CN213556163U

CN213556163U - VOCs organic waste gas treatment equipment

Info

Publication number: CN213556163U
Application number: CN202022400870.1U
Authority: CN
Inventors: 张永
Original assignee: Shanghai Xuanfeng Industrial Group Co ltd
Current assignee: Shanghai Xuanfeng Industrial Group Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-06-29
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a VOCs organic waste gas treatment facility, comprising a base plate, the welding of bottom plate top outer wall one side has the case that sprays, it is provided with the intake pipe to spray case one side, it has the water tank to spray case top outer wall welding, the water tank is close to intake pipe one side and is provided with the water pipe, the force pump is installed to the water pipe, the water pipe end-to-end connection has the collector pipe, the collector pipe bottom is provided with the atomizer that the equidistance distributes, it has the dirty net that separates to spray incasement wall sliding connection, it has the rose box to spray the bottom of the case portion to keep away from. The utility model discloses in, the atomizer gets rid of the large granule dust impurity in with waste gas, sprays waste water and recycles, resources are saved, and drying net cage gets rid of moisture, and the plate electrode carries out the electrolytic adsorption to waste gas, filters remaining harmful substance in the gas washing case to waste gas, and the adsorption tank adsorbs the back with waste gas and discharges, easy operation, and exhaust-gas treatment is safer.

Description

VOCs organic waste gas treatment equipment

Technical Field

The utility model relates to a waste gas treatment equipment technical field especially relates to VOCs organic waste gas treatment equipment.

Background

With the increasing environmental problems, people pay more and more attention to the environmental problems and reduce or reduce the environmental pollution through various ways. Currently, inhalable particles have become an important source of air quality hazard, and Volatile Organic Compounds (VOCs) are a large source of inhalable particles. At present, VOCs are mainly derived from industrial production, and volatile organic compounds are constantly polluting the air in various applications where organic solvents are used, such as painting, printing, metal degreasing and degreasing, adhesives. In order to maintain the air quality in the environment, methods such as condensation method, UV photocatalysis, catalytic oxidation, etc. are used to remove volatile organic compounds. However, most of the above methods have problems of low treatment efficiency, high use cost and large amount of residual volatile organic compounds, and some methods for treating the contaminated gas may cause secondary pollution. The processing limitations of existing processing systems and methods are difficult to accommodate for the ever-increasing emission standard requirements.

Chinese patent (application number: 201620649516.3) proposes 'VOCs organic waste gas treatment equipment', which ensures the optimal temperature of catalytic combustion by arranging a temperature detection device, so that the catalytic combustion reaction is more thorough, but does not consider that harmful substances in organic waste gas can generate certain harmful gases during combustion, so that secondary pollution can be caused, the catalytic combustion risk is higher, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing VOCs organic waste gas treatment equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

VOCs organic waste gas treatment equipment comprises a bottom plate, wherein a spraying box is welded on one side of the outer wall of the top of the bottom plate, an air inlet pipe is arranged on one side of the spraying box, a water tank is welded on the outer wall of the top of the spraying box, a water pipe is arranged on one side of the water tank close to the air inlet pipe, a pressure pump is installed on the water pipe, a water collecting pipe is connected to the tail end of the water pipe, atomizing nozzles distributed at equal intervals are arranged on the bottom of the water collecting pipe, a sewage isolating net is connected to the inner wall of the spraying box in a sliding mode, a filter box is welded on one side of the bottom of the spraying box, which is far away from the water inlet pipe, a connecting pipe which is led into the interior of the filter box is arranged on the outer wall of the spraying box, a water pump is installed at the, the top of the dust removal box is connected with an electric telescopic rod through a bolt, the bottom of the electric telescopic rod is welded with a mounting plate, the outer wall of the bottom of the mounting plate is connected with a motor through a bolt, an output shaft of the motor is connected with a rotating shaft, the outer wall of the rotating shaft is welded with a connecting rod, the tail end of the connecting rod is welded with a cleaning brush, the inner wall of the dust removal box is provided with an electrode plate, a dust collection bin is arranged below the electrode plate, the dust removal box is provided with an exhaust pipe close to the outer wall, the exhaust pipe is provided with an air suction pump, the exhaust pipe is provided with a one-way air inlet valve, the tail end of the exhaust pipe is connected with a gas washing box, the gas washing box is internally filled with a sodium hydroxide concentrated solution, the top of the gas, the inner wall of the gas washing box is welded with a sodium hydroxide concentration detector, and the outer wall of the gas washing box is connected with a prompt lamp through a bolt.

Preferably, the electrode plate comprises a positive electrode plate and a negative electrode plate, and the positive electrode plate and the negative electrode plate are respectively positioned on the inner walls of the two sides of the dust removal box.

Preferably, the sodium hydroxide concentration detector is connected with a controller through a lead, and the controller is connected with the prompting lamp through a lead.

Preferably, the spraying box and the dust removal box are provided with slots respectively, the slots are matched with the dirt separation net and the dust collection bin respectively, and the inner walls of the slots are provided with sealing gaskets.

Preferably, the inner wall of the gas transmission groove is provided with a sliding groove, the outer wall of the drying net cage is provided with a sliding block, and the sliding block is connected with the inner wall of the sliding groove in a sliding mode.

Preferably, the motor is provided with a protective cover, and radiating holes distributed at equal intervals are formed in the outer wall of the protective cover.

Preferably, the outer walls of the spraying box, the water tank, the dust removal box and the gas washing box are provided with observation windows.

The utility model has the advantages that:

1. in the utility model, organic waste gas enters the spraying box through the air inlet pipe, at the moment, the atomizing nozzle sprays water in the water box under the action of the pressure pump to form water mist, large-particle dust impurities in the waste gas are removed, and the sprayed waste water is recycled after being filtered by the filter box, thereby saving resources;

2. the waste gas treated by the spraying box is dried by a drying net cage in the gas transmission groove to remove moisture in the waste gas, the electrode plate carries out electrolytic adsorption on the waste gas to remove particles in the waste gas, and the cleaning brush is driven by the motor to clean dust and impurities attached to the electrode plate so as to prevent the electrolytic effect from being influenced by excessive accumulation of the impurities on the electrode plate;

3. the concentrated solution of sodium hydroxide in the gas washing case filters remaining harmful substance in to waste gas, and the waste gas after the adsorption tank will wash adsorbs once more and filters the back and discharges, and sodium hydroxide concentration detection appearance monitors the concentrated solution of sodium hydroxide, and when solution need be changed, controller control warning light suggests, prevents that sodium hydroxide solution concentration from crossing low influence gas washing effect, compares in traditional device, easy operation, and convenient to use, and exhaust-gas treatment is safer.

Drawings

Fig. 1 is a schematic sectional structure view of a VOCs organic waste gas treatment apparatus provided by the present invention;

fig. 2 is a schematic view of a cross-sectional structure of a spray box of the VOCs organic waste gas treatment equipment provided by the present invention;

fig. 3 is the utility model provides a VOCs organic waste gas treatment facility's positive structural schematic.

