CN220771924U - Roasting kiln tail flue gas recovery device - Google Patents
Roasting kiln tail flue gas recovery device Download PDFInfo
- Publication number
- CN220771924U CN220771924U CN202321758785.XU CN202321758785U CN220771924U CN 220771924 U CN220771924 U CN 220771924U CN 202321758785 U CN202321758785 U CN 202321758785U CN 220771924 U CN220771924 U CN 220771924U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- pipe
- heat exchange
- box
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 239000003546 flue gas Substances 0.000 title claims abstract description 69
- 238000011084 recovery Methods 0.000 title claims abstract description 46
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000779 smoke Substances 0.000 claims description 12
- 241000208125 Nicotiana Species 0.000 claims description 8
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims 3
- 238000004064 recycling Methods 0.000 abstract description 9
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 239000007921 spray Substances 0.000 description 10
- 239000000428 dust Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000001354 calcination Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a roasting kiln tail flue gas recovery device which comprises a recovery box connected with a flue gas port of a rotary kiln tail, wherein a heat exchange pipe is arranged in the recovery box, a heating block is arranged on the outer side surface of the heat exchange pipe, a flue gas inlet pipe is arranged on one side surface of the recovery box in a penetrating manner, one end of the flue gas inlet pipe is fixedly connected with one end of the heat exchange pipe, a connecting pipe is arranged on the other end of the heat exchange pipe in a penetrating manner through the recovery box, and connecting columns are arranged on two sides of the bottom surface of the recovery box. According to the utility model, the flue gas generated during the operation of the roasting kiln enters the flue gas inlet pipe, the flue gas inlet pipe conveys the flue gas into the heat exchange pipe in the recovery box, the heating block on the outer side surface of the heat exchange pipe absorbs the heat in the flue gas in the heat exchange pipe, and the heating block releases the heat after the heat absorption, so that the water in the recovery box can be heated, thereby recycling the heat in the flue gas, preventing the heat in the flue gas and the flue gas from being discharged to the outside together to cause the waste of heat resources, and being beneficial to saving resources.
Description
Technical Field
The utility model relates to the technical field related to kilns, in particular to a roasting kiln tail flue gas recovery device.
Background
In the related art, the flue gas recovery device at the tail of the roasting kiln directly discharges the generated flue gas through the flue gas outlet, so that the pollution to the surrounding environment is easy to cause, and the heat in the flue gas is discharged along with the flue gas, so that the waste of heat resources is easy to cause, and the heat in the flue gas is inconvenient to recycle.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a roasting kiln tail flue gas recovery device which has the advantages of being convenient for recycling heat in flue gas and reducing pollution to the environment caused by direct discharge of flue gas, thereby solving the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a calcination kiln tail flue gas recovery unit, includes the collection box of being connected with rotary kiln tail flue gas mouth, the inside of collection box is equipped with the heat exchange tube, and the outside surface of heat exchange tube is equipped with the heating block, one side surface of collection box runs through and is equipped with into the tobacco pipe, and advances the one end and the one end fixed connection of heat exchange tube of tobacco pipe, the other end of heat exchange tube runs through the collection box and is equipped with the connecting pipe, the bottom surface both sides of collection box are equipped with the spliced pole, and the bottom of spliced pole is equipped with the bottom plate, top surface one side of bottom plate is equipped with the treatment box, the one end and the treatment box of connecting pipe are connected, be equipped with the shower, and install the atomizer on the shower, one side surface of treatment box is equipped with puts the thing board, and put the top surface mounting of thing board has the water pump, the water pump passes through raceway and shower connection, top surface one side of collection box is equipped with the inlet tube, bottom surface intermediate position department of collection box is equipped with the drain pipe, and installs first valve on the drain pipe.
Preferably, a smoke outlet is arranged in the middle of the top surface of the treatment box.
Preferably, baffles are obliquely arranged on two sides of the inner wall of the treatment box.
Preferably, a drain pipe is arranged on one side surface of the treatment box, and a second valve is arranged on the drain pipe.
Preferably, the front end surface of the recovery box is fixedly connected with an access panel through bolts.
Preferably, the heating block and the heat exchange tube are made of metal copper.
Preferably, the connecting columns are arranged in a plurality, and the connecting columns are uniformly distributed on two sides of the bottom surface of the recovery box.
Preferably, a plurality of heating blocks are arranged in total, and the plurality of heating blocks are uniformly distributed on the outer side surface of the heat exchange tube.
