CN210741140U - Smoke-heat separation device for sintering porous shale bricks - Google Patents
Smoke-heat separation device for sintering porous shale bricks Download PDFInfo
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- CN210741140U CN210741140U CN201921960680.6U CN201921960680U CN210741140U CN 210741140 U CN210741140 U CN 210741140U CN 201921960680 U CN201921960680 U CN 201921960680U CN 210741140 U CN210741140 U CN 210741140U
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- heat exchange
- smoke
- heat
- outlet
- heat transfer
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- 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
Abstract
The utility model discloses a porous shale brick of sintering is with cigarette heat-separating device, belong to cigarette heat-separating device field, porous shale brick of sintering is with cigarette heat-separating device includes the collection smoke shed that is linked together with the outlet flue of kiln, the heat transfer device who is linked together with the outlet flue of collection smoke shed, the desulphurization unit who is linked together with heat transfer device's outlet flue, the fume extractor who is linked together with desulphurization unit's outlet flue, heat transfer device includes heat transfer channel and is located the inside water storage passageway that is used for and carries out the heat transfer with the inside flue gas of heat transfer channel, the outlet flue of heat transfer channel and the outlet flue of collection smoke shed are linked together, the outlet flue of heat transfer channel and desulphurization unit's inlet flue are linked together. The utility model discloses a porous shale brick of sintering is with cigarette hot separator can realize carrying out make full use of to the heat of exhaust flue gas in the kiln.
Description
Technical Field
The utility model relates to a cigarette heat separator field especially relates to a porous shale brick of sintering is with cigarette heat separator.
Background
The porous shale brick is sintered by a tunnel kiln, and the movable tunnel kiln is a newly-started sintered brick roasting kiln in recent years and has more unique advantages than the traditional annular kiln and the tunnel kiln. The kiln body is divided into a drying room, a preheating section, a roasting section, a heat preservation section and a cooling section, the formed green bricks are dried in the drying room and then enter the preheating section to move forwards, and then pass through the roasting section, the heat preservation section and the cooling section, the temperature of each section is different, the preheating section is 30-900 ℃, the roasting section is 900-.
The shale baked brick can generate a large amount of harmful flue gas in the sintering process, particularly, the manufacturing raw material of the shale baked brick adopts sludge which contains a large amount of organic matters, so that the shale baked brick can generate harmful gas in the high-temperature baking process, and the shale baked brick can pollute the atmospheric environment if being discharged without being processed. More than half of the heat is discharged in the atmosphere along with the smoke in the tunnel kiln after the porous bricks are sintered, so that not only is the heat energy wasted, but also the discharged smoke heat also contains a lot of harmful gases.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem of providing a smoke-heat separation device for sintering porous shale bricks, so as to realize the full utilization of the heat of the discharged smoke in the kiln.
The utility model adopts the technical proposal that:
the utility model provides a pair of porous shale brick of sintering is with cigarette heat-separating device, include the collection smoke shed that is linked together with the outlet flue of kiln, with heat transfer device that the outlet flue of collection smoke shed is linked together, with desulphurization unit that heat transfer device's outlet flue is linked together, with the fume extractor that desulphurization unit's outlet flue is linked together, heat transfer device includes heat transfer passageway and is located the inside being used for of heat transfer passageway with the inside flue gas of heat transfer passageway carries out the water storage passageway of heat transfer, heat transfer passageway advance the mouth with the outlet flue of collection smoke shed is linked together, heat transfer passageway's outlet flue with desulphurization unit's inlet flue is linked together.
As a further improvement of the scheme, the heat exchange device comprises a heat exchange tank and a heat exchange tube arranged inside the heat exchange tank and used for storing water, two ends of the heat exchange tube extend to the outside of the heat exchange tank respectively, a heat exchange channel is formed inside the heat exchange tank, a water storage channel is formed inside the heat exchange tube, a smoke inlet at one end of the heat exchange tank is communicated with a smoke outlet of the smoke collecting shed, and a smoke outlet at the other end of the heat exchange tank is communicated with a smoke inlet of the desulfurization device.
As a further improvement of the scheme, the heat exchange tube is a snake-shaped heat exchange tube.
As a further improvement of the scheme, the lower end of the heat exchange tube is set to be a water inlet end and extends to the outside of the heat exchange tank, and the upper end of the heat exchange tube is set to be a water outlet end and extends to the outside of the heat exchange tank.
As a further improvement of the scheme, the outer wall of the heat exchange tube is provided with a plurality of heat exchange fins.
As a further improvement of the scheme, a first smoke guide plate used for guiding smoke entering from a smoke inlet of the heat exchange tank to the periphery from the center is arranged in the heat exchange tank.
As a further improvement of the scheme, the first smoke guide plate is fixed on the inner wall of the heat exchange tank through a first fixing rod.
