CN113820973A - Auxiliary monitoring alarm device for dustproof shed - Google Patents
Auxiliary monitoring alarm device for dustproof shed Download PDFInfo
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- CN113820973A CN113820973A CN202110984913.1A CN202110984913A CN113820973A CN 113820973 A CN113820973 A CN 113820973A CN 202110984913 A CN202110984913 A CN 202110984913A CN 113820973 A CN113820973 A CN 113820973A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24024—Safety, surveillance
Abstract
The invention discloses an auxiliary monitoring and alarming device for a dustproof shed, which comprises SF6The system comprises a gas monitoring sensor (1), a temperature and humidity monitoring sensor (2), an oxygen content monitoring sensor (3), a data acquisition center (5), an alarm (6), a Siemens integrated control circuit (7) and a digital-to-analog signal converter (8); SF6The gas monitoring sensor (1), the temperature and humidity monitoring sensor (2) and the oxygen content monitoring sensor (3) are respectively connected with the data acquisition center (5); the data acquisition center (5) is connected with the digital-to-analog signal converter (8) and the Siemens integrated control circuit (7) through lines in sequence; the Siemens integrated control circuit (7) triggers the alarm (6) to sound an alarm through a relay controlled by the Siemens integrated control circuit. The device of the invention can monitor and display SF in real time6The gas, temperature and humidity and oxygen content do not reach the standard, the alarm is given, the whole process management is provided for the GIS installation environment monitoring, and the safety is improved.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a management and control technology of a GIS (geographic information System) installation environment, and specifically relates to a method capable of monitoring and displaying SF (sulfur hexafluoride) in the GIS installation environment on line in real time6Content, humiture, oxygen content and the dustproof canopy of reporting to the police when unsatisfying the installation environment assists monitoring alarm device.
Background
GIS equipment has the advantages of compact structure, small floor area, high reliability and the like, but also has complex troubleshooting and overhauling work once faults occur. Therefore, the requirements for installing the GIS are strict, and especially the requirements for the installation environment are strict. At present, the electric power industry monitors the GIS equipment field installation environment, the control is mainly to clean the field and seal doors and windows before the equipment is installed, then a handheld monitoring device is used for detecting, real-time online monitoring is not realized in the GIS equipment installation process, whether the equipment is qualified or not in the installation process environment is not effectively monitored, the GIS equipment is frequently subjected to environment monitoring and control in the field installation link, and the GIS equipment is caused to have discharge and flashover faults in a handover test.
According to market research, the existing dustproof shed detection technology mainly comprises a PTC heating technology and a portable VOCS gas detector.
The PTC heating technology has no response control capability on the GIS installation overall process. The installation environment of the GIS can be judged by experience only by artificially observing the values of each independent sensor placed indoors, and the detection values are kept, judged and executed without special devices for control and management. Therefore, the product cannot well meet the requirement of real-time environment monitoring required by daily GIS installation and can not give an alarm to inform in time that the whole process environment numerical value is abnormal so as to realize the function of man-machine interaction.
Shenzhen Yuanche science and technology Limited company produced portable VOCS gas detector can monitor EX, O2、CO、H2S、TOVC/VOC、CH2O, HF, the measurement of single environmental parameter can be carried out by hand, and the measured value is displayed by LED display screen. As for the portable VOCS gas detector, the portable VOCS gas detector can rapidly and accurately complete the measurement of single environmental parameters and display the single environmental parameters through an LED display screen. However, the sensor still does not have the capability of responding to the whole GIS installation environment, various comprehensive data cannot be judged and processed, the intelligent machine displays the currently acquired environment data and does not have good feedback capability, and in the GIS installation process, particularly under the condition of high-cold high-altitude areas, severe installation environment cannot be timely alarmed, so that the GIS installation is unqualified, a certain amount of economic loss, unnecessary construction trouble and operation safety of power equipment are caused.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a dustproof shed auxiliary monitoring alarm device which can monitor and display the SF6 content, the temperature and humidity and the oxygen content in a GIS installation environment in real time on line and can give an alarm when the installation environment is not satisfied; this dustproof canopy assists monitoring alarm device can provide stable installation environment for severe cold district GIS equipment fixing, through real-time supervision, feedback, response environmental condition, improves construction installation technology quality, reaches the construction process standardization of this equal equipment fixing of voltage class.
