CN214129847U - Humidifying device of medical breathing machine - Google Patents
Humidifying device of medical breathing machine Download PDFInfo
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- CN214129847U CN214129847U CN202022262530.7U CN202022262530U CN214129847U CN 214129847 U CN214129847 U CN 214129847U CN 202022262530 U CN202022262530 U CN 202022262530U CN 214129847 U CN214129847 U CN 214129847U
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- gas
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- tank body
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- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 239000013078 crystal Substances 0.000 claims abstract description 19
- 239000012528 membrane Substances 0.000 claims 1
- 239000008223 sterile water Substances 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 210000004072 lung Anatomy 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 210000002345 respiratory system Anatomy 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical group [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000009692 water atomization Methods 0.000 description 1
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- Air Humidification (AREA)
Abstract
The utility model discloses a humidifying device of a medical respirator, which comprises a gas cavity, a tank body and a control box, wherein the gas cavity is arranged at the top of the tank body; the top of the gas cavity is provided with a gas input interface and a gas output interface, and the bottom of the gas cavity is provided with a film; a heating device is arranged in the gas input interface and/or the gas output interface; the tank body is used for filling water, and the center of the bottom of the tank body is provided with an ultrasonic crystal oscillator plate; the control box is internally provided with a control circuit board, and the heating device and the ultrasonic crystal oscillator plate are respectively and electrically connected with the control circuit board. The utility model discloses a humidification device can carry out the accurate control of humiture parameter to the gas in the breathing machine pipeline, ensures that the gas that gets into the breathing machine reaches accurate humiture requirement, improves the treatment effeciency of breathing machine. The utility model relates to the technical field of medical equipment.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to humidification device of medical breathing machine.
Background
Ventilators are valuable medical devices widely used by hospitals to rescue and sustain the life of patients. The main function of various medical ventilators is to assist the patient with difficulty in breathing and to ensure that the patient can exchange gas smoothly with the outside without suffocation under the condition of breathing dysfunction.
However, most of the gas supplied to the patient by the ventilator is directly introduced into the patient's lungs through the endotracheal tube. Because the temperature and the humidity of the air supplied by the breathing machine are lower, all body functions of the patient are very weak after the patient suffers from the disease, and the air directly enters the lung of the patient without being heated and humidified and can generate larger stimulation to the lung of the patient. Therefore, most of the ventilators are provided with a special humidifier for heating and humidifying the gas supplied to the patient when in use, thereby ensuring the comfort and the clinical treatment effect.
The existing medical breathing machine humidifier is a heating type humidifier with a single function, namely a water bag of the humidifier is heated through a heating plate, water in the water bag is evaporated to be water vapor, and the hot water vapor enters a breathing pipeline to heat and humidify gas. Because the temperature and the humidity in the pipeline of the breathing machine are regulated and controlled through high-temperature water vapor, the humidifier of the breathing machine cannot carry out independent accurate regulation and control of the temperature and the humidity, and the current humidifier of the breathing machine mostly has no humidity display function and can only display the temperature of gas in the pipeline. With the continuous improvement of clinical treatment level, there is an urgent need for an inhalation humidifier capable of precisely adjusting and controlling the temperature and humidity of the gas in the ventilator tube, so as to improve the comfort and clinical treatment level of the patient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect and not enough, provide a humidification device of medical breathing machine, can carry out the accurate control of temperature, humidity parameter to the gas in the breathing machine pipeline respectively, ensure that the gas that gets into the breathing machine reaches accurate humiture requirement, improve the treatment effeciency of breathing machine.
The purpose of the utility model can be realized by the following technical scheme: a humidifying device of a medical respirator comprises a gas cavity, a tank body and a control box, wherein the gas cavity is arranged at the top of the tank body; the top of the gas cavity is provided with a gas input interface and a gas output interface, and the bottom of the gas cavity is provided with a film; a heating device is arranged in the gas input interface and/or the gas output interface; the tank body is used for filling water, and the center of the bottom of the tank body is provided with an ultrasonic crystal oscillator plate; the control box is internally provided with a control circuit board, and the heating device and the ultrasonic crystal oscillator plate are respectively and electrically connected with the control circuit board.