As a further improvement of the scheme, the first smoke guide plate is in a circular end sealing shape, and the first smoke guide plate protrudes towards the smoke inlet of the heat exchange tank.
As a further improvement of the scheme, the inside of the heat exchange tank is provided with a second smoke guide plate which is used for guiding the smoke inside the heat exchange tank to the smoke outlet of the heat exchange tank from the periphery of the smoke outlet of the heat exchange tank.
As a further improvement of the present solution, the second smoke guide plate is fixed on the inner wall of the heat exchange tank through a second fixing rod.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a pair of porous shale brick of sintering is with cigarette heat-separating device, through setting gradually collection cigarette canopy along kiln flue gas exhaust direction, heat transfer device, desulphurization unit, smoke exhaust apparatus, and set up heat transfer device and include heat transfer passageway and water storage channel, the flue gas is arranged to the heat transfer passageway that gets into heat transfer device again after the collection cigarette canopy is concentrated, water storage channel carries out the heat transfer promptly with the heat of flue gas, heat up to the water in the water storage channel, thereby realize thermal make full use of in the flue gas, the flue gas gets into desulphurization unit again after the heat transfer device heat transfer and carries out the desulfurization, and discharge again after smoke exhaust apparatus handles. Above can find out, the utility model provides a porous shale for brick cigarette heat separation device of sintering can effectively carry out recycle to the heat in the flue gas, can carry out desulfurization treatment, more energy-concerving and environment-protective to the flue gas simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of a smoke-heat separation device for sintering porous shale bricks according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a heat exchange device provided in an embodiment of the present invention.
In the figure:
1. a kiln; 2. a tobacco collecting shed; 3. a heat exchange device; 4. a desulfurization unit; 5. a fume extractor; 31. a heat exchange tank; 32. a heat exchange pipe; 321. a water inlet end; 322. a water outlet end; 6. heat exchange fins; 7. a first smoke guide plate; 70. a first fixing lever; 8. a second smoke guide plate; 80. a second fixing bar; 51. a wet electric demister; 52. an exhaust fan.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings and technical solutions needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the present embodiment provides a smoke-heat separation device for sintered porous shale brick, including the collection smoke shed 2 that is linked together with the outlet flue of kiln 1, heat transfer device 3 that is linked together with the outlet flue of collection smoke shed 2, desulphurization unit 4 that is linked together with the outlet flue of heat transfer device 3, fume extractor 5 that is linked together with the outlet flue of desulphurization unit 4, heat transfer device 3 includes heat transfer channel and the inside water storage channel that is used for carrying out the heat transfer with the inside flue gas of heat transfer channel that is located heat transfer channel, the inlet flue of heat transfer channel is linked together with the outlet flue of collection smoke shed 2, the outlet flue of heat transfer channel is linked together with the inlet flue of desulphurization unit 4. The flue gas is arranged to the smoke collecting shed and is collected in 2 and then enters the heat exchange channel of the heat exchange device 3, the water storage channel exchanges heat with the heat of the flue gas, the water in the water storage channel is heated and heated, so that the heat in the flue gas is fully recycled, the flue gas is subjected to heat exchange by the heat exchange device 3 and then enters the desulfurization device 4 for desulfurization, and is discharged after being treated by the smoke exhaust device 5. Above can find out, the porous shale brick of sintering for cigarette heat separator that this embodiment provided can effectively carry out recycle to the heat in the flue gas, can carry out desulfurization treatment to the flue gas simultaneously, and energy-concerving and environment-protective more realizes cigarette heat separation.
In order to facilitate the heat exchange device 3 to recycle the heat in the flue gas, further, the heat exchange device 3 comprises a heat exchange tank 31 and a heat exchange tube 32 arranged inside the heat exchange tank 31 and used for storing water, two ends of the heat exchange tube 32 respectively extend to the outside of the heat exchange tank 31, a heat exchange channel is formed inside the heat exchange tank 31, a water storage channel is formed inside the heat exchange tube 32, a smoke inlet at one end of the heat exchange tank 31 is communicated with a smoke outlet of the smoke collection shed 2, and a smoke outlet at the other end of the heat exchange tank 31 is communicated with a smoke inlet of the desulfurization device 4. The flue gas is discharged to the smoke collecting shed 2 by the kiln 1 and is concentrated, then the flue gas enters the inside of the heat exchange tank 31 from the smoke inlet at one end of the heat exchange tank 31, water is introduced into the heat exchange pipe 32, the heat exchange pipe 32 exchanges heat with the flue gas to heat the water inside the heat exchange pipe 32, then the flue gas enters the desulfurization device 4 from the smoke outlet at the other end of the heat exchange tank 31 to be desulfurized, and then the flue gas enters the smoke exhaust device to be treated and then is discharged.
