Data safety device for on-demand ventilation and heat supply of high-altitude and high-cold mine

Abstract

The utility model discloses a data safety device for on-demand ventilation and heat supply of a high-altitude and high-cold mine. Comprising a frequency conversion fan (1) fixed at a ventilation well mouth and a footrill mouth, an air door (2) fixed at a branch of a ventilation roadway, waste heat recovery equipment (3) fixed at an air return well mouth and a roadway, electric heating equipment (4) fixed at an air inlet well mouth and the footrill mouth, and a temperature sensor (5) and an air speed sensor (6) which are arranged in a mine roadway and a shaft, the application server (8), the controller (9) and the industrial personal computer (10) are connected with the data security module (7); single-channel communication and risk isolation of the safety side and the edge side are strictly controlled, all equipment, control and information data integration are reliable and safe, on-demand ventilation and normal operation of a heat supply device are guaranteed, on-demand ventilation and heat supply are adjusted in real time for the underground environment, energy consumption is reduced, meanwhile, a safe and stable operation environment is provided, and the energy consumption is reduced. And the safety of underground operation in an extreme environment is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine environment control equipment technical field technical field, concretely relates to a kind of data security device of high-altitude high-cold mine on-demand ventilation heating. BACKGROUND

[0002] Mine underground mining must establish mine ventilation system and mine temperature regulating system to meet the working environment requirements of underground operating personnel.For example, the patent with publication number CN208885332U and the name of mine on-demand heating system discloses a system that determines the additional heating capacity according to the waste heat recovery amount and the preset heating plan to reduce energy waste;the patent with publication number CN205980886U and the name of a mine air return waste heat recovery and utilization system discloses a mine air return waste heat recycling system.

[0003] Due to the changeable environment of air temperature, air pressure and terrain in high-altitude high-cold mine, the existing system uses firewall for safety control, but the firewall is a multi-port control device for multiple ports, and the firewall is a general scene isolation device, which cannot be finely controlled according to the safety characteristics in the high-altitude high-cold mine on-demand ventilation and heating system, and there is a risk of attack and vulnerability, which causes poor stability of mine on-demand ventilation system, and when high-intensity air supply and heating are urgently needed, the on-demand ventilation and heating system does not respond timely, leading to suffocation or freezing, increasing the safety hazard;at the same time, there is a risk of data leakage or illegal access. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the deficiency of prior art, and provides a high-altitude high-cold mine dynamic ventilation and heating safety control device with simple structure, which can adjust the equipment working state of each working point on-demand ventilation on-demand heating in real time, has good stability, high safety, and prevents external attacks or data tampering from affecting stability and safety.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] A kind of data security device of high-altitude high-cold mine on-demand ventilation heating, including frequency conversion fan fixed in ventilation shaft mouth and flat adit mouth, air door fixed at ventilation roadway branch, waste heat recovery equipment fixed at air return shaft mouth and roadway, electric heating equipment fixed at air inlet shaft mouth and flat adit mouth, temperature sensor and wind speed sensor arranged in mine roadway and shaft, data security module, application server connected with data security module, controller and industrial computer;The data security module includes data processing device safety side, data processing device edge side and port single-to-single communication control device;The data processing device safety side is connected with data processing device edge side by one-way optical fiber channel, port single-to-single communication control device is connected in series in the middle, and only UDP protocol single-port communication is allowed;

[0007] The variable frequency fan, the air door, the waste heat recovery device and the electric heating device are respectively connected with the controller, and the temperature sensor and the air speed sensor are respectively connected with the data processing device on the safe side and connected with the controller;

[0008] The industrial computer is connected with the temperature sensor and the air speed sensor, and is connected with the variable frequency fan, the air door, the electric heating device and the waste heat recovery device.

[0009] Further, the controller comprises a variable frequency fan air door remote control unit, a waste heat recovery device remote control unit and an electric heating device remote control unit.

[0010] Further, the data security device further comprises a camera arranged above the variable frequency fan, the air door, the electric heating and the waste heat recovery device, and the camera uploads a video stream to the data processing device on the safe side through a network.

[0011] Further, the waste heat recovery device comprises a heat pump and a heat exchange pipe welded to the inner wall of a mine return air pipeline, and an insulation layer is arranged on the heat exchange pipe.

[0012] Further, the port single-to-single communication control device is an embedded hardware module, and only a UDP communication port with a port number of 5000 is opened.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The port single-to-single communication control device is arranged in the data security isolation module, only allows single port communication of the UDP protocol, the data processing device on the safe side carries out safety inspection and processing on the communication content and pushes to the data processing device on the edge side, meanwhile, blocks reverse data flow, the data processing device on the safe side has the functions of identifying data source and re-packaging and marking the approved data, ensures that only the data processing device on the edge side can be identified, realizes the reliability and safety of equipment, control and information data integration, ensures that the internal data of the device is isolated from external attack data, and ensures that the packaged data is in a non-plain text state, and the data leakage risk is eliminated.

[0015] 2. The port single-to-single communication control device adopts a one-way communication protocol, ensures the safety of the data processing device on the edge side, prevents external attacks or data tampering, and prevents other devices or personnel from connecting to the data processing device (edge side and safe side) through other ports to perform load overload attacks.

[0016] 3, The utility model discloses a temperature sensor and wind speed sensor are set up real -time collection mine under the environmental parameter (temperature and wind speed), and the dynamic data of environmental parameter is communicated to the data processing device safety side through local area network transmission, and the working condition of frequency conversion fan, air door, waste heat recovery equipment and electric heating equipment is controlled according to the demand instruction controller, and real -time adjustment ventilation and heating, reduce energy consumption, guarantee the mine under the operation safety under the extreme environment.

[0017] 4, The data processing device edge side of the utility model forwards data to application server, and application server builds the operation environment needed for information management system construction, and the device is only connected to application server, and application server provides data transmission. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The utility model discloses a structure schematic diagram and control principle diagram. DETAILED DESCRIPTION

[0019] Please see Figure 1 A kind of data security device of high-altitude high-cold mine on-demand ventilation heating, including frequency conversion fan 1 fixed in ventilation well mouth and flat adit mouth, air door 2 fixed in ventilation roadway branch, waste heat recovery equipment 3 fixed in return air well mouth and roadway, electric heating equipment 4 fixed in air intake well mouth and flat adit mouth, temperature sensor 5 and wind speed sensor 6 are set in mine roadway and shaft, data security module 7, application server 8 connected with data security module, controller 9 and industrial computer 10;The data security module includes data processing device safety side 71, data processing device edge side 72 and port single-to-single communication control device 73;The data processing device safety side is connected with data processing device edge through unidirectional fiber channel, and port single-to-single communication control device is connected in series in the middle, and only allows UDP protocol single-port communication;

[0020] The frequency conversion fan, air door, waste heat recovery equipment and electric heating equipment are electrically connected with the controller respectively, and the temperature sensor, wind speed sensor are communicated with the data processing device safety side and connected with the controller respectively;

[0021] The industrial computer is electrically connected with the temperature sensor and the wind speed sensor, and is connected with the variable frequency fan, the air door, the electric heating equipment and the waste heat recovery equipment. The data processing device (safe side) in the embodiment is composed of a CPU, a hard disk, a memory, a bus and a double network port, and is configured with a data processing core (safe side). The data processing device (safe side) communicates with a camera, a waste heat recovery remote control unit, an electric heating remote control unit and a variable frequency fan air door control unit through a communication network, collects and processes related environmental data, and communicates with a port single-to-single communication control device at the same time. The data processing device (safe side) adopts a UDP communication protocol, pushes data to the data processing device (edge side) through the port single-to-single communication control device, filters the data content when the data is transmitted in the reverse direction, and ensures the safety of the control side. The port single-to-single communication control device provides a data isolation function, and communicates with the data processing device (safe side) and the data processing device (edge side). The safe side and the edge side each reserve one port, and all other communication ports are closed. The data processing device (edge side) is composed of a CPU, a hard disk, a memory, a bus and a double network port, and is configured with a data processing core (edge side). The data processing device (edge side) communicates with an application server through a communication network, and communicates with the application server to exchange data. At the same time, the data processing device (edge side) communicates with the port single-to-single communication control device, adopts a UDP communication protocol, and receives the data pushed by the data processing device (safe side) through the port single-to-single communication control device. The application server is composed of a CPU, a hard disk, a memory and a bus, and is configured with a running system, a database, a data processing service and an IIS service. The application server communicates with the Internet through a communication network, provides a data background for the application, and communicates with the data processing device (edge side) to receive the data pushed by the data processing device (edge side).

[0022] The industrial computer in the embodiment is composed of a CPU, a hard disk, a memory and a bus, provides a device manual control interface, and enables a worker to check sensor data and device running states on an industrial computer interface, and to perform operations such as starting and adjusting the power of the device.

[0023] When the variable frequency fan air door, the waste heat recovery equipment and the electric heating equipment are arranged at a relatively long distance, the running efficiency is not affected. The controller includes a variable frequency fan air door remote control unit, a waste heat recovery equipment remote control unit and an electric heating equipment remote control unit, which respectively control the variable frequency fan air door, the waste heat recovery equipment and the electric heating equipment.

[0024] In order to further monitor the field environment and the running states of the devices, a camera 11 is arranged above the variable frequency fan, the air door, the electric heating equipment and the waste heat recovery equipment. The camera uploads video streams to the data processing device (safe side) through a network to monitor the field environment and the running states of the devices.

[0025] In order to prevent external multiple ports from being connected to the ports in the device (such as external millions of ports simultaneously sending messages to a port of the device to cause a load attack, which can cause the port of the device to be unable to process internal data and be paralyzed), the port single-to-single communication control device is set as an embedded hardware module, and only the UDP communication port with the port number 5000 is opened.

[0026] The working principle of the utility model is as follows:

[0027] By starting the device through the industrial computer, the temperature sensor and the wind speed sensor collect environmental data (temperature and wind speed) in real time, and transmit the real-time data of the environmental parameters to the data processing device safe side through local area network communication; after the data processing device safe side processes the data, the mine environmental parameters are adjusted in real time, and the controller controls the ventilation and heating operation state of the frequency conversion fan damper, the waste heat recovery equipment and the electric heating equipment according to the demand ventilation and heating, so that the energy consumption is reduced, and the mine operation under extreme environment is guaranteed; moreover, after the data processing device safe side cleans the data, the port single-to-single communication control device only allows single-port communication of the UDP protocol, blocks unauthorized data flow, and pushes to the data processing device edge side and the application server (the application server is an operating environment for building an information management system, and the device pushes data to the application server) through the unidirectional optical fiber, so that the data of the data processing device safe side and the data processing device edge side are isolated, and the reliability and safety of equipment, control and information data integration are realized.

[0028] The working mode of the utility model is as follows:

[0029] 1. The temperature sensor, the wind speed sensor, the camera, the frequency conversion fan, the damper, the waste heat recovery remote control unit, the electric heating remote control unit, the fan damper control unit, the industrial computer are connected to form a local area network, internal communication between the above devices is realized, and at the same time, the local area network is connected with the network port 1 of the data processing device (safe side), so that all data in the local area network can be transmitted to the data processing device (safe side);

[0030] 2. The network port 2 of the data processing device (safe side) is connected with the network port 1 of the data processing device (edge side) through the port single-to-single communication control device;

[0031] 3. The port single-to-single communication control device is configured to limit the single-port channel of the data processing device (safe side) and the single-port channel of the data processing device (edge side), and close all other communications to ensure unique single-channel communication;

[0032] 4. The data processing device (security side) occupies the unique single channel of the port one-to-one communication control device, preventing being occupied by external attacks; at the same time, the data transmitted to the data processing device (security side) is audited and repackaged, and is pushed to the data processing device (edge side) through the port one-to-one communication control device via the UDP protocol; for the anti-flow data of the port one-to-one communication control device unique single channel, the data processing device (security side) screens and monitors all anti-flow data, blocks or strictly controls the anti-flow data, ensuring the security of the security side;

[0033] 5. The data processing device (edge side) occupies the unique single channel of the port one-to-one communication control device, preventing being occupied by external attacks, and receives the data pushed by the data processing device (security side) and pushes the data to the application server; at the same time, it is ensured that no data is pushed to the data processing device (security side);

[0034] 6. The application server network port 1 is connected with the data processing device (edge side) network port 2, and obtains the data pushed by the data processing device (edge side);

[0035] 7. The application server network port 2 is connected with the Internet, and starts the IIS service to provide the back-end data service for the information system.

[0036] The above-described embodiments are only preferred modes of the present application, and do not limit the scope of the present application. Without departing from the design spirit of the present application, various modifications and improvements of the technical solutions of the present application made by those skilled in the art shall fall within the protection scope determined by the claims of the present application.

Claims

1. A data security device for on-demand ventilation and heating in high-altitude, cold-weather mines, characterized in that, The system includes a variable frequency fan (1) fixed at the ventilation shaft and adit entrance, a damper (2) fixed at the branch of the ventilation roadway, a waste heat recovery device (3) fixed at the return air shaft and roadway, an electric heating device (4) fixed at the intake air shaft and adit entrance, a temperature sensor (5) and a wind speed sensor (6) installed in the mine roadway and shaft, a data security module (7), an application server (8), a controller (9), and an industrial control computer (10) connected to the data security module; the data security module includes a data processing device security side (71), a data processing device edge side (72), and a port one-to-one communication control device (73); the data processing device security side is connected to the data processing device edge through a unidirectional fiber optic channel, with a port one-to-one communication control device connected in series in the middle, and only UDP protocol single-port communication is allowed; The variable frequency fan, damper, waste heat recovery equipment and electric heating equipment are electrically connected to the controller, and the temperature sensor and wind speed sensor are connected to the controller after communicating with the safety side of the data processing device. The industrial control computer is electrically connected to the temperature sensor and the wind speed sensor, and is also connected to the variable frequency fan, damper, electric heating equipment, and waste heat recovery equipment.

2. The data security device for on-demand ventilation and heating in high-altitude and cold-weather mines according to claim 1, characterized in that, The controller includes a remote control unit for the variable frequency fan damper, a remote control unit for the waste heat recovery equipment, and a remote control unit for the electric heating equipment.

3. The data security device for on-demand ventilation and heating in high-altitude, cold-weather mines according to claim 1, characterized in that, The data security device also includes a camera (11) installed above the variable frequency fan, damper, electric heating, and waste heat recovery equipment. The camera uploads the video stream to the security side of the data processing device via the network.

4. A data security device for on-demand ventilation and heating in high-altitude, cold-weather mines according to any one of claims 1 to 3, characterized in that, The waste heat recovery equipment includes a heat pump and a heat exchange pipe welded to the inner wall of the mine return air duct, with an insulation layer provided on the heat exchange pipe.

5. A data security device for on-demand ventilation and heating in high-altitude, cold-weather mines according to any one of claims 1 to 3, characterized in that, The port-to-one communication control device is an embedded hardware module that only opens the UDP communication port with port number 5000.

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