CN112337283A - Deodorization system - Google Patents

Deodorization system Download PDF

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Publication number
CN112337283A
CN112337283A CN202011286178.9A CN202011286178A CN112337283A CN 112337283 A CN112337283 A CN 112337283A CN 202011286178 A CN202011286178 A CN 202011286178A CN 112337283 A CN112337283 A CN 112337283A
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box
deodorization
spraying device
acid
biological
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曹梅君
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75—Multi-step processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/346—Controlling the process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/38—Removing components of undefined structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/95—Specific microorganisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/90—Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Treating Waste Gases (AREA)

Abstract

The present invention relates to a deodorizing system comprising: acid deodorization case, alkali deodorization case, biological deodorization case, activated carbon case and discharge unit. Introducing odor into an inlet of the acid type deodorization box, connecting an outlet of the acid type deodorization box with an inlet of the alkali type deodorization box, and arranging an acid liquor spraying device in the acid type deodorization box; the outlet of the basic deodorization box is connected with the inlet of the biological deodorization box, and an alkali liquor spraying device is arranged in the basic deodorization box; the outlet of the biological deodorization box is connected with the inlet of the activated carbon box, and a biological bacteria spraying device is arranged in the biological deodorization box; the outlet of the activated carbon box is connected with a discharge unit with a built-in fan, and the discharge unit is used for discharging the treated gas. According to the deodorization system provided by the invention, the acid type deodorization box and the alkali type deodorization box are chemical deodorization units, the biological deodorization box is a biological deodorization unit, and the deodorization effect is greatly improved by arranging the two-stage chemical deodorization unit and the one-stage biological deodorization unit.

Description

Deodorization system
Technical Field
The invention relates to the technical field of environment-friendly equipment, in particular to a deodorization system.
Background
A great deal of odor is generated in production and life to pollute the environment, such as a composting workshop, wherein composting refers to a biochemical process for controllably promoting degradable organic matters in solid waste to be converted into stable humus by utilizing microorganisms widely existing in the nature. The compost is a process for producing organic fertilizer, the nutrient substances contained in the compost are rich, the fertilizer effect is long and stable, the formation of a soil solid particle structure is facilitated, the water retention, heat preservation, air permeability and fertilizer retention capability of the soil can be improved, and the compost can be mixed with the chemical fertilizer to make up the defects that the nutrient contained in the chemical fertilizer is single, the soil is hardened by single use of the chemical fertilizer for a long time, and the water retention and fertilizer retention performance is reduced. The compost is an organic fertilizer prepared by composting and decomposing various organic wastes (such as crop straws, weeds, leaves, peat, organic domestic garbage, kitchen waste, sludge, human and animal excrement, vinasse, mushroom bran and other wastes) serving as main raw materials. A large amount of odor can be generated in the composting process, and the existing deodorizing device has the problems of poor deodorizing effect, low automation degree, high power consumption, low efficiency of manually adding various deodorizers, incapability of automatically controlling the operation of equipment and the like.
Disclosure of Invention
The invention provides a deodorization system aiming at the technical problems of poor deodorization effect and low automation degree of a deodorization device in the prior art.
The technical scheme for solving the technical problems is as follows:
a deodorizing system comprising: the device comprises an acid type deodorization box, a basic type deodorization box, a biological deodorization box, an activated carbon box and a discharge unit; an inlet of the acid type deodorization box is filled with odor, an outlet of the acid type deodorization box is connected with an inlet of the alkali type deodorization box, and an acid liquid spraying device is arranged in the acid type deodorization box; an outlet of the basic deodorization box is connected with an inlet of the biological deodorization box, and an alkali liquor spraying device is arranged in the basic deodorization box; the outlet of the biological deodorization box is connected with the inlet of the activated carbon box, and a biological bacteria spraying device is arranged in the biological deodorization box; the outlet of the activated carbon box is connected with a discharge unit with a built-in fan, and the discharge unit is used for discharging the treated gas.
