CN116609862A - Meteorological pressure sensor calibration device - Google Patents
Meteorological pressure sensor calibration device Download PDFInfo
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- CN116609862A CN116609862A CN202310894359.7A CN202310894359A CN116609862A CN 116609862 A CN116609862 A CN 116609862A CN 202310894359 A CN202310894359 A CN 202310894359A CN 116609862 A CN116609862 A CN 116609862A
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- electromagnetic valve
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- meteorological
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- 238000012795 verification Methods 0.000 claims abstract description 26
- 230000001105 regulatory effect Effects 0.000 claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 230000001276 controlling effect Effects 0.000 claims abstract description 4
- 238000005259 measurement Methods 0.000 claims abstract description 4
- 230000009471 action Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 238000012942 design verification Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/18—Testing or calibrating meteorological apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Environmental & Geological Engineering (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental Sciences (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The application discloses a meteorological pressure sensor calibration device, which comprises a shell, wherein a vacuum pressure box is arranged above the inside of the shell, and an opening of the vacuum pressure box is flush with an opening of the shell and is sealed by a cover body; the pressure regulating module is arranged below the vacuum pressure box and comprises a first electromagnetic valve, a second electromagnetic valve and an air extracting pump; the controller controls the opening and closing of the electromagnetic valve through the relay module to control air intake and air exhaust. The controller is connected with the upper computer through the serial port server, receives instructions of the upper computer, and adjusts the pressure value in the vacuum pressure box through controlling the pressure adjusting module; and uploading the measurement data of the meteorological pressure sensor to be measured placed in the vacuum pressure box to the upper computer through the serial port server, and performing multiple tests to judge the performance of the to-be-measured product. The integrated design is simple and convenient to operate, and after a tested product is put in the integrated design, repeated tests can be carried out through the control of an upper computer; and a plurality of to-be-tested products can be tested at the same time, so that the verification efficiency is improved.
Description
Technical Field
The application relates to a sensor verification technology, in particular to a meteorological pressure sensor verification device.
Background
Many weather sensors are used in weather monitoring, including temperature sensors, humidity sensors, pressure sensors, wind speed and direction sensors, integrated sensors, and the like. The meteorological pressure sensor is used for atmospheric pressure measurement, can be used for accurate atmospheric pressure measurement at room temperature, and can also be used for general environmental pressure monitoring with wider temperature range.
The calibration instrument is a tool instrument used in the processes of physical calibration, correction, detection and the like; the sensor is a detecting device, which can sense the information to be measured and convert the sensed information into electric signals or other information output in the required form according to a certain rule so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like.
The pressure calibration device is a key device related to the pressure sensor, the manufacturing of the pressure sensor needs the assistance of the pressure sensor calibration device with high precision and high efficiency, and in the application of the pressure sensor, the pressure sensor must be calibrated regularly by the aid of the pressure sensor calibration device in order to ensure the accuracy and the reliability of the system.
At present, the operation of current calibration frock is loaded down with trivial details, and the efficiency of calibration is lower, and be inconvenient for operating personnel to use, and when carrying out the calibration, it is comparatively inconvenient to place the device, and is relatively poor to the protection of calibrating device.
Disclosure of Invention
In order to solve the defects in the prior art, the application aims to provide a meteorological pressure sensor verification device.
In order to achieve the purpose of the application, the technical scheme adopted by the application is as follows:
a meteorological pressure sensor verification device comprises a shell, a vacuum pressure box, a pressure regulating module, a cover body, a controller and a serial port server;
the vacuum pressure box is arranged at the upper position in the shell, the upper part of the vacuum pressure box is provided with an opening, the opening of the vacuum pressure box is flush with the opening of the shell, and the vacuum pressure box is sealed through the cover body; the pressure regulating module is arranged below the vacuum pressure box;
the controller is connected with the upper computer through the serial port server, receives instructions of the upper computer to carry out pressure regulation control, and regulates a pressure value in the vacuum pressure box through controlling the pressure regulation module;
and uploading the measurement data of the meteorological pressure sensor to be measured placed in the vacuum pressure box to the upper computer through the serial port server, and performing multiple tests to judge the performance of the to-be-measured product.
