CN115105698A - A high-efficiency filter device for respiratory therapy equipment - Google Patents

Abstract

The invention discloses a high-efficiency filtering device for respiratory therapy equipment, which comprises an equipment shell, wherein a groove is arranged on the surface of one side of the equipment shell, a water tank is arranged at the bottom end inside the groove, a connecting pipe is arranged at the upper end of the water tank, a first air supply pipe and a second air supply pipe are respectively arranged at the upper end of the surface of the connecting pipe in a penetrating manner, an inner pipe is arranged inside the connecting pipe in a penetrating manner, two inner pipes are arranged, an air inlet is arranged on the surface of the rear side of the equipment shell, an air inlet plate is arranged on the surface of the inner side of the air inlet, the air inlet and the inner pipe are mutually connected, and a pm2.5 adsorbing layer is arranged at the position, close to the air inlet, of the inner pipe. And then the air is disinfected and purified for the second time by an ultraviolet lamp.

Description

A high-efficiency filter device for respiratory therapy equipment

technical field

The invention belongs to the technical field of respiratory therapy equipment, and in particular relates to a high-efficiency filtering device for respiratory therapy equipment.

Background technique

Respiratory therapy in a broad sense refers to the action of exhaling carbon dioxide and inhaling oxygen for patients who cannot breathe on their own, and will be treated with oxygen, physical means or artificial respirator during the process. In a narrow sense, it refers to the whole process of physical and mental medical care for the patient and his family when the patient is temporarily unable to remove the artificial respirator, which is called respiratory care.

In the current medical equipment, especially the high-flow ventilation type, the air is directly passed through the filter cotton core, directly mixed with high pressure, and instilled into the human body, such as the nasal cavity or trachea, especially in outdoor or home environments, medical equipment cannot be avoided. Large particles or dust, as well as inhalation of germ-carrying aerosols, are likely to cause further damage to patients.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the existing defects and provide a high-efficiency filter device for respiratory therapy equipment, so as to solve the problem of direct and The air is passed through the filter cotton core, directly mixed with high pressure, and infused into the human body, such as the nasal cavity or trachea, especially in outdoor or domestic environments, medical equipment cannot avoid large particles or dust, and the inhalation of bacteria-carrying aerosols, which is easy for patients. further damage.

In order to achieve the above object, the present invention provides the following technical solutions: a high-efficiency filter device for respiratory therapy equipment, comprising a device casing, one side surface of the device casing is provided with a groove, and the inner bottom end of the groove is provided with water. The upper end of the water tank is provided with a connection pipe, the upper end of the surface of the connection pipe is respectively provided with a first air supply pipe and a second air supply pipe, and the interior of the connection pipe is provided with an inner pipe, the inner pipe There are two, the rear surface of the equipment shell is provided with an air inlet, the inner surface of the air inlet is installed with an air inlet plate, the air inlet and the inner pipe are connected to each other, and the inner pipe A pm2.5. adsorption layer is arranged near the air inlet, and a humidity sensor and an organic matter sensor are respectively arranged on the inner surface of the inner tube.

Preferably, pm2.5. detection sensors are installed on the inner bottom ends of the first air supply pipe and the second air supply pipe.

Preferably, a first control valve is installed at the inner upper end of the first air supply pipe, and a second control valve is installed at the inner upper end of the second air supply pipe.

Preferably, the inner upper end of the water tank is provided with a filter screen.

Preferably, the lower end of the water tank is provided with a heating plate, the upper surface of the water tank is provided with a water injection port, the inner upper end of the water tank is provided with an ultrasonic atomizing head, and the interior of the water tank is provided with a blower.

Preferably, a blood oxygen interface, a USB data interface, an oxygen input port, an air inlet, a power interface and a power switch are respectively provided on the rear surface of the device casing.

Preferably, a display, a start switch, an alarm and a buzzer are respectively provided on the upper surface of the device casing.

