VOC gas environment-friendly online monitoring equipment and monitoring system

Abstract

The invention discloses VOC (volatile organic compound) gas environment-friendly on-line monitoring equipment and a VOC gas environment-friendly on-line monitoring system, and relates to the technical field of gas treatment, in particular to the VOC gas environment-friendly on-line monitoring equipment and the VOC gas environment-friendly on-line monitoring system, which comprise a VOC gas monitor and a purification treatment mechanism, and are characterized in that the purification treatment mechanism comprises a VOC gas purifier and a purification tank. According to the VOC gas environment-friendly online monitoring equipment and monitoring system, exhausted gas is monitored in real time through the VOC gas monitor, detected gas data are transmitted to the controller, the gas data are analyzed through the controller, and when VOC gas is detected in the gas, the controller opens an electromagnetic valve on a gas inlet pipe, so that the VOC gas is detected in the gas; and the control valve on the direct discharge pipe is closed, and the gas enters the VOC gas purifier through the gas inlet pipe for purification treatment, so that monitoring and purification of the VOC gas are realized.

Description

Technical Field

[0001] The present invention relates to the technical field of gas processing, and in particular to a VOC gas environmental protection online monitoring device and a monitoring system. Background Art

[0002] There are two main sources of VOC: fixed sources and mobile sources. Mobile sources mainly include exhaust gases from vehicles such as cars, ships and airplanes that use petroleum products as fuel; there are many types of fixed sources, mainly emissions from petrochemical processes and storage equipment, and various occasions where organic solvents are used, such as painting, printing, metal degreasing and degreasing, adhesives, pharmaceuticals, plastics and rubber processing, etc. Therefore, the monitoring and purification of VOC gases is of great significance.

[0003] At present, the method for monitoring VOC gas is to directly install the VOC gas detector on the fixed VOC gas exhaust pipe, and use the VOC gas detector to detect the VOC components in the exhaust gas in real time, so as to obtain gas data and realize monitoring. However, in the traditional monitoring process, if VOC components appear in the exhaust gas, only the data can be displayed, but the gas is still discharged normally. This results in the existing VOC gas monitoring equipment being very single in functionality, and its monitoring purpose is mainly to monitor and process VOC gas. Therefore, we propose a VOC gas environmental online monitoring equipment and monitoring system. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a VOC gas environmental online monitoring device and a monitoring system, which solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a VOC gas environmental online monitoring device and monitoring system, including a VOC gas monitor and a purification treatment mechanism, characterized in that the purification treatment mechanism includes a VOC gas purifier and a purification tank, the purification tank is located on the top of the VOC gas purifier and is fixedly connected thereto, a gas intake pipe is fixedly connected to one side of the VOC gas purifier, and a straight-discharge pipe is installed on the gas intake pipe, and a control valve is provided on the straight-discharge pipe,

[0006] A VOC gas monitor is installed on the top of the gas inlet pipe, and the inlet end of the VOC gas monitor is connected to the inner cavity of the gas inlet pipe. A controller is fixedly installed on the outside of the VOC gas purifier, and the VOC gas monitor is electrically connected to the controller.

[0007] Preferably, a motor 1 is fixedly installed at the bottom of the VOC gas purifier, a threaded rod is rotatably connected inside the VOC gas purifier, the output end of the motor 1 is fixedly connected to one end of the threaded rod, the outer side of the threaded rod is threadedly connected to a slider, a cleaning disc is rotatably connected inside the purification tank, a plurality of cleaning brushes are fixedly installed on the outer side of the cleaning disc, a gear ring is fixedly connected to the bottom of the cleaning disc, a tooth group is fixedly installed on the outer side of the gear ring, a circular ring is fixedly connected to the bottom of the gear ring, a circular groove is provided on the top of the slider, the circular ring cooperates with the circular groove, the threaded rod passes through the cleaning disc and cooperates with it, a mounting plate is fixedly installed on one side of the slider, a motor 2 is fixedly installed on the bottom of the mounting plate, a driving gear is rotatably connected to the top of the mounting plate, the output end of the motor 2 is fixedly connected to one end of the driving gear, and the driving gear is meshed with the tooth group.

[0008] Preferably, both ends of the inner wall of the VOC gas purifier are provided with limiting grooves, both ends of the slider are fixedly connected to limiting rods, the limiting rods are slidably connected to the limiting grooves, and the limiting grooves and the limiting rods cooperate so that the slider can only be lifted and lowered along the threaded rod.

[0009] Preferably, a motor three is fixedly installed on the top of the purification tank, a stirring roller is rotatably connected to the inside of the purification tank, a plurality of stirring paddles are fixedly connected to the outside of the stirring roller, and an output end of the motor three is fixedly connected to one end of the stirring roller. Through the cooperation of the stirring roller and the stirring paddle, the purified liquid and other liquids are mixed and stirred to be fully integrated, thereby improving the purification effect.

[0010] Preferably, a water pump is fixedly installed on the top of the VOC gas purifier, the input end of the water pump is fixedly connected to one end of the purification tank, a spray disc is rotatably connected inside the VOC gas purifier, the bottom of the spray disc is fixedly connected to one end of the threaded rod, a delivery pipe is fixedly installed inside the spray disc, the output end of the water pump is rotatably connected to the delivery pipe through a rotating joint, a cross connecting pipe is fixedly connected to the outside of the delivery pipe, a plurality of spray heads are fixedly installed on the bottom of the spray disc, the spray heads cooperate with the cross connecting pipe, and the purified liquid is evenly sprayed inside the VOC gas purifier through the arranged spray heads, thereby increasing the contact area and improving the purification effect.

[0011] Preferably, the top of the VOC gas purifier is fixedly connected to an exhaust pipe, an activated carbon filter plate is clamped inside the exhaust pipe, and the top of the activated carbon filter plate is fixedly connected to a hook, which is clamped to the exhaust pipe. The exhausted gas can be further filtered and purified by the clamped activated carbon filter plate, and the activated carbon filter plate can be replaced to ensure the filtering effect.

[0012] Preferably, a drain pipe is fixedly connected to the bottom of the VOC gas purifier, and solenoid valves are fixedly installed on the outsides of the drain pipe, exhaust pipe and gas inlet pipe. The solenoid valves are set to control the switching of the drain pipe, exhaust pipe and gas inlet pipe.

[0013] Preferably, a plurality of support legs are fixedly installed on the outer side of the VOC gas purifier, and the stability of the device during operation is ensured by the provided support legs.

[0014] Preferably, the solenoid valve, motor one, motor two, motor three and water pump are all electrically connected to the controller, and the controller is used to control the above structure, thereby facilitating the user to operate the device.

[0015] The present invention provides a VOC gas environmental protection online monitoring device and monitoring system, which has the following beneficial effects:

[0016] 1. The VOC gas environmental online monitoring equipment and monitoring system monitors the exhaust gas in real time through the VOC gas monitor, and transmits the detected gas data to the controller, and analyzes the gas data through the controller. When VOC gas is detected in the gas, the controller opens the solenoid valve on the gas inlet pipe and closes the control valve on the straight exhaust pipe. The gas enters the VOC gas purifier through the gas inlet pipe for purification. When no harmful components are detected in the gas, on the contrary, the solenoid valve on the gas inlet pipe is closed, and the control valve on the straight exhaust pipe is opened. The gas is directly discharged through the straight exhaust pipe, thereby realizing the monitoring and purification of VOC gas.

[0017] 2. The VOC gas environmental protection online monitoring equipment and monitoring system drives the threaded rod to operate through motor 1, and drives the slider to rise and fall along the threaded rod through the threaded rod, inserts the ring into the ring, so that the slider is rotatably connected with the cleaning disc, and drives the driving gear to operate through the set motor 2, and drives the tooth group to operate through the driving gear, thereby driving the cleaning disc to rotate, so that the impurities and reactants stuck on the inner wall of the VOC gas purifier are cleaned through multiple cleaning brushes on the outside of the cleaning disc, and the ring is driven to move synchronously through the movement of the slider, and then the cleaning disc is driven to move synchronously, so that the cleaning disc rotates and rises inside the VOC gas purifier, and the impurities and reactants stuck on the inner wall of the VOC gas purifier are fully cleaned, thereby improving the efficiency of gas and chemical agents.

[0018] 3. The VOC gas environmental online monitoring equipment and monitoring system, through the cooperation of the stirring roller and stirring paddle set inside the purification tank, mixes the purification liquid and other liquids in the purification tank, and transports it to the inside of the cross pipe through a water pump, and then transports it to the inside of the spray head to spray the gas inside the VOC gas purifier, and drives the spray disc to rotate through the rotation of the threaded rod, thereby increasing the contact area between the gas and the chemical agent and improving the purification efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the present invention;

[0020] Figure 2 is a side view of the present invention;

[0021] Figure 3 It is a cross-sectional view of the exhaust pipe of the present invention;

[0022] Figure 4 It is a cross-sectional view of the purification tank of the present invention;

[0023] Figure 5 It is a cross-sectional view of the VOC gas purifier of the present invention;

[0024] Figure 6 It is a cross-sectional view of the spray disc of the present invention;

[0025] Figure 7 This is a cross-sectional view of the cleaning disc of the present invention.

[0026] In the figure: 1. VOC gas purifier; 2. support leg; 3. gas inlet pipe; 4. sewage pipe; 5. exhaust pipe; 6. solenoid valve; 7. purification tank; 8. motor three; 9. controller; 10. water pump; 11. motor one; 12. activated carbon filter plate; 13. hook; 14. stirring roller; 15. stirring paddle; 16. cleaning disc; 17. threaded rod; 18. spray disc; 19. limit rod; 20. limit groove; 21. cross connecting pipe; 22. spray head; 23. delivery pipe; 24. cleaning brush; 25. gear ring; 26. tooth group; 27. ring; 28. slider; 29. ​​round groove; 30. motor two; 31. mounting plate; 32. drive gear; 33. straight pipe; 34. VOC gas monitor; 35. control valve. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0028] See also Figures 1 to 7The present invention provides a technical solution: a VOC gas environmental online monitoring device and monitoring system, including a VOC gas monitor 34 and a purification treatment mechanism, the purification treatment mechanism includes a VOC gas purifier 1 and a purification tank 7, the purification tank 7 is located on the top of the VOC gas purifier 1 and is fixedly connected thereto, a gas intake pipe 3 is fixedly connected to one side of the VOC gas purifier 1, and a straight-discharge pipe 33 is installed on the gas intake pipe 3, and a control valve 35 is provided on the straight-discharge pipe 33,

[0029] A VOC gas monitor 34 is installed on the top of the gas inlet pipe 3, and the gas inlet end of the VOC gas monitor 34 is connected to the inner cavity of the gas inlet pipe 3. A controller 9 is fixedly installed on the outside of the VOC gas purifier 1, and the VOC gas monitor is electrically connected to the controller 9.

[0030] A motor 11 is fixedly installed at the bottom of the VOC gas purifier 1, and a threaded rod 17 is rotatably connected inside the VOC gas purifier 1. The output end of the motor 11 is fixedly connected to one end of the threaded rod 17, and the threaded rod 17 is driven to operate by the motor 11. A slider 28 is threadedly connected to the outer side of the threaded rod 17, and the slider 28 is driven to move up and down through the threaded connection between the threaded rod 17 and the slider 28. A cleaning disc 16 is rotatably connected inside the purification tank 7, and a plurality of cleaning brushes 24 are fixedly installed on the outer side of the cleaning disc 16. Impurities and reactants adhering to the inner wall of the VOC gas purifier 1 are cleaned by the provided cleaning disc 16 and the cleaning brush 24. A gear ring 25 is fixedly connected to the bottom of the cleaning disc 16, and a tooth group 26 is fixedly installed on the outer side of the gear ring 25. A ring 27 is fixedly connected to the bottom of the gear ring 25, and a circular groove is provided on the top of the slider 28 29, the ring 27 cooperates with the circular groove 29, the threaded rod 17 penetrates the cleaning disc 16 and cooperates with it, a mounting plate 31 is fixedly installed on one side of the slider 28, a motor 2 30 is fixedly installed on the bottom of the mounting plate 31, and a driving gear 32 is rotatably connected to the top of the mounting plate 31, and the output end of the motor 2 30 is fixedly connected to one end of the driving gear 32, and the driving gear 32 is meshed with the tooth group 26. When the ring 27 is inserted into the circular groove 29, the cleaning disc 16 is rotatably connected to the slider 28, and the driving gear 32 is driven to operate by the set motor 2 30, and the tooth group 26 is driven to move by the meshing of the driving gear 32 and the tooth group 26, thereby driving the cleaning disc 16 to rotate, and then the cleaning disc 16 rotates and rises and falls inside the VOC gas purifier 1, so as to fully clean the impurities and reactants adhering to the inner wall of the VOC gas purifier 1 and improve the purification efficiency.

[0031] Limiting grooves 20 are provided at both ends of the inner wall of the VOC gas purifier 1, and both ends of the slider 28 are fixedly connected to the limiting rods 19, and the limiting rods 19 are slidably connected to the limiting grooves 20. The cooperation of the isomorphically arranged limiting rods 19 and the limiting grooves 20 enables the slider 28 to move up and down along the threaded rod 17.

[0032] A motor 3 8 is fixedly installed on the top of the purification tank 7, and a stirring roller 14 is rotatably connected to the inside of the purification tank 7. A plurality of stirring paddles 15 are fixedly connected to the outside of the stirring roller 14, and an output end of the motor 3 8 is fixedly connected to one end of the stirring roller 14. Through the cooperation of the provided stirring paddle 15 and the stirring roller 14, the purified liquid and the mixed liquid inside the purification tank 7 are stirred to make them mixed evenly, thereby improving the purification effect.

[0033] A water pump 10 is fixedly installed on the top of the VOC gas purifier 1, and the input end of the water pump 10 is fixedly connected to one end of the purification tank 7. A spray disc 18 is rotatably connected inside the VOC gas purifier 1, and the bottom of the spray disc 18 is fixedly connected to one end of the threaded rod 17. A delivery pipe 23 is fixedly installed inside the spray disc 18. The output end of the water pump 10 is rotatably connected to the delivery pipe 23 through a rotating joint, and a cross connecting pipe 21 is fixedly connected to the outside of the delivery pipe 23. A plurality of spray heads 22 are fixedly installed at the bottom of the spray disc 18, and the spray heads 22 cooperate with the cross connecting pipe 21. The mixed liquid inside the purification tank 7 is extracted by the water pump 10 and transported to the inside of the delivery pipe 23, and transmitted to the inside of the cross connecting pipe 21 through the delivery pipe 23, so that the liquid is transported to the inside of the spray head 22 through the cross connecting pipe 21, and the rotation of the threaded rod 17 drives the spray disc 18 to rotate, so that the gas inside the VOC gas purifier 1 is evenly sprayed, the contact area is increased, and the purification effect is further improved.

[0034] An exhaust pipe 5 is fixedly connected to the top of the VOC gas purifier 1, an activated carbon filter plate 12 is clamped inside the exhaust pipe 5, a hook 13 is fixedly connected to the top of the activated carbon filter plate 12, the hook 13 is clamped with the exhaust pipe 5, and the exhaust gas is filtered by the set activated carbon filter plate 12, thereby improving environmental protection, and the activated carbon filter plate 12 can be disassembled and replaced by clamping the set hook 13 with the exhaust pipe 5, thereby ensuring the filtering effect.

[0035] A sewage pipe 4 is fixedly connected to the bottom of the VOC gas purifier 1. Solenoid valves 6 are fixedly installed on the outside of the sewage pipe 4, the exhaust pipe 5 and the gas intake pipe 3. The switches of the sewage pipe 4, the exhaust pipe 5 and the gas intake pipe 3 are controlled by the provided solenoid valves 6, so as to facilitate the operation and control by the user. A plurality of support legs 2 are fixedly installed on the outside of the VOC gas purifier 1. The provided support legs 2 provide stability for the overall operation of the device.

[0036] The solenoid valve 6, motor 1 11, motor 2 30, motor 3 8 and water pump 10 are all electrically connected to the controller 9. The controller 9 is provided to control the above structures, thereby facilitating the user to control the operation of the device.

[0037] In summary, when the VOC gas environmental online monitoring equipment and monitoring system is used, the exhaust gas is monitored in real time through the VOC gas monitor 34, and the detected gas data is transmitted to the controller 9, and the gas data is analyzed by the controller 9. When VOC gas is detected in the gas, the controller 9 opens the solenoid valve 6 on the gas inlet pipe 3 and closes the control valve 35 on the straight exhaust pipe 33. The gas enters the VOC gas purifier 1 through the gas inlet pipe 3 for purification.

[0038] The gas enters the VOC gas purifier 1, and the purification liquid and the liquid required for purification are injected into the purification tank 7, the motor 3 8 is started, and the stirring roller 14 is driven by the motor 3 8 to operate, and the liquid in the purification tank 7 is fully mixed through the cooperation of the stirring roller 14 and the stirring paddle 15, and the mixed liquid is extracted by the water pump 10 and injected into the delivery pipe 23, and then transmitted to the cross connection pipe 21 through the delivery pipe 23 and finally transported to the spray head 22, and then the motor 11 is started by the controller 9, thereby driving the threaded rod 17 to operate, and the operation of the threaded rod 17 drives the spray disc 18 to operate, thereby increasing the gas and chemical The contact area of ​​the reagents is large, so as to fully treat the gas and the chemical reagents. During the treatment of the gas and the chemical reagents, some impurities and reactants will stick to the inside of the VOC gas purifier 1, so that the slider 28 is driven to move up and down through the operation of the threaded rod 17, and then the cleaning disc 16 is driven to move up and down, and the driving gear 32 is driven to operate through the operation of the driving gear 32, and the tooth group 26 is driven to operate through the operation of the driving gear 32, and then the cleaning disc 16 is driven to rotate, so that the cleaning disc 16 is lifted and rotated inside the VOC gas purifier 1, and the inner wall of the VOC gas purifier 1 is fully cleaned by the cleaning brush 24 provided on the outside of the cleaning disc 16.

[0039] When no harmful components are detected in the gas, on the contrary, the solenoid valve 6 on the gas inlet pipe 3 is closed, the control valve 35 on the straight discharge pipe 33 is opened, and the gas is directly discharged through the straight discharge pipe 33.

[0040] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0041] Secondly: In the drawings of the embodiments disclosed in the present invention, only the structures related to the embodiments disclosed in the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

[0042] Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A VOC gas environmental online monitoring device and monitoring system, comprising a VOC gas monitor (34) purification treatment mechanism, characterized in that: The purification treatment mechanism comprises a VOC gas purifier (1) and a purification tank (7), wherein the purification tank (7) is located on the top of the VOC gas purifier (1) and is fixedly connected thereto, a gas inlet pipe (3) is fixedly connected to one side of the VOC gas purifier (1), and a straight pipe (33) is installed on the gas inlet pipe (3), and a control valve (35) is provided on the straight pipe (33). A VOC gas monitor (34) is installed on the top of the gas inlet pipe (3), and the inlet end of the VOC gas monitor (34) is connected to the inner cavity of the gas inlet pipe (3). A controller (9) is fixedly installed on the outside of the VOC gas purifier (1), and the VOC gas monitor is electrically connected to the controller (9).

2. A VOC gas environmental online monitoring device and monitoring system according to claim 1, characterized in that: A motor (11) is fixedly mounted at the bottom of the VOC gas purifier (1); a threaded rod (17) is rotatably connected inside the VOC gas purifier (1); an output end of the motor (11) is fixedly connected to one end of the threaded rod (17); a slider (28) is threadedly connected to the outer side of the threaded rod (17); a cleaning disc (16) is rotatably connected inside the purification tank (7); a plurality of cleaning brushes (24) are fixedly mounted on the outer side of the cleaning disc (16); a gear ring (25) is fixedly mounted on the bottom of the cleaning disc (16); a tooth group (26) is fixedly mounted on the outer side of the gear ring (25); The bottom of the gear ring (25) is fixedly connected with a circular ring (27), the top of the slider (28) is provided with a circular groove (29), the circular ring (27) cooperates with the circular groove (29), the threaded rod (17) penetrates the cleaning disc (16) and cooperates with it, a mounting plate (31) is fixedly installed on one side of the slider (28), a motor 2 (30) is fixedly installed on the bottom of the mounting plate (31), a driving gear (32) is rotatably connected to the top of the mounting plate (31), the output end of the motor 2 (30) is fixedly connected to one end of the driving gear (32), and the driving gear (32) is meshingly connected with the tooth group (26).

3. A VOC gas environmental online monitoring device and monitoring system according to claim 1, characterized in that: Both ends of the inner wall of the VOC gas purifier (1) are provided with limiting grooves (20), both ends of the slider (28) are fixedly connected to limiting rods (19), and the limiting rods (19) are slidably connected to the limiting grooves (20).

4. A VOC gas environmental online monitoring device and monitoring system according to claim 1, characterized in that: A motor three (8) is fixedly mounted on the top of the purification tank (7), a stirring roller (14) is rotatably connected inside the purification tank (7), a plurality of stirring paddles (15) are fixedly connected to the outside of the stirring roller (14), and an output end of the motor three (8) is fixedly connected to one end of the stirring roller (14).

5. A VOC gas environmental online monitoring device and monitoring system according to claim 1, characterized in that: A water pump (10) is fixedly installed on the top of the VOC gas purifier (1), the input end of the water pump (10) is fixedly connected to one end of the purification tank (7), a spray disc (18) is rotatably connected inside the VOC gas purifier (1), the bottom of the spray disc (18) is fixedly connected to one end of a threaded rod (17), a delivery pipe (23) is fixedly installed inside the spray disc (18), the output end of the water pump (10) is rotatably connected to the delivery pipe (23) via a rotary joint, a cross connecting pipe (21) is fixedly connected to the outside of the delivery pipe (23), and a plurality of spray heads (22) are fixedly installed on the bottom of the spray disc (18), and the spray heads (22) cooperate with the cross connecting pipe (21).

6. A VOC gas environmental online monitoring device and monitoring system according to claim 1, characterized in that: The top of the VOC gas purifier (1) is fixedly connected to an exhaust pipe (5), an activated carbon filter plate (12) is clamped inside the exhaust pipe (5), and the top of the activated carbon filter plate (12) is fixedly connected to a hook (13), and the hook (13) is clamped to the exhaust pipe (5).

7. A VOC gas environmental online monitoring device and monitoring system according to claim 1, characterized in that: A sewage pipe (4) is fixedly connected to the bottom of the VOC gas purifier (1), and electromagnetic valves (6) are fixedly installed on the outer sides of the sewage pipe (4), the exhaust pipe (5) and the gas intake pipe (3).

8. The VOC gas environmental online monitoring device and monitoring system according to claim 1, characterized in that: A plurality of supporting legs (2) are fixedly mounted on the outer side of the VOC gas purifier (1).

9. A VOC gas environmental online monitoring device and monitoring system according to claim 6, characterized in that: The solenoid valve (6), motor one (11), motor two (30), motor three (8) and water pump (10) are all electrically connected to the controller (9).

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