CN214581137U - High-efficient deodorizing device in waste incineration power plant filtration liquid station - Google Patents
High-efficient deodorizing device in waste incineration power plant filtration liquid station Download PDFInfo
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- CN214581137U CN214581137U CN202120813433.4U CN202120813433U CN214581137U CN 214581137 U CN214581137 U CN 214581137U CN 202120813433 U CN202120813433 U CN 202120813433U CN 214581137 U CN214581137 U CN 214581137U
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Abstract
The utility model discloses a high-efficient deodorizing device at waste incineration power plant filtration liquid station, include: a plurality of treatment systems for treating percolate and an incinerator for incinerating refuse; the odor incinerator is characterized in that sealing devices used for sealing the processing systems are arranged on the processing systems for generating odor and used for exhausting the odor, and an air outlet of each air exhausting device is connected to an air inlet system of the incinerator. The sealing device is arranged on the odor generating treatment system to prevent the odor from leaking, the odor generated by the treatment system is sent to the air inlet system of the incinerator through the air draft device to enter the incinerator for incineration, and the burned odor is cleaner and convenient for subsequent treatment; the air draft device enables the processing system generating the odor to be in a negative pressure state, so that the odor is effectively prevented from escaping; good deodorization effect, energy saving, consumption reduction and low cost.
Description
Technical Field
The utility model relates to a filtration liquid treatment technical field especially relates to a high-efficient deodorizing device at waste incineration power plant filtration liquid station.
Background
The leachate station of the refuse incineration power plant is used as a leachate treatment place, and malodorous gases such as hydrogen sulfide, ammonia gas, mercaptan and the like can be released by systems such as a regulating tank, an anaerobic tank and the like of the leachate station, so that a corresponding deodorization device needs to be equipped in the leachate station. At present, most of deodorizing devices used by most percolate manufacturers are biological deodorizing, acid-base washing deodorizing, activated carbon deodorizing and the like; for example, the chinese utility model patent with publication number CN212894253U discloses a device for deodorizing landfill leachate, which comprises a first box and a second box, wherein the top of the first box is provided with a liquid inlet pipe, the liquid inlet pipe is connected with a hollow material distribution disc, the bottom surface of the material distribution disc is provided with a plurality of liquid outlet holes, and the material distribution disc is positioned inside the first box; an activated carbon box is horizontally arranged in the first box body and located below the distribution plate, mesh holes are formed in a bottom plate of the activated carbon box, activated carbon blocks are placed in the activated carbon box, and the mesh holes are smaller than the activated carbon blocks.
Also, as disclosed in the chinese utility model publication No. CN211302470U, a leachate deodorization device for a landfill is disclosed, which comprises a deodorization fan and a biological deodorization tower; the air exhaust end and the air exhaust end of the deodorization fan are respectively connected with the odor collecting system and the biological deodorization tower, and biological fillers are arranged in the biological deodorization tower. The odor collection system collects odor, the deodorization fan pumps the odor into the biological deodorization tower, and the biological filler in the biological deodorization tower can degrade the odor into water and carbon dioxide to be discharged into the air.
For example, Chinese patent with publication No. CN107867749A discloses a deodorizing and degrading treating agent for treating leachate of municipal refuse landfill and refuse in refuse power plant; the composition comprises the following components in parts by weight: 7-10 parts of ammonium persulfate, 4-7 parts of sodium persulfate, 14-17 parts of sodium carbonate, 3-5 parts of sodium silicate, 8-10 parts of sodium cetyl sulfate, 4-6 parts of lauroyl aspartic acid, 3-5 parts of sodium oleyl sulfate, 6-9 parts of sodium stearyl sulfate, 5-8 parts of fatty alcohol polyoxyethylene ether, 3-5 parts of dilauryl tartrate, 9-12 parts of polyglycerol, 5-8 parts of potassium carboxylate, 3-6 parts of sodium n-alkyl sulfate and 7-10 parts of polyacrylic acid n-butyl ester.
However, most of the existing percolate treatment modes have unsatisfactory operation effect and relatively high operation cost.
Disclosure of Invention
To the problem that exists among the prior art, the utility model aims to provide a high-efficient deodorizing device at waste incineration power plant filtration liquid station with low costs and deodorization effect is good.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
A high-efficient deodorizing device of a leachate station of a refuse incineration power plant, comprising: a plurality of treatment systems for treating percolate and an incinerator for incinerating refuse; the device is characterized in that each processing system for generating odor is provided with a sealing device for sealing the processing system and an air draft device for exhausting the odor, and an air outlet of the air draft device is connected to an air inlet system of the incinerator.
