CN215015465U

CN215015465U - Foldable soft package sofa with multi-stage adjustment structure

Info

Publication number: CN215015465U
Application number: CN202121023119.2U
Authority: CN
Inventors: 应振南
Original assignee: Jinhua Qixiang Home Furnishing Co ltd
Current assignee: Jinhua Qixiang Home Furnishing Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-12-07
Anticipated expiration: 2031-05-13

Abstract

The utility model discloses a foldable soft package sofa with multistage regulation structure relates to soft package sofa field, and the unable folding that proposes to the background art, occupation space is great, the problem of unable convenient angle regulation, the following scheme of now proposing, including the seat frame, seat frame top is equipped with the mounting panel, and welds respectively on seat frame top both ends outer wall at mounting panel bottom both ends, the welding has the fixed block on the center department outer wall at mounting panel top, and the fixed block both sides all are equipped with locking mechanism, locking mechanism includes through the bearing connect the rotation axis on one side of the fixed block outer wall, welds the backup pad on the outer wall of mounting panel top, cup joints fixed plate, the cover on the rotation axis outer wall and locates the torsion spring that the rotation axis is located the outer wall between backup pad and the fixed plate. The utility model discloses can multistage and convenient regulation back angle, improve the practicality, the sofa can be folded, can reduce sofa occupation space.

Description

Foldable soft package sofa with multi-stage adjustment structure

Technical Field

The utility model relates to a soft package sofa technical field especially relates to a foldable soft package sofa with multistage adjustment structure.

Background

The sofa is a foreign word and is formed according to the sound translation of the English word sofa, is a multi-seat chair with cushions, a backrest chair with springs or thick foam plastics and the like or a sofa with armrests and the like on two sides, is one of soft furniture, and is a common sofa in household sofas. Most of the sofa sold on the market are such sofas, which have two supporting points to support the lumbar vertebra and the thoracic vertebra of a user and can obtain the effect of a curved surface matched with the back of the body, the included angle between the backrest and the seat surface of the sofa is critical, the abdominal muscle of the user is strong due to the overlarge or undersize angle, the fatigue is generated, and the width of the seat surface of the sofa is not overlarge.

Sand is provided when indoor, because the sofa is bulky, and current sofa is not collapsible, make the space that the sofa occupy great, it is relatively narrow and small to cause the interior space, people sit when having a rest on the sofa, because keep the position of sitting for a long time, arouse fatigue easily, harm waist, and lie on the sofa, then need the back of sofa to carry out angle modulation, can carry out back angle modulation on the market, including mechanical type and electrodynamic type, mechanical type need use great strength when using, it is not convenient enough to use, the then needs of electrodynamic type are used the commercial power, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a folding soft package sofa with a multi-stage adjusting structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a foldable soft package sofa with multistage regulation structure, includes the seat frame, the seat frame top is equipped with the mounting panel, and welds respectively on the outer wall of seat frame top both ends at mounting panel bottom both ends, the welding has the fixed block on the central department outer wall at mounting panel top, and the fixed block both sides all are equipped with locking mechanism, locking mechanism includes the rotation axis of connecting on one side outer wall of fixed block through the bearing, welds the backup pad on the outer wall of mounting panel top, cup joints the fixed plate on the rotation axis outer wall, the torsion spring of cover on the outer wall that the rotation axis is located between backup pad and the fixed plate, weld the first fixed disk on the outer wall of rotation axis one end, weld the mounting block on one side outer wall of mounting panel top, the slide bar of regular hexagon structure of slidable mounting block on one side outer wall, the expanding spring of cover on the slide bar outer wall, the adjustable spring of fixed spring, The telescopic spring seat comprises a limiting ring, a fixed seat, a second fixed disk, a supporting seat and an adjusting knob, wherein the limiting ring is sleeved on the outer wall of one end, close to the telescopic spring, of the sliding rod, the fixed seat is welded on the outer wall of the top of the mounting plate, the second fixed disk is welded on the outer wall of one end of the sliding rod, the supporting seat is rotatably installed on the outer wall of the sliding rod, the adjusting knob is welded on the outer wall of one end, far away from the fixed seat, of the sliding rod, the mounting seat is arranged above the seat frame, a backrest frame is welded on the outer wall of the top of the mounting seat, and connecting mechanisms are arranged in the seat frame and the backrest frame.

Preferably, a through hole is formed in an outer wall of one side of the support plate, and the rotating shaft is connected in the through hole through a bearing.

Preferably, the outer wall of one side of the fixed seat is provided with a slide way with a regular hexagon structure, and the slide rod is slidably arranged in the slide way.

Preferably, first fixed disk and second fixed disk all include the retainer plate, and the welding has the fixture block that the equidistance distributes on one side outer wall of retainer plate, first fixed disk and second fixed disk form the locking cooperation.

Preferably, both ends of the bottom of the mounting seat are welded to the outer walls of the tops of the two supporting seats respectively, and the bottom of the mounting seat is welded to the outer walls of the tops of the two fixing plates respectively.

Preferably, the seat frame and the backrest frame are formed by combining mounting rods, the outer walls of the seat frame and the backrest frame are respectively sleeved with a sponge layer and a leather layer, the connecting mechanism comprises two connecting plates, two ends of each connecting plate are respectively sleeved on the outer walls of the two mounting rods, and reinforcing plates distributed at equal intervals are welded on the outer wall of one side, opposite to the two connecting plates, of each connecting plate.

The utility model has the advantages that:

1. the sofa backrest is provided with the first fixed disc and the second fixed disc, when a user sits on the sofa, the user presses the sofa backrest with a back slightly hard when keeping a sitting posture for a long time to generate fatigue, at the moment, one side of the first fixed disc, which has a smaller inclination angle, of the fixture blocks on the second fixed disc is in contact with the side, which has a smaller inclination angle, and generates deviation to press the second fixed disc, so that the slide rod slides, the slide rod presses the telescopic spring when moving, after the backrest angle is adjusted, the slide rod resets under the action of the tension of the telescopic spring, the first fixed disc and the second fixed disc are mutually locked, the backrest angle can be adjusted in a multistage and convenient manner, and the practicability is improved;

2. be provided with slide bar and adjust knob of regular hexagon structure, when folding the sofa, stimulate two adjust knob, two adjust knob drive two slide bar removals, the slide bar removes and makes the second fixed disk break away from first fixed disk, and the back resets under torsion spring tension, overturns the back again this moment, can make the sofa fold, can reduce sofa occupation space.

Drawings

Fig. 1 is a schematic perspective view of a foldable soft sofa with a multi-stage adjusting structure according to the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a locking mechanism of a foldable soft sofa with a multi-stage adjustment structure according to the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

fig. 4 is a schematic view of a cross-sectional three-dimensional structure of a locking mechanism of a foldable soft sofa with a multi-stage adjustment structure according to the present invention;

fig. 5 is a schematic view of a folded three-dimensional structure of the foldable soft sofa with a multi-stage adjusting structure according to the present invention.

In the figure: the device comprises a seat frame 1, a mounting plate 2, a fixing block 3, a rotating shaft 4, a supporting plate 5, a fixing plate 6, a torsion spring 7, a first fixing plate 8, a mounting block 9, a sliding rod 10, an expansion spring 11, a limiting ring 12, a fixing seat 13, a second fixing plate 14, a supporting seat 15, an adjusting knob 16, a mounting seat 17, a backrest frame 18, a connecting plate 19 and a reinforcing plate 20.

Detailed Description

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

Referring to fig. 1-5, a folding soft package sofa with a multi-stage adjusting structure comprises a seat frame 1, wherein a mounting plate 2 is arranged above the seat frame 1, two ends of the bottom of the mounting plate 2 are respectively welded on outer walls of two ends of the top of the seat frame 1, a fixing block 3 is welded on the outer wall of the center of the top of the mounting plate 2, and locking mechanisms are arranged on two sides of the fixing block 3, each locking mechanism comprises a rotating shaft 4, a supporting plate 5, a fixing plate 6, a torsion spring 7, a first fixing plate 8, a mounting block 9, a sliding rod 10 with a regular hexagon structure, a telescopic spring 11, a limiting ring 12, a fixing seat 13, a second fixing plate 14, a supporting seat 15 and an adjusting knob 16, the rotating shaft 4 is connected to the outer wall of one side of the fixing block 3 through a bearing, the supporting plate 5 is welded on the outer wall of the top of the mounting plate 2, one side of the supporting plate 5 is provided with a through hole, and the rotation axis 4 is connected in the through hole through a bearing, the fixed plate 6 is sleeved on the outer wall of the rotation axis 4, the torsion spring 7 is sleeved on the outer wall of the rotation axis 4 between the support plate 5 and the fixed plate 6, the first fixed plate 8 is welded on the outer wall of one end of the rotation axis 4, the installation block 9 is welded on the outer wall of one side of the top of the installation plate 2, the slide bar 10 is slidably installed on the outer wall of one side of the installation block 9, the extension spring 11 is sleeved on the outer wall of the slide bar 10, the limit ring 12 is sleeved on the outer wall of one end of the slide bar 10 close to the extension spring 11, the fixed seat 13 is welded on the outer wall of the top of the installation plate 2, the outer wall of one side of the fixed seat 13 is provided with a slide way with a regular hexagon structure, the slide bar 10 is slidably installed in the slide way, the second fixed plate 14 is welded on the outer wall of one end of the slide bar 10, and the first fixed plate 8 and the second fixed plate 14 both comprise fixed rings, the clamping blocks distributed equidistantly are welded on the outer wall of one side of the fixing ring, the first fixing disc 8 and the second fixing disc 14 form locking fit, the backrest angle can be adjusted in a multistage and convenient mode, and the practicability is improved;

the supporting seats 15 are rotatably installed on the outer wall of the sliding rod 10, the adjusting knobs 16 are welded on the outer wall of one end, far away from the fixed seat 13, of the sliding rod 10, the installation seats 17 are arranged above the seat frame 1, two ends of the bottoms of the installation seats 17 are respectively welded on the outer walls of the tops of the two supporting seats 15, the bottoms of the installation seats 17 are respectively welded on the outer walls of the tops of the two fixing plates 6, the outer wall of the top of the installation seat 17 is welded with the backrest frame 18, and the sofa can be folded, so that the occupied space of the sofa can be reduced;