The invention aims to solve the problems by the following technical scheme:
the utility model provides a dustproof canopy assists monitoring alarm device which characterized in that: the device comprises an SF for collecting GIS installation environment parameters in real time6The system comprises a gas monitoring sensor, a temperature and humidity monitoring sensor, an oxygen content monitoring sensor, a data acquisition center, an alarm, a Siemens integrated control circuit and a digital-to-analog signal converter; wherein SF6The gas monitoring sensor, the temperature and humidity monitoring sensor and the oxygen content monitoring sensor are respectively connected with the data acquisition center through data lines so as to transmit the acquired real-time environmental data; the data acquisition center is connected with the digital-to-analog signal converter through a line so as to convert an analog signal representing real-time environment data into a digital signal; the digital-to-analog signal converter is connected with the Siemens integrated control circuit through a line so as to transmit a digital signal representing real-time environment data; the Siemens integrated control circuit can carry out operation, discrimination, comparison and analysis on the digital signals representing the real-time environment data, make data judgment and determine whether to sound an alarm through a relay controlled by the Siemens integrated control circuit according to the data judgment.
And the data acquisition center is connected with the Siemens integrated control circuit through a signal terminal row.
The alarm is arranged on a data acquisition center, and environmental data integrated by the data acquisition center is transmitted to a Siemens integrated control circuit through a signal terminal row and a digital-to-analog signal converter in sequence; and data fed back by the Siemens integrated control circuit is transmitted back to the data acquisition center through the digital-to-analog signal converter and the signal terminal row in sequence.
The alarm is a buzzer or an alarm bell.
The Siemens integrated control circuit is provided with a wireless signal receiving and sending module, the Siemens integrated control circuit can send time records or reminding information to field GIS installation workers through the wireless signal receiving and sending module, and the field GIS installation workers can set a normal numerical range of environmental data for the Siemens integrated control circuit through the wireless signal receiving and sending module.
The Siemens integrated control circuit is connected with a display which is arranged independently through a concentrator, the display is provided with an independent display power plug, and the Siemens integrated control circuit can transmit environment data integrated by a data acquisition center and data fed back after the Siemens integrated control circuit makes data judgment to the display through the concentrator to be displayed externally.
The SF6The gas monitoring sensor, the temperature and humidity monitoring sensor, the oxygen content monitoring sensor, the data acquisition center, the alarm, the Siemens integrated control circuit and the digital-to-analog signal converter are powered by the same power terminal row, and a leakage protection switch, an air switch and a power plug are sequentially arranged in front of the power terminal row.
And a maintenance power socket is arranged at the air switch.
The Siemens integrated control circuit and the digital-to-analog signal converter are provided with voltage regulators, the voltage regulators are connected with the power supply terminal row, and the power supply terminal row supplies stable working current and voltage to the Siemens integrated control circuit, the digital-to-analog signal converter and a concentrator connected with the Siemens integrated control circuit through the voltage regulators.
The devices are arranged on the same bottom plate, and SF is distributed on the upper part of the bottom plate from left to right6The system comprises a gas monitoring sensor, a temperature and humidity monitoring sensor, an oxygen content monitoring sensor and a concentrator, wherein an alarm, a data center, a Siemens integrated control circuit and a digital-to-analog signal converter are distributed in the middle of a bottom plate from left to right, and an air switch with a power socket, an overhaul power socket, a leakage protection switch, a power terminal row, a signal terminal row and a voltage stabilizer are distributed in the lower portion of the bottom plate from left to right.
