CN111227381A - Mask device with bidirectional filtering and high-temperature disinfection functions for air inlet and outlet - Google Patents
Mask device with bidirectional filtering and high-temperature disinfection functions for air inlet and outlet Download PDFInfo
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- CN111227381A CN111227381A CN202010222441.1A CN202010222441A CN111227381A CN 111227381 A CN111227381 A CN 111227381A CN 202010222441 A CN202010222441 A CN 202010222441A CN 111227381 A CN111227381 A CN 111227381A
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- 238000001914 filtration Methods 0.000 title claims abstract description 42
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 40
- 230000002457 bidirectional effect Effects 0.000 title abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 103
- 238000001816 cooling Methods 0.000 claims abstract description 82
- 230000000249 desinfective effect Effects 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims abstract description 4
- 230000001954 sterilising effect Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 2
- 239000003570 air Substances 0.000 description 176
- 239000007789 gas Substances 0.000 description 45
- 241000700605 Viruses Species 0.000 description 13
- 230000000694 effects Effects 0.000 description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 description 6
- 230000000241 respiratory effect Effects 0.000 description 5
- 208000035473 Communicable disease Diseases 0.000 description 4
- 208000015181 infectious disease Diseases 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000002458 infectious effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
- A61L9/20—Ultraviolet radiation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention discloses an air inlet and outlet bidirectional filtering and high-temperature disinfecting mask device.A host machine is internally provided with an air supply system and an exhaust system, wherein the air supply system provides fresh clean air, and the exhaust system disinfects the air exhaled by a user in a mask and then exhausts the air; the air supply system comprises an air supply pipeline, a filtering component, an air pump, a first heating component and a first cooling component, wherein the filtering component, the air pump, the first heating component and the first cooling component are arranged on the air supply pipeline; the filtering component is arranged at the inlet of the air supply pipeline and is used for filtering particles in the air flow entering the air supply pipeline; the air pump is arranged at the rear side of the filtering component and used for providing power for air flow in the air supply pipeline; the first heating assembly is arranged at the rear side of the air pump and used for heating and disinfecting the air flow in the air supply pipeline; the first cooling assembly is arranged on the rear side of the first heating assembly and used for cooling air flow in the air supply pipeline which is heated and disinfected by the first heating assembly. The invention can carry out bidirectional filtration and high-temperature disinfection on gas before and after inhalation.
Description
Technical Field
The invention relates to the technical field of masks, in particular to a fresh air mask device capable of performing bidirectional filtration and high-temperature disinfection on gas before and after inhalation.
Background
The mask is a sanitary article, generally refers to a device which is worn at the mouth and nose part and used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is made of gauze or paper and the like.
The mask has a certain filtering function on air entering the lung, and has a very good effect when being worn in respiratory infectious diseases and working in environments polluted by dust and the like.
The mask may be classified into an air filtering type mask and an air supplying type mask. At present, if a virus concentration is high or the particulate matters are polluted seriously in the environment, if a filtering type mask is worn, the virus or the particulate matters in the space can not be filtered well. Therefore, the air supply type mask needs to be worn, however, most of the existing air supply type masks have the situations of poor filtering effect and incomplete disinfection. Or most air supply type masks can only sterilize and filter inhaled air, but cannot sterilize exhaled air and directly discharge the air into the environment, so that the probability of other people being infected by viruses is increased.
Therefore, there is a need for a fresh air mask device that can perform bidirectional filtration and high-temperature sterilization of the air before and after inhalation.
Disclosure of Invention
The invention aims to provide a fresh air mask device which can carry out bidirectional filtration and high-temperature disinfection on gas before and after inhalation.
In order to achieve the purpose, the technical scheme provided by the invention is as follows: the utility model provides a two-way filtration of business turn over gas and high temperature disinfection gauze mask device includes:
the mask comprises a host and a mask, wherein an air supply system and an exhaust system are arranged in the host, the air supply system is used for providing fresh clean gas for the mask, and the exhaust system is used for disinfecting and exhausting the gas exhaled by a user in the mask;
the air supply system comprises an air supply pipeline, an air pump arranged on the air supply pipeline, a first heating assembly and a first cooling assembly;
the air pump is used for providing power for the air flow in the air supply pipeline;
the first heating assembly is arranged at the rear side of the air pump and used for heating and disinfecting the air flow in the air supply pipeline;
the first cooling assembly is arranged on the rear side of the first heating assembly and used for cooling air flow in the air supply pipeline which is heated and disinfected by the first heating assembly.