(III) beneficial effects
Compared with the prior art, the utility model provides a roasting kiln tail flue gas recovery device, which has the following beneficial effects:
(1) According to the utility model, the flue gas generated during the operation of the roasting kiln enters the flue gas inlet pipe, the flue gas inlet pipe conveys the flue gas into the heat exchange pipe in the recovery box, the heating block on the outer side surface of the heat exchange pipe absorbs heat in the flue gas in the heat exchange pipe, and the heating block releases heat after the heat is absorbed, so that water in the recovery box can be heated, thereby recycling the heat in the flue gas, preventing the heat in the flue gas and the flue gas from being discharged to the outside together to cause waste of heat resources, and being beneficial to saving resources.
(2) According to the utility model, the flue gas subjected to heat exchange through the heat exchange pipe enters the treatment box through the connecting pipe, the water pump is started, the water pump conveys external clear water to the spray pipe in the treatment box through the water suction pipe, and then the spray pipe sprays water mist through the atomizing nozzle on the spray pipe, so that dust fall treatment can be carried out on the flue gas, dust in the flue gas is prevented from being directly discharged to the air to pollute the surrounding environment, and the surrounding environment is convenient to protect.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a kiln tail flue gas recovery device according to the present utility model;
FIG. 2 is a front view of a kiln tail flue gas recovery device according to the present utility model;
fig. 3 is a schematic diagram of the heat exchange tube and the heating block of the flue gas recovery device at the tail of the roasting kiln.
Legend description:
1. a recovery box; 2. a water inlet pipe; 3. a heat exchange tube; 4. a smoke inlet pipe; 5. a heating block; 6. a bottom plate; 7. a connecting column; 8. a first valve; 9. a drain pipe; 10. a connecting pipe; 11. a treatment box; 12. a shower pipe; 13. a water pump; 14. an atomizing nozzle; 15. a baffle; 16. a second valve; 17. a blow-down pipe; 18. an access panel; 19. and a smoke outlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, a flue gas recycling device for roasting kiln tail comprises a recycling box 1 connected with a flue gas port of a rotary kiln tail, wherein a heat exchange tube 3 is arranged in the recycling box 1, a heating block 5 is arranged on the outer side surface of the heat exchange tube 3, a smoke inlet tube 4 is arranged on one side surface of the recycling box 1 in a penetrating manner, one end of the smoke inlet tube 4 is fixedly connected with one end of the heat exchange tube 3, a connecting tube 10 is arranged on the other end of the heat exchange tube 3 in a penetrating manner through the recycling box 1, connecting columns 7 are arranged on two sides of the bottom surface of the recycling box 1, a bottom plate 6 is arranged at the bottom end of the connecting columns 7, a treatment box 11 is arranged on one side of the top surface of the bottom plate 6, one end of the connecting tube 10 is connected with the treatment box 11, a spray tube 12 is arranged in the treatment box 11, an atomization spray nozzle 14 is arranged on the spray tube 12, a storage plate is arranged on one side surface of the treatment box 11, and a water pump 13 is arranged on the top surface of the storage plate, the water pump 13 is connected with the spray pipe 12 through the raceway, top surface one side of the recovery box 1 is equipped with inlet tube 2, bottom surface intermediate position department of the recovery box 1 is equipped with drain pipe 9, and install first valve 8 on the drain pipe 9, wherein the produced flue gas of kiln during operation enters into tobacco pipe 4, advance tobacco pipe 4 in carrying the flue gas to the heat transfer pipe 3 in the recovery box 1, absorb the heat in the flue gas in the heat transfer pipe 3 through the heating block 5 on the outside surface of heat transfer pipe 3, release the heat through heating block 5 after the absorption, can heat the water in the recovery box 1, thereby can carry out recycle to the heat in the flue gas, prevent the heat in the flue gas and the flue gas together to discharge to outside and cause the waste of heat resource, be favorable to saving resources.
In one embodiment, the treatment tank 11 is provided with a smoke outlet 19 at a position intermediate the top surface thereof, wherein the treated smoke can be discharged by using the smoke outlet 19.
In one embodiment, the baffle 15 is obliquely arranged on two sides of the inner wall of the treatment box 11, wherein through the use of the baffle 15, the flow speed of the flue gas in the treatment box 11 can be effectively slowed down, so that the water mist can be fully contacted with the flue gas, and the dust settling effect on the flue gas is improved conveniently.
In one embodiment, a drain pipe 17 is provided on one side surface of the treatment tank 11, and a second valve 16 is installed on the drain pipe 17, wherein the sewage in the treatment tank 11 can be discharged by opening the second valve 16 on the drain pipe 17.
In one embodiment, the front end surface of the recovery tank 1 is fixedly connected with an access panel 18 through bolts, wherein the access panel 18 is removed by loosening the bolts, so that the components in the recovery tank 1 can be maintained and overhauled.
In one embodiment, the heating block 5 and the heat exchange tube 3 are made of metal copper, and have the advantages of good heat absorption effect and high heat conduction performance, so that heat in the flue gas is absorbed conveniently.
In one embodiment, the connecting columns 7 are provided in a plurality, and the connecting columns 7 are uniformly distributed on two sides of the bottom surface of the recovery tank 1, wherein the recovery tank 1 is supported by the connecting columns 7, which is beneficial to improving the stability of the recovery tank 1.
In one embodiment, the heating blocks 5 are provided in plurality, and the plurality of heating blocks 5 are uniformly distributed on the outer side surface of the heat exchange tube 3, wherein the use of the heating blocks 5 is convenient to improve the absorption effect of the smoke heat in the heat exchange tube 3, thereby being convenient to heat the water in the recovery tank 1.
In one embodiment, the control panel control circuit is implemented by simple programming by those skilled in the art, and is only used without modification, and thus the control mode and circuit connection will not be described in detail.
Working principle:
during the use, the produced flue gas of calcination kiln enters into advance tobacco pipe 4, advance in the tobacco pipe 4 carries the flue gas to the heat transfer pipe 3 in the collection box 1, heat in the flue gas in the heat transfer pipe 3 is absorbed through heating block 5 on the outside surface of heat transfer pipe 3, release heat through heating block 5 after the absorption, can heat the water in the collection box 1, thereby can carry out recycle to the heat in the flue gas, prevent the heat in the flue gas and the flue gas together discharge to outside and cause the waste of heat resource, be favorable to practicing thrift the resource, wherein the flue gas after heat transfer of heat transfer pipe 3 passes through connecting pipe 10 and gets into in the processing box 11, open water pump 13, spray pipe 12 in the processing box 11 is carried to outside clear water through the drinking water pipe, the atomizing shower nozzle 14 blowout water smoke on the rethread spray pipe 12, can carry out dust fall treatment to the flue gas, prevent the dust in the flue gas and directly discharge to the air and cause the pollution to the surrounding environment, the use of baffle 15 wherein can effectively slow down the flow velocity in the flue gas in processing box 11, make the water smoke and the flue gas can fully contact with the flue gas and be convenient for carrying out dust fall effect.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The utility model provides a roasting kiln tail flue gas recovery unit, includes recovery box (1) of being connected with rotary kiln tail flue gas mouth, its characterized in that, the inside of recovery box (1) is equipped with heat exchange tube (3), and the outside surface of heat exchange tube (3) is equipped with heating block (5), one side surface of recovery box (1) is run through and is equipped with into tobacco pipe (4), and the one end fixed connection of tobacco pipe (4) and heat exchange tube (3), the other end of heat exchange tube (3) runs through recovery box (1) and is equipped with connecting pipe (10), the bottom surface both sides of recovery box (1) are equipped with spliced pole (7), and the bottom of spliced pole (7) is equipped with bottom plate (6), top surface one side of bottom plate (6) is equipped with treatment box (11), the one end and the treatment box (11) of connecting pipe (10) are connected, be equipped with shower pipe (12) in treatment box (11), and install atomizer (14) on shower pipe (12), one side surface of treatment box (11) is equipped with puts the thing board, and puts the top surface mounting of thing board (13), bottom surface mounting (13) through water pump (1) and water pipe (12) are equipped with top one side of recovery box (1), the drain pipe (9) is provided with a first valve (8);
a smoke outlet (19) is arranged in the middle of the top surface of the treatment box (11);
baffles (15) are obliquely arranged on two sides of the inner wall of the treatment box (11);
a drain pipe (17) is arranged on one side surface of the treatment box (11), and a second valve (16) is arranged on the drain pipe (17).
2. A kiln tail gas recovery device according to claim 1, characterized in that the front end surface of the recovery box (1) is fixedly connected with an access panel (18) by bolts.
3. The roasting kiln tail flue gas recovery device according to claim 1, wherein the heating block (5) and the heat exchange tube (3) are made of metal copper.
4. The flue gas recovery device for the tail gas of the roasting kiln according to claim 1, wherein a plurality of connecting columns (7) are arranged, and the connecting columns (7) are uniformly distributed on two sides of the bottom surface of the recovery box (1).
5. A kiln tail gas recovery device according to claim 1, characterized in that a plurality of heating blocks (5) are provided together, and the plurality of heating blocks (5) are uniformly distributed on the outer side surface of the heat exchange tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321758785.XU CN220771924U (en) | 2023-07-06 | 2023-07-06 | Roasting kiln tail flue gas recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321758785.XU CN220771924U (en) | 2023-07-06 | 2023-07-06 | Roasting kiln tail flue gas recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220771924U true CN220771924U (en) | 2024-04-12 |
Family
ID=90606074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321758785.XU Active CN220771924U (en) | 2023-07-06 | 2023-07-06 | Roasting kiln tail flue gas recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220771924U (en) |
-
2023
- 2023-07-06 CN CN202321758785.XU patent/CN220771924U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |