CN111804128A - A fast and efficient VOCs waste gas treatment equipment - Google Patents

Abstract

The invention discloses a fast and efficient VOCs waste gas treatment equipment, belonging to the technical field of waste gas treatment equipment; a fast and efficient VOCs waste gas treatment equipment, comprising an exhaust gas treatment tank, a support foot, a filter layer, an air intake pipe and a water injection pipe, and the The supporting feet are fixedly connected to the bottom surface of the waste gas treatment tank, the filter layer is fixedly installed inside the waste gas treatment tank, the air intake pipe and the water injection pipe are fixedly connected to the side wall of the waste gas treatment tank, and the air intake pipe is far away from the waste gas treatment tank. One end of the tank is connected with the aeration boiler, a stirring treatment device is installed inside the waste gas treatment tank, the water injection pipe is connected with a spray mechanism, and the spray mechanism is installed on the inner top of the waste gas treatment tank; the waste gas The treatment tank is also connected with an inspection and circulation mechanism; the present invention effectively solves the problems that the existing design of exhaust gas purification treatment is not effective, the exhaust gas treatment efficiency is low, and the exhaust gas is directly discharged without testing after treatment, and the environment will still be polluted if the treatment fails to meet the standard. .

Description

A fast and efficient VOCs waste gas treatment equipment

technical field

The invention relates to the technical field of waste gas treatment equipment, in particular to a fast and efficient VOCs waste gas treatment equipment.

Background technique

With the aggravation of environmental problems, people pay more and more attention to environmental problems and reduce or reduce environmental pollution in various ways; at present, inhalable particulate matter has become an important source of harm to air quality, while volatile organic compounds (VOCs) It is a major source of inhalable particulate matter; at present, VOCs mainly come from industrial production. In various occasions where organic solvents are used, such as painting, printing, metal degreasing and degreasing, adhesives, volatile organic compounds are always present. Polluting the air, in order to better protect the environment, it is necessary to design a fast and efficient VOCs waste gas treatment equipment.

At present, the structure design of common VOCs waste gas treatment equipment on the market is relatively simple, and there are problems of poor waste gas purification effect and low waste gas treatment efficiency. The treated exhaust gas will still pollute the environment.

SUMMARY OF THE INVENTION

1. The technical problem to be solved by the present invention

The object of the present invention is to provide a kind of fast and efficient VOCs waste gas treatment equipment, to solve the problem proposed in the above-mentioned background technology:

The existing design of exhaust gas purification treatment effect is not good, the exhaust gas treatment efficiency is low, and the exhaust gas is directly discharged without testing after treatment. If the treatment does not meet the standards, it will still pollute the environment.

2. Technical solutions

To achieve the above object, the present invention provides the following technical solutions:

A fast and efficient VOCs waste gas treatment equipment, comprising an waste gas treatment tank, a connection seat, a support foot, a filter layer, an air intake pipe and a water injection pipe, the connection seat is fixedly connected to the bottom end of the waste gas treatment tank, and the support foot is fixed Connected to the connection seat, the filter layer is fixedly installed inside the waste gas treatment tank, the air intake pipe and the water injection pipe are fixedly connected to the side wall of the waste gas treatment tank, and a stirring treatment device is installed inside the waste gas treatment tank. The water injection pipe is connected with the spray mechanism, the spray mechanism is installed on the inner top of the waste gas treatment tank, the spray mechanism is also connected with the stirring treatment device; the waste gas treatment tank is also connected with a test circulation mechanism.

Preferably, the stirring treatment device includes a servo motor, the servo motor is fixedly connected inside the waste gas treatment tank, the output shaft of the servo motor is fixedly connected with a first gear and a worm, and the first gear and the second gear are fixedly connected. meshing connection, the second gear is fixedly connected to the connecting rod, the connecting rod is rotatably connected to the connecting frame, the connecting frame is fixedly connected to the inner side wall of the waste gas treatment tank, the interior of the connecting rod is hollow, so The top end of the connecting rod is connected with a pipeline connector, the lower end side wall of the connecting rod is provided with a liquid seepage hole, the bottom end of the connecting rod is fixedly connected with a stirring blade, and the stirring blade is fixedly connected with an impurity adsorption net plate.