Still be equipped with filtering component on the air supply gas line, filtering component locates the entrance of air supply line is used for filtering the entering particulate matter in the air current in the air supply line. The exhaust system comprises an exhaust pipeline, an auxiliary air pump, a second heating assembly and a second cooling assembly, wherein the auxiliary air pump, the second heating assembly and the second cooling assembly are arranged on the exhaust pipeline;
the auxiliary air pump is arranged at the inlet of the exhaust pipeline and used for providing power for the air flow in the exhaust pipeline;
the second heating assembly is arranged at the rear side of the auxiliary air pump and used for heating and disinfecting the air flow in the exhaust pipeline;
the second cooling assembly is arranged on the rear side of the second heating assembly and used for cooling the air flow in the exhaust pipeline which is heated and disinfected by the second heating assembly.
The entry structure of air supply line includes the great first portion of internal diameter and the less second part of internal diameter, the junction of first portion and second part is the round platform shape and excessively connects, the inner wall department of first portion is equipped with the ultraviolet disinfection lamp, the ultraviolet disinfection lamp is used for getting into the air current of air supply line carries out ultraviolet disinfection, the second part is equipped with the flowmeter, the flowmeter is used for measuring the entering the flow size of the air current of air supply line.
The filter assembly is arranged at the joint of the first part and the second part, and the filter assembly is replaceable filtering electrostatic cotton.
First heating element is first heater strip, and around locating on the outer wall of air supply line, the outside cladding of first heater strip has the heat preservation.
First cooling module includes the natural cooling storehouse and the accurate cooling storehouse that adjusts the temperature, process first heating element heats the disinfection air current in the air supply line inserts the natural cooling storehouse carries out the natural cooling, reentrant the accurate cooling storehouse that adjusts the temperature carries out accurate cooling to the target temperature that adjusts the temperature.
Still include first peltier subassembly, just the refrigerated one side of first peltier subassembly pastes tightly the lateral wall of accurate cooling storehouse that adjusts the temperature, first peltier subassembly is used for right accurate cooling storehouse that adjusts the temperature carries out accurate temperature control and cools off to target temperature.
The second heating element is a second heating wire and is wound on the outer wall of the exhaust pipeline, and a heat preservation layer is wrapped outside the second heating wire.
Still be equipped with preheating bin on the blast pipe way, the one side of heating of first peltier subassembly is pasted tightly preheating bin's a lateral wall, first peltier subassembly still is used for right preheating bin preheats.
The second cooling assembly comprises a second Peltier assembly and a second cooling bin, the second cooling bin is connected to the exhaust pipeline and located on the rear side of the second heating assembly, and one refrigerating face of the second Peltier assembly is attached to one side wall of the second cooling bin and used for cooling gas in the second cooling bin.
The heating surface of the second Peltier component is tightly attached to the other side wall of the preheating bin through a heat conduction module, and the second Peltier component is also used for preheating the preheating bin.
Inside the air supply line, be located the first heating element rear side is equipped with temperature sensor, temperature sensor is connected with a control circuit, control circuit still with first heating element electric connection, temperature sensor is right in the air supply line, the process the temperature information of the air current after the heating disinfection of first heating element detects, and will temperature information sends for control circuit, control circuit passes through temperature information adjusts in real time first heating element's operating power.
Still include a gas bomb, the gas bomb connect in gas supply system with between the gauze mask, the gas bomb still is connected with a humidity control appearance, the humidity control appearance is used for right the humidity of the gas in the gas bomb is adjusted.
The mask is provided with an air inlet and an air outlet, and the air inlet is provided with a first one-way valve, an air pressure sensor and an adjustable air pressure valve;
the first one-way valve is used for preventing the gas in the mask from reversely flowing out of the mask from the gas inlet;
the air pressure sensor is used for detecting the air pressure of the air flow flowing in from the air inlet;
the adjustable air pressure valve is used for adjusting the air pressure of the air flow flowing in from the air inlet.
And a second one-way valve is arranged at the air outlet and used for adjusting the air pressure of the air flow flowing out of the air outlet.
