CN218608774U - Flue gas denitration purifier for industrial furnace kiln - Google Patents

Abstract

The utility model relates to a flue gas denitration purifier for industrial furnace kiln, comprising a base plate, reaction box and purifying box are installed at the top of bottom plate, the oxygenerator is installed at the reaction box top, the left side of oxygenerator is provided with the oxygen supply pipe that lets in the reaction box, the left side of reaction box is provided with the air inlet, and the inner chamber is provided with circulation baffle, be provided with the conveyer pipe between reaction box and the purifying box, the right side of purifying box is provided with the gas vent, be provided with first air exhauster and second air exhauster in gas vent and the conveyer pipe respectively. This flue gas denitration purifier for industrial furnace kiln carries out the mixing reaction through the oxygen that takes place flue gas from air inlet entering reaction box and oxygenerator, makes the nitric oxide reaction be nitrogen dioxide to through the leading-in purifying box of conveyer pipe, purify the subassembly by spraying and utilize the water solubility of nitrogen dioxide with its absorption, make the exhaust flue gas have better denitration effect, its purification performance is better.

Description

Flue gas denitration purifier for industrial furnace kiln

Technical Field

The utility model relates to an industrial furnace kiln gas cleaning technical field specifically is a flue gas denitration purifier for industrial furnace kiln.

Background

Denitration mainly removes nitrated substances in flue gas, the substances enter the atmosphere to form acid rain, and the harm of the acid rain to human beings is very large, so that the national advocates environmental protection all the time, flue gas using coal as fuel contains the substances, particularly, the flue gas in a thermal power plant and a furnace kiln can cause the problems of plant exhaustion damage of buildings, water resource pollution and the like if not removed in the production process.

In the prior art, a flue gas purification device provided by a Chinese patent (with the publication number of CN 212141960U) has a good environmental protection effect, does not cause waste of water resources when used, reduces the use cost of the flue gas purification device, indirectly improves the use efficiency of the flue gas purification device, saves more worry when people use the flue gas purification device, further meets the use requirements of people, brings convenience to the work of people, but cannot thoroughly purify harmful nitrated compounds such as nitric oxide and the like in actual purification, and cannot achieve good environmental protection performance, so that the flue gas denitration purification device for an industrial furnace kiln is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To prior art not enough, the utility model provides an industrial furnace is flue gas denitration purifier for kiln to solve the problem mentioned in the above-mentioned background.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flue gas denitration purifier for industrial furnace kiln, includes the bottom plate, reaction box and purifying box are installed at the top of bottom plate, the oxygenerator is installed at the reaction box top, the left side of oxygenerator is provided with the oxygen delivery pipe that lets in the reaction box, the left side of reaction box is provided with the air inlet, and the inner chamber is provided with circulation baffle, be provided with the conveyer pipe between reaction box and the purifying box, the right side of purifying box is provided with the gas vent, be provided with first air exhauster and second air exhauster in gas vent and the conveyer pipe respectively, be provided with in the purifying box and spray the purification subassembly.

Preferably, the filter screen is installed on the left side of air inlet, and the axis of rotation of being connected with the filter screen is installed at the top.

Preferably, spray and purify the subassembly including installing in the left water pump of purifying box, the spray rack is installed at the top of purifying box inner chamber, the multiunit shower nozzle is installed to the bottom of spray rack, the water pipe that communicates respectively spray rack and purifying box bottom is installed at the both ends of water pump.

Preferably, the inner chamber of purifying box installs the gas-homogenizing storehouse of intercommunication conveyer pipe, multiunit exhaust pipe spare is all installed to the upper and lower both sides in gas-homogenizing storehouse.

Preferably, the exhaust pipe fitting comprises a plurality of groups of main pipes communicated with the gas homogenizing cabin, and two groups of shunt pipes are arranged at the end part of the main pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides a flue gas denitration purifier for industrial furnace kiln possesses following beneficial effect:

this flue gas denitration purifier for industrial furnace kiln carries out the mixing reaction through the oxygen that takes place flue gas from air inlet entering reaction box and oxygenerator, makes the nitric oxide reaction be nitrogen dioxide to through the leading-in purifying box of conveyer pipe, purify the subassembly by spraying and utilize the water solubility of nitrogen dioxide with its absorption, make the exhaust flue gas have better denitration effect, its purification performance is better.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1 filter screen, 2 air inlets, 3 circulating baffles, 4 reaction tanks, 5 first exhaust fans, 6 water pumps, 7 purification tanks, 8 bottom plates, 9 exhaust ports, 10 second exhaust fans, 11 spray heads, 12 gas equalizing bins, 13 spray racks, 14 water pipes, 15 delivery pipes, 16 oxygen generators, 17 oxygen delivery pipes, 18 rotating shafts, 19 main delivery pipes and 20 shunt pipes.

Detailed Description

The preferred embodiments of the present invention will be described with reference to the accompanying drawings, which should not be construed as limiting the invention.

It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first" and "second" are used merely for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features being referred to, whereby the features defining "first" and "second" may explicitly or implicitly include one or more such features, and in the description of the present invention, unless otherwise indicated, the meaning of "plurality" is two or more than two.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, and connected between two elements, and the specific meaning of the terms in the present invention is understood to be that of those skilled in the art.

Please refer to fig. 1-2, in the embodiment of the present invention, a flue gas denitration purification apparatus for industrial furnace, including a bottom plate 8, a reaction box 4 and a purification box 7 are installed at the top of the bottom plate 8, the reaction box 4 is used for reacting with nitric oxide to generate nitrogen dioxide, the purification box 7 is used for purifying and absorbing nitrogen dioxide, an oxygen generator 16 is installed at the top of the reaction box 4, the left side of the oxygen generator 16 is provided with an oxygen supply pipe 17 leading into the reaction box 4, oxygen is generated through the oxygen generator 16, oxygen is guided into the reaction box 4 through the oxygen supply pipe 17 to react with nitric oxide, the left side of the reaction box 4 is provided with an air inlet 2, an inner cavity is provided with a circulation baffle 3, the air inlet 2 guides flue gas into the reaction box 4, the reaction path of flue gas and oxygen is increased through the circulation baffle 3, so that the reaction path of flue gas and oxygen can be better converted into nitrogen dioxide, a conveying pipe 15 is arranged between the reaction box 4 and the purification box 7, the right side of the purification box 7 is provided with an exhaust port 9, a first exhaust fan 5 and a second exhaust fan 10 are respectively arranged in the exhaust fan 5 and the second exhaust fan 10, the exhaust fan 5 and the exhaust fan 10 are arranged in the purification box 7, so that the flue gas purification assembly can be quickly sprayed and the flue gas purification assembly can be discharged after being purified, and the purification box 7, thereby realizing the purification.

Further, filter screen 1 is installed in the left side of air inlet 2, and the axis of rotation 18 of being connected with filter screen 1 is installed at the top, and filter screen 1 makes the interior debris of the flue gas that gets into carry out filtration treatment, and when needs clearance filter screen 1, accessible axis of rotation 18 rotates filter screen 1, opens it and clears up.

Further, spray the purification unit including installing in the left water pump 6 of purifying box 7, spray rack 13 is installed at the top of purifying box 7 inner chamber, multiunit shower nozzle 11 is installed to spray rack 13's bottom, the water pipe 14 of intercommunication spray rack 13 and purifying box 7 bottom respectively is installed at the both ends of water pump 6, and through drive water pump 6, water pipe 14 extracts the water of purifying box 7 bottom to send into spray rack 13, spray to the bottom by multiunit shower nozzle 11, make the nitrogen dioxide in the flue gas absorbed.

Further, the equal gas storehouse 12 of intercommunication conveyer pipe 15 is installed to the inner chamber of purge box 7, multiunit exhaust pipe spare is all installed to the upper and lower both sides of equal gas storehouse 12, and conveyer pipe 15 sends the flue gas to equal gas storehouse 12, evenly discharges the flue gas in purge box 7 through equal gas storehouse 12, makes nitrogen dioxide can be by quick thorough processing.

Further, the exhaust pipe fitting includes the main duct 19 of the equal gas storehouse 12 of multiunit intercommunication, the tip of main duct 19 is provided with two group's flowing pipes 20, further shunts the flue gas by shunt tubes 20, conveniently purifies the absorption.

To sum up, this industrial furnace is flue gas denitration purifier for kiln controls first air exhauster 5 and second air exhauster 10, and the flue gas passes through air inlet 2 and gets into reaction box 4, and the oxygen that oxygenerator 16 made fully reacts with the flue gas under the guide of circulating baffle 3, makes nitrogen monoxide be thoroughly reacted into nitrogen dioxide, and send to gas homogenizing chamber 12 through conveyer pipe 15, by multicomponent flow tube 20 with its reposition of redundant personnel fill in purifying box 7, through drive water pump 6, utilize the water solubility of nitrogen dioxide, make water pipe 14 extract the water of purifying box 7 bottom, and send into spray rack 13, spray to the bottom by multiunit shower nozzle 11, make the nitrogen dioxide in the flue gas absorbed, make the exhaust flue gas have better denitration effect, its purifying performance is better.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a flue gas denitration purifier for industrial furnace kiln, includes bottom plate (8), its characterized in that: install reaction box (4) and purifying box (7) at the top of bottom plate (8), oxygenerator (16) are installed at reaction box (4) top, the left side of oxygenerator (16) is provided with oxygen feed pipe (17) that let in reaction box (4), the left side of reaction box (4) is provided with air inlet (2), and the inner chamber is provided with circulation baffle (3), be provided with conveyer pipe (15) between reaction box (4) and purifying box (7), the right side of purifying box (7) is provided with gas vent (9), be provided with first air exhauster (5) and second air exhauster (10) in gas vent (9) and conveyer pipe (15) respectively, be provided with in purifying box (7) and spray the purification subassembly.

2. The flue gas denitration and purification device for the industrial furnace kiln as claimed in claim 1, characterized in that: the filter screen (1) is installed in the left side of air inlet (2), and axis of rotation (18) of being connected with filter screen (1) are installed at the top.

3. The flue gas denitration and purification device for the industrial furnace kiln as claimed in claim 1, characterized in that: the spray purification assembly comprises a water pump (6) arranged on the left side of a purification box (7), a spray rack (13) is installed at the top of the inner cavity of the purification box (7), a plurality of groups of spray heads (11) are installed at the bottom of the spray rack (13), and water pipes (14) respectively communicated with the bottoms of the spray rack (13) and the purification box (7) are installed at the two ends of the water pump (6).

4. The flue gas denitration and purification device for the industrial furnace kiln as claimed in claim 3, characterized in that: the inner chamber of purifying box (7) is installed and is communicated with gas homogenizing chamber (12) of conveyer pipe (15), multiunit exhaust pipe spare is all installed to the upper and lower both sides in gas homogenizing chamber (12).

5. The flue gas denitration and purification device for the industrial furnace kiln as claimed in claim 4, characterized in that: the exhaust pipe fitting comprises a plurality of groups of main pipes (19) communicated with the gas homogenizing bin (12), and two groups of shunt pipes (20) are arranged at the end part of each main pipe (19).

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