Further, the acidizing fluid spray set includes: the first spray head, the first return pipeline, the first spray agent box and the first water pump; the first spray header is arranged above the inner side of the acid type deodorization box; the first spraying agent box containing the deodorizing acid liquid is arranged below the acid type deodorizing box, one end of the first return pipeline is communicated with the bottom of the acid type deodorizing box, and the other end of the first return pipeline is communicated with the first spraying agent box; the first spraying agent box is connected with the first spraying head through the first water pump.
Further, a first water baffle is obliquely fixed at an inlet of the acid type deodorization box; a first dust removal net is arranged in the acid type deodorization box, and the first spray header is located on the upper side of the first dust removal net.
Further, the alkali liquor spraying device comprises: the second spray header, a second return pipeline, a second spray agent box and a second water pump; the second spray header is arranged above the inner side of the basic deodorization box; the second spraying agent box containing deodorization alkali liquor is arranged below the basic deodorization box, one end of the second return pipeline is communicated with the bottom of the basic acid type deodorization box, and the other end of the second return pipeline is communicated with the second spraying agent box; the second spraying agent box is connected with the second spraying head through the second water pump.
Further, the second water baffle is obliquely fixed at the inlet of the basic deodorization box; a second dust removing net is arranged in the basic deodorization box; the second spray header is positioned on the upper side of the second dust removal net.
Further, the biological bacteria spray device comprises: the third spray header, a third return pipeline, a third spray agent box and a third water pump; the third spray header is arranged above the inner side of the biological deodorization box; the third spraying agent box containing the deodorization bacteria liquid is arranged below the biological deodorization box, one end of the third return pipeline is communicated with the bottom of the biological deodorization box, and the other end of the third return pipeline is communicated with the third spraying agent box; and the third spraying agent box is connected with the third spraying head through the third water pump.
Further, a defogging layer is arranged between the biological deodorization box and the activated carbon box.
Further, the method also comprises the following steps: a harmful gas concentration detector and a controller; the harmful gas concentration detector is electrically connected with the controller; the controller is respectively electrically connected with the acid liquor spraying device, the alkali liquor spraying device, the biological bacteria spraying device and an electric switch of the fan; the controller includes:
the acquisition module is used for acquiring the concentration of the current harmful gas from the harmful gas concentration detector;
the timing module is used for obtaining the concentration of the harmful gas from the obtaining module, starting timing when the concentration value of the harmful gas is larger than a first set concentration value, and calculating the duration time of the concentration of the harmful gas larger than the first set concentration value; when the duration time that the concentration of the harmful gas is greater than the first set concentration value is greater than the first set time, sending a first control signal;
the processing module is used for obtaining the concentration of the harmful gas from the obtaining module and sending a second control signal when the concentration of the harmful gas is smaller than or equal to the first set concentration; when the concentration value of the harmful gas is greater than or equal to the second set concentration value, sending a third control signal;
the control module is used for acquiring a first control signal, a second control signal, a third control signal and a fourth control signal from the timing module and the processing module; when the first control signal is acquired, controlling electric switches of the acid liquor spraying device, the alkali liquor spraying device and the biological bacteria spraying device to be turned on; when the second control signal is acquired, controlling electric switches of the acid liquor spraying device and the alkali liquor spraying device to be turned off, and turning on an electric switch of the biological bacteria spraying device; and when the third control signal is acquired, controlling the fan to reduce the speed.
Further, the method also comprises the following steps: the controller is electrically connected with the alarm device; wherein:
the timing module starts timing when the concentration value of the harmful gas is greater than a second set concentration value, and calculates the duration time of the harmful gas concentration greater than the second set concentration value; when the duration time that the concentration of the harmful gas is greater than the second set concentration value is greater than the second set time, sending a fourth control signal;
and the control module is used for controlling the alarm device to alarm when the fourth control signal is acquired from the timing module and the processing module.
Further, the method also comprises the following steps: a pH value detection device; the PH detection devices are respectively arranged in the acid liquor spraying device and the alkali liquor spraying device; the PH value detection device is electrically connected with the controller; the controller further includes:
the automatic feeding module is used for acquiring the PH value of the current environment from the PH value detection device, reducing the addition of acidic deodorant liquid into the acid liquid spraying device by the feeding device when the PH value in the acid liquid spraying device is lower than a set value, and adding the acidic deodorant liquid into the acid liquid spraying device by the feeding device when the PH value in the acid liquid spraying device is higher than the set value; and when the PH value in the alkali liquor spraying device is higher than the set value, reducing the addition of the alkaline deodorization liquid into the acid liquor spraying device by the feeding device.
The deodorization system provided by the invention at least has the following beneficial effects or advantages:
according to the deodorization system provided by the invention, odor is introduced into an inlet of the acid type deodorization box, an outlet of the acid type deodorization box is connected with an inlet of the alkali type deodorization box, and an acid liquor spraying device is arranged in the acid type deodorization box; the outlet of the basic deodorization box is connected with the inlet of the biological deodorization box, and an alkali liquor spraying device is arranged in the basic deodorization box; the outlet of the biological deodorization box is connected with the inlet of the activated carbon box, and a biological bacteria spraying device is arranged in the biological deodorization box; the outlet of the activated carbon box is connected with a discharge unit with a built-in fan. Wherein, acid deodorization case and alkali deodorization case are chemical deodorization unit, and biological deodorization case is biological deodorization unit, through setting up two-stage chemical deodorization unit and one-level biological deodorization unit, has improved the deodorization effect by a wide margin.
Furthermore, the deodorization system provided by the invention is provided with a harmful gas concentration detector and a controller; the harmful gas concentration detector is electrically connected with the controller; the controller is respectively electrically connected with the acid liquor spraying device, the alkali liquor spraying device, the biological bacteria spraying device and an electric switch of the fan. The controller can automatically control the opening and closing of the acid type deodorization box, the alkali type deodorization box and the biological deodorization box according to the concentration of harmful gases, and the energy consumption is reduced while the deodorization effect is ensured.
Furthermore, the deodorization system provided by the invention is provided with a PH value detection device; PH detection devices are respectively arranged in the acid liquor spraying device and the alkali liquor spraying device; the PH value detection device is electrically connected with the controller. The controller can automatically add the deodorizing raw materials according to the pH values in the acid liquor spraying device and the alkali liquor spraying device, so that the automation degree of the deodorizing system is improved.
Drawings
FIG. 1 is a schematic view of a deodorization system according to an embodiment of the present invention;
fig. 2 is another schematic structural diagram of the deodorization system according to the embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-acid type deodorization box, 2-alkali type deodorization box, 3-biological deodorization box, 4-demisting layer, 5-fan, 6-discharge unit, 7-activated carbon box, 8-first water removal device, 9-second water removal device, 11-first return pipeline, 12-first spraying agent box, 13-first water pump, 14-first dust removal net, 15-, 16-first water baffle, 21-second return pipeline, 22-second spraying agent box, 23-second water pump, 24-second dust removal net, 25-second spraying head, 26-second water baffle, 31-third return pipeline, 32-third spraying agent box, 33-third water pump, 34-third spraying head, 35-biological biofilm culturing, 71-activated carbon adsorption layer.
Detailed Description
The invention provides a deodorization system aiming at the technical problems of poor deodorization effect and low automation degree of a deodorization device in the prior art.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of the present invention provides a deodorization system, which is shown in fig. 1 and 2 and mainly includes: acid deodorization case 1, basic deodorization case 2, biological deodorization case 3, activated carbon case 7 and discharge unit 6. The entry of acid form deodorization case 1 lets in the foul smell, and the export of acid form deodorization case 1 is connected with the entry of alkali formula deodorization case 2, and acid liquor spray set is built-in to acid form deodorization case 1. The outlet of the basic deodorization box 2 is connected with the inlet of the biological deodorization box 3, and an alkali liquor spraying device is arranged in the basic deodorization box 2. The outlet of the biological deodorization box 3 is connected with the inlet of the activated carbon box 7, and a biological bacteria spraying device is arranged in the biological deodorization box 3; the outlet of the activated carbon box 7 is connected with a discharge unit 6 with a built-in fan 5, and the discharge unit 6 is used for discharging the treated gas. The odor firstly enters the acid type deodorization box 1 for deodorization treatment, then enters the basic type deodorization box 2 for deodorization treatment, then enters the biological deodorization box 3 for deodorization through bacteria, and finally enters the activated carbon box 7 for adsorption treatment, and the treated gas is discharged to the atmosphere through the fan and the discharge unit 6. In this embodiment, the discharge unit 6 is a chimney.
