CN218590152U - Acid-base neutralization type acid mist absorption device for coal-fired power plant - Google Patents
Acid-base neutralization type acid mist absorption device for coal-fired power plant Download PDFInfo
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- CN218590152U CN218590152U CN202220920054.XU CN202220920054U CN218590152U CN 218590152 U CN218590152 U CN 218590152U CN 202220920054 U CN202220920054 U CN 202220920054U CN 218590152 U CN218590152 U CN 218590152U
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Abstract
The utility model discloses a coal-fired power plant is with acid-base neutralization formula acid mist absorbing device, relate to the acid mist field of absorbing, including acid mist treatment jar, upper end cover and lower end cover, when the harmful waste gas that coal-fired power plant discharged gets into jar internal when the intake pipe gets into jar, can carry out acid-base neutralization reaction with multiunit water filter dish in succession, make the harmful waste gas that coal-fired power plant discharged more abundant in acid mist absorption and acid-base neutralization reaction, through basicity filter plate part, can carry out last step acid mist absorption and acid-base neutralization reaction processing to waste gas, can effectively reduce the probability that contains harmful gas in the combustion gas in the blast pipe, through the filter hopper structure, can filter the impurity in the mixed liquid of alkaline solution and running water, through the mixed liquid with alkaline solution after the filtration processing and running water from the inside that the blast pipe pours into the jar body into, not only can promote the utilization ratio of alkaline liquid, can also avoid causing the waste of water resource.
Description
Technical Field
The utility model relates to an acid mist absorbs technical field, especially a coal fired power plant is with acid-base neutralization type acid mist absorbing device.
Background
The acid mist absorbing device (acid mist purifying tower, acid mist absorbing tower, acid mist purifier) is suitable for treating various harmful waste gas, the acid mist inlet of the acid mist absorber and the exhaust port of the acid storing tank are connected into a closed system via corrosion-resisting pipeline, water is added from the water adding port and sprayed via the water adding system, the acid mist is sprayed homogeneously, and the acid mist is absorbed fully by water via the absorbing system and released, and the water solution is exhausted via the water exhaust port to the neutralizing pond.
At present, an acid-base neutralization type acid mist absorption device used in a coal-fired power plant has too single function, mostly adopts a packed tank (tower) sprayed by continuous clear water, and a common absorption mode is a liquid adsorption method, so that alkaline liquid and acid mist are subjected to neutralization reaction to achieve the purpose of absorbing the acid mist. However, in many existing treatment methods, gas is directly introduced into alkaline liquid, so that the utilization rate of the alkaline liquid is low, and the acid mist is not sufficiently absorbed. Therefore, the development of an acid-base neutralization type acid mist absorption device for a coal-fired power plant is needed.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems occurring in the prior art.
Therefore, the utility model aims to solve the problem how to provide a coal fired power plant is with acid-base neutralization formula acid mist absorbing device.
In order to solve the technical problem, the utility model provides a following technical scheme: an acid-base neutralization type acid mist absorption device for a coal-fired power plant comprises,
the acid mist treatment tank comprises an acid mist treatment tank, an upper end cover and a lower end cover;
the acid mist treatment tank comprises a tank body, and an alkaline filter plate is arranged at the top of the tank body;
the top of the upper end cover is provided with an exhaust pipe, the two sides of the exhaust pipe are provided with hanging brackets, and the bottom of the upper end cover is provided with a first connecting piece;
the bottom of lower end cover is provided with the drain pipe, the middle part of drain pipe is provided with the drainage valve, the second connecting piece is installed at the top of lower end cover, the inside of second connecting piece still is provided with the filter funnel.
