CN218355306U

CN218355306U - Thickness adjustable sofa

Info

Publication number: CN218355306U
Application number: CN202222792328.4U
Authority: CN
Inventors: 刘文群
Original assignee: Zhejiang Gedu Intelligent Technology Co ltd
Current assignee: Zhejiang Gedu Intelligent Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-24
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a sofa with adjustable thickness, including the sofa bag, be equipped with a plurality of adjustment gasbags and the valve that is used for controlling gaseous business turn over adjustment gasbag in the sofa bag, the valve includes trachea and control valve, tracheal inner communicates with the adjustment gasbag, the control valve cover is located tracheal outer end, and control valve and trachea sliding connection, be equipped with inflatable airbag in the trachea, be equipped with the depression bar in the control valve, the depression bar is with inflatable airbag butt, inflatable airbag is last to be equipped with the air inlet and to link up to the gas outlet in the adjustment gasbag, be equipped with the check valve that prevents the gas in inflatable airbag from leaking outward in the air inlet; the plurality of adjusting air bags are respectively installed at the positions of the neck, the back, the waist, the hip, the legs and the like, are respectively controlled through the valves, and adjust each part, so that the sofa forms a certain curvature, and the lumbar injury caused by the fact that a person lies on the sofa without the curvature for a long time is prevented.

Description

Thickness adjustable sofa

Technical Field

The utility model relates to the technical field of furniture, specifically be sofa with adjustable thickness.

Background

Along with the continuous improvement of living standard of people, the requirement on the comfort level of furniture is higher and higher, and the requirement on the comfort level of sofas in families is particularly improved. When people go to work, the people often sit on the sofa to rest, and the back and the hip of the people are in direct contact with the sofa, so that the comfort of the back and the seat of the sofa directly influences the experience of the people on the sofa.

In the prior art, for example, in an adjustable inflatable sofa with application number CN201910573809.6, the adjustment of the angle between the back and the hip of a user is realized through the inflation amount of an air bag and the strength of the back of the user, but only the back air bag and the hip air bag are arranged, the thickness of each part cannot be adjusted according to the bending degree of the skeleton of the human body, and a person lies on the sofa without proper curvature for a long time, so that the lumbar vertebra can be damaged to a certain extent.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one technical problem mentioned in the background art, the utility model aims to provide a sofa with adjustable thickness realizes the segmentation and adjusts thickness.

In order to achieve the above object, the utility model provides a following technical scheme:

sofa with adjustable thickness, including the sofa package, be equipped with a plurality of adjustment gasbags in the sofa package and be used for the valve of control gas business turn over adjustment gasbag, the valve includes trachea and control valve, tracheal inner and adjustment gasbag intercommunication, tracheal outer end is located to the control valve cover, and control valve and trachea sliding connection, the trachea is equipped with aerifys the gasbag, be equipped with the depression bar in the control valve, the depression bar with aerify the gasbag butt, it is equipped with the air inlet on the gasbag and link up to the gas outlet in the adjustment gasbag to aerify, be equipped with the check valve that prevents to aerify the interior gas of gasbag and leak outward in the air inlet.

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

the plurality of adjusting air bags are respectively arranged at the positions of the neck, the back, the waist, the hip, the legs and the like, and are respectively controlled by valves, the control valves are continuously pressed, the control valves push the pressure rods to repeatedly press the inflatable air bags, so that the gas enters the inflatable air bags from the gas inlet and then enters the adjusting air bags from the gas outlet; each part is adjusted to form a certain curvature of the sofa, so that the lumbar injury caused by lying on the sofa without the curvature for a long time is prevented.

Preferably, the inflatable air bag is provided with a first exhaust port, the air pipe is provided with a second exhaust port, and the pressure lever is provided with a connecting pipe; when the connecting pipe rotates to the exhaust position, the connecting pipe is communicated with the first exhaust port and the second exhaust port; when the connecting pipe rotates to the inflation position, the pressure rod seals the first exhaust port and the second exhaust port.