As a further explanation of the above scheme, one end of the air draft device is connected with each processing system for generating odor, the other end of the air draft device is connected with the garbage storage pit, and the air inlet system of the incinerator is connected with the garbage storage pit.
As a further explanation of the above scheme, the incinerator comprises a first combustion chamber and a second combustion chamber which are connected in sequence, and the corresponding air inlet system of the incinerator comprises a primary air inlet system communicated with the first combustion chamber and a secondary air inlet system communicated with the second combustion chamber; the primary air inlet system is connected with the garbage storage pit.
As a further explanation of the above scheme, the air draft device includes air draft branch pipes connected to each processing system that generates odor, an air draft main pipe connected to each air draft branch pipe, and an air draft fan provided on the air draft main pipe.
As a further explanation of the above scheme, the sealing device is a sealing cover, and a water tank water seal structure is arranged between the sealing cover and the corresponding treatment system.
As a further explanation of the scheme, the incinerator is connected with a tail gas treatment system, and the tail gas treatment system comprises a waste heat boiler, a reactor and a dust remover which are sequentially connected.
As a further explanation of the above scheme, the reactor is a semi-dry scrubber, an atomizer for spraying slaked lime slurry is arranged in the semi-dry scrubber, and an outlet pipeline of the semi-dry scrubber is provided with an activated carbon nozzle.
As a further explanation of the above scheme, the dust remover is a bag dust remover or a ceramic dust remover.
The beneficial effects of the utility model are that.
Firstly, a sealing device is arranged on a treatment system for generating odor to prevent the odor from leaking, the odor generated by the treatment system is sent to an air inlet system of an incinerator through an air draft device to enter the incinerator for incineration, and the burned odor is cleaner and convenient for subsequent treatment; the air draft device enables the processing system generating the odor to be in a negative pressure state, so that the odor is effectively prevented from escaping; good deodorization effect, energy saving, consumption reduction and low cost.
And secondly, the air draft device conveys the odor of the treatment system to the garbage storage pit, the air inlet system of the incinerator sucks air into the garbage storage pit, and the air inlet system of the incinerator drafts air to enable the garbage storage pit to be in a negative pressure state, so that the gas in the garbage storage pit is prevented from leaking.
And thirdly, a water tank water seal structure is adopted between the sealing device and the treatment system to increase the sealing effect.
Drawings
Figure 1 shows that the utility model provides a high-efficient deodorizing device structure sketch map at waste incineration power plant filtration liquid station.
Reference numerals indicate the same.
1: processing system, 2: garbage storage pit, 3: incinerator, 4: first check valve, 5: exhaust fan, 6: second check valve, 7: a primary blower.
Detailed Description
In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.
The following description will be further made in conjunction with the accompanying drawings of the specification, so that the technical solution and the advantages of the present invention are clearer and clearer. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
As shown in fig. 1, a high-efficiency deodorizing device for leachate station of a waste incineration power plant includes: a plurality of treatment systems 1 for treating leachate and an incinerator 3 for incinerating waste; the device is characterized in that each processing system 1 for generating odor is provided with a sealing device for sealing the processing system and an air draft device for exhausting the odor, and an air outlet of the air draft device is connected to an air inlet system of the incinerator 3. The air exhaust device is used for exhausting odor generated by each treatment system to an air inlet system of the incinerator, the odor sent from the percolate station can enter the incinerator air inlet system to reach a hearth for high-temperature combustion, the odor after combustion is relatively clean, subsequent treatment is facilitated, the air exhaust device enables the treatment system generating the odor to be in a negative pressure state, dissipation of the odor is effectively prevented, the deodorization effect is good, energy conservation and consumption reduction are achieved, and the cost is low.
The incinerator 3 comprises a first combustion chamber and a second combustion chamber which are sequentially connected, and the corresponding air inlet system of the incinerator comprises a primary air inlet system communicated with the first combustion chamber and a secondary air inlet system communicated with the second combustion chamber. The air draft device is connected with the primary air inlet system, so that odor generated by the treatment system is fully combusted through secondary combustion.
The air draft device is connected with a garbage storage pit 2, and the garbage storage pit 2 is connected with an air inlet system of the incinerator 3. The garbage storage pit 2 is in a negative pressure state due to the fact that the garbage storage pit is connected with an air inlet system of the incinerator 3 to conduct air draft, and gas in the garbage storage pit is prevented from leaking. And a second one-way valve 6 is arranged between the garbage storage pit 2 and the air inlet system of the incinerator 3 to prevent gas from flowing backwards. Preferably, the garbage storage pit is connected with a primary air feeder 7 of a primary air inlet system of the incinerator.
Preferably, the air draft device comprises an air draft branch pipe connected with the processing system for generating the odor, an air draft main pipe connected with each air draft branch pipe, and an air draft fan 5 arranged on the air draft main pipe.
The sealing cover is of an integrated structure, and a water tank water seal structure is arranged between the sealing cover and the corresponding treatment system. Each treatment system is a regulating tank and an anaerobic tank, a sealing cover is covered on the tank, a water tank is arranged at the joint of the sealing cover and the corresponding treatment system, water is filled in the water tank, and the water tank water seal is adopted to prevent the gas in each treatment system from diffusing outwards, so that the sealing property is improved.
Further preferably, be equipped with first check valve 4 on the convulsions are responsible for, first check valve makes gas follow convulsions branch pipe enter into the convulsions and is responsible for, prevents the gas refluence.
The incinerator 3 is connected with a tail gas treatment device. The tail gas treatment device comprises a waste heat boiler, a reactor and a filter which are connected in sequence. The reactor is a semi-dry type gas washing tower, tail gas discharged by a waste heat boiler enters the semi-dry type gas washing tower, slaked lime slurry is sprayed into the tower from the top of the tower by an atomizer in the tower and is neutralized with acid gas in flue gas, and gases such as HCl and HF can be effectively removed. An active carbon nozzle is arranged on an outlet pipeline of the gas washing tower, and the active carbon is used for adsorbing dioxin and furan substances in the flue gas.
The filter is a bag dust collector or a ceramic dust collector.
It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known art are intended to fall within the scope of the invention, which is defined by the claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.
Claims (9)
1. A high-efficient deodorizing device of a leachate station of a refuse incineration power plant, comprising: a plurality of treatment systems for treating percolate and an incinerator for incinerating refuse; the device is characterized in that each processing system for generating odor is provided with a sealing device for sealing the processing system and an air draft device for exhausting the odor, and an air outlet of the air draft device is connected to an air inlet system of the incinerator.
2. The efficient deodorization device for the leachate station of the refuse incineration power plant as claimed in claim 1, wherein one end of the air draft device is connected to each processing system for generating odor, the other end of the air draft device is connected to the refuse storage pit, and the air intake system of the incinerator is connected to the refuse storage pit.
3. The efficient deodorization device for leachate station of refuse burning power plant of claim 2, wherein said incinerator comprises a first combustion chamber and a second combustion chamber connected in sequence, and the corresponding air intake system of said incinerator comprises a primary air intake system communicated with said first combustion chamber and a secondary air intake system communicated with said second combustion chamber; the primary air inlet system is connected with the garbage storage pit.
4. The efficient deodorization device for the leachate station of the waste incineration power plant of claim 1, wherein the air draft device comprises branch draft pipes connected to each processing system generating odor, main draft pipes connected to each branch draft pipe, and an air draft fan installed on the main draft pipe.
5. The efficient deodorization device for the leachate station of the waste incineration power plant of claim 4, wherein the main draft tube is provided with a one-way valve, and the one-way valve enables gas to enter the main draft tube only through the branch draft tube.
6. The efficient deodorization apparatus for leachate station of refuse burning power plant as claimed in claim 1, wherein said sealing means is a sealing cover, and a water tank water sealing structure is provided between said sealing cover and the corresponding said treatment system.
7. The efficient deodorization device for the leachate station of the refuse incineration power plant according to claim 1, wherein the incinerator is connected with a tail gas treatment system, and the tail gas treatment system comprises a waste heat boiler, a reactor and a dust remover which are connected in sequence.
8. The efficient deodorization device for leachate stations of refuse burning power plants of claim 7, wherein said reactor is a semi-dry scrubber tower, an atomizer for spraying slaked lime slurry is arranged in said semi-dry scrubber tower, and an activated carbon nozzle is arranged on an outlet pipeline of said semi-dry scrubber tower.
9. The efficient deodorization device for the leachate station of the refuse incineration power plant according to claim 7, wherein the dust remover is a bag dust remover or a ceramic dust remover.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120813433.4U CN214581137U (en) | 2021-04-20 | 2021-04-20 | High-efficient deodorizing device in waste incineration power plant filtration liquid station |
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| CN202120813433.4U CN214581137U (en) | 2021-04-20 | 2021-04-20 | High-efficient deodorizing device in waste incineration power plant filtration liquid station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114832582A (en) * | 2022-06-02 | 2022-08-02 | 光大环境科技（中国）有限公司 | Deodorization system and deodorization method for garbage power plant |
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2021
- 2021-04-20 CN CN202120813433.4U patent/CN214581137U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114832582A (en) * | 2022-06-02 | 2022-08-02 | 光大环境科技（中国）有限公司 | Deodorization system and deodorization method for garbage power plant |
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