CN209783650U - Variable frequency oxygenerator test equipment - Google Patents
Variable frequency oxygenerator test equipment Download PDFInfo
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- CN209783650U CN209783650U CN201920879860.5U CN201920879860U CN209783650U CN 209783650 U CN209783650 U CN 209783650U CN 201920879860 U CN201920879860 U CN 201920879860U CN 209783650 U CN209783650 U CN 209783650U
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Abstract
The utility model provides a frequency conversion oxygenerator test equipment, it includes data acquisition device and display device, still includes data processing device, target identification device, communication device and data storage device, wherein data acquisition device with data processing device connects, display device with data processing device connects, target identification device with data processing device connects, communication device with data processing device connects, data storage device with data processing device connects. The utility model can track the oxygen generator testing process, realize the whole automatic recording of the testing data of each oxygen generator, and form a complete testing file for each oxygen generator, thereby facilitating the later data tracking; simultaneously the utility model discloses a frequency conversion oxygenerator test equipment can realize carrying out the flow calibration to the frequency conversion oxygenerator in the testing process, ensures that the oxygenerator provides accurate flow output for the user.
Description
Technical Field
The utility model relates to an oxygenerator technical field, concretely relates to frequency conversion oxygenerator test equipment.
Background
Along with the improvement of living standard and the acceleration of living section, the number of people suffering from chronic obstructive pulmonary disease, cardiovascular and cerebrovascular diseases, diabetes, insomnia and depression is larger and larger, and the number of people with a body in sub-health state for a long time is also huge, so that the people can carry out auxiliary treatment to a certain extent by oxygen inhalation; people with healthy bodies can relax the bodies and the minds by oxygen inhalation, so that the household oxygen generator starts to enter the lives of people.
Domestic oxygenerator is mostly the frequency conversion oxygenerator, provides multiple flow pattern according to customer's needs, but the test to domestic frequency conversion oxygenerator is relied on the manual work to go on more at present, directly reads the relevant parameter of oxygenerator and carries out the record through external flowmeter and concentration meter, but the error is easily introduced in the manual test, and can't realize the oxygenerator flow calibration, can't ensure that the oxygenerator provides the flow output of accuracy for the user.
the utility model discloses a grant publication number is CN 206587249U's utility model discloses a human body respiration simulation oxygen detector, relate to the dedicated comprehensive testing equipment field of pulse oxygen generator, be provided with the air inlet in the top of detector body, the below of detector body is connected with negative pressure generator, negative pressure generator's one end is provided with the gas outlet, this internal oxygen concentration sensor and the electronic flow sensor of being provided with of detector, oxygen concentration sensor and electronic flow sensor are connected with the circuit board, the circuit board is connected with the display screen. The oxygen concentration, flow detection and respiration simulation are integrated, the human respiration simulation function is achieved, the negative pressure generator is controlled by the single chip microcomputer circuit to work in the respiration simulation mode, the negative pressure suction is in a pulse form, the pulse width and the respiration frequency are adjustable, the gas flow detection adopts a high-precision electronic flow sensing probe, the flow real-time value and the accumulated flow display function are achieved, but the detector cannot effectively mark whether the oxygen generator is qualified or not, and the tracking of the test process cannot be achieved.
SUMMERY OF THE UTILITY MODEL
In order to realize the tracing of the oxygenerator test process, the utility model provides a variable frequency oxygenerator test equipment.
A kind of frequency conversion oxygenerator test equipment, including data acquisition device and display device, also include data handling equipment, goal identification means, communicator and data storage device, wherein:
The data acquisition device is connected with the data processing device,
The display device is connected with the data processing device,
The target recognition device is connected with the data processing device,
The communication device is connected with the data processing device,
The data storage device is connected with the data processing device.
Preferably, the data acquisition device includes a flow sensor and an oxygen concentration sensor, and the flow sensor and the oxygen concentration sensor are respectively connected to the data processing device.
In any of the above embodiments, preferably, the display device includes at least one of a liquid crystal display, a digital display, and a touch control panel.
In any of the above aspects, preferably, the object recognition device includes at least one of a handheld scanner and a built-in scanner.
preferably, in any of the above schemes, the communication device includes at least one of a USB interface, an ethernet interface, a serial port, bluetooth, wired, and wireless.
In any of the above embodiments, preferably, the object recognition device and the data processing device are connected through bluetooth, wireless or wired connection.
preferably, in any of the above schemes, the variable frequency oxygen generator testing device further comprises an alarm device, and the alarm device is connected with the data processing device.
In any of the above embodiments, preferably, the alarm device includes at least one of an indicator light and a buzzer.
Preferably, in any of the above schemes, the variable frequency oxygen generator test equipment further comprises an output device, and the output device is connected with the data processing device.
In any of the above embodiments, preferably, the output device includes at least one of a micro printer and an external printer.
Preferably in any of the above schemes, the variable frequency oxygen generator test equipment further comprises a power supply device, and the power supply device is connected with the data processing device.
Preferably, in any of the above schemes, the power supply device includes at least one of a battery and an external power source.
Preferably in any of the above schemes, the variable frequency oxygen generator test equipment further comprises a housing, wherein the housing is provided with an air inlet and an air outlet, and the air inlet and the air outlet are connected through a ventilation pipeline positioned inside the housing.
in any of the above embodiments, preferably, the flow sensor and the oxygen concentration sensor are located in the ventilation management unit.
The variable-frequency oxygenerator test equipment of the utility model can track the oxygenerator test process, realize the whole automatic recording of each oxygenerator test data, form a complete test file for each oxygenerator, and facilitate the later data tracking; simultaneously the utility model discloses a frequency conversion oxygenerator test equipment can realize carrying out the flow calibration to the frequency conversion oxygenerator in the testing process, ensures that the oxygenerator provides accurate flow output for the user.
drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the testing device of the variable frequency oxygen generator according to the present invention.
Fig. 2a is a front view of the embodiment shown in fig. 1 of the testing device of the variable frequency oxygen generator according to the present invention.
fig. 2b is a right side view of the embodiment shown in fig. 1 of the testing device of the variable frequency oxygen generator according to the present invention.
Fig. 2c is a rear view of the embodiment of the testing device of the variable frequency oxygen generator according to the present invention, as shown in fig. 1.
Fig. 3 is a front view of another embodiment of the testing device of the variable frequency oxygen generator according to the present invention.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention with reference to the following examples.
Example 1
As shown in fig. 1, a variable frequency oxygenerator test device includes a data acquisition device 11, a display device 12, a data processing device 10, a target identification device 16, a communication device 14 and a data storage device 18, wherein the data acquisition device 11 is connected to the data processing device 10, the display device 12 is connected to the data processing device 10, the target identification device 16 is connected to the data processing device 10, the communication device 14 is connected to the data processing device 10, and the data storage device 18 is connected to the data processing device 10. The data acquisition device 11 includes a flow sensor 111 and an oxygen concentration sensor 112, and the flow sensor 111 and the oxygen concentration sensor 112 are respectively connected to the data processing device 10. The variable frequency oxygenerator test equipment further comprises an alarm device 15, and the alarm device 15 is connected with the data processing device 10. The test equipment of the variable-frequency oxygen generator further comprises an output device 13, and the output device 13 is connected with the data processing device 10. The variable-frequency oxygen generator testing equipment further comprises a power supply device 17, and the power supply device 17 is connected with the data processing device 10.
The flow sensor 111 adopts an Alicat series flow sensor, and the oxygen concentration sensor 112 adopts an Alicat series oxygen concentration sensor; the data processing device adopts a cellcell processor; the display device 12 includes a touch control screen, and a mainstream touch control screen is adopted, such as a siemens touch screen, a samsung touch screen, and the like; the target recognition device 16 comprises a built-in code scanner, and adopts an integrated laser scanner; the communication device 14 comprises a USB interface, an Ethernet interface, an RS232 interface and a wifi communication unit, and the target identification device 16 is connected with the data processing device 10 through a wire; the alarm device 15 comprises an unqualified detection indicator lamp, an electric quantity alarm indicator lamp and a buzzer; the output device 13 comprises a micro printer and adopts an embedded thermal printer; the power supply means 17 comprises a rechargeable battery.
As shown in fig. 2a to 2c, the variable frequency oxygen generator testing apparatus further comprises a housing 200, wherein an air inlet 210 is disposed at an upper left portion of the housing 200, an air outlet 211 is disposed at an upper right portion of the housing 200, the air inlet 210 and the air outlet 211 are connected by a ventilation pipeline located inside the housing 200, and the flow sensor 111 and the oxygen concentration sensor 112 are located in the ventilation pipeline. A defective detection indicator lamp 220, an electric quantity alarm indicator lamp 230 and a buzzer sound outlet 240 are provided on the upper portion of the front surface of the housing 200. A touch control screen 250 is disposed at the middle of the front surface of the housing 200. A power switch 260 is provided at the bottom of the front surface of the housing 200. The micro printer output port 270, the ethernet port 281, the USB port 282, the RS232 port 283 and the charging port 290 are arranged on the right side of the housing 200. the scanning port 2100 of the laser scanner is arranged on the back of the housing 200, and the cover 2110 can be opened, so that the cover 2110 can be opened to provide a printing paper accommodating cavity for the micro printer 270.
The variable frequency oxygen generator can provide oxygen flow output modes of a plurality of gears, for each gear, the flow output is considered to meet the requirement as long as the flow output is within a set flow range, for example, a certain variable frequency oxygen generator can provide several flow modes of 0.5LPM (liter per minute), 1LPM, 1.5LPM, 2LPM, 2.5LPM and 3LPM, for a 3LPM gear, the flow output is set to be between 2.85 and 3.10LPM, the requirement is considered to be met, and the range of 2.85 to 3.10LPM is called as a target gain; for the 0.5LPM gear, setting the oxygen flow output between 0.4-0.7LPM is considered to meet the requirement, and the range of 0.4-0.7LPM is called target compensation.
Taking the above variable frequency oxygen generator as an example, when the variable frequency oxygen generator testing device is used for testing the variable frequency oxygen generator, the testing process comprises the following steps:
step 1: and opening the variable-frequency oxygen generator testing equipment, wherein the variable-frequency oxygen generator testing equipment is in communication connection with the server through the wiFi communication unit.
Step 2: and scanning the two-dimensional code or the bar code on the variable-frequency oxygen generator through the laser scanner to acquire the identification information of the variable-frequency oxygen generator.
And step 3: will frequency conversion oxygenerator test equipment is connected with the frequency conversion oxygenerator, include will frequency conversion oxygenerator test equipment air inlet 210 passes through grafting or pipe connection with frequency conversion oxygenerator gas outlet, will frequency conversion oxygenerator test equipment data processing apparatus 10 passes through RS232 interface connection with the frequency conversion oxygenerator control panel.
And 4, step 4: by clicking the start button through the touch control screen 250, the data processing device 10 controls the variable frequency oxygen generator to output oxygen in the maximum flow mode 3 LPM.
And 5: waiting for a period of time (such as 20 s) until the oxygen output of the oxygen generator reaches a stable state, reading the oxygen output flow data of the oxygen generator, which is acquired by the flow sensor 111, by the data processing device 10 at a certain frequency (such as 1 time/second) for a period of time (such as 100 s), and calculating the average value of the data acquired by the flow sensor 111.
step 6: the data processing device 10 determines whether the average value is within a target gain range, and if so, executes step 8; if the gain is larger than the target gain range, controlling the variable frequency oxygen generator to reduce the oxygen output, and repeating the step 5 and the step 6; and if the target gain range is smaller than the target gain range, controlling the variable-frequency oxygen generator to increase oxygen output, and repeating the step 5 and the step 6.
And 7: the data processing device 10 records the specific value (called the target gain calibration value) of the oxygen output reduction or oxygen output increase of the variable frequency oxygen generator in the step 6.
and 8: the data processing device 10 controls the variable frequency oxygen generator to output oxygen in a minimum flow mode of 0.5 LPM.
And step 9: waiting for a period of time (such as 20 s) until the oxygen output of the oxygen generator reaches a stable state, reading the oxygen output flow data of the oxygen generator, which is acquired by the flow sensor 111, by the data processing device 10 at a certain frequency (such as 1 time/second) for a period of time (such as 100 s), and calculating the average value of the data acquired by the flow sensor 111.
