Anti-corrosion process production line monitoring system

Abstract

The utility model discloses an anti-corrosion process production line monitoring system, an anti-corrosion process production line comprises a sand blasting room, a paint spraying room and a thermal spraying room which are arranged in sequence, and a compressor room and a sewage treatment unit respectively provide compressed air and sewage treatment for the sand blasting room, the paint spraying room and the thermal spraying room. A sand blasting PLC control cabinet, a paint spraying PLC control cabinet and a thermal spraying PLC control cabinet are respectively arranged in the sand blasting room, the paint spraying room and the thermal spraying room, the sand blasting PLC control cabinet, the paint spraying PLC control cabinet and the thermal spraying PLC control cabinet are in communication connection with a monitoring cabinet in a monitoring machine room through an access switch, and the monitoring cabinet is connected with an upper computer. Through the network architecture of the video monitoring system, the comprehensive monitoring system can comprehensively monitor the operation state of the anticorrosion process production line and the environmental safety, and carries out timely early warning and processing on unforeseen circumstances.

Description

TECHNICAL FIELD

[0001] The utility model relates to production line information technology field, especially a kind of anticorrosive process production line monitoring system. BACKGROUND

[0002] Metal structure anticorrosion treatment is an important link in industrial production, and common anticorrosion processes include sand blasting, paint spraying and thermal spraying, etc. These processes are usually carried out in an environment with explosion hazards, and a large amount of dust, flammable gas and other dangerous factors are generated during the production process. Figures 1-5 As shown in Fig. 1, the anticorrosion treatment process equipment of metal structure includes sand blasting house, paint spraying house, thermal spraying house, compressed air and sewage treatment, etc. In order to efficiently carry out metal anticorrosion treatment, a belt-type conveyor is used between sand blasting, paint spraying and thermal spraying. If a fault or a dangerous source occurs in one of the processes, the fault or the dangerous source may quickly spread to other processes along the conveyor belt if it is not handled in time. Therefore, it is particularly important to identify and warn the dangers of each process.

[0003] The current traditional metal anticorrosion process monitoring method has the following problems: 1. Many blind spots cannot be monitored, and the production area cannot be fully covered; 2. The running state of the equipment cannot be monitored in real time; 3. The monitoring means of environmental parameters (such as pressure difference and flammable gas concentration) is insufficient; 4. Each subsystem operates independently, and lacks a unified management platform; 5. The alarm mechanism is not perfect, and there are many safety hazards. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide an anticorrosion process production line monitoring system, which can comprehensively monitor the running state of the anticorrosion process production line and the environmental safety of the comprehensive monitoring system and timely warn and handle unexpected situations.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme:

[0006] An anticorrosion process production line monitoring system, the anticorrosion process production line includes sand blasting house (8), paint spraying house and thermal spraying house arranged in sequence, compressor house and sewage treatment unit respectively provide compressed air and sewage treatment for sand blasting house, paint spraying house and thermal spraying house, sand blasting PLC control cabinet, paint spraying PLC control cabinet and thermal spraying PLC control cabinet are respectively arranged in sand blasting house, paint spraying house and thermal spraying house, sand blasting PLC control cabinet, paint spraying PLC control cabinet and thermal spraying PLC control cabinet are communicated and connected with monitoring machine cabinet in monitoring machine room through access switch, and the monitoring machine cabinet is connected with upper computer.

[0007] The monitoring machine cabinet is provided with a collection switch connected with the access switch through optical fiber, and the collection switch is also connected with the server in the monitoring machine room.

[0008] The sand blasting room, the paint spraying room and the thermal spraying room are located in the anti-corrosion treatment workshop, and the camera devices are arranged in the sand blasting room, the paint spraying room and the thermal spraying room and on the inner wall of the anti-corrosion treatment workshop, the camera device in the sand blasting room, the paint spraying room and the thermal spraying room is used for taking images of a sand blasting, paint spraying and thermal spraying operation area, and the camera device on the inner wall of the anti-corrosion treatment workshop is used for taking images of a passageway between the sand blasting room, the paint spraying room and the thermal spraying room.

[0009] The camera device in the sand blasting room, the paint spraying room and the thermal spraying room is a blast-proof ball camera, and the camera device on the inner wall of the anti-corrosion treatment workshop is a gun camera, and the blast-proof ball camera and the gun camera are in communication connection with the access switch.