Preferably, a microprocessor and a controller are respectively provided inside the device casing.

Preferably, the alarm and buzzer are electrically connected with the microprocessor and the controller.

Preferably, an ultraviolet lamp is provided on one side of the pm2.5. adsorption layer.

Compared with the prior art, the present invention provides a high-efficiency filtering device for respiratory therapy equipment, which has the following beneficial effects:

1. The present invention uses the pm2.5 adsorption layer to inhale air through the air inlet when in use, and then adsorbs the pm2.5 microparticles in the air through the pm2.5 adsorption layer, so as to achieve preliminary purification of the air, The ultraviolet lamp is used to sterilize and purify the air for a second time, which effectively avoids the current medical equipment, especially the high-flow ventilation type, which directly passes the air through the filter cotton core, directly conducts high-pressure mixing, and infuses it into the human body, such as Nasal cavity or trachea, especially in outdoor or domestic environments, medical equipment cannot avoid the inhalation of large particles or dust, as well as the inhalation of germ-carrying aerosols, which are likely to cause further damage to patients;

2. The present invention uses the humidity sensor and the organic matter sensor to detect the air entering the inner pipe through the air intake plate through the humidity sensor and the organic matter sensor. When it is detected that the inhaled air contains biological pollution, it will pass The microprocessor and the controller arranged inside the equipment shell control the first control valve and the second control valve arranged inside the first air supply pipe and the second air supply pipe to close, so that the air stays inside the inner pipe and is adsorbed by pm2.5 After the layer adsorbs and purifies the micro-particles, the air is sterilized by the ultraviolet lamp until the humidity sensor and the organic matter sensor detect that there is no biological pollution in the air, then the first control valve or the second control valve can be controlled to open, and the patient can continue to be provided. Oxygen required for breathing;

3. The water tank provided in the present invention can heat the clear water inside the water tank 9 through the heating plate during use, so as to prevent the oxygen after atomization from being too cold, causing the problem of discomfort to the patient. 9. After the ultrasonic atomizing head at the inner upper end atomizes the clean water, the water mist is sent upward through the blower, so that the water mist and oxygen are mixed, so as to achieve the purpose of humidifying the oxygen;

4. The present invention uses the first air supply pipe and the second air supply pipe. When the first air supply pipe is used for air supply, when it is detected that the pm2.5 microparticles inside the first air supply pipe are excessive, the device is immediately closed. The first control valve inside the air supply pipe opens the second control valve arranged inside the second air supply pipe, so as to realize two air supply pipes, one for working and the other for backup. air, greatly increasing the efficiency of the filter device;

5. The present invention uses the pm2.5 detection sensor. When the air enters the air supply pipe, the pm2.5 detection sensor is used to detect the pm2.5 in time. The alarm will give an early warning, and the buzzer will sound the alarm, and the control valve will be closed to form a closed space inside the inner tube, and the air will be filtered and detected. The set switch and display are used to control the filter device.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention, but not to limit the present invention. In the accompanying drawings:

1 is a schematic structural diagram of a high-efficiency filter device for respiratory therapy equipment proposed by the present invention;

Fig. 2 is the rear view of the high-efficiency filter device for respiratory therapy equipment proposed by the present invention;

3 is a cross-sectional view of the inside of the first air supply pipe and the second air supply pipe in the high-efficiency filter device for respiratory therapy equipment proposed by the present invention;

4 is a cross-sectional view of a water tank in the high-efficiency filter device for respiratory therapy equipment proposed by the present invention;

5 is a cross-sectional view of an inner tube in the high-efficiency filter device for respiratory therapy equipment proposed by the present invention;

6 is a schematic structural diagram of the inner wall of the inner tube in the high-efficiency filter device for respiratory therapy equipment proposed by the present invention;

