CN213149542U - Communication fault alarm processing device - Google Patents
Communication fault alarm processing device Download PDFInfo
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- CN213149542U CN213149542U CN202022128669.2U CN202022128669U CN213149542U CN 213149542 U CN213149542 U CN 213149542U CN 202022128669 U CN202022128669 U CN 202022128669U CN 213149542 U CN213149542 U CN 213149542U
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Abstract
The utility model relates to a fault control field in the overhaul sediment is handled is a communication failure alarm processing apparatus. The intelligent control system comprises an upper communication unit, an emergency stop control unit, a plurality of central control upper computers, a lower communication unit and an equipment control unit, wherein the upper communication unit, the emergency stop control unit and the plurality of central control upper computers are arranged in a central control room, the lower communication unit is arranged in a field control room, the equipment control unit can control each on-site equipment, each central control upper computer is connected with the upper communication unit, the upper communication unit is connected with the lower communication unit, and the lower communication unit and the emergency stop control unit are connected with the equipment control unit. The utility model discloses when controlling the host computer and detecting communication fault in, staff control emergency stop the control unit and generate the emergency stop signal, equipment control unit is shut down according to each equipment of received emergency stop signal control scene, treats the troubleshooting back, and the emergency stop the control unit that resets resumes normal system operation to effectively prevent to lead to the emergence of safety in production accident because of communication fault, improved production system safe operation.
Description
Technical Field
The utility model relates to a fault control field in the overhaul sediment is handled is a communication failure alarm processing apparatus.
Background
In the existing overhaul slag special disposal industrial control production system with various non-redundant configurations, if a signal cannot be normally transmitted due to faults of a communication cable and a communication electrical element, the existing overhaul slag special disposal industrial control production system cannot be immediately and safely shut down in time, and is informed by an alarm, so that a safety accident can be caused, the stability of the overhaul slag special disposal industrial control production system is damaged, and the system is in an out-of-control state.
Disclosure of Invention
The utility model provides a communication malfunction alerting processing apparatus has overcome above-mentioned prior art not enough, and it can effectively solve the problem that the system is in out of control state that can not promptly be shut down safely when communication trouble that current overhaul sediment special item processing industrial control production system exists.
The technical scheme of the utility model is realized through following measure: a communication failure alarm processing device comprises an upper communication unit, an emergency stop control unit and a plurality of central control upper computers which are arranged in a central control room, a lower communication unit and an equipment control unit which can control each on-site equipment which are arranged in a on-site control room, wherein each central control upper computer is connected with the upper communication unit, the upper communication unit is connected with the lower communication unit, and the lower communication unit and the emergency stop control unit are connected with the equipment control unit.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the device also comprises an alarm unit arranged on the site, and the alarm unit is connected with the equipment control unit.
The upper communication unit and the lower communication unit are optical fiber boxes, each central control upper computer is connected with the upper communication unit through an optical fiber, the upper communication unit is connected with the lower communication unit through an optical fiber, and the lower communication unit is connected with the equipment control unit through an optical fiber.
The emergency stop control unit is connected with the equipment control unit through a KVVP type shielding control cable.
The emergency stop control unit is a DC24V dry contact switch button, and the equipment control unit is a PLC.
The utility model has the advantages of reasonable and compact structure, high durability and convenient use, if one or more well accuse host computer detects communication failure, can't realize signal reception and operating instruction issue, then show alarm information, staff's control emergency stop the control unit and generate the emergency stop signal, equipment control unit shuts down according to each equipment of received emergency stop signal control scene, treat the troubleshooting back, emergency stop the control unit resets, resume normal system operation, thereby effectively prevent because of the emergence that communication failure leads to the safety in production accident, the safe operation of production system has been improved.
Drawings
Fig. 1 is a schematic circuit diagram of the preferred embodiment of the present invention.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
The invention will be further described with reference to the following examples and drawings:
as shown in fig. 1, the communication failure alarm processing device includes an upper communication unit, an emergency stop control unit and a plurality of central control upper computers which are arranged in a central control room, a lower communication unit which is arranged in a field control room and an equipment control unit which can control each equipment on the field, wherein each central control upper computer is connected with the upper communication unit, the upper communication unit is connected with the lower communication unit, and the lower communication unit and the emergency stop control unit are connected with the equipment control unit.
In the above technical solution, each of the upper central control computers communicates with the device control unit through the upper communication unit and the lower communication unit to implement data transmission, that is, DI and AI signals fed back by the device control unit in real time are sent to each of the upper central control computers, each of the upper central control computers determines the state of each of the devices on site according to the received DI and AI signals, and sends corresponding operation instructions (i.e., DO and AO signals) to the device control unit to implement control of each of the devices on site, thereby ensuring safe and stable operation of the production system. The on-site equipment comprises a feeder, a belt conveyor, a pump, a grinder and the like.
Because the industrial control production system for handling the overhaul slag special items is configured in a non-redundant manner, when the intermediate communication link fails and a normal operation instruction cannot be transmitted to the equipment control unit, the system is in an out-of-control state. Use the utility model discloses, if one or more well accuse host computer detects communication failure, can't realize signal reception and operating command and issue, then show alarm information, staff's control emergency stop the control unit and generate the emergency stop signal, equipment control unit shuts down according to each equipment of received emergency stop signal control scene, treat the troubleshooting back, emergency stop the control unit resets, resume normal system operation to effectively prevent to lead to the emergence of safety in production accident because of communication failure, improved production system safe operation.
The communication failure alarm processing device can be further optimized or/and improved according to actual needs:
as shown in the attached figure 1, the system also comprises an alarm unit arranged on the site, and the alarm unit is connected with the equipment control unit.
In the technical scheme, the equipment control unit controls each piece of on-site equipment to stop according to the received emergency stop signal, and controls the alarm unit to give an alarm to prompt on-site workers; the alarm unit may be an AC220V audible and visual alarm.
As shown in fig. 1, the upper communication unit and the lower communication unit are both optical fiber boxes, each central control upper computer is connected with the upper communication unit through an optical fiber, the upper communication unit is connected with the lower communication unit through an optical fiber, and the lower communication unit is connected with the equipment control unit through an optical fiber.
According to the technical scheme, the upper communication unit and the lower communication unit are both optical fiber boxes, and each central control upper computer is communicated with the equipment control unit through optical fibers, so that the communication quality and the communication distance are guaranteed.
As shown in fig. 1, the emergency stop control unit is connected to the equipment control unit via a KVVP type shielded control cable.
As shown in fig. 1, the emergency stop control unit is a DC24V dry contact switch button, and the equipment control unit is a PLC.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (8)
1. A communication fault alarm processing device is characterized by comprising an upper communication unit, an emergency stop control unit and a plurality of central control upper computers which are arranged in a central control room, a lower communication unit and an equipment control unit which can control each on-site equipment which are arranged in a on-site control room, wherein each central control upper computer is connected with the upper communication unit, the upper communication unit is connected with the lower communication unit, and the lower communication unit and the emergency stop control unit are connected with the equipment control unit.
2. The communication failure alarm processing device according to claim 1, further comprising an alarm unit provided on site, the alarm unit being connected to the equipment control unit.
3. The communication failure alarm processing device according to claim 1 or 2, wherein the upper communication unit and the lower communication unit are both optical fiber boxes, each central control upper computer is connected with the upper communication unit through an optical fiber, the upper communication unit is connected with the lower communication unit through an optical fiber, and the lower communication unit is connected with the equipment control unit through an optical fiber.
4. The communication malfunction alert processing apparatus according to claim 1 or 2, characterized in that the emergency stop control unit communicates with the equipment control unit through a KVVP type shielded control cable.
5. The communication malfunction alert processing apparatus according to claim 3, wherein the scram control unit communicates with the device control unit through a KVVP type shielded control cable.
6. The communication malfunction alert processing apparatus according to claim 1, 2 or 5, wherein the emergency stop control unit is a DC24V dry contact switch button, and the device control unit is a PLC.
7. The communication malfunction alert processing apparatus of claim 3, wherein the scram control unit is a DC24V dry contact switch button, and the device control unit is a PLC.
8. The communication malfunction alert processing apparatus of claim 4, wherein the scram control unit is a DC24V dry contact switch button, and the device control unit is a PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022128669.2U CN213149542U (en) | 2020-09-25 | 2020-09-25 | Communication fault alarm processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022128669.2U CN213149542U (en) | 2020-09-25 | 2020-09-25 | Communication fault alarm processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213149542U true CN213149542U (en) | 2021-05-07 |
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ID=75719537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022128669.2U Active CN213149542U (en) | 2020-09-25 | 2020-09-25 | Communication fault alarm processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213149542U (en) |
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2020
- 2020-09-25 CN CN202022128669.2U patent/CN213149542U/en active Active
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