has outside outstanding first tenon (401) around the lower surface of seat medium plate (4), and the position has outside outstanding second tenon (402) around in the middle of the upper surface.

3. The sofa of claim 1, wherein the sofa has an internal frame tenon-and-mortise structure, and the internal frame tenon-and-mortise structure comprises: the cavity position of the seat bottom plate (1) is provided with connecting plates (101) which are arranged in parallel and used for reinforcing the structure of the seat bottom plate (1).

4. The sofa of claim 1, wherein the sofa has an internal frame tenon-and-mortise structure, and the internal frame tenon-and-mortise structure comprises: the backup pad includes preceding backup pad (5) and back backup pad (6), and preceding backup pad (5) are installed the place ahead position in space between present roof (3) and seat bottom plate (1) through tenon fourth of twelve earthly branches structure, and back backup pad (6) are installed the rear position in space between present roof (3) and seat bottom plate (1) through tenon fourth of twelve earthly branches structure.

5. The sofa of claim 1, wherein the sofa has an internal frame mortise and tenon structure, and the internal frame mortise and tenon structure comprises: the two sides of the back top plate (11), the back four-layer plate (8), the back three-layer plate (7), the back two-layer plate (9) and the back one-layer plate (12) are bent and extended towards the front of the sofa along the rear end of the sofa, and the whole sofa is in a U-shaped structure.

6. The sofa of claim 1, wherein the sofa has an internal frame tenon-and-mortise structure, and the internal frame tenon-and-mortise structure comprises: front supporting plates (2) are arranged at the two sides of the sofa.

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