CN208212873U - A kind of nitrous oxides exhaust gas high-efficient treatment device when pigment production - Google Patents

Abstract

The utility model discloses nitrous oxides exhaust gas high-efficient treatment devices when a kind of pigment production, including pedestal, the upper surface of the pedestal is welded with two fixed frames, and the top of two fixed frames has been bolted Prefiltering barrel and ultimate filter vat respectively, the Prefiltering barrel is welded with air inlet pipe close to bottom end far from the side outer wall of ultimate filter vat, the top inner wall of the Prefiltering barrel is reserved with the deep gouge that Open Side Down, and the bottom end of deep gouge is welded with appendix, the first Non-return air valve is bolted in the middle part of the appendix, and first Non-return air valve to base upper surface distance be higher than ultimate filter vat height, the upper surface of the pedestal is welded with the same control cabinet far from the side of two fixed frames.Exhaust gas to be filtered can be filtered by the utility model by double filtration, reduced single treatment difficulty, improved the reaction efficiency of chemical liquids, can be avoided chemical liquids or exhaust gas recirculation, improve the purified treatment efficiency of device.

Description

A kind of nitrous oxides exhaust gas high-efficient treatment device when pigment production

Technical field

The utility model relates to nitrous oxides exhaust gas when technical field of waste gas treatment more particularly to a kind of pigment production is high Imitate processing unit.

Background technique

Exhaust gas largely containing nitrogen oxides can be generated when fuel combustion in boiler, the exhaust gas that current burning generates is In the air of direct emission, air is not only polluted, and form acid rain, so that serious harm is brought to environment, in view of above Defect, it is really necessary to design a kind of nitrogen oxide waste gas treatment apparatus.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and when a kind of pigment production of proposition Nitrous oxides exhaust gas high-efficient treatment device.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of nitrous oxides exhaust gas high-efficient treatment device when pigment production, including pedestal, the upper surface weldering of the pedestal Fixed frame there are two connecing, and the top of two fixed frames has been bolted Prefiltering barrel and ultimate filter vat respectively, it is described Side outer wall of the Prefiltering barrel far from ultimate filter vat is welded with air inlet pipe close to bottom end, and the top inner wall of the Prefiltering barrel is pre- There are the bottom ends of the deep gouge that Open Side Down, and deep gouge to be welded with appendix, and the first unidirectional gas is bolted in the middle part of the appendix Valve, and the first Non-return air valve is higher than the height of ultimate filter vat to the distance of base upper surface, the upper surface of the pedestal is separate The side of two fixed frames is welded with the same control cabinet, and processor is equipped in control cabinet, the top of the ultimate filter vat It holds inner wall to be welded with riffled tube close to middle part, and is bolted with nitrogen oxygen detector in riffled tube, the nitrogen oxygen detector passes through Signal wire is connected with the signal input part of processor, and the top middle portion of the ultimate filter vat is welded with exhaust pipe, described ultimate The top outer wall of filter vat has been bolted air pump close to edge, and the output end of air pump is bolted with conduit, and conduit It is close close to the side outer wall of control cabinet with solenoid valve, the Prefiltering barrel and ultimate filter vat is provided in the middle part of exhaust pipe Top is welded with chemical liquids feed pipe.

Preferably, four corners of the pedestal are reserved with screw hole, and foundation bolt is bolted in screw hole.

Preferably, chemical liquids are respectively arranged in the Prefiltering barrel and ultimate filter vat, and the chemical liquids in Prefiltering barrel are dense Degree is higher than the concentration of the chemical liquids in ultimate filter vat.

Preferably, it is close close to the side of Prefiltering barrel far from one end of deep gouge to be welded on ultimate filter vat for the appendix Bottom end, and appendix position corrosion-proof steel pipe.

Preferably, the outer wall of the Prefiltering barrel and ultimate filter vat has been bolted liquidometer close to top, And the outer wall of two chemical liquids feed pipes is connected with rubber seal plug.

Preferably, middle control screen is installed, and middle control screen and two solenoid valves pass through signal wire and place in the control cabinet Device is managed to be connected.

The utility model has the following beneficial effects:

It 1, can will be to be filtered by double filtration by the Prefiltering barrel of setting and ultimate filter vat in communication Exhaust gas is filtered, to improve discharge cleaning gas degree, is reduced single treatment difficulty, is improved the reaction efficiency of chemical liquids.

2, by the Non-return air valve in the middle part of appendix of setting, chemical liquids or exhaust gas recirculation is can be avoided, improved The purified treatment efficiency of device.

3, by the air pump of setting and nitrogen oxygen detector, it can be improved the compliance rate of gas to be discharged in ultimate filter vat, What air pump can recycle carries out circular treatment for the exhaust gas after secondary treatment.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of pigment production when nitrous oxides exhaust gas high-efficient treatment device section view knot Structure schematic diagram；

Fig. 2 be the utility model proposes a kind of pigment production when nitrous oxides exhaust gas high-efficient treatment device vertical view knot Structure schematic diagram.

In figure: 1 pedestal, 2 Prefiltering barrels, 3 air inlet pipe, 4 chemical liquids, 5 appendixs, 6 chemical liquids feed pipes, 7 unidirectional air pressures Valve, 8 air pumps, 9 nitrogen oxygen detectors, 10 ultimate filter vats, 11 liquidometers, 12 solenoid valves, 13 conduits, 14 control cabinets, 15 exhaust pipes.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-2, nitrous oxides exhaust gas high-efficient treatment device when a kind of pigment production, including pedestal 1, pedestal 1 Upper surface is welded with two fixed frames, and the top of two fixed frames has been bolted Prefiltering barrel 2 and ultimate mistake respectively Lauter tub 10, side outer wall of the Prefiltering barrel 2 far from ultimate filter vat 10 are welded with air inlet pipe 3, the top of Prefiltering barrel 2 close to bottom end End inner wall is reserved with the deep gouge that Open Side Down, and the bottom end of deep gouge is welded with appendix 5, and the middle part of appendix 5 is bolted with first Non-return air valve 7, and the first Non-return air valve 7 to 1 upper surface of pedestal distance be higher than ultimate filter vat 10 height, pedestal 1 it is upper Surface is welded with the same control cabinet 14 far from the side of two fixed frames, and processor is equipped in control cabinet 14, ultimate mistake The top inner wall of lauter tub 10 is welded with riffled tube close to middle part, and nitrogen oxygen detector 9 is bolted in riffled tube, the detection of nitrogen oxygen Device 9 is connected by signal wire with the signal input part of processor, and the top middle portion of ultimate filter vat 10 is welded with exhaust pipe 15, eventually The top outer wall of pole filter vat 10 has been bolted air pump 8 close to edge, and the output end of air pump 8 is bolted with conduit 13, and the middle part of conduit 13 and exhaust pipe 15 is provided with solenoid valve 12, Prefiltering barrel 2 and ultimate filter vat 10 are close to control cabinet 14 side outer wall is welded with chemical liquids feed pipe 6 close to top.

In the utility model, four corners of pedestal 1 are reserved with screw hole, and foundation bolt is bolted in screw hole, Chemical liquids 4 are respectively arranged in Prefiltering barrel 2 and ultimate filter vat 10, and 4 concentration of chemical liquids in Prefiltering barrel 2 is higher than ultimate filtering The concentration of chemical liquids 4 in bucket 10, appendix 5 are welded on ultimate filter vat 10 close to Prefiltering barrel 2 far from one end of deep gouge Side is close to bottom end, and 5 corrosion-proof steel pipes of appendix, and the outer wall of Prefiltering barrel 2 and ultimate filter vat 10 is logical close to top It crosses bolt and is fixed with liquidometer, and the outer wall of two chemical liquids feed pipes 6 is connected with rubber seal plug, installation in control cabinet 14 There is middle control to shield, and middle control screen and two solenoid valves pass through signal wire and are connected with processor, the model ARM9TDMI of processor Series.

