CN213188833U

CN213188833U - Backrest chair according with human body function

Info

Publication number: CN213188833U
Application number: CN202021259831.8U
Authority: CN
Inventors: 颜秀娥
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-05-14
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a backrest chair according with human function, relating to the technical field of furniture. The backrest chair conforming to human body function comprises a seat plate, wherein a sliding sleeve is fixedly connected to the bottom of the seat plate, a sliding rod is embedded into the inner surface wall of the sliding sleeve in a sliding mode, a fixing frame is fixedly connected between the inner walls of the two sides of the sliding rod, and a shaft sleeve is sleeved on the outer surface of the fixing frame in a rotating mode. This back chair that accords with human functional study, rotate through the back of the chair with the landing leg and be connected, movable armrest rotates with the back of the chair to be connected, a plurality of draw-in grooves have been seted up in the spout, the draw-in groove carries out the block with the second fixture block and is connected, can reach and adjust back of the chair angle through movable armrest, and accord with human functional study's principle, in order to reach the effect of adjusting back chair back angle, can fix the slide bar through the sliding sleeve, the slide bar is fixed the backing plate, the backing plate can support shank and the foot of people, can reach the effect that the user can fully have a rest when using.

Description

Backrest chair according with human body function

Technical Field

The utility model relates to the technical field of furniture, in particular to a backrest chair which accords with human body function.

Background

The chair is a daily-life furniture, a seat with a backrest and armrests. Modern chairs pursue beauty and fashion, some chairs are not only seats but also more technologies, so that people are more convenient, and the backrest chairs are generated in the south-north direction and are more commonly used in the future of the Tang Dynasty. The chair surface is generally square, and is provided with a backrest and an arch-shaped head. The use of back chairs is also very widespread in life, and the back of such chairs is of different forms, known as "one-monument" chairs. The chair has strong practicability and can be found in all rooms, the main function of the chair is to facilitate people to have a rest, the comfort level of the chair is the main standard for measuring the quality of the chair, the chair can be designed and manufactured according to human functional science during production at present, however, the backrest of the existing backrest chair can not be adjusted in angle, the chair can not be changed according to different requirements of different people during use, the chair is not in accordance with the principle of the human functional science, the people can not feel comfortable enough when taking the chair, and the existing backrest chair can not support shanks and feet, so that people can not have sufficient rest when sitting on the chair.

SUMMERY OF THE UTILITY MODEL

The utility model provides a backrest chair which accords with human body function, can adjust the angle of the backrest and can support crus and feet.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a backrest chair conforming to human body function comprises a seat board, wherein the bottom of the seat board is fixedly connected with a sliding sleeve, the inner surface wall of the sliding sleeve is embedded with a sliding rod in a sliding manner, a fixed frame is fixedly connected between the inner walls of the two sides of the sliding rod, the outer surface of the fixed frame is sleeved with a shaft sleeve in a rotating manner, the outer surface of one side of the shaft sleeve is fixedly connected with a base plate, four corners of the seat board are respectively and fixedly connected with supporting legs, the tops of the four supporting legs are fixedly connected with fixed handrails, the tops of the fixed handrails are fixedly connected with fixed rods, the tops of the fixed rods are fixedly connected with limit blocks, the tops of the limit blocks are fixedly connected with a second fixture block, the tops of the two supporting legs close to the rear side of the seat board are rotatably, two the spout has all been seted up at the top of slide, two a plurality of draw-in grooves have been seted up to the equal equidistance in top of spout.

In order to prevent the sliding rod from sliding out of the sliding sleeve, the utility model relates to a backrest chair which accords with human body function is preferable, the slide rod is kept away from the limited slider of one end fixed connection of mount.

In order to connect the fixed armrest and the movable armrest, the backrest chair according with human body function of the utility model is optimized, and the second clamping block is matched with the clamping groove.

In order to fix the spring, as the utility model relates to a backrest chair that accords with human body function is preferred, the fixed slot has been seted up to the one end of slide bar.

In order to fix the first clamping block, as the utility model relates to a backrest chair that accords with human function is preferred, the inside top surface fixedly connected with spring of fixed slot.

In order to fix the slide bar, as the utility model relates to a backrest chair that accords with human function is preferred, the first fixture block of bottom fixedly connected with of spring, and the bottom of first fixture block slides and extends to the outside of slide bar.

The utility model provides a backrest chair which accords with human body function. The method has the following beneficial effects:

(1) this back chair that accords with human functional study rotates with the landing leg through the back of the chair to be connected, and movable armrest rotates with the back of the chair to be connected, has seted up a plurality of draw-in grooves in the spout, and the draw-in groove carries out the block with the second fixture block to be connected, can reach and adjust the back of the chair angle through movable armrest, and accord with human functional study's principle to reach the effect of adjusting back chair back angle.

(2) This back chair that accords with human function can fix the slide bar through the sliding sleeve, and the slide bar is fixed the backing plate, and the backing plate can support people's shank and foot, can reach the effect that the user can fully have a rest when using.

Drawings

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

fig. 2 is a side view of the present invention;

FIG. 3 is a side view of the slide bar of the present invention;

FIG. 4 is a schematic structural view of the present invention;

fig. 5 is a top view of the slide bar of the present invention.

In the figure: 1. a seat plate; 2. a support leg; 3. a sliding sleeve; 4. a slide bar; 5. a limiting slide block; 6. a fixed mount; 7. A shaft sleeve; 8. a base plate; 9. fixing grooves; 10. a spring; 11. a first clamping block; 12. fixing the handrail; 13. Fixing the rod; 14. a limiting block; 15. a second fixture block; 16. a movable armrest; 17. a slideway; 18. a chute; 19. a card slot; 20. a chair back.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a backrest chair conforming to human body function comprises a seat board 1, wherein the bottom of the seat board 1 is fixedly connected with a sliding sleeve 3, the inner surface wall of the sliding sleeve 3 is embedded with a sliding rod 4 in a sliding way, a fixing frame 6 is fixedly connected between the inner walls of the two sides of the sliding rod 4, the outer surface of the fixing frame 6 is rotatably sleeved with a shaft sleeve 7, the outer surface of one side of the shaft sleeve 7 is fixedly connected with a backing plate 8, four corners of the seat board 1 are fixedly connected with supporting legs 2, the tops of the four supporting legs 2 are fixedly connected with fixed armrests 12, the tops of the fixed armrests 12 are fixedly connected with a fixed rod 13, the tops of the fixed rod 13 are fixedly connected with limit blocks 14, the tops of the limit blocks 14 are fixedly connected with second fixture blocks 15, the tops of the two supporting legs 2 close to the rear side of the seat board, the top of two slides 17 has all seted up spout 18, and the top equidistance of two spouts 18 has seted up a plurality of draw-in grooves 19.

In this embodiment: the seat board 1 can be taken when the backrest chair is used, the sliding sleeve 3 can be fixed, the sliding sleeve 3 can fix the sliding rod 4, the sliding rod 4 can slide in the sliding sleeve 3, the sliding rod 4 can drive the cushion plate 8 to horizontally move in the sliding sleeve 3, the cushion plate 8 can be drawn out or stored as required, the fixing frame 6 can fix the shaft sleeve 7, the shaft sleeve 7 can drive the cushion plate 8 to rotate on the fixing frame 6, the cushion plate 8 can support the shanks and the feet of a user as required, the supporting legs 2 can support the seat board 1, the fixed armrests 12 can fix the fixed rods 13, the fixed rods 13 can fix the limit blocks 14, the limit blocks 14 can fix the second clamping blocks 15, the backrest 20 can support the back of the user, the movable armrests 16 can adjust the angle of the backrest 20 through the connection with the fixed armrests 12, the slide way 17 can fix the fixed rod 13, the slide groove 18 can fix the limit block 14, and the clamping groove 19 can be used for clamping and connecting the second clamping block 15, so that the movable handrail 16 is clamped and connected with the fixed handrail 12.

Specifically, one end of the sliding rod 4 far away from the fixed frame 6 is fixedly connected with a limited sliding block 5.

In this embodiment: the limiting slide block 5 can limit the slide rod 4 and prevent the slide rod 4 from sliding out of the slide sleeve 3.

Specifically, the second latch 15 is matched with the latch slot 19.

In this embodiment: the fixed armrest 12 and the movable armrest 16 may be snap-fit connected.

Specifically, one end of the sliding rod 4, which is far away from the fixed frame 6, is provided with a fixed groove 9.

In this embodiment: the fixing groove 9 may fix the spring 10.

Specifically, a spring 10 is fixedly connected to the inner top surface of the fixing groove 9.

In this embodiment: the spring 10 may support the first latch 11.

Specifically, the bottom end of the spring 10 is fixedly connected with a first block 11, and the bottom end of the first block 11 slidably extends to the outside of the sliding rod 4.

In this embodiment: the first block 11 can fix the sliding rod 4 to prevent the sliding rod 4 from sliding in the sliding sleeve 3 during use.

When the angle adjusting device is used, a user can directly sit on the seat board 1 to lean the back against the chair back 20, when the angle of the chair back 20 needs to be adjusted, the user can hold the movable armrest 16 by two hands at the same time, then pull the movable armrest 16 upwards to enable the second clamping block 15 not to be clamped with the clamping groove 19, then pull the movable armrest 16 forwards and backwards to adjust the angle of the chair back 20, after the angle is adjusted to a proper angle, press the movable armrest 16 downwards to enable the second clamping block 15 to be clamped with the clamping groove 19 again, the angle of the chair back 20 is fixed, namely the adjustment is completed, when the cushion plate 8 needs to be used for supporting shanks and feet, the user can pull the slide rod 4 by hand to enable the first clamping block 11 to be located on the other side of the slide sleeve 3 to fix the slide rod 4, then rotate the cushion plate 8 to enable the cushion plate 8 to rotate to be above the fixing frame 6, and the bottom surface of the, by fixing the pad 8, the lower leg or foot can be placed on the pad 8 for rest.

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. A chair according to human body function comprises a seat board (1), and is characterized in that: the bottom of the seat board (1) is fixedly connected with a sliding sleeve (3), the inner surface wall of the sliding sleeve (3) is slidably embedded with a sliding rod (4), a fixing frame (6) is fixedly connected between the inner walls of two sides of the sliding rod (4), the outer surface of the fixing frame (6) is rotatably sleeved with a shaft sleeve (7), the outer surface of one side of the shaft sleeve (7) is fixedly connected with a base plate (8), four corners of the seat board (1) are fixedly connected with supporting legs (2), the tops of the four supporting legs (2) are fixedly connected with fixed handrails (12), the tops of the fixed handrails (12) are fixedly connected with a fixed rod (13), the tops of the fixed rod (13) are fixedly connected with a limiting block (14), the tops of the limiting blocks (14) are fixedly connected with second clamping blocks (15), and the tops of the two supporting legs (2) close to the, the both sides surface of the back of the chair (20) all rotates and is connected with activity handrail (16), two slide (17) have all been seted up to the bottom of activity handrail (16), two spout (18) have all been seted up at the top of slide (17), two a plurality of draw-in grooves (19) have been seted up to the equal equidistance in top of spout (18).

2. An ergonomic chair according to claim 1, characterized in that: one end of the sliding rod (4) far away from the fixed frame (6) is fixedly connected with a limited sliding block (5).

3. An ergonomic chair according to claim 2, characterized in that: the second clamping block (15) is matched with the clamping groove (19).

4. An ergonomic chair according to claim 3, characterized in that: and one end of the sliding rod (4) far away from the fixed frame (6) is provided with a fixed groove (9).

5. An ergonomic chair according to claim 4, characterized in that: and the top surface inside the fixing groove (9) is fixedly connected with a spring (10).

6. An ergonomic back rest chair according to claim 5, wherein: the bottom end of the spring (10) is fixedly connected with a first clamping block (11), and the bottom end of the first clamping block (11) extends to the outside of the sliding rod (4) in a sliding mode.