CN212700129U

CN212700129U - Infectious disease patient respiratory discharge pathogen collecting, inactivating and auxiliary breathing equipment

Info

Publication number: CN212700129U
Application number: CN202020245666.4U
Authority: CN
Inventors: 杨明亮; 苗琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2021-03-16
Anticipated expiration: 2030-03-03

Abstract

The utility model discloses an infectious disease patient breathes and discharges pathogen collection, deactivation and supplementary respiratory equipment, which comprises a face mask, the face mask is connected with breathing pipe and exhaling pipe respectively, on the breathing pipe and all be provided with the check valve on the exhaling pipe, air purifier is connected to the breathing pipe, exhaling union coupling has high temperature degassing unit. The utility model has the advantages that: the air purifier conveys fresh air into the mask through the air suction pipe to improve ventilation of a patient, exhaled waste gas containing pathogens is collected through the exhalation pipe and conveyed into the high-temperature disinfection device, the pathogens in the gas are killed through high temperature, and the gas is discharged outwards; the equipment can effectively inactivate microorganisms such as bacteria, fungi, viruses and the like, has the characteristic of low cost, can effectively isolate and protect patients, and can reduce the pollution of the patients to the environment.

Description

Infectious disease patient respiratory discharge pathogen collecting, inactivating and auxiliary breathing equipment

Technical Field

The utility model relates to a technical field of auxiliary respiratory equipment particularly, relates to an infectious disease patient breathes and discharges pathogen and collect, deactivation and auxiliary respiratory equipment.

Background

Microorganisms enter human bodies easily through human breath, infect respiratory tracts and lungs, and cause diseases. The highly pathogenic microorganisms (drug-resistant bacteria, SARS, new coronavirus, etc.) infect patients, causing serious diseases, and they are amplified in the patients and released by respiration to become the source of infection. The gas exhaled by the patient pollutes the ward environment, and causes medical care and cross infection of the patient, which is very serious. Patients are isolated at home, and infection of many people in the family is often caused, so that difficulty in prevention and treatment and social panic are brought.

Air has fluidity, air pollution is easy to diffuse, and at present, medical workers mainly adopt masks and protective clothing to shield pathogens in the air. To inpatient and keep apart the patient at home, the suggestion patient wears the gauze mask, but severe patient, breathes the difficulty, coughs seriously, wears the gauze mask extremely for uncomfortable, and the gauze mask is worn to the biggest problem, has certain effect to preventing that patient's respiratory tract secretion splash, nevertheless can not prevent its respiratory polluted environment. In addition, when a patient wears the mask, a large number of pathogens are accumulated in the respiratory tract and the lung of the patient, and the condition of the patient is aggravated.

The air pollution treatment method in the target gas storage area mainly comprises air filtration and purification, ventilation, ultraviolet disinfection and the like. The surface of the object is polluted by spraying or wiping with a chemical disinfectant. However, these conventional treatments are limited to patients with respiratory infections that sustain the release of pathogens and there is currently no effective direct treatment.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem among the correlation technique, the utility model provides an infectious disease patient breathes and discharges pathogen collection, deactivation and supplementary respiratory equipment can directly be used for the patient, when the patient breathes, coughs, can directly collect the pathogen of emission and the deactivation, has low-cost characteristics, can effectual isolation, protection patient, simultaneously reducible patient to the pollution of environment.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

the utility model provides an infectious disease patient breathes and discharges pathogen and collect, deactivation and supplementary respiratory equipment, includes the face guard, the face guard is connected with breathing pipe and exhale pipe respectively, on the breathing pipe and all be provided with the check valve on the exhale pipe, air purifier is connected to the breathing pipe, exhale union coupling has high temperature degassing unit.

Further, the face guard is semi-enclosed, the face guard includes the upper chamber that corresponds with the nose portion and the lower chamber that corresponds with oral cavity portion, the upper chamber is connected the breathing pipe, the lower chamber is connected the exhaling pipe.

Furthermore, the check valve includes a valve body, an elastic valve is fixedly arranged in the valve body, the valve body is respectively connected with two adapter tubes, the elastic valve is located between the two adapter tubes, the elastic valve is provided with a working surface which is in sealing contact with one of the adapter tubes, a plurality of gas circulation holes are formed in the elastic valve, and the working surface is located in an area surrounded by the plurality of gas circulation holes.

Further, the valve body comprises a first shell and a second shell, the first shell is fixedly connected with the second shell, the elastic valve is clamped between the first shell and the second shell, and the first shell and the second shell are respectively connected with one adapter tube.