In the figure: 1. Equipment shell; 2. Display; 3. Start switch; 4. Alarm; 5. Buzzer; 6. Connecting pipe; 7. First air supply pipe; 8. Second air supply pipe; 9. Water Tank; 10. Blood oxygen interface; 11. USB data interface; 12. Oxygen input port; 13. Air inlet; 14. Power interface; 15. Power switch; 16. Inner pipe; 17. First control valve; 18. Second control valve; 19, pm2.5 detection sensor; 20, filter screen; 21, heating wire; 22, water injection port; 23, pm2.5 adsorption layer; 24, UV lamp; 25, air inlet plate; 26, humidity sensor; 27. Organic matter sensor.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-6, the present invention provides a technical solution: a high-efficiency filter device for respiratory therapy equipment, comprising a device housing 1, a groove is provided on one side surface of the device housing 1, and the inner bottom end of the groove is A water tank 9 is provided, the upper end of the water tank 9 is provided with a connecting pipe 6, the upper end of the surface of the connecting pipe 6 is respectively provided with a first air supply pipe 7 and a second air supply pipe 8, and the interior of the connecting pipe 6 is provided with an inner pipe 16. , the inner pipe 16 is provided with two, the rear surface of the equipment casing 1 is provided with an air inlet 13, the inner surface of the air inlet 13 is installed with an air inlet plate 25, and the air inlet 13 and the inner pipe 16 are connected to each other, The inner pipe 16 is provided with a pm2.5 adsorption layer 23 near the air inlet 13, and the inner surface of the inner pipe 16 is respectively provided with a humidity sensor 26 and an organic matter sensor 27, through the set pm2.5 adsorption layer 23, through the air intake during use The port 13 inhales air, and then adsorbs the PM2.5 micro-particles in the air through the PM2.5 adsorption layer 23, so as to realize the preliminary purification of the air, and then conducts secondary disinfection and purification of the air through the ultraviolet lamp 24, which effectively avoids the In the current medical equipment, especially the high-flow ventilation type, the air is directly passed through the filter cotton core, directly mixed with high pressure, and instilled into the human body, such as the nasal cavity or trachea, especially in outdoor or home environments, medical equipment cannot be avoided. Large particles or dust, and the inhalation of germ-carrying aerosols are likely to cause further damage to the patient. Through the humidity sensor 26 and the organic sensor 27, the humidity sensor 26 and the organic sensor 27 are used to enter the interior through the air intake plate 25. The air inside the pipe 16 is detected, and when it is detected that the inhaled air contains biological contamination, the microprocessor and the controller arranged in the equipment casing 1 are timely controlled and arranged in the first air supply pipe 7 and the second air supply pipe 8. The first control valve 17 and the second control valve 18 inside are closed, so that the air stays inside the inner pipe 16, after the micro-particles are adsorbed and purified by the pm2.5 adsorption layer 23, and then the air is killed by the ultraviolet lamp 24, Until the humidity sensor 26 and the organic matter sensor 27 detect that there is no biological contamination in the air, the first control valve 17 or the second control valve 18 can be controlled to open, and the oxygen required for breathing can be continuously provided to the patient.

In the present invention, preferably, the inner bottom ends of the first air supply pipe 7 and the second air supply pipe 8 are equipped with a pm2.5 detection sensor 19, and through the set pm2.5 detection sensor 19, when the air enters the inside of the air supply pipe during use After that, the pm2.5 is detected by the pm2.5 detection sensor 19 in a timely manner. When the presence of large particles in the air is detected, the alarm 4 will be given an early warning in time, and the buzzer 5 will sound an alarm, and the control valve will be closed. The interior of the inner tube 16 forms a closed space for filtering and detecting air.

In the present invention, preferably, a first control valve 17 is installed on the inner upper end of the first air supply pipe 7, and a second control valve 18 is installed at the inner upper end of the second air supply pipe 8. In the air supply pipe 8, when the first air supply pipe 7 is used for air supply, when it is detected that the PM2.5 particles inside the first air supply pipe 7 are excessive, the first control valve 17 arranged in the first air supply pipe 7 is immediately closed, Open the second control valve 18 arranged inside the second air supply pipe 8, so as to realize two air supply pipes, one for working and the other for backup. When the excess of one channel is detected, it can be directly switched to the other channel for filtration and air supply, which greatly increases the filter device. of efficiency.

