CN218605843U

CN218605843U - Seat adjusting mechanism and seat

Info

Publication number: CN218605843U
Application number: CN202222705374.6U
Authority: CN
Inventors: 冯元峰; 曹继忠; 王平; 高俊东
Original assignee: Kuka Home Co Ltd
Current assignee: Kuka Home Co Ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-03-14
Anticipated expiration: 2032-10-13

Abstract

The application discloses thing to sit on adjustment mechanism and thing to sit on includes the mount, still includes: the supporting component comprises a seat frame which is connected with the fixed frame in a sliding way; the adjusting assembly comprises a driving piece and a connecting rod mechanism, one end of the connecting rod mechanism is hinged with the fixed frame, the other end of the connecting rod mechanism is hinged with the seat frame, the driving piece is connected to the fixed frame, and the driving end of the driving piece is hinged with the connecting rod mechanism; the driving piece drives the seat frame to move relative to the fixed frame through the connecting rod mechanism, and the adjusting assembly is located between the fixed frame and the seat frame. The utility model provides a thing to sit on adjustment mechanism and thing to sit on makes adjustment mechanism spatial arrangement more reasonable promotion thing to sit on travelling comfort.

Description

Seat adjusting mechanism and seat

Technical Field

The application relates to the technical field of home furnishing, in particular to a seat adjusting mechanism and a seat.

Background

The sofa is one of essential seats in modern home life, and the sofa main function is to provide sitting and rest for people, and ordinary sofa all can place in the sitting room, provides convenience for owner and guest's leisure and amusement. The typical structure of the existing sofa is sofa soft package (containing sponge and filling silk floss) and seat spring, the combination of the soft package and the seat spring basically determines the hardness of the sofa seat cushion, and the seat spring of the sofa is a main influence factor for hardness perception, under the condition that the material and the thickness of the spring of the sofa are not changed, the higher the camber of the sofa is, the softer the seat cushion is, and the better the resilience is. The lower the camber of the sofa, the stiffer the sofa and the weaker the rebound.

As shown in fig. 1, the backrest rotation adjusting mechanism of the existing sofa seat is mainly driven by a seat frame motor, a push rod motor is generally selected, because the push rod motor has a large size, the push rod 711 inevitably extends below the seat frame 5 in the design layout, if the seat spring 4 of the seat is soft, namely, the curvature of the upward arching of the seat spring 4 is large and soft, when people sit on the seat, the push rod 711 of the seat frame motor can be pressed down to touch the seat frame motor, and the comfort is affected. Therefore, for the seat with the push rod motor, the comfort level of the seat needs to be reduced, and the seat cannot be made to be softer.

Based on the above problems, there is a need to develop a new seat adjusting mechanism and a seat, so that the layout of the adjusting mechanism is more reasonable, and the comfort of the seat is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the application provides a thing to sit on adjustment mechanism and thing to sit on, can make adjustment mechanism overall arrangement more reasonable, promotes the travelling comfort of thing to sit on.

In a first aspect, the present application provides a seat adjustment mechanism, which includes a fixing frame, and further includes: the supporting component comprises a seat frame which is connected with the fixed frame in a sliding way; the adjusting assembly comprises a driving piece and a connecting rod mechanism, one end of the connecting rod mechanism is hinged with the fixing frame, the other end of the connecting rod mechanism is hinged with the seat frame, the driving piece is connected to the fixing frame, and the driving end of the driving piece is hinged with the connecting rod mechanism; the driving piece drives the seat frame to move relative to the fixed frame through the connecting rod mechanism, and the adjusting assembly is located between the fixed frame and the seat frame.

Through adopting above-mentioned technical scheme, adjusting part is not located the seat frame below but is located between mount and the seat frame, can do the softer of thing to sit on, can not touch adjusting part when the user sits on the thing to sit on, has promoted the travelling comfort and the experience of thing to sit on and has felt. The driving piece drives the seat frame to move, so that the seat can be adjusted, and different use requirements of users are met.

In combination with the first aspect, in a further aspect, the driving member is hinged to the fixing frame.

Through adopting above-mentioned technical scheme, in driving piece driving process, the driving piece has the rotation of small angle, and the driving piece is articulated can rotate along with the driving direction difference in the driving piece driving process with the mount, prevents the jamming trouble such as card death even of driving piece driving process, and the drive is more smooth and easy.

In combination with the first aspect and the further scheme, the driving member is rotatably connected with a driving frame, and the driving frame is hinged to the fixed frame.

Through adopting above-mentioned technical scheme, through the setting of carriage, driving piece drive in-process stability is better, and pivoted flexibility is higher.

In combination with the first aspect, a further scheme is that the device further comprises a moving frame, a connecting rod is hinged between the seat frame and the moving frame, and the moving frame is connected with the fixed frame in a sliding manner.

By adopting the technical scheme, the movement of the seat frame relative to the fixed frame can be ensured, and the swinging of the seat frame relative to the movable frame can be realized, so that the distance change of the seat frame relative to the fixed frame can be realized, and the height adjustment of the seat frame is equivalent to the height adjustment of the seat frame in the actual use.

In combination with the first aspect, a further solution is that the portable electronic device further includes a back frame, the back frame is hinged to the seat frame and the fixed frame, and when the seat frame moves relative to the fixed frame, an included angle between the back frame and the seat frame increases or decreases.

Through adopting above-mentioned technical scheme, the removal through driving piece drive seat frame realizes the linkage of back of the body frame, can also the inclination of synchronous adjustment back of the body frame in order to adjust the position of seat frame to realize the regulation of the position of lying of user difference, satisfy the user demand that the user is different.

In combination with the first aspect, in a further aspect, the link mechanism includes a first link and a second link, the first link is hinged to the second link, an end of the first link, which is far away from the second link, is hinged to the fixed frame, an end of the second link, which is far away from the first link, is hinged to the seat frame, and the driving member is hinged to the first link.

Through adopting above-mentioned technical scheme, realize being connected between mount and the seat frame through articulated first connecting rod and second connecting rod, can realize the seat frame for the mount slide with rise two mutually perpendicular orientation's removal, changed the push rod motor and placed when the seat frame below only can promote the seat to drive the unilateral regulation current situation that slides for the mount, make to adjust more nimble convenience, more can satisfy consumer's different user demands.

Through adopting above-mentioned technical scheme, at driving piece drive pedestal for the fixed frame at the removal in-process that slides and rise two mutually perpendicular directions, the driving piece has the rotation of small angle, the driving piece is articulated can rotate along with the driving direction difference of driving piece drive in-process with the fixed frame, prevents the jamming of driving piece drive process and blocks even trouble such as death, and the drive is more smooth and easy.

In combination with the first aspect, in a further aspect, the hinge point of the driving member and the first connecting rod is close to the hinge position of the first connecting rod and the fixing frame.

Through adopting above-mentioned technical scheme, the driving piece can realize the great displacement that removes of the promotion displacement realization seat frame of little distance, adjusts efficiently.

In combination with the first aspect, in a further aspect, when the seat frame moves relative to the fixed frame along the sliding direction of the moving frame, the seat frame moves towards or away from the moving frame simultaneously.

By adopting the technical scheme, the seat frame can move in two mutually perpendicular directions relative to the fixed frame in a sliding and lifting manner, the situation that the push rod motor can only push the seat frame to adjust in one direction relative to the fixed frame in the sliding manner when being placed below the seat frame is changed, so that the adjustment is more flexible and convenient, and different use requirements of consumers can be met.

In a second aspect, the present application provides a piece of seating furniture comprising a seating furniture adjustment mechanism as described above.

Through adopting above-mentioned technical scheme, the travelling comfort of thing to sit on is better, sits to lie the appearance and adjusts more nimble, and user's experience feels better.

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

1. this application thing to sit on adjustment mechanism is not located the seat frame below but is located between mount and the seat frame, can not touch the adjusting part when the user sits on the thing to sit on, has promoted the travelling comfort and the experience of thing to sit on. The driving piece drives the seat frame to move, so that the seat can be adjusted, and different use requirements of users are met.

2. This application thing to sit on adjustment mechanism can also the inclination of synchronization regulation back of the body frame in order to adjust the position of seat frame to realize the different regulation of the appearance of lying of sitting of user, satisfy the different user demand of user.

3. This application thing to sit on adjustment mechanism can realize that the seat frame slides and rises the removal of two mutually perpendicular directions for the mount, makes to adjust more nimble convenience, more can satisfy consumer's different user demands.

4. This application thing to sit on, the travelling comfort is better, sits to lie the appearance adjustable, can satisfy user's different demands.

