CN214963984U

CN214963984U - Sofa with rotatable backrest

Info

Publication number: CN214963984U
Application number: CN202120340254.3U
Authority: CN
Inventors: 陈永洪; 王新宇; 王瑜
Original assignee: M&z Furniture Co Ltd
Current assignee: M&z Furniture Co Ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-12-03
Anticipated expiration: 2031-02-05

Abstract

The present application discloses a rotatable and movable sofa with a backrest, including a sofa seat, a plurality of connectors are arranged on the sofa seat, a backrest kit is arranged on the top of the connector, and the sofa seat is movably connected to the backrest kit through the connectors , the connector includes a rotating mechanism and a linear sliding mechanism, and the rotating mechanism is connected with the linear sliding mechanism. One end of the rotating mechanism is fixedly connected with the sofa seat, the other end of the rotating mechanism is connected with the linear sliding mechanism, one end of the linear sliding mechanism is connected with the rotating mechanism, and the other end of the linear sliding mechanism is connected with the rotating mechanism. The other end is connected with the backrest kit. The device can realize the movement of the backrest of the sofa, facilitate the sofa to be composed of different shapes of equipment, and improve the convenience of the sofa; the backrest and armrests of the sofa can be freely deployed and used, and the modular structure can reduce the production cost of the sofa and improve the production efficiency. .

Description

Sofa with rotatable backrest

Technical Field

The utility model relates to the field of furniture, in particular to a sofa with a rotatable and movable backrest.

Background

Sofas have been a necessary piece of furniture for many households. The commercially available sofas generally include three types, namely a low-back sofa, a high-back sofa and a common sofa between the two. Low back sofa: belongs to a rest type portable chair. The sofa backrest has a lower height for supporting the waist (lumbar vertebra) of a user by a supporting point, is generally about 370 mm away from the seat surface, has a smaller angle, is not only beneficial to rest, but also enables the peripheral size of the whole sofa to be correspondingly reduced. The sofa is convenient and light to move and occupies small area.

High back sofa: also known as an airline seat. It features that there are three supporting points for the waist, shoulder and hindbrain to lean against the curved back. The three supporting points do not form a straight line in space, so the technical requirement for manufacturing the sofa is higher, and the difficulty for selecting the sofa is higher during purchasing. The wooden frame for making high back sofa must be made with turning surface formed by three points, otherwise it is difficult to ensure the position of supporting point when the working procedures of covering sofa surface are carried out, and it brings uncomfortable feeling to user. When purchasing a high back sofa, the user should pay attention to whether the three supporting points on the back surface are reasonable and appropriate, and the structure can be judged by a test seat. High back sofas have evolved from reclining chairs. In order to improve the rest performance, the sofa can be also provided with a footrest, and the height of the footrest can be the same as the height of the front edge of the seat surface of the sofa when the sofa is placed in front of the sofa.

A common sofa comprises: is a common sofa for household. Most of the sofas are sold in the market. It has two supporting points for supporting 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, and the abdominal muscle of a user is strong and fatigue is generated when the included angle is too large or too small. Similarly, the width of the sofa seat surface is not too large, and is usually within 540 mm according to the standard requirement, so that the user's lower leg can adjust the sitting posture at will, and the user can rest more comfortably.

The backrest and the armrests of the existing sofa are fixedly arranged, and the problems of unchanged placement and inconvenient use exist in a relatively spacious environment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the existing problems, the sofa with the rotatable backrest and the movable armrests is provided, the problem that the backrest and the armrests of the sofa cannot move is solved, and the problem that the sofa is used in an open environment is solved.

The utility model adopts the technical scheme as follows:

the utility model provides a rotatable removal sofa of back, includes the sofa seat, be provided with a plurality of connectors on the sofa seat, the connector top is provided with the back external member, the sofa seat passes through connector swing joint back external member, the connector includes slewing mechanism and linear glide machanism, slewing mechanism links to each other with linear glide machanism.

Further, the utility model discloses a but backrest rotation removes preferred structure of sofa, slewing mechanism's one end with sofa seat fixed connection, slewing mechanism's the other end links to each other with linear glide machanism, linear glide machanism's one end with slewing mechanism links to each other, linear glide machanism's the other end with the backrest external member links to each other.

Further, linear glide machanism includes the stop collar, the bottom of stop collar with slewing mechanism links to each other, linear glide machanism includes the slide rail, the slide rail set up in the bottom of back external member, the slide rail with the stop collar matches and links to each other, the slide rail can along the stop collar linear sliding.

