CN220959678U - Smoke heat energy recovery device for closed calcium carbide furnace - Google Patents
Smoke heat energy recovery device for closed calcium carbide furnace Download PDFInfo
- Publication number
- CN220959678U CN220959678U CN202322997363.4U CN202322997363U CN220959678U CN 220959678 U CN220959678 U CN 220959678U CN 202322997363 U CN202322997363 U CN 202322997363U CN 220959678 U CN220959678 U CN 220959678U
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- CN
- China
- Prior art keywords
- calcium carbide
- carbide furnace
- fixedly connected
- furnace body
- recovery device
- 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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- 238000011084 recovery Methods 0.000 title claims abstract description 48
- 239000005997 Calcium carbide Substances 0.000 title claims abstract description 46
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 239000000779 smoke Substances 0.000 title abstract description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000003546 flue gas Substances 0.000 claims abstract description 28
- 239000000428 dust Substances 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 241000272814 Anser sp. Species 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 230000003009 desulfurizing effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 18
- 231100000719 pollutant Toxicity 0.000 abstract description 18
- 239000002245 particle Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to the technical field of calcium carbide furnaces, in particular to a smoke heat energy recovery device for a closed calcium carbide furnace, which comprises a plurality of box bodies and a calcium carbide furnace body, wherein the box bodies are positioned in an inner cavity of the calcium carbide furnace body, a supporting frame is fixedly connected to the surface of the calcium carbide furnace body, a scraper conveyor is arranged at the bottom of the calcium carbide furnace body, one side of the calcium carbide furnace body is communicated with a smoke outlet and a heating outlet, the other side of the calcium carbide furnace body is communicated with a heating inlet and a smoke inlet, and one side of the box body is fixedly connected with a protective shell. The utility model has the advantages of improving the energy recovery efficiency, effectively removing particles and pollutants in the flue gas by the cooperation of the dust removal structure in the actual use process, reducing the pollution to the atmosphere environment, improving the indoor and outdoor air quality, ensuring that the particles and pollutants in the flue gas do not enter the heat recovery device, and reducing the coverage and blockage of the pollutants on the surface of the heat exchanger.
Description
Technical Field
The utility model relates to the technical field of calcium carbide furnaces, in particular to a smoke heat energy recovery device for a closed calcium carbide furnace.
Background
The furnace is a main equipment for producing calcium carbide, in which furnace burden is melted and reacted to produce calcium carbide due to high temperature generated by electric arc, and the furnace burden is needed to be preserved between the reaction zone and the furnace lining to protect the furnace lining because the reaction temperature is higher than 2000 ℃, and the high temperature is generally difficult to bear refractory materials.
The utility model discloses a closed type calcium carbide furnace smoke heat recovery device disclosed by publication number CN202158785U, which has the beneficial effects that: the waste heat utilization of the calcium carbide furnace flue gas is realized, the purpose of energy conservation and emission reduction is achieved, the heat exchange efficiency is high, the heat exchange efficiency can reach more than 95%, the recovered heat can be used for steam production, raw material drying, power generation and the like, each original copy is detachable, the detachment and the replacement are convenient, the operation are easy, but the flue gas heat recovery device lacks a dust removal structure, the flue gas contains particles and pollutants, the particles and the pollutants can enter the heat recovery device and accumulate in the heat recovery device, the pollutants in the heat recovery device can be deposited and blocked, the heat recovery effect is affected, the pollution to equipment and the environment can be caused, the particles in the flue gas can be attached to the surface of the heat recovery device, a flue gas side flue gas layer is formed, the heat conduction efficiency is affected, the heat recovery device can not effectively absorb the heat energy in the flue gas, the heat recovery effect is reduced, the heat recovery device needs to be cleaned and maintained more frequently due to the lack of the dust removal structure, the accumulation and the accumulation of the pollutants are prevented, the cost of cleaning and the maintenance is increased, and the usability of the device is reduced.