Drawings

FIG. 1 is a schematic structural view of a prior art seating unit adjustment mechanism;

FIG. 2 is a schematic structural view of an embodiment of a seat adjustment mechanism of the present application;

FIG. 3 is an enlarged schematic view at A of FIG. 2;

FIG. 4 is a schematic view of another embodiment of a seat adjustment mechanism according to the present application;

fig. 5 is an enlarged schematic view at B of fig. 4.

Reference numerals:

1. a fixed mount; 11. a first shaft; 12. a second shaft; 2. a third link; 3. a movable frame; 4. a seat spring; 5. a seat frame; 6. a backrest frame; 7. an adjustment assembly; 71. a drive member; 711. a push rod; 712. a shaft sleeve; 72. a first link; 721. a third axis; 73. a second link; 731. a fourth axis; 74. a drive frame; 741. a drive shaft.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present application, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

The first embodiment is as follows:

referring to fig. 2, a structure of a seat adjusting mechanism is disclosed. The adjusting mechanism comprises a fixed frame 1 and a seat frame 5, the seat frame 5 is rotatably connected with a movable frame 3 through a third connecting rod 2, and the movable frame 3 is slidably connected with the fixed frame 1. An adjusting component 7 and a backrest frame 6 are connected between the fixed frame 1 and the seat frame 5, the adjusting component 7 is located between the fixed frame 1 and the seat frame 5 and close to the backrest frame 6, the backrest frame 6 is hinged to the seat frame 5 and the fixed frame 1, when the seat frame 5 moves relative to the fixed frame 1, the backrest frame 6 rotates synchronously, namely, an included angle between the seat frame 5 is increased or decreased, and the inclination angle adjustment of a backrest fixed with the backrest frame is realized. The linkage structure of the back frame 6 and the seat frame 5 has been disclosed in many prior applications, and the patent application No. 2022110110981 also discloses the linkage structure, and belongs to a known structure, and the details of the linkage structure are not repeated. Seat spring 4 is installed on seat frame 5, and seat spring 4 arches to the top of thing to sit on, because adjusting part 7 is located seat spring 4 below unlike traditional thing to sit on, so people when sitting on the thing to sit on, can not push down and touch adjusting part 7, and the spatial arrangement is more reasonable. Under the condition that the material and the thickness of the spring of the sofa are not changed, the hardness of the sofa can be influenced by changing the shape, and the higher the camber of the seat spring 4 is, the softer the seat cushion is, and the better the rebound is. The lower the camber of the seat spring 4, the harder the sofa and the weaker the spring-back. Two sides of the seat frame 5 are respectively provided with a movable frame 3, and the seat frame 5 and the movable frame 3 are connected by two connecting rods to form a four-bar mechanism.

Referring to fig. 3, the adjusting assembly 7 includes a driving member 71 and a link mechanism, in this embodiment, the driving member 71 is a push rod motor, the link mechanism includes a first link 72 and a second link 73, the first link 72 is hinged to the second link 73, an end of the first link 72 away from the second link 73 is hinged to the fixing frame 1, an end of the second link 73 away from the first link 72 is hinged to the seat frame 5, a push rod 711 of the driving member 71 is hinged to the first link 72 through a shaft sleeve 712, and a hinge point of the driving member 71 and the first link 72 is close to a hinge position of the first link 72 and the fixing frame 1, so that a small-distance pushing displacement of the push rod 711 can be realized to realize a large moving displacement of the seat frame 5. The driving member 71 drives the seat frame 5 to move relative to the fixed frame 1 through the link mechanism.

Referring to fig. 4 and 5, the driving member 71 is rotatably connected to the driving frame 74 through a driving shaft 741, the driving frame 74 is hinged to the fixing frame 1 through the first shaft 11, and the push rod 711 of the driving member 71 is coupled to the third shaft 721 through the shaft sleeve 712 and the first connecting rod 72. The first link 72 and the fixing frame 1 are coupled to the second shaft 12, and the second link 73 and the seat frame 5 are coupled to the fourth shaft 731.

