CN214151113U - Automatic meteorological station fault detector - Google Patents
Automatic meteorological station fault detector Download PDFInfo
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- CN214151113U CN214151113U CN202120032224.6U CN202120032224U CN214151113U CN 214151113 U CN214151113 U CN 214151113U CN 202120032224 U CN202120032224 U CN 202120032224U CN 214151113 U CN214151113 U CN 214151113U
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Abstract
The utility model discloses an automatic meteorological station fault detection appearance, include: the industrial personal computer all-in-one machine is provided with an MCU interface board main control module; the industrial personal computer all-in-one machine is connected with the automatic weather station through the power supply testing unit, the sensor testing unit, the collector testing unit and the wireless communication testing unit; the test result display unit is connected with the industrial personal computer all-in-one machine; and the power supply module is used for supplying power to the whole equipment. The fault detector can quickly locate the abnormity and the fault of the automatic weather station, and facilitates system maintenance personnel to carry out verification and calibration work of the automatic weather station on site; the fault detector has the advantages of strong portability, rich functions and convenient popularization and application; the universal type is strong, and the universal type is suitable for automatic weather stations of different models; compared with other types of detectors in the market, the full-intelligentization of the operation interface is realized, and the operability is strong.
Description
Technical Field
The utility model belongs to the technical field of the fault detection technique and specifically relates to an automatic meteorological station fault detection appearance is related to.
Background
The automatic weather station is an important component of a weather observation system, completes the acquisition and transmission of various weather element information on the ground, and generally comprises four parts, namely a weather sensor, a data acquisition unit, a communication device and a power supply device. In recent years, a large amount of manpower and material resources are input into the meteorological department of China to carry out automatic verification and calibration work aiming at meteorological sensors, great effect is obtained, the quality and the precision of meteorological observation data are improved, but the online verification and calibration work of a data collector and key equipment of an automatic meteorological station is not carried out on a large scale, namely when the data collector works abnormally or a fault causes a measurement error, system maintenance personnel on site cannot carry out fault positioning and fault analysis, and certain influence is caused on the quality and the precision of the meteorological observation data.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the not enough of background art, the utility model discloses an automatic meteorological station fault detector can carry out the rapid diagnosis investigation to automatic meteorological station through this fault detector to analyze out the measuring error of equipment.
The technical scheme is as follows: the utility model discloses an automatic meteorological station fault detection appearance, include:
the industrial personal computer all-in-one machine is provided with an MCU interface board main control module;
the industrial personal computer all-in-one machine is connected with the automatic weather station through the power supply testing unit, the sensor testing unit, the collector testing unit and the wireless communication testing unit;
the test result display unit is connected with the industrial personal computer all-in-one machine;
and the power supply module is used for supplying power to the whole equipment.
Furthermore, the power supply test unit comprises 5V and 12V voltage measurement modules, and the MCU interface board main control module is connected with each sensor of the automatic weather station through the 5V and 12V voltage measurement modules; the industrial personal computer all-in-one machine is connected with the automatic meteorological station through the virtual oscilloscope module.
Further, the sensor testing unit includes:
the wind sensor testing unit is formed by connecting a wind sensor of the automatic meteorological station with an industrial personal computer all-in-one machine through an MCU interface board main control module;
the rainfall sensor testing unit is formed by connecting a rainfall sensor of the automatic meteorological station with the industrial control all-in-one machine through the MCU interface board main control module;
the air pressure sensor testing unit is formed by connecting an air pressure sensor of the automatic weather station with an industrial personal computer all-in-one machine through an air pressure communication module;
and the temperature and humidity sensor testing unit is formed by connecting a temperature and humidity sensor of the automatic weather station with an industrial personal computer all-in-one machine through a temperature and humidity communication module.
Further, the collector test unit includes:
the data collector testing unit comprises two parts, wherein one part is formed by connecting one path of a data collector of the automatic weather station with the industrial personal computer all-in-one machine through the simulated air pressure communication module, the temperature and humidity communication module and the combined power supply communication module; the other part is formed by connecting the other path of the data collector of the automatic weather station with the industrial control all-in-one machine through a rainfall simulation signal module, a relay module and an MCU interface board main control module;
and the wind collector testing unit is formed by connecting a wind collector of the automatic weather station with an industrial personal computer all-in-one machine through a level conversion module and an MCU interface board main control module.
Further, the wireless communication test unit comprises a detection data communication module which is connected with the wireless communicator of the automatic weather station.
Furthermore, the test result display unit is a liquid crystal touch display screen and is arranged on the all-in-one machine of the industrial personal computer.