Therefore, there is an urgent need for a flue gas heat recovery device for closed calcium carbide furnaces, which solves the above problems.
Disclosure of utility model
The utility model aims to provide a smoke heat energy recovery device for a closed calcium carbide furnace, which has the advantage of improving energy recovery efficiency, and solves the problems that the smoke heat recovery device lacks a dust removal structure, and particles and pollutants are contained in smoke, enter the heat recovery device and accumulate in the heat recovery device, so that the pollutants in the heat recovery device are deposited and blocked, and the heat recovery effect is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flue gas heat recovery unit for closed carbide stove, includes box and carbide stove body, the quantity of box is a plurality of, the box is located the inner chamber of carbide stove body, the fixed surface of carbide stove body is connected with the support frame, the bottom of carbide stove body is provided with the scraper conveyor, one side intercommunication of carbide stove body has flue gas export and heating export, the opposite side intercommunication of carbide stove body has heating import and flue gas import, one side fixedly connected with protecting crust of box, the bottom fixedly connected with fixing base of protecting crust inner chamber;
The dust removing mechanism comprises a motor fixedly connected to the top of the fixing seat, an output shaft of the motor penetrates through an inner cavity of the box body and is fixedly connected with a dust collection fan, one side of the box body is communicated with an air inlet pipe, one end of the air inlet pipe is communicated with a stainless steel goose finned tube, the inner wall of the air inlet pipe is fixedly connected with an activated carbon adsorber and a desulfurizing device, and the bottom of the box body is communicated with a heat energy recovery device body.
Preferably, the top fixedly connected with explosion-proof board of carbide stove body, the fire detection hole has been seted up to the bottom of explosion-proof board.
Preferably, the surface of the motor is sleeved with a mounting seat, and the bottom of the mounting seat is fixedly connected with the fixing seat.
Preferably, one side of the protective shell is provided with three heat dissipation holes.
Preferably, a sealed discharge valve is arranged on one side of the bottom of the calcium carbide furnace body, and a drain pipe is communicated with one side of the bottom of the calcium carbide furnace body.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model has the advantages of improving the energy recovery efficiency, effectively removing particles and pollutants in the smoke through the cooperation of the dust removing structure in the actual use process, reducing the pollution to the atmosphere, improving the indoor and outdoor air quality, ensuring that the particles and pollutants in the smoke do not enter the heat recovery device, reducing the coverage and blockage of the pollutants on the surface of the heat exchanger, being beneficial to improving the heat conduction efficiency of the heat recovery device, improving the energy recovery effect, improving the integral energy utilization rate, then, through the arrangement of the scraper conveyor, the materials can be continuously and stably conveyed out of the calcium carbide furnace, the materials are scraped from the furnace by the scraper device, and are conveyed to the target position through the conveying chain or the belt type chain.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a partial perspective structure of the present utility model;
FIG. 3 is a schematic diagram of the three-dimensional structure of the body, the box and the stainless steel goose finned tube of the heat energy recovery device;
FIG. 4 is a partially disassembled perspective view of the present utility model;
FIG. 5 is a schematic view of a partial cross-sectional perspective structure of the present utility model;
Fig. 6 is a schematic diagram of the three-dimensional structure of the stainless steel goose finned tube and the calcium carbide furnace body.
In the figure: 1. a case; 2. a fixing seat; 3. a motor; 4. a dust collection fan; 5. a protective shell; 6. an air inlet pipe; 7. an activated carbon adsorber; 8. a desulfurizing device; 9. a mounting base; 10. a heat radiation hole; 11. stainless steel goose finned tube; 12. a calcium carbide furnace body; 13. a heating outlet; 14. a flue gas outlet; 15. an explosion-proof plate; 16. a blow-down pipe; 17. sealing a discharge valve; 18. a heating inlet; 19. a flue gas inlet; 20. a scraper conveyor; 21. a support frame; 22. a heat energy recovery device body.
