CN111772419B

CN111772419B - Sofa

Info

Publication number: CN111772419B
Application number: CN202010495367.0A
Authority: CN
Inventors: 田张飞; 代玉芳
Original assignee: Anhui Jujiang Furniture Manufacturing Co ltd
Current assignee: Anhui Jujiang Furniture Manufacturing Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-12-31
Anticipated expiration: 2040-06-03
Also published as: CN111772419A

Abstract

The invention provides a sofa, which relates to the field of sofas and comprises the following components: the sofa body is internally provided with a plurality of inner cavities, each inner cavity is divided into a transverse cavity and a vertical cavity, and the top of each vertical cavity is provided with an upper cavity; aluminum sulfate solution is stored in the transverse cavity; a partition located within the upper chamber; a guide portion located inside the inner cavity; the plurality of second through holes are formed in the outer surface of the sofa body; when the sofa is normally used, the sodium bicarbonate solution stored in the upper cavity is isolated from the aluminum sulfate solution in the inner cavity through the isolating part; when the condition of a fire took place at the sofa, the user opened the isolation part, and the sodium bicarbonate solution that is located the intracavity will fall into the aluminum sulfate solution, and the reaction generates the material of putting out a fire, and at this reaction sequence, the guide portion action for its output extends to the outside of second through-hole, and the material of will putting out a fire guides to the condition of a fire department and puts out a fire, but the timely control condition of a fire, and put out a fire, make people's personal safety obtain the assurance.

Description

Sofa

Technical Field

The invention relates to the field of sofas, in particular to a sofa.

Background

The sofa is one kind of soft furniture and is one multi-seat chair with soft cushion and armrests on two sides. It originates in western countries and is then introduced into asia, becoming one of the key points in western decor or modern home design. The frame is a chair made of wood or steel lining cotton wool and other foam materials, and is comfortable as a whole.

The application finds that: because the material of sofa is easily burnt, therefore when meeting the condition of a fire, it is difficult to control the naked light generally, leads to the condition of a fire further to develop into the conflagration easily, has the potential safety hazard.

Disclosure of Invention

In view of this, an object of one or more embodiments of the present disclosure is to provide a sofa, so as to solve the technical problem that in the prior art, because the material of the sofa is easy to burn, when a fire occurs, it is generally difficult to control an open fire, which easily causes the fire to further develop into a fire, and thus there is a safety hazard.

In view of the above objects, one or more embodiments of the present specification provide a sofa comprising:

the sofa comprises a sofa body, a backrest and a plurality of inner cavities, wherein the sofa body is internally provided with a plurality of inner cavities, the inner cavities are divided into a transverse cavity positioned at the lower part of the sofa body and a vertical cavity positioned in the backrest of the sofa body, the transverse cavity and the vertical cavity are communicated with each other, the top of the vertical cavity is provided with an upper cavity, and the upper cavity is communicated with the vertical cavity;

an aluminum sulfate solution is stored in the transverse cavity;

the isolating part is positioned in the upper cavity and used for isolating the sodium bicarbonate solution stored in the upper cavity from the inner cavity when the sofa is normally used;

at least one guide part is arranged in the inner cavity;

the second through holes are formed in the outer surface of the sofa body and communicated with the inner cavity, and the output ends of the guide parts are contracted in the second through holes when the sofa is normally used;

when a fire occurs on the outer surface of the sofa body, the isolating part is opened, and the sodium bicarbonate solution in the upper cavity falls into the aluminum sulfate solution under the action of gravity to react to generate a fire extinguishing substance; simultaneously, the guide part moves, so that the output end of the guide part extends to the outside of the second through hole, and the fire extinguishing substance is guided to the fire situation to extinguish the fire.

The transverse cavity is provided with a first inlet communicated with the outside at a position close to the upper part, and the first electromagnetic valve is arranged in the first inlet; and a second inlet communicated with the outside is formed in the position, close to the upper part, of the upper cavity, and the second electromagnetic valve is installed in the second inlet.

