CN113730751A - Oxygen supply adjusting device, oxygen generator and oxygen supply adjusting method - Google Patents
Oxygen supply adjusting device, oxygen generator and oxygen supply adjusting method Download PDFInfo
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- CN113730751A CN113730751A CN202110989852.8A CN202110989852A CN113730751A CN 113730751 A CN113730751 A CN 113730751A CN 202110989852 A CN202110989852 A CN 202110989852A CN 113730751 A CN113730751 A CN 113730751A
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- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
- A61M16/022—Control means therefor
- A61M16/024—Control means therefor including calculation means, e.g. using a processor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/201—Controlled valves
- A61M16/202—Controlled valves electrically actuated
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/0015—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors
- A61M2016/0018—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical
- A61M2016/0024—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical with an on-off output signal, e.g. from a switch
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
- A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
- A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
- A61M2016/102—Measuring a parameter of the content of the delivered gas
- A61M2016/1025—Measuring a parameter of the content of the delivered gas the O2 concentration
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3379—Masses, volumes, levels of fluids in reservoirs, flow rates
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/06—Head
- A61M2210/0618—Nose
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M2230/00—Measuring parameters of the user
- A61M2230/40—Respiratory characteristics
- A61M2230/42—Rate
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- Respiratory Apparatuses And Protective Means (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The invention discloses an oxygen supply adjusting device, which comprises an oxygen supply interface, an oxygen inhalation port and a control device, and is characterized in that: still include first pipeline, first solenoid valve, second solenoid valve, the oxygen suppliment interface communicates with first pipeline one end, and in first pipeline was located to first solenoid valve, the first pipeline other end branch becomes the air current pipe and supplies the oxygen pipe, and the air current pipe rear end joins to the oxygen uptake mouth with supplying the oxygen pipe rear end, and the opening of second solenoid valve includes oxygen interface, flow interface, blow vent, oxygen interface and flow interface communicate with the air current pipe respectively, still are equipped with the oxygen concentration flowmeter who is used for measuring oxygen concentration and detects air current flow on the air current pipe, and the oxygen concentration flowmeter is located between flow interface and the oxygen uptake mouth, first solenoid valve, second solenoid valve, oxygen concentration flowmeter are connected with controlling means electricity respectively. An oxygenerator, includes above-mentioned oxygen suppliment adjusting device. Also provided is a method for regulating oxygen supply.
Description
Technical Field
The present disclosure relates to oxygen supply apparatuses, and particularly to an oxygen supply apparatus, an oxygen generator, and an oxygen supply method.
Background
With the continuous improvement and improvement of living standard of people and the gradual enhancement of health requirements, oxygen inhalation becomes an important means in family and community rehabilitation. The current oxygen supply device has the following problems: the starting of the feeding device needs manual starting by an operator; in addition, the oxygen supply mode is single, and only continuous oxygen supply mode is adopted, which not only causes waste, but also does not accord with the breathing habit of people. In order to overcome the above-mentioned defects, we developed an oxygen supply adjusting device, an oxygen generator and an oxygen supply adjusting method.
Disclosure of Invention
The invention aims to provide an oxygen supply adjusting device, an oxygen generator and an oxygen supply adjusting method, which effectively solve the problems that the traditional oxygen supply device needs manual start by operators, has a single oxygen supply mode, only has a continuous oxygen supply mode, causes waste and does not accord with the breathing habit of people.
The technical scheme adopted by the invention to solve the technical problem is as follows: the utility model provides an oxygen suppliment adjusting device, includes oxygen suppliment interface, oxygen uptake mouth, controlling means, its characterized in that: still include first pipeline, first solenoid valve, second solenoid valve, the oxygen suppliment interface communicates with first pipeline one end, and in first pipeline was located to first solenoid valve, the first pipeline other end branch becomes the air current pipe and supplies the oxygen pipe, and the air current pipe rear end joins to the oxygen uptake mouth with supplying the oxygen pipe rear end, and the opening of second solenoid valve includes oxygen interface, flow interface, blow vent, oxygen interface and flow interface communicate with the air current pipe respectively, still are equipped with the oxygen concentration flowmeter who is used for measuring oxygen concentration and detects air current flow on the air current pipe, and the oxygen concentration flowmeter is located between flow interface and the oxygen uptake mouth, first solenoid valve, second solenoid valve, oxygen concentration flowmeter are connected with controlling means electricity respectively.
The oxygen supply device is characterized by further comprising a second pipeline, one end of the second pipeline is communicated with the oxygen supply interface, a third electromagnetic valve is arranged on the second pipeline, the other end of the second pipeline is communicated with the oxygen supply pipe, and the third electromagnetic valve is electrically connected with the control device.
And the pressure limiting valve is positioned between the third electromagnetic valve and the oxygen supply pipe.
An oxygenerator, includes that oxygen supply unit its characterized in that: still include above-mentioned oxygen suppliment adjusting device, the oxygen suppliment interface communicates with the play oxygen end of oxygen suppliment device.
An oxygen supply regulation method is characterized in that: the method comprises the following steps:
a. the air port of the second electromagnetic valve is communicated with the flow interface, the oxygen interface is closed, the first electromagnetic valve is closed, the oxygen concentration flowmeter senses the inspiratory air flow in the air flow pipe and sends an inspiratory signal to the control device;
b. the control device controls the first electromagnetic valve to be opened, controls an oxygen interface of the second electromagnetic valve to be opened and communicated with the flow interface and controls the vent to be closed, and oxygen is conveyed to the oxygen inhalation port through the first pipeline and the oxygen supply pipe;
c. after the preset time, the control device controls the first electromagnetic valve to be closed, and controls the air vent of the second electromagnetic valve to be communicated with the flow interface and the oxygen interface to be closed.
The preset time is less than the inspiration time.
Further comprising the steps of:
d. the control device controls the first electromagnetic valve and the oxygen interface to be normally closed and controls the third electromagnetic valve to be normally opened, namely, the third electromagnetic valve is switched to a continuous oxygen supply mode, and oxygen is conveyed to the oxygen uptake port through the second pipeline and the oxygen supply pipe.
The invention has the beneficial effects that:
the invention adopts the technical scheme that the oxygen supply adjusting device comprises an oxygen supply interface, an oxygen inhalation port and a control device, and is characterized in that: still include first pipeline, first solenoid valve, second solenoid valve, the oxygen suppliment interface communicates with first pipeline one end, and in first pipeline was located to first solenoid valve, the first pipeline other end branch becomes the air current pipe and supplies the oxygen pipe, and the air current pipe rear end joins to the oxygen uptake mouth with supplying the oxygen pipe rear end, and the opening of second solenoid valve includes oxygen interface, flow interface, blow vent, oxygen interface and flow interface communicate with the air current pipe respectively, still are equipped with the oxygen concentration flowmeter who is used for measuring oxygen concentration and detects air current flow on the air current pipe, and the oxygen concentration flowmeter is located between flow interface and the oxygen uptake mouth, first solenoid valve, second solenoid valve, oxygen concentration flowmeter are connected with controlling means electricity respectively. When in use, the oxygen supply port is connected to the oxygen outlet end of the oxygen supply device, and the oxygen inhalation port is aligned to the nostril of a user. Before inspiration, the air vent of the second electromagnetic valve is communicated with the flow interface and the oxygen interface is closed, the first electromagnetic valve is closed, when a user inhales, the airflow pipe generates airflow, the oxygen concentration flowmeter detects the airflow and sends an inspiration signal to the control device, the control device controls the first electromagnetic valve to be opened and controls the oxygen interface of the second electromagnetic valve to be opened and communicated with the flow interface and controls the air vent to be closed, oxygen is conveyed to the oxygen inhalation port through the first pipeline and the oxygen supply pipe, after the preset time, the control device controls the first electromagnetic valve to be closed and controls the air vent of the second electromagnetic valve to be communicated with the flow interface and the oxygen interface to be closed, thus pulse oxygen with the preset time can be automatically formed when the user inhales without manual operation, the pulse frequency is consistent with the breathing frequency, and sufficient oxygen can be provided in a short time before the user inhales, the waste of redundant oxygen is avoided, and oxygen can be greatly saved. The preset time can be automatically adjusted according to the breathing frequency of the user according to an algorithm, for example, the breathing frequency is low, and the preset time can be prolonged. The oxygen concentration flow meter can also ensure that the oxygen supply concentration is maintained within a desired range. The oxygen supply device is characterized by further comprising a second pipeline, one end of the second pipeline is communicated with the oxygen supply interface, a third electromagnetic valve is arranged on the second pipeline, the other end of the second pipeline is communicated with the oxygen supply pipe, and the third electromagnetic valve is electrically connected with the control device. Therefore, the first electromagnetic valve and the oxygen interface can be controlled to be normally closed, and the third electromagnetic valve is controlled to be normally opened to be switched to a continuous oxygen supply mode. And the pressure limiting valve is positioned between the third electromagnetic valve and the oxygen supply pipe. Therefore, waste caused by overlarge oxygen flow in the continuous oxygen supply mode can be avoided.
An oxygenerator, includes that oxygen supply unit its characterized in that: above-mentioned oxygen suppliment adjusting device, the oxygen suppliment interface communicates with the play oxygen end of oxygen suppliment device.
An oxygen supply regulation method is characterized in that: the method comprises the following steps: a. the air port of the second electromagnetic valve is communicated with the flow interface, the oxygen interface is closed, the first electromagnetic valve is closed, the oxygen concentration flowmeter senses the inspiratory air flow in the air flow pipe and sends an inspiratory signal to the control device; b. the control device controls the first electromagnetic valve to be opened, controls the oxygen interface and the flow interface of the second electromagnetic valve to be opened and communicated, and controls the air vent to be closed; c. after the preset time, the control device controls the first electromagnetic valve to be closed, controls the air vent of the second electromagnetic valve to be communicated with the flow interface and controls the oxygen interface to be closed, and oxygen is conveyed to the oxygen absorption port through the first pipeline and the oxygen supply pipe. The preset time is less than the inspiration time. Can accomplish the oxygen suppliment before the user finishes of breathing in like this, avoid when breathing in the end unnecessary oxygen to be retained in the support intraductal, also avoided leading to the oxygen suppliment excessively to bring oxygen extravagant because of detecting with control delay. Further comprising the steps of: d. the control device controls the first electromagnetic valve and the oxygen interface to be normally closed and controls the third electromagnetic valve to be normally opened, namely, the third electromagnetic valve is switched to a continuous oxygen supply mode, and oxygen is conveyed to the oxygen uptake port through the second pipeline and the oxygen supply pipe. This provides a continuous oxygen supply mode.
Therefore, the problems that the traditional oxygen supply device needs to be started manually by an operator, the oxygen supply mode is single, only continuous oxygen supply modes are available, waste is caused, and the breathing habit of people is not met can be effectively solved.
Drawings
Fig. 1 is a schematic diagram of the operation of the oxygen supply regulating device of the present invention at the moment of inhalation of a user in a pulse mode.
Fig. 2 is a schematic diagram of the operation of the oxygen supply regulating device of the present invention after inhalation by a user in a pulse mode.
FIG. 3 is a schematic diagram of the operation of the oxygen supply regulating device of the present invention in a continuous mode.
Fig. 4 is a schematic structural diagram of the oxygen generator of the present invention.
FIG. 5 is a wire frame diagram of the oxygen supply regulation method of the present invention.
Detailed Description
Various embodiments of the present invention will be described more fully hereinafter. The invention is capable of various embodiments and of modifications and variations therein. However, it should be understood that: there is no intention to limit various embodiments of the invention to the specific embodiments disclosed herein, but on the contrary, the intention is to cover all modifications, equivalents, and/or alternatives falling within the spirit and scope of various embodiments of the invention.
Hereinafter, the terms "includes" or "may include" used in various embodiments of the present invention indicate the presence of the disclosed functions, operations, or elements, and do not limit the addition of one or more functions, operations, or elements. Furthermore, as used in various embodiments of the present invention, the terms "comprises," "comprising," "includes," "including," "has," "having" and their derivatives are intended to mean that the specified features, numbers, steps, operations, elements, components, or combinations of the foregoing, are only meant to indicate that a particular feature, number, step, operation, element, component, or combination of the foregoing, and should not be construed as first excluding the existence of, or adding to the possibility of, one or more other features, numbers, steps, operations, elements, components, or combinations of the foregoing.
Expressions (such as "first", "second", and the like) used in various embodiments of the present invention may modify various constituent elements in various embodiments, but may not limit the respective constituent elements. For example, the above description does not limit the order and/or importance of the elements described. The foregoing description is for the purpose of distinguishing one element from another. For example, the first user device and the second user device indicate different user devices, although both are user devices. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of various embodiments of the present invention.
The terminology used in the various embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the various embodiments of the invention. Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which various embodiments of the present invention belong. The terms (such as those defined in commonly used dictionaries) should be interpreted as having a meaning that is consistent with their contextual meaning in the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein in various embodiments of the present invention.
Referring to fig. 1 to 3, the oxygen supply adjusting device includes an oxygen supply interface 1, an oxygen inhalation port 2, and a control device, and is characterized in that: the oxygen supply device comprises a first pipeline 3, a first electromagnetic valve 30 and a second electromagnetic valve 40, wherein an oxygen supply interface 1 is communicated with one end of the first pipeline 3, the first electromagnetic valve 30 is arranged in the first pipeline 3, the other end of the first pipeline 3 is branched into an airflow pipe 4 and an oxygen supply pipe 5, the rear end of the airflow pipe 4 and the rear end of the oxygen supply pipe 5 are converged to an oxygen suction port 2, a port of the second electromagnetic valve 40 comprises an oxygen interface 41, a flow interface 42 and a vent 43, the oxygen interface 41 and the flow interface 42 are respectively communicated with the airflow pipe 4, an oxygen concentration flowmeter 6 for measuring oxygen concentration and detecting airflow flow is further arranged on the airflow pipe 4, the oxygen concentration flowmeter 6 is positioned between the flow interface 42 and the oxygen suction port 2, and the first electromagnetic valve 30, the second electromagnetic valve 40 and the oxygen concentration flowmeter 6 are respectively and electrically connected with a control device. When in use, the oxygen supply interface 1 is connected to the oxygen outlet end of the oxygen supply device, and the oxygen inhalation port is aligned to the nostril of a user. Before inspiration, the air vent 43 of the second electromagnetic valve 40 is communicated with the flow interface 42, the oxygen interface 41 is closed, the first electromagnetic valve 30 is closed, when a user inhales, the air flow pipe 4 generates air flow, the oxygen concentration flowmeter 6 detects the air flow and sends an inspiration signal to the control device, the control device controls the first electromagnetic valve 30 to be opened, controls the oxygen interface 41 of the second electromagnetic valve 40 to be opened and communicated with the flow interface 42 and controls the air vent 43 to be closed, oxygen is conveyed to the oxygen inhalation port 2 through the first pipeline 3 and the oxygen supply pipe 5, after a preset time, the control device controls the first electromagnetic valve 30 to be closed, controls the air vent 43 of the second electromagnetic valve 40 to be communicated with the flow interface 42 and controls the oxygen interface 41 to be closed, so that pulse oxygen with preset time being preset time can be automatically formed when the user inhales without manual operation, the pulse frequency is consistent with the breathing frequency, and sufficient oxygen can be provided in a short time before the user inhales, the waste of redundant oxygen is avoided, and oxygen can be greatly saved. The preset time can be automatically adjusted according to the breathing frequency of the user according to an algorithm, for example, the breathing frequency is low, and the preset time can be prolonged. The oxygen concentration flow meter 6 can also ensure that the oxygen supply concentration is maintained in a desired range.