Preferably, a pressure spring is arranged between the air pipe and the control valve, and two stress ends of the pressure spring are fixedly arranged at the outer end of the air pipe and the inner wall of the control valve respectively.

Preferably, the section of the pressure rod is T-shaped, and one end of the pressure rod with a large cross section is abutted to the inflatable air bag.

Preferably, the adjusting airbag comprises a shell and elastic rubber, an opening is formed in one side, close to the human body, of the shell, the elastic rubber is fixedly arranged on the opening, and the shell and the elastic rubber form a closed cavity.

Preferably, the sofa bag comprises a leather surface, filler positioned in the leather surface and a fixing frame for fixing the sofa shape.

Preferably, the sofa leg is fixedly arranged on the sofa bag.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 isbase:Sub>A cross-sectional view taken at A-A "of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at "B";

in the figure:

1. a sofa bag; 11. coating the dough; 12. a filler; 2. a valve; 21. an air tube; 211. a second exhaust port; 22. a control valve; 23. a pressure lever; 231. connecting pipes; 24. compressing the spring; 25. an inflatable air bag; 251. an air inlet; 252. an air outlet; 253. a first exhaust port; 3. sofa legs; 4. adjusting the air bag; 41. a housing; 42. an elastic rubber.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the thickness-adjustable sofa provided in this embodiment includes a sofa bag 1 and sofa legs 3 fixedly disposed on the sofa bag 1, a plurality of adjusting airbags 4 and a valve 2 for controlling gas to enter and exit the adjusting airbags 4 are disposed in the sofa bag 1, the valve 2 includes an air tube 21 and a control valve 22, an inner end of the air tube 21 is communicated with the adjusting airbags 4, the control valve 22 is sleeved on an outer end of the air tube 21, the control valve 22 is slidably connected to the air tube 21, an inflating airbag 25 is disposed in the air tube 21, a pressure rod 23 is disposed in the control valve 22, the pressure rod 23 abuts against the inflating airbag 25, the inflating airbag 25 is provided with an air inlet 251 and an air outlet 252 penetrating into the adjusting airbags 4, and a one-way valve for preventing gas in the inflating airbag 25 from leaking outside is disposed in the air inlet 251; the plurality of adjusting air bags 4 are respectively arranged at the positions of the neck, the back, the waist, the hip, the legs and the like, and are respectively controlled by the valves 2, the control valves 22 are continuously pressed, the control valves 22 push the pressure rods 23 to repeatedly press the inflatable air bags 25, so that the gas enters the inflatable air bags 25 from the gas inlets 251 and then enters the adjusting air bags 4 from the gas outlets 252; each part is adjusted to form a certain curvature, so that the sofa is prevented from lumbar injury when a person lies on the sofa without the curvature for a long time, and the sofa can be adjusted to the most comfortable curvature according to personal habits.

It should be noted that there are not less than two air inlets 251, and the total amount of the air flux of all the air inlets 251 is larger than the amount of the masonry wall body flux of the air outlet 252 at the same time, so that it is avoided that the air is pumped into the adjustment air bag 4 and then is completely pumped back into the inflation air bag 25.

Referring to fig. 4, in the present embodiment, the inflatable air bag 25 is provided with a first exhaust port 253, the air tube 21 is provided with a second exhaust port 211, and the pressure bar 23 is provided with a connecting tube 231; when the connecting pipe 231 rotates to the exhaust position, the connecting pipe 231 communicates the first exhaust port 253 with the second exhaust port 211; when the connecting pipe 231 is rotated to the inflation position, the pressure lever 23 closes the first exhaust port 253 and the second exhaust port 211; the control valve 22 is rotated, the control valve 22 drives the compression bar 23 to rotate, when the connecting pipe 231, the first exhaust port 253 and the second exhaust port 211 are communicated with each other, the air bag 4 can be adjusted through extrusion, gas in the adjusted air bag 4 is pressed into the inflatable air bag 25 through the air outlet 252 and then is exhausted through the first exhaust port 253, the connecting pipe 231 and the second exhaust port 211 in sequence, and the thickness of the backrest is thinned; if the exhaust is not necessary, the connecting pipe 231 may be rotated to a position not communicating with the first exhaust port 253 and the second exhaust port 211.

