CN213581828U - Control system for coal mine test - Google Patents
Control system for coal mine test Download PDFInfo
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- CN213581828U CN213581828U CN202023159269.4U CN202023159269U CN213581828U CN 213581828 U CN213581828 U CN 213581828U CN 202023159269 U CN202023159269 U CN 202023159269U CN 213581828 U CN213581828 U CN 213581828U
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- Prior art keywords
- sensor
- carbon dioxide
- control system
- coal mine
- control assembly
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- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 239000003245 coal Substances 0.000 title claims description 21
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 29
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 29
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000005286 illumination Methods 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 3
- 239000007784 solid electrolyte Substances 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 9
- 238000005457 optimization Methods 0.000 abstract description 6
- 239000003054 catalyst Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a colliery test technical field specifically discloses a control system for colliery is experimental, including the PLC controller, the input of PLC controller is connected into industrial communication terminal, and the output electricity of PLC controller is connected with sensor control assembly and mechanical control subassembly, and sensor control assembly includes methane sensor and carbon dioxide sensing group, and mechanical control subassembly is including advancing air cylinder module and telescopic cylinder module, and traditional colliery test control system optimization degree is low, the problem of the operation of being not convenient for has been solved to this device.
Description
Technical Field
The utility model relates to a colliery test technical field specifically discloses a control system for colliery is experimental.
Background
At present, the function of the test bed on the aspect of coal mine in the existing market is single, for example, the sensor part is not perfect; no control display collection platform, etc. Under the circumstances, the aspects of a sensor need to be optimized, a special control platform needs to be designed, the aspects of mechanical arm improvement and the like need to be started, a more intelligent, high-integration and convenient-to-operate test bed is created, a powerful control system is needed to be used as a support for the test platform, all parts in a coal mine platform can be compatible with each other, and high integration can be achieved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a control system for coal mine is experimental to solve traditional coal mine test control system optimization degree low, the problem of the operation of being not convenient for.
In order to achieve the above object, the present invention provides the following basic scheme:
a control system for coal mine tests comprises a PLC (programmable logic controller), wherein the input end of the PLC is connected with an industrial communication terminal, and the output end of the PLC is electrically connected with a sensor control assembly and a mechanical control assembly;
the sensor control assembly comprises a methane sensor and a carbon dioxide sensing group, and the mechanical control assembly comprises an advancing cylinder module and a telescopic cylinder module.
The principle and effect of this basic scheme lie in:
1. compared with the prior art, the system is designed based on an industrial communication terminal, has high optimization degree, adopts the PLC to control the sensor control assembly and the mechanical control assembly to realize mechanical control and sensing control, and is easier to operate for an operator.
2. Compared with the prior art, the device is suitable for different types of coal mine test platforms, different sensors are installed underground, the control part is installed on the well, the mechanical control assembly is controlled by the system to open or close the sensors, and the operation is simpler for operators.
3. Compared with the prior art, compared with other control systems, the device controls the sensor control part and the mechanical control part through the PLC, so that the wiring inside the system is reduced, and the optimization degree is high for system optimization.
Further, the industrial communication terminal adopts a Modbus network. The Modbus network has the characteristics that: (1) free of charge; (2) the Modbus can support various electrical interfaces such as RS-232\485 and the like (serial ports), and can also transmit on various media such as twisted pair, optical fiber, wireless and the like; (3) the frame format of the Modbus is simple, and the Modbus is popular and easy to understand and develop; (4) the reliability is good. The Modbus protocol requires data to be checked, the serial protocol uses LRC for the ASCII mode and 16-bit CRC for the RTU mode, except for parity, but the TCP mode does not provide additional rules for checking since the TCP protocol is a connection-oriented reliable protocol (PS: that is dbusstcp is actually a way for Modbus to transmit data in TCP packets). In addition, the Modbus adopts a Master-Slave mode to receive and transmit data at regular time, if a Slave station is disconnected (such as a fault or shutdown) in practical use, the Master can diagnose, and when the fault is repaired, the network can be automatically connected.
Further, the PLC controller is electrically connected with an illumination comprehensive protection module, and the illumination comprehensive protection module is an underground illuminating lamp bank. The illumination comprehensive protection module is an emergency power supply module, and underground illumination is ensured.
Further, the carbon dioxide sensing group comprises a thermal conductivity cell carbon dioxide sensor, a catalyst carbon dioxide sensor, a semiconductor carbon dioxide sensor, a solid electrolyte carbon dioxide sensor and an electrochemical carbon dioxide sensor. A wide variety of sensors can address different complex environments downhole.
Furthermore, the outside of PLC controller is equipped with the control box, be equipped with the display screen of being connected with the PLC controller electricity on the control box, the display screen with the methane sensor with carbon dioxide sensing group electricity is connected. And the control box is utilized to integrate the control system, so that the operation is more convenient.
Further, one side of control box is equipped with test platform, be equipped with the cylinder and the telescopic cylinder that advance that are used for controlling the opening and closing of mechanical control subassembly in the test platform, advance cylinder and telescopic cylinder respectively with advance the cylinder module with telescopic cylinder module electricity is connected. And simulating the underground actual working environment by using the test platform.
Furthermore, the surface of the control box is provided with a plurality of switches for controlling the sensor control assembly and the mechanical control assembly. The sensor control assembly and the mechanical control assembly are controlled by a switch.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic flow chart of a control system for coal mine testing according to an embodiment of the present disclosure;
fig. 2 shows a schematic structural diagram of a control box in a control system for a coal mine test according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: control box 1, display screen 2, switch 3.
Examples are shown in fig. 1 and 2:
the utility model provides a control system for coal mine test, includes the PLC controller, and the input of PLC controller connects into industrial communication terminal, and the output electricity of PLC controller is connected with sensor control assembly and mechanical control subassembly, and the PLC controller electricity is connected with the illumination comprehensive protection module, and the illumination comprehensive protection module is the light banks in the pit. The illumination comprehensive protection module is an emergency power supply module, underground illumination is ensured, and the industrial communication terminal adopts a Modbus network.
The sensor control assembly comprises a methane sensor and a carbon dioxide sensing assembly, the mechanical control assembly comprises an advancing cylinder module and a telescopic cylinder module, and the carbon dioxide sensing assembly comprises a thermal conductivity cell carbon dioxide sensor, a catalyst carbon dioxide sensor, a semiconductor carbon dioxide sensor, a solid electrolyte carbon dioxide sensor and an electrochemical carbon dioxide sensor. Multiple type of sensor can reply different complicated environment in the pit, and the outside of PLC controller is equipped with control box 1, is equipped with the display screen 2 of being connected with the PLC controller electricity on the control box 1, and display screen 2 is connected with methane sensor and carbon dioxide sensing group electricity. Utilize control box 1 integrated control system for it is more convenient to operate, and one side of control box 1 is equipped with test platform, is equipped with the cylinder and the telescopic cylinder that advance that are used for controlling biography mechanical control subassembly switching in the test platform, advances the cylinder and the telescopic cylinder is connected with advancing cylinder module and telescopic cylinder module electricity respectively. The underground actual working environment is simulated by using the test platform, and a plurality of switches 3 for controlling the sensor control assembly and the mechanical control assembly are arranged on the surface of the control box 1. The sensor control assembly and the mechanical control assembly are controlled by means of a switch 3.
The specific realization principle is as follows: this device is coal mine test platform's core system, coal mine test platform indicates a platform that makes things convenient for personnel to study and establish, this platform simulation operating environment in the pit, this device puts into the platform with methane sensor and carbon dioxide sensing group, the environment of the installation in the pit of simulation methane sensor and carbon dioxide sensing group, then utilize methane sensor and carbon dioxide sensing group to experience environment in the pit, through 2 feedbacks of display screen, utilize PLC controller control mechanical control subassembly at last, utilize the cylinder module that advances and telescopic cylinder module to open or close alkane sensor and carbon dioxide sensing group.
The device solves the problems of low optimization degree and inconvenient operation of the traditional coal mine test control system. Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (7)
1. The control system for the coal mine test is characterized by comprising a PLC (programmable logic controller), wherein the input end of the PLC is connected with an industrial communication terminal, and the output end of the PLC is electrically connected with a sensor control assembly and a mechanical control assembly;
the sensor control assembly comprises a methane sensor and a carbon dioxide sensing group, and the mechanical control assembly comprises an advancing cylinder module and a telescopic cylinder module.
2. The coal mine test control system according to claim 1, wherein the industrial communication terminal adopts a Modbus network.
3. The coal mine test control system according to claim 1, wherein the PLC is electrically connected with an illumination comprehensive protection module, and the illumination comprehensive protection module is a downhole illumination lamp set.
4. The control system for coal mine testing of claim 1, wherein the carbon dioxide sensing set comprises a thermal conductivity cell carbon dioxide sensor, a catalytic carbon dioxide sensor, a semiconductor carbon dioxide sensor, a solid electrolyte carbon dioxide sensor, and an electrochemical carbon dioxide sensor.
5. The coal mine test control system according to claim 1, wherein a control box is arranged outside the PLC, a display screen electrically connected with the PLC is arranged on the control box, and the display screen is electrically connected with the methane sensor and the carbon dioxide sensing group.
6. The coal mine test control system according to claim 5, wherein a test platform is arranged on one side of the control box, an advancing cylinder and a telescopic cylinder are arranged in the test platform and used for controlling the mechanical control assembly to open and close, and the advancing cylinder and the telescopic cylinder are respectively and electrically connected with the advancing cylinder module and the telescopic cylinder module.
7. A coal mine test control system as claimed in claim 5 or 6 wherein the surface of the control box is provided with a plurality of switches for controlling the sensor control assembly and the mechanical control assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023159269.4U CN213581828U (en) | 2020-12-24 | 2020-12-24 | Control system for coal mine test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023159269.4U CN213581828U (en) | 2020-12-24 | 2020-12-24 | Control system for coal mine test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213581828U true CN213581828U (en) | 2021-06-29 |
Family
ID=76550414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023159269.4U Expired - Fee Related CN213581828U (en) | 2020-12-24 | 2020-12-24 | Control system for coal mine test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213581828U (en) |
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2020
- 2020-12-24 CN CN202023159269.4U patent/CN213581828U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |