WO2024040488A1

WO2024040488A1 - Backpack ventilator for preventing respiratory infectious disease

Info

Publication number: WO2024040488A1
Application number: PCT/CN2022/114660
Authority: WO
Inventors: 隆剑猛; 隆一罕
Original assignee: 苏州银雀智能科技有限公司
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2024-02-29

Abstract

A backpack ventilator for preventing respiratory infectious disease, comprising an air inlet disinfection and sterilization assembly, and an air outlet disinfection and sterilization assembly. The air inlet disinfection and sterilization assembly and the air outlet disinfection and sterilization assembly are connected by means of an air treatment assembly, the air treatment assembly being connected to a mask (10) by means of a mouth and nose respirator interface (11). The air inlet disinfection and sterilization assembly and the air outlet disinfection and sterilization assembly are both disposed in a backpack. The backpack ventilator has a simple structure and is easy to implement. It can not only help a user purify the air during inhaling and exhaling processes, but also help the user supply oxygen, so as to facilitate the user using it in different scenarios and reducing the chance of being infected by viruses, thereby improving the performance of the backpack ventilator. In addition, it can also form a backpack-powered emergency treatment apparatus, preventing a lithium battery (7) from being unable to output power in an emergency to cause the backpack ventilator unusable, thus ensuring the continued use of the backpack ventilator.

Description

A backpack ventilator for preventing respiratory infectious diseases

Technical field

The present invention relates to the technical field of backpack ventilators, and in particular to a backpack ventilator for preventing respiratory infectious diseases.

Background technique

With the current spread and infection of COVID-19 across the world, accompanied by the death of a large number of people, it has had an unprecedented and huge impact on human survival and activities. Currently, countries around the world are experiencing serious shortages of the main means of epidemic prevention, such as medical personnel and medical equipment. The widely used epidemic prevention method of "wearing a mask" can no longer meet the needs of patients with "NAH" positive patients. Positive cases have been identified. People with COVID-19 and asymptomatic infections are still widely active in society without knowing it, increasing the chance of infection.

In order to reduce the chance of infection, medical ventilators need to be used to disinfect the user's inhalation and exhalation. However, existing medical ventilators are large in size and inconvenient to move, making it inconvenient for users to move outdoors and reducing the risk of infection. The purpose of the ventilator.

Contents of the invention

The purpose of the present invention is to provide a backpack ventilator for preventing respiratory infectious diseases. It has a simple structure and is easy to carry. It can not only help the user to purify the air during the process of inhalation and exhalation, but also help the user to supply oxygen. It is convenient for users to use in different occasions and can reduce the chance of being infected by viruses. It improves the performance of backpack ventilators, greatly improves employment opportunities and range of activities, and can also form an emergency treatment device powered by backpacks. This prevents the lithium battery from being unable to output power in an emergency and causing the backpack machine to become unusable, thus ensuring the continued use of the backpack ventilator.

In order to achieve the above object, the present invention provides a backpack ventilator for preventing respiratory infectious diseases, which includes an air inlet sterilization and sterilization component and an outlet sterilization and sterilization component. It is connected through a gas processing component, and a mask is connected to the gas processing component through an oronasal respirator interface. The air inlet disinfection and sterilization component and the air outflow sterilization and sterilization component are both installed in a backpack, and a power supply component is provided in the backpack. and oxygen supply components.

Further, the air intake sterilization and sterilization assembly is composed of a micro fan, an air sterilization filter tank for Chinese herbal medicine powder, a micro fan connection line, a first air inlet pipe and a second air inlet pipe. The micro fan is fixed on the outer wall of the backpack. The air sterilization filter tank for the Chinese herbal medicine powder is arranged inside the backpack, the micro fan connection line is electrically connected to the micro fan, the other end of the micro fan connection line is electrically connected to the power supply component, the first air inlet pipe and The second air inlet pipe is arranged on the Chinese herbal medicine powder air sterilization filter pool, the micro fan is fixed on one end of the first air inlet pipe, and the other end of the second air inlet pipe is connected to the oxygen supply assembly.

Further, the air sterilization and sterilization component is composed of a micro exhaust fan, a compound sterilizing gas filter pool and a hose. The micro exhaust fan is fixed on the outer wall of the backpack, and the compound sterilizing gas filter pool is set inside the backpack. , the hose is communicated with the compound sterilizing gas filter pool, and the other end of the hose is communicated with the gas treatment component.

