CN218889473U

CN218889473U - Functional sofa stretching device with follow-up mechanism

Info

Publication number: CN218889473U
Application number: CN202222807693.8U
Authority: CN
Inventors: 冯元峰; 吴林林; 王任飞; 王志禹
Original assignee: Kuka Home Co Ltd
Current assignee: Kuka Home Co Ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-04-21
Anticipated expiration: 2032-10-24

Abstract

The application relates to a function sofa stretching device with follower relates to the technical field of function sofa, including seat frame, connecting plate, backup pad, be provided with drive backup pad pivoted actuating mechanism on the seat frame, actuating mechanism includes: the linkage plate is rotatably arranged on the seat frame and is rotatably connected with the support plate; the movable plate is rotatably arranged on the seat frame and is rotatably connected with the linkage plate. The seat frame drives the supporting plate and the linkage plate to simultaneously rotate to drive the supporting plate to rotate, so that the rotating angle of the supporting plate is increased through a plurality of actions, the moving space of other accessories on the backrest is increased, and the difficulty of sofa design is reduced.

Description

Functional sofa stretching device with follow-up mechanism

Technical Field

The application relates to the technical field of functional sofas, in particular to a functional sofa stretching device with a follow-up mechanism.

Background

The existing multifunctional sofa generally has three states of sitting posture, TV posture and lying posture in order to meet different use requirements of people. When the TV posture is changed to the lying posture, the seat frame moves to drive the backrest to turn over, so that the TV posture is changed to the lying posture.

In the related art, the sofa comprises a seat frame which is installed on an iron frame in a sliding manner, a connecting plate which is upwards inclined is rotatably installed on the iron frame, a supporting plate which is connected with a backrest is rotatably installed on the connecting plate, a driving plate which is rotatably connected with the supporting plate is arranged on the seat frame, the seat frame is moved to drive the driving plate to move, and the driving plate is moved to drive the supporting plate to turn over under the limitation of the connecting plate, so that the backrest is turned over and is placed down, and the TV pose is converted into the lying pose.

Therefore, the backrest overturning of the existing sofa is realized by only moving the seat frame to drive the driving plate to rotate, and the angle for overturning the backrest is larger, so that the backrest can be overturned only by moving the seat frame for a longer distance, the space required by the movement of the related structure for driving the backrest to overturned is larger, the movement space of other components on the backrest is narrow, and the difficulty of sofa design is increased.

Disclosure of Invention

In order to reduce the difficulty of sofa design, the application provides a functional sofa stretching device with a follow-up mechanism.

The application provides a functional sofa stretching device with follower adopts following technical scheme:

the utility model provides a function sofa stretching device with follower, including slide the seat frame that sets up on the iron stand, rotate the connecting plate that sets up on the iron stand, rotate the backup pad that sets up on the connecting plate and be connected with the back, be provided with drive backup pad pivoted actuating mechanism on the seat frame, actuating mechanism includes:

the linkage plate is rotatably arranged on the seat frame and is rotatably connected with the support plate;

the movable plate is rotatably arranged on the seat frame and is rotatably connected with the linkage plate.

Through adopting above-mentioned technical scheme, the seat frame removes and drives the fly leaf and rotate, and the fly leaf rotates and drives backup pad and linkage board and rotate simultaneously, and backup pad and linkage board rotate simultaneously and drive the backup pad and rotate, consequently the seat frame removes the back and has increased backup pad pivoted angle through a plurality of actions, has increased seat frame removal same distance and drive backup pad pivoted angle, has shortened the distance that the seat frame needs to remove of backing down and seat frame, has increased the removal space of other annexes on the back, has reduced the degree of difficulty of sofa design.

Optionally, the linkage plate rotates through the pivot and sets up on the seat frame, the pivot is divided into first slope section and second slope section with the linkage plate, the one end that the pivot was kept away from to first slope section and second slope section all inclines upwards to set up and rotate with fly leaf and backup pad respectively and be connected.

Through adopting above-mentioned technical scheme, the two parts slope of linkage board upwards sets up to reduced the space that the linkage board took in vertical direction, consequently increased the removal space of other annex on the back, reduced the degree of difficulty of sofa design.

Optionally, the length of the first inclined section is smaller than the length of the second inclined section.

Through adopting above-mentioned technical scheme, first slope section and second slope section are connected with fly leaf and backup pad respectively, and first slope section length is less than the length of second slope section, consequently when the same angle of rotation for backup pad and back pivoted distance are greater than fly leaf rotation distance, thereby have further increased back rotation angle, have consequently increased the removal space of other annex on the back, have reduced the degree of difficulty of sofa design.

Optionally, the included angle between the first inclined section and the second inclined section is not greater than 90 degrees.

