CN218683122U

CN218683122U - Seat backrest and seat

Info

Publication number: CN218683122U
Application number: CN202222803754.3U
Authority: CN
Inventors: 陈敏
Original assignee: Sitting Sense Technology Co ltd
Current assignee: Sitting Sense Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-24
Anticipated expiration: 2032-10-24

Abstract

The utility model relates to a seat field, especially a seat back and seat. This backrest includes back frame and back fabric, the edge of back fabric with back frame fixed connection, be equipped with the logical cell body of horizontal setting on the preceding lateral wall of back frame or the back lateral wall, the left part and the right part of back frame all are equipped with lead to the cell body. The utility model provides a pair of seat back has can backward by a wide margin the slope, advantage that the travelling comfort is strong.

Description

Seat backrest and seat

Technical Field

The utility model relates to a seat field, especially a backrest and seat.

Background

The existing seat back comprises a back frame and a back fabric, the edge of the fabric is fixed on the back frame, the elasticity of the seat back is mainly provided by the back fabric, and the seat frame has higher strength so as to avoid the damage of the seat frame.

The problem that prior art exists is, under the condition that the back frame is too hard, only rely on the elasticity that the fabric warp provides, under the condition that the user makes the action of range great, for example to lean backward and stretch out lazy waist, the back frame can hinder the user, press against parts such as user's shoulder, consequently adopt current seat back, the travelling comfort of seat is not high enough.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a: provided is a seat back which can be largely adjusted in angle. Provided is a comfortable seat.

The utility model discloses a technical scheme that the solution problem adopted is: the utility model provides a seat backrest, includes back frame and back fabric, the edge of back fabric with back frame fixed connection, be equipped with the logical cell body of horizontal setting on the preceding lateral wall of back frame or the back lateral wall, all be equipped with on the preceding lateral wall of back frame left part and the preceding lateral wall and the back lateral wall of back lateral wall, right part lead to the cell body. Through the through groove body arranged on the backrest frame, the elasticity of the backrest frame is increased, the angle of the backrest can be adjusted greatly, and the comfort level is improved.

As a further improvement of the technical scheme, the backrest frame is integrally formed through injection molding. The strength of the backrest frame is ensured.

The utility model also provides a seat, it includes seat back still includes frame and adjusting part, the upper portion and the lower part of frame are all installed adjusting part, adjusting part with the back frame is connected, and adjusting part can stretch out and draw back or fold, adjusting part is used for adjusting the back frame with distance or angle between the frame. The angle of the backrest is further adjusted by utilizing the adjusting component, and the adjusting angle and the range of the seat backrest are increased.

As a further improvement of the above technical solution, the adjusting member includes a power mechanism and a connecting shaft, the power mechanism is in transmission connection with the connecting shaft and is used for driving the connecting shaft to rotate relative to the frame, and the connecting shaft is hinged to the backrest frame.

As a further improvement of the above technical solution, the power mechanism can drive the backrest frame to rotate relative to the connecting shaft.

As a further improvement of the above technical solution, the waist pad further comprises a waist pad, the waist pad comprises a waist pad frame and a waist pad fabric installed on the waist pad frame, the waist pad is arranged between the backrest and the frame, the waist pad is rotationally connected with the adjusting part, and the waist pad frame is abutted against the backrest fabric or the rear side of the backrest frame. The waist pad can support the strength of the waist of a user, shares stress for the seat frame, and improves the overall strength of the seat.

The utility model has the advantages that: the through groove body is arranged on the backrest frame, so that the elasticity of the backrest frame is increased, the bending degree of the backrest can be greatly adjusted, and the comfort of the backrest is improved.

Drawings

The invention will be further explained with reference to the drawings and the detailed description.

Fig. 1 is a perspective view of a seat of the present invention;

fig. 2 is a side view of the chair of fig. 1.