Further, the vacuum pressure tank is fixed inside the housing by a rigid structure.
Further, a standard sensor is arranged in the vacuum pressure box, a real-time measurement pressure value is transmitted to the controller, and then data are transmitted to the upper computer through the serial port server, and the upper computer adjusts control instructions according to the data in real time.
Further, the pressure regulating module comprises a first electromagnetic valve, a second electromagnetic valve and an air extracting pump which are connected through a conduit; the controller controls the on/off of the first electromagnetic valve and the second electromagnetic valve through the relay module to control the air inlet and the air outlet of the pressure regulating module.
Further, the first interfaces of the first electromagnetic valve and the second electromagnetic valve are connected to the bottom of the vacuum pressure box and are used for air inlet and air outlet of the vacuum pressure box; the second interfaces of the first electromagnetic valves are connected to the air pump and are communicated with the air pump for working; the third interface of the first electromagnetic valve and the third interface of the second electromagnetic valve are an air inlet and an air outlet of air.
Further, when the air intake is pressurized, a first interface of the first electromagnetic valve is closed, and the other two interfaces are opened; the third interface of the second electromagnetic valve is closed, and the other two interfaces are opened; air enters from a third interface of the first electromagnetic valve, is sucked under the action of the air suction pump, and enters the vacuum pressure box through the first interface of the second electromagnetic valve;
when the air is discharged, the third interface of the first electromagnetic valve is closed, and the other two interfaces are opened; the first interface of the second electromagnetic valve is closed, and the other two interfaces are opened; air in the vacuum pressure box is pumped out through a first interface of the first electromagnetic valve, and is pumped out through a third interface of the second electromagnetic valve under the action of the air pump.
Further, a plurality of to-be-measured article placing positions are arranged at the bottom of the vacuum pressure tank.
Further, a sealing strip is arranged between the cover body and the shell, and a plurality of buckles are arranged between the cover body and the shell.
Compared with the prior art, the integrated design verification device has the advantages that the verification device can be conveniently developed, the verification operation is simple and convenient, and after the tested product is put in, repeated tests can be conducted through the control of the upper computer. The vacuum pressure box is sealed and provided with a standard sensor, so that the accurate control of the pressure value in the box body can be ensured, and the accuracy of verification is ensured. The vacuum pressure box can be designed into a plurality of to-be-tested products to be tested simultaneously, so that the verification efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of a meteorological pressure sensor verification device of the present application;
FIG. 2 is a top view of a meteorological pressure sensor verification device of the present application;
FIG. 3 is a schematic diagram of a meteorological pressure sensor verification device of the present application;
FIG. 4 is a front view of a pressure regulation module;
FIG. 5 is a rear view of the pressure regulating module;
FIG. 6 is a schematic diagram of a pressure regulation module;
reference numerals: the device comprises a shell 1, a vacuum pressure box 2, a pressure regulating module 3, a cover body 4, a first electromagnetic valve 5, a second electromagnetic valve 6 and an air pump 7;
a first interface 5-1 of the first electromagnetic valve, a second interface 5-2 of the first electromagnetic valve and a third interface 5-3 of the first electromagnetic valve; the first interface 6-1 of the second solenoid valve, the second interface 6-2 of the second solenoid valve, and the third interface 6-3 of the second solenoid valve.
Detailed Description
The technical scheme of the application is further described below with reference to the accompanying drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present application, and are not intended to limit the scope of the present application.
As shown in fig. 1 and 2, the weather pressure sensor calibration device of the present application is a floor box device, and is a square shell constructed by a metal shell, and a wide pressure calibration space can be provided therein. The application relates to a meteorological pressure sensor verification device which comprises a shell 1, a vacuum pressure box 2, a pressure regulating module 3, a controller and a serial port server.