In a preferred embodiment of the present invention, referring to fig. 1 and 2, the acid spraying device includes: the first spray header 15, the first return pipeline 11, the first spray agent box 12 and the first water pump 13. The first spray header 15 is arranged above the inner side of the acid type deodorization box 1; a first spraying agent box 12 containing deodorizing acid liquid is arranged below the acid type deodorizing box 1, one end of a first return pipeline 11 is communicated with the bottom of the acid type deodorizing box 1, and the other end of the first return pipeline is communicated with the first spraying agent box 12; the first spraying agent tank 12 is connected to a first spraying head 15 via a first water pump 13. The acidic deodorant liquid in the first spraying agent box 12 is conveyed to a first spray header 15 through a first water pump 13, the first spray header 15 sprays from the top of the inner side of the acidic deodorant box 1 to deodorize passing gas, the acidic deodorant liquid falls on the bottom of the acidic deodorant box 1 and flows back to the first spraying agent box 12 through a first return pipeline 11 for recycling. A first water guard 16 is obliquely fixed at an inlet of the acid type deodorization tank 1, and the first water guard 16 prevents external moisture from entering the acid type deodorization tank 1. A first dust removal net 14 is arranged in the acid type deodorization box 1, a first spray head 15 is positioned on the upper side of the first dust removal net 14, and the first dust removal net 14 has the dust filtering effect. The exit of acid form deodorization case 1 is provided with first dewatering equipment 8, and first dewatering equipment 8 can prevent that the steam in the acid form deodorization case 1 from getting into basic deodorization case 2, avoids cross contamination.
In the preferred embodiment of the present invention, referring to fig. 1 and 2, the lye spraying device comprises: a second spray header 25, a second return pipe 21, a second spray agent tank 22 and a second water pump 23. The second spray header 25 is arranged above the inner side of the basic deodorization box 2; a second spraying agent box 22 containing deodorization alkali liquor is arranged below the basic deodorization box 2, one end of a second return pipeline 21 is communicated with the bottom of the basic deodorization box 1, and the other end of the second return pipeline is communicated with the second spraying agent box 22; the second spraying agent tank 22 is connected to a second spraying head 25 by a second water pump 23. The alkaline deodorization liquid in the second spraying agent box 22 is conveyed to a second spray header 25 through a second water pump 23, the second spray header 25 sprays from the top of the inner side of the basic deodorization box 2 to deodorize the passing gas, the alkaline deodorization liquid falls on the bottom of the basic deodorization box 2 and flows back to the second spraying agent box 22 through a second return pipeline 21 for recycling. A second water baffle 26 is obliquely fixed at the inlet of the basic deodorizing box 2, and the second water baffle 26 can prevent external water vapor from entering the basic deodorizing box 2; a second dust removing net 24 is arranged in the basic deodorizing box 2, and the first dust removing net 14 has the function of filtering dust; the second shower head 25 is located on the upper side of the second dust removing net 24. The outlet of the basic deodorization box 2 is provided with a second dewatering device 9, and the second dewatering device 9 can prevent the water vapor in the basic deodorization box 2 from entering the biological deodorization box 3, so that the cross contamination is avoided.
