阅读说明：本技术 一种具有流线型叶状体支撑椅背的舒适座椅 (Comfortable seat with streamlined lobate support back of chair ) 是由 管伟东 于 2019-10-24 设计创作，主要内容包括：本发明公开了一种具有流线型叶状体支撑椅背的舒适座椅,包括流线型靠背骨架以及多个可转动地安装于骨架两侧的呈叶状体的靠背来对人体背部进行支撑,叶状体靠背的材料可选择具有良好的弹性或柔性功能的材料制成,该结构具有类似植物叶状全维度支撑功能,能将来自背部的压力均匀的分摊扩散,久坐不易感到疲劳,显著提高了座椅的舒适度。(The invention discloses a comfortable seat with a streamline lobate support chair back, which comprises a streamline backrest framework and a plurality of lobate backrests which are rotatably arranged on two sides of the framework and used for supporting the back of a human body, wherein the lobate backrests are made of materials with good elasticity or flexibility.)

1. A comfortable seat having a streamlined lenticular support back, characterized in that: including seat body (1) and locate streamlined back skeleton (2) on seat body (1), streamlined back skeleton (2) both sides are rotated and are installed a plurality of lobate bodies back (3) be equipped with flexible pad (4) that extend along both sides lobate body back (3) on streamlined back skeleton (2).

2. A comfort seat having a streamlined leaflet supporting the back of the chair as set forth in claim 1, wherein: the frond backrest (3) is composed of a first extension part (31), an enlarged part (32) and a second extension part (33) which are connected in sequence, and the cross-sectional areas of the first extension part (31) and the second extension part (33) are reduced along with the increase of the distance between the first extension part and the enlarged part (32).

3. A comfort seat having a streamlined leaflet supporting the back of the chair as set forth in claim 1, wherein: and supporting bodies (5) which are used for being abutted against the blade-shaped body backrest (3) when the blade-shaped body backrest (3) is turned over are further arranged on two sides of the streamline-shaped backrest framework (2), and abutting surfaces (51) which are matched with the back slope of the blade-shaped body backrest (3) are arranged on the supporting bodies (5).

4. A comfort seat having a streamlined leaflet supporting the back of the chair according to claim 3, wherein: the streamline backrest is characterized in that a fixing plate (6) is further arranged on the streamline backrest framework (2), a convex block (61) is arranged on the fixing plate (6), and one end of the supporting body (5) is rotatably connected with the convex block (61).

5. A comfort seat having a streamlined leaflet supporting the back of the chair according to claim 4, wherein: the fixing plate (6) is also provided with a vertical cylinder (62) which is used for being abutted against one end of the supporting body (5) when the end rotates around the convex block (61).

6. A comfort seat having a streamlined leaflet supporting the back of the chair according to claim 5, wherein: and a telescopic spring (7) is arranged in the vertical cylinder (62) along the axial direction of the vertical cylinder.

7. A comfort seat having a streamlined leaflet supporting the back of the chair as set forth in claim 1, wherein: the table and chair comprises a table and chair body (1) and is characterized by further comprising a base (8) connected with the table and chair body (1), and universal wheels (9) are mounted on the base (8).

8. A comfort seat having a streamlined leaflet supporting the back of the chair as set forth in claim 1, wherein: a whale tail-shaped head frame (21) is arranged at one end of the streamline backrest framework (2), and a headrest can be sleeved on the whale tail-shaped head frame (21).

Technical Field

The invention relates to the technical field of seats, in particular to a comfortable seat with a streamlined lobate support chair back.

Background

The chair in the existing market mainly adopts a sponge chair back or a plastic frame grid cloth chair back, the chair back structure is fixed, the back of a human body is fixedly supported, and people are easy to fatigue after sitting for a long time, difficult to move and poor in comfort.

Disclosure of Invention

The invention aims to provide a comfortable seat with a streamlined lobate supporting seat back, which is provided with a streamlined backrest framework and a plurality of lobate backrest rotatably arranged on two sides of the framework to support the back of a human body.

The technical scheme for solving the problems is as follows: the utility model provides a comfortable seat with back of chair is supported to streamlined lobate body, includes the seat body and locates streamlined back skeleton on the seat body, a plurality of lobate body backs are installed in the rotation of streamlined back skeleton both sides be equipped with the flexible pad that extends along both sides lobate body back on the streamlined back skeleton.

Preferably, the frond back comprises a first extension part, an enlarged part and a second extension part which are connected in sequence, and the cross-sectional area of the first extension part and the cross-sectional area of the second extension part are reduced along with the increase of the distance between the first extension part and the enlarged part.

Preferably, the two sides of the streamline backrest framework are also provided with supporting bodies for abutting against the frond backrest when the frond backrest is overturned, and the supporting bodies are provided with abutting surfaces matched with the slopes of the back surface of the frond backrest.