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.
The existing flue gas heat recovery device lacks a dust removal structure, and the flue gas contains particles and pollutants, and the particles and the pollutants can enter the heat recovery device and accumulate in the heat recovery device to cause pollutant deposition and blockage inside the heat recovery device and influence the heat recovery effect, so that the flue gas heat recovery device has the function of high-efficiency dust removal by adopting the dust removal mechanism and the scraper conveyor 20 in combination, and the energy recovery efficiency is improved.
As shown in fig. 1 to 6: the utility model provides a smoke heat energy recovery device for a closed calcium carbide furnace, which comprises a box body 1 and a calcium carbide furnace body 12, wherein the number of the box bodies 1 is a plurality, the box body 1 is positioned in an inner cavity of the calcium carbide furnace body 12, one side of the bottom of the calcium carbide furnace body 12 is provided with a sealing discharge valve 17, one side of the bottom of the calcium carbide furnace body 12 is communicated with a blow-down pipe 16, the surface of the calcium carbide furnace body 12 is fixedly connected with a supporting frame 21, the bottom of the calcium carbide furnace body 12 is provided with a scraper conveyor 20, one side of the calcium carbide furnace body 12 is communicated with a smoke outlet 14 and a heating outlet 13, the other side of the calcium carbide furnace body 12 is communicated with a heating inlet 18 and a smoke inlet 19, one side of the box body 1 is fixedly connected with a protective shell 5, and the bottom of the inner cavity of the protective shell 5 is fixedly connected with a fixing seat 2;
the dust removing mechanism comprises a motor 3 fixedly connected to the top of the fixed seat 2, an output shaft of the motor 3 penetrates through an inner cavity of the box body 1 and is fixedly connected with a dust collection fan 4, one side of the box body 1 is communicated with an air inlet pipe 6, one end of the air inlet pipe 6 is communicated with a stainless steel goose finned tube 11, the inner wall of the air inlet pipe 6 is fixedly connected with an activated carbon adsorber 7 and a desulfurizing device 8, and the bottom of the box body 1 is communicated with a heat energy recovery device body 22.
Referring to fig. 2, the top of the calcium carbide furnace body 12 is fixedly connected with an explosion-proof plate 15, the bottom of the explosion-proof plate 15 is provided with a fire detection hole, and through the arrangement of the explosion-proof plate 15, the explosion-proof plate is rapidly opened when overpressure or explosion occurs in the calcium carbide furnace body 12 to release pressure and heat, so that the danger caused by the rupture or explosion of equipment is avoided, and the safety of personnel and the calcium carbide furnace body 12 can be protected.
Referring to fig. 5, the surface of the motor 3 is sleeved with a mounting seat 9, the bottom of the mounting seat 9 is fixedly connected with the fixed seat 2, and the motor 3 is supported and fixed through the arrangement of the mounting seat 9, so that the motor 3 is prevented from deviating during working.
Referring to fig. 4, a heat dissipation hole 10 is formed in one side of the protecting shell 5, the number of the heat dissipation holes 10 is three, a channel can be provided through the arrangement of the heat dissipation holes 10, and heat can be dissipated from the motor 3 in an air convection or conduction mode, so that the temperature of the motor 3 is effectively reduced.
Working principle: the flue gas produces from carbide stove body 12 to get into heat recovery unit body 22 through stainless steel goose wing pipe 11, carry particulate matter and pollutant in the flue gas, flue gas gets into box 1, start motor 3 this moment, motor 3 output shaft rotates drives dust absorption fan 4 and rotates simultaneously, make particulate matter deposit gradually and pile up on active carbon adsorber 7 and desulphurization unit 8 and form the dust layer, through the setting of active carbon adsorber 7 and desulphurization unit 8, can realize the joint treatment to different grade type pollutant, active carbon adsorber 7 can effectively adsorb organic pollutant, and desulphurization unit 8 then focus on the processing of sulphide, through the synergism of both, can improve the removal efficiency of pollutant, reach stricter emission standard or recycle requirement, through the setting of scraper conveyor 20, can be with the material in continuous, stable mode transport out from the carbide stove, scrape out the material in the stove with scraper conveyor, and pass through conveying chain or belt chain with the material transmission to target position, compare in other conveying equipment, scraper conveyor 20 can effectively deal with high temperature and high-scale environment, when special environment requirements such as material, high-efficient and high-efficient fire detection plate can be opened in time through the setting up the explosion-proof performance, can be used for detecting the inside the explosion-proof equipment or the fire hazard condition, the fire-proof equipment is opened in time, the inside the fire-proof equipment is provided, the inside the fire-disaster condition is detected, the fire-proof condition is possible, and the fire-proof equipment is opened, and the inside the fire-proof condition is the fire-proof, and the fire safety equipment is used for the fire-proof, and the fire-safety equipment is used.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a closed carbide is flue gas heat recovery unit for stove, includes box (1) and carbide stove body (12), its characterized in that: the number of the box bodies (1) is a plurality of, the box bodies (1) are positioned in the inner cavity of the calcium carbide furnace body (12), a support frame (21) is fixedly connected to the surface of the calcium carbide furnace body (12), a scraper conveyor (20) is arranged at the bottom of the calcium carbide furnace body (12), a flue gas outlet (14) and a heating outlet (13) are communicated with one side of the calcium carbide furnace body (12), a heating inlet (18) and a flue gas inlet (19) are communicated with the other side of the calcium carbide furnace body (12), a protecting shell (5) is fixedly connected to one side of the box bodies (1), and a fixing seat (2) is fixedly connected to the bottom of the inner cavity of the protecting shell (5).
The dust removing mechanism comprises a motor (3) fixedly connected to the top of the fixing seat (2), an output shaft of the motor (3) penetrates through an inner cavity of the box body (1) and is fixedly connected with a dust collection fan (4), one side of the box body (1) is communicated with an air inlet pipe (6), one end of the air inlet pipe (6) is communicated with a stainless steel goose wing pipe (11), an active carbon adsorber (7) and a desulfurizing device (8) are fixedly connected to the inner wall of the air inlet pipe (6), and the bottom of the box body (1) is communicated with a heat energy recovery device body (22).
2. The flue gas heat recovery device for a closed calcium carbide furnace according to claim 1, wherein: the top fixedly connected with explosion-proof board (15) of carbide stove body (12), the fire detection hole has been seted up to the bottom of explosion-proof board (15).
3. The flue gas heat recovery device for a closed calcium carbide furnace according to claim 1, wherein: the surface of the motor (3) is sleeved with a mounting seat (9), and the bottom of the mounting seat (9) is fixedly connected with the fixed seat (2).
4. The flue gas heat recovery device for a closed calcium carbide furnace according to claim 1, wherein: and one side of the protective shell (5) is provided with three heat dissipation holes (10).
5. The flue gas heat recovery device for a closed calcium carbide furnace according to claim 1, wherein: a sealed discharge valve (17) is arranged on one side of the bottom of the calcium carbide furnace body (12), and a drain pipe (16) is communicated with one side of the bottom of the calcium carbide furnace body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322997363.4U CN220959678U (en) | 2023-11-06 | 2023-11-06 | Smoke heat energy recovery device for closed calcium carbide furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322997363.4U CN220959678U (en) | 2023-11-06 | 2023-11-06 | Smoke heat energy recovery device for closed calcium carbide furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220959678U true CN220959678U (en) | 2024-05-14 |
Family
ID=91013650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322997363.4U Active CN220959678U (en) | 2023-11-06 | 2023-11-06 | Smoke heat energy recovery device for closed calcium carbide furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220959678U (en) |
-
2023
- 2023-11-06 CN CN202322997363.4U patent/CN220959678U/en active Active
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