Further, the oxygen supply assembly is composed of an oxygen bottle and a gas mixing box. The oxygen bottle is arranged inside the backpack. The gas mixing box is arranged on the second air inlet pipe. The oxygen bottle is mixed with gas through a connecting pipe. Box communication settings.

Further, the gas treatment component is composed of an exchanger, an inlet ball valve and an air outlet valve. The exchanger is arranged inside the backpack. The second air inlet pipe and hose are connected to the exchanger. The inlet ball valve is arranged At the communication point between the exchanger and the second air inlet pipe, the air outlet valve is provided at the communication point between the exchanger and the hose, and the exchanger is connected to the mouth and nose breathing mask interface.

Further, the power supply component is composed of a lithium battery, a charger and a charging socket. The lithium battery and charger are fixed inside the backpack. The charger and the lithium battery are electrically connected. The charging socket is connected to the lithium battery. are electrically connected, and the lithium battery is provided with an emergency treatment device.

Further, an elastic soft mesh is provided on the inner wall of the exchanger, and the elastic soft mesh is arranged on the top of the inlet ball valve.

Further, the micro fan and micro exhaust fan are provided with filters.

Further, a control valve switch is provided on the connecting pipe on the oxygen bottle.

Further, the emergency treatment device is composed of a first operation box, a second operation box, conventional wires, a fixed conductive plate, a sliding conductive plate, an iron rod, a spring and a spare wire. The first operation box and the second operation box Set inside the backpack, the conventional electric coil is set on the first operating box, the fixed conductive plate is fixed on the second operating box, the sliding conductive plate is slidingly connected on the second operating box, and the iron rod is fixed On the sliding conductive plate, the other end of the iron rod is set inside the first operating box, the spring is set on the side wall of the iron rod, and there are two backup wires. The backup wires are different from the conventional ones. The wires are connected in parallel, and the two backup wires are electrically connected to the fixed conductive plate and the sliding conductive plate respectively. The other ends of the two spare wires are electrically connected to a backup battery, and the backup battery is arranged inside the backpack. , an alarm is connected to the backup wire.

The beneficial effects brought by the technical solution provided by the present invention are:

(1) Through the settings of the Chinese herbal medicine powder air sterilization filter tank, the compound sterilizing gas filter tank, the air outlet valve and the inlet ball valve, when the user uses the backpack ventilator to inhale, the front part of the mask protrudes into the cavity. It generates low-pressure suction, and inhales the air outside the backpack under the action of the internal air pressure through the mouth and nose breathing mask interface, the first air inlet pipe and the second air inlet pipe. The inhaled gas is sterilized by the Chinese herbal medicine air disinfection filter pool and then passes through the mouth and nose breathing mask. The interface enters the mask, completing an inhalation process from the sterilized and sterilized air-oxygen mixture into the mouth and into the lungs; when the user exhales using a backpack ventilator, due to the discharge of gas from the mouth and nose, the air pressure in the mask increases. It enters the exchanger through the mouth and nose respirator interface, enters the compound disinfection gas filter tank through the hose, completes the sterilization and exhausts it through the micro exhaust fan. The entire backpack ventilator has a simple structure and is easy to implement. It can not only help The user can purify the air during the process of inhaling and exhaling, and can also help the user with oxygen supply, which is convenient for the user to use in different situations and can reduce the chance of being infected by viruses, improving the use of backpack ventilators. performance.

(2) Through the settings of chargers, lithium batteries and charging sockets, when the backpack ventilator is not in use or is short of power, connect the charging socket to the external power input terminal and pass the external power through the charging socket. Transferred to a charger and ultimately stored on a lithium battery, allowing the backpack ventilator to be reused multiple times.

(3) Through the arrangement of conventional wires, spare wires, fixed conductive plates and sliding conductive plates, when the backpack ventilator is in normal use, the conventional wires are energized, causing a magnetic field to be generated on the conventional wires, and the iron rod is moved under the action of electromagnetic force. The attraction separates the fixed conductive plate and the sliding conductive plate. When the lithium battery suddenly loses power or there is no power output inside the lithium battery, there is no current on the conventional wires, and the iron rod resets under the elastic force of the spring. The fixed conductive plate and the sliding conductive plate are offset, and the circuit between the backup wire and the backup battery is connected to provide continuous power supply for the backpack. This prevents the lithium battery from being unable to output power in an emergency and causing the backpack machine to become unusable. This is a backpack-type breathing machine. The continued use of the machine is guaranteed.

The technical solution of the present invention will be further described in detail below through the accompanying drawings and examples.