Compared with the prior art, the mask device comprises a host and a mask, wherein the host is internally provided with an air supply system and an exhaust system, the air supply system is used for providing fresh clean air for the mask, and the exhaust system is used for disinfecting and exhausting the air exhaled by a user in the mask; the air current that gets into gas supply system can pass through filter equipment filters particulate matter, process first heating element heat sterilization ensures that the gas that the user breathes in is the fresh clean gas after high temperature disinfection, and the gas that the user exhaled in addition passes through equally the second heating element heats the disinfection, prevents because under the gas that the user exhaled has the virus, pollutes the environment of locating.
The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings, which illustrate embodiments of the invention.
Drawings
Fig. 1 is a schematic view of an embodiment of the bi-directional inlet and outlet air filtering and heat disinfection mask device of the present invention.
Fig. 2 is a schematic block diagram of the mask device for bi-directional filtration and high-temperature sterilization of air inlet and outlet according to the present invention.
Fig. 3 is a schematic block diagram of the air supply system of the present invention.
Fig. 4 shows a schematic block diagram of an exhaust system according to the invention.
Detailed Description
Embodiments of the present invention will now be described with reference to the drawings, wherein like element numerals represent like elements. As described above, referring to fig. 1 to 4, an embodiment of the present invention provides an air inlet and outlet bidirectional filtering and high temperature sterilizing mask device 100, including:
the mask comprises a host 1 and a mask 2, wherein an air supply system 10 and an exhaust system 20 are arranged in the host 1, the air supply system 10 is used for providing fresh clean air for the mask 2, and the exhaust system 20 is used for disinfecting and exhausting air exhaled by a user in the mask 2;
therefore, the mask device of the present invention comprises a main machine 1 and a mask 2, wherein the main machine 1 has two systems, namely an air supply system 10 and an exhaust system 20, an air supply adopted by the air supply system 10, namely an air supply of an environment used by the device, which may be an environment in a hospital ward, a quarantine department, a laboratory, a high-dust operation workshop, etc., and an air supply of an environment used by the device may contain substances which are toxic and harmful to a human body, such as particles, viruses, etc. with high concentration, and at this time, the air supply system 10 can filter and sterilize the toxic and harmful substances in the air supply to form fresh and clean gas for a user. In addition, the exhaust system 20 can sterilize and exhaust the gas exhaled from the user in the mask 2, for example, when the user is a respiratory infectious disease patient, the gas exhaled from the user may contain respiratory infectious viruses, and if the user is not sterilized, the viruses may be emitted to the environment where the device is located, so that the viruses contained in the gas exhaled from the user need to be killed and then exhausted to the environment where the device is used, and the possibility of cross infection with other people can be suppressed from the source.
Referring to fig. 1, the air supply system includes an air supply line 3, a filter assembly 4, an air pump 5, a first heating assembly 6, and a first cooling assembly 7 disposed on the air supply line 3;
the filter assembly 4 is arranged at an inlet of the air supply pipeline 3 and is used for filtering particulate matters in the air flow entering the air supply pipeline 3; the filter component 4 is a detachable accessory, and the filter component 4 is a filter static cotton which has the effects of smaller resistance, better filter effect and higher dust holding rate in the preferred embodiment.
The air pump 5 is arranged at the rear side of the filter assembly 4 and used for providing power for the air flow in the air supply pipeline 3; in a preferred embodiment, the air pump 5 is selected to be an air pump with a flow rate of 80 l/min, and after the air pump 5 is started, an ambient air source of the equipment enters the air supply pipeline 3 from the inlet of the air supply pipeline 3 after being filtered by the filter assembly 4 due to the driving of the air pump 5.
The first heating assembly 6 is arranged at the rear side of the air pump 5 and used for heating and disinfecting the air flow in the air supply pipeline 3; in a preferred embodiment, the first heating element 6 is a first heating wire wound around the outer wall of the air supply pipeline 3, and the first heating wire is externally covered with an insulating layer (not shown), which is described, when the first heating component 6 is a first heating wire, the first heating wire is wound on the outer wall of the air supply pipeline 3, and the air supply pipeline 3 can be made into a circuitous shape in order to increase the length of the pipeline at the part contacted with the first heating wire, thereby ensuring that the temperature of the gas flow in the gas supply line 3 is heated to a target high temperature, for example 120 c, and also that when the gas flow in the gas supply line 3 reaches the target high temperature, the length of the section of pipeline is prolonged due to the circuitous design, so that the time for the airflow to pass through the section of pipeline is prolonged, and viruses contained in the airflow in the air supply pipeline 3 are killed. In one embodiment, the first cooling assembly 7 is disposed behind the first heating assembly 6 for cooling the air flow in the air supply pipeline 3 heated and sterilized by the first heating assembly 6. Due to the fact that the air flow in the air supply pipeline 3 is heated and disinfected through the first heating assembly 6, when the air supply pipeline reaches the mask 2, the temperature is reduced to be suitable for breathing of a human body. Because the temperature of the air flow in the air supply line 3 is unlikely to naturally cool to a temperature suitable for human respiration due to the volume of the main unit 1, it is necessary to provide the first cooling module 7 for cooling the air flow in the air supply line 3 to a temperature suitable for human respiration in a shorter time.
Referring to fig. 1 and 4, in one embodiment, the exhaust system includes an exhaust line 8, an auxiliary air pump 9 disposed on the exhaust line 8, a second heating assembly 10, a second cooling assembly 11;
the auxiliary air pump 9 is arranged at the inlet of the exhaust pipeline 8 and used for providing power for the air flow in the exhaust pipeline 8; in a preferred embodiment, the auxiliary air pump 9 is an 80 l/min air pump, and after the auxiliary air pump 9 is started, the air in the mask 2 enters the exhaust air pipeline 8 from the inlet of the exhaust air pipeline 8 under the driving of the auxiliary air pump 9.
The second heating assembly 10 is arranged at the rear side of the auxiliary air pump 9 and is used for heating and disinfecting the air flow in the exhaust pipeline 8; the air flow in the exhaust duct 8 contains the air exhaled by the user, and the user may be a patient with respiratory infectious disease, so in order to prevent the air exhaled by the user, which may contain respiratory infectious disease, from polluting the environment where the equipment is located, the air exhaled by the user needs to be disinfected and then exhausted. In a preferred embodiment, the second heating element 10 is a second heating wire, and is wound around the outer wall of the exhaust duct 8, and the second heating wire is externally covered with an insulating layer (not shown), which is described as follows, when the second heating element 10 is a second heating wire, the second heating wire is wound on the outer wall of the exhaust pipeline 8, and the exhaust pipe 8 may be formed in a winding shape in a portion contacting the second heating wire to increase the length of the pipe, so that the temperature of the air flow in the exhaust line 8 is ensured to be heated to a high temperature at which viruses can be killed in a short time, for example to a target high temperature of 120 c, but also to maintain the air flow in the exhaust line 8 for a suitable length of time when the target high temperature is reached, so that the high temperature is sufficient to kill viruses contained in the air flow in the exhaust line 3.
The second cooling assembly 11 is disposed behind the second heating assembly 10, and is configured to cool the airflow in the exhaust duct 8 heated and sterilized by the second heating assembly 10. By providing the second cooling assembly 11, the air flow in the exhaust duct 8 can be cooled to a suitable temperature before being discharged out of the environment in which the apparatus is located.
Referring to fig. 1, the inlet structure of the air supply pipeline 3 includes a first portion with a larger inner diameter and a second portion with a smaller inner diameter, the joint of the first portion and the second portion is a truncated cone-shaped transition connection, an ultraviolet disinfection lamp 11 is arranged on the inner wall of the first portion, the ultraviolet disinfection lamp 11 is used for performing ultraviolet disinfection on the air flow entering the air supply pipeline, a flow meter 23 is arranged on the second portion, and the flow meter 23 is used for measuring the flow rate of the air flow entering the air supply pipeline. A preferred embodiment of the uv disinfection lamp 11 is LED uv lamp particles, which are arranged as densely and uniformly as possible at the inner wall of the first section for first uv disinfection of the gas flow entering the inlet structure of the gas supply line 3. The filter assembly 4 is arranged at the joint of the first part and the second part, and the filter assembly 4 is replaceable filtering electrostatic cotton. Therefore, by arranging the inlet structure of the air supply pipeline 3 to comprise a first part with a larger inner diameter and a second part with a smaller inner diameter, and connecting the first part and the second part in a truncated cone shape, the air inlet amount entering the air supply pipeline 3 can be increased, and the filter assembly 4 can be arranged in a large area as much as possible, so that the resistance of the air flow passing through the filter assembly 4 is reduced.
Referring to fig. 1, in an embodiment, the first cooling assembly 7 includes a natural cooling chamber 71 and a precise temperature-adjusting cooling chamber 72, and the air flow in the air supply pipeline 3 heated and sterilized by the first heating assembly 6 is connected to the natural cooling chamber 71 for natural cooling and then enters the precise temperature-adjusting cooling chamber 72 for precise temperature-adjusting cooling to a target temperature. Through setting up natural cooling storehouse 71 can effectively utilize the nature heat dissipation, reduces the power of equipment, accurate temperature adjustment cooling storehouse 72 can carry out the cooling of adjusting the temperature accurately with the gas that gets into its inside, finally becomes the gas that is fit for human breathing temperature.
It should be noted that the high target temperature, as presented above or below, refers to a higher temperature that is capable of killing viruses in the gas, such as 120 ℃; the target temperature refers to the temperature of gas suitable for human breathing.
Referring to fig. 1, in one embodiment, a first peltier element 12 is further included, and a refrigerated face of the first peltier element 12 abuts against a side wall of the precisely temperature-regulated cooling compartment 72, and the first peltier element 12 is used for precisely temperature-regulated cooling of the precisely temperature-regulated cooling compartment 72 to a target temperature. Referring to the embodiment shown in fig. 1, a temperature sensor 13 is disposed at an outlet of the precise temperature-adjusting cooling chamber 72, and the temperature of the airflow coming out of the precise temperature-adjusting cooling chamber 13 is detected by the temperature sensor 13, if the detected temperature is too high, the cooling working power of the first peltier module 12 needs to be increased, the temperature of the gas in the precise temperature-adjusting cooling chamber 72 needs to be detected and adjusted in real time, so as to ensure that the temperature of the airflow coming out of the precise temperature-adjusting cooling chamber 72 is suitable for human breathing.
Referring to the embodiment shown in fig. 1, the second heating element 10 is a second heating wire and is wound on the outer wall of the exhaust pipeline 8, and an insulating layer is coated outside the second heating wire. In a preferred embodiment, the second heating element 10 is a second heating wire, and is wound around the outer wall of the exhaust duct 8, and the second heating wire is externally covered with an insulating layer (not shown), which is described as follows, when the second heating element 10 is a second heating wire, the second heating wire is wound on the outer wall of the exhaust pipe 8, and the exhaust pipe 8 may be formed in a winding shape in a portion contacting the second heating wire to increase the length of the pipe, so that the temperature of the gas flow in the exhaust line 8 is ensured to be heated to a target high temperature, for example 120 c, and so that the gas flow in the exhaust line 8, when it reaches the target high temperature, due to the winding design, the length of the section of the pipeline is prolonged, so that the time for the airflow to pass through the section of the pipeline is prolonged, and viruses contained in the airflow in the exhaust pipeline 8 are killed.
In one embodiment, referring to fig. 1, a preheating chamber 14 is further disposed on the exhaust duct 8, a heating side of the first peltier module 12 abuts against a side wall of the preheating chamber 14, and the first peltier module 12 is further configured to preheat the preheating chamber 14. In consideration of the specific characteristics of the peltier element, the peltier element generates heat and cools at the same time, so the present invention skillfully utilizes the characteristics of the peltier element, flexibly sets the structure of the equipment, and arranges the precise temperature-adjusting cooling chamber 72 and the preheating chamber 14 adjacently, wherein one of the two components needs to be cooled and the other needs to be heated, so the first peltier element 12 is arranged between the precise temperature-adjusting cooling chamber 72 and the preheating chamber 14 to meet the requirements of cooling and heating of the precise temperature-adjusting cooling chamber 72 and the preheating chamber 14 at the same time. So set up, can make the structure see more accurately, reduced the volume of equipment, greatly improved the utilization efficiency of electric energy simultaneously, reduce the energy consumption of equipment.
Referring to fig. 1 and 4, in one embodiment, the second cooling assembly 11 includes a second peltier element 15 and a second cooling chamber 16, the second cooling chamber 16 is connected to the exhaust duct 8 and located behind the second heating assembly 10, and a refrigerated surface of the second peltier element 15 abuts against a side wall of the second cooling chamber 16 for cooling the air in the second cooling chamber 16. The temperature of the air flow heated by the second heating assembly 10 can reach 120 ℃, if the air flow is discharged without being cooled, the safety accident of high-temperature scalding can be caused,
referring to fig. 1, the heating side of the second peltier element 15 is closely attached to the other side wall of the preheating compartment 14 through a heat conduction module 17, and the second peltier element 15 is also used for preheating the preheating compartment 14. Through setting up heat conduction module 17, can with the heat conduction that the one side that second peltier subassembly 15 heats was sent extremely preheating chamber 14 can greatly improve preheating chamber 14's preheating effect on the one hand, can also make in addition the trouble of heat dissipation design has been subtracted to the produced heat of the one side that heats of second peltier subassembly 15 for the structure is more accurate, and the volume of equipment can be done littleer, and the utilization ratio of the energy is higher and makes the energy consumption of equipment lower.