In the figure: 1 spray box, 2 water tanks, 3 pressure pumps, 4 atomizer, 5 dirt separating nets, 6 filter boxes, 7 gas transmission grooves, 8 drying net cages, 9 dust removal boxes, 10 filter screens, 11 electric telescopic rods, 12 motors, 13 cleaning brushes, 14 electrode plates, 15 dust collection bins, 16 air pumps, 17 gas washing boxes, 18 adsorption boxes, 19 exhaust fans, 20 sodium hydroxide concentration detectors and 21 prompting lamps.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the equipment for treating the organic waste gas containing VOCs comprises a bottom plate, wherein a spray box 1 is welded on one side of the outer wall of the top of the bottom plate, an air inlet pipe is arranged on one side of the spray box 1, a water tank 2 is welded on the outer wall of the top of the spray box 1, a water pipe is arranged on one side of the water tank 2 close to the air inlet pipe, a pressure pump 3 is arranged on the water pipe, a water collecting pipe is connected to the tail end of the water pipe, atomizing nozzles 4 distributed at equal intervals are arranged at the bottom of the water collecting pipe, the atomizing nozzles 4 spray water in the water tank 2 under the action of the pressure pump 3 to form water mist, large-particle dust impurities in the waste gas are removed, a dirt isolating net 5 is connected to the inner wall of the spray box 1 in a sliding manner, a filter box 6 is arranged on one side of the bottom, and the inner wall of the gas transmission groove 7 is connected with a drying net box 8 in a sliding way, the inner wall of the gas transmission groove 7 is provided with a sliding groove, the outer wall of the drying net box 8 is provided with a sliding block, the sliding block is connected with the inner wall of the sliding groove in a sliding way, the gas transmission groove 7 is connected with a dust removal box 9 through a gas pipe, the joint of the dust removal box 9 and the gas pipe is provided with a filter screen 10 welded with the inner wall of the dust removal box 9, the top of the dust removal box 9 is connected with an electric telescopic rod 11 through a bolt, the bottom of the electric telescopic rod 11 is welded with a mounting plate, the outer wall of the bottom of the mounting plate is connected with a motor 12 through a bolt, the motor 12 is provided with a protective cover, the outer wall of the protective cover is provided with radiating holes distributed at equal intervals, the output shaft, electrode plate 14 carries out electrolytic adsorption to waste gas, gets rid of the particle in the waste gas, and cleaning brush 13 is cleared up adnexed dust impurity on the electrode plate 14 under the drive of motor 12, prevents that impurity from piling up too much influence electrolysis effect on the electrode plate 14, electrode plate 14 includes positive electrode plate and negative electrode plate, and positive electrode plate and negative electrode plate are located the both sides inner wall of dust removal case 9 respectively, dust removal case 9 is close to the outer wall and is provided with the blast pipe, and the blast pipe installs aspiration pump 16, the blast pipe is provided with one-way admission valve, and blast pipe end-to-end connection has gas washing case 17, gas washing case 17 is inside to have held the concentrated solution of sodium hydroxide, and gas washing case 17 top welding has put adsorption tank 18, and the packing has active carbon in the adsorption tank 18, and adsorption tank 18 passes through the connecting pipe with gas washing case 17 and is connected, and the concentrated solution of sodium hydroxide in the gas washing, the waste gas after adsorption tank 18 will wash adsorbs once more and filters the back discharge, adsorption tank 18 top is provided with out the air duct, and goes out the air duct inner wall welding and have exhaust fan 19, the welding of gas washing tank 17 inner wall has sodium hydroxide concentration detector 20, and gas washing tank 17 outer wall has warning light 21 through bolted connection, sodium hydroxide concentration detector 20 is connected with the controller through the wire, and the controller passes through the wire and is connected with warning light 21, and sodium hydroxide concentration detector 20 monitors sodium hydroxide concentrated solution, and when solution needs to be changed, controller control warning light 21 suggests, prevents that sodium hydroxide solution concentration from crossing low influence scrubbing effect, spray tank 1 and dust removal tank 9 outer wall all open the slot, and the slot respectively with separate dirty net 5, dust collection bin 15 looks adaptation, the slot inner wall is provided with sealed the pad, spray tank 1, water tank 2, dust removal tank 3, The outer wall of the air washing box 17 is provided with an observation window.

The working principle is as follows: when the utility model is in operation, organic waste gas enters the spraying box 1 through the air inlet pipe, at the moment, the atomizing nozzle 4 sprays water in the water tank 2 under the action of the pressure pump 3 to form water mist to remove large-particle dust impurities in the waste gas, and the sprayed waste water is recycled after being filtered by the filter box 6, thereby saving resources, the waste gas treated by the spraying box 1 is dried by the drying net cage 8 in the air transmission groove 7 to remove moisture in the waste gas, the electrode plate 14 carries out electrolytic adsorption on the waste gas to remove particles in the waste gas, the cleaning brush 13 cleans dust impurities attached on the electrode plate 14 under the driving of the motor 12, the impurities on the electrode plate 14 are prevented from being accumulated too much to influence the electrolytic effect, the sodium hydroxide concentrated solution in the gas washing box 17 filters residual harmful substances in the waste gas, the adsorption box 18 discharges the cleaned waste gas after being adsorbed and filtered again, sodium hydroxide concentration detector 20 monitors the concentrated solution of sodium hydroxide, and when solution need be changed, controller control warning light 21 points out, prevents that sodium hydroxide solution concentration from crossing low influence scrubbing effect, compares in traditional device, easy operation, and convenient to use, and exhaust-gas treatment is safer.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

VOCs organic waste gas treatment equipment comprises a bottom plate and is characterized in that a spray box (1) is welded on one side of the outer wall of the top of the bottom plate, an air inlet pipe is arranged on one side of the spray box (1), a water tank (2) is welded on the outer wall of the top of the spray box (1), a water pipe is arranged on one side, close to the air inlet pipe, of the water tank (2), a pressure pump (3) is installed on the water pipe, a water collecting pipe is connected to the tail end of the water pipe, atomizing nozzles (4) distributed at equal intervals are arranged at the bottom of the water collecting pipe, a dirt isolating net (5) is connected to the inner wall of the spray box (1) in a sliding mode, a filter box (6) is welded on one side, far away from the water inlet pipe, of the bottom of the spray box (1), a connecting pipe communicated with the interior of the filter box (6) is arranged on the outer, the gas transmission groove (7) is connected with a dust removal box (9) through a gas transmission pipe, a filter screen (10) welded with the inner wall of the dust removal box (9) is arranged at the joint of the dust removal box (9) and the gas transmission pipe, an electric telescopic rod (11) is connected with the top of the dust removal box (9) through a bolt, a mounting plate is welded at the bottom of the electric telescopic rod (11), an electric motor (12) is connected with the outer wall of the bottom of the mounting plate through a bolt, an output shaft of the electric motor (12) is connected with a rotating shaft, a connecting rod is welded on the outer wall of the rotating shaft, a cleaning brush (13) is welded at the tail end of the connecting rod, a plate electrode (14) is arranged on the inner wall of the dust removal box (9), a dust collection bin (15) is arranged, and blast pipe end-to-end connection has gas washing case (17), the inside sodium hydroxide concentrated solution that has held of gas washing case (17), and gas washing case (17) top welding has adsorption tank (18), and it has active carbon to fill in adsorption tank (18), and adsorption tank (18) are connected through the connecting pipe with gas washing case (17), adsorption tank (18) top is provided with out the air duct, and goes out the air duct inner wall welding and have air discharge fan (19), gas washing case (17) inner wall welding has sodium hydroxide concentration detector (20), and gas washing case (17) outer wall has warning light (21) through bolted connection.
2. A VOCs organic waste gas treatment apparatus as claimed in claim 1, wherein the electrode plates (14) comprise positive and negative electrode plates, which are respectively located on the inner walls of the two sides of the dust removal box (9).
3. The VOCs organic waste gas treatment device according to claim 1, wherein the sodium hydroxide concentration detector (20) is connected with a controller through a lead, and the controller is connected with a warning lamp (21) through a lead.
4. The VOCs organic waste gas treatment equipment according to claim 1, wherein slots are formed in the outer walls of the spraying box (1) and the dust removal box (9), the slots are respectively matched with the dirt separation net (5) and the dust collection bin (15), and sealing gaskets are arranged on the inner walls of the slots.
5. The VOCs organic waste gas treatment equipment according to claim 1, wherein the inner wall of the gas transmission groove (7) is provided with a sliding groove, and the outer wall of the drying net box (8) is provided with a sliding block which is in sliding connection with the inner wall of the sliding groove.
6. Equipment for the treatment of organic waste gases from VOCs according to claim 1, wherein said motor (12) is provided with a protective cover, and the outer wall of the protective cover is provided with heat dissipation holes distributed equidistantly.
7. The apparatus for treating VOCs organic waste gas according to claim 1,

the outer walls of the spraying box (1), the water tank (2), the dust removal box (9) and the gas washing box (17) are provided with observation windows.