CN214130955U

CN214130955U - Denitration flue gas recycling device based on sludge incineration

Info

Publication number: CN214130955U
Application number: CN202022870057.0U
Authority: CN
Inventors: 陈鑫波; 夏泽鑫; 何小瑜; 朱凯琳; 金喆浩; 田群超; 张强
Original assignee: Hangzhou Guotai Environmental Protection Technology Co Ltd
Current assignee: Hangzhou Guotai Environmental Protection Technology Co Ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-09-07
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a denitration flue gas recycle device based on sludge incineration relates to denitration flue gas technical field, the utility model discloses a purifier, agitating unit, induced air device, flue gas utilization device and circulating device, purifier include bottom plate and first pneumatic valve, and agitating unit includes the stirring support, and the stirring support welds with the bottom plate, and the induced air device includes induced air support and induced air cylinder, and induced air support and bottom plate welding, flue gas utilization device include first insulating tube and flue gas utilization case, and first insulating tube is connected with the induced air cylinder, and circulating device includes the second insulating tube, and the second insulating tube is connected with the flue gas utilization case. The utility model discloses denitration flue gas recycle device based on sludge incineration, agitator motor stir the flue gas through the stirring body and handle, and the heat of second insulating tube in to the flue gas is preserved, and the flue gas circulation that the second pneumatic valve will utilize up carries out further processing in taking the purification unit, and the induced air motor carries out the drainage through the induced air fan leaf to the flue gas.

Description

Denitration flue gas recycling device based on sludge incineration

Technical Field

The utility model relates to a denitration flue gas technical field, in particular to denitration flue gas recycle device based on sludge incineration.

Background

The flue gas denitration technology mainly comprises a dry method (selective catalytic reduction flue gas denitration, selective non-catalytic reduction denitration) and a wet method. Compared with the wet flue gas denitration technology, the dry flue gas denitration technology has the main advantages that: low basic investment, simple equipment and process, high NOx removing efficiency, no wastewater and waste treatment and difficult secondary pollution. A large amount of heat can be generated in the denitration flue gas treatment process, the denitration flue gas can be recycled by using the energy, and the denitration flue gas needs to be subjected to purification treatment and heat preservation treatment in the recycling process.

Energy contained in denitration flue gas generated after denitration treatment of flue gas generated by sludge incineration can be recycled, but the existing device has the defects of incapability of recycling and low purification treatment effect, and therefore, a denitration flue gas recycling device based on sludge incineration is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides denitration flue gas recycle device based on sludge incineration can effectively solve the lower problem of cyclic utilization and purification treatment effect in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a denitration flue gas recycling device based on sludge incineration comprises a purifying device, a stirring device, an air inducing device, a flue gas utilizing device and a circulating device, wherein the purifying device comprises a bottom plate, a purifying tank and a first air valve, one end of the first air valve is connected with one surface of the purifying tank, the stirring device comprises a stirring support, a stirring motor and a stirring rotating shaft, the purifying tank is of a hollow structure, a rotating hole is formed in the upper surface of the purifying tank, the stirring rotating shaft is in rotating fit with the rotating hole, the lower end of the stirring support is welded with the upper surface of the bottom plate, the other end of the stirring support is welded with the side surface of the stirring motor, a stirring motor shaft is arranged on the lower surface of the stirring motor, the upper end of the stirring rotating shaft is in rotating fit with the stirring motor shaft, the air inducing device comprises an air inducing support, an air inducing cylinder, a support frame, an air inducing motor and an air inducing rotating shaft, the lower end of the induced draft support is welded with the upper surface of the bottom plate, the upper end of the induced draft support is welded with the lower surface of the induced draft tube, the induced draft tube is of a hollow structure, one end of each support frame is welded with the inner surface of the induced draft tube, the other end of each support frame is welded with the outer surface of the induced draft motor, an induced draft motor shaft is arranged on one surface of the induced draft motor, one end of each induced draft rotating shaft is in rotating fit with the induced draft motor shaft, the other end of each first air valve is connected with one surface of the induced draft tube, the smoke utilization device comprises a first heat preservation pipe and a smoke utilization box, one end of each first heat preservation pipe is connected with the other surface of the induced draft tube, the circulating device comprises a second heat preservation pipe, one end of each second heat preservation pipe is connected with one surface of the smoke utilization box, the number of the support frames is four, and the support frames are mainly used for providing supporting force for the induced draft motors.

Preferably, purifier still includes the purification support, purify support lower extreme and bottom plate upper surface welding, purify support upper end and purification tank lower surface welding, purifier can provide and purify the place.

Preferably, agitating unit still includes the stirring body, stirring pivot lower extreme and the welding of stirring body upper surface, the position and the purifying tank of the stirring body suit, and agitating unit can stir the flue gas for it is more abundant to purify.

Preferably, the induced draft device also comprises an induced draft blade, the other end of the induced draft rotating shaft is welded with one surface of the induced draft blade, and the induced draft device can enable smoke to fast forward to the next procedure.

Preferably, the flue gas utilization device still includes the flue gas and utilizes the support, and is a plurality of the flue gas utilizes support lower extreme all with bottom plate upper surface welding, and is a plurality of flue gas utilizes support upper end all with flue gas utilization case lower surface welding, the first heat preservation pipe other end utilizes another surface connection of case with the flue gas, and wherein, the number that the flue gas utilized the support is four, and the flue gas utilizes the main action of support to provide holding power for the flue gas utilizes the case.

Preferably, the circulating device further comprises a second air valve, the other end of the second heat preservation pipe is connected with one end of the second air valve, the other end of the second air valve is connected with the other surface of the purification tank, and the circulating device can convey the used waste gas into the purification device for recycling.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up purifier and agitating unit, agitator motor can drive the stirring body through the stirring pivot and stir the processing to the flue gas, make the purification of flue gas can be more abundant, reach the purpose of abundant purification, through setting up circulating device, the second insulating tube can carry out better save to the heat in the flue gas, through reducing the energy in the thermal loss comes the utilization flue gas of bigger degree, the second pneumatic valve can further handle in taking to purifier with the flue gas circulation who utilizes up, cyclic utilization's purpose has been reached.

2. The utility model discloses in, through setting up the induced air device, the induced air motor can drive the induced air fan leaf through the induced air pivot and carry out the drainage to the flue gas, increases the speed that the flue gas flows for one procedure under the entering that the flue gas can be faster reaches the purpose that reduces energy loss.

Drawings

FIG. 1 is a schematic view of the overall structure of the denitration flue gas recycling device based on sludge incineration according to the present invention;

FIG. 2 is a schematic view of the denitration flue gas recycling device based on sludge incineration according to the present invention;

FIG. 3 is a schematic left-view structural diagram of the denitration flue gas recycling device based on sludge incineration according to the present invention;

FIG. 4 is a schematic view of the cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

fig. 5 is a schematic view of the internal cross-sectional structure at B-B in fig. 3 according to the present invention.

In the figure: 100. a purification device; 101. a base plate; 102. a purification support; 103. a purification tank; 104. a first air valve; 200. a stirring device; 201. stirring the bracket; 202. a stirring motor; 203. a stirring rotating shaft; 204. a stirring body; 300. an air inducing device; 301. an induced draft support; 302. a draught tube; 303. a support frame; 304. an induced draft motor; 305. an induced draft rotating shaft; 306. a fan blade; 400. a flue gas utilization device; 401. a first heat-insulating tube; 402. a flue gas utilization box; 403. a flue gas utilization bracket; 500. a circulation device; 501. a second insulating tube; 502. a second air valve.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-5, the utility model discloses a denitration flue gas recycling device based on sludge incineration, including purifier 100, agitating unit 200, induced draft device 300, flue gas utilization device 400 and circulating device 500, purifier 100 includes bottom plate 101, purification tank 103 and first air valve 104, first air valve 104 one end and purification tank 103 surface connection, agitating unit 200 includes stirring support 201, agitator motor 202 and stirring pivot 203, purification tank 103 is hollow structure, purification tank 103 upper surface is equipped with the rotation hole, stirring pivot 203 and rotation hole normal running fit, stirring support 201 lower extreme and bottom plate 101 upper surface welding, the stirring support 201 other end and agitator motor 202 side surface welding, agitator motor 202 lower surface is equipped with the agitator motor shaft, stirring pivot 203 upper end and agitator motor shaft normal running fit, induced draft device 300 includes induced draft support 301, The lower end of the induced draft bracket 301 is welded with the upper surface of the bottom plate 101, the upper end of the induced draft bracket 301 is welded with the lower surface of the induced draft barrel 302, the induced draft barrel 302 is of a hollow structure, one end of each of a plurality of supporting frames 303 is welded with the inner surface of the induced draft barrel 302, the other end of each of a plurality of supporting frames 303 is welded with the outer surface of the induced draft barrel 304, an induced draft motor shaft is arranged on one surface of the induced draft motor 304, one end of the induced draft rotating shaft 305 is in rotating fit with the induced draft motor shaft, the other end of the first air valve 104 is connected with one surface of the induced draft barrel 302, the flue gas utilization device 400 comprises a first heat-preservation pipe 401 and a flue gas utilization box 402, one end of the first heat-preservation pipe 401 is connected with the other surface of the induced draft barrel 302, the circulation device 500 comprises a second heat-preservation pipe 501, one end of the second heat-preservation pipe 501 is connected with one surface of the flue gas utilization box 402, the number of the support frames 303 is four, and the support frames 303 mainly function to provide support force for the induced draft motor 304.

Referring to fig. 1, the purification apparatus 100 further includes a purification bracket 102, a lower end of the purification bracket 102 is welded to an upper surface of the base plate 101, an upper end of the purification bracket 102 is welded to a lower surface of the purification tank 103, and the purification apparatus 100 can provide a purification site.

Referring to fig. 1-4, the stirring device 200 further includes a stirring body 204, the lower end of the stirring rotating shaft 203 is welded to the upper surface of the stirring body 204, the position of the stirring body 204 is adapted to the purification tank 103, and the stirring device 200 can stir the flue gas, so that the purification is more sufficient.

Referring to fig. 1 to 5, the air inducing device 300 further includes an air inducing blade 306, the other end of the air inducing rotation shaft 305 is welded to a surface of the air inducing blade 306, and the air inducing device 300 can fast forward the smoke to the next procedure.

Referring to fig. 1, the flue gas utilization device 400 further includes flue gas utilization supports 403, the lower ends of the plurality of flue gas utilization supports 403 are all welded to the upper surface of the bottom plate 101, the upper ends of the plurality of flue gas utilization supports 403 are all welded to the lower surface of the flue gas utilization box 402, the other end of the first heat preservation pipe 401 is connected to the other surface of the flue gas utilization box 402, the number of the flue gas utilization supports 403 is four, and the flue gas utilization supports 403 mainly serve to provide supporting force for the flue gas utilization box 402.

Referring to fig. 1, the circulation device 500 further includes a second air valve 502, the other end of the second heat insulation pipe 501 is connected to one end of the second air valve 502, the other end of the second air valve 502 is connected to the other surface of the purification tank 103, and the circulation device 500 can convey the used exhaust gas to the purification device 100 for recycling.

The utility model discloses a theory of operation does: wherein the models of the stirring motor 202 and the induced draft motor 304 are YE2-132S1-2, the denitration flue gas is conveyed into the purification tank 103 for purification treatment, the stirring motor 202 is started, the stirring motor 202 drives the stirring body 204 through the stirring rotating shaft 203 to stir the denitration flue gas, so that the purification process is quicker and more sufficient, after the purification is finished, the induced draft motor 304 and the first air valve 104 are started, the induced draft motor 304 drives the induced draft fan 306 to rotate through the induced draft rotating shaft 305 to generate wind power, the purified denitration flue gas is driven to rapidly enter the flue gas utilization box 402, the energy in the denitration flue gas can be retained to a greater extent, after the energy contained in the denitration flue gas is used in the flue gas utilization box 402, the second gas valve 502 is opened to convey the waste gas into the purification tank 103 again through the second heat preservation pipe 501, the second insulating pipe 501 can retain the energy contained in the exhaust gas to a greater extent by performing the circulation treatment.

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.

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

1. Denitration flue gas recycle device based on sludge incineration, including purifier (100), agitating unit (200), induced air device (300), flue gas utilization device (400) and circulating device (500), its characterized in that: purifier (100) includes bottom plate (101), purification tank (103) and first pneumatic valve (104), first pneumatic valve (104) one end is connected with purification tank (103) surface, agitating unit (200) are including stirring support (201), agitator motor (202) and stirring pivot (203), purification tank (103) are hollow structure, purification tank (103) upper surface is equipped with rotatory hole, stirring pivot (203) and rotatory hole normal running fit, stirring support (201) lower extreme and bottom plate (101) upper surface welding, stirring support (201) other end and agitator motor (202) side surface welding, agitator motor (202) lower surface is equipped with agitator motor shaft, stirring pivot (203) upper end and agitator motor shaft normal running fit, air-inducing device (300) are including induced air support (301), induced air cylinder (302), The device comprises support frames (303), an induced draft motor (304) and an induced draft rotating shaft (305), wherein the lower end of the induced draft support frame (301) is welded with the upper surface of a bottom plate (101), the upper end of the induced draft support frame (301) is welded with the lower surface of the induced draft tube (302), the induced draft tube (302) is of a hollow structure, one end of each support frame (303) is welded with the inner surface of the induced draft tube (302), the other end of each support frame (303) is welded with the outer surface of the induced draft motor (304), an induced draft motor shaft is arranged on one surface of the induced draft motor (304), one end of the induced draft rotating shaft (305) is in rotating fit with the induced draft motor shaft, the other end of a first air valve (104) is connected with one surface of the induced draft tube (302), the smoke utilization device (400) comprises a first heat preservation pipe (401) and a smoke utilization box (402), one end of the first heat preservation pipe (401) is connected with the other surface of the induced draft tube (302), the circulating device (500) comprises a second heat-insulating pipe (501), and one end of the second heat-insulating pipe (501) is connected with one surface of the smoke utilization box (402).

2. The sludge incineration based denitration flue gas recycling device according to claim 1, characterized in that: the purification device (100) further comprises a purification support (102), the lower end of the purification support (102) is welded with the upper surface of the bottom plate (101), and the upper end of the purification support (102) is welded with the lower surface of the purification tank (103).

3. The sludge incineration based denitration flue gas recycling device according to claim 1, characterized in that: the stirring device (200) further comprises a stirring body (204), the lower end of the stirring rotating shaft (203) is welded with the upper surface of the stirring body (204), and the position of the stirring body (204) is matched with the purification tank (103).

4. The sludge incineration based denitration flue gas recycling device according to claim 1, characterized in that: the air inducing device (300) further comprises an air inducing blade (306), and the other end of the air inducing rotating shaft (305) is welded with one surface of the air inducing blade (306).

5. The sludge incineration based denitration flue gas recycling device according to claim 1, characterized in that: the flue gas utilizes device (400) still includes flue gas and utilizes support (403), and is a plurality of flue gas utilizes support (403) lower extreme all with bottom plate (101) upper surface welded, and is a plurality of flue gas utilizes support (403) upper end all with flue gas and utilizes case (402) lower surface welded, first heat preservation pipe (401) other end and flue gas utilize another surface connection of case (402).

6. The sludge incineration based denitration flue gas recycling device according to claim 1, characterized in that: the circulating device (500) further comprises a second air valve (502), the other end of the second heat preservation pipe (501) is connected with one end of the second air valve (502), and the other end of the second air valve (502) is connected with the other surface of the purification tank (103).