Compared with the prior art, the invention has the following advantages:
the auxiliary monitoring alarm device for the dustproof shed adopts a Siemens integrated control circuitWith SF6Gas monitoring sensor, temperature and humidity monitoring sensor and oxygen content monitoring sensor for SF in GIS installation environment6The gas content, the temperature and humidity content and the oxygen content are monitored in real time, in multiple directions and uninterruptedly, after the Siemens integrated control circuit calculates, judges, compares and analyzes data, the Siemens integrated control circuit finds that a certain monitoring value exceeds a set standard value, and immediately sends an alarm signal to an alarm to give an alarm and sends time record or reminding information to field GIS installation workers through a wireless signal receiving and sending module.
The auxiliary monitoring alarm device for the dustproof shed indicates that SF (sulfur hexafluoride) monitoring environmental parameters are monitored in GIS (gas insulated switchgear) installation and are not within set compliance regulations when the alarm device sends an alarm signal6The gas monitoring sensor, the temperature and humidity monitoring sensor and the oxygen content monitoring sensor can generate abnormal data acquisition, the NAND gate logic of the data receiving and studying module in the Siemens integrated control circuit judges and sends an alarm instruction to the alarm, and the relay controlled by the Siemens integrated control circuit can act in time to start the alarm, so that the numerical measurement and recording of multiple sensors can be completed by manpower alone in the GIS installation process.
After the Siemens integrated control circuit finishes data evaluation, if the alarm range is exceeded, the signal is fed back to the digital-to-analog signal converter, after the signal conversion is finished, the signal is transmitted to the data center through the signal terminal row, and the alarm is triggered to alarm according to a relay controlled by the Siemens integrated control circuit.
Compared with the machines on the market, the auxiliary monitoring and alarming device for the dustproof shed overcomes the defects of high labor intensity, high experience requirement and untimely continuous recording control in the process of observing environmental data by traditional personnel for a long time during GIS installation, causes unqualified GIS installation, causes a certain amount of economic loss, unnecessary construction trouble and the bottleneck of operation safety of power equipment, simultaneously develops synchronous monitoring of the monitoring amount required by the GIS installation environment, and solves the dead zone that the current single measuring device is not high in actual fitness and the robustness of a field actual application device is weak.
The auxiliary monitoring alarm device for the dustproof shed solves a series of problems of low efficiency, high economy, high labor intensity, high experience requirement and the like in the traditional GIS installation process due to the fact that the monitoring numerical values of each separate monitoring device need to be manually and traditionally recorded; on the basis of realizing that GIS power equipment installation environment requires rigorously, real-time supervision, data evaluation and analysis provide intelligent monitoring, reduce intensity of labour and certain economic profitability for restraining GIS installation not up to standard, have reasonable in design, convenient to use's characteristics, practical application prospect is extensive, is fit for using widely.
Drawings
FIG. 1 is a schematic front view structure of the auxiliary monitoring alarm device of the dustproof shed;
FIG. 2 is a schematic top view of the auxiliary monitoring alarm device for the dustproof shed;
FIG. 3 is a schematic sectional view of the auxiliary monitoring alarm device for a dustproof shed of the present invention;
fig. 4 is a schematic perspective view of the auxiliary monitoring alarm device for the dustproof shed.
Wherein: 1-SF6A gas monitoring sensor; 2-temperature and humidity monitoring sensor; 3-oxygen content monitoring sensor; 4-a hub; 5-a data acquisition center; 6, an alarm; 7-a siemens integrated control circuit; 8-digital-to-analog signal converter; 9-a display; 10-air switch; 11-maintenance of power sockets; 12-earth leakage protection switch; 13-power terminal row; 14-signal terminal row; 15-a voltage stabilizer; 16-power plug; 17-power plug of display.
Detailed Description
The invention is further described with reference to the following figures and examples.
