CN211559452U

CN211559452U - Novel chair

Info

Publication number: CN211559452U
Application number: CN202020256593.9U
Authority: CN
Inventors: 赵大伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-09-25
Anticipated expiration: 2030-03-04

Abstract

The utility model discloses a novel chair, including bottom plate, back board, landing leg, the back board sets up in bottom plate one side, the number of landing leg is four, the roof of back board is rotated through rotating the supporting seat and is equipped with the headrest board, be fixed with the headrest on the roof of headrest board, the headrest is the U-shaped pillow. But this scheme sets up angle regulation's back cushion through each structure setting at the rear side of chair back board, and its angular adjustment's operation process is simple convenient, and is efficient, through setting up the headrest, the comfort level of increase chair when using that can be great is fit for the use more.

Description

Novel chair

Technical Field

The utility model relates to a chair technical field especially relates to a novel chair.

Background

The chair is a daily-life furniture, a seat with a backrest and armrests. Modern chairs pursue beauty and fashion, and some chairs are not seats alone and are endowed with more technologies, so that the chairs are more convenient for human beings.

The prior art chairs generally have the following disadvantages when in use: the top of the chair backrest plate is lack of a headrest for supporting the head and the neck, and the head of a user is lack of supporting force when the user leans backwards, so that the chair backrest plate is not suitable for the user to have a rest after sitting for a long time, the comfort level is poor, and the existing chair needs to be improved aiming at the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel chair.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel chair, includes bottom plate, back board, landing leg, the back board sets up in bottom plate one side, the number of landing leg is four, the roof of back board is equipped with the headrest board through rotating the supporting seat rotation, be fixed with the headrest on the roof of headrest board, the headrest is the U-shaped pillow.

Further, the headrest plate rotates with two through the pivot and rotates the supporting seat to be connected, the backboard is close to the top and is fixed with the rotation seat in the one side of keeping away from the bottom plate, the backboard rotates through rotating the seat and is equipped with the support picture peg, be fixed with a plurality of picture peg boards on the diapire of headrest plate, the top and the picture peg board of support picture peg are mutually supported.

Furthermore, the headrest plate is rotatably connected with two rotating supporting seats through a circular tube, rotating slots matched with the end parts of the circular tube are formed in opposite sides of the two rotating supporting seats, an internal gear is fixed on the inner wall of the circular tube and is meshed with an external gear tube, a first square rod is fixed at one end of the external gear tube, one end, far away from the external gear tube, of the first square rod penetrates through the outer side of the rotating supporting seats and is provided with a button plate, a square rod cavity is formed in one end, close to the external gear tube, of the first square rod, a third square rod is inserted in the square rod cavity in a sliding manner, a limiting ring is fixed at one end, far away from the first square rod, of the third square rod, a second square rod is fixed at one side, far away from the third square rod, of the second square rod, one end, far away from the limiting ring, of the second square rod is fixed with the rotating supporting seats, and a reset spring is, and two ends of the reset spring are respectively fixed with the outer gear tube and the limiting ring.

Compared with the prior art, the beneficial effects of the utility model reside in that:

but this scheme sets up angle regulation's back cushion through each structure setting at the rear side of chair back board, and its angular adjustment's operation process is simple convenient, and is efficient, through setting up the headrest, the comfort level of increase chair when using that can be great is fit for the use more.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic structural view of a first embodiment of a novel chair according to the present invention;

fig. 2 is a schematic structural view of a first embodiment of a novel chair according to the present invention;

FIG. 3 is a schematic view of the connection between the headrest plate and the rotary support seat according to the second embodiment;

fig. 4 is an enlarged view of a portion a of fig. 3.

In the figure: the back plate comprises a base plate 1, a back plate 2, supporting legs 3, a pillow plate 4, a pillow 5, a rotation supporting seat 6, a rotation supporting seat 7, a support inserted bar 8, an inserted hole plate 9, a circular tube 10, a first square bar 11, a second square bar 12, a button plate 13, an external gear tube 14, an internal gear tube 15, a third square bar 16, a square bar cavity 17, a limiting ring 18 and a return spring 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1, a novel chair comprises a bottom plate 1, a backrest plate 2 and four support legs 3, wherein the backrest plate 2 is arranged on one side of the bottom plate 1, the number of the support legs 3 is four, a headrest plate 4 is rotatably arranged on the top wall of the backrest plate 2 through a rotating support seat 6, a headrest 5 is fixed on the top wall of the headrest plate 4, and the headrest 5 is a U-shaped pillow.

Further, the headrest plate 4 is rotatably connected with the two rotary supporting seats 6 through a rotating shaft, the back support plate 2 is fixed with a rotary seat 7 on one side close to the top end and far away from the bottom plate 1, the back support plate 2 is rotatably provided with a supporting insertion plate 8 through the rotary seat 7, a plurality of insertion plates 9 are fixed on the bottom wall of the headrest plate 4, and the top ends of the supporting insertion plates 8 are matched with the insertion plates 9.