Further, the high-temperature disinfection device comprises a box body, the lower part of box is provided with the gas outlet, be provided with the disinfection room in the box, the disinfection room includes the gaseous storage area of lower part and the high-temperature disinfection district on upper portion, the sub-unit connection in gaseous storage area exhales the pipe, the gaseous storage area is through vertical disinfection pipe intercommunication the high-temperature disinfection district, be provided with the lower extreme in the high-temperature disinfection district and stretch into the electric heating rod in the disinfection pipe, the lower part in high-temperature disinfection district is provided with the gas vent.

Further, the air outlet is communicated with the air outlet through an S-shaped air flow passage, the air flow passage comprises a ring plate, the bottom of the ring plate is fixedly connected with the inner wall of the box body, and the ring plate is positioned outside the disinfection chamber.

Furthermore, a heat insulation layer is attached to the inner wall of the high-temperature disinfection area.

Furthermore, a standby heating pipe is arranged around the exterior of the disinfection pipe, and a mesh-shaped or pore-shaped heat conduction material is filled between the heat insulation layer and the standby heating pipe.

Furthermore, thermocouples are arranged in the air flow channel and the high-temperature disinfection area, the thermocouples and the electric heating rod are connected with a controller, and the controller comprises a power switch, a PID temperature controller and a plurality of relays.

Furthermore, a fan and a throttle valve are respectively arranged on the air suction pipe and the air expiration pipe, and the air purifier and the fan are both connected with the controller.

The utility model has the advantages that: the air purifier conveys fresh air into the mask through the air suction pipe to improve ventilation of a patient, exhaled waste gas containing pathogens is collected through the exhalation pipe and conveyed into the high-temperature disinfection device, the pathogens in the gas are killed through high temperature, and the gas is discharged outwards; the equipment can effectively inactivate microorganisms such as bacteria, fungi, viruses and the like, has the characteristic of low cost, can effectively isolate and protect patients, and can reduce the pollution of the patients to the environment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of an infectious disease patient respiratory emission pathogen collection, inactivation and assisted respiration apparatus according to an embodiment of the present invention;

fig. 2 is a first schematic view of a check valve according to an embodiment of the present invention;

fig. 3 is a second schematic view of a check valve according to an embodiment of the present invention;

fig. 4 is a schematic view of an elastic valve according to an embodiment of the present invention;

fig. 5 is a schematic block diagram of a controller according to an embodiment of the present invention;

fig. 6 is a circuit diagram of a controller according to an embodiment of the present invention.

In the figure:

1. a face mask; 2. an air intake duct; 3. an exhalation tube; 4. a one-way valve; 5. an air purifier; 6. a first housing; 7. a second housing; 8. an elastic valve; 9. a transfer tube; 10. a gas flow aperture; 11. a box body; 12. an air outlet; 13. a disinfection tube; 14. an electrical heating rod; 15. a ring plate; 16. a thermal insulation layer; 17. a thermally conductive material; 18. a thermocouple; 19. a controller; 20. a fan; 21. a throttle valve; 22. an oxygen inhalation port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 all belong to the protection scope of the present invention.

As shown in fig. 1-6, according to the embodiment of the utility model provides an infectious disease patient breathes and discharges pathogen collection, deactivation and supplementary respiratory equipment, including face guard 1, face guard 1 is connected with breathing pipe 2 and exhaling pipe 3 respectively, on breathing pipe 2 and all be provided with check valve 4 on exhaling pipe 3, breathing pipe 2 is connected with air purifier 5, exhaling pipe 3 is connected with high temperature degassing unit.

In a specific embodiment of the present invention, the face mask 1 is semi-enclosed, the face mask 1 includes an upper chamber corresponding to the nose and a lower chamber corresponding to the mouth, the upper chamber is connected to the inhalation tube 2, and the lower chamber is connected to the exhalation tube 3.

In a specific embodiment of the present invention, the check valve 4 includes a valve body, an elastic valve 8 is fixedly disposed in the valve body, the valve body is connected with two adapter tubes 9, the elastic valve 8 is located between the two adapter tubes 9, the elastic valve 8 has a working surface in sealing contact with the adapter tubes 9, a plurality of gas flow holes 10 are disposed on the elastic valve 8, and the working surface is located in an area surrounded by the gas flow holes 10.

In a specific embodiment of the present invention, the valve body includes a first housing 6 and a second housing 7, the first housing 6 is fixedly connected to the second housing 7, the elastic valve 8 is clamped between the first housing 6 and the second housing 7, and the first housing 6 and the second housing 7 are respectively connected to the adapter tube 9.

In a specific embodiment of the utility model, the high temperature degassing unit includes box 11, the lower part of box 11 is provided with gas outlet 12, be provided with the disinfection room in the box 11, the disinfection room includes the gaseous storage area of lower part and the high temperature disinfection district on upper portion, the sub-unit connection in gaseous storage area exhales pipe 3, the gaseous storage area is through vertical disinfection pipe 13 intercommunication the high temperature disinfection district, be provided with the lower extreme in the high temperature disinfection district and stretch into the electrical heating rod 14 in the disinfection pipe 13, the lower part in high temperature disinfection district is provided with the gas vent.

In a specific embodiment of the present invention, the exhaust port communicates with the gas outlet 12 through an S-shaped air flow passage, the air flow passage includes a ring plate 15, the bottom of the ring plate 15 is fixedly connected to the inner wall of the box 11, and the ring plate 15 is located outside the sterilizing chamber.

In a particular embodiment of the invention, a heat insulating layer 16 is attached to the inner wall of the high temperature sterilization zone.

In a specific embodiment of the present invention, a backup heating pipe is surrounded outside the disinfection pipe 13, and a heat conduction material 17 in a mesh or pore shape is filled between the heat insulation layer 16 and the backup heating pipe.

In a specific embodiment of the present invention, a thermocouple 18 is disposed in the air flow channel and the high temperature sterilization zone, the thermocouple 18 and the electric heating rod 14 are connected to a controller 19, and the controller 19 includes a power switch, a PID temperature controller and a plurality of relays.

In a specific embodiment of the present invention, the inhalation tube 2 and the exhalation tube 3 are respectively provided with a fan 20 and a throttle valve 21, and the air purifier 5 and the fan 20 are both connected to the controller 19.

For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.

Infectious disease patient breathe and discharge pathogen and collect, inactivate and supplementary respiratory equipment (this equipment is abbreviated for short below) and be used for pathogenic microorganism to infect respiratory patient's direct protection and isolation. The device is portable and can be used in hospital wards and in the indoor environment of a house.

The equipment comprises four basic units, namely a semi-closed mask unit, a gas discharge and recovery unit, an electric heating high-temperature disinfection unit, an air purification unit and the like, wherein the four basic units are integrated together.

Semi-enclosed face guard unit, including face guard 1 and elastic webbing, face guard 1 matches facial characteristic, can cover nose, mouth, and face guard 1 can realize fixing after around the pillow and behind the neck through the elastic webbing. The face mask 1 is a medical noninvasive ventilation plastic face mask which is divided into an upper chamber (nose part) and a lower chamber (oral cavity part), wherein the upper chamber is provided with an air suction port, and the lower chamber is provided with an exhalation port.

The air suction port is connected with the air suction pipe 2 and is used for receiving fresh air and oxygen; the exhaling port is connected with an exhaling pipe 3 and is used for collecting waste gas discharged by the exhaling port and the nose, and the inhaling pipe 2 and the exhaling pipe 3 are respectively provided with a one-way valve 4 for controlling the unidirectional flow of air flow. The clean air supplied from the suction pipe 2 flows into the upper chamber through the suction port to supply air through the check valve 4. The spare oxygen inhalation port 22 is opened beside the air inhalation port. The expired waste gas flows into the expiration pipe 3 through the expiration port and the one-way valve 4. When breathing in, the one-way valve 4 on the breathing tube 2 is opened, and the one-way valve 4 on the expiration tube 3 is closed, and when breathing out, the one-way valve 4 on the breathing tube 2 is closed, and the one-way valve 4 on the expiration tube 3 is opened. The one-way valve 4 is a one-way bionic valve, and the triggering mechanism of the opening and closing of the one-way valve is the change of the pressure in the mask during inspiration and expiration.

The structure characteristics of one-way bionic valve are short cylindric, and the both ends of one-way bionic valve are different switching pipes 9, and the core part is a circular shape elasticity valve 8, and elasticity valve 8 adopts the silica gel membrane of 0.3mm thick to make, and the periphery of elasticity valve 8 is opened has a plurality of gas flow holes 10 to it is fixed through radial, elasticity tendon form structure. If the air flows back, the elastic valve 8 is in sealing contact with one of the adapter tubes 9, so that the function of one-way stopping is realized. The working mechanism of the one-way bionic valve is similar to that of a heart-shaped valve. Through the one-way bionic valve, a certain positive pressure can be maintained in the mask 1.

The gas discharging and recovering unit comprises an expiration pipe 3, a one-way valve 4, a fan 20, a barometer and a throttle valve 21, wherein the expiration pipe 3 is a medical connecting hose, and the fan 20 is used for sucking gas exhaled from the mask 1 into the expiration pipe 3 and sending the gas into the high-temperature disinfection unit. The negative pressure and the flow in the expiration pipe 3 can be adjusted by adjusting the wind power of the fan 20, the patient can be helped to obtain ideal breathing comfort after the negative pressure and the flow are matched with the one-way valve 4, and the barometer is used for measuring the pressure in the expiration pipe 3.

The high-temperature disinfection unit comprises a high-temperature disinfection device, the high-temperature disinfection device comprises a box body 11, the box body 11 is designed in a sealing structure, the box body 11 is of a double-layer structure, and stainless steel materials have the functions of heat insulation and improvement of heat energy utilization efficiency. The core component of the high-temperature disinfection device is a central stainless steel disinfection chamber. The disinfection chamber is functionally divided into: a gas storage zone and a high temperature sterilization zone. The gas storage area can store collected gas, preheat the gas, is positive pressure in a working state, and drives the gas to flow into the high-temperature disinfection area through the positive pressure. The high-temperature disinfection area is a high-temperature heat-extinguishing tank, an electric heating rod 14 and a standby heating pipe are arranged in the high-temperature disinfection area, and a mesh-shaped or pore-shaped heat conduction material 17 is filled in the high-temperature disinfection area. The mesh or porous thermally conductive material 17 is preferably stainless steel wire balls. The heat conducting material 17 can increase the time for the pathogens in the flowing gas to contact with the heat, and simultaneously increase the contact collision frequency of the pathogens and the high-temperature material, thereby improving the disinfection effect. The gas flowing from the gas storage area can inactivate pathogens in the gas by high temperature as it passes through the pores of the thermally conductive material 17. A thermocouple 18 is arranged in the high-temperature heat-extinguishing tank, and the thermocouple 18 is used for feedback adjustment of the work of the electric heating rod 14 or the backup heating pipe. The high-temperature gas flowing out of the high-temperature heat-extinguishing tank flows to the outside after passing through the S-shaped air flow channel, and the air flow channel is used for increasing the length of a gas outflow channel and has the functions of prolonging the gas heat action time and reducing the temperature. A thermocouple 18 is built into the air flow passage and the thermocouple 18 is used to monitor the room temperature, where the monitored temperature is used to assess the effectiveness of the heat-kill. The sterilizing gas is discharged through the gas outlet 12. The flow rate of the sterilization treatment gas of the high-temperature sterilization unit is about 50L/min.

The working temperature designed in the high-temperature heat extinguishing tank is 300-500 ℃. The exhaled gas flows into a gas storage area through the exhalation pipe 3, and the gas storage area can store the collected gas and preheat the gas, and the gas is in positive pressure in a working state. The gas is driven into the disinfection tube 13 by positive pressure. The electric heating rod 14 heats the gas in the disinfection tube 13, and the gas flowing from the gas storage area rises around the electric heating rod 14 and is guided into the high-temperature heat conduction material 17 in the tank from the top of the disinfection tube 13, so that the pathogens in the gas can be inactivated at high temperature.

The air cleaning unit includes an air cleaner 5, an air suction pipe 2, a check valve 4, a fan 20, a flow meter and throttle valve 21, and a filtering membrane. The air suction pipe 2 is a flexible corrugated pipe, and the fan 20 is used for discharging the air purified by the air purifier 5 into the air suction pipe 2 and sending the air into the mask 1. The positive pressure and the flow in the air suction pipe 2 can be adjusted by adjusting the wind power of the fan 20, the ideal breathing comfort of a patient can be obtained after the air suction pipe is matched with the one-way valve 4, and the flow meter is used for measuring the flow in the air suction pipe 2. An ultraviolet disinfection device is arranged in the air purifier 5, and the filtering pad can be disinfected. A filtering membrane is arranged in the air suction pipe 2, so that the aim of further purifying air can be fulfilled.

The controller 19 can realize the PID adjustment of the temperature in the high-temperature disinfection unit, and comprises a power switch, an alarm, two PID temperature controllers and a plurality of relays.

After the device is centralized (including the air purification unit), the size of the device is controlled to be 30 multiplied by 40 cm, and the device is convenient to carry.

When the air purifier is used specifically, fresh purified air is provided by the air purifying unit and is conveyed to the upper chamber of the mask 1 through the air suction pipe 2 to assist air supply. The expired air is collected in the lower chamber of the mask, is inhaled through the expiration pipe 3 and is conveyed to the high-temperature disinfection unit, and the expired air is discharged into the air after the pathogens are inactivated at high temperature. This equipment is direct to be collected the patient and breathes exhaust waste gas, utilizes the discharge behind the electric heat high temperature inactivation pathogen, simultaneously with filtration mode air-purifying, forms the equipment that can air feed and handle the respiratory discharge gas simultaneously. The device combines the air purification and the treatment of the respiratory exhaust gas, constructs the disinfection and isolation protective device for the direct use of the patients with respiratory infectious diseases, and can be directly used for the protection and isolation of single patients.

To sum up, with the aid of the above technical scheme of the utility model, can provide fresh air for respiratory tract infection patient, collect the pathogenic microorganism that patient's respiratory tract discharged simultaneously to through electric heat high temperature inactivation processing, can protect, keep apart the patient, avoid hospital ward and the air pollution of indoor environment at home.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The device for collecting, inactivating and assisting in breathing pathogens discharged by breathing of infectious disease patients comprises a face mask (1), wherein the face mask (1) is respectively connected with an air breathing pipe (2) and an air breathing pipe (3), the air breathing pipe (2) and the air breathing pipe (3) are respectively provided with a one-way valve (4), the device is characterized in that the air breathing pipe (2) is connected with an air purifier (5), the air breathing pipe (3) is connected with a high-temperature disinfection device, the high-temperature disinfection device comprises a box body (11), the lower part of the box body (11) is provided with an air outlet (12), a disinfection chamber is arranged in the box body (11), the disinfection chamber comprises a gas storage area at the lower part and a high-temperature disinfection area at the upper part, the lower part of the gas storage area is connected with the air breathing pipe (3), and the gas storage area is communicated, an electric heating rod (14) with the lower end extending into the sterilizing tube (13) is arranged in the high-temperature sterilizing area, and an exhaust port is arranged at the lower part of the high-temperature sterilizing area.

2. Infectious disease patient respiratory discharge pathogen collection, inactivation and assisted breathing apparatus according to claim 1, wherein the face mask (1) is semi-enclosed, the face mask (1) comprising an upper chamber corresponding to the nose connected to the inhalation tube (2) and a lower chamber corresponding to the mouth connected to the exhalation tube (3).

3. The infectious disease patient respiratory emission pathogen collection, inactivation and assisted respiration device according to claim 1, wherein the one-way valve (4) comprises a valve body, an elastic valve (8) is fixedly arranged in the valve body, the valve body is respectively connected with two adapter tubes (9), the elastic valve (8) is positioned between the two adapter tubes (9), the elastic valve (8) is provided with a working surface which is in sealing contact with one of the adapter tubes (9), the elastic valve (8) is provided with a plurality of gas through holes (10), and the working surface is positioned in an area surrounded by the plurality of gas through holes (10).

4. Infectious disease patient respiratory discharge pathogen collection, inactivation and assisted breathing apparatus according to claim 3, wherein the valve body comprises a first housing (6) and a second housing (7), the first housing (6) being fixedly connected to the second housing (7), the resilient valve (8) being clamped between the first housing (6) and the second housing (7), the first housing (6) and the second housing (7) each being connected to one of the adapter tubes (9).

5. The infectious disease patient respiratory emission pathogen collection, inactivation and assisted respiration device of claim 1, wherein the exhaust port communicates with the air outlet (12) through an S-shaped air flow channel, the air flow channel comprises a ring plate (15), the bottom of the ring plate (15) is fixedly connected with the inner wall of the box body (11), and the ring plate (15) is located outside the disinfection chamber.

6. The infectious disease patient respiratory emission pathogen collection, inactivation and assisted breathing apparatus of claim 1, wherein a thermal insulation layer (16) is attached to an inner wall of the high temperature disinfection zone.

7. The infectious disease patient respiratory emission pathogen collection, inactivation and assisted respiration device according to claim 6, wherein the disinfection tube (13) is surrounded by a backup heating tube, and a heat conduction material (17) in a mesh or pore shape is filled between the heat insulation layer (16) and the backup heating tube.

8. The infectious disease patient respiratory emission pathogen collection, inactivation and assisted respiration device according to claim 5, wherein thermocouples (18) are disposed in the air flow passage and the high temperature sterilization zone, the thermocouples (18) and the electric heating rod (14) are connected to a controller (19), and the controller (19) comprises a power switch, a PID temperature controller and a plurality of relays.

9. The infectious disease patient respiratory emission pathogen collection, inactivation and assisted respiration device according to claim 8, wherein a fan (20) and a throttle valve (21) are respectively disposed on the inhalation tube (2) and the exhalation tube (3), and the air purifier (5) and the fan (20) are both connected to the controller (19).