Furthermore, the gas input interface is connected with a pipeline at the front end of the breathing machine, and the gas output interface is connected with a pipeline at the rear end of the breathing machine.
Furthermore, a humidity sensor and a temperature sensor are respectively arranged on the pipeline at the rear end of the suction pipe, and the humidity sensor and the temperature sensor are respectively connected with the control circuit board. The humidity sensor is used for measuring the humidity of the gas in the breathing machine pipeline, and the temperature sensor is used for measuring the temperature of the gas in the breathing machine pipeline.
Furthermore, a sensor interface is arranged on the side face of the control box, the humidity sensor and the temperature sensor are respectively connected with the sensor interface through sensor connecting wires, and the sensor interface is electrically connected with the control circuit board.
Furthermore, the front of the control box is provided with a display screen, and the display screen is electrically connected with the control circuit board. The display screen is used for displaying the temperature and humidity of the gas in the pipeline of the breathing machine in real time.
Further, the front of the control box is provided with a humidity adjusting knob and a temperature adjusting knob, and the humidity adjusting knob and the temperature adjusting knob are respectively and electrically connected with the control circuit board. The humidity adjusting knob and the temperature adjusting knob can be used for manually adjusting the temperature and humidity values required to be set.
Furthermore, a power switch is arranged at the bottom of the side face of the control box and electrically connected with the control circuit board. The power switch is used for controlling the start and stop of the whole humidifying device.
Furthermore, a water level sensor is arranged on the side wall of the tank body and electrically connected with the control circuit board. The water level sensor is used for ensuring that the water level in the tank body is maintained at a certain height, and when the water level of the tank body is lower, a water shortage alarm is sent out.
Further, the film at the bottom of the gas cavity is in a spherical crown shape. The gas cavity is filled with sterile water, and the sterile water humidifies air under the action of ultrasonic waves; the water in the tank body is ordinary water, and the spherical crown-shaped film can isolate the water in the tank body, so that the cleanness and the sterility of the water entering the respiratory tract of a patient are ensured.
Further, the heating device is a heating wire. The gas in the pipeline of the breathing machine is heated by heating the heating wires to raise the temperature.
Compared with the prior art, the utility model, following advantage and beneficial effect have: the utility model discloses a control and regulation and control to the heater strip make the air current in the breathing machine pipeline keep a invariable temperature, produce ultrasonic energy through supersound crystal oscillator piece again simultaneously and make the water atomization produce the liquid drop, produce invariable humidity in the breathing machine pipeline, and the regulation and the control of its temperature and humidity are independent, each other do not influence, consequently the utility model discloses a humidification device can accurately adjust the temperature and the humidity of the gas in the breathing machine gas pipeline respectively, can adjust the temperature and the humidity of the gas in the breathing machine pipeline to the environment numerical value that does benefit to patient's treatment most according to patient's needs completely, improved patient's comfort level that uses the breathing machine, make the breathing machine reach higher to patient's treatment effeciency.
Drawings
Fig. 1 is a schematic structural diagram of a humidifying device in an embodiment of the present invention;
FIG. 2 is a perspective view of a gas chamber in an embodiment of the invention;
fig. 3 is a perspective view of the tank and the control box in the embodiment of the present invention.
Wherein: 1: gas chamber, 11: gas input interface, 12: gas output interface, 13: film, 14: heating wire, 2: can body, 21: ultrasonic crystal oscillator plate, 22: water level sensor, 3: control box, 31: control circuit board, 32: sensor interface, 33: sensor connection line, 34: display screen, 35: humidity adjustment knob, 36: temperature adjustment knob, 37: power switch, 4: humidity sensor, 5: temperature sensor, 6: suction front end pipe, 7: into the back end duct.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
As shown in fig. 1 and 2, a humidifying device of a medical respirator comprises a gas cavity 1, a tank body 2 and a control box 3. The gas cavity 1 is cylindrical, the interior of the gas cavity is of a hollow structure, the top of the gas cavity is provided with a gas input interface 11 and a gas output interface 12 respectively, and the bottom of the gas cavity is provided with a spherical crown-shaped film 13. The gas input interface 11 is connected with the front end pipeline 6 of the breathing machine, and the gas output interface 12 is connected with the back end pipeline 7 of the breathing machine. The gas chamber 1 is mounted on top of the tank 2. The cavity formed by the gas cavity wall and the bottom spherical cap-shaped film is used for filling sterile water, the water quantity can be determined according to the working time of the respirator, and water needs to be added again if humidification is still needed after the water in the gas cavity is used up. The spherical cap-shaped film 13 can play a role in isolating water in the tank outside the film and transmitting ultrasonic waves, and because the water in the gas cavity inside the film is clean sterile water, the water entering the respiratory tract of a patient needs to be clean and sterile, and therefore the water must be isolated from the water outside the gas cavity. When the sterile water in the gas cavity is used up, if the humidity in the breathing machine pipeline does not reach a set value within a certain time, the control circuit board can send out an alarm sound to remind an operator of adding water or causing an instrument fault. Of course, the instrument will sound an alarm if the gas temperature inside the pipe reaches an unset value for a long time.
As shown in fig. 1 and 3, the tank body 2 is cylindrical, the interior of the tank body is hollow and used for filling water, the center of the bottom of the tank body is provided with an ultrasonic crystal oscillator piece 21, the spherical crown-shaped film 13 is abutted against the ultrasonic crystal oscillator piece 21, the ultrasonic crystal oscillator piece 21 generates ultrasonic vibration under the action of pulse voltage and sends ultrasonic waves with higher intensity, the ultrasonic waves are transmitted into sterile water at the lower part of the gas cavity through the film 13, the sterile water at the lower part of the gas cavity is atomized under the action of the ultrasonic waves to generate tiny liquid drops, the liquid drops are mixed with air in the gas cavity to generate a humidifying effect, and the liquid drops enter a pipeline of a respirator along with air flow, so that the air in the respirator is humidified. A water level sensor 22 is provided on the inner wall surface of the tank 2, and the water level sensor is electrically connected to the control circuit board. The water level sensor has the advantages that the water level inside the tank body is guaranteed to be maintained at a certain height, when the water level of the tank body is low, the humidifying device can send out a water shortage alarm, the ultrasonic crystal oscillator piece stops working, and the ultrasonic crystal oscillator piece at the bottom of the tank body cannot be damaged due to water shortage inside the tank body.
As shown in fig. 2 and 3, the tank 2 is mounted on the top of the control box 3. The control box 3 is a tetragonal structure, a control circuit board 31 is arranged at the bottom of the control box, and the control circuit board 31 is electrically connected with the ultrasonic crystal oscillator piece 21 and used for controlling the start and stop of the ultrasonic crystal oscillator piece 21. In order to accurately control the humidification quantity of the ultrasonic crystal oscillation piece 21, a humidity sensor 4 is arranged on a pipeline 7 at the back end of the breathing machine, the humidity sensor 4 is connected with a sensor interface 32 arranged on the side wall of the control box through a sensor connecting wire 33, and the sensor interface 32 is connected with a control circuit board 31. Under the monitoring of a humidity sensor, when the humidity reaches a set value, the control circuit board outputs a control signal, and the ultrasonic crystal oscillator plate stops working; when the humidity is lower than the set humidity value, the control circuit starts the ultrasonic crystal oscillator plate to work again, fog drops are generated in the gas cavity, and the humidity is increased. Therefore, the humidity of the air in the pipeline of the breathing machine can be maintained at a constant level by regulating and controlling the ultrasonic crystal oscillator plate.
As shown in fig. 1, the front surface of the control box 3 is provided with a display screen 34, a humidity adjusting knob 35 and a temperature adjusting knob 36, and the display screen, the humidity adjusting knob and the temperature adjusting knob are respectively electrically connected to the control circuit board. The display screen is used for displaying the humidity and the temperature value of the gas in the breathing machine pipeline in real time. The humidity adjusting knob is used for manually adjusting the humidification quantity, and the temperature adjusting knob is used for manually adjusting the heating quantity. The bottom of the side surface of the control box 3 is also provided with a power switch 37, and the power switch is electrically connected with the control circuit board. The starting and stopping of the whole humidifying device can be controlled by turning on or off the power switch.
As shown in fig. 2, a heating device is provided in the gas inlet port 11 and/or the gas outlet port 12. In this embodiment, the gas input interface 11 and the gas output interface 12 are both provided with heating wires 14, the heating wires are electrically connected to the control circuit board, and the heating wires 14 can be heated under the control of the control circuit board, so as to heat the gas. In order to accurately control the heating quantity, a temperature sensor 5 is also arranged on the back suction end pipeline 7 of the respirator, and the temperature sensor 5 is connected with a sensor interface 32 through a sensor connecting wire 33. The temperature sensor transmits the measured temperature data to the control circuit board, and when the measured temperature reaches the temperature set by the device, the control circuit board outputs a control instruction to stop the heating wire. When the temperature is lower than the set temperature value, the control circuit board enables the heating wire to start heating work again, and the gas in the gas cavity is heated again to rise the temperature, so that the gas in the breathing machine pipeline maintains a constant temperature.
Use the utility model discloses a during humidification device, with breathing machine inhale front end pipeline 6, inhale rear end pipeline 7 and receive humidification device's gaseous input interface 11, on gaseous output interface 12, then turn on switch 37, the temperature parameter and the humidity parameter of device have been set up, the device will heat and the humidification to the gas in the breathing machine pipeline, after reaching settlement temperature and humidity, gas in the breathing machine gas pipeline will keep invariable temperature and humidity, make patient breathe under breathing the support of breathing machine comfortable more and be favorable to the recovery of disease.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The humidifying device of the medical respirator is characterized by comprising a gas cavity, a tank body and a control box, wherein the gas cavity is arranged at the top of the tank body;
the top of the gas cavity is provided with a gas input interface and a gas output interface, and the bottom of the gas cavity is provided with a film; a heating device is arranged in the gas input interface and/or the gas output interface;
the tank body is used for filling water, and the center of the bottom of the tank body is provided with an ultrasonic crystal oscillator plate;
the control box is internally provided with a control circuit board, and the heating device and the ultrasonic crystal oscillator plate are respectively and electrically connected with the control circuit board.
2. The humidifier for medical breathing machine as claimed in claim 1, wherein the gas input interface is connected with the front end of the breathing machine, and the gas output interface is connected with the back end of the breathing machine.
3. The humidifier for medical respirator according to claim 2, wherein a humidity sensor and a temperature sensor are respectively disposed on the inhalation rear end pipeline, and the humidity sensor and the temperature sensor are respectively connected to the control circuit board.
4. The humidifying device of a medical ventilator according to claim 3, wherein a sensor interface is arranged on a side surface of the control box, the humidity sensor and the temperature sensor are respectively connected with the sensor interface through sensor connecting wires, and the sensor interface is electrically connected with the control circuit board.
5. The humidifying device of a medical ventilator according to claim 1, wherein a display screen is arranged on the front surface of the control box, and the display screen is electrically connected with the control circuit board.
6. The humidifying device of a medical respirator as claimed in claim 1, 4 or 5, wherein the front of the control box is provided with a humidity adjusting knob and a temperature adjusting knob, and the humidity adjusting knob and the temperature adjusting knob are respectively electrically connected with the control circuit board.
7. The humidifying device of a medical ventilator according to claim 6, wherein a power switch is arranged at the bottom of the side surface of the control box, and the power switch is electrically connected with the control circuit board.
8. The humidifying device of a medical ventilator according to claim 1, wherein a water level sensor is arranged on the side wall of the tank body, and the water level sensor is electrically connected with the control circuit board.
9. The humidifier for medical respirator according to claim 1, wherein the membrane at the bottom of the air chamber is spherical.
10. The humidifier for medical ventilator according to claim 1, wherein the heating device is a heating wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022262530.7U CN214129847U (en) | 2020-10-13 | 2020-10-13 | Humidifying device of medical breathing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022262530.7U CN214129847U (en) | 2020-10-13 | 2020-10-13 | Humidifying device of medical breathing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214129847U true CN214129847U (en) | 2021-09-07 |
Family
ID=77558158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022262530.7U Expired - Fee Related CN214129847U (en) | 2020-10-13 | 2020-10-13 | Humidifying device of medical breathing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214129847U (en) |
-
2020
- 2020-10-13 CN CN202022262530.7U patent/CN214129847U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210907 |