Further, slewing mechanism includes and rotates connecting piece, rotating base, rotate the connecting piece with rotating base rotates and links to each other, rotate the connecting piece top with stop collar bottom is fixed continuous.

Furthermore, a ball is arranged in a gap between the limiting sleeve and the sliding rail, and the ball is used for reducing the friction force between the limiting sleeve and the sliding rail; the top of the slide rail is provided with a movable connecting plate, and the slide rail is connected with the bottom of the backrest suite through the movable connecting plate.

Further, the connector comprises a transverse connecting plate, the top of the transverse connecting plate is fixedly connected with the rotating base, and one end of the transverse connecting plate is connected with a vertical connecting plate.

Furthermore, a plurality of fixed connecting holes are formed in the vertical connecting plate, the transverse connecting plate and the movable connecting plate.

Further, the connector includes first connector, second connector, the back external member includes first back external member, second back external member, first connector, second connector set up on the sofa seat, first back external member sets up on the first connector, the second back external member sets up the second connector.

Furthermore, the first backrest suite and the second backrest suite can rotate or slide, and the first backrest suite and the second backrest suite are used for achieving the functions of backrest, armrests and partition.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. by arranging the device, the movement of the backrest of the sofa can be realized, the sofa can be conveniently assembled into equipment with different shapes, and the convenience of the sofa is improved;

2. the backrest and the armrests of the sofa can be freely allocated for use, the modular structure can reduce the production cost of the sofa, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a perspective view of the connection mechanism of the present invention.

Fig. 3 is a front structural view of the connection mechanism of the present invention.

Fig. 4 is a side view of the connection mechanism of the present invention.

Fig. 5 is a partially enlarged structural view of the connection mechanism of the present invention.

Fig. 6 is a partially enlarged perspective view of the connection mechanism of the present invention.

Fig. 7 is a schematic structural view of embodiment 2 of the present invention.

Fig. 8 is a schematic structural view of embodiment 3 of the present invention.

Fig. 9 is a schematic structural view of embodiment 4 of the present invention.

The labels in the figure are: the sofa seat is characterized in that the sofa seat is 1, the first backrest suite is 2, the second backrest suite is 3, the first connector is 4, the second connector is 5, the vertical connecting plate is 6, the transverse connecting plate is 7, the movable connecting plate is 8, the rotating mechanism is 9, the limiting sleeve is 10, the sliding rail is 11, the rolling ball is 12, the rotating connecting piece is 13, and the rotating base is 14.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1:

as shown in fig. 1-6, the utility model discloses a rotatable removal sofa of back, including sofa seat 1, be provided with a plurality of connectors on the sofa seat 1, the connector top is provided with the back external member, sofa seat 1 passes through connector swing joint back external member, the connector includes first connector 4, second connector 5, the back external member includes first back external member 2, second back external member 3, first connector 4, second connector 5 set up on the sofa seat 1, first back external member 2 sets up on first connector 4, second back external member 3 sets up second connector 5.

The connector comprises a rotating mechanism 9 and a linear sliding mechanism, wherein the rotating mechanism 9 is connected with the linear sliding mechanism. One end of the rotating mechanism 9 is fixedly connected with the sofa seat 1, the other end of the rotating mechanism 9 is connected with the linear sliding mechanism, one end of the linear sliding mechanism is connected with the rotating mechanism 9, and the other end of the linear sliding mechanism is connected with the backrest suite. The rotating mechanism 9 comprises a rotating connecting piece 13 and a rotating base 14, the rotating connecting piece 13 is rotatably connected with the rotating base 14, and the top of the rotating connecting piece 13 is fixedly connected with the bottom of the limiting sleeve 10.

The linear sliding mechanism comprises a limiting sleeve 10, the bottom of the limiting sleeve 10 is connected with the rotating mechanism 9, the linear sliding mechanism comprises a sliding rail 11, the sliding rail 11 is arranged at the bottom of the backrest sleeve, the sliding rail 11 is connected with the limiting sleeve 10 in a matching mode, and the sliding rail 11 can slide linearly along the limiting sleeve 10. A ball 12 is arranged in a gap between the limiting sleeve 10 and the sliding rail 11, and the ball 12 is used for reducing the friction force between the limiting sleeve 10 and the sliding rail 11; the top of the slide rail 11 is provided with a movable connecting plate 8, and the slide rail 11 is connected with the bottom of the backrest suite through the movable connecting plate 8.

The connector comprises a transverse connecting plate 7, the top of the transverse connecting plate 7 is fixedly connected with the rotating base 14, and one end of the transverse connecting plate 7 is connected with a vertical connecting plate 6. And a plurality of fixed connecting holes are formed in the vertical connecting plate 6, the transverse connecting plate 7 and the movable connecting plate 8.