In the present invention, preferably, the inner upper end of the water tank 9 is provided with a filter screen 20 .

In the present invention, preferably, the lower end of the water tank 9 is provided with a heating plate, the upper surface of the water tank 9 is provided with a water injection port 22, the inner upper end of the water tank 9 is provided with an ultrasonic atomizing head, and the interior of the water tank 9 is provided with a blower, When in use, the clear water inside the water tank 9 can be heated by the heating plate to prevent the oxygen after atomization from being too cold, causing the patient to feel uncomfortable. After atomization, the water mist is sent upward by the blower, so that the water mist and oxygen are mixed, so as to achieve the purpose of humidifying the oxygen.

In the present invention, preferably, a blood oxygen interface 10 , a USB data interface 11 , an oxygen input port 12 , an air inlet 13 , a power interface 14 and a power switch 15 are respectively provided on the rear surface of the device casing 1 .

In the present invention, preferably, a display 2, a start switch 3, an alarm 4 and a buzzer 5 are respectively provided on the upper surface of the equipment casing 1, and the filter device can be controlled by the switches and the display 2.

In the present invention, preferably, a microprocessor and a controller are respectively provided inside the device casing 1 .

In the present invention, preferably, the alarm 4 and the buzzer 5 are electrically connected to the microprocessor and the controller.

In the present invention, preferably, an ultraviolet lamp 24 is provided on one side of the pm2.5 adsorption layer 23 .

The working principle and use process of the present invention: when in use, through the set pm2.5 adsorption layer 23, when in use, air is sucked through the air inlet 13, and then the pm2.5 microparticles in the air are subjected to pm2.5 adsorption layer 23. adsorption, so as to realize the preliminary purification of the air, and then carry out the secondary disinfection and purification of the air through the ultraviolet lamp 24, which effectively avoids the current medical equipment, especially the high-flow ventilation type, which directly passes the air through the filter cotton core, directly For high-pressure mixing and instillation into the human body, such as the nasal cavity or trachea, especially in outdoor or domestic environments, medical equipment cannot avoid the inhalation of large particles or dust, as well as the inhalation of bacteria-carrying aerosols, which are likely to cause further damage to patients. The humidity sensor 26 and the organic matter sensor 27 are used to detect the air entering the inner pipe 16 through the air intake plate 25 through the humidity sensor 26 and the organic matter sensor 27. When it is detected that the inhaled air contains biological pollution, it will pass the The microprocessor and the controller arranged inside the equipment housing 1 control the first control valve 17 and the second control valve 18 arranged inside the first air supply pipe 7 and the second air supply pipe 8 to close, so that the air stays inside the inner pipe 16 , after the micro-particles are adsorbed and purified by the pm2.5 adsorption layer 23, the air is sterilized by the ultraviolet lamp 24 until the humidity sensor 26 and the organic matter sensor 27 detect that there is no biological pollution in the air, then the first control valve 17 can be controlled. Or the second control valve 18 is opened to continue to provide the oxygen required for breathing to the patient, and through the heating wire 21 inside the heating plate at the lower end of the water tank 9, the clear water in the water tank 9 can be heated and evaporated through the heating wire 21, Thus, it is mixed with oxygen to achieve the purpose of humidifying the oxygen. The filter screen 20 is provided to prevent impurities mixed with water vapor from entering the interior of the upper air supply tube, and is inhaled by the patient's nasal cavity, causing damage to the patient's nasal cavity. 22, in order to achieve the purpose of filtering the clean water entering the water tank 9, through the first air supply pipe 7 and the second air supply pipe 8, when the first air supply pipe 7 is used for air supply, when the first air supply pipe 7 is detected. When the pm2.5 particles inside are excessive, immediately close the first control valve 17 arranged inside the first air supply pipe 7, and open the second control valve 18 arranged inside the second air supply pipe 8, thereby realizing two air supply pipes, One way is working, the other way is backup, when the excess of one way is detected, it can be directly switched to the other way to filter the air supply, which greatly increases the efficiency of the filter device. The pm2.5 detection sensor 19 is set. , pm2.5 is detected by the pm2.5 detection sensor 19 in time, when large particles are detected in the air, the alarm 4 will be given early warning in time, and the buzzer 5 will sound an alarm, close the control valve, make the internal The interior of the pipe 16 forms a closed space, and the air is filtered and detected, and the filter device can be controlled through the provided switch and display 2 .

