CN218627809U - Control system for monitoring pressure of special gas pipeline in real time - Google Patents
Control system for monitoring pressure of special gas pipeline in real time Download PDFInfo
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- CN218627809U CN218627809U CN202222927849.6U CN202222927849U CN218627809U CN 218627809 U CN218627809 U CN 218627809U CN 202222927849 U CN202222927849 U CN 202222927849U CN 218627809 U CN218627809 U CN 218627809U
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Abstract
The utility model discloses a control system of real-time supervision special gas pipeline pressure, it includes pressure monitoring controller, main gas supply system and reserve gas supply system, and main gas supply system is connected to the fritting furnace board through the trunk line, and reserve gas supply system is connected to the fritting furnace board through reserve pipe connection, all is equipped with the battery valve on trunk line and the reserve pipe, still is equipped with a plurality of pressure sensor on trunk line and the reserve pipe, and a plurality of pressure sensor pass through line connection to pressure monitoring controller. The utility model has the advantages that: the pressure sensor uses a single-bus digital display explosion-proof sensor, is fixed on the main gas supply and standby gas supply system in a threaded connection mode, and is simple and convenient to install; the pressure sensors are connected with the data acquisition unit by adopting a single bus, the single bus can be connected with 70+ pressure sensors at most, and the connection mode can reduce interference and ensure stable data acquisition; the anti-interference performance and the precision of the device can be effectively improved; the standby air supply system can be automatically switched when the pipeline pressure is too low.
Description
Technical Field
The utility model relates to a control system of real-time supervision special gas pipeline pressure belongs to gas pipeline pressure monitoring technical field.
Background
Because the sintering furnace machine needs 24 hours of uninterrupted gas supply during operation, gas production can be stopped when a gas supply device breaks down, when the gas using pressure of a gas storage tank is lower than 0.6Mpa, the device can be stopped to cause the scrapping of products in the furnace or cause serious accidents such as fire caused by overheating of the device, and pressure monitoring needs to be additionally arranged on a main pipeline for timely finding that the pressure of the pipeline is too low. The currently used pressure monitoring system can only see the pressure and can not automatically switch gas supply. And each pressure sensor needs an independent signal wire to be connected with the PLC, so that the installation is more complicated, the anti-interference capability is weak, and the accuracy is lower.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in providing a control system of real-time supervision special gas pipeline pressure, it can the reserve air supply system of automatic switch-over when pipeline pressure crosses lowly, and the installation is simple, the interference killing feature is strong, the accuracy is higher.
The utility model discloses a following scheme realizes: the utility model provides a control system of real-time supervision special gas pipeline pressure, its includes pressure monitoring controller, main gas supply system and reserve gas supply system, main gas supply system is connected to the sintering furnace board through the trunk line, reserve gas supply system is connected to the sintering furnace board through reserve pipeline, the trunk line with all be equipped with the battery valve on the reserve pipeline, the trunk line with still be equipped with a plurality of pressure sensor on the reserve pipeline, it is a plurality of pressure sensor passes through the line connection and is to the pressure monitoring controller.
The pressure monitoring controller comprises a single chip microcomputer, a display screen, a signal input connector, a signal output connector, an acousto-optic alarm, an operating button A and an operating button B, wherein the display screen, the signal input connector and the signal output connector are connected with the acousto-optic alarm, the operating button A and the operating button B are all connected to the single chip microcomputer.
Each pressure sensor is connected to a single bus through a branch line, the single bus is connected to a data collector, the data collector is connected to the signal input connector, and the signal input connector is connected to the single chip microcomputer.
The single chip microcomputer is connected to the battery valves on the main pipeline and the standby pipeline through the signal output connectors.
The pressure sensor uses a single bus digital display explosion-proof sensor.
The pressure sensor is fixed in the main pipeline and the standby pipeline through a threaded connection mode air inlet.
And the data acquisition unit is connected with the pressure monitoring controller communication conversion module through an RS485 communication line.
And the plurality of pressure sensor data acquisition lines are quickly connected with one another in a plug-in manner at three ends of PH 2.0.
The utility model has the advantages that:
1. the utility model relates to a pressure sensor of control system for real-time monitoring of special gas pipeline pressure uses the single bus digital display explosion-proof sensor, and the pressure sensor adopts the mode of threaded connection to fix on main air feed and reserve air feed system, and is simple to handle, and the monitoring point can change at any time according to the demand, and its interference killing feature is strong, the precision is high, and is applicable to the place that needs the explosion-proof (Exd II CT4 ~ T6);
2. the utility model relates to a pressure sensor of control system for real-time monitoring of special gas pipeline pressure, which adopts a single bus (with shielding three-core wire) to connect with a data acquisition unit, the single bus can be connected with 70+ pressure sensors at most, the connection mode can reduce interference and the data acquisition is stable; the anti-interference performance and the precision of the device can be effectively improved;
3. the utility model relates to a system data collection station of control system of real-time supervision special gas pipeline pressure is connected with pressure sensor controller communication conversion module through RS485 communication line, guarantees the stability of system, and realizes the centralized monitoring function, shows pressure information in real time, if pressure is unusual, the pressure controller host computer sends audible-visual alarm and opens reserve air supply system solenoid valve automatically and give the trunk line conveying gas, when main air supply system resumes to supply gas to the setting value, the pressure controller host computer closes reserve air supply system solenoid valve automatically according to pressure sensor feedback signal;
4. the utility model relates to a plurality of pressure sensor data acquisition lines of control system of real-time supervision special gas pipeline pressure adopt the quick plug connection of PH2.0 three-terminal, and simple installation, the maintenance is changed in the later stage of being convenient for, compares traditional pressure sensor and can effectively shorten construction period and reduce cost, and uses the explosion-proof pressure sensor of unibus connection digital display to improve acquisition rate, can satisfy long distance data transmission.
Drawings
Fig. 1 is the structural schematic diagram of the control system for monitoring the pressure of the special gas pipeline in real time.
Fig. 2 is the internal structure schematic diagram of the pressure monitoring controller of the control system for monitoring the pressure of the special gas pipeline in real time.
In the figure: the system comprises a pressure monitoring controller 1, a main gas supply system 2, a standby gas supply system 3, a main pipeline 4, a sintering furnace machine table 5, a standby pipeline 6, a battery valve 7, a pressure sensor 8, a signal input connector 9, a signal output connector 10, a branch line 11, a single bus 12 and a data collector 13.
Detailed Description
The present invention will be further described with reference to fig. 1-2, but the scope of the present invention is not limited to the description.
In which like parts are designated by like reference numerals. It is noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component, and the drawings are in greatly simplified form and employ non-precise ratios, merely for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention.
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the present invention, and it is believed that the present invention will be embodied in many different forms and should not be limited to the details set forth in the following description, since it will be apparent to those skilled in the art that the present invention will be limited not by the specific details, but rather by the claims, it will be appreciated that the development effort might be complex and time consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art.
The utility model provides a control system of real-time supervision special gas pipeline pressure, it includes pressure monitoring controller 1, main gas supply system 2 and reserve gas supply system 3, main gas supply system 2 is connected to fritting furnace board 5 through trunk line 4, reserve gas supply system 3 is connected to fritting furnace board 5 through reserve pipeline 6, all be equipped with battery valve 7 on trunk line 4 and the reserve pipeline 6, still be equipped with a plurality of pressure sensor 8 on trunk line 4 and the reserve pipeline 6, a plurality of pressure sensor 8 are through line connection to pressure monitoring controller 1.
And the data acquisition unit 13 is connected with the communication conversion module of the pressure monitoring controller 1 through an RS485 communication line.
When the pressure monitoring controller operates, the digital display explosion-proof pressure sensor 8 is connected to a single bus 12 through a branch line 11, the single bus 12 is connected to a data collector 13, the data collector 13 outputs signals to a built-in communication conversion module of the pressure monitoring controller 1 through RS485 to be connected, the pressure monitoring controller 1 converts the signals into digital signals and displays pressure data on a display screen in real time, the collected data are stored in the pressure monitoring controller 1 to realize data centralized monitoring, and if the pressure of a main pipeline 4 is too low, the pressure monitoring controller 1 makes a sound touch and light alarm and starts an electromagnetic valve 7 of a standby gas supply system 3; when the pressure of the main pipeline 4 is recovered, the electromagnetic valve 7 of the standby gas supply system 3 is automatically closed, the sound alarm can be manually eliminated, and the light alarm needs to be automatically eliminated when the pressure of the main pipeline 4 is recovered.
Although the invention has been shown and described in detail with respect to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a control system of real-time supervision special gas pipeline pressure which characterized in that: it includes pressure monitoring controller (1), main gas supply system (2) and reserve gas supply system (3), main gas supply system (2) are connected to sintering furnace board (5) through trunk line (4), reserve gas supply system (3) are connected to sintering furnace board (5) through reserve pipeline (6), trunk line (4) with all be equipped with battery valve (7) on reserve pipeline (6), trunk line (4) with still be equipped with a plurality of pressure sensor (8), it is a plurality of on reserve pipeline (6) pressure sensor (8) are through line connection to pressure monitoring controller (1).
2. The control system for monitoring the pressure of the special gas pipeline in real time according to claim 1, wherein: the pressure monitoring controller (1) comprises a single chip microcomputer, a display screen, a signal input connector (9), a signal output connector (10), an acousto-optic alarm, an operating button A and an operating button B, wherein the display screen, the signal input connector (9) and the signal output connector (10) are connected to the single chip microcomputer.
3. The control system for monitoring the pressure of the special gas pipeline in real time according to claim 2, wherein: each pressure sensor (8) is connected to a single bus (12) through a branch line (11), the single bus (12) is connected to a data collector (13), the data collector (13) is connected to the signal input connector (9), and the signal input connector (9) is connected to the single chip microcomputer.
4. The control system for monitoring the pressure of the special gas pipeline in real time according to claim 2, wherein: the single chip microcomputer is connected to the main pipeline (4) and the battery valve (7) on the standby pipeline (6) through the signal output connector (10).
5. The control system for monitoring the pressure of the special gas pipeline in real time according to claim 1, wherein: the pressure sensor (8) uses a single-bus digital display explosion-proof sensor.
6. The control system for monitoring the pressure of the special gas pipeline in real time according to claim 1, wherein: the pressure sensor (8) is fixed inside the main pipeline (4) and the standby pipeline (6) through a threaded connection mode air inlet.
7. The control system for monitoring the pressure of the special gas pipeline in real time according to claim 3, wherein: and the data acquisition unit (13) is connected with the communication conversion module of the pressure monitoring controller (1) through an RS485 communication line.
8. The control system for monitoring the pressure of the special gas pipeline in real time according to claim 1, wherein: the data acquisition lines of the pressure sensors (8) are connected by adopting PH2.0 three-end quick plug connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222927849.6U CN218627809U (en) | 2022-11-01 | 2022-11-01 | Control system for monitoring pressure of special gas pipeline in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222927849.6U CN218627809U (en) | 2022-11-01 | 2022-11-01 | Control system for monitoring pressure of special gas pipeline in real time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218627809U true CN218627809U (en) | 2023-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222927849.6U Active CN218627809U (en) | 2022-11-01 | 2022-11-01 | Control system for monitoring pressure of special gas pipeline in real time |
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| Country | Link |
|---|---|
| CN (1) | CN218627809U (en) |
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2022
- 2022-11-01 CN CN202222927849.6U patent/CN218627809U/en active Active
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