[0010] The air compressor room and the sewage treatment unit are respectively provided with an air compressor PLC control cabinet and a sewage treatment PLC control cabinet, and the air compressor PLC control cabinet and the sewage treatment PLC control cabinet are in communication connection with the monitoring machine room through the access switch.

[0011] The sand blasting room, the paint spraying room and the thermal spraying room are respectively provided with a differential pressure sensor which is electrically connected with an input terminal of a sand blasting PLC control cabinet, a paint spraying PLC control cabinet and a thermal spraying PLC control cabinet.

[0012] The paint spraying room is provided with a combustible gas concentration detector which is electrically connected with an input terminal of the paint spraying PLC control cabinet.

[0013] The monitoring cabinet is provided with a hard disk video recorder which is in communication connection with the access switch, and the hard disk video recorder is used for saving video images.

[0014] In the preferred scheme, the PCL controllers in the sand blasting PLC control cabinet, the paint spraying PLC control cabinet and the thermal spraying PLC control cabinet are respectively in communication connection with an access switch.

[0015] In the preferred scheme, the PCL controllers in the sand blasting PLC control cabinet, the paint spraying PLC control cabinet and the thermal spraying PLC control cabinet share an access switch.

[0016] The anti-corrosion process production line monitoring system has the following beneficial effects:

[0017] 1. The anti-corrosion process production line is monitored in all directions and without dead angle.

[0018] 2. The PLC I / O terminal signals of each process are connected to the monitoring system, so that each process can be monitored and controlled in real time.

[0019] 3. The environment parameters are monitored in real time, and the safety hidden danger is warned in time.

[0020] 4. The centralized management platform improves the monitoring efficiency and the management level.

[0021] 5. The modular design facilitates system maintenance and functional expansion. BRIEF DESCRIPTION OF DRAWINGS

[0022] The utility model will be further described below in combination with the drawings and embodiments:

[0023] Figure 1 It is the layout schematic view of the metal corrosion prevention process production line of the utility model;

[0024] Figure 2 It is the A-A schematic view of the utility model; Figure 1

[0025] Figure 3 It is the B-B schematic view of the utility model; Figure 1

[0026] Figure 4 It is the C-C schematic view of the utility model; Figure 1

[0027] Figure 5 It is the D-D schematic view of the utility model; Figure 1

[0028] Figure 6 It is the monitoring system structure schematic view of the utility model;

[0029] Figure 7 It is the monitoring system structure schematic view of the optimization.

[0030] In the drawing: vacuum sand suction machine 1, dust removal fan 1 2, filter cartridge dust collector 1 3, cyclone dust collector 1 4, sand spraying machine 5, dust ball separator 6, storage box 7, sand blasting room 8, high-pressure airless spraying machine 9, paint spraying room 10, thermal spraying room 11, dehumidifier 1 2, dehumidifier outdoor unit 1 3, dehumidifier outdoor unit 2 14, dehumidifier 2 15, electric arc spraying machine 16, bucket elevator 17, transverse belt conveyor 18, cyclone dust collector 2 19, longitudinal belt conveyor 20, filter cartridge dust collector 2 21, dust removal fan 2 22, circulating heating equipment 23, strong exhaust fan 24, activated carbon adsorption box 25, explosion-proof fan 26, compressor room 27, sewage treatment unit 28, sand blasting PLC control cabinet 29, paint spraying PLC control cabinet 30, corrosion treatment workshop 31, thermal spraying PLC control cabinet 32, air compressor PLC control cabinet 33, sewage treatment PLC control cabinet 34, monitoring machine room 35, monitoring machine cabinet 36, host computer 37, gun camera 38, access switch 39, explosion-proof ball camera 40, differential pressure sensor 41, combustible gas concentration detector 42, corrosion treatment workshop 43. DETAILED DESCRIPTION

[0031] Example 1:

[0032] As Figures 1-7 ​​​​As shown in the figure, a kind of anticorrosion process production line monitoring system, anticorrosion process production line includes sand blasting room 8, paint spraying room 10 and thermal spraying room 11 in turn, compressor room 27 and sewage treatment unit 28 respectively to sand blasting room 8, paint spraying room 10 and thermal spraying room 11 provide compressed air and sewage treatment, sand blasting room 8, paint spraying room 10 and thermal spraying room 11 respectively are equipped with sand blasting PLC control cabinet 29, paint spraying PLC control cabinet 30 and thermal spraying PLC control cabinet 32, sand blasting PLC control cabinet 29, paint spraying PLC control cabinet 30 and thermal spraying PLC control cabinet 32 are connected with monitoring machine cabinet 36 in monitoring machine room 35 by access switch 39, monitoring machine cabinet 36 is connected with host computer 37.

[0033] By access switch 39 and sand blasting PLC control cabinet 29, paint spraying PLC control cabinet 30 and thermal spraying PLC control cabinet 32 communication connection, it can read the I / O parameters of sand blasting, paint spraying and thermal spraying process by the PLC in control cabinet, monitoring machine room 35 is set in remote place or host computer 37 is set in remote place, monitoring machine cabinet 36 is connected with access switch 39 by optical fiber, can quickly read the parameters of each process and judge whether there is fault and safety hidden trouble factor, can be handled remotely.

[0034] The above-mentioned monitoring machine cabinet 36 is equipped with the collection switch connected with access switch 39 by optical fiber, and the server in monitoring machine room 35 is also connected with the collection switch.

[0035] Through the communication of collection switch, access switch 39 and the PLC controller of sand blasting PLC control cabinet 29, paint spraying PLC control cabinet 30 and thermal spraying PLC control cabinet 32, the data of each process is collected, and data transmission is carried out through optical fiber, to achieve high speed and high response effect.

[0036] The above-mentioned sand blasting room 8, paint spraying room 10 and thermal spraying room 11 are located in anticorrosion treatment workshop 43, and the inside of sand blasting room 8, paint spraying room 10 and thermal spraying room 11, and the inside wall of anticorrosion treatment workshop 43 are provided with camera devices, the camera devices in sand blasting room 8, paint spraying room 10 and thermal spraying room 11 are used for taking images of sand blasting, paint spraying and thermal spraying operation area, and the camera devices on the inside wall of anticorrosion treatment workshop 43 are used for taking images of passageway between sand blasting room 8, paint spraying room 10 and thermal spraying room 11.

[0037] The above-mentioned camera devices in sand blasting room 8, paint spraying room 10 and thermal spraying room 11 are explosion-proof ball type video cameras 40, and the camera devices on the inside wall of anticorrosion treatment workshop 43 are gun type video cameras 38, and the explosion-proof ball type video cameras 40 and gun type video cameras 38 are connected with access switch 39.

[0038] The compressor room 27 and the sewage treatment unit 28 are respectively equipped with an air compressor PLC control cabinet 33 and a sewage treatment PLC control cabinet 34. The air compressor PLC control cabinet 33 and the sewage treatment PLC control cabinet 34 are connected to the monitoring room 35 through the access switch 39.

[0039] Each of the aforementioned sandblasting room 8, paint spraying room 10, and thermal spraying room 11 is equipped with a differential pressure sensor 41, which is electrically connected to the input terminals of the sandblasting PLC control cabinet 29, paint spraying PLC control cabinet 30, and thermal spraying PLC control cabinet 32, respectively.

[0040] The spray booth 10 is equipped with a combustible gas concentration detector 42, which is electrically connected to the input terminal of the spray PLC control cabinet 30.

[0041] To ensure that dust from each process does not spread, dust removal fans are used to create negative pressure inside the sandblasting room 8, painting room 10, and thermal spraying room 11. Dust is collected, filtered, and exhausted through air ducts. Differential pressure sensor 41 checks the internal and external air pressure of the sandblasting, painting, and thermal spraying process rooms. If the PLC controller calculates that the negative pressure range exceeds the threshold or the negative pressure in a certain area exceeds the threshold, the data is transmitted to the monitoring room 35 through the access switch and an alarm is triggered. Processing instructions can be issued from the monitoring room 35 or the host computer 37.

[0042] The raw materials of the spray booth 10 are combustibles. The gas concentration is collected by the combustible gas concentration detector 42 and the data is converted by the PLC in the spray booth PLC control cabinet 30 to determine whether it exceeds the threshold. If the threshold is exceeded, the line is immediately stopped and the data is transmitted to the monitoring room 35 through the access switch and an alarm is triggered.

[0043] The aforementioned monitoring cabinet 36 is equipped with a hard disk recorder that is connected to the aggregation switch. The hard disk recorder is used to save video images.

[0044] In a preferred embodiment, the PLC controllers in the sandblasting PLC control cabinet 29, the painting PLC control cabinet 30, and the thermal spraying PLC control cabinet 32 ​​are each connected to an access switch 39.