Has the advantages that: compared with the prior art, the utility model has the advantages that: the abnormity and the fault of the automatic weather station can be quickly positioned, and the verification and the calibration work of the automatic weather station can be conveniently carried out by system maintenance personnel on site; the fault detector has the advantages of strong portability, rich functions and convenient popularization and application; the universal type is strong, and the universal type is suitable for automatic weather stations of different models; compared with other types of detectors in the market, the full-intelligentization of the operation interface is realized, and the operability is strong.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a circuit connection diagram of the MCU interface board main control module of the present invention;
fig. 3 and 4 are circuit connection diagrams of the communication module of the present invention;
fig. 5 is a circuit connection diagram of the relay module of the present invention;
fig. 6 is a circuit diagram of the level shift module according to the present invention.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
The automated weather station fault detector shown in fig. 1 includes:
the industrial personal computer all-in-one machine is provided with an MCU interface board main control module;
the industrial personal computer all-in-one machine is connected with the automatic weather station through the power supply testing unit, the sensor testing unit, the collector testing unit and the wireless communication testing unit;
the test result display unit is connected with the industrial personal computer all-in-one machine;
and the power supply module is used for supplying power to the whole equipment.
MCU interface board host system adopts STM32F103 it to include 5 serial ports, 8 timers, 112 general IO mouths, 2 DMA controllers (totally 12 passageways), 3 SPI, 3 ADC of 12 bit, 1 DAC of 12 bit, can expand in relevant function, it is economical and practical, the energy consumption is low, the port interrupt is more, the resource is abundant, can realize the function that will realize easily according to software programming simultaneously, can satisfy the requirement of realizing doing logical operation, more crucial is its low price, it is economical and practical.
The power supply module is used for supplying power to various sensors, detector accessories and collectors in the automatic meteorological station except for completing power supply of the detector through a cable, the power supply is converted into +12V through the internal conversion circuit, and the +5V is used for supplying power to various parts of equipment, so that the power supply supplies power to the detector host and various sensors on one hand, and supplies power to the wireless communication user machine on the other hand. The power supply testing unit comprises 5V and 12V voltage measuring modules and is connected with the MCU interface board main control module; the system is characterized by further comprising a virtual oscilloscope module, wherein the virtual oscilloscope module is in communication connection with the industrial control all-in-one machine through an LAN (local area network) port or a USB (universal serial bus) port, signals such as power supply voltage (analog signals) of the automatic weather station, solar panel output voltage (analog signals) (if the weather station is supplied with solar power) and the like need to be detected, and meanwhile, when the accurate position of a fault cannot be obtained through analysis processing by using standard input and output signals, the virtual oscilloscope module built in the maintenance detector is used for detection.
The collector test unit comprises: one path of a data collector of the automatic weather station is directly connected with the industrial personal computer all-in-one machine through a communication module for simulating air pressure, temperature and humidity and a combined power supply; the other path is connected with the industrial control all-in-one machine through a rainfall simulation signal module, a relay module and an MCU interface board main control module; the two parts constitute a data collector test unit. And the wind collector of the automatic meteorological station is connected with the industrial personal computer all-in-one machine through the level conversion module and the MCU interface board main control module to form a wind collector testing unit.
The sensor testing unit includes:
the wind sensor of the automatic meteorological station is connected with the industrial personal computer all-in-one machine through the MCU interface board main control module to form a wind sensor testing unit, and a wind direction and wind speed signal of the wind sensor is received and sent to the industrial personal computer all-in-one machine for detection;
a precipitation sensor of the automatic weather station is connected with the industrial personal computer all-in-one machine through the MCU interface board main control module to form a precipitation sensor testing unit, and a rainfall signal of the precipitation sensor is received and sent to the industrial personal computer all-in-one machine for detection;
an air pressure sensor of the automatic weather station is connected with the industrial personal computer all-in-one machine through an air pressure communication module to form an air pressure sensor testing unit, and a signal of the air pressure sensor is received and sent to the industrial personal computer all-in-one machine for detection;
the temperature and humidity sensor of the automatic weather station is connected with the industrial personal computer all-in-one machine through the temperature and humidity communication module to form a temperature and humidity sensor testing unit, and temperature and humidity signals of the temperature and humidity sensor are received and sent to the industrial personal computer all-in-one machine to be detected.
As shown in fig. 2, 5 and 6, under the control of the upper computer software, wind direction and wind speed signals from an automatic weather station wind sensor and rainfall signals of a rainfall sensor are collected through cable connection, the signals are converted into 3.3V voltage signals from 5V voltage signals through a level conversion module, fault analysis is carried out through software, corresponding wind direction and wind speed signals are generated in an analog mode under the control of industrial computer host software, and rainfall signals are generated through a relay module in an analog mode, wherein the wind direction signals are 7 paths of digital signals, the wind speed is pulse signals, and the rainfall signals are switching signals and are sent to a wind collector and a rainfall data collector through cables to carry out further fault detection.