Further, the isolation portion includes:

the cylinder is fixed on the top of the upper cavity;

a partition plate fixed to the output shaft of the cylinder, the side surface of which is in contact with the inner sidewall of the upper chamber;

the diameter of the vertical cavity is larger than that of the upper cavity, and when the isolating plate moves to the inside of the vertical cavity under the driving of the air cylinder, the sodium bicarbonate solution in the upper cavity falls from the upper cavity.

Further, the height of the isolation plate is gradually increased from the side edge to the middle position.

Further, the guide portion is provided with two, and one of them is located vertical intracavity, and another is located horizontal intracavity.

Further, the guide portion includes:

the air outlet columns are in one-to-one correspondence with the second through holes, air guide channels with downward openings are arranged in the air outlet columns, a plurality of air nozzles are arranged at positions, close to the upper parts, of the air guide channels, and when the sofa is normally used, the upper ends of the air outlet columns are contracted into the second through holes;

the linkage rod is fixedly connected with the positions, close to the bottoms, of the air outlet columns;

the linkage rod comprises a plurality of permanent magnets fixed on the linkage rod, an upper electromagnet fixed in the side wall where the second through hole in the inner cavity is located, and a lower electromagnet fixed in the side wall of the inner cavity, which is right opposite to the upper electromagnet, wherein the permanent magnets are respectively in one-to-one correspondence with the upper electromagnet and the lower electromagnet, and the upper electromagnet and the lower electromagnet are right opposite to the corresponding permanent magnets;

connecting columns are positioned on two sides of the linkage rod and fixed on the side wall of the inner cavity, side grooves are formed in the side surfaces of the connecting columns, and the end parts of the linkage rod are connected with the side grooves in a sliding mode;

one end of each upright post is fixed in the inner cavity and is right opposite to the side wall of the upper electromagnet, the upright posts are in one-to-one correspondence with the air guide channels, the diameters of the upright posts are equal to those of the air guide channels, and when the end part of the linkage rod is in contact with the bottom of the side groove, the upper end of each upright post is positioned in the corresponding air guide channel.

Further, the method also comprises the following steps:

the sofa cushion is matched with the sofa body, a first through hole corresponding to the second through hole is arranged in the sofa cushion, and the first through hole is opposite to the corresponding second through hole;

the thickness of the chock block fixed at the top end of the air outlet column is equal to that of the sofa cushion, and the material of the chock block is the same as that of the sofa cushion;

when the sofa is in normal use, the chock block is positioned in the first through hole.

The invention has the beneficial effects that: when the sofa is used normally, the sodium bicarbonate solution stored in the upper cavity is isolated from the aluminum sulfate solution in the inner cavity through the isolating part; when the condition of a fire takes place at sofa body surface, the user opens the isolation part, the sodium bicarbonate solution that is located the intracavity will be under the action of gravity, fall into the aluminum sulfate solution, the reaction generates the material of putting out a fire, in this reaction process, the guide portion action, make its output extend to the outside of second through-hole, the material of putting out a fire guides to the condition of a fire department and puts out a fire, through this device, when the user discovers the sofa has the condition of a fire, can in time reach the control condition of a fire through opening the isolation part, and the purpose of putting out a fire, can make the condition of a fire in time put out like this, make people's personal safety obtain the assurance.

Drawings

In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a guide portion in an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a column in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of the isolation portion in the embodiment of the invention.

The sofa comprises a sofa body 1, an inner cavity 2, a sofa cushion 3, an upper cavity 4, a chock 5, a first through hole 6, a first inlet 7, a first electromagnetic valve 8, a connecting column 9, a lateral groove 10, a linkage rod 11, a lower electromagnet 12, a permanent magnet 13, an upper electromagnet 14, an upright column 15, an air outlet column 16, an air guide channel 17, an air nozzle 18, a second through hole 19, a partition plate 20, an air cylinder 21, a second inlet 22 and a second electromagnetic valve 23.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.

It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

In view of the above objects, a first aspect of the present invention provides an embodiment of a sofa, as shown in fig. 1 and 2, comprising:

the sofa comprises a sofa body 1, wherein a plurality of inner cavities 2 are arranged in the sofa body 1, the inner cavities 2 are divided into a transverse cavity positioned at the lower part of the sofa body 1 and a vertical cavity positioned in the backrest of the sofa body 1, the transverse cavity and the vertical cavity are communicated with each other, an upper cavity 4 is arranged at the top of the vertical cavity, and the upper cavity 4 is communicated with the vertical cavity;

an aluminum sulfate solution is stored in the transverse cavity;

the isolating part is positioned in the upper cavity 4 and is used for isolating the sodium bicarbonate solution stored in the upper cavity 4 from the inner cavity 2 when the sofa is in normal use;

at least one guide part is arranged in the inner cavity 2;

the second through holes 19 are formed in the outer surface of the sofa body 1 and communicated with the inner cavity 2, and the output ends of the guide parts are contracted in the second through holes 19 when the sofa is normally used;

in the embodiment, when the sofa is in normal use, the sodium bicarbonate solution stored in the upper cavity 4 is separated from the aluminum sulfate solution in the inner cavity 2 through a separation part; when the condition of a fire takes place at sofa body 1 surface, the user opens the isolation part, the sodium bicarbonate solution that is located epicoele 4 will be under the action of gravity, fall into the aluminum sulfate solution, the reaction generates the fire extinguishing substance, in this reaction process, guide portion also can move, make its output extend to the outside of second through-hole 19, the material that will put out a fire guides to the condition of a fire department and puts out a fire, through this device, when the user discovers the sofa has the condition of a fire, can in time reach the control condition of a fire through opening the isolation part, and the purpose of putting out a fire, can make the condition of a fire in time put out like this, make people's personal safety obtain guaranteeing.

As an embodiment, as shown in fig. 1 and 2, the device comprises a first solenoid valve 8 and a second solenoid valve 23, wherein a first inlet 7 communicated with the outside is arranged at a position of the transverse cavity close to the upper part, and the first solenoid valve 8 is arranged in the first inlet 7; a second inlet 22 communicated with the outside is formed in the upper chamber 4 near the upper portion, and the second electromagnetic valve 23 is installed in the second inlet 22. Therefore, after the sodium bicarbonate solution and the aluminum sulfate solution in the sofa are used, the first electromagnetic valve 8 can be opened to supplement the aluminum sulfate solution into the inner cavity 2, and the second electromagnetic valve 23 is opened to supplement the sodium bicarbonate solution into the upper cavity 4.

As an embodiment, as shown in fig. 1 and 4, the partition includes:

a cylinder 21 fixed on the top of the upper chamber 4;

a partition plate 20 fixed to an output shaft of the cylinder 21, a side surface of which is in contact with an inner sidewall of the upper chamber 4;

in this embodiment, the diameter of the vertical cavity is larger than that of the upper cavity 4, the switch for controlling the starting of the cylinder 21 is arranged on the outer surface of the sofa, when a fire occurs on the outer surface of the sofa, a user only needs to press the switch, the partition plate 20 is driven by the cylinder 21 to move to the inside of the vertical cavity, the sodium bicarbonate solution in the upper cavity 4 falls from the upper cavity 4, when the partition plate 20 is driven by the cylinder 21 to move downwards, the output end also extends to the outside through the guide part, and after the fire extinguishing substance is generated, the fire extinguishing device can be guided to extinguish the fire; after the fire is extinguished, the fire is started 21 so that the insulation panel 20 is restored to its original position.

In this embodiment, as shown in fig. 4, the height of the isolation board 20 gradually increases from the side edge to the middle position, so that after the isolation board 20 enters the vertical cavity, a larger opening is formed to allow sodium bicarbonate to fall off, and the timely generation of fire extinguishing substances is ensured.

As an embodiment, as shown in fig. 1, the two guiding portions are provided, one of the two guiding portions is located in the vertical cavity, and the other guiding portion is located in the horizontal cavity, so that the generated fire extinguishing substance can cover a wider range after being sprayed out.

As an embodiment, as shown in fig. 2 and 3, the guide part includes:

the air outlet columns 16 correspond to the second through holes 19 one by one, air guide channels 17 with downward openings are arranged in the air outlet columns, a plurality of air nozzles 18 are arranged at positions, close to the upper parts of the air guide channels 17, and when the sofa is normally used, the upper ends of the air outlet columns 16 are contracted into the second through holes 19;

the linkage rod 11 is fixedly connected with the positions, close to the bottom, of the air outlet columns 16;

the linkage device comprises a plurality of permanent magnets 13 fixed on a linkage rod 11, an upper electromagnet 14 fixed in the side wall of a cavity 2 where a second through hole 19 is located, and a lower electromagnet 12 fixed in the cavity 2 and facing the side wall of the upper electromagnet 14, wherein the permanent magnets 13 are respectively in one-to-one correspondence with the upper electromagnet 14 and the lower electromagnet 12, and the upper electromagnet 14 and the lower electromagnet 12 are both facing the corresponding permanent magnets 13;

connecting columns 9 are arranged on two sides of the linkage rod 11 and fixed on the side wall of the inner cavity 2, a side groove 10 is formed in the side surface of each connecting column 9, and the end part of the linkage rod 11 is in sliding connection with the side groove 10;

one end of each upright post 15 is fixed on the upright post 15 of the side wall of the upper electromagnet 14 in the inner cavity 2, the upright posts 15 correspond to the air guide channels 17 one by one, the diameter of each upright post 15 is equal to that of each air guide channel 17, and when the end part of the linkage rod 11 is contacted with the bottom of the side groove 10, the upper end of each upright post 15 is positioned in the corresponding air guide channel 17.

In the embodiment, when fire extinguishing substances are generated, the upper electromagnet 14 is electrified to generate magnetic force which is mutually attracted with the permanent magnet 13, so that the linkage rod 11 moves upwards, in the process of moving upwards, the top end of the air outlet column 16 gradually extends to the outside of the second through hole 19, meanwhile, the upper end of the upright column 15 gradually separates from the air guide channel 17, when the air nozzle 18 completely extends to the outside of the second through hole 19, the top end of the upright column 15 also completely separates from the air guide channel 17, and the generated fire extinguishing substances pass through the air guide channel 17 and are discharged from the air nozzle 18 to extinguish a fire; after the fire extinguishing is finished, the upper electromagnet 14 loses power, the lower electromagnet 12 is electrified to generate suction force to the permanent magnet 13, the linkage rod 11 moves towards the lower electromagnet 12 under the action of the suction force, when the end part of the linkage rod 11 is contacted with the bottom of the side groove 10, the upper end of the upright post 15 is positioned in the corresponding air guide channel 17, and the top end of the air outlet post 16 is positioned in the second through hole 19.

As an embodiment, as shown in fig. 1, the method further includes:

the sofa cushion 3 is matched with the sofa body 1, a first through hole 6 corresponding to the second through hole 19 is arranged in the sofa cushion 3, and the first through hole 6 is right opposite to the corresponding second through hole 19;

the thickness of the chock 5 fixed at the top end of the air outlet column 16 is equal to that of the sofa cushion 3, and the material of the chock 5 is the same as that of the sofa cushion 3;

when the sofa is in normal use, the chock 5 is positioned in the first through hole 6.

Considering the practical sofa use situation, the user will generally use the sofa cushion 3 to make people feel more comfortable, therefore, in this embodiment, when there is the sofa cushion 3, during the normal use of the sofa, the chock 5 is located in the first through hole 6, which does not affect the normal use of people, and when the fire is extinguished, the chock 5 will be ejected by the air outlet column 16.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.

It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.

