CN110279250A - A kind of mechanics intelligence mattress - Google Patents

Abstract

The invention discloses a mechanical intelligent mattress, which comprises a mattress body. The surface of the mattress body is provided with a plurality of unit air cushions, and adjacent unit air cushions have at least one section of bonding surface; each unit air cushion has a ventilation hole, and each ventilation hole The air holes are all connected to the same main pipeline through branch pipes, the main pipe is connected to an air pump, and the branch pipes of each unit air cushion are equipped with control valves; the mattress body is equipped with pressure sensors under each unit air cushion, and each pressure sensor is used for real-time data collection. Corresponding to the pressure value of the unit air cushion; the mattress body is equipped with a power supply and a control device, the power supply supplies power to the control device, air pump, each control valve and each pressure sensor, and the control device is electrically connected to the air pump, each control valve and each pressure sensor respectively. The control device receives the pressure values collected by each pressure sensor to control the opening and closing of the air pump and each control valve. The invention has the following advantages and effects: the degree of softness and hardness can be adjusted, and it has a health care function and is more comfortable.

Description

A mechanical intelligent mattress

technical field

The invention relates to the field of mattresses, in particular to a mechanical intelligent mattress.

Background technique

With the continuous improvement of people's material living standards, more and more people begin to pay attention to their quality of life. About one-third of a person's life is spent in sleep, sleep quality is directly related to physical health, and the comfort of the mattress during sleep is the key to affecting sleep quality. For mattress research;

On the one hand, the softness and hardness of the mattress will affect the user's sleep quality in real time. There are certain standard indicators for the softness and hardness of the traditional mattress during production, so it is difficult to meet the different preferences and physical characteristics of each user; if there is a A mattress that adjusts the softness and firmness according to personal preferences and personal body characteristics is bound to attract the attention of users;

On the other hand, there are various health care mattresses on the market now, but the specific effects of these mattresses have always been doubted by consumers, and users cannot directly experience the specific effects of the mattresses.

It can be seen that it is an urgent problem in this field to provide an intelligent mattress that can adjust the degree of softness and hardness and has a health care function.

Contents of the invention

The purpose of the present invention is to provide a mechanical intelligent mattress, which can adjust the degree of softness and hardness, has health care functions, and is more comfortable.

The above technical purpose of the present invention is achieved through the following technical solutions: a mechanical intelligent mattress, including a mattress body, the surface of the mattress body is provided with a plurality of unit air cushions of the same size, adjacent to the The unit air cushion has at least one section of adhering surface; each of the unit air cushions has a vent hole, and each of the vent holes is connected to the same main pipe through an independent branch pipe, and the main pipe is connected to a Air pumps for inflating the unit air cushions, each of the branch pipes of the unit air cushions is provided with a control valve for controlling its communication with the main pipeline or cutting off; the mattress body is provided with a pressure sensor below each unit air cushion, each The pressure sensor is used to collect the pressure value of the corresponding unit air cushion in real time; the mattress body is provided with a power supply and a control device, and the power supply supplies power to the control device, the air pump, each control valve and each pressure sensor, and the control device They are electrically connected to the air pump, each control valve and each pressure sensor, and the control device receives the pressure values collected by each pressure sensor to control the opening and closing of the air pump and each control valve.

It is further set as: the control device includes a single-chip microcomputer and a plurality of A/D converters correspondingly connected to each pressure sensor, the single-chip microcomputer and each A/D converter are electrically connected, and each of the A/D converters is electrically connected. The D converter is used to convert the pressure value collected by the corresponding pressure sensor into a digital signal and send it to the microcontroller.

It is further provided that: the control device further includes a display screen and buttons, the display screen is powered by a power supply, and the display screen and buttons are respectively electrically connected to the single-chip microcomputer.

It is further set as follows: the surface of each of the unit air cushions is provided with air-permeable micropores connecting the inside of the unit air cushion with the outside world, each of the air-permeable micropores is connected with a one-way valve for one-way exhaust to the outside, each The one-way valves are all electrically connected to the control device and controlled to be opened/closed by the control device.

It is further set as follows: the number of the unit air cushions is 18, and each of the unit air cushions is arranged in an array.

It is further provided that: a sponge pad with cushioning function is arranged under the mattress body.

It is further provided that: a folded bed board is arranged below the sponge pad, and each of the pressure sensors is installed on the upper surface of the folded bed board and corresponds to the positions of the air cushions of each unit.

It is further provided that universal wheels are installed at the four corners of the bottom of the folding bed board.

The beneficial effects of the present invention are:

1. Collect the dynamic pressure on the mattress body through the pressure sensor under the air cushion of each unit, and control the opening and closing of the air pump and each control valve through the single-chip microcomputer to realize intermittent pressure alternation, thereby improving the user and the mattress. The contact pressure of the body prevents the risk of bed sores caused by long-term high pressure on parts of the body; at the same time, the pressure support can be selected according to the patient's weight to achieve the best comfort and therapeutic effect. In addition, according to the user's personal preferences and personal physical characteristics, the softness and hardness of each unit air cushion can be locally adjusted, so that the unit air cushion can achieve the best comfort; the pressure value collected by the pressure sensor can also be used to improve weight information. Weight recommendations, but also as an important indicator of drug, fluid and high drug dosage.

2. In the present invention, the function of effectively massaging different parts of the patient is realized by controlling the inflation and deflation of the air cushions of each unit, and the intensity of the massage can be adjusted by adjusting the power of the air pump.

3. The present invention can effectively control the pressure time of local skin, avoid long-term pressure on a certain local tissue of the body by inflating and deflating each unit air cushion, effectively prevent tissue hypoxia caused by pressure, and prevent pressure The occurrence of sores.

4. The breathable micropores in the present invention can eject the gas inside the unit air cushion, which can increase the breathability of the patient's skin and solve the problem of poor air permeability of traditional mattresses. Effective ventilation keeps the patient's skin dry and improves blood circulation.

5. In the present invention, a sponge pad is arranged under the mattress body, and the cushioning of the sponge pad ensures the comfort of the patient when changing the body position. The mattress body also has the prospect of being placed in an operation position.

Description of drawings

Fig. 1 is a structural schematic diagram one of the embodiment;

Fig. 2 is the structural schematic diagram 2 of the embodiment;

Fig. 3 is the structural representation when the unit air cushion massages hands in the embodiment;

Fig. 4 is a schematic diagram of the folded bed board and the pressure sensor located on the folded bed board in the embodiment;

Fig. 5 is the functional block diagram of embodiment;

Fig. 6 is the connection schematic diagram of each unit air cushion in the embodiment;

Fig. 7 is the structural representation of embodiment unit air cushion and universal wheel;

Fig. 8 is a control flow diagram of the embodiment.

In the figure: 1. Mattress body; 11. Unit air cushion; 12. Fitting surface; 13. Ventilation hole; 14. Control valve; 15. Ventilation micropore; 16. One-way valve; 2. Sponge pad; Hole; 3. Folding bed board; 31. Pressure sensor; 41. Power supply; 42. A/D converter; 43. Single-chip microcomputer; 44. Air pump; 45. Button; 46. Display screen; 51. Branch pipe; 52. Main pipeline ; 6, universal wheel.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings.

Referring to Fig. 1 to Fig. 8, a mechanical intelligent mattress includes a mattress body 1, the surface of the mattress body 1 is provided with a plurality of unit air cushions 11 of the same size, and adjacent unit air cushions 11 have at least one section of adjoining joint Surface 12, each unit air cushion 11 is formed tightly by fitting surface 12, guarantees that the surface that contacts with user is big enough; Arrange them in 3 rows and 6 columns.

Each unit air cushion 11 has an air vent 13, and the air vent 13 is connected to the same main pipe 52 through an independent branch pipe 51. The main pipe 52 is connected with an air pump 44 for inflating each unit air cushion 11. The branch pipe 51 of each unit air cushion 11 Both are provided with a control valve 14 for controlling its communication with the main pipeline 52 or cut off; the mattress body 1 is provided with a pressure sensor 31 under each unit air cushion 11, and each pressure sensor 31 is used to collect the corresponding unit air cushion 11 in real time. Pressure value; mattress body 1 is provided with power supply 41 and control device, and power supply 41 supplies power for control device, air pump 44, each control valve 14 and each pressure sensor 31, and control device is connected with air pump 44, each control valve 14 and each pressure sensor respectively 31 constitutes an electrical connection, and the control device receives the pressure values collected by each pressure sensor 31 to control the opening and closing of the air pump 44 and each control valve 14 .

The control device includes a single-chip microcomputer 43 and a plurality of A/D converters 42 correspondingly connected with each pressure sensor 31 respectively, and the described single-chip microcomputer 43 and each A/D converter 42 all form an electrical connection, and each described A/D conversion The device 42 is used to convert the pressure value collected by the corresponding pressure sensor 31 into a digital signal and send it to the single-chip microcomputer 43;

In the present embodiment, air pump 44 adopts commercially available product, and control valve 14 adopts electromagnetic valve, is controlled by single-chip microcomputer 43, and the model of single-chip microcomputer 43 adopts STM32, and the pin configuration of this single-chip microcomputer 43 has A/D conversion function, so in this In the embodiment, the pressure sensor 31 is directly connected to the pin of the single-chip microcomputer 43; certainly, the single-chip microcomputer 43 can also adopt the 51 single-chip microcomputer mentioned in the college textbook "Single-chip microcomputer 43 principle and application technology", and the A/D converter 42 adopts AD7730, The pressure sensor 31 is connected to the input end of the A/D converter 42 , and the output end of the A/D converter 42 is connected to the single chip microcomputer 43 . The single-chip microcomputer 43 controls the opening and closing of the air pump 44 and the corresponding control valve 14 by receiving the pressure value of each unit air cushion 11, and adjusts the inflation and deflation of the unit air cushion 11, thereby improving the comfort of the user.

Control device also includes display screen 46 and button 45, and display screen 46 is powered by power supply 41, and display screen 46 and button 45 form electric connection with single-chip microcomputer 43 respectively; Button 45 is used for opening or closing display screen 46, and display screen 46 serves as current In this implementation, lcd1602 is used, which can be used for the pressure values collected by each pressure sensor 31 for users to visually check.

The surface of each unit air cushion 11 is provided with a ventilating micropore 15 that communicates the inside of the unit air cushion 11 with the outside world. It is electrically connected with the control device and controlled by the control device to turn on/off. The one-way valve 16 adopts a solenoid valve in this embodiment, and is controlled by the single-product machine in the control device. The gas inside the unit air cushion 11 can be ejected through the one-way valve 16, which can increase the ventilation of the patient's skin and solve the traditional problem. The problem of poor air permeability of the mattress can promote its blood circulation.

The bottom of the mattress body 1 is provided with a sponge pad 2 which has a buffering effect; The positions are corresponding; the four corners of the bottom of the mattress body 1 are equipped with universal wheels 6, and the sponge pad 2 is provided with a travel hole 21 for the universal wheels 6 to be placed. Universal wheel 6 is prior art, is installed in the bottom of mattress body 1 and is convenient to move, and universal wheel 6 can hide in the travel hole 21 when not in use.

The single-chip microcomputer 43 is also connected with some control buttons 45, which is convenient for the user to manually control the opening and closing of the air pump 44, each control valve 14 and each check valve 16;

Control flow of the present invention is as follows:

1) The hardware (air pump 44, each control valve 14, each pressure sensor 31, each A/D converter 42, single-chip microcomputer 43, each check valve 16) is initialized and powered on;

2) MCU 43 watchdog reset;

3) Each pressure sensor 31 sends the collected real-time pressure value to the corresponding A/D converter 42, and the A/D converter 42 converts the received pressure value into a digital signal and sends it to the microcontroller 43;

4) 43 single-chip microcomputers receive digital signals of pressure values sent by each A/D converter 42, and judge according to the size of each pressure value:

If one of the pressure values is less than the set value, the single-chip microcomputer 43 controls the air pump 44 and the control valve 14 on the corresponding unit air cushion 11 to open, and the air pump 44 inflates the corresponding unit air cushion 11; otherwise continue to judge;

If one of the pressure values is greater than the set value, the single-chip microcomputer 43 controls the opening of the one-way valve 16 on the corresponding unit air cushion 11, and the gas in the unit air cushion 11 is ejected through the one-way valve 16;

If each pressure value is within the range of the set value, proceed to the next step;

5) Go back to step 2).

After using the above-mentioned control flow, the automatic deflation and exhaust process of the air cushion 11 of each unit can be realized. The set value is pre-set by the single-chip microcomputer 43, which is more convenient to use and provides great convenience for the user.

This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications to this embodiment without creative contribution as required after reading this specification, but as long as they are within the rights of the present invention All claims are protected by patent law.

Claims (8)

1. A mechanical intelligent mattress, comprising a mattress body (1), is characterized in that: The surface of the mattress body (1) is provided with a plurality of unit air cushions (11) of the same size, and the adjacent unit air cushions (11) have at least one segment of adhering surface (12); Each of the unit air cushions (11) has an air vent (13), and each of the air vents (13) is connected to the same main pipeline (52) through an independent branch pipe (51). (52) be connected with an air pump (44) that is each unit air cushion (11) inflated, all be provided with on the branch pipe (51) of each described unit air cushion (11) be used to control it and main pipeline (52) Unicom or cut off control valve (14); The mattress body (1) is provided with a pressure sensor (31) under each unit air cushion (11), and each pressure sensor (31) is used to collect the pressure value of the corresponding unit air cushion (11) in real time; The mattress body (1) is provided with a power supply (41) and a control device, and the power supply (41) supplies power for the control device, the air pump (44), each control valve (14) and each pressure sensor (31), The control device is electrically connected to the air pump (44), each control valve (14) and each pressure sensor (31), and the control device receives the pressure values collected by each pressure sensor (31) to control the air pump. (44), and the opening and closing of each control valve (14). 2. A kind of mechanical intelligent mattress according to claim 1, is characterized in that: described control device comprises single-chip microcomputer (43) and a plurality of A/D converters ( 42), described single-chip microcomputer (43) and each A/D converter (42) all constitute electric connection, and each described A/D converter (42) is used for the pressure collected by corresponding pressure sensor (31) The value is converted into a digital signal and sent to the microcontroller (43). 3. A kind of mechanics intelligent mattress according to claim 2, is characterized in that: described control device also comprises display screen (46) and button (45), and described display screen (46) is controlled by power supply ( 41) power supply, described display screen (46) and button (45) form electrical connection with single-chip microcomputer (43) respectively. 4. A kind of mechanical intelligent mattress according to claim 1, is characterized in that: the surface of each described unit air cushion (11) is all provided with the air-permeable micropore ( 15), each of the air-permeable micropores (15) is connected with a one-way valve (16) toward the outside for one-way exhaust, and each of the one-way valves (16) is electrically connected with the control device and controlled by the control device. Control it on/off. 5. A mechanical intelligent mattress according to claim 1, characterized in that: the number of said unit air cushions (11) is 18, and each of said unit air cushions (11) is arranged in an array. 6 . A mechanical intelligent mattress according to claim 1 , characterized in that: a sponge pad ( 2 ) with a buffering effect is arranged under the mattress body ( 1 ). 7. A mechanical intelligent mattress according to claim 6, characterized in that: the bottom of the sponge pad (2) is provided with a folding bed board (3), and each of the pressure sensors (31) is installed The upper surface of the folding bed board (3) corresponds to the position of each unit air cushion (11) respectively. 8. A mechanical intelligent mattress according to claim 7, characterized in that: the four corners of the bottom of the mattress body (1) are equipped with universal wheels (6), and the sponge pad (2) A stroke hole (21) for placing the universal wheel (6) is provided.