As shown in fig. 3 and 4, the communication module sequentially sends acquisition commands of the temperature and humidity sensor, the air pressure sensor and the power supply device through cable connection under the control of the fault diagnosis software, and receives data responded by the devices in the weather station to realize the data acquisition function of the devices; and simultaneously, under the control of fault diagnosis software, responding to the air pressure, the temperature and the humidity and a data acquisition command of the combined power supply data acquisition unit through a cable, outputting electric signals corresponding to various meteorological quantities without influencing each other to generate different temperature and humidity, air pressure and time analog data of power supply equipment according to the command, and sending the data to the inside of the data acquisition unit through a communication module.
The wireless communication test unit comprises a detection data communication module which is connected with a wireless communicator of the automatic weather station.
And the test result display unit is a liquid crystal touch display screen and is arranged on the industrial personal computer all-in-one machine.
The power supply module uses a high-capacity rechargeable lithium battery, is suitable for field fault, greatly improves the endurance of the detector, supplies power for the whole detector host, and can supply power for each device independently under the damage state of the power module of the automatic weather station, thereby analyzing and diagnosing the fault part.
The detection process is as follows: a user sets the detector through a touch liquid crystal screen according to a detected object, and a matched detection cable is accessed to the detected equipment; then selecting a fault phenomenon on the detector host and starting detection, wherein the detector host starts to control the analog signal generation and acquisition module, the virtual oscilloscope and the detection data communication module to work, and the detection process and result can be seen on the display screen; when the fault reasoning information is insufficient, the detector host can automatically prompt a user to use a general detector to detect a certain signal point of the detected equipment, and further determine the fault.
Claims (6)
1. An automated weather station fault detector, comprising:
the industrial personal computer all-in-one machine is provided with an MCU interface board main control module;
the industrial personal computer all-in-one machine is connected with the automatic weather station through the power supply testing unit, the sensor testing unit, the collector testing unit and the wireless communication testing unit;
the test result display unit is connected with the industrial personal computer all-in-one machine;
and the power supply module is used for supplying power to the whole equipment.
2. The automated weather station fault detector of claim 1, wherein: the power supply testing unit comprises 5V and 12V voltage measuring modules, and the MCU interface board main control module is connected with each sensor of the automatic weather station through the 5V and 12V voltage measuring modules; the industrial personal computer all-in-one machine is connected with the automatic meteorological station through the virtual oscilloscope module.
3. The automated weather station fault detector of claim 1, wherein the sensor testing unit includes:
the wind sensor testing unit is formed by connecting a wind sensor of the automatic meteorological station with an industrial personal computer all-in-one machine through an MCU interface board main control module;
the rainfall sensor testing unit is formed by connecting a rainfall sensor of the automatic meteorological station with the industrial control all-in-one machine through the MCU interface board main control module;
the air pressure sensor testing unit is formed by connecting an air pressure sensor of the automatic weather station with an industrial personal computer all-in-one machine through an air pressure communication module;
and the temperature and humidity sensor testing unit is formed by connecting a temperature and humidity sensor of the automatic weather station with an industrial personal computer all-in-one machine through a temperature and humidity communication module.
4. The automated weather station fault detector of claim 1, wherein the collector test unit includes:
the data collector testing unit comprises two parts, wherein one part is formed by connecting one path of a data collector of the automatic weather station with the industrial personal computer all-in-one machine through the simulated air pressure communication module, the temperature and humidity communication module and the combined power supply communication module; the other part is formed by connecting the other path of the data collector of the automatic weather station with the industrial control all-in-one machine through a rainfall simulation signal module, a relay module and an MCU interface board main control module;
and the wind collector testing unit is formed by connecting a wind collector of the automatic weather station with an industrial personal computer all-in-one machine through a level conversion module and an MCU interface board main control module.
5. The automated weather station fault detector of claim 1, wherein: the wireless communication test unit comprises a detection data communication module which is connected with a wireless communicator of the automatic weather station.
6. The automated weather station fault detector of claim 1, wherein: and the test result display unit is a liquid crystal touch display screen and is arranged on the industrial personal computer all-in-one machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120032224.6U CN214151113U (en) | 2021-01-07 | 2021-01-07 | Automatic meteorological station fault detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120032224.6U CN214151113U (en) | 2021-01-07 | 2021-01-07 | Automatic meteorological station fault detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214151113U true CN214151113U (en) | 2021-09-07 |
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ID=77546494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120032224.6U Active CN214151113U (en) | 2021-01-07 | 2021-01-07 | Automatic meteorological station fault detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214151113U (en) |
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2021
- 2021-01-07 CN CN202120032224.6U patent/CN214151113U/en active Active
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