CN110859443A

CN110859443A - Multi-seat chair with movable backrest

Info

Publication number: CN110859443A
Application number: CN201911211527.8A
Authority: CN
Inventors: 卢志荣
Original assignee: Aurora China Co Ltd
Current assignee: Aurora China Co Ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-03-06
Also published as: TWI763062B; TW202122015A

Abstract

The invention provides a multi-seat chair with a movable backrest, comprising: the seat body comprises a cushion sleeve body and a supporting component for supporting the cushion sleeve body; the sliding rail assembly comprises a sliding rail and a fixing piece for connecting the sliding rail with the seat main body; the backrest comprises a core and a leaning piece connected with the core, and the position of the leaning piece is changed by the core sliding along the sliding rail. The multi-seat chair is provided with the backrest which can stably and smoothly slide along the slide rail, a user can adjust the position of the backrest as required, the comfort of the user is improved, and the multi-seat chair has the advantages of simplicity in operation, wider applicable crowds and the like.

Description

Multi-seat chair with movable backrest

Technical Field

The invention relates to the field of furniture, in particular to a multi-seat chair with a movable backrest.

Background

Multi-seat chairs, including sofas and the like, are one of common furniture items, and are generally manufactured into different shapes according to different people and different purposes. The back of the multi-seat chair can improve the comfort of users, and the fixed single back can not meet different requirements of different occasions.

It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present invention and therefore may include information that does not constitute prior art known to a person of ordinary skill in the art.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a multi-seat chair which is provided with a movable backrest, enhances the practicability of the multi-seat chair and is suitable for different occasions and different users.

Embodiments of the present invention provide a multi-seat chair with a movable backrest, comprising:

the seat body comprises a cushion sleeve body and a supporting component for supporting the cushion sleeve body;

the sliding rail assembly comprises a sliding rail and a fixing piece for connecting the sliding rail with the seat main body;

the backrest comprises a core and a leaning piece connected with the core, and the position of the leaning piece is changed by the core sliding along the sliding rail.

According to an example of the present invention, the core comprises at least a support and a slide;

one end of the supporting piece is fixedly connected with the sliding rail, and the other end of the supporting piece is connected with the sliding piece in a sliding mode.

According to an example of the present invention, the sliding member is a bar-shaped rail, the supporting member is slidably connected to a sliding groove of the bar-shaped rail through a roller, and a sliding groove for accommodating the roller is provided on a side of the bar-shaped rail facing the sliding member.

According to an example of the present invention, two ends of the sliding chute are respectively provided with a limiting baffle, and the limiting baffle spans between two side walls of the sliding chute.

According to an example of the present invention, the slide rail is a circular tube rail.

According to an example of the present invention, the core further includes a reinforcing rib and at least one connecting piece connecting the reinforcing rib to the slider.

According to an example of the present invention, the core further includes bearings at two ends of the sliding member, and the bearings are sleeved on the sliding rail and can slide along the sliding rail.

According to an example of the present invention, a length of the seat cushion cover in a first direction is greater than a length of the seat cushion cover in a second direction, the first direction is perpendicular to the second direction, and the slide rail extends along the first direction.

According to an example of the invention, the slide rail and the seat surface of the seat cushion sleeve body form an angle of α degrees, wherein the temperature is more than or equal to 0 ℃ and less than or equal to α ℃ and less than or equal to 50 ℃.

According to an example of the invention, the seat surface of the cushion sleeve body and the leaning surface of the leaning piece form an angle of β degrees, wherein the temperature is more than or equal to 90 ℃ and less than or equal to β ℃ and less than or equal to 135 ℃.

According to the multi-seat chair with the movable backrest, a user can adjust the position of the backrest as required, the comfort of the user is improved, and the multi-seat chair has the advantages of being simple to operate, wide in applicable crowd and the like.

Drawings

Other features, objects, and advantages of the invention will be apparent from the following detailed description of non-limiting embodiments, which proceeds with reference to the accompanying drawings and which is incorporated in and constitutes a part of this specification, illustrating embodiments consistent with the present application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic view of a multi-seat chair with a movable backrest according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a core in an embodiment of the present invention;

FIG. 3 is an exploded view of a core in accordance with an embodiment of the present invention;

FIG. 4 is a schematic view of a sliding connection between a supporting member and a sliding member according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a core body according to still another embodiment of the present invention.

Reference numerals

100a back

100 core

110 support

120 sliding part

121 spacing baffle

130 roller

140 reinforcing ribs

150 connecting sheet

160 bearing

200 sliding rail

300 seat body

310 cushion cover

320 support member

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted. Some of the block diagrams shown in the figures are functional entities and do not necessarily correspond to physically or logically separate entities.

The multi-seat chair can be a sofa or a chair made of other materials. The following discussion is presented in terms of a sofa.

Fig. 1 is a schematic structural view of a multi-seat chair with a movable backrest according to an embodiment of the present invention, and particularly, the multi-seat chair includes:

the seat body 300, see the dashed box in fig. 1, includes a cushion cover 310 and a support member 320 for supporting the cushion cover. The cushion cover body can be formed by a plurality of single cushions or a plurality of single cushions, and the supporting parts are not limited to the structure shown in figure 1.

A slide rail assembly including a slide rail 200 and a fixing member 210 connecting the slide rail 200 with the seat main body 300;

the backrest 100a comprises a core 100 and a leaning piece connected with the core 100, and the position of the leaning piece is changed by sliding the core 100 along the sliding rail 200. The leaning piece can be in any shape which is in accordance with the human engineering, and can be designed according to the use occasions of the multi-seat chair or the requirements of users, so as to provide the comfort level of the chair to the maximum extent.

It should be noted that the slide rail 200 is connected to the seat body 300 through the fixing member 210, in the embodiment of fig. 1, the cushion cover is rectangular, that is, the length in one direction is greater than the length in the other direction, the longer direction is defined as a first direction, and the other direction perpendicular to the first direction is defined as a second direction, and the slide rail 200 extends along the first direction.

For increased comfort, the angle between the back rest of the chair and the seat surface of the chair can be varied, and in the present invention, the reclining surface of the reclining member coupled to the core 100 makes an angle of β with the seat surface of the cushion cover 310 and the reclining surface, preferably 90 ℃ β ℃ 135 ℃.

Fig. 2 is a schematic structural diagram of a core in an embodiment of the present invention, in which the core 100 includes at least a support member 110 and a sliding member 120, one end of the support member 110 is fixedly connected to the sliding rail 200, and the other end is slidably connected to the sliding member 120.

Fig. 3 is a structural exploded view of the core body in the embodiment of fig. 2, and taking the embodiment of fig. 3 as an example, the slide rail 200 in the embodiment is a circular tube rail. The embodiment comprises two supporting pieces 110, wherein one end of each supporting piece 110, which is connected with the circular track, is in a circular arc shape, the curvature of the circular arc is matched with that of the circular track to be connected, the supporting pieces 110 can be fixedly connected with the circular track through bolts, and the connection can be realized through other methods such as welding.

The sliding member 120 in the above embodiment is a bar-shaped rail, the supporting member 110 is slidably connected to the sliding slot of the bar-shaped rail through the roller 130, as shown in fig. 4, a sliding slot for accommodating the roller 130 is disposed on one side of the bar-shaped rail facing the sliding member 120, the sliding slot may be C-shaped, the inner walls of the two sides of the sliding slot are used for the roller 130 to rotate, and when the bar-shaped rail moves relative to the rail 200, the roller 130 rolls in the sliding slot of the bar-shaped rail. The two ends of the sliding groove may be respectively provided with a limiting baffle 121, and the limiting baffle 121 spans between two side walls of the sliding groove and is used for limiting the roller 130 in the sliding groove.

Because the core body is connected with the leaning piece, the leaning piece is driven to move by the sliding of the core body, in order to enhance the strength of the core body, in the above embodiment, the core body 100 may further include a reinforcing rib 140, the reinforcing rib 140 may be connected with the sliding piece 120 through a connecting piece 150, the reinforcing rib 140 and the sliding piece 120 have the same length in the embodiment, and the connecting piece 150 is sleeved on the sliding rail 200 and can freely slide along the sliding rail 200.

In an embodiment, the roller 130 can freely rotate in the sliding slot of the sliding member 120, and the material of the roller can be soft rubber, and the rubber roller can ensure smooth movement of the core in the sliding slot without jerking. Meanwhile, in order to ensure the fluency of the core sliding along the sliding rail, the core 100 may further include bearings 160 located at two ends of the sliding member 120, and the two bearings 160 are sleeved on the sliding rail 200 and can slide along the sliding rail 200.

The reinforcing ribs 140 and the slider 120 may be connected by a connecting piece 150 while the connection with the bearing 160 is achieved by the connecting piece 150, see fig. 5; the reinforcing ribs 140 and the sliding member 120 may be directly connected to the bearing 160, and the connection method is not limited to a bolt fastening connection method.

In the above-described embodiment, the two supports 110 and the slide rail 200 are fixed with respect to the seat main body 300; the bearing 160 is fitted on the slide rail 200, the bar rail clamps the roller of the bracket, the bearing 160 and the slider 120 move relative to the slide rail 200, the rest member is fixed relative to the bearing 160 or the slider 120, and the rest member slides relative to the circular tube rail when the bearing 160 and the slider 120 slide relative to the circular tube rail.

In the embodiment of fig. 1 to 5, the slide rail 200 is parallel to the seat surface of the cushion cover 310, that is, the α angle between the slide rail 200 and the seat surface of the cushion cover 310 is 0 ℃, and at this time, the core 100, that is, the reclining member, moves on a plane, in other embodiments of the present invention, there may be a certain angle between the slide rail 200 and the seat surface of the cushion cover 310, that is, the heights of the two fixing members 210 in fig. 1 may be different, and at this time, the reclining member moves on the slide rail 200 and the distance between the reclining member and the seat surface of the cushion cover 310 is different, so that the multi-seat chair of the present invention can satisfy users with different heights or users with different back portions to be leaned on, and preferably, the α angle between the slide rail 200 and the seat surface of the cushion cover 310 is between 0 ℃ and 50 ℃.

In summary, the present invention provides a multi-seat chair with a movable backrest, comprising: the seat body comprises a cushion sleeve body and a supporting component for supporting the cushion sleeve body; the sliding rail assembly comprises a sliding rail and a fixing piece for connecting the sliding rail with the seat main body; the backrest comprises a core and a leaning piece connected with the core, and the position of the leaning piece is changed by the core sliding along the sliding rail. The multi-seat chair of the invention is provided with a backrest which can slide stably and smoothly along the slide rail,

the multi-seat chair is provided with the backrest which can stably and smoothly slide along the slide rail, a user can adjust the position of the backrest as required, the comfort of the user is improved, and the multi-seat chair has the advantages of simplicity in operation, wider applicable crowds and the like.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. A plurality of units or means recited in the apparatus claims may also be implemented by one unit or means in software or hardware. It is to be understood that terms like "lower" or "upper", "downward" or "upward" are used to describe features of the exemplary embodiments with reference to the positions of the features shown in the drawings, merely to facilitate description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the invention; the terms first, second, etc. are used to denote names, but not any particular order.

Claims

1. A multi-seat chair with a movable backrest, comprising:

2. A multi-seat chair with a movable backrest as claimed in claim 1, wherein: the core comprises at least one support and a sliding part;

3. A multi-seat chair with a movable backrest as claimed in claim 2, wherein: the sliding part is a strip-shaped rail, the supporting part is connected with the sliding groove of the strip-shaped rail in a sliding mode through a roller, and the sliding groove for accommodating the roller is formed in one side, facing the sliding part, of the strip-shaped rail.

4. A multi-seat chair with a movable backrest as claimed in claim 3, wherein: and two ends of the sliding chute are respectively provided with a limiting baffle which stretches across between two side walls of the sliding chute.

5. A multi-seat chair with a movable backrest as claimed in claim 2, wherein: the slide rail is a circular tube rail.

6. A multi-seat chair with a movable backrest as claimed in claim 5, wherein: the core further includes a reinforcing rib and at least one connecting piece connecting the reinforcing rib to the slider.

7. A multi-seat chair with a movable backrest as claimed in claim 5, wherein: the core body further comprises bearings located at two ends of the sliding part, and the bearings are sleeved on the sliding rail and can slide along the sliding rail.

8. A multi-seat chair with a movable backrest as claimed in claim 1, wherein: the length of the cushion sleeve body in the first direction is greater than the length in the second direction, the first direction is perpendicular to the second direction, and the sliding rail extends in the first direction.

9. The multi-seat chair with the movable backrest as claimed in claim 1, wherein the sliding rail and the seat surface of the cushion cover form an angle of α degrees, wherein the temperature is 0 ℃ to α ℃ to 50 ℃.

10. The chair with the movable backrest as claimed in claim 1, wherein the seat surface of the cushion cover and the leaning surface of the leaning piece form an angle of β degrees, wherein the angle is 90 ℃ to β ℃ to 135 ℃.