Preferably, the streamline backrest framework is further provided with a fixing plate, the fixing plate is provided with a convex block, and one end of the supporting body is rotatably connected with the convex block.

Preferably, the fixing plate is further provided with a straight cylinder which abuts against one end of the support body when the end of the support body rotates around the projection.

Preferably, a telescopic spring is arranged in the straight cylinder along the axial direction of the straight cylinder.

Preferably, the table and chair further comprises a base connected with the table and chair body, and universal wheels are mounted on the base.

Preferably, a whale tail-shaped head frame is arranged at one end of the streamline backrest framework, and a headrest can be sleeved on the whale tail-shaped head frame.

The invention has the beneficial effects that: the comfortable seat with the streamline lobate supporting seat back comprises a streamline backrest framework and a plurality of lobate backrest rotatably installed on two sides of the framework, wherein the backs are used for supporting the back of a human body, the material of the lobate backrest can be made of a material with good elasticity or flexibility, the structure has a plant-leaf-like full-dimensional supporting function, the pressure from the back can be uniformly distributed and diffused, the fatigue is not easy to feel after long-time sitting, the comfort level of the seat is remarkably improved, meanwhile, the lobate backrest can also rotate around one end of the streamline backrest framework, when the human body leans against the streamline backrest framework, the lobate backrest can support the back of the human body and can also rotate slightly in a matching manner with the movement of the back of the human body until a satisfactory posture is found, so that the human body has higher comfortable feeling.

The backrest structure of the seat is further designed in an optimized and innovative manner (namely a streamline backrest framework) by combining fashion and comfort according to an ergonomic principle and applying computer three-dimension and the like, and cultural elements, artistic elements, aesthetic elements and natural elements (namely a lobate backrest and a whale tail-shaped head frame) are integrated into the whole process of design and innovation, so that the seat not only reflects modern trend, but also has strong precipitation of classical culture, and presents elegant and noble quality.

Drawings

FIG. 1 is a block diagram of a comfort seat having a streamlined leaflet supporting a seat back of the present invention.

Fig. 2 is a structural view of a streamlined backrest skeleton according to an embodiment of the present invention.

Fig. 3 is a structural view of the rotating connection between the frond back and the streamlined back frame according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a fixing plate and a supporting body according to an embodiment of the invention.

In the figure:

1-a seat body; 2-a streamlined backrest skeleton; 21-whale tail head frame; 3-lobar backrest; 31-a first extension; 32-an enlarged portion; 33-a second extension; 4-a flexible mat; 5-a support; 51-an abutment surface; 6, fixing a plate; 61-a bump; 62-vertical cylinder; 7-a telescopic spring; 8-a base; 9-universal wheels; 10-a rotating shaft; 11-mounting groove.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following will describe the specific embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and it is obvious to a person skilled in the art that other drawings and other embodiments can be obtained from these drawings without inventive effort, and the invention is not limited to this example.

Please refer to fig. 1 to 4. The comfortable seat with the streamlined lenticular support seat back comprises a seat body 1 and a streamlined back rest framework 2 arranged on the seat body 1, wherein a plurality of lenticular backrests 3 are rotatably arranged on two sides of the streamlined back rest framework 2, and flexible pads 4 extending along the lenticular backrests 3 on the two sides are arranged on the streamlined back rest framework 2.

The flexible cushion 4 can be made of any commodity on sale or materials in the prior art, is similar to a leather sofa cushion, can be made of air bags and the like, can play a buffering role between the back and the backrest of a human body (avoiding the direct contact between the back and the backrest), can be lighter or softer, and can make people feel comfortable when contacting with the back, the flexible cushion 4 is arranged on the streamline backrest framework 2, completely covers the streamline backrest framework 2, extends to the frond backrests 3 on two sides, and can partially or completely cover the frond backrests 3. The lenticular backrest 3 is rotatably installed on the streamlined backrest frame 2, and a specific embodiment may be that the streamlined backrest frame 2 is provided with an installation groove 11, a rotation shaft 10 is arranged in the installation groove 11, and the rotation shaft 10 is rotatably connected with one end of the lenticular backrest 3, it should be noted that the angle at which the lenticular backrest 3 can rotate around the rotation shaft 10 is within a certain range, and the rotation angle cannot exceed 90 degrees.

Supplementary explanation, above-mentioned streamlined back skeleton 2 means, back skeleton is streamlined from the side view, is equipped with two or more cambered surfaces on the skeleton promptly, accords with human engineering principle, can be better laminating human back when using, has high comfort level and sight, and during the concrete implementation, the production process can be realized through computer three-dimensional modeling. The frond backrest 3 is in a frond shape, can be made of a material with good elasticity or flexibility, has a plant frond full-dimensional supporting function, can well and uniformly distribute and diffuse pressure from the back, is not easy to feel fatigue after long-time sitting, and obviously improves the comfort level of the seat.