Through adopting above-mentioned technical scheme, driven distance between linkage board and fly leaf company city department and linkage board and backup pad junction of having shortened therefore makes the structure compacter, has consequently increased the removal space of other annex on the back, has reduced the degree of difficulty of sofa design.

Optionally, the backup pad passes through the bull stick rotation setting on the connecting plate, the bull stick divide into first tilting part and second tilting part with the backup pad, bull stick one end is kept away from to first tilting part and linkage board rotation is connected, bull stick one end slope upwards sets up is kept away from to the second tilting part.

Through adopting above-mentioned technical scheme, the two parts slope setting of backup pad to reduce the backup pad and taken up space in vertical direction, consequently increased the removal space of other annex on the back, reduced the degree of difficulty of sofa design.

Optionally, the first inclined portion length is smaller than the second inclined portion length.

Through adopting above-mentioned technical scheme, first tilting part and second tilting part are connected with fly leaf and backup pad respectively, and first tilting part length is less than the length of second tilting part, consequently when the same angle of rotation, and make backup pad and back pivoted distance be greater than fly leaf rotation distance to further increased back rotation angle, consequently increased the removal space of other annex on the back, reduced the degree of difficulty of sofa design.

Optionally, an included angle between the first inclined portion and the second inclined portion is greater than 90 degrees and less than 180 degrees.

Through adopting above-mentioned technical scheme, first tilting part and second tilting part have also increased the area of contact with backrest length direction when satisfying the slope, have consequently improved the stability of back, have improved the quality of sofa.

Optionally, the rotating plate is rotatably installed on the seat frame, the movable plate is rotatably installed on the rotating plate, and the rotating plate and the linkage plate are pushed to rotate simultaneously when the seat frame moves.

Through adopting above-mentioned technical scheme, drive the pivoted plate and the linkage board rotates simultaneously when the cushion removes to further shortened the required distance that removes of seat frame, consequently increased the removal space of other annex on the back, reduced the degree of difficulty of sofa design.

In summary, the present application includes at least one of the following beneficial technical effects:

the seat frame drives the supporting plate and the linkage plate to rotate simultaneously to drive the supporting plate to rotate, so that the rotating angle of the supporting plate is increased through a plurality of actions, the same distance of the seat frame moving is increased, the rotating angle of the supporting plate is driven, the distance of the seat frame needing to move when the backrest is laid down is shortened, the moving space of other accessories on the backrest is increased, and the difficulty of sofa design is reduced.

Drawings

FIG. 1 is a schematic perspective view of the present application;

fig. 2 is a schematic structural view of the present application, mainly showing a support plate and a movable plate;

reference numerals: 1. an iron stand; 11. a seat frame; 12. a connecting plate; 14. a fixed shaft; 15. a rotating shaft; 16. a rotating rod; 2. a support plate; 21. a first inclined portion; 22. a second inclined portion; 3. a driving mechanism; 31. a linkage plate; 32. a movable plate; 33. a first sloped section; 34. a second sloped section; 4. and rotating the plate.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

The embodiment of the application discloses a functional sofa stretching device with a follow-up mechanism.

Referring to fig. 1, the functional sofa stretching device with the follower mechanism comprises a seat frame 11 horizontally slidably mounted on an iron frame 1, a connecting plate 12 rotatably mounted on the iron frame 1, and a supporting plate 2 rotatably mounted on the connecting plate 12 and connected with a backrest, wherein the connecting plate 12 and the supporting plate 2 are arranged at intervals along the sliding direction perpendicular to the seat frame 11 and positioned at two sides of the backrest; the seat frame 11 is provided with two driving mechanisms 3 which respectively drive the two support plates 2 to rotate.

Referring to fig. 1, a fixed shaft 14 is fixedly installed on the seat frame 11 and positioned on one side of the seat frame 11 close to the backrest, and the fixed shaft 14 is in a horizontal state and the axis is vertical to the sliding direction of the seat frame 11; the fixed shaft 14 is rotatably provided with a rotating plate 4 which extends to one side of the seat frame 11 obliquely upwards, the rotating plate 4 is positioned below the seat frame 11 and is rotatably connected with the seat frame 11, and meanwhile, when the seat frame 11 moves horizontally, one end, far away from the fixed shaft 14, of the rotating plate 4 is driven to rotate around the fixed shaft 14.

Referring to fig. 1 and 2, the driving mechanism 3 includes a linkage plate 31 and a movable plate 32, a rotating shaft 15 is fixedly mounted on a seat frame 11, axes of the rotating shaft 15 and a fixed shaft 14 are parallel, the linkage plate 31 is rotatably mounted on the rotating shaft 15, the rotating shaft 15 divides the linkage plate 31 into a first inclined section 33 and a second inclined section 34, one ends of the first inclined section 33 and the second inclined section 34 far away from the rotating shaft 15 are both inclined upwards, meanwhile, the length of the first inclined section 33 is greater than that of the second inclined section 34, and an included angle between the length directions of the first inclined section 33 and the second inclined section 34 is smaller than 90 degrees; one end of the movable plate 32 is rotatably mounted on the rotating plate 4, and the other end of the movable plate 32 is rotatably connected with one end of the first inclined section 33 away from the rotating shaft 15, and at the same time, the axes of the rotating directions of the two ends of the movable plate 32 are parallel to the axis of the rotating shaft 15.

Referring to fig. 1 and 2, the end of the connecting plate 12 far away from the iron stand 1 is fixedly provided with a rotating rod 16, the axes of the rotating rod 16 and the rotating shaft 15 are parallel, the supporting plate 2 is rotatably arranged on the rotating rod 16, the rotating rod 16 divides the supporting plate 2 into a first inclined part 21 and a second inclined part 22, meanwhile, the ends of the first inclined part 21 and the second inclined part 22 far away from the rotating rod 16 are obliquely arranged, the length of the first inclined part 21 is smaller than that of the second inclined part 22, the end of the first inclined part 21 far away from the rotating rod 16 is rotatably connected with the end of the second inclined section 34 far away from the rotating shaft 15, and the axes of the two ends of the first inclined section 33 and the second inclined section 34 far away from the rotating shaft 15 and the two ends of the connecting plate 12 are parallel.

The working principle of the embodiment of the application is as follows:

the seat frame 11 moves and drives the rotating plate 4 and the movable plate 32 to rotate simultaneously, so that the rotating plate 4 and the movable plate 32 simultaneously drive the linkage plate 31 to rotate, and the linkage plate 31 rotates and drives the support plate 2 and the backrest to rotate, thereby realizing the adjustment of the backrest angle, increasing the angle of the seat frame 11 which moves by the same distance and drives the backrest to rotate, shortening the distance of the seat frame 11 which needs to move when the backrest is laid down, increasing the moving space of other accessories of the backrest, and reducing the difficulty of sofa design.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a function sofa stretching device with follower, sets up seat frame (11) on iron stand (1), rotates connecting plate (12) that set up on iron stand (1), rotates backup pad (2) that set up on connecting plate (12) and be connected with the back, its characterized in that including sliding: the seat frame (11) is provided with a driving mechanism (3) for driving the supporting plate (2) to rotate, and the driving mechanism (3) comprises:

the linkage plate (31) is rotatably arranged on the seat frame (11) and is rotatably connected with the support plate (2);

the movable plate (32) is rotatably arranged on the seat frame (11) and is rotatably connected with the linkage plate (31).

2. The functional sofa extension device with follower mechanism of claim 1, wherein: the linkage plate (31) is rotatably arranged on the seat frame (11) through the rotating shaft (15), the rotating shaft (15) divides the linkage plate (31) into a first inclined section (33) and a second inclined section (34), and one ends of the first inclined section (33) and the second inclined section (34), far away from the rotating shaft (15), are obliquely upwards arranged and are respectively connected with the movable plate (32) and the support plate (2) in a rotating mode.

3. The functional sofa extension device with follower mechanism of claim 2, wherein: the length of the first inclined section (33) is smaller than the length of the second inclined section (34).

4. The functional sofa extension device with follower mechanism of claim 2, wherein: the angle between the first inclined section (33) and the second inclined section (34) is not more than 90 degrees.

5. The functional sofa extension device with follower mechanism of claim 1, wherein: the supporting plate (2) is rotationally arranged on the connecting plate (12) through the rotating rod (16), the rotating rod (16) divides the supporting plate (2) into a first inclined part (21) and a second inclined part (22), one end, away from the rotating rod (16), of the first inclined part (21) is rotationally connected with the linkage plate (31), and one end, away from the rotating rod (16), of the second inclined part (22) is obliquely upwards arranged.

6. The functional sofa extension device with follower mechanism of claim 5, wherein: the length of the first inclined part (21) is smaller than that of the second inclined part (22).

7. The functional sofa extension device with follower mechanism of claim 5, wherein: the included angle between the first inclined part (21) and the second inclined part (22) is more than 90 degrees and less than 180 degrees.

8. The functional sofa extension device with follower mechanism of claim 1, wherein: the rotating plate (4) is rotatably arranged on the seat frame (11), the movable plate (32) is rotatably arranged on the rotating plate (4), and the seat frame (11) pushes the rotating plate (4) and the linkage plate (31) to rotate simultaneously when moving.