Preferably, the worm is meshed with the worm wheel, the worm wheel is rotatably connected to the connecting frame, the worm wheel is fixedly connected with a first fixing rod, the first fixing rod is rotatably connected with a linkage rod, and the linkage rod A second fixing rod is rotatably connected to one end away from the first fixing rod, and a limit gear is fixedly connected to the second fixing rod, and the limit gear is also rotatably installed on the connecting frame, and the connecting rod is also fixedly connected with A rotating rod, the limit gear is meshed and connected with the rotating rod.

Preferably, the spray mechanism includes an installation frame, the installation frame is fixedly connected to the inner wall of the waste gas treatment tank, and a spiral spray pipe is fixedly connected to the installation frame, and the spiral spray pipe penetrates through the installation frame and the injection nozzle. The water pipes are connected, the bottom of the spiral spray pipe is provided with a spray hole, the inside of the water injection pipe is also connected with a liquid injection pipe, and the bottom end of the liquid injection pipe is fixedly connected with the pipe connector at the top of the connecting rod.

Preferably, the inspection circulation mechanism includes a circulating air pump, the circulating air pump is fixedly connected to the top surface of the waste gas treatment tank, the circulating air pump is fixedly connected with an air suction pipe and an air outlet pipe, and the air suction pipe is connected to the exhaust gas. The treatment tank is communicated, the gas outlet pipe is fixedly connected with the gas detection device, the end of the gas detection device away from the waste gas treatment tank is fixedly connected with an intelligent two-way valve, and one end of the intelligent two-way valve is fixedly connected with a discharge pipe, so The other end of the intelligent two-way valve is fixedly connected with a circulating air conduit, and one end of the circulating air conduit away from the intelligent two-way valve is fixedly connected to the bottom end of the waste gas treatment tank.

3. Beneficial effects

(1) In the present invention, a filter layer is installed inside the exhaust gas treatment tank. When in use, VOCs exhaust gas enters the exhaust gas treatment tank from the intake pipe, and the intake pipe is arranged below the filter layer, and the exhaust gas enters the exhaust gas treatment tank. Add the mixture of waste gas treatment chemicals to the bottom of the waste gas treatment tank. A stirring treatment device is also installed in the waste gas treatment tank. When in use, start the servo motor of the stirring treatment device, and the servo motor drives the first gear and the worm to rotate. The gear is meshed with the second gear, and the second gear is fixedly connected to the connecting rod, so that the connecting rod can be driven to rotate, and the worm is meshed and connected with the worm wheel. The first fixed rod is rotated to drive the first fixed rod to rotate, the first fixed rod is rotatably connected with a linkage rod, the end of the linkage rod away from the first fixed rod is rotated and connected to the second fixed rod, and the second fixed rod is fixedly connected to the limit gear At the same time, the limit gear is meshed with the rotating rod, and the rotating rod is fixedly connected to the connecting rod. Cooperating with the driving of the limit gear by the rotating rod and the control of the limit gear by the linkage rod, the limit gear can only be within a certain angle range. At the same time, when the limit gear reciprocates within a certain angle, it will also generate a certain driving force on the connecting rod in the vertical direction, so that the connecting rod can be controlled to rotate in the vertical direction at the same time. Reciprocating motion is carried out, a stirring blade is fixedly connected to the bottom end of the connecting rod, and an impurity adsorption mesh plate is fixedly connected to the stirring blade. Using the above design, the stirring blade can be rotated in the waste gas treatment tank and the height can be changed in real time, thus It can make the VOCs waste gas and the treatment liquid in the waste gas treatment tank better agitated and mixed, and the impurity adsorption screen can effectively absorb the impurities in the VOCs waste gas and the flocs generated after reacting with the treatment liquid, etc., effectively solving the existing design of waste gas. The problems of poor purification treatment effect and low waste gas treatment efficiency;

(2) In the present invention, a spray mechanism is installed on the inner top of the waste gas treatment tank. During use, the washed and adsorbed waste gas floats upwards under the drive of the top inspection circulation mechanism, and is filtered and absorbed by the filter layer before being absorbed by the upper side. The further processing of the spray mechanism finally enters the inspection cycle mechanism. At this time, if the treated exhaust gas does not meet the emission standard, it enters the mixed treatment liquid of the exhaust gas treatment tank again through the inspection cycle mechanism. The shower mechanism is arranged above the waste gas treatment tank, and the present invention adopts the design of the spiral spray pipe, so that the spray work can be carried out more widely and evenly, and the waste gas can be treated better. The exhaust gas after washing, filtering and spraying enters the gas detection device under the action of the circulating air pump, and the gas detection device works. If the detection is qualified, the intelligent two-way valve controls the opening of the exhaust pipe, and the exhaust gas can be directly discharged or entered into the gas detection device. In the next treatment mechanism, if the detection fails, the intelligent two-way valve controls the opening of the circulating air duct, and the exhaust gas is reintroduced into the exhaust gas treatment tank for secondary absorption treatment. Using the above design, it can effectively solve the problem that the exhaust gas does not pass through after treatment. If the treatment is not up to standard, it will still pollute the environment; in addition, the water injection pipe of the present invention is also connected with a liquid injection pipe, and the user can directly inject the waste gas treatment agent into the stirring treatment through the liquid injection pipe. In the connecting rod of the device, the waste gas treatment agent is injected into the treatment liquid at the lower end of the waste gas treatment tank through the liquid seepage hole on the connecting rod. With the work of the stirring treatment device, the waste gas treatment agent and the mixed liquid can be more fully mixed. , which can also play a better exhaust gas treatment effect.

Description of drawings

1 is a schematic structural diagram of a fast and efficient VOCs waste gas treatment equipment proposed by the present invention;

2 is a schematic diagram of the explosion structure of a fast and efficient VOCs waste gas treatment equipment proposed by the present invention;

3 is a schematic structural diagram of a stirring treatment device of a fast and efficient VOCs waste gas treatment equipment proposed by the present invention;

FIG. 4 is an enlarged structural schematic diagram of part A in FIG. 3 of a fast and efficient VOCs waste gas treatment equipment proposed by the present invention;

5 is a schematic structural diagram of a spray mechanism of a fast and efficient VOCs waste gas treatment equipment proposed by the present invention;

FIG. 6 is a schematic structural diagram of the inspection cycle mechanism of a fast and efficient VOCs waste gas treatment equipment proposed by the present invention.

Description of the labels in the figure:

1. Waste gas treatment tank; 2. Connection seat; 3. Support foot; 4. Filter layer; 5. Intake pipe; 6. Water injection pipe; Outlet pipe; 704, gas detection device; 705, intelligent two-way valve; 706, discharge pipe; 707, circulating air conduit; 8, stirring processing device; 801, servo motor; 802, first gear; 803, worm; 804, 2nd gear; 805, connecting rod; 806, connecting frame; 807, pipe connector; 808, seepage hole; 809, stirring blade; 810, worm gear; 811, first fixing rod; 812, linkage rod; 813, first 2. Fixed rod; 814, limit gear; 815, rotating rod; 9, spray mechanism; 901, mounting frame; 902, spiral spray pipe; 903, liquid injection pipe.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1:

Please refer to Figure 1-4, a fast and efficient VOCs waste gas treatment equipment, including waste gas treatment tank 1, connection seat 2, support feet 3, filter layer 4, air intake pipe 5 and water injection pipe 6, the connection seat 2 is fixedly connected to the At the bottom end of the waste gas treatment tank 1, the supporting feet 3 are fixedly connected to the connection seat 2, the filter layer 4 is fixedly installed inside the waste gas treatment tank 1, the air intake pipe 5 and the water injection pipe 6 are fixedly connected to the side wall of the waste gas treatment tank 1, A stirring treatment device 8 is installed inside the waste gas treatment tank 1, and the water injection pipe 6 is connected with the spray mechanism 9, the spray mechanism 9 is installed on the inner top of the waste gas treatment tank 1, and the spray mechanism 9 is also connected with the stirring treatment device 8; A test circulation mechanism 7 is also connected to the waste gas treatment tank 1 .

The stirring treatment device 8 includes a servo motor 801, the servo motor 801 is fixedly connected inside the waste gas treatment tank 1, the output shaft of the servo motor 801 is fixedly connected with a first gear 802 and a worm 803, and the first gear 802 is meshed with the second gear 804. , the second gear 804 is fixedly connected to the connecting rod 805, the connecting rod 805 is rotatably connected to the connecting frame 806, the connecting frame 806 is fixedly connected to the inner wall of the waste gas treatment tank 1, the interior of the connecting rod 805 is hollow, and the The top end is connected with a pipe connector 807, the lower end side wall of the connecting rod 805 is provided with a liquid seepage hole 808, the bottom end of the connecting rod 805 is fixedly connected with a stirring blade 809, and the stirring blade 809 is fixedly connected with an impurity adsorption mesh plate.

The worm 803 is meshed with the worm wheel 810, the worm wheel 810 is rotatably connected to the connecting frame 806, the worm wheel 810 is fixedly connected with a first fixing rod 811, the first fixing rod 811 is rotatably connected with a linkage rod 812, and the linkage rod 812 is away from the first One end of the fixing rod 811 is rotatably connected with a second fixing rod 813, the second fixing rod 813 is fixedly connected with a limit gear 814, the limit gear 814 is also rotatably mounted on the connecting frame 806, and the connecting rod 805 is also fixedly connected with a rotating rod 815 , the limit gear 814 is meshed with the rotating rod 815 .

In the present invention, a filter layer 4 is installed inside the exhaust gas treatment tank 1. When in use, the VOCs exhaust gas enters the exhaust gas treatment tank 1 from the intake pipe 5. The intake pipe 5 is arranged below the filter layer 4, and the exhaust gas enters the exhaust gas treatment tank. After 1, it enters into the mixed solution with the waste gas treatment agent added under the waste gas treatment tank 1, and a stirring treatment device 8 is also installed in the waste gas treatment tank 1. When in use, start the servo motor 801 of the stirring treatment device 8, and the servo motor 801 The first gear 802 and the worm 803 are driven to rotate, the first gear 802 is meshed with the second gear 804, and the second gear 804 is fixedly connected to the connecting rod 805, so that the connecting rod 805 can be driven to rotate, and the worm 803 is meshed with the worm wheel 810. The worm wheel 810 is fixedly connected with a first fixing rod 811, the worm wheel 810 rotates under the driving of the worm 803, and then drives the first fixing rod 811 to rotate, and the first fixing rod 811 is rotatably connected with a linkage rod 812, and the linkage rod 812 The end away from the first fixed rod 811 is rotatably connected to the second fixed rod 813, and the second fixed rod 813 is fixedly connected to the limit gear 814, while the limit gear 814 is meshed with the rotating rod 815, and the rotating rod 815 is fixedly connected On the connecting rod 805, in cooperation with the driving of the limit gear 814 by the rotating rod 815 and the control of the limit gear 814 by the linkage rod 812, the limit gear 814 can only be rotated within a certain angle range. When reciprocating within a certain angle, a certain driving force will also be generated on the connecting rod 805 in the vertical direction, so that the connecting rod 805 can be controlled to reciprocate in the vertical direction while rotating. The bottom end of 805 is fixedly connected with a stirring blade 809, and the stirring blade 809 is fixedly connected with an impurity adsorption screen. Using the above design, it is realized that the stirring blade 809 can also change the height in real time while rotating in the waste gas treatment tank 1, so that the The VOCs waste gas and the treatment liquid in the waste gas treatment tank 1 are better stirred and mixed, and the impurity adsorption screen can effectively absorb the impurities in the VOCs waste gas and the flocs formed after reacting with the treatment liquid, which effectively solves the existing design of waste gas purification. The problem of poor treatment effect and low exhaust gas treatment efficiency.