Referring to fig. 4, in this embodiment, a pressure spring 24 is disposed between the air pipe 21 and the control valve 22, two force-bearing ends of the pressure spring 24 are respectively fixed to an outer end of the air pipe 21 and an inner wall of the control valve 22, and the pressure spring 24 is used to reset the pressed control valve 22.

In this embodiment, in order to increase the contact area between the pressure lever 23 and the inflatable airbag 25, the section of the pressure lever 23 is T-shaped, and the end of the pressure lever 23 with a large cross section abuts against the inflatable airbag 25.

Referring to fig. 2 and 3, in the present embodiment, the adjusting airbag 4 includes a housing 41 and an elastic rubber 42, an opening is disposed on one side of the housing 41 close to the human body, the elastic rubber 42 is fixedly disposed on the opening, and the housing 41 and the elastic rubber 42 form a closed chamber; the shell 41 plays a role in positioning the adjustment air bag 4, the elastic rubber 42 is expanded or contracted, the thickness of the adjustment air bag 4 is increased, and the thickness adjustment of the sofa is realized.

In this embodiment, the sofa bag 1 includes a leather surface 11, a filler 12 located in the leather surface 11, and a fixing frame for fixing the sofa shape; the leather surface 11 is made of a material with high elasticity to prevent being propped; the filler 12 may be cotton.

It is noted that references to inner and outer ends refer to the end located within the sofa bag 1 and the end located away from the sofa bag 1, respectively.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. Sofa with adjustable thickness, including sofa package (1), its characterized in that, be equipped with a plurality of adjustment gasbags (4) in sofa package (1) and be used for controlling valve (2) of gaseous business turn over adjustment gasbag (4), valve (2) include trachea (21) and control valve (22), the inner and adjustment gasbag (4) intercommunication of trachea (21), the outer end of trachea (21) is located in control valve (22) cover, and control valve (22) and trachea (21) sliding connection, be equipped with in trachea (21) and inflate gasbag (25), be equipped with depression bar (23) in control valve (22), depression bar (23) and inflatable airbag (25) butt, be equipped with on inflatable airbag (25) air inlet (251) and link up gas outlet (252) to adjusting gasbag (4) in, be equipped with the check valve that prevents to inflate the gas leakage outside in gasbag (25) in air inlet (251).

2. The sofa with adjustable thickness according to claim 1, wherein the inflatable air bag (25) is provided with a first exhaust port (253), the air pipe (21) is provided with a second exhaust port (211), and the compression bar (23) is provided with a connecting pipe (231); when the connecting pipe (231) rotates to the exhaust position, the connecting pipe (231) is communicated with the first exhaust port (253) and the second exhaust port (211); when the connecting pipe (231) rotates to the inflation position, the pressure lever (23) closes the first exhaust port (253) and the second exhaust port (211).

3. The sofa with the adjustable thickness according to claim 1, wherein a compression spring (24) is arranged between the air pipe (21) and the control valve (22), and two force bearing ends of the compression spring (24) are respectively fixed on the outer end of the air pipe (21) and the inner wall of the control valve (22).

4. The sofa with adjustable thickness according to claim 1, wherein the cross section of the compression bar (23) is T-shaped, and the end of the compression bar (23) with the larger cross section abuts against the inflatable air bag (25).

5. The sofa with adjustable thickness according to claim 1, wherein the adjusting airbag (4) comprises a shell (41) and an elastic rubber (42), one side of the shell (41) close to the human body is provided with an opening, the elastic rubber (42) is fixedly arranged on the opening, and the shell (41) and the elastic rubber (42) form a closed chamber.

6. The sofa with adjustable thickness according to claim 1, wherein the sofa bag (1) comprises a leather surface (11), a filler (12) located in the leather surface (11), and a fixing frame for fixing the sofa profile.

7. The sofa with adjustable thickness according to claim 1, further comprising sofa legs (3) fixed on the sofa bag (1).