[0045] like Figure 6 As shown, each process PLC for sandblasting, painting, and thermal spraying is connected to an access switch 39, which ensures fast and latency-free data transmission and is used for channel preemption.

[0046] In a preferred embodiment, the PLC controllers in the sandblasting PLC control cabinet 29, the painting PLC control cabinet 30, and the thermal spraying PLC control cabinet 32 ​​share a common access switch 39.

[0047] like Figure 7As shown in the middle, the sandblasting, paint spraying and thermal spraying each process PLC share one access switch 39, this way reduces the number of switches, but the switch interface is more than the former solution, the limited capacity of processing chip may appear channel congestion, but the cost will be reduced.

Claims

1. A corrosion protection process line monitoring system, characterized in that, The anticorrosion process production line comprises a sand blasting room (8), a paint spraying room (10) and a thermal spraying room (11) arranged in sequence, a compressor room (27) and a sewage treatment unit (28) for providing compressed air and sewage treatment for the sand blasting room (8), the paint spraying room (10) and the thermal spraying room (11), respectively, and a sand blasting PLC control cabinet (29), a paint spraying PLC control cabinet (30) and a thermal spraying PLC control cabinet (32) arranged in the sand blasting room (8), the paint spraying room (10) and the thermal spraying room (11), respectively, wherein the sand blasting PLC control cabinet (29), the paint spraying PLC control cabinet (30) and the thermal spraying PLC control cabinet (32) are communicatively connected with a monitoring cabinet (36) in a monitoring room (35) through an access switch (39), and the monitoring cabinet (36) is connected with an upper computer (37).

2. A corrosion control process line monitoring system according to claim 1, wherein, The monitoring cabinet (36) is provided with a collection switch communicatively connected with the access switch (39) through an optical fiber, and the collection switch is further connected with a server in the monitoring room (35).

3. A corrosion control process line monitoring system according to claim 2, wherein, The sand blasting room (8), the paint spraying room (10) and the thermal spraying room (11) are located in an anticorrosion treatment workshop (43), and a camera device is arranged in the sand blasting room (8), the paint spraying room (10) and the thermal spraying room (11) and on the inner wall of the anticorrosion treatment workshop (43), wherein the camera device in the sand blasting room (8), the paint spraying room (10) and the thermal spraying room (11) is used for taking images of a sand blasting, paint spraying and thermal spraying operation area, and the camera device on the inner wall of the anticorrosion treatment workshop (43) is used for taking images of a passageway between the sand blasting room (8), the paint spraying room (10) and the thermal spraying room (11).

4. A corrosion control process line monitoring system according to claim 3, wherein, The camera device in the sand blasting room (8), the paint spraying room (10) and the thermal spraying room (11) is a blast-proof ball camera (40), the camera device on the inner wall of the anticorrosion treatment workshop (43) is a gun camera (38), and the blast-proof ball camera (40) and the gun camera (38) are communicatively connected with the access switch (39).

5. A corrosion control process line monitoring system according to claim 4, wherein, The compressor room (27) and the sewage treatment unit (28) are respectively provided with an air compressor PLC control cabinet (33) and a sewage treatment PLC control cabinet (34), and the air compressor PLC control cabinet (33) and the sewage treatment PLC control cabinet (34) are communicatively connected with the monitoring room (35) through the access switch (39).

6. A corrosion control process line monitoring system according to claim 5, wherein, Each of the sand blasting room (8), the paint spraying room (10) and the thermal spraying room (11) is provided with a differential pressure sensor (41) electrically connected with an input terminal of the sand blasting PLC control cabinet (29), the paint spraying PLC control cabinet (30) and the thermal spraying PLC control cabinet (32), respectively. The paint spraying room (10) is provided with a combustible gas concentration detector (42) electrically connected with an input terminal of the paint spraying PLC control cabinet (30).

7. A corrosion control process line monitoring system according to claim 6, wherein, The monitoring cabinet (36) is provided with a hard disk video recorder communicatively connected with the collection switch, and the hard disk video recorder is used for saving video images.

8. A corrosion control process line monitoring system according to claim 7, wherein, The sand blasting PLC control cabinet (29), the paint spraying PLC control cabinet (30) and the thermal spraying PLC control cabinet (32) are each communicatively connected with an access switch (39).

9. A corrosion control process line monitoring system according to claim 8, wherein, The PCL controllers in the sand blasting PLC control cabinet (29), the paint spraying PLC control cabinet (30) and the thermal spraying PLC control cabinet (32) share one access switch (39).

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