阅读说明：本技术 一种家用制氧机 (Household oxygenerator ) 是由 曾金祥 于 2019-11-20 设计创作，主要内容包括：本发明公开了一种家用制氧机,包括依次连接的空气过滤器、空气压缩机、吸附模块和水浴过滤器；吸附模块包括N个吸附塔和多个电控切换阀,电控切换阀受控于MCU；N个吸附塔并联设置,N≥3。电控切换阀为开度阀；水浴过滤器中还包括温度传感器和水浴加热器,温度传感器与MCU相连,水浴加热器受控于MCU；水浴过滤器的出口处设有氧气传感器,MCU连接有通信模块；通信模块为wifi模块或5G通信模块。该家用制氧机结构简单,易于实施,控制简便。(The invention discloses a household oxygen generator, which comprises an air filter, an air compressor, an adsorption module and a water bath filter which are connected in sequence; the adsorption module comprises N adsorption towers and a plurality of electric control switching valves, and the electric control switching valves are controlled by the MCU; n adsorption towers are arranged in parallel, and N is more than or equal to 3. The electric control switching valve is an opening valve; the water bath filter also comprises a temperature sensor and a water bath heater, the temperature sensor is connected with the MCU, and the water bath heater is controlled by the MCU; an oxygen sensor is arranged at the outlet of the water bath filter, and the MCU is connected with a communication module; the communication module is a wifi module or a 5G communication module. The household oxygenerator has simple structure, easy implementation and simple and convenient control.)

1. A household oxygen generator is characterized by comprising an air filter, an air compressor, an adsorption module and a water bath filter which are connected in sequence;

the adsorption module comprises N adsorption towers and a plurality of electric control switching valves, and the electric control switching valves are controlled by the MCU;

n adsorption towers are arranged in parallel, and N is more than or equal to 3.

2. A domestic oxygen generator according to claim 1, wherein the electrically controlled switching valve is an open valve.

3. The household oxygen generator as claimed in claim 1, wherein the water bath filter further comprises a temperature sensor and a water bath heater, the temperature sensor is connected with the MCU, and the water bath heater is controlled by the MCU.

4. The domestic oxygen generator according to claim 1, wherein an oxygen sensor is provided at the outlet of the water bath filter.

5. A domestic oxygen generator according to any one of claims 1 to 4, wherein the MCU is connected to a communication module; the communication module is a wifi module or a 5G communication module.

Technical Field

The invention relates to a household oxygen generator.

Background

The existing household oxygen generator has a big problem in that the concentration of the provided oxygen is not constant, thus affecting the user experience and failing to meet the requirement of expected health care or treatment due to the lack of a feedback control mechanism, and in addition, the existing oxygen generator lacks an output filtering device, which is easy to bring impurities into the body of the user and cause unnecessary damage to the user. Therefore, there is a need for a new household oxygen generator.

Disclosure of Invention

The invention aims to provide a household oxygen generator which is simple in structure, easy to implement and simple and convenient to control.

The technical solution of the invention is as follows:

a household oxygen generator comprises an air filter, an air compressor, an adsorption module and a water bath filter which are connected in sequence;

the adsorption module comprises N adsorption towers and a plurality of electric control switching valves, and the electric control switching valves are controlled by the MCU;

n adsorption towers are arranged in parallel, and N is more than or equal to 3.

The electric control switching valve is an opening valve.

The water bath filter also comprises a temperature sensor and a water bath heater, the temperature sensor is connected with the MCU, and the water bath heater is controlled by the MCU.

An oxygen sensor is arranged at the outlet of the water bath filter.

The MCU is connected with a communication module; the communication module is a wifi module or a 5G communication module.

Has the advantages that:

the household oxygen generator of the invention has the following advantages:

(1) adopt a plurality of adsorption towers, redundant design, intelligence switches, and the reliability is high, and the fault rate is low.

(2) And closed-loop control is adopted, and the concentration of the output oxygen is reported to be constant.

(3) Has a water bath filtering device, and can discharge impurities to the maximum extent.

(4) The water temperature control mechanism is provided, and the temperature of the output oxygen can be kept constant.

Therefore, the household oxygen generator has the advantages of high integration level, complete functions, easy control, high reliability and easy popularization and implementation.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an oxygen generator;

fig. 2 is a schematic diagram of a control system.

Detailed Description

The invention will be described in further detail below with reference to the following figures and specific examples:

example 1: referring to fig. 1-2, a household oxygen generator comprises an air filter, an air compressor, an adsorption module and a water bath filter which are connected in sequence;

the adsorption module comprises N adsorption towers and a plurality of electric control switching valves, and the electric control switching valves are controlled by the MCU;

n adsorption towers are arranged in parallel, and N is more than or equal to 3.

The electric control switching valve is an opening valve.

The water bath filter also comprises a temperature sensor and a water bath heater, the temperature sensor is connected with the MCU, and the water bath heater is controlled by the MCU.

An oxygen sensor is arranged at the outlet of the water bath filter.

The MCU is connected with a communication module; the communication module is a wifi module or a 5G communication module.

In addition, the control method of the household oxygen generator comprises the following control steps:

(1) controlling the N adsorption towers to work alternately by a time-sharing control mechanism; n is 4;

(2) the valve opening of the electric control switching valve is controlled through oxygen content detection, and the content of output oxygen is controlled to be constant. The temperature of the output oxygen is realized by controlling the water temperature in the water bath filter.

And remote monitoring and remote control are realized through the communication module.

The MCU is a micro controller Unit (Microcontroller Unit), also called a Single Chip Microcomputer (CPU), or a Single Chip Microcomputer (MCU), which properly reduces the frequency and specification of a Central Processing Unit (CPU), and integrates peripheral interfaces such as a memory (memory), a counter (Timer), a USB, an a/D converter, a UART, a PLC, a DMA, and the like, and even an LCD driving circuit on a Single Chip to form a Chip-level computer, thereby performing different combination control for different applications. Such as mobile phones, PC peripherals, remote controls, to automotive electronics, industrial stepper motors, robotic arm controls, etc., see the silhouette of the MCU.

In the invention, the adopted MCU is a DSP, an ARM processor and the like.