Step 10: the data processing device 10 determines whether the average value is within a target compensation range, and if so, executes step 12; if the target compensation range is larger than the target compensation range, controlling the variable frequency oxygen generator to reduce the oxygen output, and repeating the step 9 and the step 10; and if the target compensation range is smaller than the target compensation range, controlling the variable frequency oxygen generator to increase oxygen output, and repeating the step 9 and the step 10.
Step 11: the data processing device 10 records a specific value (called a target compensation calibration value) for decreasing the oxygen output or increasing the oxygen output of the variable frequency oxygen generator in the step 10.
Step 12: and writing the target gain calibration value and the target compensation calibration value into a control board of the variable-frequency oxygen generator through RS232 communication.
Step 13: data processing apparatus 10 control through the frequency conversion oxygenerator of flow calibration with maximum flow mode 3LPM output oxygen, wait for a period of time (like 20 s) to oxygenerator oxygen output and reach steady state, the record flow sensor 111 and oxygen concentration sensor 112's data and read each working parameter of frequency conversion oxygenerator on the frequency conversion oxygenerator control panel, including oxygenerator flow, oxygenerator concentration, air compressor machine rotational speed, oxygenerator power, judge whether the data of flow sensor 111 record surpass the target gain scope to and air compressor machine rotational speed, oxygenerator power surpass reasonable threshold range, if surpass, unqualified pilot lamp 220 scintillation.
Step 14: data processing apparatus 10 control through flow calibration's frequency conversion oxygenerator with minimum flow mode 0.5LPM output oxygen, wait for a period of time (as 20 s) to oxygenerator oxygen output and reach steady state, the record flow sensor 111 and oxygen concentration sensor 112's data and read each working parameter of frequency conversion oxygenerator on the frequency conversion oxygenerator control panel, including oxygenerator flow, oxygenerator concentration, air compressor machine rotational speed, oxygenerator power, judge whether the data of flow sensor 111 record surpass the target gain scope to and air compressor machine rotational speed, oxygenerator power surpass reasonable threshold range, if surpass, unqualified pilot lamp 220 scintillation.
Step 15: the data processing device sends the recorded data and the identifier of the tested variable frequency oxygen generator to the server through wifi, and the server forms a complete file for the tested variable frequency oxygen generator; meanwhile, the data processing device prints and outputs the working parameters of the variable-frequency oxygen generator through the micro printer 270.
Example 2
As shown in fig. 3, unlike the above-mentioned embodiment, the target recognition device is a handheld scanner, and the communication device 14 further includes bluetooth, and the handheld scanner is connected to the data processing device 10 via bluetooth. The air inlet 210 and the air outlet 211 are provided at an upper portion of the front surface of the housing 200. A hand-held code scanner holding groove is also arranged at the upper part of the front surface of the shell 200. The output device 13 is an external printer, and the external printer is connected with the data processing device through the RS232 interface. And a detection unqualified indicator lamp 220 and a detection qualified indicator lamp 221 are further arranged on the shell. And a power interface is arranged on the side surface of the shell 200 and used for connecting the variable-frequency oxygen generator testing equipment with an external power supply. The device is connected to the server via an ethernet interface 281. When the device and server transfer data fails, data transfer is performed through the USB interface 282.
When the variable-frequency oxygenerator testing equipment is used for testing a variable-frequency oxygenerator, the equipment is placed on a platform, the air inlet 210 and the air outlet of the oxygenerator are connected through a conduit, and the air outlet 220 is connected with oxygen collecting equipment such as an oxygen bag and an oxygen bottle so as to collect oxygen, so that when a large number of oxygenerators are tested, a large amount of oxygen is discharged into the air, and danger and waste are caused.
In the testing steps 13 and 14, the data processing device 10 reads various working parameters of the variable frequency oxygen generator on the control board of the variable frequency oxygen generator, including data of a concentration sensor, data of concentration of the oxygen generator, data of pressure of the oxygen generator, rotating speed of an air compressor of the oxygen generator, flow difference of the oxygen generator, data of power of the oxygen generator, minimum reading of the concentration sensor, maximum reading of the concentration sensor, average reading of the concentration sensor, minimum reading of the oxygen generator, maximum reading of the concentration of the oxygen generator, average reading of the concentration of the oxygen generator, minimum pressure of oxygen, maximum pressure of oxygen, average pressure of oxygen, final rotating speed of the air compressor, average flow of the oxygen generator, average flow reading of the flow sensor, and average power. And printing the working parameters by the external printer.