The working process and principle of the embodiment are as follows: referring to fig. 2-5, the driving member 71 is operated to push the first connecting rod 72 to rotate around the second axis 12 via the push rod 711, and as shown in the direction of the position shown in fig. 2, when the first connecting rod 72 rotates clockwise, the first connecting rod 72 pushes the seat frame 5 to move to the right via the second connecting rod 73, the second connecting rod 73 rotates counterclockwise around the fourth axis 731, and the seat frame 5 pushes the movable frame 3 to slide to the right via the third connecting rod 2 relative to the fixed frame 1. When the moving frame 3 slides to the limit position, the moving frame 3 does not slide any more, and when the first link 72 continues to rotate clockwise downward, the second link 73 pushes the seat frame to rotate clockwise around the moving frame 3 through the third link 2, the distance between the seat frame 5 and the moving frame 3 increases, and the seat frame 5 rises upward. When the first connecting rod 72 rotates counterclockwise, the first connecting rod 72 pulls the seat frame 5 to move leftward through the second connecting rod 73, the second connecting rod 73 rotates clockwise around the fourth axis 731, and the seat frame 5 pulls the movable frame 3 to slide leftward relative to the fixed frame 1 through the third connecting rod 2. When the moving frame 3 slides to the limit position, the moving frame 3 does not slide any more, and when the first link 72 continues to rotate counterclockwise upward, the second link 73 pulls the seat frame to rotate counterclockwise around the moving frame 3 through the third link 2, the distance between the seat frame 5 and the moving frame 3 becomes smaller, and the seat frame 5 is lowered downward. In the process that the seat frame 5 moves left and right, the seat frame 5 drives the backrest frame 6 to rotate, so that the included angle between the backrest frame 6 and the seat frame 5 is enlarged or reduced, and the function adjustment of different sitting and lying postures is realized.

Example two:

the embodiment discloses a piece of seating furniture, which comprises a seating furniture adjusting mechanism and a control circuit. The seat spring 4 of the seat in the embodiment has large deformation, so the seat is more comfortable, and the seat can also realize the automatic adjustment of the sitting and lying postures by controlling the driving piece 71 to work through the control circuit.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that the present invention can be modified, replaced and modified in many ways without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a thing to sit on adjustment mechanism, includes mount (1), its characterized in that still includes:

the supporting assembly comprises a seat frame (5), and the seat frame (5) is connected with the fixed frame (1) in a sliding manner;

the adjusting assembly (7) comprises a driving piece (71) and a connecting rod mechanism, one end of the connecting rod mechanism is hinged with the fixed frame (1), the other end of the connecting rod mechanism is hinged with the seat frame (5), the driving piece (71) is connected to the fixed frame (1), and the driving end of the driving piece (71) is hinged with the connecting rod mechanism;

the driving piece (71) drives the seat frame (5) to move relative to the fixed frame (1) through the connecting rod mechanism, and the adjusting component (7) is located between the fixed frame (1) and the seat frame (5).

2. A seat adjustment mechanism according to claim 1, characterized in that the driving member (71) is hinged with the fixed frame (1).

3. The seat adjusting mechanism according to claim 2, characterized in that the driving member (71) is rotatably connected with a driving rack (74), and the driving rack (74) is hinged with the fixed rack (1).

4. A seat adjusting mechanism according to claim 1, characterized in that it further comprises a mobile frame (3), between the seat frame (5) and the mobile frame (3) there is a link articulated, the mobile frame (3) being slidingly connected to the fixed frame (1).

5. A seat adjusting mechanism according to claim 1, further comprising a back frame, which is articulated with the seat frame (5) and the holder (1), the angle between the back frame and the seat frame (5) increasing or decreasing when the seat frame (5) is moved relative to the holder (1).

6. A seat adjusting mechanism according to claim 1, characterized in that the linkage comprises a first link (72) and a second link (73), the first link (72) and the second link (73) being articulated, the end of the first link (72) remote from the second link (73) being articulated with the fixed frame (1), the end of the second link (73) remote from the first link (72) being articulated with the seat frame (5), the drive member (71) being articulated with the first link (72).

7. Seat adjusting mechanism according to claim 6, characterized in that the driving member (71) is rotatably connected to a driving bracket (74), the driving bracket (74) being hinged to the fixed bracket (1).

8. Seat adjusting mechanism according to claim 6, characterized in that the driving member (71) is hinged to the first link (72) close to the position where the first link (72) is hinged to the fixed frame (1).

9. Seat adjusting mechanism according to claim 4, characterized in that the seat frame (5) is moved at the same time towards or away from the mobile frame (3) when the seat frame (5) is moved relative to the fixed frame (1) in the sliding direction of the mobile frame (3).

10. A seat comprising a seat adjustment mechanism as claimed in any one of claims 1 to 9.