The vacuum pressure tank 2 is disposed at an upper position inside the housing 1, and the pressure adjusting module 3 is disposed below the vacuum pressure tank, i.e., the pressure adjusting module 3 is disposed at the bottom of the housing 1. The vacuum pressure box 2 is fixed in the casing inside through rigid structure, and its top opening, the pressure box opening flushes with the casing, seals through openable lid 4, can conveniently open and put into and wait for the pressure sensor, and the lid sets up glass observation window, can observe experimental progress in real time. Sealing strips are arranged between the cover body 4 and the shell, so that the sealing performance of the pressure box when the cover body is closed is ensured.
A plurality of buckles are further arranged between the cover body and the shell to further guarantee tightness, and in the embodiment, 2 buckles are arranged as shown in fig. 2. The cover body is provided with a handle which is convenient for closing and opening operations.
The bottom of the vacuum pressure tank 2 can be provided with a plurality of to-be-tested article placing positions, and a plurality of to-be-tested articles can be checked simultaneously. In this embodiment, as shown in fig. 2, 2 placement bits are provided.
The shell 1 can also be provided with a display and an indicator light for indicating the working progress and the data index. The display and the indicator light are both connected to the controller.
The shell is provided with pulleys with four corners and handles on two sides, so that the device is convenient to carry.
As shown in fig. 3, the controller is connected with the upper computer through the serial port server, receives the instruction of the upper computer to control the vacuum pressure box 2, and adjusts the pressure value in the vacuum pressure box 2 by controlling the pressure adjusting module 3. The vacuum pressure box 2 is internally provided with a standard sensor, the pressure value is measured in real time and is transmitted to the controller, then the data is transmitted to the upper computer through the serial port server, and the upper computer adjusts the control command in real time according to the data.
The controller controls the on/off of the first electromagnetic valve 5 and the second electromagnetic valve 6 through the relay module to control the air intake and the air exhaust of the pressure regulating module 3.
The measured data of the to-be-measured product is connected with the serial server through the cable, and then uploaded to the upper computer, and multiple tests can be carried out so as to judge the performance of the to-be-measured product.
As shown in fig. 4 and 5, the pressure regulating module 3 includes a first solenoid valve 5, a second solenoid valve 6, and an air pump 7, which are connected by a conduit. The first electromagnetic valve and the second electromagnetic valve are all 3-way electromagnetic valves, and are 2-way and 1-way closed when in operation. The first interfaces 5-1 of the first electromagnetic valve and the first interfaces 6-1 of the second electromagnetic valve are all connected to the bottom of the vacuum pressure box and used for air inlet and air outlet of the vacuum pressure box, the second interfaces 5-2 of the first electromagnetic valve and the second interfaces 6-2 of the second electromagnetic valve are all connected to the air pump 7 and are communicated with the air pump for working. The third interface 5-3 of the first electromagnetic valve and the third interface 6-3 of the second electromagnetic valve are an air inlet and an air outlet.
As shown in fig. 6, according to the working principle of the pressure regulating module 3, when the intake is pressurized, a first interface 5-1 of the first electromagnetic valve is closed, and the other two interfaces are opened; the third interface 6-3 of the second electromagnetic valve is closed, and the other two interfaces are opened; air enters from the third port 5-3 of the first electromagnetic valve, is sucked under the action of the sucking pump 7, and enters the vacuum pressure box through the first port 6-1 of the second electromagnetic valve. When the air is discharged, the third interface 5-3 of the first electromagnetic valve is closed, and the other two interfaces are opened; the first interface 6-1 of the second electromagnetic valve is closed, and the other two interfaces are opened; air in the vacuum pressure tank is pumped out through the first port 5-1 of the first solenoid valve and is pumped out through the third port 6-3 of the second solenoid valve under the action of the air pump 7.
