CN214474536U - Freely configurable intrinsically safe power monitoring substation - Google Patents
Freely configurable intrinsically safe power monitoring substation Download PDFInfo
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- CN214474536U CN214474536U CN202120472158.4U CN202120472158U CN214474536U CN 214474536 U CN214474536 U CN 214474536U CN 202120472158 U CN202120472158 U CN 202120472158U CN 214474536 U CN214474536 U CN 214474536U
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Abstract
The utility model belongs to the technical field of coal mine equipment, concretely relates to safe type electric power control substation of essence. A freely configurable intrinsically safe power monitoring substation comprises a power substation main body, wherein the power substation main body comprises a shell and a microprocessor system, a liquid crystal display, a key and at least one RS485 interface are arranged on the surface of the shell, the liquid crystal display and the key are connected with the microprocessor system, and the RS485 interface is connected with the microprocessor system through an RS485 communication module; the protection device further comprises at least one group of switch groups, each group of switch groups comprises at least one protector, and the protectors in the same group of switch groups are connected with the same RS485 interface. The microprocessor system is connected with the ring network switch through the Ethernet communication module, and the ring network switch is connected with the ground switch in a wired mode. The utility model discloses can carry out the overall arrangement by oneself according to the transformer substation scene, realize need not the purpose that electric power control substation supplier helped maintaining.
Description
Technical Field
The utility model belongs to the technical field of coal mine equipment, concretely relates to safe type electric power control substation of essence.
Background
China is a world coal-producing big country and a coal-fired power generation big country, the energy supply pattern mainly based on coal is not changed in a certain period of time in the future, and coal production is still an important component of national economy. At present, the safety production of coal mines draws high attention of the nation and is a research subject with practical significance. The underground mining operation, especially a high gas mine, has a gas potential crisis, and the fault of an underground power supply system is an important factor causing gas disasters. With the development of computer technology, microcomputer monitoring adopted by underground substations is more and more common, the technology is more and more mature, and part of substations are comprehensively automated and unattended.
Usually, each power monitoring substation is adopted by a transformer substation to collect underground data so as to realize monitoring of each protector. In the initial stage of building the substation, an engineer is required to lay out and set up the power monitoring substation, which brings cost pressure to the equipment maintenance of the power monitoring substation supplier.
SUMMERY OF THE UTILITY MODEL
To the above technical problem, an object of the utility model is to provide a but safe type electric power control substation of essence of free configuration.
A freely configurable intrinsically safe power monitoring substation comprises a power substation main body, wherein the power substation main body comprises a shell and a microprocessor system arranged in the shell, a liquid crystal display, a key and at least one RS485 interface are arranged on the surface of the shell, the liquid crystal display and the key are both connected with the microprocessor system, and the RS485 interface is connected with the microprocessor system through an RS485 communication module;
the protection device further comprises at least one group of switch groups, each group of switch groups comprises at least one protector, and the protectors in the same group of switch groups are connected with the same RS485 interface;
the microprocessor system is connected with a ring network switch through an Ethernet communication module, and the ring network switch is connected with a ground switch in a wired mode.
The utility model discloses on the basis of original electric power substation main part, divide the protector into groups, divide into groups a plurality of groups as required, and the same RS485 interface of mode sharing that every group passes through RS485 serial bus, the user can carry out the overall arrangement by oneself according to the transformer substation scene to accessible button and LCD carry out operations such as parameter modification, realized need not the purpose that electric power control substation supplier helped the maintenance. Additionally, the utility model discloses an electric power substation main part is through ethernet communication in the pit, and the mode of wired communication in the pit is uploaded each monitored data to ground switch in the pit, has realized the purpose of data stabilization transmission.
The surface of the shell is provided with six RS485 interfaces, and each RS485 interface is connected with the microprocessor system through the RS485 communication module;
the switch groups are six groups, and the six groups of switch groups are respectively connected with one corresponding RS485 interface.
No more than sixteen protectors are in each group of the switch sets. After the above-mentioned design the utility model discloses furthest extends the relation of connection to the protector to what adapt to various different occasion transformer substations builds and freely configures.
And the RS485 communication module is connected with the microprocessor system through a photoelectric isolation module.
The shell is a waterproof shell.
The surface of the shell is provided with an optical port and an electric port, the optical port is connected with the Ethernet communication module, and the Ethernet communication module is connected with the microprocessor system through a photoelectric isolation module;
the electric port is connected with an RS232 communication module, and the RS232 communication module is connected with the microprocessor system through another photoelectric isolation module.
The shell surface is equipped with two CAN interfaces, two CAN interface connection CAN communication module, CAN communication module passes through the optoelectronic isolation module and connects microprocessor system. Through the arrangement of various communication interfaces and communication modules, a user can independently select a proper communication mode.
The microprocessor system is also connected with a wireless module, an audio output module, an SD card module and a USB communication module;
the surface of the shell is provided with a radio frequency antenna, a horn device, an SD card plug-in interface and a USB plug-in interface, the radio frequency antenna is connected with the wireless module, the horn device is connected with the audio output module, the SD card plug-in interface is connected with the SD card module, and the USB plug-in interface is connected with the USB communication module. Through the arrangement, a user can communicate with the power monitoring substation on the site of the transformer substation, and the on-site alarm function can be realized through the horn device.
The surface of the shell is also provided with two power interfaces, a power module is arranged in the shell, the two power interfaces are connected with the power module, and the power module is connected with the microprocessor system. And if the power supply module comprises an audio output module, the power supply module is also connected with the audio output module. Through setting up a plurality of power source, can connect different power as required and be for each device power supply in the casing.
Has the advantages that: the utility model discloses can carry out the overall arrangement by oneself according to the transformer substation scene to accessible button and LCD carry out operations such as parameter modification, have realized need not the purpose that electric power control substation supplier helped maintaining.
Drawings
Fig. 1 is a schematic view of a communication according to the present invention;
fig. 2 is a schematic structural view of the electric substation main body of the present invention;
fig. 3 is a schematic connection diagram of the power substation main body of the present invention;
fig. 4 is a logic block diagram of the power substation main body of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further explained with reference to the specific drawings.
Referring to fig. 1, a freely configurable intrinsically safe power monitoring substation comprises a power substation main body 1, wherein the power substation main body 1 comprises a shell 11 and a microprocessor system 2 arranged in the shell 11. The microprocessor system 2 preferably employs a single-chip microcomputer in the prior art. The electric power substation main body 1 is connected with a ring network switch 3, and the ring network switch 3 is connected with a ground switch 4 in a wired mode.
Referring to fig. 2, the housing 11 of the power substation main body 1 is a waterproof housing 11. The surface of the housing 11 is provided with a liquid crystal display 41, keys 42, at least one RS485 interface 43, an optical port 44, an electrical port 45, two CAN interfaces 46, two power interfaces 47, a speaker device 48, a radio frequency antenna 49, an SD card interface, and a USB interface.
The liquid crystal display 41 and the keys 42 are connected to the microprocessor system 2. The RS485 interface 43 is connected with the RS485 communication module 53, and the RS485 communication module 53 is connected with the microprocessor system 2 through the photoelectric isolation module. The optical port 44 is connected to an ethernet communication module 54, and the ethernet communication module 54 is connected to the microprocessor system 2 through another optoelectronic isolation module. The electric port 45 is connected with the RS232 communication module 55, and the RS232 communication module 55 is connected with the microprocessor system 2 through another photoelectric isolation module. The two CAN interfaces 46 are connected with a CAN communication module 56, and the CAN communication module 56 is connected with the microprocessor system 2 through another photoelectric isolation module. The two power interfaces 47 are connected to a power module 57, and the power module 57 is connected to the microprocessor system 2. The speaker device 48 is connected to the audio output module 58, the audio output module 58 is connected to the microprocessor system 2, and the power supply module 57 is further connected to the audio output module 58. The radio frequency antenna 49 is connected with a wireless module 59, and the wireless module 59 is connected with the microprocessor system 2. The SD card interface is connected to the SD card module 51, and the SD card module 51 is connected to the microprocessor system 2. The USB interface is connected with a USB communication module 52, and the USB communication module 52 is connected with the microprocessor system 2.
Preferably, six RS485 interfaces 43 are arranged on the surface of the housing 11, and each RS485 interface 43 is connected with the microprocessor system 2 through an RS485 communication module 53.
The protection device further comprises at least one group of switch groups, each group of switch groups comprises at least one protector 6, and the protectors 6 in the same group of switch groups are connected with the same RS485 interface 43. Preferably, the switch groups are six groups, and the six groups of switch groups are respectively connected with one corresponding RS485 interface 43. The protectors 6 within each group of switch sets are no more than sixteen. As shown in fig. 1, there are six groups of switch groups, each group of switch groups is provided with sixteen protectors 6, and ninety-six protectors 6 are in total, which basically meets the monitoring use of the transformer substation.
The utility model discloses on the basis of original electric power substation main part 1, divide protector 6 into groups, divide into groups a plurality of groups as required, and the same RS485 interface 43 of mode sharing that every group passes through RS485 serial bus, the user can carry out the overall arrangement by oneself according to the transformer substation scene to accessible button 42 and LCD 41 carry out operations such as parameter modification, have realized need not the purpose that electric power control substation supplier helped the maintenance. Additionally, the utility model discloses a setting of multiple communication interface and communication module provides the user and independently selects suitable communication mode. Through these arrangements, a user can communicate with the power monitoring substation at the substation site. Meanwhile, the power substation main body 1 uploads each monitoring data to an aboveground ground switch in an underground and aboveground wired communication mode through underground Ethernet communication, and the purpose of stable data transmission is achieved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A freely configurable intrinsically safe power monitoring substation comprises a power substation main body, wherein the power substation main body comprises a shell and a microprocessor system arranged in the shell, and is characterized in that a liquid crystal display, a key and at least one RS485 interface are arranged on the surface of the shell, the liquid crystal display and the key are connected with the microprocessor system, and the RS485 interface is connected with the microprocessor system through an RS485 communication module;
the protection device further comprises at least one group of switch groups, each group of switch groups comprises at least one protector, and the protectors in the same group of switch groups are connected with the same RS485 interface;
the microprocessor system is connected with a ring network switch through an Ethernet communication module, and the ring network switch is connected with a ground switch in a wired mode.
2. The freely configurable intrinsically safe power monitoring substation of claim 1, wherein six RS485 interfaces are arranged on the surface of the shell, and each RS485 interface is connected with the microprocessor system through the RS485 communication module;
the switch groups are six groups, and the six groups of switch groups are respectively connected with one corresponding RS485 interface.
3. A freely configurable intrinsically-safe power monitoring substation as claimed in claim 1 or claim 2, wherein no more than sixteen of the protectors are in each switch set.
4. The freely configurable intrinsically-safe power monitoring substation of claim 1, wherein the RS485 communication module is connected with the microprocessor system through a photoelectric isolation module.
5. The freely configurable, intrinsically-safe power monitoring substation of claim 1, wherein the housing is a waterproof type housing.
6. The freely configurable intrinsically safe power monitoring substation of claim 1, wherein the surface of the housing is provided with an optical port and an electrical port, the optical port is connected with the Ethernet communication module, and the Ethernet communication module is connected with the microprocessor system through an optoelectronic isolation module;
the electric port is connected with an RS232 communication module, and the RS232 communication module is connected with the microprocessor system through another photoelectric isolation module.
7. The freely configurable intrinsically safe power monitoring substation of claim 1 or 6, wherein two CAN interfaces are arranged on the surface of the shell, the two CAN interfaces are connected with a CAN communication module, and the CAN communication module is connected with the microprocessor system through a photoelectric isolation module.
8. The freely configurable intrinsically safe power monitoring substation of claim 1, wherein the microprocessor system is further connected with a wireless module, an audio output module, an SD card module and a USB communication module;
the surface of the shell is provided with a radio frequency antenna, a horn device, an SD card plug-in interface and a USB plug-in interface, the radio frequency antenna is connected with the wireless module, the horn device is connected with the audio output module, the SD card plug-in interface is connected with the SD card module, and the USB plug-in interface is connected with the USB communication module.
9. The freely configurable intrinsically-safe power monitoring substation of claim 1, wherein two power interfaces are further arranged on the surface of the shell, a power module is arranged in the shell, the two power interfaces are connected with the power module, and the power module is connected with the microprocessor system.
10. The freely configurable intrinsically safe power monitoring substation of claim 8, wherein two power interfaces are further arranged on the surface of the shell, a power module is arranged in the shell, the two power interfaces are connected with the power module, and the power module is connected with the microprocessor system;
the power supply module is also connected with the audio output module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120472158.4U CN214474536U (en) | 2021-03-05 | 2021-03-05 | Freely configurable intrinsically safe power monitoring substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120472158.4U CN214474536U (en) | 2021-03-05 | 2021-03-05 | Freely configurable intrinsically safe power monitoring substation |
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| Publication Number | Publication Date |
|---|---|
| CN214474536U true CN214474536U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120472158.4U Active CN214474536U (en) | 2021-03-05 | 2021-03-05 | Freely configurable intrinsically safe power monitoring substation |
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2021
- 2021-03-05 CN CN202120472158.4U patent/CN214474536U/en active Active
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