Based on the technical characteristics: according to the scheme, the water spray plates and the atomizing spray head components are additionally arranged on the two sides of the inner wall of the tank body, so that a plurality of groups of water filtering discs additionally arranged in the middle of the tank body can be wetted conveniently, and meanwhile, alkaline solution and tap water can be mixed conveniently, when harmful waste gas discharged by a coal-fired power plant enters the tank body from the air inlet pipe, acid-base neutralization reaction can be continuously carried out on the harmful waste gas and the plurality of groups of water filtering discs, so that the harmful waste gas discharged by the coal-fired power plant is more sufficient in acid mist absorption and acid-base neutralization reaction;
when the waste gas after multiple treatment is ready to be discharged, the alkaline filter plate component is matched, the acid mist absorption and acid-base neutralization reaction treatment of the last step can be carried out on the waste gas, and the probability that the gas discharged from the exhaust pipe contains harmful gas can be effectively reduced;
when the mixed liquid of alkaline solution and running water permeates the inside of lower extreme cover from the multiunit drainage dish, through the filter hopper structure, can filter the impurity in the mixed liquid of alkaline solution and running water, through opening the drainage valve, discharge in the convenient mixed liquid of alkaline solution after with the filtration treatment and running water follow the drain pipe, pour into the inside of the jar body from the blast pipe through the mixed liquid with exhaust alkaline solution and running water, not only can promote the utilization ratio of alkaline liquid, can also avoid causing the waste of water resource.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's an preferred scheme, wherein: a tap water connecting pipe is installed on one side of the top of the tank body, an alkaline water connecting pipe is arranged on one side, away from the top of the tank body, of the tap water connecting pipe, and an air inlet pipe is further connected to one side of the bottom of the tank body.
Based on the technical characteristics: through the tap water connecting pipe and the alkaline water connecting pipe, tap water and alkaline solution are conveniently injected into the tank body according to a certain proportion.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's an preferred scheme, wherein: the inside of the jar body has been seted up and has been neutralized the reaction tank, annular spread groove has all been seted up at the both ends of neutralization reaction tank, and is two sets of the bottom of annular spread groove all is provided with sealed the pad.
Based on the technical characteristics: the upper end cover and the lower end cover are conveniently and respectively connected and fixed at two ends of the tank body through the annular connecting grooves formed at two ends of the neutralization reaction tank.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's an preferred scheme, wherein: and an opening at one end of the neutralization reaction tank is provided with a plurality of groups of clamping grooves, and the middle part of the neutralization reaction tank is also provided with a plurality of groups of water filtering discs.
Based on the technical characteristics: the alkaline filter plate is conveniently clamped and fixed in the neutralization reaction tank through the clamping groove structure.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's an preferred scheme, wherein: the water spraying plate is arranged at one end of the tap water connecting pipe and one end of the alkaline water connecting pipe, the water spraying plates are arranged on two sides of the top of the water filtering disc, and a plurality of groups of atomizing nozzles are arranged on one side of each water spraying plate.
Based on the technical characteristics: through the multiunit atomizer that installs additional on one side of the water spray plate, the convenience sprays the tap water and the alkaline solution that pour into at the top of multiunit water filter dish, can also make the water filter dish can be evenly drenched by the mixed liquid of tap water and alkaline solution to this promotes the efficiency of water filter dish to the harmful waste gas acid mist absorption and the acid-base neutralization reaction of coal-fired power plant emission.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's preferred scheme, wherein: the middle part of the alkaline filter plate is provided with an alkaline filter screen, and the outer sides of the periphery of the alkaline filter screen are respectively provided with a clamping block.
Based on the technical characteristics: through joint piece and joint groove structure, the jar body can carry out dismouting and change operation to the alkaline filter plate according to the in service behavior of alkaline filter screen.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's an preferred scheme, wherein: the clamping block is in clamping fit with the clamping groove.
Based on the technical characteristics: because of the joint piece is the joint cooperation with the joint groove, can promote the steadiness that the jar body is connected with the basicity filter plate.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's an preferred scheme, wherein: the first connector is consistent with the second connector in structure, the second connector comprises a sealing connecting ring, and a sealing ring is arranged on the top of the sealing connecting ring.
Based on the technical characteristics: because the first connecting piece is consistent with the second connecting piece in structure, the upper end cover and the lower end cover are conveniently connected and fixed at the two ends of the tank body respectively.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's an preferred scheme, wherein: the sealing connecting ring is in threaded connection with the annular connecting groove.
Based on the technical characteristics: because the sealing connecting ring is in threaded connection with the annular connecting groove, the upper end cover and the lower end cover are conveniently and respectively in threaded fixed connection with two ends of the tank body.
As a coal fired power plant is with an acid-base neutralization formula acid mist absorbing device's an preferred scheme, wherein: the sealing ring and the sealing gasket are rubber gaskets.
Based on the technical characteristics: because of the sealing washer with sealed the pad be the rubber pad, when upper end cover and lower end cover threaded connection respectively at the both ends of the jar body, can promote the gas tightness of connecting between the three, can effectively prevent that the harmful waste gas that coal fired power plant discharged from the gap department of connecting between the three from leaking the blowout.
The utility model discloses beneficial effect does: 1. this scheme is through the water spray plate and the atomizing nozzle subassembly of installing additional in the inner wall both sides of the jar body, the convenient multiunit drainage dish that installs additional at jar body middle part is drenched and is handled, and simultaneously, still make things convenient for the mixture of alkaline solution and running water, when the harmful waste gas that coal fired power plant discharged gets into the inside of the jar body from the intake pipe, can carry out acid-base neutralization reaction with multiunit drainage dish in succession, make the harmful waste gas that coal fired power plant discharged more abundant in acid mist absorption and acid-base neutralization reaction.
2. When the waste gas after multiple treatment is ready to be discharged, the waste gas can be subjected to acid mist absorption and acid-base neutralization reaction treatment in the last step by matching with the alkaline filter plate part, so that the probability of harmful gas contained in the gas discharged from the exhaust pipe can be effectively reduced.
3. When the mixed liquid of alkaline solution and running water permeates the inside of lower extreme cover from the multiunit drainage dish, through the filter hopper structure, can filter the impurity in the mixed liquid of alkaline solution and running water, through opening the drainage valve, discharge in the convenient mixed liquid of alkaline solution after with the filtration treatment and running water follow the drain pipe, pour into the inside of the jar body from the blast pipe through the mixed liquid with exhaust alkaline solution and running water, not only can promote the utilization ratio of alkaline liquid, can also avoid causing the waste of water resource.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein:
fig. 1 is an overall configuration diagram of an acid-base neutralizing type acid mist absorption apparatus for a coal-fired power plant in example 1.
Fig. 2 is a schematic structural view of a tank of the acid-base neutralization-type acid mist absorption device for the coal-fired power plant in example 1.
FIG. 3 is a schematic view of a neutralization reaction tank of an acid-base neutralization-type acid mist absorption apparatus for a coal-fired power plant in example 2.
Fig. 4 is a schematic structural view of a water filter disc of the acid-base neutralization type acid mist absorption device for the coal-fired power plant in example 2.
Fig. 5 is a schematic structural view of a lower end cap of an acid-base neutralization-type acid mist absorption device for a coal-fired power plant in example 3.
