CN218917965U

CN218917965U - Remote monitoring system for environment of important machine room

Info

Publication number: CN218917965U
Application number: CN202223323214.1U
Authority: CN
Inventors: 夏伟敏; 张淼; 侯亚龙; 张瑞恒; 孙佳禾; 陈宁
Original assignee: State Grid Zhongxing Co ltd
Current assignee: State Grid Zhongxing Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-25
Anticipated expiration: 2032-12-12

Abstract

The remote monitoring system for the environment of the important machine room comprises a central controller, a temperature controller, a fan, a pressure controller, an alternating current contactor, a water pump, a pressure sensor and a touch screen, wherein the central controller is in bus control connection with the temperature controller in a power distribution room and the pressure controller in the water pump machine room through bus transmission; the temperature controller is connected with the temperature sensor, and collects temperature signals in the distribution room to realize start and stop control of a fan in the machine room; the pressure controller is connected with the pressure sensor to collect a water pipe pressure signal in the water pump room so as to realize the start and stop control of the water pump; the wireless terminal also comprises a network switch, wherein the network switch is in wireless connection with the central controller, and the terminal realizes signal wireless transmission with the central controller through the network switch. The system can meet the 24-hour multi-aspect real-time monitoring, realize an unattended management mode and improve the operation convenience and safety of equipment.

Description

Remote monitoring system for environment of important machine room

Technical Field

The utility model relates to a monitoring system, in particular to a remote monitoring system for an important machine room environment.

Background

In the prior art, engineering technicians cannot grasp environmental data in an important machine room (such as a power distribution room machine room, a water pump machine room and the like) in real time, so that maintenance treatment cannot be performed in time when the environment in the important machine room is abnormal, and therefore, an important machine room manager has to take a special duty for 24 hours to regularly patrol machine room equipment, thereby increasing the burden of the manager.

The problem that the control is behind and the automatic control function is not available in the traditional heat dissipation fan in the important computer lab, often adopt manual control heat dissipation fan work, when equipment is operated always and can cause the high temperature, because heat dissipation fan can not remote control, will lead to important computer lab can not in time open the fan and possibly make equipment overheat and cause the harm. Meanwhile, the control of the water pump room in the same building is behind and far away from the duty room, so that whether the equipment operation condition is normal or not can not be known in time, and the problem can not be solved in time. If the equipment is forgotten to be closed after going to work, not only can the resource waste be caused, but also major potential safety hazards can exist.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model designs an important machine room environment remote monitoring system, which has the following technical scheme:

important computer lab environment remote monitering system, including central controller, temperature controller, fan, pressure controller, alternating current contactor, water pump, pressure sensor, touch-sensitive screen, characterized by: the central controller is in bus control connection with a temperature controller in the power distribution room and a pressure controller in the water pump room through bus transmission; the temperature controller is connected with the temperature sensor, and collects temperature signals in the distribution room to realize start and stop control of a fan in the machine room; the pressure controller is connected with the pressure sensor to collect a water pipe pressure signal in the water pump room so as to realize the start and stop control of the water pump; the wireless terminal also comprises a network switch, wherein the network switch is in wireless connection with the central controller, and the terminal realizes signal wireless transmission with the central controller through the network switch.

Preferably, it is: the pressure sensor realizes the start-stop control of the water pump by controlling the alternating current contactor.

Preferably, it is: the system also comprises a touch screen, wherein the touch screen is connected with the central controller to realize the transmission of signals of the temperature of the distribution room and the pressure reference value of the water pipe in the water pump room.

Preferably, it is: the terminal comprises a mobile phone and a computer.

Preferably, it is: the wiring mode of the touch screen and the central controller is RS485, the power supply mode DC is 12V-24V, the input line is 1 path of network, and the output line is 4 paths of RS485.

Preferably, it is: the central controller comprises an expansion interface, wherein the expansion interface is 1-path RS485 input and 4-path relay passive contact output; the pressure controller is used for controlling the water pump of the water pump room and receiving signals of the pressure sensor, and comprises 1 path of analog input, 1 path of RS485 input, 4 paths of relay passive contact output and a power supply mode AC220V.

The beneficial effects are that:

important computer lab environment remote monitoring can satisfy 24 hours electricity distribution room and water pump computer lab real time monitoring, realizes unmanned on duty's management mode, promotes important computer lab security.

Drawings

Fig. 1 is a block diagram of a remote monitoring system for an important machine room environment in the present utility model.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Important computer lab environment remote monitering system, including central controller, temperature controller, fan, pressure controller, alternating current contactor, water pump, pressure sensor, touch-sensitive screen, characterized by: the central controller is in wireless communication with the power distribution room temperature controller and the water pump room pressure control through the wireless transmission module; the temperature controller collects temperature signals in the distribution room through a temperature sensor to realize start and stop control of the fan in the distribution room; the pressure controller collects water pipe pressure signals in the water pump machine room through the pressure sensor to realize start and stop control of the water pump. The pressure sensor realizes the start-stop control of the water pump by controlling the alternating current contactor. The touch screen is connected with the central controller to realize the transmission of control signals. The system also comprises a network switch, wherein the network switch is connected with the central controller, and the terminal realizes signal wireless transmission with the central controller through the network switch. The terminal comprises a mobile phone and a computer. The wiring mode of the touch screen and the central controller is RS485, the power supply mode DC is 12V-24V, the input line is 1 path of network, and the output line is 4 paths of RS485. The central controller comprises an expansion interface, wherein the expansion interface is 1-path RS485 input and 4-path relay passive contact output; the pressure controller is used for controlling the water pump of the water pump room and receiving signals of the pressure sensor, and comprises 1 path of analog input, 1 path of RS485 input, 4 paths of relay passive contact output and a power supply mode AC220V.

The temperature control principle of the room of the distribution room is as follows:

the central controller is connected with a temperature controller in the machine room through an RS485 bus. The central controller adopts the singlechip AT89C52, sets the upper limit value and the time of the temperature of different positions of the machine room through the touch screen, sends the set upper limit value of the temperature to the temperature controller in the machine room, and simultaneously receives the current temperature measured values of different machine room positions sent by the temperature controller in the machine room, and if the temperature controller in the machine room detects that the current temperature measured values of different measuring points of the machine room exceed the upper limit value, the temperature controller sends out a fan for starting the measuring position to work, and the starting process is that: and closing a relay I connected with a power supply, powering up a relay coil, and starting the fan 1 arranged at the measuring position. Similarly, temperature sensors arranged at different positions of the machine room transmit collected temperature signals to a temperature controller, and when the temperature controller detects that the temperature of the measuring point exceeds an upper limit value, a relay II is closed, and a fan II is started.

The temperature controller comprises a control module, a temperature sensor DS18B20 and a bus interface MAX487; the control module in the temperature controller also adopts a singlechip AT89C52, receives the upper limit value of the temperature sent by the central controller, measures the current temperature through a temperature sensor DS18B20 and sends the current temperature to the central controller.

The central controller and the temperature controller are respectively an AT89C52 singlechip, and the AT89C52 is provided with 32I/O ports, and 8KB Flash read-only program memory (ROM) capable of being repeatedly erased and written and 256B random access data memory (RAM) are contained. The crystal oscillator frequency of the singlechip is set to 11.0592MHz. The central controller adopts a query mode, and the temperature controller adopts an interrupt mode.

The control principle of the water pump pressure of the water pump room is as follows:

the central controller is connected with a pressure controller in the water pump room through an RS485 bus. The central controller sets the upper limit value and time of the water pressure in different pipelines in the water pump room through the touch screen, the set upper limit value of the water pressure is sent to the pressure controller, the central controller receives the water pressure measured values of different pipelines sent by the pressure controller in the water pump room at the same time, and if the pressure controller in the water pump room detects that the current pressure measured values of different pipeline measuring points exceed the upper limit value, the pressure controller sends out the water pump work for starting the measuring position, and the starting process is that: closing an alternating current contactor I connected with a power supply, powering on an alternating current contactor coil, and starting a water pump I arranged on a measuring pipeline to drain and reduce the pressure. Similarly, pressure sensors arranged in different pipelines in the water pump room transmit collected pipeline water pressure signals to a pressure controller, and when the pressure controller detects that the pressure of the pipeline at the measuring point exceeds the upper limit value, an alternating current contactor is closed, and the water pump II is started to drain and reduce the pressure.

The pressure controller comprises a control module, a pressure sensor and a bus interface MAX487; the control module can also adopt a singlechip AT89C52 or a PLC to receive the upper limit value of the pipeline water pressure sent by the central controller.

In addition, the touch screen can also realize wireless communication with the central controller through the network switch by adopting the terminal so as to realize the function and function of inputting control instructions by the touch screen, and the terminal can be a device terminal capable of wireless internet communication such as a computer, a mobile phone and the like.

In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The foregoing description is only of a preferred embodiment of the utility model, which can be practiced in many other ways than as described herein, so that the utility model is not limited to the specific implementations disclosed above. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model without departing from the technical solution of the present utility model still falls within the scope of the technical solution of the present utility model.

Claims

1. Important computer lab environment remote monitering system, including central controller, temperature controller, fan, pressure controller, alternating current contactor, water pump, pressure sensor, touch-sensitive screen, characterized by: the central controller is in bus control connection with a temperature controller in the power distribution room and a pressure controller in the water pump room through bus transmission; the temperature controller is connected with the temperature sensor, and collects temperature signals in the distribution room to realize start and stop control of a fan in the machine room; the pressure controller is connected with the pressure sensor to collect a water pipe pressure signal in the water pump room so as to realize the start and stop control of the water pump; the wireless terminal also comprises a network switch, wherein the network switch is in wireless connection with the central controller, and the terminal realizes signal wireless transmission with the central controller through the network switch.

2. The remote monitoring system for an important machine room environment according to claim 1, characterized in that: the pressure controller is electrically connected with the alternating current contactor, and the start and stop control of the water pump is realized by controlling the alternating current contactor.

3. The remote monitoring system for an important machine room environment according to claim 1, characterized in that: the intelligent water pump is characterized by further comprising a touch screen, wherein the touch screen is connected with the central controller, and control signals are sent through the touch screen to control the temperature of the distribution room and the pressure of a water pipe in a water pump room.

4. The remote monitoring system for an important machine room environment according to claim 1, characterized in that: the terminal comprises a mobile phone or a computer.

5. The remote monitoring system for an important machine room environment according to claim 3, wherein: the wiring mode of the touch screen and the central controller is RS485, the power supply mode DC is 12V-24V, the input line is 1 path of network, and the output line is 4 paths of RS485.

6. The remote monitoring system for an important machine room environment according to claim 1, characterized in that: the central controller comprises an expansion interface, wherein the expansion interface is 1-path RS485 input and 4-path relay passive contact output; the pressure controller is used for controlling the water pump of the water pump room and receiving signals of the pressure sensor, and comprises 1 path of analog input, 1 path of RS485 input, 4 paths of relay passive contact output and a power supply mode AC220V.