Description of drawings

Figure 1 is a schematic diagram of the overall appearance and structure of an embodiment of a backpack ventilator for preventing respiratory infectious diseases according to the present invention;

Figure 2 is a schematic structural diagram of an emergency treatment device according to an embodiment of a backpack ventilator for preventing respiratory infectious diseases according to the present invention;

In the picture: 1. Micro fan; 2. Chinese herbal medicine powder air disinfection filter tank; 3. Micro fan connection cable; 4. Micro exhaust fan; 5. Compound disinfection gas filter tank; 6. Charging socket; 7. Lithium battery; 701. First operating box; 702. Second operating box; 703. Conventional wires; 704. Fixed conductive plate; 705. Sliding conductive plate; 706. Iron rod; 707. Spring; 708. Spare wire; 8. Charger; 9. Hose; 10. Mask; 11. Mouth and nose respirator interface; 12. Exhaust valve; 13. Exchanger; 14. Inlet ball valve; 15. Gas mixing box; 16. Control valve switch; 17. Oxygen cylinder.

Detailed ways

The technical solution of the present invention will be further described below through the drawings and examples.

As shown in Figure 1-2, this embodiment provides a backpack ventilator for preventing respiratory infectious diseases, including an inlet sterilization and sterilization component and an outlet sterilization and sterilization component. They are connected through a gas processing component. The gas processing component is connected to the mask 10 through the mouth and nose respirator interface 11. The inlet air sterilization and sterilization components and the outlet sterilization and sterilization components are both arranged in the backpack. The backpack is provided with a power supply component and a power supply. Oxygen components.

The air intake disinfection and sterilization assembly consists of a micro fan 1, an air sterilization filter tank 2 for minced Chinese herbal medicine, a micro fan connection line 3, a first air inlet pipe and a second air inlet pipe. The micro fan 1 is fixed on the outer wall of the backpack, and the minced Chinese herbal medicine is fixed on the outer wall of the backpack. The air disinfection filter tank 2 is arranged inside the backpack, the micro fan connecting wire 3 is electrically connected to the micro fan 1, the other end of the micro fan connecting wire 3 is electrically connected to the power supply component, the first air inlet pipe and the second air inlet pipe are arranged in the Chinese herbal medicine On the ground air sterilization filter pool 2, the micro fan 1 is fixed at one end of the first air inlet pipe, and the other end of the second air inlet pipe is connected to the oxygen supply component. The inhaled air is sterilized and disinfected through the Chinese herbal medicine air disinfection filter pool 2. processing to reduce the user's chance of being infected by the virus.

The air sterilization and sterilization component is composed of a micro exhaust fan 4, a compound sterilizing gas filter pool 5 and a hose 9. The micro exhaust fan 4 is fixed on the outer wall of the backpack, the compound sterilizing gas filter pool 5 is set inside the backpack, and the hose 9 The other end of the hose 9 is communicated with the gas treatment component. The combined sterilizing gas filter pool 5 sterilizes and disinfects the gas discharged by the user to facilitate air purification.

The oxygen supply assembly is composed of an oxygen bottle 17 and a gas mixing box 15. The oxygen bottle 17 is set inside the backpack. The gas mixing box 15 is set on the second air inlet pipe. The oxygen bottle 17 is connected to the gas mixing box 15 through a connecting pipe to facilitate Provides oxygen supply to backpack users so that the backpack can be used in many different situations.

The gas treatment component is composed of an exchanger 13, an inlet ball valve 14 and an outlet valve 12. The exchanger 13 is arranged inside the backpack. The second air inlet pipe and hose 9 are connected to the exchanger 13. The inlet ball valve 14 is arranged on the exchanger 13. At the communication point with the second air inlet pipe, the air outlet valve 12 is provided at the communication point between the exchanger 13 and the hose 9. The exchanger 13 is connected to the mouth and nose breathing mask interface 11, mainly to facilitate the inhaled gas and the discharged gas. Separate distinctions to prevent confusion.

The power supply component is composed of a lithium battery 7, a charger 8 and a charging socket 6. The lithium battery 7 and the charger 8 are fixed inside the backpack. The charger 8 and the lithium battery 7 are electrically connected, and the charging socket 6 and the lithium battery 7 are electrically connected. Electrically connected, the lithium battery 7 is provided with an emergency treatment device. When the backpack ventilator is not in use or is short of power, the charging socket 6 is connected to the external power input terminal, and the external electric energy is transmitted through the charging socket 6 to the charger 8 and finally stored on the lithium battery 7 to facilitate repeated use of the backpack ventilator.