In a preferred embodiment provided by the present invention, referring to fig. 1 and 2, the biological bacteria spraying device comprises: a third spray header 34, a third return line 31, a third spray agent tank 32 and a third water pump 33. The third spray header 34 is arranged above the inner side of the biological deodorization box 3; a third spraying agent box 32 containing deodorization bacteria liquid is arranged below the biological deodorization box 3, one end of a third return pipeline 31 is communicated with the bottom of the biological deodorization box 3, and the other end is communicated with the third spraying agent box 32; the third spray tank 32 is connected to a third spray header 34 by a third water pump 33. A biological hanging film 35 is arranged in the biological deodorization box 3. A demisting layer 4 is arranged between the biological deodorization box 3 and the activated carbon box 7, and can prevent fog from entering the activated carbon box 7. The activated carbon box 7 is provided with a plurality of activated carbon adsorption layers 71, which have strong adsorption effect.
In a preferred embodiment of the present invention, referring to fig. 1 and 2, the deodorization system further includes: harmful gas concentration detector and controller. The harmful gas concentration detector is electrically connected with the controller; the controller is respectively electrically connected with the acid liquor spraying device, the alkali liquor spraying device, the biological bacteria spraying device and the electric switch of the fan 5. In this embodiment, the harmful gas is NH3. The controller includes:
and the acquisition module is used for acquiring the concentration of the current harmful gas from the harmful gas concentration detector.
The timing module is used for obtaining the concentration of the harmful gas from the obtaining module, starting timing when the concentration value of the harmful gas is larger than a first set concentration value, and calculating the duration time of the concentration of the harmful gas larger than the first set concentration value; and when the duration time that the concentration of the harmful gas is greater than the first set concentration value is greater than the first set time, sending a first control signal. Wherein the first set concentration value is 20mg/m3The first setting time is 2 min.
The processing module is used for obtaining the concentration of the harmful gas from the obtaining module and sending a second control signal when the concentration of the harmful gas is smaller than or equal to a first set concentration value; and when the concentration value of the harmful gas is greater than or equal to the second set concentration value, sending out a third control signal. Wherein the second set concentration value is 40mg/m3。
And the control module is used for acquiring the first control signal, the second control signal and the third control signal from the timing module and the processing module. When the first control signal is acquired, electric switches of the acid liquor spraying device, the alkali liquor spraying device and the biological bacteria spraying device are controlled to be turned on; when the second control signal is obtained, the electric switches of the acid liquor spraying device and the alkali liquor spraying device are controlled to be closed, and the electric switch of the biological bacteria spraying device is controlled to be opened; when the third control signal is acquired, the fan 5 is controlled to decelerate. And when the control module acquires the third control signal, the control module controls the fan 5 to reduce the speed by 60 percent.
In a preferred embodiment provided by the present invention, the deodorization system further comprises: the controller is electrically connected with the alarm device; wherein:
the timing module starts timing when the concentration value of the harmful gas is greater than a second set concentration value, and calculates the duration time of the harmful gas concentration greater than the second set concentration value; and sending a fourth control signal when the duration of the concentration of the harmful gas which is greater than the second set concentration value is greater than the second set time. Wherein the second set time is 4 min.
And the control module controls the alarm device to alarm when the fourth control signal is acquired from the timing module and the processing module.
In a preferred embodiment provided by the present invention, the deodorization system further comprises: a pH value detection device; PH detection devices are respectively arranged in the acid liquor spraying device and the alkali liquor spraying device; PH value detection device and controller electric connection, wherein, the controller still includes:
the automatic feeding module is used for acquiring the PH value of the current environment from the PH value detection device, reducing the addition of the acidic deodorant liquid into the acid liquid spraying device by the feeding device when the PH value in the acid liquid spraying device is lower than a set value, and adding the acidic deodorant liquid into the acid liquid spraying device by the feeding device when the PH value in the acid liquid spraying device is higher than the set value; when the PH value in the alkali liquor spraying device is lower than a set value, adding the feeding device to add the acidic deodorizing liquid into the acid liquor spraying device, and when the PH value in the alkali liquor spraying device is higher than the set value, reducing the feeding device to add the alkaline deodorizing liquid into the acid liquor spraying device.
The deodorization system provided by the embodiment of the invention at least has the following beneficial effects or advantages:
according to the deodorization system provided by the embodiment of the invention, odor is introduced into an inlet of the acid type deodorization box, an outlet of the acid type deodorization box is connected with an inlet of the alkali type deodorization box, and an acid liquor spraying device is arranged in the acid type deodorization box; the outlet of the basic deodorization box is connected with the inlet of the biological deodorization box, and an alkali liquor spraying device is arranged in the basic deodorization box; the outlet of the biological deodorization box is connected with the inlet of the activated carbon box, and a biological bacteria spraying device is arranged in the biological deodorization box; the outlet of the activated carbon box is connected with a discharge unit with a built-in fan. Wherein, acid deodorization case and alkali deodorization case are chemical deodorization unit, and biological deodorization case is biological deodorization unit, through setting up two-stage chemical deodorization unit and one-level biological deodorization unit, has improved the deodorization effect by a wide margin.
The deodorization system provided by the embodiment of the invention is provided with a harmful gas concentration detector and a controller; the harmful gas concentration detector is electrically connected with the controller; the controller is respectively electrically connected with the acid liquor spraying device, the alkali liquor spraying device, the biological bacteria spraying device and an electric switch of the fan. The controller can automatically control the opening and closing of the acid type deodorization box, the alkali type deodorization box and the biological deodorization box according to the concentration of harmful gases, and the energy consumption is reduced while the deodorization effect is ensured.
The deodorization system provided by the embodiment of the invention is provided with a PH value detection device; PH detection devices are respectively arranged in the acid liquor spraying device and the alkali liquor spraying device; the PH value detection device is electrically connected with the controller. The controller can automatically add the deodorizing raw materials according to the pH values in the acid liquor spraying device and the alkali liquor spraying device, so that the automation degree of the deodorizing system is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. A deodorizing system characterized by comprising: the device comprises an acid type deodorization box, a basic type deodorization box, a biological deodorization box, an activated carbon box and a discharge unit; an inlet of the acid type deodorization box is filled with odor, an outlet of the acid type deodorization box is connected with an inlet of the alkali type deodorization box, and an acid liquid spraying device is arranged in the acid type deodorization box; an outlet of the basic deodorization box is connected with an inlet of the biological deodorization box, and an alkali liquor spraying device is arranged in the basic deodorization box; the outlet of the biological deodorization box is connected with the inlet of the activated carbon box, and a biological bacteria spraying device is arranged in the biological deodorization box; the outlet of the activated carbon box is connected with a discharge unit with a built-in fan, and the discharge unit is used for discharging the treated gas.
2. The system of claim 1, wherein the acid spray device comprises: the first spray head, the first return pipeline, the first spray agent box and the first water pump; the first spray header is arranged above the inner side of the acid type deodorization box; the first spraying agent box containing the deodorizing acid liquid is arranged below the acid type deodorizing box, one end of the first return pipeline is communicated with the bottom of the acid type deodorizing box, and the other end of the first return pipeline is communicated with the first spraying agent box; the first spraying agent box is connected with the first spraying head through the first water pump.
3. The deodorization system according to claim 2, wherein a first water guard is obliquely fixed at an inlet of the acid-type deodorization tank; a first dust removal net is arranged in the acid type deodorization box, and the first spray header is located on the upper side of the first dust removal net.
4. The deodorization system as recited in claim 1, wherein said lye spraying device comprises: the second spray header, a second return pipeline, a second spray agent box and a second water pump; the second spray header is arranged above the inner side of the basic deodorization box; the second spraying agent box containing deodorization alkali liquor is arranged below the basic deodorization box, one end of the second return pipeline is communicated with the bottom of the basic acid type deodorization box, and the other end of the second return pipeline is communicated with the second spraying agent box; the second spraying agent box is connected with the second spraying head through the second water pump.
5. The deodorization system as claimed in claim 4, wherein the second baffle is fixed to an inlet of the basic deodorization tank at an inclination; a second dust removing net is arranged in the basic deodorization box; the second spray header is positioned on the upper side of the second dust removal net.
6. The deodorizing system of claim 1 wherein said biological bacteria spray means comprises: the third spray header, a third return pipeline, a third spray agent box and a third water pump; the third spray header is arranged above the inner side of the biological deodorization box; the third spraying agent box containing the deodorization bacteria liquid is arranged below the biological deodorization box, one end of the third return pipeline is communicated with the bottom of the biological deodorization box, and the other end of the third return pipeline is communicated with the third spraying agent box; and the third spraying agent box is connected with the third spraying head through the third water pump.
7. The system of claim 1, wherein a defogging layer is disposed between the biological deodorization tank and the activated carbon tank.
8. The deodorizing system according to claim 1, further comprising: a harmful gas concentration detector and a controller; the harmful gas concentration detector is electrically connected with the controller; the controller is respectively electrically connected with the acid liquor spraying device, the alkali liquor spraying device, the biological bacteria spraying device and an electric switch of the fan; the controller includes:
the acquisition module is used for acquiring the concentration of the current harmful gas from the harmful gas concentration detector;
the timing module is used for obtaining the concentration of the harmful gas from the obtaining module, starting timing when the concentration value of the harmful gas is larger than a first set concentration value, and calculating the duration time of the concentration of the harmful gas larger than the first set concentration value; when the duration time that the concentration of the harmful gas is greater than the first set concentration value is greater than the first set time, sending a first control signal;
the processing module is used for obtaining the concentration of the harmful gas from the obtaining module and sending a second control signal when the concentration of the harmful gas is smaller than or equal to the first set concentration; when the concentration value of the harmful gas is greater than or equal to the second set concentration value, sending a third control signal;
the control module is used for acquiring a first control signal, a second control signal, a third control signal and a fourth control signal from the timing module and the processing module; when the first control signal is acquired, controlling electric switches of the acid liquor spraying device, the alkali liquor spraying device and the biological bacteria spraying device to be turned on; when the second control signal is acquired, controlling electric switches of the acid liquor spraying device and the alkali liquor spraying device to be turned off, and turning on an electric switch of the biological bacteria spraying device; and when the third control signal is acquired, controlling the fan to reduce the speed.
9. The deodorizing system according to claim 8, further comprising: the controller is electrically connected with the alarm device; wherein:
the timing module starts timing when the concentration value of the harmful gas is greater than a second set concentration value, and calculates the duration time of the harmful gas concentration greater than the second set concentration value; when the duration time that the concentration of the harmful gas is greater than the second set concentration value is greater than the second set time, sending a fourth control signal;
and the control module is used for controlling the alarm device to alarm when the fourth control signal is acquired from the timing module and the processing module.
10. The deodorizing system according to claim 8, further comprising: a pH value detection device; the PH detection devices are respectively arranged in the acid liquor spraying device and the alkali liquor spraying device; the PH value detection device is electrically connected with the controller; the controller further includes:
the automatic feeding module is used for acquiring the PH value of the current environment from the PH value detection device, reducing the addition of acidic deodorant liquid into the acid liquid spraying device by the feeding device when the PH value in the acid liquid spraying device is lower than a set value, and adding the acidic deodorant liquid into the acid liquid spraying device by the feeding device when the PH value in the acid liquid spraying device is higher than the set value; and when the PH value in the alkali liquor spraying device is higher than the set value, reducing the addition of the alkaline deodorization liquid into the acid liquor spraying device by the feeding device.
CN202011286178.9A 2020-11-17 2020-11-17 Deodorization system Pending CN112337283A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011286178.9A CN112337283A (en) 2020-11-17 2020-11-17 Deodorization system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011286178.9A CN112337283A (en) 2020-11-17 2020-11-17 Deodorization system

Publications (1)

Publication Number Publication Date
CN112337283A true CN112337283A (en) 2021-02-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011286178.9A Pending CN112337283A (en) 2020-11-17 2020-11-17 Deodorization system

Country Status (1)

Country Link
CN (1) CN112337283A (en)

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