CN2302801Y

CN2302801Y - Apparatus for wetting oxygen for inhalator

Info

Publication number: CN2302801Y
Application number: CN 97250637
Authority: CN
Inventors: 王强
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-08-14
Filing date: 1997-08-14
Publication date: 1999-01-06
Anticipated expiration: 2007-08-14

Abstract

The utility model relates to an oxygen humidifier, which belongs to a medical appliance and is mainly composed of a flow meter, a water storage bottle, a bottle cover, an atomizer and a connecting tube, wherein, the bottle cover is matched with the water storage bottle to seal and cover the water storage bottle; the atomizer is arranged at the upper part of the bottle cover; the flow meter and the atomizer are fixedly connected with each other. The utility model solving well the problems of humidification for patients' inhaled oxygen and atomized medicine feeding in the clinical practice has the advantage of convenient operation and is favorable to the clinical application.

Description

Oxygen humidifier

This utility model is a kind of oxygen humidifier that is mainly used in human body, belongs to medical mechanical domain.

Keeping of human respiratory tract's mucosa normal function depends on a good warm and humid environment.Healthy people has complete respiratory mucosa, itself promptly be a very effective heating and moistening system,, still can keep 32～36 ℃ of endotracheal temperature even outdoor in winter, and it is saturated to reach water vapour, about 8～10ml/kg/ day of respiratory mucosa water evaporation quantity in this process.If because the needs of disease treatment cut patient's trachea, set up the artificial airway after, the humidifying afunction of respiratory tract self is more than half, and the moisture content in the respiratory tract is lost in a large number, as not strengthening humidifying to sucking gas, must cause the lower respiratory tract dehydration, the respiratory mucosa drying, secretions is dry and hard, cilia activity weakens or disappears, expectoration is not smooth, airway obstruction takes place, pulmonary atelectasis, complication such as secondary pulmonary infection constitute a threat to patient's life.Therefore, the humidification that sucks gas for the airway open patient is essential.At present, applied clinically is the bubble type humidifier, and its humidifying amount does not reach patient's needs far away.

The purpose of this utility model is a kind of oxygen humidifier of design, and its compact conformation has the function that stronger humidifying sucks gas, and gas flow, atomization quantity is adjustable, and aerosolizable administration.

The designed oxygen humidifier of this utility model is mainly by effusion meter, nebulizer, the water storage bottle, bottle cap and connection tube constitute, bottle cap cooperates with the water storage bottle water storage bottle is covered, have air inlet on the bottle cap, the gas outlet reaches goes up the water hole, nebulizer is by valve body and be positioned at the intravital air intake duct of valve, the water yield is regulated the chamber, tolerance regulates the chamber and atomization chamber constitutes, the air inlet of nebulizer and bottle cap is connected, the atomization chamber of nebulizer is communicated with the water storage bottle is interior, the tolerance of nebulizer regulates the chamber and atomization chamber is linked up, the water yield regulates the chamber and tolerance is regulated the chamber communication, regulate intracavity in the water yield water regulating valve is installed, have water-supply line on the wall in water yield adjusting chamber, in the water-supply line water pipe can be installed, water pipe inserts in the water storage bottle, forms with the water yield and regulates the water route that the chamber is communicated with; Tolerance is regulated intracavity air volume regulating device is installed, air volume regulating device comprises double-deck valve seat, needle, adjusting nut, screw rod and regulating handle composition, double-deck valve seat is installed on tolerance and regulates chamber and atomization chamber joint, every layer of valve seat of double-deck valve seat all has through hole along the axis direction, have the slit between the double-deck valve seat, needle cooperates with valve seat and is installed in tolerance and regulates intracavity, needle, screw rod and regulating handle are structure as a whole, adjusting nut is fixedly mounted on tolerance and regulates intracavity, adjusting nut cooperates with screw rod, and handle is positioned at the outside of valve body; The sidewall of regulating the chamber in tolerance has air flue, and air flue is communicated with the outlet of effusion meter, and effusion meter is installed in the top of nebulizer, and the import of effusion meter is communicated with the air intake duct of the wall that is arranged in nebulizer, and air intake duct is connected with the apparatus of oxygen supply of outside.

The outlet that the water yield is regulated the chamber in the nebulizer of the oxygen humidifier that this utility model is designed is positioned at tolerance and regulates on the sidewall at place, double-deck valve seat break joint crack in chamber.

In the nebulizer of the oxygen humidifier that this utility model is designed, have the hole on the wall of the valve body relative with tolerance adjusting chamber, impact valve wherein is installed, impact valve stretches in the atomization chamber, presses close to the through hole that tolerance is regulated the double-deck valve seat in chamber.

Convenient for regulating the control water yield, in the nebulizer of the oxygen humidifier that this utility model is designed, the water regulating valve that is arranged in water yield adjusting chamber is made of valve rod, hold-down nut and regulating handle, valve rod cooperates with hold-down nut and is installed in the water yield and regulates intracavity, valve rod and regulating handle are fixed as one, regulating handle is positioned at the outside of the valve body of nebulizer, has indicating graduation on its surface.

Have one or more gas outlet on the bottle cap of the oxygen humidifier that this utility model is designed, transfer pipeline is connected with the gas outlet, can use simultaneously for one or more patients.

Be convenient drug administration, the little bowl of administration is installed in the water storage bottle of the oxygen humidifier that this utility model is designed.

Be the convenient water level situation of observing, have upper and lower water level limit and scale on the sidewall of the water storage bottle of the oxygen humidifier that this utility model is designed.

For the factor of patient infection is brought out in minimizing, further bacteriological filtration, in the designed oxygen humidifier of this utility model, in the valve body of nebulizer with the water pipe of installing in the water yield is regulated the water-supply line that the chamber is communicated with for being with the water pipe of bacteria filter.

The designed oxygen humidifier of this utility model is when using, open be connected with the nebulizer air intake duct oxygen cylinder or central oxygen supply system, oxygen enters tolerance by effusion meter and regulates the chamber, tolerance is regulated the needle of intracavity and is regulated oxygen flow, between double-deck valve seat, form negative pressure, regulating intracavity from the water yield sucks water and mixes with oxygen and impinge upon on the impact valve through the through hole injection atomization chamber of double-deck valve seat, forming water smoke enters in the water storage bottle then, bigger particle water falls back in the water of water storage bottle, and tiny droplet uses by the transfer pipeline patients that is connected with gas outlet on the bottle cap with oxygen.Water regulating valve and air volume regulating device are with the adjusting of finishing atomization quantity.

The advantage of the oxygen humidifier that this utility model is designed is:

1. simple in structure, exquisite, compact, removed in addition additional atomization plant from.Atomising device and gas flow adjusting means are integrated; according to jet current principle; oxygen is fast by the air velocity of the gap location between the double-deck valve seat; form negative pressure, water is sucked in the gas, form droplet; bigger particle water impinges upon the enterprising step refining of impact valve of atomization chamber; bigger particle water falls after rise to the water storage bottle after entering the water storage bottle, makes fogdrop diameter As soon as possible Promising Policy humidifying needs, and atomization process rapidly, reliably.

2. humidifying is abundant, adjustable, keeps the humidity of gas consistent with the humidity of needed by human body.Because the water in the oxygen humidifier can be regulated inflow by water regulating valve when water amount is regulated the chamber; finish the adjusting of atomization quantity jointly with air volume regulating device; humidifying is well protected respiratory mucosa fully; guarantee when human body is received treatment, reduce the damage of lung and bronchial mucosa as far as possible.

3. use easyly, can place wall, the head of a bed, take up space less, available at any time and can supply with at least two patients simultaneously and use the utilization ratio height.

4. convenient drug administration.The directly administration of existing oxygen humidifier, and the designed oxygen humidifier of this utility model can be put into medicine the little bowl of administration, and water pipe is inserted just aerosolizable administration in the little bowl.Therefore administration is easy, convenient, and droplet is little, and administering effect is good, saves medicine.

5. be easy to clean, sterilize.Because water storage bottle, bottle cap, nebulizer are relatively all detachable, and adopt high strength plastic materials, corrosion-resistant, cleaning and sterilizing is convenient.

6. reduce patient's infection probability as far as possible, anti-pre-property is strong.Have bacteria filter on the water pipe of water on the nebulizer, the antibacterial in the water when making atomizing is subjected to strict control, has played the effect of protecting from infection preferably.

The designed oxygen humidifier of this utility model is mainly used in hospital, also can be used for other special treatment place.

In addition, the shape of the water storage bottle of the oxygen humidifier that this utility model is designed can be made into different shapes such as oval cylinder, prism as required, with the requirement of satisfying processing and using.

Fig. 1 is the structure chart of the designed oxygen humidifier of this utility model.

Fig. 2 is the structure chart of bottle cap among Fig. 1.

Fig. 3 is that the I-I of nebulizer among Fig. 1 is to cutaway view

Fig. 4 is that the A-A of Fig. 3 is to cutaway view.

Fig. 5 is that the B-B of Fig. 3 is to cutaway view.

Fig. 6 is the structural representation that tolerance is regulated part in the chamber among Fig. 5.

Fig. 7 is the structural representation that the water yield is regulated part in the chamber among Fig. 1.

Fig. 8 is the structure chart of impact valve.

In conjunction with specific embodiments the embodiment and the effect of the designed oxygen humidifier of this utility model is described further with reference to the accompanying drawings below.

Embodiment

Oxygen humidifier as shown in Figure 1, mainly by bottle cap 1, effusion meter 2, water storage bottle 3, formations such as nebulizer 4 and connection tube, bottle cap 1 covers water storage bottle 3 with water storage bottle 3 threaded engagement, bottle cap 1 as shown in Figure 2, have air inlet 5 on it, two gas outlets 6 reach goes up water hole 7, nebulizer 4 is as Fig. 3,4, shown in 5, by valve body 28 and be arranged in the air intake duct 8 of valve body 28, the water yield is regulated chamber 9, tolerance regulates chamber 10 and atomization chamber 11 constitutes, nebulizer 4 is connected with air inlet 5 threaded engagement of bottle cap 1, make the atomization chamber 11 and 3 interior connections of water storage bottle of nebulizer, the tolerance of nebulizer 4 is regulated chamber 10 and is linked up with atomization chamber 11, the water yield is regulated chamber 9 and is regulated chamber 10 communications with tolerance, in the water yield is regulated chamber 9, water regulating valve is installed, water regulating valve as shown in Figure 7, by valve rod 12, regulating handle 13 and hold-down nut 30 constitute, the front end of valve rod 12 has flat breach 31, valve rod 12 and hold-down nut 30 threaded engagement, being installed in the water yield by hold-down nut 30 regulates in the chamber 9, the outside of valve rod 12 has regulating handle 13, regulating handle 13 can drive valve rod 12 and rotate, and has indicating graduation on the regulating handle 13.The sidewall that the water yield is regulated chamber 9 has water-supply line 14, the flat breach 31 of valve rod 12 front ends is just aimed at the place of connection that water-supply line 14 and the water yield are regulated chamber 9, thus when rotating regulating handle 13, regulating handle 13 drives valve rod 12 and rotates, can change the Informal water amount and regulate chamber 9 is communicated with the place with water channel connection area, can change the size of inflow.Water-supply line 14 has bacteria filter 29 by the fluid connection in water pipe 15 and the water storage bottle 3 on the water pipe 15, participate in the water that atomizes with filtration antibacterial, purification.Water pipe 15 inserts in the water storage bottle 3, forms with the water yield and regulates the water supply water route that chamber 9 is communicated with.Tolerance is regulated in the chamber 10 air volume regulating device is installed, air volume regulating device comprises needle 16, adjusting nut 17, the valve seat 18,19 that constitutes double-deck valve seat, screw rod 27 and regulating handle 20 compositions, as shown in Figure 6, valve seat 19 is installed on tolerance and regulates chamber 10 and atomization chamber 11 joints, has conical through-hole 21 in the middle of the valve seat 19.Needle 16 cooperates with valve seat 18 and is installed in tolerance and regulates in the chamber 10, have the taper hole that cooperates with needle 16 on the valve seat 18, the front end of needle 16 cooperates with valve seat 18, needle 16, screw rod 27 and regulating handle 20 are structure as a whole, adjusting nut 17 is fixedly mounted on tolerance and regulates in the chamber 10, screw rod 27 and adjusting nut 17 threaded engagement, regulating handle 20 are positioned at the outside that tolerance is regulated chamber 10 walls.The sidewall of regulating chamber 10 in tolerance has air flue 22, air flue 22 is communicated with the outlet of effusion meter 2, effusion meter 2 is installed in the top of nebulizer 4, and the import of effusion meter 2 is communicated with the air intake duct 8 of the wall that is arranged in nebulizer 4, and air intake duct 8 is connected with the apparatus of oxygen supply of outside.Effusion meter 2 is used to observe air inflow.Have hole 23 regulating on valve body 28 walls of the relative nebulizer in chamber 10, impact valve 24 wherein be installed with tolerance, impact valve 24 as shown in Figure 8, impact valve 24 stretches in the atomization chamber 11, press close to valve seat 19 that tolerance regulates the chamber with conical through-hole 21.The water yield is regulated chamber 9 and is regulated chamber 10 with tolerance and link up, and the outlet that the water yield is regulated chamber 9 is positioned at tolerance and regulates on the sidewall of the gap location that the valve seat 18 in chamber 10 cooperates with valve seat 19.In addition, the little bowl 25 of administration is installed in water storage bottle 3, has upper and lower water level limit and scale 26 on the sidewall of water storage bottle, so that observe water level, in time supplementing water in the water storage bottle.

Oxygen humidifier will inject water to upper and lower water level limit scope in the course of the work in the water storage bottle 3, bottle cap 1 is tightened with 3 sealings of water storage bottle, and water pipe 15 immerses under the liquid level of water storage bottle 3.Open the oxygen cylinder or the central oxygen supply system that are connected with air intake duct 8 in the nebulizer 4; oxygen enters in the air flue 22 of tolerance adjusting chamber 10 sidewalls by effusion meter 2; tolerance is regulated the gap location formation vacuum that the valve seat 18 in the chamber 10 cooperates with valve seat 19; oxygen is sucked in the conical through-hole 21 of valve seat 19; meanwhile regulate and suck water and the mixed water smoke that forms of oxygen in the chamber 9 from the water yield; water smoke enters the atomization chamber 11 from conical through-hole 21; impinge upon on the impact valve 24; big particle water in the water smoke is smashed; make the further refinement of water smoke; enter in the water storage bottle 3 by atomization chamber 11 then; bigger particle water falls back in the water of water storage bottle 3, and the oxygen after the humidifying can use for two patients simultaneously by the transfer pipeline that is connected with two gas outlets 6 on the bottle cap 1.Can regulate the gap of needle 16 and valve seat 18 by rotating regulating handle 20 in use, thereby regulate amount of oxygen; Valve rod 12 rotations be can drive by regulating handle 13, thereby the content of water when forming water smoke, the degree of promptly regulating oxygen humidification regulated.Since can adjust, control the situation of mist from the outside of nebulizer 4, therefore easy to use, be easy to control.The little bowl 25 of administration is installed in water storage bottle 3 in addition, when patient needs administration, liquid medicine is poured in the little bowl 25 of administration, water pipe 15 inserts in the little bowl 25 of administration, and liquid medicine just can enter in the patient body with oxygen mix, can find out that thus administration is also very convenient.

Can obtain the moderate oxygen of humidity of needed by human body preferably by oxygen humidifier, healthy very useful to patient.The oxygen humidifier volume is less, can be hung on wall, or places the head of a bed, and is easy to use.Because bottle cap 1 is connected with water storage bottle 3 threaded engagement, therefore detachable, do the wash, sterilize conveniently, and nebulizer 4 also can for convenience detach, sterilization.

Claims

1. oxygen humidifier, mainly by effusion meter, nebulizer, the water storage bottle, bottle cap and connection tube constitute, it is characterized in that: bottle cap cooperates with the water storage bottle water storage bottle is covered, have air inlet on the bottle cap, the gas outlet reaches goes up the water hole, nebulizer is by valve body and be positioned at the intravital air intake duct of valve, the water yield is regulated the chamber, tolerance regulates the chamber and atomization chamber constitutes, the air inlet of nebulizer and bottle cap is connected, the atomization chamber of nebulizer is communicated with the water storage bottle is interior, the tolerance of nebulizer regulates the chamber and atomization chamber is linked up, the water yield regulates the chamber and tolerance is regulated the chamber communication, regulate intracavity in the water yield water regulating valve is installed, have water-supply line on the wall in water yield adjusting chamber, in the water-supply line water pipe can be installed, water pipe inserts in the water storage bottle, forms with the water yield and regulates the water route that the chamber is communicated with; Tolerance is regulated intracavity air volume regulating device is installed, air volume regulating device comprises double-deck valve seat, needle, adjusting nut, screw rod and regulating handle composition, double-deck valve seat is installed on tolerance and regulates chamber and atomization chamber joint, every layer of valve seat of double-deck valve seat all has through hole along the axis direction, have the slit between the double-deck valve seat, needle cooperates with valve seat and is installed in tolerance and regulates intracavity, needle, screw rod and regulating handle are structure as a whole, adjusting nut is fixedly mounted on tolerance and regulates intracavity, adjusting nut cooperates with screw rod, and handle is positioned at the outside of valve body; The sidewall of regulating the chamber in tolerance has air flue, and air flue is communicated with the outlet of effusion meter, and effusion meter is installed in the top of nebulizer, and the import of effusion meter is communicated with the air intake duct of the wall that is arranged in nebulizer, and air intake duct is connected with the apparatus of oxygen supply of outside.

2. oxygen humidifier according to claim 1, its feature also is: the outlet that the water yield is regulated the chamber in the nebulizer is positioned at tolerance and regulates on the sidewall of double-deck valve seat gap location in chamber.

3. oxygen humidifier according to claim 1, its feature also is: in nebulizer, have the hole on the wall of the valve body relative with tolerance adjusting chamber, impact valve wherein is installed, impact valve stretches in the atomization chamber, presses close to the through hole that tolerance is regulated the double-deck valve seat in chamber.

4. oxygen humidifier according to claim 1, its feature also is: in nebulizer, the water regulating valve that is arranged in water yield adjusting chamber is made of valve rod, hold-down nut and regulating handle, valve rod cooperates with hold-down nut and is installed in the water yield and regulates intracavity, valve rod and regulating handle are fixed as one, regulating handle is positioned at the outside of the valve body of nebulizer, has indicating graduation on its surface.

5. oxygen humidifier according to claim 1, its feature also is: have one or more gas outlet on the bottle cap, transfer pipeline is connected with the gas outlet.

6. oxygen humidifier according to claim 1, its feature also is: the little bowl of administration is installed in the water storage bottle.

7. oxygen humidifier according to claim 1, its feature also is: have upper and lower water level limit and scale on the sidewall of water storage bottle.

8. oxygen humidifier according to claim 1, its feature also is: with the water pipe of installing in the water yield of nebulizer is regulated the water-supply line that the chamber is communicated with for being with the water pipe of bacteria filter.