Still include second pipeline 7, second pipeline 7 one end and oxygen suppliment interface 1 intercommunication are equipped with third solenoid valve 70 on the second pipeline 7, the second pipeline 7 other end and oxygen suppliment pipe 5 intercommunication, third solenoid valve 70 is connected with controlling means electricity. Thus, the first solenoid valve 30 and the oxygen interface 41 are controlled to be normally closed, and the third solenoid valve 70 is controlled to be normally opened, so that the continuous oxygen supply mode is switched.
And a pressure limiting valve 8 between the third solenoid valve 70 and the oxygen supply pipe 5. Therefore, waste caused by overlarge oxygen flow in the continuous oxygen supply mode can be avoided.
Referring to fig. 4, an oxygen generator includes an oxygen supply device 9 and is characterized in that: in the above oxygen supply regulating device, the oxygen supply interface 1 is communicated with the oxygen outlet end 90 of the oxygen supply device.
Referring to fig. 5, an oxygen supply regulating method is characterized in that: the method comprises the following steps:
a. the air vent 43 of the second electromagnetic valve 40 is communicated with the flow interface 42, the oxygen interface 41 is closed, the first electromagnetic valve 30 is closed, and the oxygen concentration flowmeter 6 senses the inspiratory air flow in the air flow pipe 4 and sends an inspiratory signal to the control device;
b. the control device controls the first electromagnetic valve 30 to be opened, controls the oxygen interface 41 and the flow interface 42 of the second electromagnetic valve 40 to be opened and communicated, and controls the air vent 43 to be closed;
c. after a preset time, the control device controls the first electromagnetic valve 30 to close, controls the vent 43 of the second electromagnetic valve 40 to communicate with the flow port 42 and controls the oxygen port 41 to close, and oxygen is conveyed to the oxygen inhalation port 2 through the first pipeline 3 and the oxygen supply pipe 5.
The preset time is less than the inspiration time. Therefore, oxygen supply can be completed before the user inhales, redundant oxygen is prevented from being reserved in the oxygen supply pipe 5 when the inhalation is finished, and oxygen waste caused by excessive oxygen supply due to delay of detection and control is also avoided.
Further comprising the steps of:
d. the control device controls the first electromagnetic valve 30 and the oxygen interface 41 to be normally closed, and controls the third electromagnetic valve 70 to be normally open, namely, the mode is switched to the continuous oxygen supply mode, and oxygen is conveyed to the oxygen uptake port through the second pipeline 7 and the oxygen supply pipe 5. This provides a continuous oxygen supply mode.
Such simple structure, convenient to use, it is safe durable, can effectively solve traditional apparatus of oxygen suppliment start-up need operating personnel manual open, the oxygen suppliment mode is more single, only continuous oxygen suppliment mode, cause extravagant, be not conform to the problem of people's breathing custom.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides an oxygen suppliment adjusting device, includes oxygen suppliment interface (1), oxygen uptake mouth (2), controlling means, its characterized in that: the oxygen supply device is characterized by further comprising a first pipeline (3), a first electromagnetic valve (30) and a second electromagnetic valve (40), the oxygen supply interface (1) is communicated with one end of the first pipeline (3), the first electromagnetic valve (30) is arranged in the first pipeline (3), the other end of the first pipeline (3) is branched into an airflow pipe (4) and an oxygen supply pipe (5), the rear end of the airflow pipe (4) and the rear end of the oxygen supply pipe (5) are converged to the oxygen suction port (2), the through port of the second electromagnetic valve (40) comprises an oxygen interface (41), a flow interface (42) and a vent (43), the oxygen interface (41) and the flow interface (42) are respectively communicated with the airflow pipe (4), an oxygen concentration flowmeter (6) used for measuring oxygen concentration and detecting airflow flow is further arranged on the airflow pipe (4), the oxygen concentration flowmeter (6) is located between the flow interface (42) and the oxygen suction port (2), the first electromagnetic valve (30), The second electromagnetic valve (40) and the oxygen concentration flowmeter (6) are respectively electrically connected with the control device.
2. The oxygen supply regulation device of claim 1, wherein: still include second pipeline (7), second pipeline (7) one end and oxygen suppliment interface (1) intercommunication are equipped with third solenoid valve (70) on second pipeline (7), second pipeline (7) other end and oxygen supply pipe (5) intercommunication, third solenoid valve (70) are connected with controlling means electricity.
3. The oxygen supply regulation device of claim 2, wherein: and the oxygen supply device also comprises a pressure limiting valve (8) positioned between the third electromagnetic valve (70) and the oxygen supply pipe (5).
4. An oxygen generator, comprising an oxygen supply device (9) characterized in that: the oxygen supply regulating device of any one of claims 1 to 3 is further included, and the oxygen supply interface (1) is communicated with an oxygen outlet end (90) of the oxygen supply device.
5. An oxygen supply regulation method is characterized in that: the method comprises the following steps:
(a) the air vent (43) of the second electromagnetic valve (40) is communicated with the flow interface (42), the oxygen interface (41) is closed, the first electromagnetic valve (30) is closed, and the oxygen concentration flowmeter (6) senses the inspiratory air flow in the air flow pipe (4) and sends an inspiratory signal to the control device;
(b) the control device controls the first electromagnetic valve (30) to be opened, controls the oxygen interface (41) of the second electromagnetic valve (40) to be opened and communicated with the flow interface (42) and controls the vent (43) to be closed, and oxygen is conveyed to the oxygen uptake port (2) through the first pipeline (3) and the oxygen supply pipe (5);
(c) after the preset time, the control device controls the first electromagnetic valve (30) to be closed, and controls the air vent (43) of the second electromagnetic valve (40) to be communicated with the flow interface (42) and the oxygen interface (41) to be closed.
6. The oxygen supply regulation method according to claim 5, wherein: the preset time is less than the inspiration time.
7. The oxygen supply regulation method according to claim 6, wherein: further comprising the steps of: (d) the control device controls the first electromagnetic valve (30) and the oxygen interface (41) to be normally closed, and controls the third electromagnetic valve (70) to be normally opened, namely, the control device is switched to a continuous oxygen supply mode, and oxygen is conveyed to the oxygen inhalation port through the second pipeline (7) and the oxygen supply pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110989852.8A CN113730751A (en) | 2021-08-26 | 2021-08-26 | Oxygen supply adjusting device, oxygen generator and oxygen supply adjusting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110989852.8A CN113730751A (en) | 2021-08-26 | 2021-08-26 | Oxygen supply adjusting device, oxygen generator and oxygen supply adjusting method |
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| CN113730751A true CN113730751A (en) | 2021-12-03 |
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| CN202110989852.8A Pending CN113730751A (en) | 2021-08-26 | 2021-08-26 | Oxygen supply adjusting device, oxygen generator and oxygen supply adjusting method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116838947A (en) * | 2023-06-30 | 2023-10-03 | 中国人民解放军总医院第二医学中心 | Fault diagnosis method for oxygen supply and saving system and oxygen supply and saving system |
-
2021
- 2021-08-26 CN CN202110989852.8A patent/CN113730751A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116838947A (en) * | 2023-06-30 | 2023-10-03 | 中国人民解放军总医院第二医学中心 | Fault diagnosis method for oxygen supply and saving system and oxygen supply and saving system |
| CN116838947B (en) * | 2023-06-30 | 2024-02-13 | 中国人民解放军总医院第二医学中心 | Fault diagnosis method for oxygen supply and saving system and oxygen supply and saving system |
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