In the drawings, the components represented by the respective reference numerals are listed below:
100. an acid mist treatment tank; 101. a tank body; 101a, a tap water connecting pipe; 101a-1, a water spraying plate; 101a-2, an atomizing spray head; 101b, an alkaline water connecting pipe; 101c, an air inlet pipe; 101d, a neutralization reaction tank; 101d-1, a clamping groove; 101d-2, a water filtering disc; 101e, an annular connecting groove; 101f, a gasket; 102. an alkaline filter plate; 102a, an alkaline filter screen; 102b, a clamping block; 200. an upper end cover; 201. an exhaust pipe; 202. a hanger; 203. a first connecting member; 300. a lower end cover; 301. a drain pipe; 302. a drain valve; 303. a second connecting member; 303a, a sealing connection ring; 303b, a seal ring; 304. and (4) filtering the funnel.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the present invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 3, there is provided a first embodiment of the present invention, which provides an acid-base neutralizing type acid mist absorption apparatus for a coal-fired power plant, comprising,
an acid mist treatment tank 100, an upper end cap 200 and a lower end cap 300;
the acid mist treatment tank 100 comprises a tank body 101, wherein the top of the tank body 101 is provided with an alkaline filter plate 102;
an exhaust pipe 201 is installed at the top of the upper end cover 200, hangers 202 are installed on two sides of the exhaust pipe 201, and a first connecting piece 203 is installed at the bottom of the upper end cover 200;
the bottom of lower end cover 300 is provided with drain pipe 301, the middle part of drain pipe 301 is provided with drain valve 302, second connecting piece 303 is installed at the top of lower end cover 300, the inside of second connecting piece 303 still is provided with filter hopper 304, the running water connecting pipe 101a is installed to top one side of jar body 101, running water connecting pipe 101a is kept away from top one side of jar body 101 and is provided with alkaline water connecting pipe 101b, bottom one side of jar body 101 still is connected with intake pipe 101c, through running water connecting pipe 101a and alkaline water connecting pipe 101b, conveniently pour into the inside of jar body 101 with running water and alkaline solution according to certain proportion.
Example 2
Referring to fig. 3-4, a second embodiment of the present invention, which is different from the first embodiment, is: the neutralization reaction tank 101d has been seted up to the inside of jar body 101, and annular connecting groove 101e has all been seted up at the both ends of neutralization reaction tank 101d, and the bottom of two sets of annular connecting grooves 101e all is provided with sealed pad 101f, through the annular connecting groove 101e of seting up at neutralization reaction tank 101d both ends, conveniently connects upper end cover 200 and lower end cover 300 respectively and fixes the both ends at jar body 101.
A plurality of groups of clamping grooves 101d-1 are arranged at an opening at one end of the neutralization reaction tank 101d, a plurality of groups of water filtering discs 101d-2 are also arranged in the middle of the neutralization reaction tank 101d, and the alkaline filtering plate 102 is conveniently clamped and fixed in the neutralization reaction tank 101d through the structure of the clamping grooves 101 d-1.
One end of the tap water connecting pipe 101a and one end of the alkaline water connecting pipe 101b are both provided with water spray plates 101a-1, two groups of water spray plates 101a-1 are positioned at two sides of the top of the water filtering disc 101d-2, one side of the two groups of water spray plates 101a-1 is provided with a plurality of groups of atomizing nozzles 101a-2, the water filtering disc 101d-2 can be uniformly wetted by the mixed liquid of tap water and alkaline solution by the groups of atomizing nozzles 101a-2 additionally arranged at one side of the water spray plates 101a-1, and therefore the efficiency of absorption of harmful waste gas acid mist discharged by the coal power plant and the efficiency of acid-base neutralization reaction of the water filtering disc 101d-2 are improved.
The middle part of the alkaline filter plate 102 is provided with an alkaline filter screen 102a, the outer sides of the periphery of the alkaline filter screen 102a are respectively provided with a clamping block 102b, and the tank body 101 can carry out dismounting and replacing operations on the alkaline filter plate 102 according to the use condition of the alkaline filter screen 102a through the structures of the clamping block 102b and the clamping groove 101 d-1.
Example 3
Referring to fig. 3-5, a third embodiment of the present invention is different from the first two embodiments: the clamping block 102b is in clamping fit with the clamping groove 101d-1, so that the stability of the connection between the tank body 101 and the alkaline filter plate 102 can be improved.
The first connector 203 and the second connector 303 are consistent in structure, the second connector 303 comprises a sealing connection ring 303a, and a sealing ring 303b is arranged at the top of the sealing connection ring 303a, so that the upper end cover 200 and the lower end cover 300 are conveniently and respectively connected and fixed at two ends of the tank 101 due to the consistency of the first connector 203 and the second connector 303.
The sealing connection ring 303a is in threaded connection with the annular connection groove 101e, so that the upper end cover 200 and the lower end cover 300 are respectively and fixedly connected to two ends of the tank 101 in a threaded manner.