The headrest plate 4 rotates with the rotary supporting seat 6 through a rotating shaft, so that the angle adjustment on the upper part of the backrest plate 2 is realized, and the adjusted supporting and fixing are realized through the supporting inserting plate 8 and the inserting plate 9.

Example two

Referring to fig. 2, 3 and 4, a novel chair comprises a bottom plate 1, a backrest plate 2 and four support legs 3, wherein the backrest plate 2 is arranged on one side of the bottom plate 1, the number of the support legs 3 is four, a headrest plate 4 is rotatably arranged on the top wall of the backrest plate 2 through a rotating support seat 6, a headrest 5 is fixed on the top wall of the headrest plate 4, and the headrest 5 is a U-shaped headrest.

Furthermore, the headrest plate 4 is rotatably connected with two rotary supporting seats 6 through a circular tube 10, opposite sides of the two rotary supporting seats 6 are respectively provided with a rotary slot matched with the end part of the circular tube 10, an inner gear 15 is fixed on the inner wall of the circular tube 10, the inner gear 15 is meshed with an outer gear tube 14, one end of the outer gear tube 14 is fixed with a first square rod 11, one end of the first square rod 11 far away from the outer gear tube 14 penetrates to the outer side of the rotary supporting seat 6 and is provided with a button plate 13, one end of the first square rod 11 close to the outer gear tube 14 is provided with a square rod cavity 17, a third square rod 16 is slidably inserted in the square rod cavity 17, one end of the third square rod 16 far away from the first square rod 11 is fixed with a limiting ring 18, one side of the limiting ring 18 far away from the third square rod 16 is fixed with a second square rod 12, one end of the second square rod 12 far away from the limiting ring 18 is fixed with the rotary supporting seat 6, a reset spring 19, two ends of the return spring 19 are respectively fixed with the outer gear tube 14 and the limit ring 18.

The headrest plate 4 is rotationally connected with the two rotary supporting seats 6 through a circular tube 10, when the angle of the headrest plate 4 is adjusted, the button plate 13 is firstly pressed, thereby pushing the first shaft 11 and the outer gear tube 14, the outer gear tube 14 is gradually separated from the inner gear tube 15, and when the outer gear tube 14 moves, the return spring 19 can be caused to be compressed and, when the outer gear tube 14 is separated from the inner gear tube 15, the headrest plate 4 can rotate with the two rotary supporting seats 6 through the circular tube 10, the angle adjustment of the headrest plate 4 is realized, after the angle adjustment, the button plate 13 is loosened, the external gear tube 14 is urged to return to the inside of the internal gear tube 15 again by the elastic force of the return spring 19, at which time the external gear tube 14 and the internal gear tube 15 are engaged with each other, thereby carry on spacingly to pipe 10, headrest plate 4 can't realize rotating through pipe 10 and two rotation supporting seats 6 this moment, reach fixed effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel chair, includes bottom plate (1), back board (2), landing leg (3), its characterized in that, back board (2) set up in bottom plate (1) one side, the number of landing leg (3) is four, the roof of back board (2) is rotated through rotating supporting seat (6) and is equipped with headrest board (4), be fixed with headrest (5) on the roof of headrest board (4), headrest (5) are the U-shaped pillow.

2. The novel chair according to claim 1, wherein the headrest plate (4) is rotatably connected with two rotary supporting seats (6) through a rotating shaft, one side of the backboard (2) close to the top end and far away from the bottom plate (1) is fixedly provided with a rotating seat (7), the backboard (2) is rotatably provided with a supporting inserting plate (8) through the rotating seat (7), a plurality of inserting plates (9) are fixedly arranged on the bottom wall of the headrest plate (4), and the top ends of the supporting inserting plates (8) are matched with the inserting plates (9).

3. The novel chair according to claim 1, wherein the headrest plate (4) is rotatably connected with the two rotary supporting seats (6) through a circular tube (10), the opposite sides of the two rotary supporting seats (6) are respectively provided with a rotary slot matched with the end of the circular tube (10), an inner gear (15) is fixed on the inner wall of the circular tube (10), the inner gear (15) is engaged with an outer gear tube (14), one end of the outer gear tube (14) is fixed with a first square rod (11), one end of the first square rod (11) far away from the outer gear tube (14) penetrates through the outer side of the rotary supporting seats (6) and is provided with a button plate (13), one end of the first square rod (11) close to the outer gear tube (14) is provided with a square rod cavity (17), and a third square rod (16) is slidably inserted in the square rod cavity (17), one end of the third square rod (16) far away from the first square rod (11) is fixed with a limiting ring (18), one side of the limiting ring (18) far away from the third square rod (16) is fixed with a second square rod (12), one end of the second square rod (12) far away from the limiting ring (18) is fixed with the rotating support seat (6), a reset spring (19) is arranged on the side wall of the third square rod (16) in a winding mode, and two ends of the reset spring (19) are fixed with the outer gear tube (14) and the limiting ring (18) respectively.