As shown in fig. 1-4: auxiliary monitoring and alarming device for dustproof shed, comprising SF6The system comprises a gas monitoring sensor 1, a temperature and humidity monitoring sensor 2, an oxygen content monitoring sensor 3, a concentrator 4, a data center 5, an alarm 6, a Siemens integrated control circuit 7, a digital-to-analog signal converter 8, a display 9, an air switch 10, an overhaul power socket 11, a leakage protection switch 12, a power terminal row 13, a signalThe terminal strip 14, the voltage stabilizer 15, and the power plug 16 and the display power plug 17 for power supply share the same bottom plate except the display 9 which is independently arranged, and SF is distributed from left to right on the upper part of the bottom plate6The system comprises a gas monitoring sensor 1, a temperature and humidity monitoring sensor 2, an oxygen content monitoring sensor 3 and a concentrator 4, wherein an alarm 6, a data center 5, a Siemens integrated control circuit 7 and a digital-to-analog signal converter 8 are distributed in the middle of a bottom plate from left to right, and an air switch 10 with a power socket 16, an overhaul power socket 11, an electric leakage protection switch 12, a power terminal row 13, a signal terminal row 14 and a voltage stabilizer 15 are distributed in the lower portion of the bottom plate from left to right.
The monitoring data transmission line in the auxiliary monitoring alarm device of the dustproof shed comprises SF6The system comprises a gas monitoring sensor 1, a temperature and humidity monitoring sensor 2 and an oxygen content monitoring sensor 3, wherein the three online real-time monitoring sensors are used as data acquisition units of a dustproof shed auxiliary monitoring alarm device and transmit acquired data to a data acquisition center 5; the data acquisition center 5 transmits the acquired, summarized and stored data to the signal terminal row 14 through a signal line, the signal terminal row 14 branches the analog signal data acquired by the data acquisition center 5 to the digital-to-analog signal converter 8, and the digital-to-analog signal converter 8 converts the analog signal data into digital signal data and transmits the digital signal data to the Siemens integrated control circuit 7; the Siemens integrated control circuit 7 performs operation, judgment, comparison and analysis on the data, and then sends the data to the display 9 through the concentrator 4, the display 9 displays real-time data, and meanwhile, the data after operation, judgment, comparison and analysis are fed back; meanwhile, the Siemens integrated control circuit 7 sends time records or reminding information to field GIS installation workers through the wireless signal receiving and sending module, and the field GIS installation workers can set a normal numerical range of the environmental data for the Siemens integrated control circuit 7 through the wireless signal receiving and sending module.
If the alarm range is exceeded, the monitoring data feedback circuit comprises the following steps: after the Siemens integrated control circuit 7 performs operation, discrimination, comparison and analysis, the digital signal feedback data are converted into analog signal feedback data through the digital-to-analog signal converter 8 and transmitted to the signal terminal row 14, the analog signal feedback data are transmitted to the data acquisition center 5 through the signal terminal row 14, and in the data acquisition center 5, the Siemens integrated control circuit 7 controls the relay to trigger the alarm 6 to realize an alarm function.
After power plug 17 supplies power, each unit power supply of the control device of air switch 10 gets the electricity for convenient maintenance, has add maintenance supply socket 11, and power supply circuit through air switch 10 plays the guard action to the equipment original paper through earth leakage protection switch 12, earth leakage protection switch 12. The power supply flowing through the power supply terminal row 13 passes through the voltage stabilizer 15 on one way, the voltage stabilizer 15 converts the voltage and the current to meet the rated voltage of the unit work, and the power supply of the voltage stabilizer 15 supplies power to the hub 4, the Siemens integrated control circuit 7 and the digital-to-analog signal converter 8 to meet the normal work of the unit; the other path of power supply enters the data acquisition center 5 through the power supply terminal row 13, and after the voltage is stabilized in the data acquisition center 5, the other path of power supply is supplied to the data acquisition center 5, the alarm 6 and the SF6The gas monitoring sensor 1, the temperature and humidity monitoring sensor 2 and the oxygen content monitoring sensor 3 are powered to meet the normal work of the unit.
As shown in fig. 1, 2 and 4: the display 9 described above is separately powered by a display power plug 17.
When the auxiliary monitoring and alarming device for the dustproof shed is used, two independent power supplies respectively pass through the power plug 16 and the display power plug 17, the display power plug 17 finishes supplying power to the display 9, and the power plug 16 finishes supplying power to the working unit module. SF6After the gas monitoring sensor 1, the temperature and humidity monitoring sensor 2 and the oxygen content monitoring sensor 3 are powered on, the SF in the GIS installation environment is collected in real time6The gas content, the temperature and humidity condition and the oxygen content condition in the GIS installation environment, and the dynamic data collected in real time are transmitted to a data collection center 5; the data acquisition center 5 acquires and summarizes data and transmits the data to the signal terminal row 14 through a signal line, and after the signal terminal row 14 branches the signal to the digital-to-analog signal converter 8, the digital-to-analog signal converter 8 transmits the digital signal to the Siemens integrated control circuit 7; if the Siemens integrated control circuit 7 exceeds the newspaper after finishing the data judgmentAnd in the alarm range, the signal is fed back to the digital-to-analog signal converter 8, after the signal conversion is finished, the signal is transmitted to the data acquisition center 5 through the signal terminal row 14, and the alarm 6 is triggered to give an alarm according to a relay controlled by the Siemens integrated control circuit 7. If the alarm range is not exceeded, the signal is also fed back to the digital-to-analog signal converter 8, after the signal conversion is completed, the signal is transmitted to the data acquisition center 5 through the signal terminal row 14, and the relay controlled by the Siemens integrated control circuit 7 does not touch the alarm 6 to work at the moment. Meanwhile, no matter whether the monitored value exceeds the preset value range or not, the signal is transmitted to the concentrator 4 and is displayed outside through the display 9, the collected data in the normal range are displayed as green on the display 9, and the collected data exceeding the preset range are displayed as red on the display 9. The power plug 17 of the display supplies power to the display 9, the power plug 16 supplies power to the power terminal row 13 through the air switch 10 way, the overhaul power socket 11 and the leakage protection switch 12, the power terminal row 13 divides the power, one way supplies power to the Siemens integrated control circuit 7 and the digital-to-analog signal converter 8 through the voltage stabilizer 15, and the other way supplies power to the alarm 6 through the data acquisition center 5.
When the auxiliary monitoring alarm device for the dustproof shed is used in a test, the installation of the monolithic 220 KV transformer substation GIS is monitored in real time. The auxiliary monitoring alarm device for the dustproof shed has the equipment model FCP-C2S 3, the field angle is 14 degrees multiplied by 31 degrees, and the temperature range is minus 17 ℃ to plus 41 ℃. Based on the sensor real-time acquisition monitoring technology, the method carries out data real-time acquisition, air conditioner monitoring, trend discrimination and over-threshold alarm on the installation environment.
The GIS is analyzed to collect data at a certain time during installation, and the temperature, the oxygen content and the SF of the installation environment monitored by the auxiliary monitoring alarm device of the dustproof shed are monitored6Gas content, etc. At this moment, monitoring environment data all is in reasonable standard range, if monitoring numerical value surpasses the standard range of regulation, surpasss the threshold value of settlement in a certain time, and the device will report to the police, suggestion GIS installer, current environment is no longer suitable, for GIS installs whole the installation environment guarantee that provides swift, accurate. Compared with the conventional GIS which cannot monitor the environmental data in real time, the dustproof shed is used for assisting the monitoring and alarming device pairThe whole GIS installation environment control achieves a good auxiliary effect. The auxiliary monitoring alarm device for the dustproof shed at a certain moment acquires environmental data as shown in the following table I:
| temperature display | Humidity display | Oxygen content | Sulfur hexaoxide | Particles (M) of not less than 0.5 μ M3） | Number of particles (M) of not less than 0.5 μ M3） |
| 35.8℃ | 14.1% | 22% | 1PPM | 616338 | 2471 |
| Standard temperature | Standard humidity | Standard of merit | Standard of merit | Standard (million level) | Standard (million level) |
| -17℃～+41℃ | ＜80% | 21±1% | ＜400 PPM | 35200000 | 293000 |
Watch one at a time dustproof canopy assists monitoring alarm device to gather environmental data
The auxiliary monitoring and alarming device for the dustproof shed can reduce the failure rate of a field installation link, can form omnibearing online monitoring and control on a field environment, ensures real-time control of an installation process before installation, provides an environment similar to a final assembly workshop for indoor and outdoor installation, maintenance and repair of GIS equipment, and effectively improves the quality of the GIS equipment in the field installation link. After the system is applied, the failure rate of GIS field installation links can be greatly reduced, and the one-time pass rate of GIS voltage-withstanding and other handover tests is improved. The problem that engineering is put into operation on time because GIS voltage resistance does not pass is thoroughly solved, and reliable and powerful guarantee is provided for the operation of equipment in the future.
The auxiliary monitoring alarm device for the dustproof shed adopts SF6The gas monitoring sensor 1, the temperature and humidity monitoring sensor 2 and the oxygen content monitoring sensor 3 carry out real-time online monitoring on environmental parameters during installation of GIS power equipment, and immediately send alarm signals to the alarm 6 for alarming once the environmental parameters in the GIS installation environment exceed or fall below the range of a set value in the Siemens integrated control circuit 7; meanwhile, after the hub 4 completes the functions of network relay, expansion, isolation and conversion in the process of monitoring data transmission, real-time monitoring dynamic numerical values are sent to be displayed on the display 9; and sending time record or reminding information to field GIS installation workers through the wireless signal receiving and sending module.
The auxiliary monitoring and alarming device for the dustproof shed overcomes the problems of high labor intensity, high experience requirement and untimely continuous recording control in the process of long-time observation of environmental data by traditional personnel during GIS installation, causes unqualified GIS installation, causes a certain amount of economic loss, unnecessary construction trouble and the bottleneck of operation safety of power equipment, simultaneously exploits the synchronous monitoring of the monitoring amount required by the GIS installation environment, solves the dead zone that the current single measuring device is not high in proper degree with actual popularization and the robustness of a field actual application device is weak, and solves a series of problems of low efficiency, high economic efficiency, high labor intensity, high experience requirement and the like in the traditional GIS installation process that the monitoring value of each separate monitoring device needs to be recorded manually and traditionally; on the basis of realizing that GIS power equipment installation environment requires rigorously, real-time supervision, data evaluation analysis provide intelligent monitoring, reduce intensity of labour and possess certain economic profitability for restraining GIS installation not up to standard, have reasonable in design, convenient to use's characteristics, practical application prospect is extensive, is fit for using widely.
The above embodiments are only for illustrating the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical scheme according to the technical idea proposed by the present invention falls within the protection scope of the present invention; the technology not related to the invention can be realized by the prior art.
Claims (10)
1. The utility model provides a dustproof canopy assists monitoring alarm device which characterized in that: the device comprises an SF for collecting GIS installation environment parameters in real time6The system comprises a gas monitoring sensor (1), a temperature and humidity monitoring sensor (2), an oxygen content monitoring sensor (3), a data acquisition center (5), an alarm (6), a Siemens integrated control circuit (7) and a digital-to-analog signal converter (8); wherein SF6The gas monitoring sensor (1), the temperature and humidity monitoring sensor (2) and the oxygen content monitoring sensor (3) are respectively connected with the data acquisition center (5) through data lines to transmit the real-time environment data acquired respectively; the data acquisition center (5) is connected with a digital-to-analog signal converter (8) through a line so as to convert an analog signal representing real-time environment data into a digital signal; the digital-to-analog signal converter (8) is connected with the Siemens integrated control circuit (7) through a line to transmit digital signals representing real-time environment data; siemens integrated control circuit (7) is able to characterize real time environment for the aboveThe digital signal of the data is calculated, judged, compared and analyzed, and data judgment is made, and whether the alarm (6) is triggered to sound through a relay controlled by the digital signal is determined according to the data judgment.
2. The dustproof shed auxiliary monitoring alarm device of claim 1, characterized in that: the data acquisition center (5) is connected with the Siemens integrated control circuit (7) through a signal terminal row (14).