The sealing ring 303b and the sealing gasket 101f are rubber gaskets, and when the upper end cover 200 and the lower end cover 300 are respectively screwed at two ends of the tank body 101, the air tightness of the connection between the three can be improved, and harmful waste gas discharged by a coal-fired power plant can be effectively prevented from leaking and spraying out from a gap formed by the connection between the three.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a coal fired power plant is with acid-base neutralization formula acid mist absorbing device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
an acid mist treatment tank (100), an upper end cover (200) and a lower end cover (300);
the acid mist treatment tank (100) comprises a tank body (101), wherein an alkaline filter plate (102) is mounted at the top of the tank body (101);
an exhaust pipe (201) is mounted at the top of the upper end cover (200), hangers (202) are mounted on two sides of the exhaust pipe (201), and a first connecting piece (203) is mounted at the bottom of the upper end cover (200);
the bottom of lower end cover (300) is provided with drain pipe (301), the middle part of drain pipe (301) is provided with drain valve (302), second connecting piece (303) are installed to the top of lower end cover (300), the inside of second connecting piece (303) still is provided with filter hopper (304).
2. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 1, characterized in that: the utility model discloses a tap water tank, including jar body (101), tap water connecting pipe (101 a) is installed to top one side of jar body (101), tap water connecting pipe (101 a) keep away from jar body (101) top one side and is provided with alkaline water connecting pipe (101 b), bottom one side of jar body (101) still is connected with intake pipe (101 c).
3. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 2, characterized in that: the inside of jar body (101) has seted up neutralization reaction groove (101 d), annular connecting groove (101 e), two sets of have all been seted up at the both ends of neutralization reaction groove (101 d) the bottom of annular connecting groove (101 e) all is provided with sealed pad (101 f).
4. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 3, characterized in that: an opening at one end of the neutralization reaction tank (101 d) is provided with a plurality of groups of clamping grooves (101 d-1), and the middle part of the neutralization reaction tank (101 d) is also provided with a plurality of groups of water filtering discs (101 d-2).
5. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 3 or 4, characterized in that: one end of the tap water connecting pipe (101 a) and one end of the alkaline water connecting pipe (101 b) are both provided with water spraying plates (101 a-1), the two groups of water spraying plates (101 a-1) are positioned at two sides of the top of the water filtering disc (101 d-2), and one side of the two groups of water spraying plates (101 a-1) is provided with a plurality of groups of atomizing nozzles (101 a-2).
6. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 5, wherein: the alkaline filter plate is characterized in that an alkaline filter screen (102 a) is arranged in the middle of the alkaline filter plate (102), and clamping blocks (102 b) are respectively arranged on the outer sides of the periphery of the alkaline filter screen (102 a).
7. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 6, wherein: the clamping block (102 b) is in clamping fit with the clamping groove (101 d-1).
8. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 7, wherein: the first connector (203) and the second connector (303) are consistent in structure, the second connector (303) comprises a sealing connecting ring (303 a), and a sealing ring (303 b) is arranged at the top of the sealing connecting ring (303 a).
9. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 8, wherein: the seal connecting ring (303 a) is in threaded connection with the annular connecting groove (101 e).
10. The acid-base neutralization-type acid mist absorption device for the coal-fired power plant according to claim 8 or 9, wherein: the sealing ring (303 b) and the sealing gasket (101 f) are both rubber gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220920054.XU CN218590152U (en) | 2022-04-20 | 2022-04-20 | Acid-base neutralization type acid mist absorption device for coal-fired power plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220920054.XU CN218590152U (en) | 2022-04-20 | 2022-04-20 | Acid-base neutralization type acid mist absorption device for coal-fired power plant |
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| Publication Number | Publication Date |
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| CN218590152U true CN218590152U (en) | 2023-03-10 |
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| CN202220920054.XU Active CN218590152U (en) | 2022-04-20 | 2022-04-20 | Acid-base neutralization type acid mist absorption device for coal-fired power plant |
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| CN (1) | CN218590152U (en) |
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