Please refer to fig. 4 again. In specific implementation, the lenticular backrest 3 in this embodiment may be composed of a first extending portion 31, an expanding portion 32 and a second extending portion 33, which are connected in sequence, and the cross-sectional areas of the first extending portion 31 and the second extending portion 33 decrease with increasing distance from the expanding portion 32, so as to enable the lenticular backrest 3 to be rotatably connected with the streamlined backrest frame 2 through the end portion of the first extending portion 31, and the cross-sectional area of the first extending portion 31 gradually increases with distance from the streamlined backrest frame 2, that is, the cross-sectional area of one end connected with the streamlined backrest frame 2 is smaller, and the connecting end does not protrude relatively to cause discomfort when the back of a human body leans on the streamlined backrest frame 2. The enlarged portion 33 is a middle body, which connects the two extending portions and functions as a turning transition when the two extending portions are extended, and the maximum cross-sectional area of the blade backrest 3 is located at the enlarged portion 33.

Please refer to fig. 4 again. In this embodiment, the support bodies 5 for abutting against the leaf-shaped backrest 3 when the leaf-shaped backrest 3 is turned over may be provided on both sides of the streamlined backrest frame 2, and the abutment surfaces 51 for engaging with the slopes of the back surface of the leaf-shaped backrest 3 may be provided on the support bodies 5, so that the leaf-shaped backrest 3 may rotate at a certain angle, and the support bodies 5 may abut against the back surface of the support body backrest 3 on both sides of the streamlined backrest frame 2 to stop the rotation thereof, and at this time, the support bodies 5 are fixed to the streamlined backrest frame 2 and cannot move.

Please refer to fig. 4 again. In a specific implementation, in this example, the streamlined back frame 2 may further be provided with a fixing plate 6, the fixing plate 6 is provided with a protrusion 61, and one end of the supporting body 5 is rotatably connected to the protrusion 61, so that the supporting body 5 is not fixedly provided on the streamlined back frame 2, but one end of the supporting body is rotatably connected to the protrusion 61 of the fixing plate 6 on the streamlined back frame 2, that is, the moving range of the supporting body 5 is increased, and even if the rotatable range of the frond back 3 is increased, the functionality is stronger.

Please refer to fig. 4 again. In this embodiment, the fixing plate 6 may further include a vertical tube 62 for abutting against the one end of the support body 5 when the one end rotates around the projection 61; the telescopic spring 7 can be installed in the vertical cylinder 62 along the axial direction of the vertical cylinder, so that the supporting body 5 can rotate to a certain extent, and in order to limit the rotation of the supporting body 5, namely the rotation range of the frond back 3, a better embodiment is that the vertical cylinder 62 is simultaneously arranged on the fixing plate 6, and the rotation angle of the supporting body 5 is limited by setting the height of the vertical cylinder 62 to be abutted against the back surface of the supporting body 5.

In order to optimize the above scheme, a better embodiment is that an extension spring 7 is arranged in the vertical tube 62, the extension spring 7 can be used for being compressed to generate elastic force to stop the support body 5 from rotating, specifically, when the frond back 3 is extruded by the back of a human body and overturns towards the rear side, the support body 5 is abutted against the back of the frond back 3, and then when the frond back 3 is driven to rotate backwards, the extension spring 7 is compressed to generate elastic force to stop the support body 5 from further rotating, and the movement of the support body 5 is facilitated to return to the initial position.

It should be understood that, at moderate or low compression forces, the extension spring 7 is fully capable of generating a spring force under the compressed body to stop the rotation of the support body 5; when the degree of extrusion is particularly high (for people with heavy weight), i.e. when the extension spring 7 is compressed to the limit, and the extension spring 7 does not play enough role to stop the rotation of the support body 5, the rotation of the support body 5 can be stopped by the vertical tube 62, i.e. the position of the maximum height of the vertical tube 62, and accordingly the limit of the rotation of the support body 5 or the frond backrest 3

In this embodiment, the chair may further include a base 8 connected to the table and chair body 1, and the universal wheels 9 are mounted on the base 8, so that the advantage of this embodiment is that the universal wheels 9 may be arranged so that the chair may move.

Please refer to fig. 1 and fig. 2. In this example, the one end of the streamline back frame 2 can be provided with a whale tail-shaped head frame 21, the whale tail-shaped head frame 21 can be sleeved with a head pillow (not shown in the figure), so that the head and the neck are very important to relax, the whale tail-shaped head frame 21 can be arranged on the streamline back frame 2 and used for supporting the head and the neck of a human body, the head pillow can be arranged on the head frame to be in contact with the neck, the head frame is in a whale tail shape and can be matched with the streamline back frame 2, and the streamline back frame has better three-dimensional aesthetic feeling, better practical effect and convenience in popularization and use.

Specific embodiments of the present invention have been described above in detail. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by logical analysis, reasoning or limited experiments in the prior art after the present inventive concept have been conceived by those skilled in the art should be within the scope of protection defined by the present claims.