CN113398420A - Moist-absorbing humidifying system and humidifying method thereof - Google Patents

Moist-absorbing humidifying system and humidifying method thereof Download PDF

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Publication number
CN113398420A
CN113398420A CN202110819390.5A CN202110819390A CN113398420A CN 113398420 A CN113398420 A CN 113398420A CN 202110819390 A CN202110819390 A CN 202110819390A CN 113398420 A CN113398420 A CN 113398420A
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water
cavity
infiltration
moistening
humidification
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陈川扬
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/14Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
    • A61M16/16Devices to humidify the respiration air
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/08Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0808Condensation traps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/1075Preparation of respiratory gases or vapours by influencing the temperature
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/14Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
    • A61M16/16Devices to humidify the respiration air
    • A61M16/162Water-reservoir filling system, e.g. automatic

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  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Air Humidification (AREA)

Abstract

The invention relates to an infiltration humidification system and a humidification method thereof, wherein the infiltration humidification system mainly comprises a shell, and a humidification cavity and an infiltration cavity which are communicated are arranged in the shell; the air inlet and the air outlet are communicated with the humidifying cavity inside; the water inlet and the water outlet are communicated with the inside moistening cavity; an absorbent body which is pressed inside the housing; the moistening water collector is connected with the air outlet and is penetrated with a moistening water collecting piece; the humidifying method comprises the steps of device installation and debugging, water-filling soaking and body moistening, air-filling layer-by-layer humidifying, condensed water collection and the like. The invention realizes the water infiltration but not air permeability between the two chambers by the infiltration body which is connected between the infiltration cavity and the humidification cavity in a penetrating way, ensures the special communication of the two chambers, has ingenious structure and can be suitable for various humidification means; the introduced gas is continuously humidified through a plurality of layers of water net films in the moistening body, so that the effect is good, and the humidification degree is good; the condensate water is collected through the seeping water collector, and the potential safety hazard caused by the water drops in the pipeline to the breathing of the patient is basically eliminated.

Description

Moist-absorbing humidifying system and humidifying method thereof
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an infiltration humidification system and an infiltration humidification method thereof.
Background
During normal breathing, the inhaled air carries a certain amount of moisture, which can perform a moistening function. After the air enters the human body, the air can be further humidified after the respiratory system of the human body, the air can not enter the blood until the humidification degree reaches 100%, and the humidifying capacity of the respiratory system is limited. Therefore, when the water content of the inhaled air is seriously lost, the over-dried air enters the alveoli, the humidifying capacity of the respiratory tract is limited, the humidification degree of the air cannot reach 100 percent, and the air cannot enter the blood. Inhalation of excessively dry gas for a long period of time can result in dry hemorrhage of the respiratory tract, dehydration collapse of the alveoli, and the like. Especially for patients with respiratory diseases, the patient must inhale deeply humidified gas directly because of problems in the respiratory tract or loss of function of the respiratory tract.
Patent application as application number 201810747074.X discloses a safe type gas humidifying device, including connecting portion, flow control portion, humidifying portion, excessive pressure discharge portion and manometer, connecting portion include square casing and three coupling unit of group, flow control portion, humidifying portion and manometer are installed on the outside three side of square casing through three coupling unit of group respectively, still be equipped with the screw hole rather than inside being linked together on the side of square casing. Accessible touch-sensitive screen and DSP controller cooperate and encrypt the setting with flow control portion, can prevent effectively that patient from adjusting gaseous flow privately, can realize simultaneously when the input password error many times, usable bee calling organ reports to the police to suggestion medical personnel have the patient to want the gaseous flow of privately adjusting, can exhaust by oneself when the inside pressure of square casing is too big, avoids too big pressure to produce the threat to patient's life safety.
However, the device can only solve the problems of difficult flow regulation, serious maladjustment phenomenon and potential safety hazard caused by overlarge pressure of the common humidifying device. The existing humidifying devices generally perform humidification through a steam humidifying method and a gas-water humidifying method: the former has high gas humidification, high humidification speed and good humidification effect, but has high humidification temperature and is easy to scald patients; condensate water is easy to appear, and the condensate water not only easily enters the respiratory tract of a patient, but also has great influence on the ventilation of equipment. The latter is simple and convenient, but has low humidification degree, limited flow of humidified gas, more accumulated water and poor humidification effect. Both methods have drawbacks and are to be solved.
Disclosure of Invention
Aiming at the problems, the invention provides an infiltration humidification system and a humidification method thereof, and mainly solves the problems that in the prior art, a humidifier has more accumulated water, is slow in humidification and poor in effect, easily scalds a patient, easily generates condensed water, has hidden danger, is large in use limitation, is difficult to disinfect, has high cost and the like.
In order to solve the problems, the invention adopts the following technical scheme:
the moistening and humidifying system comprises
The shell is divided into an upper shell and a lower shell which can be butted, and a humidifying cavity and a dampening cavity which are communicated are separated from the inside of the shell through a cavity wall;
the air inlet and the air outlet are respectively arranged at the upper end and the lower end of the shell and are communicated with the humidifying cavity inside;
the standby port is arranged at the upper end of the shell and communicated with the humidifying cavity inside;
the water inlet and the water outlet are respectively arranged at the upper end and the lower end of the shell and are communicated with the infiltration cavity inside;
an infiltration body which is compressed between the walls of the upper and lower casings, and between the humidification chamber and the infiltration chamber, is infiltrated by the infiltration body but is not air-permeable;
the moistening and water accumulating device is connected with the air outlet, a notch is formed in the moistening and water accumulating device, a moistening and water collecting piece penetrates through the notch, a water absorbing part of the moistening and water collecting piece is attached to the inner wall of the moistening and water accumulating device, and a volatilization part of the moistening and water collecting piece is positioned outside the moistening and water accumulating device and is communicated with the atmosphere;
the water bag is connected with the water inlet and the spare port through pipelines and can provide humidifying water; the pipeline is provided with a flow control valve and a drip dropper, and the flow rate of the humidified water can be observed and controlled;
the man-machine combination piece and the breathing pipe fitting are connected with the infiltration water collector and can supply oxygen for inhalation.
In one form, a one-way valve is provided in the dropper.
One mode, the water purifier also comprises a surplus water observation pipe which is connected with the water outlet, and a water discharge switch is arranged on the surplus water observation pipe.
In one mode, a heating net can be arranged in the moist body, a heating wire of the heating net can extend into the pipeline along the air outlet, a power supply interface is arranged on the heating net, and the heating net is located in the middle of the moist body and transversely penetrates through the humidifying cavity and the moist cavity.
In one mode, the moisture absorption body and the moisture absorption and collection piece are made of a high water absorption and air permeability material with a multi-layer net structure, and the moisture absorption body can be replaced or used as an integral disposable product together with the shell.
In one mode, the body and water absorption piece is one or more of pure cotton gauze, pure cotton mesh paper and water absorption filter paper.
In one mode, the depressed parts of the moisture absorption body and the moisture absorption and water collection piece are depression areas, the parts of the two ends of the moisture absorption body which are not depressed are fluffy areas, the depression areas are impermeable to liquid, and the fluffy areas are permeable to water.
The humidification system comprises a shell, wherein the shell is formed by butting an upper shell and a lower shell; the air inlet and the standby port are arranged above the shell and communicated with the inside of the shell; the air outlet is arranged below the shell and communicated with the inside of the shell; the humidifying cavity is arranged in the center of the interior of the shell; the moistening cavity is arranged inside the shell and is positioned outside the humidifying cavity; the infiltration body is pressed by the upper shell and the lower shell and is connected between the humidification cavity and the infiltration cavity in a penetrating mode; a water inlet and a water outlet which are communicated to the infiltration cavity; the standby port is arranged above the shell and communicated with the interior of the shell; the excessive water observation pipe is arranged at the water outlet, and a water discharge switch is arranged on the pipe body; a water bag connected to the water inlet via a water pipe with a flow control valve and a one-way valve.
In one mode, the humidification method of the humidification system comprises the following steps:
s1, connecting the moisturizing water collector to the air outlet, wherein the other end of the moisturizing water collector is an air outlet end in the actual sense;
penetrating the infiltration body on the half of the humidification cavity and the infiltration cavity of the lower shell;
the upper shell and the lower shell are butted to form the complete humidification cavity and the complete infiltration cavity, the humidification cavity is communicated with the infiltration cavity through the infiltration body, and the infiltration body also has the functions of blocking water and air circulation for the humidification cavity and the infiltration cavity;
s2, connecting one of the two water pipes on the water bag with a flow control valve and a drip dropper to the water inlet, and connecting the other water pipe to the standby port or directly sealing the port; the water bag can be replaced by other equipment to directly supply water;
connecting the air outlet end to the man-machine connector and the breathing pipe fitting;
s3, installing a residual water observation pipe at the water outlet, and controlling the water adding amount and discharging accumulated liquid;
the liquid medicine can be added through the standby port, and when the humidification speed is insufficient and the requirement of large-flow gas humidification cannot be met, humidification water can be directly added to an humidification body of the humidification cavity through the standby port in a dropping mode to increase the humidification capacity;
s4, trying to introduce water and ventilate, observing the circulation condition of the equipment, and adjusting;
s5, after the adjustment of the steps S1-S4 is qualified, water enters the moist-absorbing cavity from the water inlet, slowly absorbs the moist-absorbing body from outside to inside, the water forms a film in the moist-absorbing body, and redundant liquid is discharged from the water outlet;
s6, after the moistening body is completely moistened in the step S5, dry gas enters from the gas inlet and sequentially passes through the multilayer water net films of the moistening body, the gas is continuously moistened, and meanwhile, moisture carried away by the water net films is supplemented in an moistening mode through water in the water inlet;
s7, the gas humidified in the step S6 passes through the infiltration water collector, condensed water and the infiltration body are supersaturated, and water flowing out is collected through the infiltration water collecting piece, is diffused to the outer end of the infiltration water collecting piece from inside to outside, and is automatically volatilized to the atmosphere;
and S8, the gas from which the condensed water and other excessive water are removed in the step S7 enters the man-machine connector and the breathing pipe fitting through the gas outlet pipe, and finally enters the respiratory tract of the human body.
The invention has the beneficial effects that:
1. the infiltration body is connected between the infiltration cavity and the humidification cavity in a penetrating manner, so that the sealing and isolating effects of the two cavities are achieved, water in the infiltration cavity cannot flow into the humidification cavity, gas in the humidification cavity cannot enter the infiltration cavity, the water is ensured to be conducted only in an infiltration manner, the special communication of the two cavities is ensured, the structure is ingenious, and the humidification device is applicable to various humidification means;
2. the introduced drying gas is continuously humidified through a plurality of layers of water net films in the moistening body, so that the effect is good, and the humidification degree is good;
3. the condensate water, the infiltration water and the oversaturation infiltration water are collected through the infiltration water device, and the problems that the condensate water is easy to appear, the equipment use is influenced, and liquid is mixed into the respiratory tract of a patient or potential safety hazards are solved.
Drawings
FIG. 1 is a schematic structural view of the main part of the present invention;
FIG. 2 is a schematic view of the outer structure of the housing according to the present invention;
FIG. 3 is a sectional view showing the internal structure of the case according to the present invention;
FIG. 4 is a schematic diagram of the operation of the inventive lubrication body;
FIG. 5 is a schematic structural view of the lower case of the present invention;
FIG. 6 is a schematic view of the external structure of the moisturizing & accumulating water device of the present invention;
FIG. 7 is a sectional view of the internal structure of the moisturizing & accumulating water device of the present invention;
FIG. 8 is a working principle diagram of the moisturizing & accumulating water device of the present invention;
FIG. 9 is a schematic view of the heating net according to the present invention;
FIG. 10 is a schematic view of the connection relationship of the present invention;
FIG. 11 is a schematic view of the present invention in use with a gas inhaler;
FIG. 12 is a schematic view of a use environment of the present invention;
FIG. 13 is a schematic view of the structure of the water retention device.
In the figure: 10. a housing; 11. an air inlet; 12. an air outlet; 13. a water inlet; 14. a water outlet; 15. an upper housing; 16. a lower housing; 17. a spare port; 18. excess water observation tube; 20. a humidification chamber; 30. moistening the cavity; 40. moistening the body; 41. heating the net; 42. heating the silk; 43. a power outlet; 50. draining the water accumulating device; 51. a water-absorbing part; 52. a volatilization part; 60. a water bag; 70. a man-machine combination part and a breathing pipe fitting.
Detailed Description
The invention is further illustrated with reference to the accompanying drawings:
the moist-absorbing and humidifying system comprises a shell 10, wherein the shell 10 consists of an upper shell 15 and a lower shell 16, the upper shell 15 and the lower shell 16 are mirror-symmetrical components, and the upper shell 15 and the lower shell 16 can be in butt joint and can also be detached. The upper and lower housings 16 are structurally widened at the connection location for providing corresponding cavities therein, and the two are butted to form the complete structure of the housing 10.
The top of the upper shell 15 is provided with an air inlet 11, and the bottom of the lower shell 16 is provided with an air outlet 12. The air inlet 11 is externally connected with a feeding device or an air pipe with an adjusting function.
The inside of the shell 10 is provided with a humidification cavity 20 and an infiltration cavity 30 which are communicated, preferably, the infiltration cavity 30 is arranged at the outer side of the humidification cavity 20, and the specific expression is that the bottom of the upper shell 16 and the lower shell 16 are provided with an upward groove, namely a half groove of the humidification cavity 20. A circle of upward grooves are also arranged on the outer side of the half groove of the humidifying cavity 20, namely a half groove of the moistening cavity 30; the height of the side wall of the junction of the half-groove of the moistening cavity 30 and the half-groove of the humidifying cavity 20 is smaller than that of the outer wall of the upper shell 15; likewise, the associated cavities or channels are symmetrically disposed on the structure of the lower housing 16. Therefore, after the upper shell 15 and the lower shell 16 are butted, the shell walls are completely butted, so that the isolation of the internal cavity from the outside is ensured, and the humidifying cavity 20 and the moistening cavity 30 have a room for communication because of the height arrangement of the side walls at the junction of the half-grooves in the internal cavity.
As shown in fig. 3 and 4, the dampening body 40 penetrates through the wetting cavity 20 and the dampening cavity 30, and the specific implementation manner is that the dampening body 40 is arranged in two half grooves of the lower shell 16, and the dampening body 40 is pressed between the upper shell 15 and the lower shell 16 along with the butt joint of the upper shell 16 and the lower shell 16, so that the gap between the side walls of the junction after the butt joint cannot exceed the thickness of the pressed part of the dampening body 40, and the dampening body 40 can be ensured to play a role in separately isolating and sealing the two cavities, namely after the dampening body 40 is installed, the two cavities are structurally sealed and independent. However, the body 40 itself has the ability of absorbing water and ventilating, so when the passing substance is gas or liquid, the two cavities can be actually communicated, the liquid can pass through the humidifying cavity 20 from one side of the body 20 to the other side, and the gas can also pass through the body 40 from the upper side of the humidifying cavity 20 to the lower cavity. The moist body 40 is a strong water-absorbing and air-permeable material with a multi-layer structure, preferably, the moist body 40 is one or more of pure cotton gauze, pure cotton paper and water-absorbing filter paper, and the moist body 40 can be replaced by disassembling and assembling the upper and lower shells 16. Or a disposable product integrated with the housing. The structure of the lubricating body 40 is adapted to the structure of the two cavities.
Preferably, as shown in fig. 9, a heating net 41 may be further disposed in the moistening body 40, the temperature of the heating net 41 may be controllable, and may be provided with a temperature control probe or a temperature controller, the heating net 41 is located in the middle of the moistening body 40, and spans two cavities, the heating net 41 may also be provided with a heating wire 42 that may be extended, and the heating wire 42 may extend into the breathing pipeline along the air outlet 12. The side surface of the heating net 41 is provided with a power socket 43, the dampening body 40 can be conveniently arranged by correspondingly changing into a structure of up-down butt joint, and the safe voltage below 36V is accessed from the outside for power supply. Therefore, the gas can be better humidified, the temperature of the breathing gas can be ensured, and the phenomenon that the cold gas is suddenly breathed to cause adverse effect on a human body is prevented.
As shown in fig. 6-8, the lower end of the housing 10 is provided with a communicating water infiltration and accumulation device 50, the two devices can be connected by a hose, specifically, the water infiltration and accumulation device 50 can be connected to the air outlet 12 of the lower housing 16 by a hose or directly, and the water infiltration and accumulation device 50 is communicated with the inside of the housing 10. The moist ponding device 50 is similar to the shell 10 in structure and is formed by up-down butt joint, a humidifying cavity 20 and a moist cavity 30 are formed inside the moist ponding device, the moist ponding device is connected through a special moist collecting piece, an opening is formed in the outer wall of the moist ponding device 50, the moist collecting piece is arranged at the opening in a penetrating mode, a water absorbing portion 51 of the moist collecting piece is attached to the pipe wall inside the moist ponding device 50, and a volatilizing portion 52 of the moist collecting piece is located outside the moist ponding device 50 and exposed to the outside environment and communicated with the atmosphere. The humidified gas is condensed into condensed water on the pipe wall of the moistening water collector 50, and the condensed water absorbed by the water absorption part 51 on the pipe wall can be transferred to the volatilization part 52 in a moistening mode and then volatilized into the atmosphere through the volatilization part 52. The opening at the bottom of the wicking water trap 50 is now the outlet end in the practical sense.
The water absorbing part 51 and the volatilizing part 52 are both materials specially processed and compressed, such as cotton, hemp and the like, have strong water absorption and permeability when being fluffy, and water and gas can easily pass through the inside of the material. The liquid has special wettability, can be transmitted in a wetting mode and passes through the compacted part, and enters from one side of the material compaction to the other side, so that the whole material is moistened, therefore, the water absorbing part 51 and the volatilizing part 52 just utilize the principle, can pass water but cannot ventilate, and realize outward gas volatilization without sucking gas from the outside.
Because the condensed water is generally condensed on the wall of the tube in the adsorption phenomenon of the condensed water, a hollow groove can be formed in the center of the water absorbing part 51, the periphery of the water absorbing part 51 is ensured to be in contact with the wall edge, and therefore the air can be better passed through.
Similarly, as shown in fig. 4, the structure of the moist body 40 is similar to that of the moist body, cotton, hemp and other materials are woven into a gauze shape, and then a plurality of the moist bodies are laid and stacked, and then are collapsed into two parts which are separated independently, wherein the collapsed part is in a thin thread shape, and two sides of the collapsed part are in a fluffy state. The depressed part blocks the circulation of gas and water, water can only infiltrate from one side to the other side in an infiltration mode, the water infiltrating from the other side is attached to the net yarns through intermolecular acting force to form a water net film, and a plurality of water net films are formed by a plurality of yarn nets. When the dry gas passes through the fluffy water net membranes, the gas is contacted with the water surface on the water net membranes, the water is volatilized, the gas carries away the water, and the gas is humidified. The gas is continuously strengthened and humidified by the water net films layer by layer. Thereby completing the whole process of drying gas humidification. Considering oxygen inhalation, assisted respiration and mechanical ventilation, the input respiratory pressure of the patient is generally not more than 70 cm/H2O. Meanwhile, the more the lubricating body 40 is pressed, the worse the lubricating ability thereof. Therefore, in order to enhance the wettability of the wettability body 40, the depressed portion does not need to be compressed tightly, and it is sufficient that the permeability of gas under a certain pressure is blocked.
The moistening body 40 is a liquid which is moistened towards the center, and the moistening and water collecting piece is a liquid which is moistened towards the outer side. The moisture absorption and collection piece can be essentially a special moisture absorption body 40. The moisture absorbing and collecting piece and the moisture absorbing body 40 are pressed and sunk between the moisture absorbing and collecting device or the shell 10, so that the pressed parts of the moisture absorbing and collecting piece and the moisture absorbing body are stuffing pressing areas, the parts which are not pressed and sunk are fluffy areas, the stuffing pressing areas only can absorb liquid but cannot ventilate, and the fluffy areas can ventilate and absorb liquid.
The upper shell 15 is provided with a water inlet 13 with an upward opening, the lower shell 16 is provided with a water outlet 14 with a downward opening, and after butt joint, the liquid medium can enter from the water inlet 13 of the upper shell 15, pass through the infiltrating body 40 and be discharged from the water outlet 14 of the lower shell 16. The opening part of the water inlet 13 is connected with a water bag 60 which can be hung, a water conveying pipe with a flow control valve and a drip dropper is arranged between the water inlet 13 and the water bag 60, a one-way valve is arranged in the drip dropper, the water inlet speed can be controlled by adjusting the flow control valve, and the medium can be effectively prevented from being sucked backwards due to the existence of the one-way valve.
As shown in fig. 2, preferably, a separate excess water observation tube 18 is further provided at the water outlet 14 of the lower housing 16, and is a transparent water accumulation tube with a water discharge switch, so that the condition of the accumulated water inside can be observed and the accumulated water can be discharged periodically; an independent spare port 17 is further formed in the upper shell 15 and used for filling respiratory medicines or under the condition of large flow of gas, the humidification and humidification immersion speed cannot be kept up with the humidification speed, the gas humidification degree cannot be achieved, water can be directly added into the humidification cavity through the spare port in a drip mode, the humidification water quantity is increased, and a second water conveying pipe on the water bag is used for the purpose. When the water bag is not used, the standby opening can be closed by a cover, a second water pipe of the water bag can also be connected, the control valve is closed when the water bag is not used, and the water bag is opened when the water bag is needed, so that the flow is controlled.
The two ends of the moistening and water accumulating device 50 are not provided with positive and negative sides, and can be used for air inlet and air outlet connection, one end of the moistening and water accumulating device is connected with the breathing pipe of the air outlet 12, the other end of the moistening and water accumulating device is connected with the man-machine combining piece, and the middle of the moistening and water accumulating device can be connected with a section of breathing pipe and then connected with the man-machine combining piece. The peripheral infiltrating body is only used for intercepting water flowing along the wall of the breathing tube, and the central hole is free from obstruction for ventilation.
All the actions of air inlet, air outlet, liquid inlet and liquid outlet can be adjusted to control the flow; all the connected pipelines are provided with dropper devices, and check valves are arranged in the dropper devices, so that gas or liquid can be effectively prevented from flowing backwards and flowing; the transparent water accumulating pipe with the drainage switch can be added according to the requirement to observe the conditions of accumulated liquid, humidified water filling quantity and the like.
The humidification method based on the humidification system relates to the main components of the humidification system, and comprises the following steps:
a housing 10 formed by butting an upper housing 15 and a lower housing 16; an air inlet 11 and a spare port 17 which are provided above the housing 10 and communicate with the inside of the housing 10; an air outlet 12 provided below the casing 10 and communicating with the inside of the casing 10; the humidifying cavity 20 is arranged in the center of the interior of the shell 10; the moistening cavity 30 is arranged inside the shell 10 and is positioned outside the humidifying cavity 20; the infiltration body 40 is pressed by the upper shell 15 and the lower shell 16 and is connected between the humidification cavity 20 and the infiltration cavity 30 in a penetrating mode; the moistening and water collecting device is arranged at the lower end of the shell 10, and a moistening and water collecting piece is arranged on the moistening and water collecting device in a penetrating mode; a water inlet 13 and a water outlet 14 which are communicated to the infiltration chamber 30; a standby port 17 provided above the housing 10 and communicating with the inside of the housing 10; the excess water observation pipe 18 is arranged at the water outlet 14, and a water discharge switch is arranged on the pipe body; a water bag 60 connected to the water inlet 13 through a water pipe with a flow control valve, a dropper and a check valve.
As shown in fig. 10, the humidification method based on the humidification system is as follows:
s1, connecting the moisturizing water collector 50 to the air outlet 12, wherein the other end of the moisturizing water collector 50 is an air outlet end in the actual sense;
the infiltration body 40 is connected on the half humidification cavity 20 and the infiltration cavity 30 of the lower shell 16 in a penetrating way;
the upper shell 15 is butted with the lower shell 16 to form a complete humidification cavity 20 and an infiltration cavity 30, the humidification cavity 20 is communicated with the infiltration cavity 30 through an infiltration body 40, and the infiltration body 40 also has the functions of water blocking and air flow ventilation for the humidification cavity 20 and the infiltration cavity 30;
s2, connecting one of the two water pipes on the water bag 60 with a flow control valve, a dropper and a one-way valve to the water inlet 13, and connecting the other one of the two water pipes to the spare port 17 or directly sealing the port; the water bag 60 can be replaced by other equipment to directly supply water;
the air outlet end is connected to the man-machine interface and breathing tube 70;
s3, installing a residual water observation tube 18 at the water outlet 14, observing the filling amount of the humidified water, judging and controlling the water addition, and discharging the accumulated liquid through a water discharge switch;
the liquid medicine can be added through the spare port 17, and when the moistening speed is not enough and the large-flow gas moistening requirement cannot be met, the moistening water can be directly added to the moistening body 40 of the moistening cavity 20 through the spare port 17 in a dripping mode to improve the moistening capacity;
a breathing pipe connector is connected to the air inlet 11 or directly connected to oxygen supply equipment, and the flow and the reverse flow of breathing gas are controlled by a breathing machine or breathing equipment.
S4, water test and ventilation are performed, the circulation condition of the equipment is observed, and the input water quantity and the like are adjusted;
s5, after the adjustment of the steps S1-S4 is qualified, water enters the penetration cavity 30 from the water inlet 13, slowly penetrates into the penetration body 40 from outside to inside, the water is attached to net wires in the penetration body 40 to form a water net film, and redundant liquid is discharged from the water outlet 14;
s6, after the moistening body 40 is completely moistened in the step S5, dry gas enters from the gas inlet 11 and sequentially passes through a plurality of layers of water net films of the moistening body 40, the gas is continuously humidified and moistened, and meanwhile, moisture carried away by the water net films is supplemented in an moistening mode through water in the water inlet 13;
s7, the gas humidified in the step S6 passes through the infiltration water collector 50, and water drops possibly occurring such as condensed water, seeped water, water supersaturated with the infiltration body 40 and flowing out are collected through the infiltration water collecting piece, diffused to the outer end of the infiltration water collecting piece from inside to outside and automatically volatilized to the atmosphere;
s8, the gas from which the condensed water and other excessive water are removed in the step S7 enters the man-machine connector and the breathing tube 70 through the gas outlet pipe, and finally enters the respiratory tract of the human body.
One embodiment is to mount the humidification system on the gas inhaler, as shown in fig. 11.
As shown in fig. 13, the moisturizing & accumulating device: the infiltration water trap is formed by buckling two shells which are identical from top to bottom, the shells are designed into an inner cavity and an outer cavity, the inner cavity is used for ventilating and collecting water, and the outer cavity is used for volatilizing and dispersing water. The outer wall is equipped with the communicating hole of large tracts of land and atmosphere, and the inner wall is pressing the moist piece of receiving of central through-hole, will ventilate and receive the water chamber and separate into two each other two communicating cavities with the water chamber that looses that volatilizees, and the hollow interior limit of moist piece of receiving is in the ventilative chamber of receiving water, and the outside is in and volatilizees the chamber of loosing water. Because the upper and lower shells of the water seeping device are completely the same, the water seeping device is not divided into positive and negative parts when in use.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims (9)

1. Moist system of humidifying of soaking, its characterized in that: comprises that
The shell is divided into an upper shell and a lower shell which can be butted, and a humidifying cavity and a dampening cavity which are communicated are separated from the inside of the shell through a cavity wall;
the air inlet and the air outlet are respectively arranged at the upper end and the lower end of the shell and are communicated with the humidifying cavity inside;
the standby port is arranged at the upper end of the shell and communicated with the humidifying cavity inside;
the water inlet and the water outlet are respectively arranged at the upper end and the lower end of the shell and are communicated with the infiltration cavity inside;
an infiltration body which is compressed between the walls of the upper and lower casings, and between the humidification chamber and the infiltration chamber, is infiltrated by the infiltration body but is not air-permeable;
the moistening and water accumulating device is connected with the air outlet, a notch is formed in the moistening and water accumulating device, a moistening and water collecting piece penetrates through the notch, a water absorbing part of the moistening and water collecting piece is attached to the inner wall of the moistening and water accumulating device, and a volatilization part of the moistening and water collecting piece is positioned outside the inner wall of the moistening and water accumulating device and is communicated with the atmosphere;
the water bag is connected with the water inlet and the spare port through pipelines and can provide humidifying water; the pipeline is provided with a flow control valve and a drip dropper, and the flow rate of the humidified water can be observed and controlled;
the man-machine combination piece and the breathing pipe fitting are connected with the infiltration water collector and can supply oxygen inhalation and breathing ventilation.
2. The humidification system of claim 1, wherein: the dropper is internally provided with a one-way valve.
3. The humidification system of claim 1, wherein: the water outlet is connected with the water outlet, and a water discharge switch is arranged on the excess water observation pipe.
4. The humidification system of claim 1, wherein: the humidifying device is characterized in that a heating net can be arranged in the humidifying body, an extension heating wire can be added behind the heating net at the same time, the heating wire can extend into a pipeline along the air outlet, a power supply interface is arranged on the heating net, and the heating net is located in the middle of the humidifying body and transversely penetrates through the humidifying cavity and the humidifying cavity.
5. The humidification system of claim 1, wherein: the moisture absorption body and the moisture absorption and collection piece are made of high-water-absorption and air-permeability materials with multi-layer net structures, and the moisture absorption body and the moisture absorption and collection piece can be replaced or can be used as an integral disposable product together with the shell.
6. The humidification system of claim 5, wherein: the body and water absorbing piece is one or more of pure cotton gauze, pure cotton mesh paper and water absorbing filter paper.
7. The humidification system of claim 1, wherein: the part of the moistening body and the moistening and water collecting piece which are pressed down is a pressing down area, the part of the moistening body which is not pressed down at the two ends is a fluffy area, the pressing down area is liquid-permeable and air-impermeable, the fluffy area is air-permeable and water-permeable, the acting force of water is greater than the gravity force and the water does not fall down due to the intermolecular acting force, and the water is attached to the mesh wire of the gauze to form a parallel water mesh.
8. The humidifying method of the humidifying system is characterized in that: the moistening system comprises a shell, an upper shell and a lower shell are butted to form the moistening system; the air inlet and the standby port are arranged above the shell and communicated with the inside of the shell; the air outlet is arranged below the shell and communicated with the inside of the shell; the humidifying cavity is arranged in the center of the interior of the shell; the moistening cavity is arranged inside the shell and is positioned outside the humidifying cavity; the infiltration body is pressed by the upper shell and the lower shell and is connected between the humidification cavity and the infiltration cavity in a penetrating mode; the moistening water collector is arranged at the lower end of the shell, and a moistening water collecting piece is arranged on the moistening water collector in a penetrating mode; a water inlet and a water outlet which are communicated to the infiltration cavity; the standby port is arranged above the shell and communicated with the humidifying cavity in the shell; the excessive water observation pipe is arranged at the water outlet, and a water discharge switch is arranged on the pipe body; a water bag connected to the water inlet via a water pipe with a flow control valve and a one-way valve.
9. The humidification method of claim 8, wherein: the humidifying method of the moistening system comprises the following steps:
s1, connecting the moisturizing water collector to the air outlet, wherein the other end of the moisturizing water collector is an air outlet end in the actual sense;
penetrating the infiltration body on the half of the humidification cavity and the infiltration cavity of the lower shell;
the upper shell and the lower shell are butted to form the complete humidification cavity and the complete infiltration cavity, the humidification cavity is communicated with the infiltration cavity through the infiltration body, and the infiltration body also has the functions of blocking water and air circulation for the humidification cavity and the infiltration cavity;
s2, connecting one of the two water pipes on the water bag with a flow control valve and a drip dropper to the water inlet, and connecting the other water pipe to the standby port or directly sealing the port; the water bag can be replaced by other equipment to directly supply water;
connecting the air outlet end to the man-machine connector and the breathing pipe fitting;
s3, installing a residual water observation pipe at the water outlet, and controlling the water adding amount and discharging accumulated liquid;
the liquid medicine can be added through the standby port, and when the humidification speed is insufficient and the requirement of large-flow gas humidification cannot be met, humidification water can be directly added to an humidification body of the humidification cavity through the standby port in a dropping mode to increase the humidification capacity;
s4, trying to introduce water and ventilate, observing the circulation condition of the equipment, and adjusting;
s5, after the adjustment of the steps S1-S4 is qualified, water enters the moist-absorbing cavity from the water inlet, slowly absorbs the moist-absorbing body from outside to inside, the water forms a film in the moist-absorbing body, and redundant liquid is discharged from the water outlet;
s6, after the moistening body is completely moistened in the step S5, dry gas enters from the gas inlet and sequentially passes through the multilayer water net films of the moistening body, the gas is continuously moistened, and meanwhile, moisture carried away by the water net films is supplemented in an moistening mode through water in the water inlet;
s7, the gas humidified in the step S6 passes through the infiltration water collector, condensed water and the infiltration body are supersaturated, and water flowing out is collected through the infiltration water collecting piece, is diffused to the outer end of the infiltration water collecting piece from inside to outside, and is automatically volatilized to the atmosphere;
and S8, the gas from which the condensed water and other excessive water are removed in the step S7 enters the man-machine connector and the breathing pipe fitting through the gas outlet pipe, and finally enters the respiratory tract of the human body.
CN202110819390.5A 2021-07-20 2021-07-20 Moist-absorbing humidifying system and humidifying method thereof Pending CN113398420A (en)

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Application Number Priority Date Filing Date Title
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090513A (en) * 1975-03-20 1978-05-23 Termuo Corporation Heat and moisture exchanging device for respiration
US20050113797A1 (en) * 1998-05-19 2005-05-26 Ott Douglas E. Method and apparatus for delivering an agent to the abdomen
CN104117124A (en) * 2013-04-25 2014-10-29 北京万生人和科技有限公司 Air surface humidifying device
CN209996966U (en) * 2019-04-09 2020-01-31 北京怡和嘉业医疗科技股份有限公司 Moisture deriving device, patient interface device and ventilation treatment equipment
CN215875877U (en) * 2021-07-20 2022-02-22 陈川扬 Moist wetting system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090513A (en) * 1975-03-20 1978-05-23 Termuo Corporation Heat and moisture exchanging device for respiration
US20050113797A1 (en) * 1998-05-19 2005-05-26 Ott Douglas E. Method and apparatus for delivering an agent to the abdomen
CN104117124A (en) * 2013-04-25 2014-10-29 北京万生人和科技有限公司 Air surface humidifying device
CN209996966U (en) * 2019-04-09 2020-01-31 北京怡和嘉业医疗科技股份有限公司 Moisture deriving device, patient interface device and ventilation treatment equipment
CN215875877U (en) * 2021-07-20 2022-02-22 陈川扬 Moist wetting system

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