An elastic soft net is provided on the inner wall of the exchanger 13, and the elastic soft net is arranged on the top of the inlet ball valve 14, mainly to limit the position of the inlet ball valve 14.

The micro fan 1 and the micro exhaust fan 4 are provided with filters, mainly to facilitate filtering of some impurity dust.

The connecting pipe on the oxygen cylinder 17 is provided with a control valve switch 16 to facilitate the user to control the supply speed of oxygen according to his own usage.

The emergency treatment device consists of a first operating box 701, a second operating box 702, conventional wires 703, a fixed conductive plate 704, a sliding conductive plate 705, an iron rod 706, a spring 707 and a backup wire 708. The first operating box 701 and the second The operation box 702 is arranged inside the backpack, the conventional wire 703 is looped around the first operation box 701, the fixed conductive plate 704 is fixed on the second operation box 702, the sliding conductive plate 705 is slidingly connected to the second operation box 702, and the iron rod 706 is fixed on the sliding conductive plate 705. The other end of the iron rod 706 is arranged inside the first operating box 701. The spring 707 is set on the side wall of the iron rod 706. There are two spare wires 708, and the spare wires 708 and The conventional wires 703 are connected in parallel, and the two backup wires 708 are electrically connected to the fixed conductive plate 704 and the sliding conductive plate 705 respectively. The other ends of the two spare wires 708 are electrically connected to a backup battery, and the backup battery is set inside the backpack. , an alarm is connected to the backup wire 708 to prevent the lithium battery 7 from being unable to output power in an emergency and causing the backpack to be unusable, ensuring the continued use of the backpack ventilator, and promptly reminding the user of the lithium battery 7 through the alarm Insufficient power.

When the backpack ventilator is in use, first of all, when the user uses the backpack ventilator to inhale, low-pressure suction will be generated in the protruding cavity at the front of the mask 10, and the suction force will pass through the oronasal respirator interface 11, the first air inlet pipe and the third Under the action of the internal air pressure of the second air inlet pipe, the air outside the backpack is inhaled. The inhaled gas enters the Chinese herbal medicine powder air sterilization filter tank 2 through the filter plate and the micro fan 1 on the first air intake pipe. The Chinese herbal medicine powder air sterilization filter tank 2 is inside. The gas has been sterilized and sterilized for a short time under the action of the mixed herbs, and then enters the gas mixing box 15 through the second air inlet pipe. At this time, the amount of oxygen entering the gas mixing box 15 inside the oxygen cylinder 17 is controlled by the control valve switch 16. After the oxygen is mixed with the gas in the gas mixing box 15, the inlet valve 14 in the exchanger 13 is sucked up. At this time, the outlet valve 12 is closed due to the instantaneous low pressure inside the exchanger 13, and the sterilized mixed gas is passed through the mouth. The nasal breathing mask interface 11 enters the mask 10 to complete an inhalation process from the sterilized and sterilized air-oxygen mixed gas into the mouth to the lungs;

Then, when the user exhales using the backpack ventilator, due to the discharge of gas from the oronasal cavity, the air pressure in the mask 10 increases and enters the inside of the exchanger 13 through the oronasal respirator interface 11. Under the action of the internal air pressure of the exchanger 13 , sink the inlet ball valve 14, close the second air inlet pipe, and at the same time open the air outlet valve 12, and enter the compound sterilizing gas filter pool 5 through the hose 9. The compound sterilizing gas filter pool 5 contains compound sterilizing liquid water, and the gas passes through The filtered liquid in the compound disinfection gas filter pool 5 overflows, completes the sterilization and is discharged through the micro exhaust fan 4. The entire backpack ventilator has a simple structure and is easy to implement, and can help the user to inhale and exhale. Air purification during the process can also help users supply oxygen, making it easier for users to use it on different occasions, reducing the chance of being infected by viruses, and improving the performance of the backpack ventilator;

Finally, when the backpack ventilator is not in use or lacks power, the charging socket 6 is connected to the external power input terminal, and the external power is transmitted to the charger 8 through the charging socket 6 and finally to the lithium battery 7 Storage is carried out to facilitate repeated use of the backpack ventilator; when the backpack ventilator is in normal use, the conventional wire 703 is energized, causing a magnetic field to be generated on the conventional wire 703, and the iron rod 706 is attracted and fixed under the action of electromagnetic force. The conductive plate 704 and the sliding conductive plate 705 are separated. When the lithium battery 7 suddenly loses power or there is no power output inside the lithium battery 7, there is no current on the conventional wire 703, and the iron rod 706 acts under the elastic force of the spring 707. Reset is performed below, and the fixed conductive plate 704 and the sliding conductive plate 705 are offset, so that the circuit between the backup wire 708 and the backup battery is connected to continuously power the backpack, so as to avoid the inability of the lithium battery 7 to output power in an emergency and cause the backpack to The ventilator cannot be used, which guarantees the continued use of the backpack ventilator.

