CN216569171U - Sofa cushion and backrest structure designed based on human engineering principle - Google Patents

Abstract

The utility model relates to the technical field of sofa cushion and backrest structures, in particular to a sofa cushion and backrest structure designed based on the human engineering principle, which comprises a sofa base, a sofa cushion, armrests and a backrest, wherein the front end surface of the backrest is connected with a back cushion through an adhesive tape, the front end surface of the backrest is provided with two sliding grooves in a penetrating manner, the two sliding grooves are internally provided with sliding blocks in a sliding manner, the front end surface of each sliding block is fixedly connected with a high-elasticity protection pad, the waist and the neck of a human body are protected through arranging the upper high-elasticity protection pad and the lower high-elasticity protection pad, the human body is more in line with the human engineering principle, the use is more comfortable, a user can adjust the heights and the sizes of the two high-elasticity protection pads through a control panel according to the conditions of the waist and the neck of the user, the comfort level can be effectively improved, the human body can adapt to the conditions of the waist and the neck of different people, and the adaptability is wider.

Description

Sofa cushion and backrest structure designed based on human engineering principle

Technical Field

The utility model relates to the technical field of sofa cushion and backrest structures, in particular to a sofa cushion and backrest structure designed based on the human engineering principle.

Background

The sofa is a large amount of consumer goods in furniture products, the quantity is large, the cushion and backrest structures of the sofa in the market at present are more traditional, most production enterprises make manual lofting, all the production enterprises are manual processes, all the production enterprises rely on experience, the ergonomic principle is rarely considered, and the comfort level is rarely considered.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect of insufficient comfort degree in the prior art, and provides a sofa cushion and backrest structure designed based on the human engineering principle.

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

the design is based on sofa cushion and back structure of human engineering principle design, including sofa base, sofa cushion, handrail and back, the cushion is connected through the splicing tape to the preceding terminal surface of back, the preceding terminal surface of back runs through and has seted up two spouts, two the inside of spout all slides and is provided with the slider, the preceding terminal surface fixedly connected with high elasticity protection pad of slider, the outer wall sliding connection cushion and the back of high elasticity protection pad, the rear end face of back rotates through the fixed plate and is provided with the screw rod, the outer wall threaded connection of screw rod has the ejector pad, the preceding terminal surface sliding connection back of ejector pad, the right-hand member face fixed connection slider of ejector pad, the rear end face of back is equipped with the motor, the output shaft of motor passes through gear train transmission connecting screw.

Preferably, the rear end face of the high-elasticity protection pad and the front end face of the backrest are coated with magnetic paint.

Preferably, the rear end face of the sliding block penetrates through a through hole communicated with the inner cavity of the high-elasticity protection pad, the rear end face of the backrest is provided with an air pump, and an air outlet of the air pump is communicated with the through hole through a hose.

Preferably, the front end face of the handrail is embedded with a control panel, and the control panel is in signal connection with the air pump and the motor.

The sofa cushion and backrest structure designed based on the human engineering principle has the beneficial effects that: this sofa cushion and back structure based on design of human engineering principle protects the waist and the neck of human body through two high elasticity protection pads about setting up, more accords with the human engineering principle, uses more comfortablely, and the user can be according to the waist and the neck condition of self and the impression adjusts two high elasticity protection pads's height and size through control panel, can effectively improve the comfort level, can adapt to different people's waist and neck condition, and adaptability is wider.

Drawings

FIG. 1 is a sectional structure diagram of a cushion and backrest structure of a sofa designed based on the principle of human engineering;

FIG. 2 is a schematic front view of the seat cushion and backrest structure of the sofa designed based on the human engineering principle;

fig. 3 is a back structural schematic diagram of a cushion and backrest structure of a sofa designed based on the principle of human engineering.

In the figure: 1. a sofa base; 2. a sofa cushion; 3. a control panel; 4. a handrail; 5. back cushion; 6. a high-elasticity protection pad; 7. a backrest; 8. a chute; 9. a through hole; 10. a slider; 11. an air pump; 12. an adhesive tape; 13. a push block; 14. a screw; 15. a motor; 16. and (7) fixing the plate.