Specifically, the smoke collecting shed 2 is a common closed shed cover made of high temperature resistant materials such as stainless steel, and is used for collecting the smoke discharged from the kiln 1 to realize buffering and prevent the smoke from directly entering the desulphurization device 4 to influence the sintering of the brick bodies in the kiln 1. Desulphurization unit 4 can adopt the desulfurizing tower, specifically can be the counterflow spray tower, the adoption is that the dual-alkali method breaks away from the technique, absorb with sodium alkali, reduce with calcium alkali (lime), under the effect of chemical thrust, take place chain lock formula reaction with the flue gas, reach the purpose of desulfurization, the desulfurizing tower is equipped with accessible center jet nozzle at inside top, can 360 spray sodium alkali solution, with flue gas countercurrent contact, realize flue gas and absorption liquid scientific and reasonable's gas-liquid distribution in the tower, the gas-liquid contact is even, the reaction is abundant, can effectively catch sulfur dioxide in the flue gas, harmful ingredients such as dust, the desulfurizing tower is ripe prior art, no longer repeated here. The smoke exhaust device 5 comprises a wet electric demister 51 and an exhaust fan 52, wherein a smoke inlet of the wet electric demister is communicated with a smoke outlet of the desulfurization device 4, a smoke outlet of the wet electric demister is communicated with an air inlet of the exhaust fan, a polar plate and a spraying device which are used for forming a water film are arranged in the wet electric demister, water mist and dust in smoke and harmful components in the smoke which is not completely removed by the desulfurization tower can be further removed, and the exhaust fan is a centrifugal fan and is used for inducing air through the exhaust fan 52, so that the smoke smoothly enters the heat exchange device 3, the desulfurization device 4 and the smoke exhaust device 5 from the smoke collection shed 2.
In order to improve the heat exchange efficiency between the heat exchange tube 32 and the flue gas, further, the heat exchange tube 32 is a serpentine heat exchange tube bent back, so that the contact area between the heat exchange tube 32 and the flue gas can be increased, and the heat exchange efficiency is improved. The heat exchange tube 32 is welded and fixed to the inner wall of the heat exchange pot 31 by a fixing plate.
Further, the lower end of the heat exchange pipe 32 is set as a water inlet end 321 and extends to the outside of the heat exchange tank 31, and the upper end of the heat exchange pipe 32 is set as a water outlet end 322 and extends to the outside of the heat exchange tank 31. Water is input to the water inlet end 321 of the lower part, passes through the heat exchange pipe 32 from bottom to top and is output from the water outlet end 322 of the upper part.
Further, the outer wall of the heat exchange tube 32 is provided with a plurality of heat exchange fins 6, so that the contact area between the heat exchange tube and the flue gas can be further increased, and the heat exchange efficiency is improved.
For making the flue gas that gets into heat transfer jar 31 flow in heat transfer jar 31 more evenly, furtherly, heat transfer jar 31 inside is provided with and is used for leading the flue gas that gets into from heat transfer jar 31 smoke inlet to heat transfer jar 31 smoke inlet first smoke deflector 7 all around by heat transfer jar 31 smoke inlet, the flue gas is supported by first smoke deflector 7 after getting into by heat transfer jar 31 smoke inlet and is kept off and flow and evenly spread to first smoke deflector 7 all around along the passageway that forms between first smoke deflector 7 and the heat transfer jar 31, prevent that the flue gas from only flowing through from the middle part after heat transfer jar 31 smoke inlet gets into, it can make the flue gas flow more evenly in heat transfer jar 31 to go up the structural setting.
To facilitate the fixing of the first smoke guide 7, further, the first smoke guide 7 is fixed to the inner wall of the heat exchange pot 31 by a first fixing rod 70.
In order to improve the smoke guiding effect of the first smoke guiding plate 7, further, the first smoke guiding plate 7 is in a circular end shape, and the first smoke guiding plate 7 protrudes towards the smoke inlet of the heat exchanging tank 31, so that the smoke can be smoothly diffused to the inside of the heat exchanging tank 31 along the outer wall of the first smoke guiding plate 7 to the periphery thereof.
For the dwell time of extension flue gas in heat transfer jar 31, furtherly, heat transfer jar 31 inside is provided with and is used for leading the second of heat transfer jar 31 outlet flue to heat transfer jar 31 outlet flue by heat transfer jar 31 outlet flue with the inside flue gas of heat transfer jar 31 around, above structure sets up, can prevent that the flue gas from directly discharging by heat transfer jar 31 outlet flue at the middle part, make the flue gas need follow the second and lead 8 peripheries of flue gas board and lead the passageway between 8 and the heat transfer jar 31 inner walls of flue gas and slowly enter heat transfer jar 31 outlet flue by the second all around, cushion, effectively prolong the dwell time of flue gas in heat transfer jar 31 and improve the heat transfer effect.