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (10)

1. A high-efficiency filter device for respiratory therapy equipment, comprising equipment housing (1), characterized in that: a side surface of the equipment housing (1) is provided with a groove, and the inner bottom end of the groove is provided with a water A tank (9), the upper end of the water tank (9) is provided with a connecting pipe (6), and the upper end of the surface of the connecting pipe (6) is respectively provided with a first air supply pipe (7) and a second air supply pipe (8) ), the interior of the connecting pipe (6) is provided with an inner pipe (16), the inner pipe (16) is provided with two, and the rear surface of the equipment casing (1) is provided with an air inlet (13). ), an air inlet plate (25) is installed on the inner surface of the air inlet (13), the air inlet (13) and the inner pipe (16) are connected to each other, and the inner pipe (16) is close to the inlet A pm2.5 adsorption layer (23) is arranged at the air port (13), and a humidity sensor (26) and an organic matter sensor (27) are respectively arranged on the inner surface of the inner tube (16). 2. A kind of high-efficiency filtering device for respiratory therapy equipment according to claim 1, characterized in that: the inner bottom ends of the first air supply pipe (7) and the second air supply pipe (8) are all installed with pm2 .5 Detection sensor (19). 3. A high-efficiency filtering device for respiratory therapy equipment according to claim 2, characterized in that: a first control valve (17) is installed on the inner upper end of the first air supply pipe (7), A second control valve (18) is installed on the inner upper end of the second air supply pipe (8). 4. A high-efficiency filtering device for respiratory therapy equipment according to claim 1, wherein a filter screen (20) is provided on the inner upper end of the water tank (9). 5. A kind of high-efficiency filtering device for respiratory therapy equipment according to claim 1, characterized in that: the lower end of the water tank (9) is provided with a heating plate, and the upper surface of the water tank (9) is provided with The water injection port (22), the inner upper end of the water tank (9) is provided with an ultrasonic atomizing head, and the interior of the water tank (9) is provided with a blower. 6. A kind of high-efficiency filtering device for respiratory therapy equipment according to claim 5, characterized in that: the rear surface of the equipment housing (1) is respectively provided with a blood oxygen interface (10), a USB data interface ( 11), an oxygen input port (12), an air inlet (13), a power interface (14) and a power switch (15). 7. A high-efficiency filtering device for respiratory therapy equipment according to claim 6, characterized in that: the upper surface of the equipment casing (1) is respectively provided with a display (2), a start switch (3), an alarm buzzer (4) and buzzer (5). 8 . The high-efficiency filtering device for respiratory therapy equipment according to claim 7 , wherein a microprocessor and a controller are respectively provided inside the equipment casing ( 1 ). 9 . 9. The high-efficiency filtering device for respiratory therapy equipment according to claim 8, wherein the alarm (4), the buzzer (5) and the microprocessor and the controller interact with each other. Electrical connection. 10 . The high-efficiency filter device for respiratory therapy equipment according to claim 9 , wherein an ultraviolet lamp ( 24 ) is provided on one side of the pm2.5 adsorption layer ( 23 ). 11 .

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