In the figure: 11. a backrest frame; 12. a back fabric; 111. a groove body is communicated; 2. a frame; 3. an adjustment member; 31. a connecting shaft; 32. a power mechanism; 51. a waist pad frame; 52. a waist pad fabric.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 2, which are the seats of the present invention, the seat includes a seat back, the seat back includes a back frame 11 and a back fabric 12, the edge of the back fabric 12 is fixedly connected to the back frame 11, in order to make the back bendable, thereby ensuring comfort, a horizontal through groove 111 is provided on the front side wall or the back side wall of the back frame 11, the left part and the right part of the back frame 11 are all provided with a through groove 111, when the seat is used, the user applies pressure backwards, the gravity of the human body can make the back bendable, thereby improving comfort.

In order to ensure that the backrest frame 11 is stable and firm, the backrest frame 11 is integrally formed by injection molding.

The device also comprises a frame 2 and an adjusting component 3, wherein the adjusting component 3 is arranged on the upper part and the lower part of the frame 2, the adjusting component 3 is connected with the backrest frame 11, and the adjusting component 3 is used for adjusting the distance or the angle between the backrest frame 11 and the frame 2. The inclination angle of the backrest and the moving range of the backrest frame 11 are further increased by utilizing the adjusting part 3, and the fitting degree of the backrest and the back of a human body is improved.

The adjusting component 3 comprises a power mechanism 32 and a connecting shaft 31, the power mechanism 32 is in transmission connection with the connecting shaft 31 and is used for driving the connecting shaft 31 to rotate relative to the frame 2, and the connecting shaft 31 is hinged with the backrest frame 11.

The power mechanism 32 can drive the backrest frame 11 to rotate relative to the connecting shaft 31.

The waist cushion is arranged between the backrest and the frame 2, the waist cushion comprises a waist cushion frame 51 and waist cushion fabric 52, the waist cushion frame 51 is hinged with the frame 2, and the waist cushion frame 51 is abutted against the back side of the backrest fabric 12 or the backrest frame 11.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. A seat back comprises a back frame (11) and a back fabric (12), wherein the edge of the back fabric (12) is fixedly connected with the back frame (11), and is characterized in that:

the utility model discloses a chair backrest, including back frame (11), be equipped with on the preceding lateral wall of back frame (11) or the back lateral wall and transversely set up lead to cell body (111), the left part and the right part of back frame (11) all are equipped with lead to cell body (111).

2. A seat back according to claim 1, wherein:

the front side wall and the rear side wall of the left part of the backrest frame (11) and the front side wall and the rear side wall of the right part of the backrest frame are respectively provided with the through groove body (111).

3. A seat back according to claim 1, wherein:

the backrest frame (11) is integrally formed through injection molding.

4. A seat comprising the seat back of any of claims 1-3, wherein:

still include frame (2) and adjusting part (3), the upper portion and the lower part of frame (2) are all installed adjusting part (3), adjusting part (3) with back frame (11) are connected, adjusting part (3) can stretch out and draw back or folding.

5. A seat as claimed in claim 4, wherein:

the four corners of the backrest frame (11) are provided with the adjusting parts (3).

6. A seat as claimed in claim 4, wherein:

the adjusting part (3) comprises a power mechanism (32) and a connecting shaft (31), the power mechanism (32) is in transmission connection with the connecting shaft (31) and is used for driving the connecting shaft (31) to rotate relative to the frame (2), and the connecting shaft (31) is hinged to the backrest frame (11).

7. A seat as claimed in claim 6, wherein:

the power mechanism (32) can drive the backrest frame (11) to rotate relative to the connecting shaft (31).

8. A seat as claimed in claim 4, wherein:

still include the bustle, the bustle includes bustle frame (51) and installs bustle fabric (52) on bustle frame (51), the bustle is located the back with between frame (2), the bustle with adjusting part rotates to be connected, bustle frame (51) butt is in back fabric (12) or the rear side of back frame (11).