The application also provides a method for verifying the meteorological pressure sensor, which comprises the steps of placing a tested product in a vacuum pressure box, fixing the tested product on a placing position, and closing a sealing cover body. The test is started, the test pressure is set through the upper computer, the test pressure is converted into a specific instruction and then is sent to a controller in the verification device through the serial port server, and the controller controls the pressure adjusting module 3 to adjust the pressure in the vacuum pressure box 2 to the set size according to the set pressure data. At this time, the upper computer reads the pressure data measured by the pressure sensor of the to-be-measured product through the serial server. And recording data, repeating the test for a plurality of times, and judging the performance of the to-be-tested product.
Compared with the prior art, the integrated design verification device has the advantages that the verification device can be conveniently developed, the verification operation is simple and convenient, and after the tested product is put in, repeated tests can be conducted through the control of the upper computer. The vacuum pressure box is sealed and provided with a standard sensor, so that the accurate control of the pressure value in the box body can be ensured, and the accuracy of verification is ensured. The vacuum pressure box can be designed into a plurality of to-be-tested products to be tested simultaneously, so that the verification efficiency is improved.
While the applicant has described and illustrated the embodiments of the present application in detail with reference to the drawings, it should be understood by those skilled in the art that the above embodiments are only preferred embodiments of the present application, and the detailed description is only for the purpose of helping the reader to better understand the spirit of the present application, and not to limit the scope of the present application, but any improvements or modifications based on the spirit of the present application should fall within the scope of the present application.
Claims (8)
1. The meteorological pressure sensor verification device is characterized by comprising a shell (1), a vacuum pressure box (2), a pressure regulating module (3), a cover body (4), a controller and a serial port server;
the vacuum pressure box (2) is arranged at the upper position in the shell (1), the upper part of the vacuum pressure box is opened, the opening of the vacuum pressure box is flush with the opening of the shell, and the vacuum pressure box is sealed through the cover body (4); the pressure regulating module (3) is arranged below the vacuum pressure box (2);
the controller is connected with the upper computer through the serial port server, receives instructions of the upper computer to carry out pressure regulation control, and regulates the pressure value in the vacuum pressure box (2) through controlling the pressure regulation module (3);
and uploading the measurement data of the meteorological pressure sensor to be measured placed in the vacuum pressure box to the upper computer through the serial port server, and performing multiple tests to judge the performance of the to-be-measured product.
2. The meteorological pressure sensor verification device according to claim 1, wherein the vacuum pressure tank (2) is fixed inside the housing by a rigid structure.
3. The meteorological pressure sensor verification device according to claim 1, wherein a standard sensor is arranged in the vacuum pressure box (2), a real-time measured pressure value is transmitted to the controller, and then data are transmitted to the upper computer through the serial port server, and the upper computer adjusts control instructions according to the data in real time.
4. The meteorological pressure sensor verification device according to claim 1, characterized in that the pressure regulating module (3) comprises a first solenoid valve (5), a second solenoid valve (6) and an air pump (7) connected by a conduit; the controller controls the on/off of the first electromagnetic valve (5) and the second electromagnetic valve (6) through the relay module to control the air inlet and the air outlet of the pressure regulating module (3).
5. The meteorological pressure sensor verification device according to claim 4, wherein the first interfaces (5-1) of the first electromagnetic valve and the first interfaces (6-1) of the second electromagnetic valve are connected to the bottom of the vacuum pressure tank for air inlet and air outlet of the vacuum pressure tank; the second interfaces (5-2) of the first electromagnetic valves are connected with the air pump (7) and are communicated with the air pump for working; the third interface (5-3) of the first electromagnetic valve, the third interface (6-3) of the second electromagnetic valve is an air inlet and an air outlet.
6. The meteorological pressure sensor verification device according to claim 5, wherein when the intake is pressurized, a first interface (5-1) of the first solenoid valve is closed and the remaining two interfaces are opened; a third interface (6-3) of the second electromagnetic valve is closed, and the other two interfaces are opened; air enters from a third interface (5-3) of the first electromagnetic valve, is sucked under the action of a sucking pump (7), and enters a vacuum pressure box through a first interface (6-1) of the second electromagnetic valve;
when the air is discharged, a third interface (5-3) of the first electromagnetic valve is closed, and the other two interfaces are opened; a first interface (6-1) of the second electromagnetic valve is closed, and the other two interfaces are opened; air in the vacuum pressure box is pumped out through a first interface (5-1) of the first electromagnetic valve and is pumped out through a third interface (6-3) of the second electromagnetic valve under the action of the air pump.
7. The meteorological pressure sensor verification device according to claim 1, wherein a plurality of to-be-tested article placement positions are arranged at the bottom of the vacuum pressure tank (2).
8. The meteorological pressure sensor verification device according to claim 1, wherein a sealing strip is arranged between the cover body (4) and the shell, and a plurality of buckles are further arranged between the cover body and the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310894359.7A CN116609862B (en) | 2023-07-20 | 2023-07-20 | Meteorological pressure sensor calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310894359.7A CN116609862B (en) | 2023-07-20 | 2023-07-20 | Meteorological pressure sensor calibration device |
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| Publication Number | Publication Date |
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| CN116609862A true CN116609862A (en) | 2023-08-18 |
| CN116609862B CN116609862B (en) | 2023-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310894359.7A Active CN116609862B (en) | 2023-07-20 | 2023-07-20 | Meteorological pressure sensor calibration device |
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Citations (6)
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|---|---|---|---|---|
| JP2001201498A (en) * | 2000-01-21 | 2001-07-27 | Horiba Ltd | Analysis device for monitoring air pollution |
| US20100312404A1 (en) * | 2007-05-17 | 2010-12-09 | Rain Bird Corporation | Automatically Adjusting Irrigation Controller |
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| CN106932710A (en) * | 2015-12-30 | 2017-07-07 | 核动力运行研究所 | A kind of high-pressure solenoid valve condition checkout gear and method |
| CN113847551A (en) * | 2021-08-31 | 2021-12-28 | 武汉锅炉集团阀门有限责任公司 | Pressure and temperature adjusting system and control method |
| CN114563492A (en) * | 2022-01-24 | 2022-05-31 | 中煤科工集团沈阳研究院有限公司 | Gas sensor inspection device for pipeline and test method |
-
2023
- 2023-07-20 CN CN202310894359.7A patent/CN116609862B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001201498A (en) * | 2000-01-21 | 2001-07-27 | Horiba Ltd | Analysis device for monitoring air pollution |
| US20100312404A1 (en) * | 2007-05-17 | 2010-12-09 | Rain Bird Corporation | Automatically Adjusting Irrigation Controller |
| CN106932710A (en) * | 2015-12-30 | 2017-07-07 | 核动力运行研究所 | A kind of high-pressure solenoid valve condition checkout gear and method |
| CN106597577A (en) * | 2016-12-30 | 2017-04-26 | 天津华云天仪特种气象探测技术有限公司 | Detection apparatus of rainfall sensor |
| CN113847551A (en) * | 2021-08-31 | 2021-12-28 | 武汉锅炉集团阀门有限责任公司 | Pressure and temperature adjusting system and control method |
| CN114563492A (en) * | 2022-01-24 | 2022-05-31 | 中煤科工集团沈阳研究院有限公司 | Gas sensor inspection device for pipeline and test method |
Non-Patent Citations (2)
| Title |
|---|
| S. KAWASHIMA, S. YONEMURA: "Measuring ammonia concentration over a grassland near livestock facilities using a semiconductor ammonia sensor", 《ATMOSPHERIC ENVIRONMENT》, vol. 35, no. 22, pages 3831 - 3839 * |
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| CN116609862B (en) | 2023-12-15 |
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