Working principle: slowly past after first the exhaust gas to be processed in air inlet pipe 3 is pressurizeed by surge drum when use to be equipped with Ventilation in highly concentrated Prefiltering barrel 2, pernicious gas conversion is in later oxygen by first set reaction of the exhaust gas Jing Guo chemical liquids 4 later The oxides of nitrogen gas of gas and remaining, the air pressure in Prefiltering barrel 2 is increasing later, breaks through when air pressure reaches a certain level Non-return air valve 7 enters ultimate filter vat 10, has reacted some oxynitrides of remaining in the reaction Jing Guo secondary chemical liquids, 9 detection gas of nitrogen oxides detector of ultimate 10 top inner wall of filter vat reach i.e. that signal is defeated after national standard discharge standard at this time Processor is given, the solenoid valve among processor control exhaust pipe 15 starts to be vented；If detection does not reach discharge standard, starting Air pump carries out chemical reaction handling again, until detecting qualified.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. nitrous oxides exhaust gas high-efficient treatment device when a kind of pigment production, including pedestal (1), which is characterized in that the bottom The upper surface of seat (1) is welded with two fixed frames, and the top of two fixed frames has been bolted Prefiltering barrel (2) respectively With ultimate filter vat (10), the Prefiltering barrel (2) far from ultimate filter vat (10) side outer wall close to bottom end be welded with into The top inner wall of tracheae (3), the Prefiltering barrel (2) is reserved with the deep gouge that Open Side Down, and the bottom end of deep gouge is welded with gas transmission It manages (5), is bolted with the first Non-return air valve (7) in the middle part of the appendix (5), and the first Non-return air valve (7) arrives table on pedestal (1) The distance in face is higher than the height of ultimate filter vat (10), and the upper surface of the pedestal (1) is far from the welding of the side of two fixed frames Have the same control cabinet (14), and processor is installed in control cabinet (14), the top inner wall of the ultimate filter vat (10) leans on Nearly middle part is welded with riffled tube, and nitrogen oxygen detector (9) are bolted in riffled tube, and the nitrogen oxygen detector (9) passes through letter Number line is connected with the signal input part of processor, and the top middle portion of the ultimate filter vat (10) is welded with exhaust pipe (15), institute The top outer wall for stating ultimate filter vat (10) has been bolted air pump (8) close to edge, and the output end spiral shell of air pump (8) Be connected to conduit (13), and be provided with solenoid valve (12) in the middle part of conduit (13) and exhaust pipe (15), the Prefiltering barrel (2) and Side outer wall of the ultimate filter vat (10) close to control cabinet (14) is welded with chemical liquids feed pipe (6) close to top.

2. nitrous oxides exhaust gas high-efficient treatment device when a kind of pigment production according to claim 1, which is characterized in that Four corners of the pedestal (1) are reserved with screw hole, and foundation bolt is bolted in screw hole.

3. nitrous oxides exhaust gas high-efficient treatment device when a kind of pigment production according to claim 1, which is characterized in that It is respectively arranged with chemical liquids (4) in the Prefiltering barrel (2) and ultimate filter vat (10), and the chemical liquids (4) in Prefiltering barrel (2) are dense Degree is higher than the concentration of the chemical liquids (4) in ultimate filter vat (10).

4. nitrous oxides exhaust gas high-efficient treatment device when a kind of pigment production according to claim 1, which is characterized in that The appendix (5) far from one end of deep gouge be welded on ultimate filter vat (10) close to Prefiltering barrel (2) side close to bottom end, And appendix (5) position corrosion-proof steel pipe.

5. nitrous oxides exhaust gas high-efficient treatment device when a kind of pigment production according to claim 1, which is characterized in that The outer wall of the Prefiltering barrel (2) and ultimate filter vat (10) has been bolted liquidometer, and two changes close to top The outer wall for learning liquid feed pipe (6) is connected with rubber seal plug.

6. nitrous oxides exhaust gas high-efficient treatment device when a kind of pigment production according to claim 1, which is characterized in that Middle control screen is installed, and middle control screen and two solenoid valves pass through signal wire and are connected with processor in the control cabinet (14).