It should be noted that the technical solutions of the present application all relate to improvements in hardware, and do not relate to improvements in software; for each part without the indicated model, the part can be selected from common parts in the prior art and is not limited by the model; the components of the embodiments are indicated by the models, which are only used for describing the technical scheme of the application in detail, and it should be understood that the technical scheme to be protected by the invention is not limited by the models, and the prior art has many alternatives for replacing the components.
The above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the foregoing embodiments illustrate the present invention in detail, those skilled in the art will appreciate that: it is possible to modify the solutions described in the foregoing embodiments or to substitute some or all of the technical features thereof, without departing from the scope of the present invention.
Claims (14)
1. The utility model provides a frequency conversion oxygenerator test equipment, includes data acquisition device and display device, its characterized in that: further comprising data processing means, object recognition means, communication means and data storage means, wherein:
The data acquisition device is connected with the data processing device,
The display device is connected with the data processing device,
The target recognition device is connected with the data processing device,
The communication device is connected with the data processing device,
The data storage device is connected with the data processing device.
2. The variable frequency oxygen generator test device of claim 1, wherein: the data acquisition device comprises a flow sensor and an oxygen concentration sensor, and the flow sensor and the oxygen concentration sensor are respectively connected with the data processing device.
3. The variable frequency oxygen generator test device of claim 1, wherein: the display device comprises at least one of a liquid crystal display screen, a digital display screen and a touch control screen.
4. The variable frequency oxygen generator test device of claim 1, wherein: the target recognition device includes at least one of a handheld scanner and a built-in scanner.
5. The variable frequency oxygen generator test device of claim 1, wherein: the communication device comprises at least one of a USB interface, an Ethernet interface, a serial port, Bluetooth, a wire and a wireless.
6. the variable frequency oxygen generator test device according to claim 4 or 5, wherein: the target identification device is connected with the data processing device through Bluetooth, wireless or wired connection.
7. The variable frequency oxygen generator test device of claim 1, wherein: the variable frequency oxygenerator test equipment further comprises an alarm device, and the alarm device is connected with the data processing device.
8. The variable frequency oxygen generator test device of claim 7, wherein: the alarm device comprises at least one of an indicator light and a buzzer.
9. The variable frequency oxygen generator test device of claim 1, wherein: the variable-frequency oxygen generator testing equipment further comprises an output device, and the output device is connected with the data processing device.
10. The variable frequency oxygen generator test device of claim 9, wherein: the output device includes at least one of a micro printer and an external printer.
11. The variable frequency oxygen generator test device of claim 1, wherein: the variable frequency oxygenerator test equipment further comprises a power supply device, and the power supply device is connected with the data processing device.
12. The variable frequency oxygen generator test device of claim 11, wherein: the power supply device comprises at least one of a battery and an external power supply.
13. The variable frequency oxygen generator test device of claim 1, wherein: the variable frequency oxygenerator test equipment further comprises a shell, wherein an air inlet and an air outlet are formed in the shell, and the air inlet and the air outlet are connected through a ventilation pipeline positioned in the shell.
14. The variable frequency oxygen generator test device according to claim 2 or 13, wherein: the flow sensor and the oxygen concentration sensor are located within the vent line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920879860.5U CN209783650U (en) | 2019-06-12 | 2019-06-12 | Variable frequency oxygenerator test equipment |
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| CN201920879860.5U CN209783650U (en) | 2019-06-12 | 2019-06-12 | Variable frequency oxygenerator test equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060589A (en) * | 2020-01-10 | 2020-04-24 | 湖北锐意自控系统有限公司 | System and method for measuring concentration of anesthetic gas |
| 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 |
-
2019
- 2019-06-12 CN CN201920879860.5U patent/CN209783650U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060589A (en) * | 2020-01-10 | 2020-04-24 | 湖北锐意自控系统有限公司 | System and method for measuring concentration of anesthetic gas |
| WO2021139789A1 (en) * | 2020-01-10 | 2021-07-15 | 四方光电股份有限公司 | Anesthetic gas concentration measurement system and method |
| 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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