In one embodiment, referring to fig. 1, a temperature sensor 18 is disposed inside the air supply pipeline 3 and behind the first heating element 6, the temperature sensor 18 is connected to a control circuit 19, the control circuit 19 is further electrically connected to the first heating element 6, the temperature sensor 18 detects temperature information of the air flow heated and sterilized by the first heating element 6 in the air supply pipeline 3, and sends the temperature information to the control circuit 19, and the control circuit 19 adjusts the working power of the first heating element 6 in real time according to the temperature information. By arranging the temperature sensor 18, the air flow in the air supply pipeline 3 can be ensured to be heated to a target high temperature, and the phenomenon that the high-temperature disinfection effect is poor due to the fact that the heating temperature cannot be reached can be avoided.
In one embodiment, referring to fig. 1, the mask further includes a gas cylinder 21, the gas cylinder 20 is connected between the gas supply system 10 and the mask 2, the gas cylinder 21 is further connected with a humidity regulator 22, and the humidity regulator 22 is used for regulating the humidity of the gas in the gas cylinder 21.
In one embodiment, referring to fig. 1, the mask 2 is provided with an air inlet 24 and an air outlet 25, and the air inlet 24 is provided with a first one-way valve 26, an air pressure sensor 27 and an adjustable air pressure valve 28;
the first one-way valve 26 is used for preventing the gas inside the mask 2 from reversely flowing out of the mask 2 from the gas inlet 24;
the air pressure sensor 27 is used for detecting the air pressure of the air flow flowing in from the air inlet 24;
the adjustable air pressure valve 28 is used for adjusting the air pressure of the air flow flowing in from the air inlet 24.
A second one-way valve 29 is arranged at the air outlet 25, and the second one-way valve 29 is used for adjusting the air pressure of the air flow flowing out of the air outlet 25.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.
Claims (16)
1. The utility model provides an business turn over two-way filtration of gas and high temperature disinfection gauze mask device which characterized in that includes:
the mask comprises a host and a mask, wherein an air supply system and an exhaust system are arranged in the host, the air supply system is used for providing fresh clean gas for the mask, and the exhaust system is used for disinfecting and exhausting the gas exhaled by a user in the mask;
the air supply system comprises an air supply pipeline, an air pump arranged on the air supply pipeline, a first heating assembly and a first cooling assembly;
the air pump is used for providing power for the air flow in the air supply pipeline;
the first heating assembly is arranged at the rear side of the air pump and used for heating and disinfecting the air flow in the air supply pipeline;
the first cooling assembly is arranged on the rear side of the first heating assembly and used for cooling air flow in the air supply pipeline which is heated and disinfected by the first heating assembly.
2. The air inlet and outlet bi-directional filtration and thermal disinfection mask apparatus of claim 1, further comprising a filter assembly disposed on said air supply line, said filter assembly disposed at an inlet of said air supply line for filtering particles from an air flow entering said air supply line.
3. The mask device for bi-directional filtration and high temperature sterilization of air intake and exhaust according to claim 1, wherein the exhaust system comprises an exhaust pipeline, an auxiliary air pump, a second heating assembly, a second cooling assembly disposed on the exhaust pipeline;
the auxiliary air pump is arranged at the inlet of the exhaust pipeline and used for providing power for the air flow in the exhaust pipeline;
the second heating assembly is arranged at the rear side of the auxiliary air pump and used for heating and disinfecting the air flow in the exhaust pipeline;
the second cooling assembly is arranged on the rear side of the second heating assembly and used for cooling the air flow in the exhaust pipeline which is heated and disinfected by the second heating assembly.
4. The air inlet and outlet bi-directional filtration and high temperature disinfection mask apparatus as claimed in claim 1, wherein said air supply line inlet structure comprises a first portion with a larger inner diameter and a second portion with a smaller inner diameter, said first portion and said second portion being connected in a truncated cone shape, said first portion having an ultraviolet disinfection lamp disposed on an inner wall thereof for ultraviolet disinfection of an air flow entering said air supply line, said second portion having a flow meter for measuring a flow rate of said air flow entering said air supply line.