3. The dustproof shed auxiliary monitoring alarm device according to claim 1 or 2, wherein: the alarm (6) is arranged on the data acquisition center (5), and environmental data integrated by the data acquisition center (5) is transmitted to the Siemens integrated control circuit (7) through the signal terminal block (14) and the digital-to-analog signal converter (8) in sequence; data fed back by the Siemens integrated control circuit (7) are transmitted back to the data acquisition center (5) through the digital-to-analog signal converter (8) and the signal terminal row (14) in sequence.
4. The dustproof shed auxiliary monitoring alarm device of claim 3, wherein: the alarm (6) is a buzzer or an alarm bell.
5. The dustproof shed auxiliary monitoring alarm device of claim 1, characterized in that: the Siemens integrated control circuit (7) is provided with a wireless signal receiving and sending module, the Siemens integrated control circuit (7) can send time records or prompt information to field GIS installation workers through the wireless signal receiving and sending module, and the field GIS installation workers can also set a normal numerical range of the environmental data for the Siemens integrated control circuit (7) through the wireless signal receiving and sending module.
6. The dustproof shed auxiliary monitoring alarm device according to claim 1 or 5, wherein: the Siemens integrated control circuit (7) is connected with the independently arranged display (9) through the hub (4), the display (9) is provided with an independent display power plug (17), and the Siemens integrated control circuit (7) can transmit environment data integrated by the data acquisition center (5) and data fed back after the Siemens integrated control circuit (7) makes data judgment to the display (9) through the hub (4) to be displayed externally.
7. The dustproof shed auxiliary monitoring alarm device of claim 1, characterized in that: the SF6The gas monitoring sensor (1), the temperature and humidity monitoring sensor (2), the oxygen content monitoring sensor (3), the data acquisition center (5), the alarm (6), the Siemens integrated control circuit (7) and the digital-to-analog signal converter (8) are powered by the same power supply terminal row (13), and a leakage protection switch (12), an air switch (10) and a power plug (16) are sequentially arranged in front of the power supply terminal row (13).
8. The dustproof shed auxiliary monitoring alarm device of claim 7, wherein: and a maintenance power socket (11) is arranged at the air switch (10).
9. The dustproof shed auxiliary monitoring alarm device of claim 7, wherein: the Siemens integrated control circuit (7) and the digital-to-analog signal converter (8) are provided with voltage regulators (15), the voltage regulators (15) are connected with a power supply terminal row (13), and the power supply terminal row (13) provides stable working current and voltage for the Siemens integrated control circuit (7), the digital-to-analog signal converter (8) and a hub (4) connected with the Siemens integrated control circuit (7) through the voltage regulators (15).
10. The dustproof shed auxiliary monitoring alarm device of claim 1, characterized in that: the devices are arranged on the same bottom plate, and SF is distributed on the upper part of the bottom plate from left to right6A gas monitoring sensor (1), a temperature and humidity monitoring sensor (2), an oxygen content monitoring sensor (3) and a concentrator (4) which are arranged in the middle of the bottom plateAn alarm (6), a data center (5), a Siemens integrated control circuit (7) and a digital-to-analog signal converter (8) are distributed from left to right, and an air switch (10) with a power socket (16), a maintenance power socket (11), a leakage protection switch (12), a power terminal row (13), a signal terminal row (14) and a voltage stabilizer (15) are distributed from left to right on the lower portion of the bottom plate.
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| CN202121977089 | 2021-08-23 | ||
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| CN202110984913.1A Pending CN113820973A (en) | 2021-08-23 | 2021-08-26 | Auxiliary monitoring alarm device for dustproof shed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114995560A (en) * | 2022-06-17 | 2022-09-02 | 国网福建省电力有限公司 | GIS dustproof shed environment intelligent monitoring system based on data fusion algorithm |
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2021
- 2021-08-26 CN CN202122019060.6U patent/CN216310559U/en not_active Expired - Fee Related
- 2021-08-26 CN CN202110984913.1A patent/CN113820973A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114995560A (en) * | 2022-06-17 | 2022-09-02 | 国网福建省电力有限公司 | GIS dustproof shed environment intelligent monitoring system based on data fusion algorithm |
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