Detailed Description

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

Referring to fig. 1-3, the sofa cushion and backrest structure designed based on the human engineering principle comprises a sofa base 1, a sofa cushion 2, a handrail 4 and a backrest 7, wherein the front end surface of the backrest 7 is connected with a back cushion 5 through an adhesive tape 12, the front end surface of the backrest 7 is provided with two sliding grooves 8 in a penetrating way, the insides of the two sliding grooves 8 are respectively provided with a sliding block 10 in a sliding way, the front end surface of the sliding block 10 is fixedly connected with a high-elasticity protection pad 6, the outer wall of the high-elasticity protection pad 6 is connected with the back cushion 5 and the backrest 7 in a sliding way, the rear end surface of the backrest 7 is rotatably provided with a screw rod 14 through a fixing plate 16, the outer wall of the screw rod 14 is connected with a pushing block 13 in a threaded way, the front end surface of the pushing block 13 is connected with the backrest 7 in a sliding way, the right end surface of the pushing block 13 is fixedly connected with the sliding block 10, the rear end surface of the backrest 7 is provided with a motor 15, the output shaft of the motor 15 is connected with the screw rod 14 through a gear set transmission, the rear end surface of the high-elasticity protection pad 6 and the front end surface of the backrest 7 are both coated with magnetic paint, the rear end face of the sliding block 10 is provided with a through hole 9 communicated with the inner cavity of the high-elasticity protection pad 6 in a penetrating mode, the rear end face of the backrest 7 is provided with an air pump 11, an air outlet of the air pump 11 is communicated with the through hole 9 through a hose, and the control panel 3 is in signal connection with the air pump 11 and the motor 15.

The working principle is as follows: the upper and lower high-elasticity protection pads 6 are arranged according to the human engineering principle to protect the waist and the neck of a human body, the control panel 3 controls the motor 15 to drive the screw 14 to rotate, so that the push block 13 drives the slide block 10 and the high-elasticity protection pads 6 to move, and the human body waist protection device is suitable for the neck and the waist of different people at different heights; the control panel 3 controls the air pump 11 to inflate and exhaust the inner cavity of the high-elasticity protection pad 6, so as to adjust the size of the high-elasticity protection pad 6 and meet the requirements of different people on the size of the high-elasticity protection pad 6; the back cushion 5 is attached to the surfaces of the high-elasticity protection pad 6 and the backrest 7 by coating the rear end surface of the high-elasticity protection pad 6 and the front end surface of the backrest 7 with magnetic paint.

This sofa cushion and back structure based on design of human engineering principle protects the waist and the neck of human body through two high elasticity protection pads 6 about setting up, more accords with the human engineering principle, uses more comfortablely, and the user can pass through control panel 3 according to the waist and the neck condition of self and impression and adjust two high elasticity protection pads 6's height and size, can effectively improve the comfort level, can adapt to different people's waist and neck condition, and adaptability is wider.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (4)

1. Sofa cushion and backrest structure based on human engineering principle design, including sofa base (1), sofa cushion (2), handrail (4) and back (7), its characterized in that, the preceding terminal surface of back (7) passes through adhesive tape (12) and connects cushion (5), two spout (8) have been seted up in the preceding terminal surface of back (7) run through, two the inside of spout (8) all slides and is provided with slider (10), the preceding terminal surface fixedly connected with high elasticity protection pad (6) of slider (10), the outer wall sliding connection cushion (5) and back (7) of high elasticity protection pad (6), the rear end face of back (7) rotates through fixed plate (16) and is provided with screw rod (14), the outer wall threaded connection of screw rod (14) has ejector pad (13), the preceding terminal surface sliding connection back (7) of ejector pad (13), the right end face of the push block (13) is fixedly connected with a sliding block (10), the rear end face of the backrest (7) is provided with a motor (15), and an output shaft of the motor (15) is in transmission connection with a screw rod (14) through a gear set.

2. The ergonomic sofa cushion and back structure as recited in claim 1, wherein the back surface of the highly elastic pad (6) and the front surface of the back (7) are coated with magnetic paint.

3. The structure of the sofa cushion and the sofa backrest based on the ergonomic principle as claimed in claim 1, wherein the rear end face of the slider (10) is penetrated through a through hole (9) provided with an inner cavity communicated with the high-elasticity pad (6), the rear end face of the backrest (7) is provided with an air pump (11), and an air outlet of the air pump (11) is communicated with the through hole (9) through a hose.

4. The structure of the sofa cushion and backrest designed based on the human engineering principle as claimed in claim 3, wherein the front end surface of the armrest (4) is embedded with a control panel (3), and the control panel (3) is in signal connection with an air pump (11) and a motor (15).

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