To facilitate the fixing of the second smoke guide 8, further, the second smoke guide 8 is fixed to the inner wall of the heat exchange pot 31 by a second fixing rod 80.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (10)
1. The utility model provides a porous shale brick of sintering is with cigarette heat-separating device which characterized in that:
comprises a smoke collecting shed (2) communicated with a smoke outlet of a kiln (1), a heat exchange device (3) communicated with the smoke outlet of the smoke collecting shed (2), a desulphurization device (4) communicated with the smoke outlet of the heat exchange device (3) and a smoke exhaust device (5) communicated with the smoke outlet of the desulphurization device (4);
the heat exchange device (3) comprises a heat exchange channel and a water storage channel which is positioned in the heat exchange channel and used for exchanging heat with the flue gas in the heat exchange channel;
the smoke inlet of the heat exchange channel is communicated with the smoke outlet of the smoke collecting shed (2), and the smoke outlet of the heat exchange channel is communicated with the smoke inlet of the desulfurizing device (4).
2. The smoke and heat separation device for the sintered porous shale brick as claimed in claim 1, wherein:
the heat exchange device (3) comprises a heat exchange tank (31) and a heat exchange pipe (32) which is arranged in the heat exchange tank (31) and used for storing water, and two ends of the heat exchange pipe (32) respectively extend to the outside of the heat exchange tank (31);
the heat exchange channel is formed inside the heat exchange tank (31), and the water storage channel is formed inside the heat exchange tube (32);
the smoke inlet at one end of the heat exchange tank (31) is communicated with the smoke outlet of the smoke collecting shed (2), and the smoke outlet at the other end of the heat exchange tank (31) is communicated with the smoke inlet of the desulfurizing device (4).
3. The smoke and heat separation device for the sintered porous shale brick as claimed in claim 2, wherein:
the heat exchange tube (32) is a snake-shaped heat exchange tube.
4. The smoke and heat separation device for the sintered porous shale brick as claimed in claim 2, wherein:
the lower end of the heat exchange pipe (32) is arranged as a water inlet end (321) and extends to the outside of the heat exchange tank (31);
the upper end of the heat exchange tube (32) is arranged as a water outlet end (322) and extends to the outside of the heat exchange tank (31).
5. The smoke and heat separation device for the sintered porous shale brick as claimed in claim 2, wherein:
the outer wall of the heat exchange tube (32) is provided with a plurality of heat exchange fins (6).
6. The smoke and heat separation device for the sintered porous shale brick as claimed in claim 2, wherein:
the inside of heat exchange jar (31) is provided with and is used for following the flue gas that heat exchange jar (31) advanced cigarette mouth and get into by heat exchange jar (31) advances the cigarette mouth and leads to first smoke deflector (7) around heat exchange jar (31) advances the cigarette mouth.
7. The smoke and heat separation device for the sintered porous shale brick as claimed in claim 6, wherein:
the first smoke guide plate (7) is fixed on the inner wall of the heat exchange tank (31) through a first fixing rod (70).
8. The smoke and heat separation device for the sintered porous shale brick as claimed in claim 6, wherein:
the first smoke guide plate (7) is in a circular end sealing shape, and the first smoke guide plate (7) protrudes towards the smoke inlet of the heat exchange tank (31).
9. The smoke and heat separation device for the sintered porous shale brick as claimed in claim 2, wherein:
the inside of heat exchange jar (31) is provided with be used for with the inside flue gas of heat exchange jar (31) by heat exchange jar (31) outlet flue lead all around to second smoke guide plate (8) of heat exchange jar (31) outlet flue.
10. The fume and heat separating device for sintering porous shale bricks as claimed in claim 9, wherein:
the second smoke guide plate (8) is fixed on the inner wall of the heat exchange tank (31) through a second fixing rod (80).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921960680.6U CN210741140U (en) | 2019-11-13 | 2019-11-13 | Smoke-heat separation device for sintering porous shale bricks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921960680.6U CN210741140U (en) | 2019-11-13 | 2019-11-13 | Smoke-heat separation device for sintering porous shale bricks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210741140U true CN210741140U (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921960680.6U Expired - Fee Related CN210741140U (en) | 2019-11-13 | 2019-11-13 | Smoke-heat separation device for sintering porous shale bricks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210741140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592628A (en) * | 2023-07-03 | 2023-08-15 | 河北耀一节能设备制造有限责任公司 | Ultra-low emission tunnel kiln |
-
2019
- 2019-11-13 CN CN201921960680.6U patent/CN210741140U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592628A (en) * | 2023-07-03 | 2023-08-15 | 河北耀一节能设备制造有限责任公司 | Ultra-low emission tunnel kiln |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20211113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |