CN214860316U - Oxygen therapy pipeline and oxygen system - Google Patents
Oxygen therapy pipeline and oxygen system Download PDFInfo
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- CN214860316U CN214860316U CN202120119558.7U CN202120119558U CN214860316U CN 214860316 U CN214860316 U CN 214860316U CN 202120119558 U CN202120119558 U CN 202120119558U CN 214860316 U CN214860316 U CN 214860316U
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Abstract
The utility model relates to the technical field of oxygen supply, in particular to an oxygen supply pipeline and an oxygen supply system, which are used for supplying oxygen of an oxygen supply unit to a user aerobic part, wherein the oxygen supply unit is used for generating or storing oxygen and comprises a main gas circuit, one end of the main gas circuit is communicated with an oxygen outlet end of the oxygen supply unit, and the other end of the main gas circuit is communicated with the user aerobic part; and a chamber communicating with the main gas path; the pressure acquisition unit is arranged in the cavity and used for acquiring the air pressure in the main air path; and the first one-way valve is arranged between the main air path and the chamber and used for blocking the air flow from flowing from the main air path to the chamber. The utility model discloses effectively solved the oxygen therapy pipeline of oxygen supply equipment and be used for gathering the pressure acquisition unit of user's respiratory state and easily receive high pressure suddenly or last high pressure and damage or take place the problem that drifts, prolonged the life of pressure acquisition unit, reduced the rate of reprocessing, promoted user's use and experienced.
Description
Technical Field
The utility model relates to an oxygen suppliment technical field, in particular to oxygen therapy pipeline and oxygen system.
Background
Along with the continuous improvement and improvement of living standard of people, the demand for health is gradually strengthened, oxygen uptake will gradually become an important means in family and community rehabilitation, and oxygen suppliment or oxygen generating equipment also develops towards the direction of more fitting with user's demand, for example, the volume is littleer and littleer, and the consumption is more and more low.
At present, in order to reduce power consumption as much as possible, the prior art has been to adjust the frequency of supplying oxygen to a user by detecting the breathing frequency of the user, for example, by arranging a pressure sensor in an oxygen delivery pipeline to acquire the pressure change generated when the user inhales or exhales, so as to obtain the breathing frequency. However, when a patient needs a larger amount of oxygen in a more serious situation, the power consumption is not considered to be saved, and the oxygen generator is required to continuously supply oxygen.
In summary, both continuous and pulsed modes of oxygen delivery may be used by the user for long periods of time.
However, this method has a significant problem that when the oxygen pipeline is blocked, high-pressure oxygen is generated in the oxygen pipeline, which may cause a large impact on the pressure sensor disposed in the oxygen pipeline, especially when the pressure is too high, the pressure sensor may be even completely destroyed, even if the pressure sensor is not destroyed, when the pressure sensor is in a high-pressure environment for a long time (such as pipeline blockage, continuous oxygen supply mode or pulse mode but operated for a long time), the pressure sensor may drift, which may result in lower and lower sensitivity when detecting the breathing of the user, and the user experience may be deteriorated.
How to make oxygen generation or oxygen suppliment equipment have multiple mode concurrently and guarantee to the accurate detection of user respiratory frequency is the problem that awaits a urgent need to solve.
SUMMERY OF THE UTILITY MODEL
According to the not enough of above prior art, the utility model provides an oxygen therapy pipeline and oxygen system has effectively solved the pressure acquisition unit that is arranged in gathering user respiratory state in the oxygen therapy pipeline of oxygen supply equipment and has easily received high pressure suddenly or last high pressure and damage or take place the problem of drift.
The utility model provides a technical scheme that technical problem adopted does:
in one aspect, the utility model provides an oxygen therapy pipeline for carry the oxygen of oxygen suppliment unit for user's aerobic department, the oxygen suppliment unit is used for producing or saves oxygen, include:
one end of the main gas path is communicated with the oxygen outlet end of the oxygen supply unit, and the other end of the main gas path is communicated with an aerobic part of a user; and a process for the preparation of a coating,
a chamber in communication with the main gas path; and a process for the preparation of a coating,
the pressure acquisition unit is arranged in the cavity and used for acquiring the air pressure in the main air path; and a process for the preparation of a coating,
and the first one-way valve is arranged between the main air path and the chamber and used for blocking the air flow from flowing from the main air path to the chamber.
Preferably, the device also comprises a throttling unit which is arranged on the chamber and enables the chamber to be communicated with the atmosphere;
preferably, the device also comprises a cavity communicated with the chamber; and the throttling unit is arranged at the communication position of the cavity and the chamber and used for discharging gas in the chamber into the cavity through the throttling unit when the air pressure in the chamber is higher than a preset air pressure value.
Preferably, the device further comprises a second one-way valve which is arranged on the chamber to communicate the chamber with the atmosphere and is used for preventing gas from entering the chamber from the atmosphere; or the second check valve is arranged in a cavity communicated with the chamber and used for discharging the gas in the chamber from the second check valve when the pressure in the chamber is higher than a preset pressure value.
Preferably, the chamber is arranged inside or outside the main air path, and the chamber is communicated with the main air path through a first one-way valve;
preferably, the chamber is arranged outside the main air path, a communication branch for communicating the chamber and the main air path is arranged between the chamber and the main air path, and the first one-way valve is arranged in the communication branch, or at the head end of the communication branch, or at the tail end of the communication branch.
On the other hand, the utility model also provides an use as above oxygen system of oxygen therapy pipeline, include:
an oxygen supply unit for generating or storing oxygen;
the controller is used for executing a preset program and controlling the oxygen supply unit to generate oxygen;
the oxygen supply pipeline is used for supplying oxygen of the oxygen supply unit to a user aerobic part;
the switching unit is arranged in the oxygen delivery pipeline and used for responding to a control signal of the controller to control the on-off of the oxygen delivery pipeline;
the pressure acquisition unit acquires the air pressure value in the main air path and sends the air pressure value to the controller, and the controller acquires the air pressure value of the main air path and controls the opening and closing of the opening and closing unit according to the air pressure value information.
The utility model discloses following beneficial effect has: the utility model discloses a set up first check valve between cavity and main gas circuit, make the high-pressure gas in the main gas circuit, can't get into the space at pressure acquisition unit place, and then have in the main gas circuit in the twinkling of an eye high-pressure draught or when keeping high-pressure state for a long time, pressure acquisition unit can not receive high-pressure impact to damage or take place the drift, and can detect the negative pressure in the main gas circuit well, compare the mode that directly sets up pressure acquisition unit in main gas circuit in prior art, pressure acquisition unit has been protected better, the life of pressure acquisition unit has been prolonged.
Through set up throttling unit or second check valve on the cavity, can in time release the high pressure in the cavity, further protect the pressure acquisition unit.
The application provides an use oxygen system of this oxygen therapy pipeline, has reduced because of pressure acquisition unit takes place to drift and detects unsafe rate of reprocessing, has promoted user's use and has experienced.
Drawings
FIG. 1 is a schematic diagram of a prior art oxygen delivery line;
FIG. 2 is a schematic view of an embodiment of the oxygen delivery line provided by the present invention;
FIG. 3 is a schematic view of an oxygen delivery line according to another embodiment of the present invention;
FIG. 4 is a schematic view of an oxygen supply line according to still another embodiment of the present invention;
FIG. 5 is a schematic diagram illustrating the control of an oxygen supply system according to an embodiment of the present invention;
in the figure: 100. the oxygen supply unit 200, the controller 300, the oxygen supply pipeline 400, the opening and closing unit 1, the main gas path 2, the chamber 3, the pressure acquisition unit 4, the first check valve 51, the throttling unit 52 and the second check valve.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example (b):
portable oxygenerator, it is small, can use portable power source, make things convenient for the use of aerobic user in different occasions, in order to prolong the live time of portable oxygenerator as far as possible, can adopt pulsed oxygen suppliment, through gathering user's respiratory rate, only provide oxygen when the user breathes in, most of time does not provide oxygen, reduces the consumption of oxygenerator to the minimum, has prolonged the live time of battery. Meanwhile, in order to satisfy users who need a large amount of oxygen, or regardless of the battery use time (using commercial power) and the battery use power consumption, the oxygen generator should have a function of continuously supplying oxygen. The oxygen supply unit 100 may be a module for generating oxygen using various principles, and here may be a module for generating oxygen using a molecular sieve adsorption oxygen generation principle. The oxygen supply unit 100 may also be a module for storing oxygen, such as an oxygen bag, an oxygen bottle, etc., as long as oxygen can be supplied.
In the pulse mode, a pressure acquisition device is arranged in the oxygen delivery pipeline, and the respiratory frequency of the user is obtained by acquiring the air pressure change in the pipeline when the user inhales.
Referring to fig. 1, in the prior art, when oxygen is continuously supplied, continuous high-pressure air flows in the oxygen supply line 300, and when the oxygen supply line 300 is blocked, the oxygen supply unit 100 continuously outputs high-pressure oxygen, which may generate high-pressure impact on the pressure acquisition unit 3 in the oxygen supply line 300. In order to protect pressure acquisition unit 3 under this condition, the utility model provides an oxygen therapy pipeline for pressure acquisition unit 3 can not be damaged or take place the drift by the high pressure in the oxygen therapy pipeline, and can detect the negative pressure in the main gas circuit well, has prolonged pressure acquisition unit 3's life.
As shown in fig. 2, in one embodiment, the present invention provides an oxygen supply line for supplying oxygen from an oxygen supply unit 100 to a user's aerobic site, wherein the oxygen supply unit 100 is used for generating or storing oxygen, and comprises a main gas line 1, one end of which is communicated with an oxygen outlet end of the oxygen supply unit 100, and the other end of which is communicated with the user's aerobic site; and a chamber 2 communicated with the main gas path 1; the pressure acquisition unit 3 is arranged in the cavity 2 and used for acquiring the air pressure in the main air path 1, the pressure acquisition unit 3 sends acquired pressure information to the controller, the controller is arranged in the oxygen generation system and used for storing and executing a preset program, the controller collects the pressure information and obtains the respiratory information of the respiratory frequency and the like of a user based on the pressure change information, and then the controller controls the oxygen supply unit and other components to complete actions according to the preset program and the collected information, wherein the actions comprise controlling the on-off of a valve, controlling the power, the rotating speed and the like of a compressor; and a first check valve 4 disposed between the main gas path 1 and the chamber 2 for blocking the flow of the gas flow from the main gas path 1 to the chamber 2.
The utility model discloses the technical problem who further solves is, the in-process that atmospheric pressure in main gas circuit 1 increases gradually, when first check valve 4 is closing, partial high-pressure gas can enter into cavity 2 through first check valve 4 not closed completely in, this partial gas makes the atmospheric pressure in cavity 2 rise easily, if be higher than certain value, then probably will lead to the fact high-pressure impact to pressure acquisition unit 3. In order to timely release the high-pressure gas entering the chamber 2, in an embodiment, as shown in fig. 3, the oxygen delivery pipeline provided by the present application may further include a throttling unit 51 disposed on the chamber 2, so that the chamber 2 is communicated with the atmosphere, and the atmospheric pressure is low, so that when the atmospheric pressure in the chamber 2 rises, the high-pressure gas may be timely released to the atmosphere through the throttling unit 51, thereby protecting the pressure collecting unit 3.
In addition to being in direct communication with the atmosphere via the throttling unit 3, in another embodiment, the chamber 2 may be in communication with a cavity, which may be an elastic or non-elastic bag, tube, housing chamber, etc., as long as it is configured to provide a lower pressure environment similar to the atmosphere, or a negative pressure generating device (not shown) may be provided in the structure.
The throttling unit 51 may be any structure having a throttling function, and may specifically be an orifice or a throttle valve, where an orifice is used. The throttle unit 51 may be used in various types, as long as it can perform a throttling function, and may have a function of adjusting the size of the throttling. The throttling unit 51 is primarily intended to successfully discharge the high pressure in the chamber 2.
The throttling unit 51 ensures that the chamber 2 is communicated with the external low-pressure gas, the pressure acquisition unit 3 is used for detecting the negative pressure in the main gas path 1, when the user inhales to cause the negative pressure in the main gas path 1, the first one-way valve 4 is opened to cause the negative pressure in the chamber 2, so the change condition of the negative pressure in the chamber 2 along with the main gas path 1 directly relates to the sensitivity of the negative pressure detection in the main gas path 1, in order to further ensure higher detection sensitivity, in another embodiment, the chamber 2 is communicated with the atmosphere (not shown in the figure) through the second one-way valve 52, thus, when the chamber 2 along with the main gas path 1 generates the negative pressure, the second one-way valve 52 is closed due to the negative pressure, the atmosphere can not enter the chamber 2, and further the detection of the negative pressure in the chamber 2 and the main gas path 1 can not be influenced. At the same time, the second check valve 52 can ensure that the high-pressure gas can be discharged in time when the air pressure in the chamber 2 is too high.
Similarly, in another embodiment, the chamber 2 may not be communicated with the atmosphere through the second check valve 52, but a cavity is two-way, and the cavity can provide a low-pressure environment like the atmosphere (the internal air pressure can be controlled to be lower than a preset air pressure value), so that the high-pressure air in the chamber 2 is discharged from the second check valve 52, and the pressure acquisition unit 3 (not shown in the figure) is further protected, and meanwhile, when the pressure in the chamber 2 and the pressure in the main air path 1 are both negative, the second check valve 52 is closed, and the pressure in the cavity is prevented from affecting the detection of the negative pressure by the pressure acquisition unit 3.
The position of the chamber 2 relative to the main gas path 1 is provided with various ways, and for lower cost or smaller space, in some embodiments, the chamber 2 is arranged inside or outside the main gas path 1, but the chamber 2 and the main gas path 1 must be communicated through the first check valve 4, that is, the chamber 2 and the first check valve 4 selectively isolate the pressure acquisition unit 3 from the main gas path 1, thereby protecting the pressure acquisition unit 3 from the impact of high-pressure gas. The chamber 2 and the main gas circuit 1 may be directly connected by a one-way valve 4, as shown in fig. 4, and the chamber 2 is disposed inside the main gas circuit 1.
Of course, sometimes for the sake of installation convenience, in one embodiment, the chamber 2 may be disposed outside the main gas passage 1, and communicate therebetween through a communication branch, and the first check valve 4 is disposed in the communication branch, or the first check valve 4 is disposed at a leading or trailing end of the communication branch (not shown in the drawings).
The utility model discloses a set up first check valve 4 between cavity 2 and main gas circuit 1, make the high-pressure gas in the main gas circuit 1, can't get into the space at 3 places of pressure acquisition unit, and then have in the main gas circuit 1 in the twinkling of an eye high-pressure draught or when keeping high-pressure state for a long time, pressure acquisition unit 3 can not receive high-pressure impact to damage or take place the drift, and can detect the negative pressure in the main gas circuit 1 well, protected pressure acquisition unit, the life of pressure acquisition unit has been prolonged.
In addition, the present application also provides an oxygen generation system using the above oxygen delivery pipeline, as shown in fig. 5, specifically including:
the oxygen supply unit 100 for generating or storing oxygen may be implemented in various ways according to the principle of oxygen generation.
A controller 200 for executing a preset program and controlling the oxygen supply unit 100 to generate oxygen;
an oxygen supply line 300 for supplying oxygen from the oxygen supply unit 100 to a user's aerobic site;
an opening and closing unit 400 provided in the oxygen therapy line 300 for controlling the opening and closing of the oxygen therapy line 300 in response to a control signal of the controller 200;
the oxygen pipeline 300 may be the one explained in the above embodiments, the main gas path 1 in the oxygen pipeline 300 is communicated with the oxygen supply unit 100 and the user's aerobic place, and the opening and closing unit 400 is disposed on the main gas path 1 and located between the pressure acquisition unit 3 and the oxygen supply unit 100; the pressure collecting unit 3 collects an air pressure value (a negative pressure value generated in the main air path 1 when a user inhales) in the main air path 1 and sends the air pressure value to the controller 200, and the controller 200 acquires the air pressure value of the main air path 1 and controls the opening and closing of the opening and closing unit 400 according to the air pressure value information.
The application provides an use oxygen system of this oxygen therapy pipeline, has reduced because of pressure acquisition unit receives the high pressure to damage and detect the unsafe rate of reprocessing, has promoted user's use and has experienced.