5. The air inlet and outlet bi-directional filtration and high temperature disinfection mask device of claim 1, wherein said filter assembly is disposed at the junction of said first portion and said second portion, said filter assembly being replaceable electrostatic cotton filter.
6. The mask device for bi-directional air inlet and outlet filtration and high temperature sterilization as claimed in claim 1, wherein the first heating element is a first heating wire wound around the outer wall of the air supply line, and the first heating wire is externally covered with an insulating layer.
7. The mask device as claimed in claim 3, wherein the first cooling module comprises a natural cooling chamber and a precise temperature-adjusting cooling chamber, and the air flow in the air supply pipeline heated and sterilized by the first heating module is connected to the natural cooling chamber for natural cooling and then enters the precise temperature-adjusting cooling chamber for precise temperature-adjusting cooling to a target temperature.
8. The air inlet and outlet bi-directional filtration and high temperature disinfection mask device of claim 7, further comprising a first peltier element, wherein a refrigerated side of said first peltier element abuts against a side wall of said precise temperature regulated cooling compartment, and said first peltier element is adapted to precisely temperature regulate and cool said precise temperature regulated cooling compartment to a target temperature.
9. The mask device for bi-directional air inlet and outlet filtration and high temperature sterilization according to claim 8, wherein the second heating element is a second heating wire wound around the outer wall of the exhaust pipeline, and an insulating layer is coated outside the second heating wire.
10. The mask device for bi-directional air filtration and high temperature sterilization as claimed in claim 9, wherein a preheating chamber is further disposed on the exhaust duct, a heating side of the first peltier element is attached to a sidewall of the preheating chamber, and the first peltier element is further used for preheating the preheating chamber.
11. The mask device for bi-directional air inlet and outlet filtration and high temperature sterilization according to claim 9, wherein the second cooling module comprises a second peltier module and a second cooling chamber, the second cooling chamber is connected to the air outlet duct and located behind the second heating module, and a refrigerating surface of the second peltier module is closely attached to a sidewall of the second cooling chamber for cooling the air in the second cooling chamber.
12. The air inlet and outlet bi-directional filtration and high temperature disinfection mask assembly of claim 11 wherein said heated side of said second peltier element is attached to another side wall of said pre-heating chamber by a heat conducting module, said second peltier element also being used to pre-heat said pre-heating chamber.
13. The mask device as claimed in claim 1, wherein a temperature sensor is disposed inside the air supply pipeline behind the first heating element, the temperature sensor is connected to a control circuit, the control circuit is further electrically connected to the first heating element, the temperature sensor detects temperature information of the air flow in the air supply pipeline after being heated and sterilized by the first heating element and sends the temperature information to the control circuit, and the control circuit adjusts the operating power of the first heating element in real time according to the temperature information.
14. The mask device for bi-directional air inlet and outlet filtration and high-temperature sterilization as claimed in claim 1, further comprising a gas cylinder, wherein the gas cylinder is connected between the air supply system and the mask, and the gas cylinder is further connected with a humidity regulator for regulating the humidity of the air in the gas cylinder.
15. The air inlet and outlet bi-directional filtration and high temperature disinfection mask device of claim 1, wherein said mask is provided with an air inlet and an air outlet, said air inlet being provided with a first one-way valve, an air pressure sensor and an adjustable air pressure valve;
the first one-way valve is used for preventing the gas in the mask from reversely flowing out of the mask from the gas inlet;
the air pressure sensor is used for detecting the air pressure of the air flow flowing in from the air inlet;
the adjustable air pressure valve is used for adjusting the air pressure of the air flow flowing in from the air inlet.
16. The air inlet and outlet bi-directional filtration and high temperature disinfection mask assembly of claim 14 wherein said air outlet is provided with a second one-way valve for regulating the air pressure of the air exiting said air outlet.
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| CN202010222441.1A CN111227381B (en) | 2020-03-26 | 2020-03-26 | Inlet and outlet two-way filtering and high-temp sterilizing mask device |
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| CN202010222441.1A CN111227381B (en) | 2020-03-26 | 2020-03-26 | Inlet and outlet two-way filtering and high-temp sterilizing mask device |
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| CN111227381B CN111227381B (en) | 2024-09-10 |
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