Wireless debugging system for RH refining equipment

Abstract

The utility model discloses a wireless debugging system for RH refining equipment, which is characterized in that an exclusive wireless network covers the periphery of the RH refining equipment, and the whole set of equipment is debugged on the site of the equipment after a mobile terminal is accessed to the wireless network. Potential safety hazards caused by video blind areas are avoided through on-site mobile terminal debugging, equipment operation data can be received in real time through the mobile terminal, on-site debugging personnel debug equipment more visually and efficiently, and the efficiency and safety of equipment debugging are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of steelmaking equipment, specifically relates to a kind of RH refining equipment wireless commissioning system. BACKGROUND

[0002] With the large-scale development of RH refining equipment, the processing capacity of molten steel per furnace is from dozens of tons to now hundreds of tons, and the size of refining equipment such as ladle car, jacking frame and vacuum tank is also increasing. The ladle car is located at zero plane, and the high-position stock bin is as high as 20 meters from the ground. The whole set of equipment is located on multiple platform layers, which causes difficulties in equipment commissioning. At present, the commissioning of RH refining equipment is carried out by commissioning personnel in the central control room through monitoring video and control software. Due to the compact installation of equipment, the platforms are more and the platform spacing is narrow, or the camera is blocked by dust, resulting in video blind area, which brings certain risk and safety hazard to remote commissioning of equipment, and even causes damage to equipment. UTILITARIAN CONTENT

[0003] The utility model aims to provide a kind of RH refining equipment wireless commissioning system, so that commissioning personnel can commission the whole set of RH refining equipment through handheld mobile commissioning equipment, and can observe the commissioning equipment at any time on the corresponding equipment platform. The commissioning personnel can more intuitively and efficiently commission the equipment, greatly improving the efficiency and safety of equipment commissioning.

[0004] The utility model aims to realize by the following technical means, a kind of RH refining equipment wireless commissioning system, comprising,

[0005] Parameter acquisition unit, electrically connected to each component of RH refining equipment, for reading the operating parameters of each component, and sending control instructions to each component;

[0006] Wireless network unit, comprising a plurality of wireless APs and a collection switch, the plurality of wireless APs are arranged around each RH refining equipment component, the parameter acquisition unit is accessed to the wireless network of wireless AP, and the plurality of wireless APs are connected to the same collection switch;

[0007] Control unit, electrically connected with the RH refining equipment component to be commissioned, also electrically connected with the collection switch, for receiving the data collected by the parameter acquisition unit sent through the wireless network unit, and sending control instructions to the parameter acquisition unit and each component of RH refining equipment through the wireless network unit.

[0008] The wireless network unit further comprises an AC controller, which is electrically connected with the collection switch, for managing the wireless APs accessed to the collection switch, issuing configuration and modifying configuration under different APs, and controlling external terminal equipment accessed.

[0009] The mobile terminal is in signal connection with the control unit, and is used for receiving operation parameters of each component of the RH refining equipment and issuing control instructions.

[0010] The coverage ranges of the plurality of wireless APs overlap with each other.

[0011] The aggregation switch is TL-SG2414F.

[0012] The control unit is a PLC controller.

[0013] The wireless AP is AP301.

[0014] The plurality of wireless APs access the same subnet.

[0015] The straight-line distance between the wireless APs is less than 50 meters.

[0016] The mobile terminal is a mobile phone or tablet computer handheld device with WIFI function.

[0017] The utility model discloses beneficial effects lie in: the exclusive wireless network is covered around the RH refining equipment, and after the mobile terminal is accessed to the wireless network, the whole set of equipment is debugged on the equipment site, compared with the debugging of remote in the central control room through the monitoring video and the regulation and control software, the safety hidden danger brought by the video blind area is avoided in the mobile terminal debugging on the spot, the equipment operation data can be received in real time through the mobile terminal, and the on -the -spot debugging personnel is more intuitive and efficient to the equipment debugging, and the efficiency and safety of equipment debugging are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a kind of RH refining equipment wireless debugging system composition schematic diagram;

[0019] Figure 2 It is a kind of RH refining equipment wireless debugging flow chart;

[0020] The utility model will be further explained in detail in connection with the drawings and examples. DETAILED DESCRIPTION

[0021] As Figure 1 And Figure 2 A kind of RH refining equipment wireless debugging system, including,

[0022] Parameter acquisition unit is electrically connected on each component of RH refining equipment, for reading the operation parameters of each component, and sending control instruction to each component;

[0023] Wireless network unit, including several wireless AP1 and convergence switch 2, the several wireless AP1 is arranged around each RH refining equipment component, parameter acquisition unit accesses to the wireless network of wireless AP1, the several wireless AP1 is connected to the same convergence switch 2;

[0024] Control unit, electrically connected with the RH refining equipment component to be debugged, also electrically connected with convergence switch 2, for receiving the data collected by parameter acquisition unit sent by wireless network unit, and sending control instruction to parameter acquisition unit and each component of RH refining equipment through wireless network unit.

[0025] RH refining equipment unit includes ladle car, jacking frame, hydraulic station, vacuum tank, bin and other equipment, which are all possible equipment components to be debugged.

[0026] Connect these components with the input and output interface of parameter acquisition unit or control unit (if connected directly with control unit, no data acquisition unit is needed), so that the control unit can directly or indirectly receive the operating parameters of each equipment through parameter acquisition unit, and send the debugging instruction to the corresponding equipment.

[0027] The straight-line distance between wireless AP1 is less than 50 meters 。

[0028] Each wireless AP1 provides a wireless hotspot, and the wireless AP1 access point supports 2.4GHz frequency band wireless application, the sensitivity conforms to 802.11n standard, and adopts double radio frequency output, each way maximum output is 600 milliwatt, the spherical coverage range is 50 meters in diameter, and can be superimposed between each other. By installing several wireless AP1 around the RH refining equipment, working cooperatively, the wireless network deployed in the area of the whole RH furnace refining equipment is ensured to be covered. Each wireless AP1 is connected to the same convergence switch, ensuring that all wireless AP1 access the same subnet. AC controller (i.e. wireless controller) is used to manage wireless AP and mobile terminal that can access wireless network in the whole RH furnace refining equipment area, prevent other equipment from accessing and interfering with equipment debugging. After AC controller accesses convergence switch, it can issue configuration, modify configuration to different AP, and control access terminal equipment.

[0029] The wireless network unit further includes AC controller 3, which is electrically connected with convergence switch 2, for managing wireless AP1 accessing convergence switch 2, issuing configuration, modifying configuration to different AP, and controlling external terminal equipment accessing.

[0030] It also includes mobile terminal, which is electrically connected with control unit, for receiving the operating parameters of each component of RH refining equipment, and issuing control instruction.

[0031] The mobile terminal is a mobile phone or tablet computer handheld device with WIFI function.

[0032] The device debugging software is installed on the above, and the device is sent to the debugging by inputting the specified device action debugging through the software interface, such as the forward / backward / stop of the ladle car, the lifting / lowering / stop of the hydraulic system, the staged start of the vacuum pump, the feeding of the silo, and the like.

[0033] The mobile terminal accesses the wireless network composed of a plurality of wireless AP1s, and the operator inputs the device debugging instruction in the mobile terminal, which is sent to the PLC controller 4 through the wireless network. The PLC controller 4 controls the device action after receiving the debugging instruction, and simultaneously receives the device running parameter in real time, and sends the device running parameter to the software interface of the mobile terminal through the wireless network, so as to facilitate the operator to view and understand the device running state in real time.

[0034] The coverage ranges of the plurality of wireless AP1s overlap with each other.

[0035] The plurality of wireless AP1s access the same subnet.

[0036] Each wireless AP1 is connected to the same aggregation switch 2, so as to ensure that all the wireless AP1s access the same subnet.

[0037] The control unit is the PLC controller 4, which is electrically connected with the device to be debugged and the aggregation switch 2. The PLC controller 4 can receive the device running parameter in real time and send the device debugging command input by the operator in the mobile terminal to the specified device.

[0038] The aggregation switch 2 is TL-SG2414F.

[0039] The control unit is the PLC controller 4.

[0040] The model of the wireless AP1 is AP301.

[0041] A plurality of wireless AP1s (1#AP2-3, 2#AP2-4, 3#AP2-5,..., n#AP2-n) of AP301 are installed around the RH refining device, the distance between every two AP301 wireless AP1s is less than 50 meters, and the wireless network formed by all the wireless AP1s ensures to cover the entire RH refining device.

[0042] All devices of the RH refining equipment are electrically connected with the PLC controller 4, all AP301 wireless AP1s are connected to the TL-SG2414F aggregation switch 2, the AC controller 3 of the AC100 is connected with the TL-SG2414F aggregation switch 2, the TL-SG2414F aggregation switch 2 is connected to the PLC controller 4, after all connections are completed, the device is powered on.

[0043] The mobile terminal selects a dell 7200 tablet computer, opens the dell 7200 tablet computer, connects to a wireless network, sets the IP address of each AP301 wireless AP1 through the setting interface of the AC controller 3 of the AC100, inputs the physical address of the mobile terminal allowed to access the wireless network in the device management interface to bind the device, the unbound mobile terminal cannot access the wireless network to operate the device, thereby improving the security and reliability of the mobile terminal debugging through the wireless network.

[0044] After all settings are completed, the mobile terminal dell 7200 tablet computer is opened and connected to the wireless network, the debugging interface is opened, and the debugging instructions are sent, such as the forward / backward / stop of the ladle car, the up / down / stop of the lifting hydraulic system, the staged start of the vacuum pump, the feeding / supplementing of the stock bin and other device action instructions, the debugging instructions are sent to the PLC controller 4 through the wireless network, the PLC controller 4 controls the corresponding device to act after receiving the debugging instructions, and sends the device running parameters and action completion instructions to the dell 7200 tablet computer through the wireless network, so that the operator can complete the debugging of the device.

[0045] The operator holds the mobile terminal and moves on the platform of the entire RH furnace refining equipment unit, sends the device debugging instructions while moving the position, observes the action of the entire set of equipment, and improves the debugging efficiency.

Claims

1. A wireless debugging system for RH refining equipment, characterized in that: include, The parameter acquisition unit is electrically connected to various components of the RH refining equipment. It is used to read the operating parameters of each component and send control commands to each component. The wireless network unit includes several wireless APs (1) and a aggregation switch (2). The several wireless APs (1) are set around each RH refining equipment component. The parameter acquisition unit is connected to the wireless network of the wireless APs (1). The several wireless APs (1) are all connected to the same aggregation switch (2). The control unit is electrically connected to the RH refining equipment component to be debugged and also electrically connected to the aggregation switch (2). It is used to receive data collected by the parameter acquisition unit via the wireless network unit and to send control commands to the parameter acquisition unit and various components of the RH refining equipment via the wireless network unit.

2. The wireless debugging system for RH refining equipment according to claim 1, characterized in that: The wireless network unit also includes an AC controller (3), which is electrically connected to the aggregation switch (2) and is used to manage the wireless APs (1) accessing the aggregation switch (2), issue configurations to different APs, modify configurations, and control the external terminal devices accessing the network.

3. The wireless debugging system for RH refining equipment according to claim 1, characterized in that: It also includes a mobile terminal, which is electrically connected to the control unit to receive operating parameters of various components of the RH refining equipment and issue control commands.

4. The wireless debugging system for RH refining equipment according to claim 1, characterized in that: The coverage areas of the aforementioned wireless APs (1) overlap.

5. The wireless debugging system for RH refining equipment according to claim 1, characterized in that: The aggregation switch (2) is TL-SG2414F.

6. The wireless debugging system for RH refining equipment according to claim 1, characterized in that: The control unit is a PLC controller (4).

7. The wireless debugging system for RH refining equipment according to claim 1, characterized in that: The wireless AP (1) is model AP301.

8. A wireless debugging system for RH refining equipment according to claim 1 or 4, characterized in that: The aforementioned wireless APs (1) are connected to the same subnet.

9. A wireless debugging system for RH refining equipment according to claim 1 or 4, characterized in that: The straight-line distance between wireless APs (1) is less than 50 meters.

10. A wireless debugging system for RH refining equipment according to claim 3, characterized in that: The mobile terminal is a handheld device such as a mobile phone or tablet computer with WIFI functionality.

Images