Example 2:

Referring to FIGS. 5-6 , the difference in combination with the basis of Embodiment 1 is that the spray mechanism 9 includes an installation frame 901 , the installation frame 901 is fixedly connected to the inner wall of the waste gas treatment tank 1 , and the installation frame 901 is fixedly connected with a The spiral spray pipe 902 is connected to the water injection pipe 6 through the installation frame 901. The bottom of the spiral spray pipe 902 is provided with a spray hole, and the inside of the water injection pipe 6 is also connected with a liquid injection pipe 903. The bottom end of the pipe 903 is fixedly connected with the pipe connecting head 807 on the top end of the connecting rod 805 .

The inspection circulation mechanism 7 includes a circulating air pump 701, which is fixedly connected to the top surface of the waste gas treatment tank 1, and the circulating air pump 701 is fixedly connected with a suction pipe 702 and an air outlet pipe 703, and the suction pipe 702 is connected with the waste gas treatment tank 1. Connected, the gas outlet pipe 703 is fixedly connected with the gas detection device 704, one end of the gas detection device 704 away from the waste gas treatment tank 1 is fixedly connected with an intelligent two-way valve 705, and one end of the intelligent two-way valve 705 is fixedly connected with a discharge pipe 706, the intelligent double A circulating air conduit 707 is fixedly connected to the other end of the through valve 705 , and one end of the circulating air conduit 707 away from the intelligent two-way valve 705 is fixedly connected to the bottom end of the waste gas treatment tank 1 .

In the present invention, a spray mechanism 9 is installed on the inner top of the waste gas treatment tank 1. During use, the washed and adsorbed waste gas is driven by the top inspection circulation mechanism 7, and floats upward, and is filtered and absorbed by the filter layer 4 before being subjected to The further processing of the upper spray mechanism 9 finally enters the inspection circulation mechanism 7. If the treated exhaust gas does not meet the emission standard at this time, it will enter the mixed treatment liquid of the exhaust gas treatment tank 1 again through the inspection circulation mechanism 7. , the spray mechanism 9 of the present invention is arranged above the waste gas treatment tank 1, and the present invention adopts the design of the spiral spray pipe 902, so that the spray work can be carried out more widely and evenly, and the waste gas can be treated better. By setting the inspection cycle mechanism 7, the exhaust gas that has been washed, filtered and sprayed enters the gas detection device 704 under the action of the circulating air pump 701, and the gas detection device 704 works. If the test is qualified, the intelligent two-way valve 705 controls the opening of the exhaust pipe 706, and the exhaust gas can be directly discharged or entered into the next processing mechanism. If the detection is unqualified, the intelligent two-way valve 705 controls the opening of the circulating air conduit 707, and the exhaust gas is re-introduced into the exhaust gas treatment tank 1, and the process is carried out. The secondary absorption treatment, using the above design, effectively solves the problem that the waste gas is directly discharged without being detected after treatment, and if the treatment is not up to standard, it will still pollute the environment; in addition, the water injection pipe 6 of the present invention is also connected with a liquid injection Pipe 903, the user can directly inject the waste gas treatment agent into the connecting rod 805 of the stirring treatment device 8 through the liquid injection pipe 903, and then inject the waste gas treatment agent into the exhaust gas treatment tank 1 through the liquid seepage hole 808 on the connecting rod 805. In the treatment liquid at the lower end, with the work of the stirring treatment device 8, the waste gas treatment agent and the mixed liquid can be more fully mixed, so that a better waste gas treatment effect can also be achieved.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the improved concept thereof shall be included within the protection scope of the present invention.

Claims (5)

1. A fast and efficient VOCs exhaust gas treatment equipment, including an exhaust gas treatment tank (1), a connecting seat (2), a supporting foot (3), a filter layer (4), an air intake pipe (5) and a water injection pipe (6) , characterized in that: the connecting seat (2) is fixedly connected to the bottom end of the waste gas treatment tank (1), the supporting feet (3) are fixedly connected to the connecting seat (2), and the filter layer (4) is fixed Installed inside the exhaust gas treatment tank (1), the air intake pipe (5) and the water injection pipe (6) are fixedly connected to the side wall of the exhaust gas treatment tank (1), and a stirring treatment tank is installed inside the exhaust gas treatment tank (1). The device (8), the water injection pipe (6) is connected with the spray mechanism (9), the spray mechanism (9) is installed on the inner top of the waste gas treatment tank (1), the spray mechanism (9) It is also connected with the stirring treatment device (8); the waste gas treatment tank (1) is also connected with a test circulation mechanism (7). 2. A fast and efficient VOCs waste gas treatment equipment according to claim 1, characterized in that: the stirring treatment device (8) comprises a servo motor (801), and the servo motor (801) is fixedly connected to the waste gas treatment device Inside the tank (1), a first gear (802) and a worm (803) are fixedly connected to the output shaft of the servo motor (801), and the first gear (802) is meshed with the second gear (804), The second gear (804) is connected with a connecting rod (805), a connecting frame (806) is also fixedly connected to the inner side wall of the exhaust gas treatment tank (1), and the connecting rod (805) is rotatably connected to the connecting rod (805). On the rack (806), the interior of the connecting rod (805) is hollow, the top end of the connecting rod (805) is connected with a pipe connector (807), and the side wall of the lower end of the connecting rod (805) is provided with a seepage A liquid hole (808), a stirring blade (809) is fixedly connected to the bottom end of the connecting rod (805), and an impurity adsorption screen is fixedly connected to the stirring blade (809). 3. A fast and efficient VOCs waste gas treatment equipment according to claim 2, characterized in that: the worm (803) is meshed and connected to the worm wheel (810), and the worm wheel (810) is rotatably connected to the connecting frame (806). ), a first fixing rod (811) is fixedly connected to the worm wheel (810), a linkage rod (812) is rotatably connected to the first fixing rod (811), and the linkage rod (812) is far away from the One end of a fixed rod (811) is rotatably connected to a second fixed rod (813), the second fixed rod (813) is fixedly connected with a limit gear (814), and the limit gear (814) is also rotatably installed on the connection On the frame (806), a rotating rod (815) is also fixedly connected to the connecting rod (805), and the limiting gear (814) is meshed and connected with the rotating rod (815). 4. A fast and efficient VOCs waste gas treatment equipment according to claim 2, characterized in that: the spray mechanism (9) comprises a mounting frame (901), the mounting frame (901) and the waste gas treatment tank The inner wall of (1) is fixedly connected, the mounting bracket (901) is fixedly connected with a spiral spray pipe (902), and the spiral spray pipe (902) penetrates the mounting bracket (901) and communicates with the water injection pipe (6). , the bottom of the spiral spray pipe (902) is provided with a spray hole, the inside of the water injection pipe (6) is also connected with a liquid injection pipe (903), and the bottom end of the liquid injection pipe (903) is connected to The pipe connector (807) at the top of the rod (805) is fixedly connected. 5. A fast and efficient VOCs waste gas treatment equipment according to claim 1, characterized in that: the inspection circulation mechanism (7) comprises a circulating air pump (701), and the circulating air pump (701) is fixedly connected to the exhaust gas On the top surface of the treatment tank (1), a suction pipe (702) and an air outlet pipe (703) are fixedly connected to the circulating air pump (701), and the suction pipe (702) is connected to the waste gas treatment tank (1) The gas outlet pipe (703) is fixedly connected to the gas detection device (704), and an intelligent two-way valve (705) is fixedly connected to the end of the gas detection device (704) away from the waste gas treatment tank (1). One end of the two-way valve (705) is fixedly connected with a discharge pipe (706), and the other end of the intelligent two-way valve (705) is fixedly connected with a circulating air conduit (707), and the circulating air conduit (707) is far from the intelligent dual One end of the through valve (705) is fixedly connected to the bottom end of the waste gas treatment tank (1).

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