The above is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and all of which are included in the patent protection scope of the present invention.
Claims (6)
1. An oxygen supply line for supplying oxygen from an oxygen supply unit for generating or storing oxygen to a user's oxygen demand, the oxygen supply unit comprising: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
one end of the main gas path is communicated with the oxygen outlet end of the oxygen supply unit, and the other end of the main gas path is communicated with an aerobic part of a user; and a process for the preparation of a coating,
a chamber in communication with the main gas path; and a process for the preparation of a coating,
the pressure acquisition unit is arranged in the cavity and used for acquiring the air pressure in the main air path; and a process for the preparation of a coating,
and the first one-way valve is arranged between the main air path and the chamber and used for blocking the air flow from flowing from the main air path to the chamber.
2. The oxygen therapy line of claim 1, wherein: also comprises the following steps of (1) preparing,
the throttling unit is arranged on the cavity and enables the cavity to be communicated with the atmosphere;
alternatively, the method may further comprise the step of,
a cavity in communication with the chamber;
and the throttling unit is arranged at the communication position of the cavity and the chamber and used for discharging gas in the chamber into the cavity through the throttling unit when the air pressure in the chamber is higher than a preset air pressure value.
3. The oxygen therapy line of claim 1, wherein: also comprises the following steps of (1) preparing,
the second one-way valve is arranged on the cavity, enables the cavity to be communicated with the atmosphere and is used for preventing gas from entering the cavity from the atmosphere; or the second check valve is arranged in a cavity communicated with the chamber and used for discharging the gas in the chamber from the second check valve when the pressure in the chamber is higher than a preset pressure value.
4. An oxygen transfer pipeline according to any one of claims 1 to 3, characterized in that:
the chamber is arranged inside or outside the main air path, and the chamber is communicated with the main air path through a first one-way valve;
or the chamber is arranged outside the main air path, a communication branch for communicating the chamber and the main air path is arranged between the chamber and the main air path, and the first one-way valve is arranged in the communication branch, or at the head end of the communication branch, or at the tail end of the communication branch.
5. An oxygen supply system using the oxygen supply line according to any one of claims 1 to 3, characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
an oxygen supply unit for generating or storing oxygen;
the controller is used for executing a preset program and controlling the oxygen supply unit to generate oxygen;
the oxygen supply pipeline is used for supplying oxygen of the oxygen supply unit to a user aerobic part;
the switching unit is arranged in the oxygen delivery pipeline and used for responding to a control signal of the controller to control the on-off of the oxygen delivery pipeline;
the pressure acquisition unit acquires the air pressure value in the main air path and sends the air pressure value to the controller, and the controller acquires the air pressure value of the main air path and controls the opening and closing of the opening and closing unit according to the air pressure value information.
6. An oxygen supply system using the oxygen transfer line according to claim 4, characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
an oxygen supply unit for generating or storing oxygen;
the controller is used for executing a preset program and controlling the oxygen supply unit to generate oxygen;
the oxygen supply pipeline is used for supplying oxygen of the oxygen supply unit to a user aerobic part;
the switching unit is arranged in the oxygen delivery pipeline and used for responding to a control signal of the controller to control the on-off of the oxygen delivery pipeline;
the pressure acquisition unit acquires the air pressure value in the main air path and sends the air pressure value to the controller, and the controller acquires the air pressure value of the main air path and controls the opening and closing of the opening and closing unit according to the air pressure value information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120119558.7U CN214860316U (en) | 2021-01-18 | 2021-01-18 | Oxygen therapy pipeline and oxygen system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120119558.7U CN214860316U (en) | 2021-01-18 | 2021-01-18 | Oxygen therapy pipeline and oxygen system |
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| CN214860316U true CN214860316U (en) | 2021-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116609101A (en) * | 2023-05-26 | 2023-08-18 | 深圳市润普科技有限公司 | Device and measuring method for testing performance of pulse oxygenerator |
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2021
- 2021-01-18 CN CN202120119558.7U patent/CN214860316U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116609101A (en) * | 2023-05-26 | 2023-08-18 | 深圳市润普科技有限公司 | Device and measuring method for testing performance of pulse oxygenerator |
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