The first backrest suite 2 and the second backrest suite 3 can rotate or slide, and the first backrest suite 2 and the second backrest suite 3 are used for realizing functions of backrest, armrests and partition.

The specific operation process, first back external member 2, second back external member 3 are rotatable and slide, will first back external member 2, second back external member 3 place in the position of difference, can regard as the back to use, also can regard as the handrail to use, can regard as the wall to use, arrange the convenience, it is convenient to warp.

Example 2:

as shown in fig. 7, the utility model discloses a sofa with a rotatable backrest, based on embodiment 1, on one side of the first backrest set 2, the second backrest set 3 is arranged on the other side, the first backrest set 2 and the second backrest set 3 are perpendicular to each other, thus realizing the functions of backrest and armrest.

Example 3:

as shown in fig. 8, the utility model discloses a sofa with a rotatable backrest, based on embodiment 1, the first backrest set 2 and the second backrest set 3 are arranged on the same side, and the first backrest set 2 and the second backrest set 3 are on the same straight line, so as to realize the function of the backrest.

Example 2:

as shown in fig. 9, the utility model discloses a sofa with a rotatable backrest, based on embodiment 1, first backrest suite 2 is arranged in the middle of sofa seat 1, and second backrest suite 3 is arranged in the middle of sofa seat 1, first backrest suite 2 and second backrest suite 3 are parallel to each other, thus realizing the function of separating and armrest.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A rotatable and movable sofa with a backrest, characterized in that it comprises a sofa seat (1), a plurality of connectors are arranged on the sofa seat (1), a backrest kit is arranged on the top of the connector, and the sofa seat ( 1) The backrest kit is movably connected through the connector, the connector includes a rotating mechanism (9) and a linear sliding mechanism, and the rotating mechanism (9) is connected with the linear sliding mechanism.

2. A sofa with a rotatable backrest according to claim 1, characterized in that: one end of the rotating mechanism (9) is fixedly connected with the sofa seat (1), and the other end of the rotating mechanism (9) is fixedly connected with the sofa seat (1). One end is connected with the linear sliding mechanism, one end of the linear sliding mechanism is connected with the rotating mechanism (9), and the other end of the linear sliding mechanism is connected with the backrest set.

3 . The sofa with a rotatable backrest according to claim 2 , wherein the linear sliding mechanism comprises a limit sleeve ( 10 ), and the bottom of the limit sleeve ( 10 ) is connected to the rotating mechanism. 4 . (9) connected, the linear sliding mechanism includes a slide rail (11), the slide rail (11) is arranged at the bottom of the backrest kit, and the slide rail (11) is connected to the limit sleeve (10) The sliding rail (11) can slide linearly along the limiting sleeve (10).

4. The sofa with a rotatable backrest according to claim 3, wherein the rotating mechanism (9) comprises a rotating connecting piece (13), a rotating base (14), and the rotating connecting piece (13) It is rotatably connected to the rotating base (14), and the top of the rotating connecting piece (13) is fixedly connected to the bottom of the limiting sleeve (10).

5. The sofa with a rotatable backrest according to claim 4, wherein a ball (12) is arranged in the gap between the limit sleeve (10) and the slide rail (11), so The balls (12) are used to reduce the frictional force between the limit sleeve (10) and the slide rail (11); The sliding rail (11) is connected with the bottom of the backrest kit through the movable connecting plate (8).

6. The sofa with a rotatable backrest according to claim 5, wherein the connector comprises a transverse connecting plate (7), and the top of the transverse connecting plate (7) is connected to the rotating base (14). ) are fixedly connected, and one end of the horizontal connecting plate (7) is connected with a vertical connecting plate (6).

7. The sofa with a rotatable backrest according to claim 6, characterized in that: the vertical connecting plate (6), the horizontal connecting plate (7) and the movable connecting plate (8) are provided with several fixed connection hole.

8 . The sofa with a rotatable backrest according to claim 7 , wherein the connector comprises a first connector ( 4 ) and a second connector ( 5 ), and the backrest kit comprises a first backrest. 9 . A kit (2), a second backrest kit (3), the first connector (4) and the second connector (5) are arranged on the sofa seat (1), the first backrest kit (2) is arranged on the first connector (4), and the second backrest kit (3) is arranged on the second connector (5).

9. The sofa with a rotatable backrest according to claim 8, wherein the first backrest set (2) and the second backrest set (3) are rotatable or slidable, and the first backrest set ( 2) The second backrest kit (3) is used to realize the functions of backrest, armrest and partition.