the chair comprises a chair frame 1 and a backrest frame 18, wherein the chair frame 1 and the backrest frame 18 are formed by combining mounting rods, the outer walls of the chair frame 1 and the backrest frame 18 are respectively sleeved with a sponge layer and a leather layer, the connecting mechanism comprises two connecting plates 19, two ends of each connecting plate 19 are respectively sleeved on the outer walls of the two mounting rods, and reinforcing plates 20 which are distributed equidistantly are welded on the outer wall of the opposite side of each connecting plate 19.

The working principle is as follows: when a user sits on the sofa and keeps sitting posture for a long time to generate fatigue, the back of the sofa is slightly pressed by force, at the moment, the side with smaller inclination angle of the clamping blocks on the first fixing disc 8 and the second fixing disc 14 is contacted and generates deviation to press the second fixing disc 14, thereby the sliding rod 10 slides, the sliding rod 10 presses the extension spring 11 when moving, after the backrest angle adjustment is completed, the slide bar 10 is restored by the tension of the extension spring 11, and the first fixed disk 8 and the second fixed disk 14 are locked with each other, when the sofa is folded, the two adjusting knobs 16 are pulled, the two adjusting knobs 16 drive the two sliding rods 10 to move, the sliding rods 10 move to enable the second fixing disc 14 to be separated from the first fixing disc 8, the backrest resets under the tension of the torsion spring 7, and the backrest is turned over again at the moment, so that the sofa can be folded.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a soft package sofa of foldable with multistage regulation structure, includes seat frame (1), a serial communication port, seat frame (1) top is equipped with mounting panel (2), and mounting panel (2) bottom both ends weld respectively on seat frame (1) top both ends outer wall, the welding has fixed block (3) on the center department outer wall at mounting panel (2) top, and fixed block (3) both sides all is equipped with locking mechanism, locking mechanism includes rotation axis (4) of connecting on fixed block (3) one side outer wall through the bearing, welds backup pad (5) on mounting panel (2) top outer wall, cup joints fixed plate (6) on rotation axis (4) outer wall, overlaps torsion spring (7) that rotation axis (4) are located on the outer wall between backup pad (5) and fixed plate (6), welds first fixed disk (8) that rotate axis (4) one end outer wall and establish, A mounting block (9) welded on the outer wall of one side of the top of the mounting plate (2), a sliding rod (10) of a regular hexagon structure which is slidably mounted on the outer wall of one side of the mounting block (9), a telescopic spring (11) sleeved on the outer wall of the sliding rod (10), a limit ring (12) sleeved on the outer wall of one end, close to the telescopic spring (11), of the sliding rod (10), a fixing seat (13) welded on the outer wall of the top of the mounting plate (2), a second fixing disk (14) welded on the outer wall of one end of the sliding rod (10), a supporting seat (15) rotatably mounted on the outer wall of the sliding rod (10) and an adjusting knob (16) welded on the outer wall of one end, far away from the fixing seat (13), of the sliding rod (10), a mounting seat (17) is arranged above the seat frame (1), a backrest frame (18) is welded on the outer wall of the top of the mounting seat (17), the seat frame (1) and the backrest frame (18) are internally provided with connecting mechanisms.

2. The soft foldable sofa with multi-stage adjustment structure according to claim 1, wherein the supporting plate (5) has a through hole on one side of the outer wall, and the rotating shaft (4) is connected to the through hole through a bearing.

3. The soft foldable sofa with multi-stage adjustment structure according to claim 1, wherein the fixed seat (13) has a slide way with a regular hexagon structure on the outer wall of one side, and the sliding rod (10) is slidably mounted in the slide way.

4. The soft foldable sofa with multi-stage adjustment structure as claimed in claim 1, wherein the first fixed tray (8) and the second fixed tray (14) each comprise a fixed ring, and the fixed ring has a side outer wall welded with clamping blocks distributed equidistantly, and the first fixed tray (8) and the second fixed tray (14) form a locking fit.

5. The soft foldable sofa with multi-stage adjustment structure according to claim 1, wherein the two ends of the bottom of the mounting seat (17) are welded to the outer walls of the top of the two supporting seats (15), and the bottom of the mounting seat (17) is welded to the outer walls of the top of the two fixing plates (6).

6. The folding soft sofa with the multi-stage adjusting structure according to claim 1, wherein the seat frame (1) and the backrest frame (18) are formed by combining mounting rods, a sponge layer and a leather layer are sleeved on the outer walls of the seat frame (1) and the backrest frame (18), the connecting mechanism comprises two connecting plates (19), two ends of the two connecting plates (19) are sleeved on the outer walls of the two mounting rods respectively, and reinforcing plates (20) are welded on the outer walls of the two connecting plates (19) on the opposite sides thereof and are distributed equidistantly.