Claims

1. A sofa, comprising:

the sofa comprises a sofa body (1) with a plurality of inner cavities (2) arranged inside, wherein the inner cavities (2) are divided into a transverse cavity positioned at the lower part of the sofa body (1) and a vertical cavity positioned inside a backrest of the sofa body (1), the transverse cavity and the vertical cavity are communicated with each other, an upper cavity (4) is arranged at the top of the vertical cavity, and the upper cavity (4) is communicated with the vertical cavity;

an aluminum sulfate solution is stored in the transverse cavity;

the isolating part is positioned in the upper cavity (4) and is used for isolating the sodium bicarbonate solution stored in the upper cavity (4) from the inner cavity (2) when the sofa is in normal use;

at least one guide part is arranged in the inner cavity (2);

the second through holes (19) are formed in the outer surface of the sofa body (1) and communicated with the inner cavity (2), and the output ends of the guide parts are contracted in the second through holes (19) when the sofa is normally used;

when fire occurs on the outer surface of the sofa body (1), the isolating part is opened, sodium bicarbonate solution in the upper cavity (4) falls into aluminum sulfate solution under the action of gravity, and fire extinguishing substances are generated through reaction; meanwhile, the guide part acts to enable the output end of the guide part to extend to the outside of the second through hole (19), and the fire extinguishing substance is guided to the fire situation to extinguish the fire;

the guide portion includes:

the air outlet columns (16) are in one-to-one correspondence with the second through holes (19), air guide channels (17) with downward openings are arranged in the air outlet columns, a plurality of air nozzles (18) are arranged at positions, close to the upper parts of the air guide channels (17), and when the sofa is normally used, the upper ends of the air outlet columns (16) are contracted into the second through holes (19);

the linkage rod (11) is fixedly connected with the positions, close to the bottom, of the air outlet columns (16);

the linkage device comprises a plurality of permanent magnets (13) fixed on a linkage rod (11), an upper electromagnet (14) fixed in the side wall of an inner cavity (2) where a second through hole (19) is located, and a lower electromagnet (12) fixed in the side wall of the inner cavity (2) opposite to the upper electromagnet (14), wherein the permanent magnets (13) are respectively in one-to-one correspondence with the upper electromagnet (14) and the lower electromagnet (12), and the upper electromagnet (14) and the lower electromagnet (12) are opposite to the corresponding permanent magnets (13);

connecting columns (9) are positioned on two sides of the linkage rod (11) and fixed on the side wall of the inner cavity (2), a side groove (10) is formed in the side surface of each connecting column (9), and the end part of the linkage rod (11) is in sliding connection with the side groove (10);

one end of each upright post (15) is fixed in the inner cavity (2) and faces the side wall of the upper electromagnet (14), the upright posts (15) correspond to the air guide channels (17) one by one, the diameter of each upright post (15) is equal to that of each air guide channel (17), and when the end part of the linkage rod (11) is in contact with the bottom of the side groove (10), the upper end of each upright post (15) is positioned in the corresponding air guide channel (17);

the guide portion further includes:

the sofa cushion (3) is matched with the sofa body (1), a first through hole (6) corresponding to the second through hole (19) is formed in the sofa cushion (3), and the first through hole (6) is right opposite to the corresponding second through hole (19);

the thickness of the chock (5) fixed at the top end of the air outlet column (16) is equal to that of the sofa cushion (3), and the material of the chock (5) is the same as that of the sofa cushion (3);

when the sofa is in normal use, the chock block (5) is positioned in the first through hole (6).

2. A sofa according to claim 1, characterised in that it comprises a first solenoid valve (8) and a second solenoid valve (23), said transverse chamber being provided, near the upper part, with a first inlet (7) communicating with the outside, said first solenoid valve (8) being mounted in the first inlet (7); and a second inlet (22) communicated with the outside is formed in the position, close to the upper part, of the upper cavity (4), and the second electromagnetic valve (23) is installed in the second inlet (22).

3. The sofa of claim 1, wherein the partition comprises:

a cylinder (21) fixed on the top of the upper cavity (4);

a partition plate (20) fixed to an output shaft of the cylinder (21), a side surface of which is in contact with an inner sidewall of an upper chamber (4);

the diameter of the vertical cavity is larger than that of the upper cavity (4), and when the partition plate (20) moves to the inside of the vertical cavity under the driving of the air cylinder (21), the sodium bicarbonate solution in the upper cavity (4) falls from the upper cavity (4).

4. A sofa according to claim 3, characterised in that the panels (20) are of increasing height from the side edges to the intermediate position.

5. A sofa according to claim 1, wherein there are two guides, one in the vertical cavity and one in the transverse cavity.