CN223695384U - Detachable sofa capable of reducing storage and transportation space - Google Patents

Abstract

This utility model discloses a detachable sofa that can reduce storage and transportation space, relating to the field of sofa technology. It includes a base frame, sofa backrest, sofa leg supports, sofa armrests, sofa cushion, cross bracket, connecting boxes, foot brackets, and recessed frames. The sofa backrest, sofa leg supports, and two sofa armrests are all screwed to the inner sides of the connecting boxes. The sofa cushion has four recessed frames screwed to its lower side. A cross bracket is inserted into the upper part of the base frame, with its four sides respectively connected to the four recessed frames. The four free ends of the cross bracket are connected to adjacent connecting boxes. Foot brackets are inserted into the four corners of the bottom of the base frame. The sofa backrest, sofa leg supports, and two sofa armrests are suspended from the four ends of the cross bracket via the connecting boxes. The sofa cushion is restrained above the cross bracket by the recessed frames. This structure allows the cross bracket to transmit the force from various parts to the foot brackets via the base frame.

Description

Detachable sofa capable of reducing storage and transportation space

Technical Field

The utility model relates to the technical field of sofas, in particular to a detachable sofa capable of reducing storage and transportation space.

Background

The sofa is common furniture, is mainly used for sitting, lying or resting of people, is generally composed of a frame, a filler and an outer covering fabric (or leather, flannelette and the like), has comfort and practicality, can be split into a plurality of small parts, occupies small space during transportation, has low transportation cost, and is particularly suitable for residential environments with limited elevator space or difficult stair transportation;

Chinese patent publication No. CN221012596U discloses a sofa dismounting structure, including two sets of backplate, curb plate, front rail and three cushion frames, two sets of concatenation settings about backplate and two sets of front rail respectively, two sets of the curb plate sets up in backplate, front rail's both sides respectively, backplate, front rail front and back symmetry set up, and three cushion frames transversely set up in between two sets of backplate, the front rail, in the middle cushion frame bottom is connected with the support, the equal fixedly connected with of bottom of curb plate, support supports the landing leg on ground, the backplate openly is crisscross to be provided with respectively and consolidates perpendicular arris, consolidates the horizontal arris. The utility model modularly designs the component frames of the existing sofa body and realizes fixed installation by matching with a plurality of groups of fasteners, so that the component frames of the sofa body can be conveniently detached, the portable carrying of the sofa body is facilitated, and meanwhile, for a merchant who is a sofa, the detachable sofa is beneficial to the portable delivery of logistics;

The technology is characterized in that the existing sofa body is modularized in the combined frame, and a plurality of groups of fasteners are matched for realizing fixed installation, so that the combined frame of the sofa body can be conveniently detached, but the parts of the sofa are not tightly connected, so that the overall structural strength of the sofa is low.

Disclosure of utility model

The utility model aims to provide a detachable sofa capable of reducing storage and transportation space, so as to solve the technical problem that the prior detachable sofa provided in the background art is not tight enough in connection between parts, and the overall structural strength of the sofa is low.

In order to achieve the above object, the present utility model solves the above technical problems as follows:

The utility model provides a can reduce dismouting formula sofa in warehousing and transportation space, includes basic frame, sofa back, sofa leg support, sofa handrail, sofa cushion, cross support, joint box, foot steel and concave frame, the inboard equal screw fixation of sofa back, sofa leg support and two sofa handrails has the joint box, the downside screw fixation of sofa cushion has four concave frames, wherein, the upper portion of basic frame is inserted and is equipped with the cross support, four sides of cross support are pegged graft with four concave frames respectively, four free ends of cross support all peg graft with adjacent joint box, the bottom four corners department of basic frame all is pegged graft and is equipped with foot steel.

As a further scheme of the utility model, the baffle plates are fixed on the end surfaces of the four free ends of the cross bracket, the lower side of the connecting box is provided with a slot matched with the baffle plates, and one side of the slot is provided with a connecting groove for accommodating the side edge of the cross bracket.

As a further scheme of the utility model, upper notch grooves are formed in the side walls of the lower sides of the four free ends of the cross bracket, and lower notch grooves corresponding to the upper notch grooves are formed in the middle parts of the four sides of the base frame.

As a further scheme of the utility model, rectangular grooves are formed in the upper sides of the foot steels, and grooves with the same width as that of the side edges of the base frame are formed in the upper sides of two adjacent side edges of the rectangular grooves.

As a further scheme of the utility model, one side of the connecting box is fixed with a positioning plate, and four corners of the positioning plate are provided with positioning holes.

As a further scheme of the utility model, countersunk grooves are formed at two ends of the concave frame.

As a further scheme of the utility model, four sides of the sofa cushion are respectively in extrusion contact with the sofa backrest, the sofa leg support and two sofa armrests.

Compared with the prior art, the utility model has the beneficial effects that:

The detachable sofa capable of reducing the storage and transportation space has the advantages that the sofa backrest, the sofa leg support and the two sofa armrests are hung at the four ends of the cross support through the connecting boxes, the sofa cushion is limited at the upper part of the cross support through the concave frame, the structure enables the cross support to transmit the stress of each part to the foot steel through the base frame, the structural stability of the sofa is fully ensured, all parts of the sofa can be disassembled, the volume of the disassembled parts is far smaller than that of the assembled sofa, and the storage and transportation space is greatly reduced, so that the storage cost, the storage cost and the maintenance cost can be reduced for storage.

In the aspect of maintenance and replacement, as each part is independently detachable, when a certain part is damaged, the sofa does not need to be integrally replaced, and only the damaged part needs to be replaced. For example, if the sofa cushion is worn, the sofa cushion can be directly disassembled for replacement, the replacement process only needs 5-10 minutes, the operation is simple and convenient, the maintenance cost and the time cost are greatly reduced, and great convenience is brought to users.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a top view of a detachable sofa capable of reducing storage and transportation space according to the present utility model;

FIG. 2 is a top view of a detachable sofa with a sofa cushion removed, which can reduce the storage space;

FIG. 3 is a diagram showing the connection structure of a base frame, a cross bracket and foot steel in a detachable sofa capable of reducing storage and transportation space;

FIG. 4 is a perspective view of a sofa armrest with reduced storage and transportation space;

FIG. 5 is a bottom view of a sofa cushion in a detachable sofa with reduced storage and transportation space;

fig. 6 is a perspective view of a foot steel in a detachable sofa capable of reducing storage and transportation space.

In the drawing, the list of the parts represented by the reference numerals comprises 1, a base frame, 2, a sofa backrest, 3, a sofa leg support, 4, a sofa armrest, 5, a sofa cushion, 6, a cross bracket, 7, a connecting box, 8, foot steel, 9, a concave frame, 11, a lower notch, 61, a baffle, 62, an upper notch, 71, a slot, 72, a connecting slot, 73, a locating plate, 74, a locating hole, 81, a rectangular slot, 82, a groove, 91 and a countersunk slot.

Detailed Description

The utility model is further described below with reference to examples.

Referring to fig. 1-6, the utility model provides a detachable sofa capable of reducing storage and transportation space, which comprises a base frame 1, a sofa backrest 2, a sofa leg support 3, a sofa armrest 4, a sofa cushion 5, a cross bracket 6, a connecting box 7, foot steel 8 and a concave frame 9, wherein four sides of the sofa cushion 5 are respectively in extrusion contact with the sofa backrest 2, the sofa leg support 3 and the two sofa armrests 4;

Specifically, four sides of the sofa cushion 5 are respectively in tight extrusion contact with the sofa backrest 2, the sofa leg support 3 and the two sofa armrests 4, and all the parts are tightly combined, so that looseness or gaps are avoided, and the overall structure of the sofa is more stable and attractive.

Further, the inner sides of the sofa backrest 2, the sofa leg support 3 and the two sofa armrests 4 are respectively fixed with a connecting box 7 by screws, one side of the connecting box 7 is fixed with a positioning plate 73, and four corners of the positioning plate 73 are respectively provided with a positioning hole 74;

Specifically, the positioning plate 73 and the sofa backrest 2, the sofa leg rest 3 or the sofa armrest 4 can be connected into an integrated structure by drilling screws into the wooden structure of the sofa backrest 2, the sofa leg rest 3 or the sofa armrest 4 through the positioning holes 74 by using a drilling gun.

Further, four concave frames 9 are fixed on the lower side of the sofa cushion 5 through screws, foot steel 8 is inserted into four corners of the bottom of the base frame 1, rectangular grooves 81 are formed in the upper sides of the foot steel 8, and grooves 82 with the same width as the side edges of the base frame 1 are formed in the upper sides of two adjacent sides of the rectangular grooves 81;

Specifically, recess 82 provides an embedding space for the bottom of basic frame 1, and rectangular channel 81 has played the effect of connecting two embedding spaces, can fix a position fast, accurately when the installation, reduces the installation error, and this kind of embedded structure can effectively disperse and pass the weight of sofa, avoids leading to the structure to damage because of local atress is too big, and the bottom of foot steel 8 is densely covered with anti-skidding protruding, can prevent the sofa shift.

Further, a cross bracket 6 is inserted into the upper part of the base frame 1, and four side edges of the cross bracket 6 are respectively inserted into four concave frames 9;

Specifically, the cross bracket 6 has four sides each corresponding to the front-rear, left-right direction, and four concave frames 9 each corresponding to one side of the direction, similarly to a cross structure.

Further, upper notch grooves 62 are formed in the side walls of the lower sides of the four free ends of the cross bracket 6, and lower notch grooves 11 corresponding to the upper notch grooves 62 are formed in the middle of the four sides of the base frame 1;

Specifically, the cooperation of the upper notch 62 and the lower notch 11 can ensure that the cross bracket 6 can be quickly and accurately positioned at the correct position of the base frame 1 during installation, and through the embedded structure, the weight and the stress of the sofa can be more uniformly dispersed to the base frame 1 and the foot steel 8, so that structural damage caused by overlarge local stress is avoided, and the service life of the sofa is prolonged.

Further, countersunk grooves 91 are formed in two ends of the concave frame 9;

specifically, the screw is drilled into the wooden structure of the sofa cushion 5 by the drill gun through the countersunk head groove 91, the concave frame 9 and the sofa cushion 5 can be connected into an integrated structure, the countersunk head groove 91 is used for hiding the head of the screw, and the inner wall of the concave frame 9 can completely contact the cross bracket 6.

Further, the four free ends of the cross bracket 6 are respectively spliced with the adjacent connecting boxes 7, the baffle plates 61 are respectively fixed on the end surfaces of the four free ends of the cross bracket 6, the lower side of the connecting boxes 7 is provided with a slot 71 matched with the baffle plates 61, and one side of the slot 71 is provided with a connecting groove 72 for accommodating the side edge of the cross bracket 6;

Specifically, the accuracy of the installation position of the connecting box 7 can be guaranteed by the cooperation of the baffle 61 and the slot 71, and the connecting groove 72 plays a role in accommodating the side edge of the cross bracket 6, so that the cross bracket 6 can transmit the stress of the connecting box 7, the bearing capacity of the sofa overall structure can be improved, and the stability of the structure is enhanced.

The working principle is that the method comprises the following steps:

Step one, splicing foot steel 8 at four corners of a base frame 1;

Step two, arranging the cross bracket 6 above the base frame 1 so that the upper notch 62 and the lower notch 11 are correspondingly inserted;

Thirdly, correspondingly inserting the slot 71 of the connecting box 7 with the baffle 61 from top to bottom, so that the sofa backrest 2 and the sofa leg rest 3 are respectively positioned at the front side and the rear side of the base frame 1, and the two sofa armrests 4 are respectively positioned at the left side and the right side of the base frame 1;

Step four, the sofa cushion 5 is arranged above the cross bracket 6, the four concave frames 9 are aligned and inserted with the four sides of the cross bracket 6 respectively, the sofa cushion 5 fully extrudes the sofa backrest 2, the sofa leg support 3 and the two sofa armrests 4, assembly joints can be avoided, and the sofa is attractive in appearance and strong in integrity.

Claims (7)

1. The utility model provides a can reduce dismouting formula sofa in warehousing and transportation space, includes basic frame (1), sofa back (2), sofa leg holds in the palm (3), sofa handrail (4), sofa cushion (5), cross support (6), connecting box (7), foot steel (8) and recessed frame (9), a serial communication port, the inboard that sofa back (2), sofa leg held in the palm (3) and two sofa handrail (4) is all screw-fixed has connecting box (7), the downside screw-fixed of sofa cushion (5) has four recessed frame (9), wherein, the upper portion of basic frame (1) is inserted and is equipped with cross support (6), four sides of cross support (6) are pegged graft with four recessed frame (9) respectively, four free ends of cross support (6) all peg graft with adjacent connecting box (7), the bottom four corners department of basic frame (1) all is pegged graft and is equipped with foot steel (8).

2. The detachable sofa capable of reducing storage and transportation space according to claim 1, wherein the baffle plates (61) are fixed on the end faces of the four free ends of the cross support (6), a slot (71) matched with the baffle plates (61) is formed in the lower side of the connecting box (7), and a connecting groove (72) for accommodating the side edge of the cross support (6) is formed in one side of the slot (71).

3. The detachable sofa capable of reducing storage and transportation space according to claim 1, wherein upper notch grooves (62) are formed in the side walls of the lower sides of the four free ends of the cross support (6), and lower notch grooves (11) corresponding to the upper notch grooves (62) are formed in the middle of the four sides of the base frame (1).

4. The detachable sofa capable of reducing storage and transportation space according to claim 1, wherein rectangular grooves (81) are formed in the upper sides of the foot steels (8), and grooves (82) with the same width as the side edges of the base frame (1) are formed in the upper sides of two adjacent side edges of the rectangular grooves (81).

5. The detachable sofa capable of reducing storage and transportation space according to claim 1, wherein one side of the connecting box (7) is fixedly provided with a positioning plate (73), and four corners of the positioning plate (73) are provided with positioning holes (74).

6. The detachable sofa capable of reducing storage and transportation space according to claim 1, wherein countersunk grooves (91) are formed at two ends of the concave frame (9).

7. The detachable sofa capable of reducing storage and transportation space according to claim 1, wherein four sides of the sofa cushion (5) are respectively in extrusion contact with the sofa backrest (2), the sofa leg support (3) and the two sofa armrests (4).