The backpack ventilator for preventing respiratory infectious diseases provided by the present invention can also greatly liberate labor productivity, allowing people with mild illnesses to continue employment and activities.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: The technical solution of the present invention may be modified or equivalently substituted, but these modifications or equivalent substitutions cannot cause the modified technical solution to depart from the spirit and scope of the technical solution of the present invention.

Claims

A backpack ventilator for preventing respiratory infectious diseases, which is characterized by:

It includes an air inlet sterilization and sterilization assembly and an air outlet sterilization and sterilization assembly. It is characterized in that: the air inlet sterilization and sterilization assembly and the air outlet sterilization and sterilization assembly are connected through a gas treatment assembly, and the gas treatment assembly breathes through the mouth and nose. A mask is connected to the mask interface, and the air inlet sterilization and sterilization components and the air outlet sterilization and sterilization components are arranged in a backpack. A power supply component and an oxygen supply component are arranged in the backpack.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: the air inlet sterilization and sterilization assembly consists of a micro fan, an air sterilization filter tank for Chinese herbal medicine powder, a micro fan connecting line, and a first inlet air sterilization filter. It consists of a trachea and a second air inlet pipe. The micro fan is fixed on the outer wall of the backpack. The Chinese herbal medicine powder air sterilization filter pool is set inside the backpack. The micro fan connection line is electrically connected to the micro fan. The micro fan The other end of the connection line is electrically connected to the power supply component. The first air inlet pipe and the second air inlet pipe are arranged on the Chinese herbal medicine powder air sterilization filter tank. The micro fan is fixed on one end of the first air inlet pipe. The second air inlet pipe is The other end of the air inlet pipe is connected to the oxygen supply assembly.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: the air outlet sterilization and sterilization assembly is composed of a micro exhaust fan, a compound sterilizing gas filter tank and a hose, and the micro exhaust The fan is fixed on the outer wall of the backpack, the compound sterilizing gas filter pool is arranged inside the backpack, the hose is communicated with the compound sterilizing gas filter pool, and the other end of the hose is communicated with the gas treatment component.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: the oxygen supply component is composed of an oxygen bottle and a gas mixing box, the oxygen bottle is arranged inside the backpack, and the gas mixing box The oxygen bottle is arranged on the second air inlet pipe and communicates with the gas mixing box through a connecting pipe.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: the gas processing component is composed of an exchanger, an inlet ball valve and an air outlet valve, the exchanger is arranged inside the backpack, and the The second air inlet pipe and hose are connected to the exchanger, the inlet ball valve is arranged at the communication point between the exchanger and the second air inlet pipe, the air outlet valve is arranged at the communication point between the exchanger and the hose, the exchanger Connected to the mouth and nose respirator interface.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: the power supply component is composed of a lithium battery, a charger and a charging socket, and the lithium battery and charger are fixed inside the backpack, so The charger is electrically connected to the lithium battery, the charging socket is electrically connected to the lithium battery, and the lithium battery is provided with an emergency treatment device.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: an elastic soft net is provided on the inner wall of the exchanger, and the elastic soft net is arranged on the top of the inlet ball valve.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: an elastic soft net is provided on the inner wall of the exchanger, and the elastic soft net is arranged on the top of the inlet ball valve.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: the connecting pipe on the oxygen bottle is provided with a control valve switch.
A backpack ventilator for preventing respiratory infectious diseases according to claim 1, characterized in that: the emergency treatment device consists of a first operating box, a second operating box, conventional wires, fixed conductive plates, sliding conductive plates, iron It consists of rods, springs and spare wires. The first operation box and the second operation box are arranged inside the backpack, the conventional electric coil is arranged on the first operation box, and the fixed conductive plate is fixed on the second operation box. The sliding conductive plate is slidingly connected to the second operating box, the iron rod is fixed on the sliding conductive plate, the other end of the iron rod is arranged inside the first operating box, and the spring is sleeved on the iron rod On the side wall, two spare wires are provided, and the spare wires are connected in parallel with the conventional wires. The two spare wires are electrically connected to the fixed conductive plate and the sliding conductive plate respectively. The two spare wires The other end of the backpack is electrically connected to a backup battery, the backup battery is arranged inside the backpack, and the backup wire is connected to an alarm.