CN211233993U - Energy-saving environment-friendly calcining furnace - Google Patents
Energy-saving environment-friendly calcining furnace Download PDFInfo
- Publication number
- CN211233993U CN211233993U CN201922060320.7U CN201922060320U CN211233993U CN 211233993 U CN211233993 U CN 211233993U CN 201922060320 U CN201922060320 U CN 201922060320U CN 211233993 U CN211233993 U CN 211233993U
- Authority
- CN
- China
- Prior art keywords
- communicated
- heat exchange
- water
- heat
- spraying
- 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.)
- Expired - Fee Related
Links
- 238000001354 calcination Methods 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 147
- 238000005507 spraying Methods 0.000 claims abstract description 58
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000003546 flue gas Substances 0.000 claims abstract description 48
- 238000003860 storage Methods 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 20
- 238000010248 power generation Methods 0.000 claims abstract description 20
- 238000011084 recovery Methods 0.000 claims abstract description 16
- 239000002918 waste heat Substances 0.000 claims abstract description 16
- 230000001502 supplementing effect Effects 0.000 claims abstract description 13
- 239000000779 smoke Substances 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims abstract description 9
- 238000004321 preservation Methods 0.000 claims description 24
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000003517 fume Substances 0.000 claims description 2
- 239000007921 spray Substances 0.000 description 9
- 239000002994 raw material Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000003513 alkali Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011527 polyurethane coating Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Images
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
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model relates to an energy-saving and environment-friendly calcining furnace, which comprises a calcining furnace body and a ventilation and smoke exhaust device, wherein the gas calcining furnace body comprises a furnace cylinder and a transmission device and also comprises a waste heat recovery device, the waste heat recovery device comprises a heat exchange device, the heat exchange device comprises a device main body, a flue gas heat exchange channel and a heat exchange tube arranged in the flue gas heat exchange channel, and the heat exchange tube is communicated with a steam turbine power generation device and a water supplementing groove; the steam turbine power generation device is communicated with a condenser; the condenser is communicated with a condensed water storage tank; the condensed water storage tank is communicated with a spraying device; the spraying device is communicated with a water circulation groove communicated with the water supplementing groove; the heat exchange device is connected with an exhaust pipe which is communicated with the flue gas heat exchange channel and extends into the spraying device. The utility model discloses have heat recovery unit and can have the advantage that improves gas utilization ratio, the energy saving. The problem of low energy utilization rate of the traditional calcining furnace is solved.
Description
Technical Field
The utility model relates to a plain production facility field of charcoal especially relates to an energy-concerving and environment-protective burning furnace that forges.
Background
The calcining furnace is a thermal device for carrying out heat treatment on carbon raw materials at high temperature so as to improve the performance of the raw materials. After the raw material is calcined, most of moisture and volatile components in the raw material are removed, the volume is reduced along with the removal of the moisture and the volatile components, and the density, the strength and the conductivity are correspondingly improved. The purpose of calcination is to improve the properties of the raw material and to stabilize the volume of the raw material so that the formed green article will not crack during the subsequent calcination process. The gas calcining furnace adopts combustible gas such as gas, artificial gas, liquefied petroleum gas and the like as fuel, the combustion is sufficient, the heat efficiency is high, meanwhile, the combustion process is easy to control, and the pollution to the environment is less than that of solid and liquid fuel. The temperature of the flue gas generated by the gas calcining furnace is about 1000 ℃, and according to the heat balance calculation, the heat absorption of the raw material calcination only accounts for 33.5 percent of the heat expenditure of the gas calcining furnace, and the heat taken away by the calcination flue gas accounts for 47.9 percent of the heat expenditure of the whole gas calcining furnace.
Notice No. CN206843086U discloses a novel calcining furnace structure, including bearing the frame, the calcining furnace body, anti-alkali pipe, the air chamber connecting pipe, the calcining furnace body is the airtight cavity structures of cylinder that axis and horizontal plane vertical distribution, the calcining furnace body inlays in bearing the frame, bear the frame up end and establish at least one charge door, at least one discharge gate is established to the bottom, side surface equipartition a plurality of vents and at least one gas vent, wherein anti-alkali pipe inlays in the calcining furnace body and with the coaxial distribution of calcining furnace body, anti-alkali pipe both ends communicate each other through control valve and charge door and discharge gate respectively, anti-alkali pipe side is established at least one drain, and communicate each other through drain and gas vent, the air chamber connecting pipe inlays in the calcining furnace body.
The existing gas calcining furnace only solves the problems of stability and reliability of the operation of the calcining furnace, but the utilization rate of the gas energy is low due to low collection and utilization rate of waste heat, and the sustainable development is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-concerving and environment-protective burning furnace that calcines waste gas with heat recovery unit and effective treatment.
The method is realized by the following technical scheme: an energy-saving and environment-friendly calcining furnace comprises a calcining furnace body and a ventilation and smoke exhaust device communicated with the calcining furnace body, wherein the gas calcining furnace body comprises a furnace barrel and a transmission device for driving the furnace barrel to rotate, and also comprises a waste heat recovery device; the steam turbine power generation device is communicated with a condenser; the condenser is communicated with a condensed water storage tank; the condensed water storage tank is communicated with a spraying device; the spraying device is communicated with a water circulation groove communicated with the water supplementing groove; the heat exchange device is connected with an exhaust pipe which is communicated with the flue gas heat exchange channel and extends into the spraying device.
By adopting the technical scheme, the practical demonstration operation is as follows, firstly, the gas calcining furnace is started: ensuring that the transmission device drives the furnace barrel to rotate and open a calcined metal part; the ventilation and smoke exhaust device is started in a working state; secondly, the waste heat recovery device is started: the heat of the flue gas discharged by the gas calcining furnace heats the water in the heat exchange pipe to form steam; the steam turbine power generation device is driven to generate power, so that the heat energy is converted into electric energy to be collected and utilized; the steam passing through the steam turbine power generation device is condensed into condensed water in the condenser, the condensed water flows out of the condensed water storage tank and is used as a spraying water body of the spraying device to carry out cooling and dedusting operation on the flue gas, so that the temperature of the flue gas is reduced to below 100 ℃ and reaches the environmental protection emission standard; spray water can get into the hydrologic cycle groove and carry out water purification and purify the water and supply to the moisturizing groove, carries out the cyclic utilization of water supply completion water to the heat exchange tube, the utility model discloses have heat recovery unit and improved resource utilization and effectively treated and calcined waste gas and reach energy saving and emission reduction's effect.
The utility model discloses further set up to: one end of the heat exchange tube, which extends out of the device main body, is communicated with a first heat preservation tube; the first heat preservation pipe is communicated with a water replenishing groove fixedly connected to the upper part of the device main body; the other end of the heat exchange tube extending out of the device main body is communicated with a steam turbine power generation device through a steam tube; the first heat-preservation pipe is provided with a first ball valve; the steam pipe is provided with a second ball valve.
By adopting the technical scheme, the first ball valve is opened, so that the heat exchange tube is communicated with the water replenishing groove to replenish water to the heat exchange tube in time; opening a second ball valve and a steam turbine power generation device, so that steam generated by absorbing the heat of the flue gas in the heat exchange pipe pushes the steam turbine power generation device to generate power for energy conversion, storage and utilization; the heat preservation pipe and the steam pipe are used for reducing heat loss in the steam transmission process and improving the utilization rate of waste heat.
The utility model discloses further set up to: a second heat preservation pipe is communicated between the water circulation tank and the water supplementing tank; and a first water suction pump and a third ball valve are arranged on the second heat preservation pipe.
By adopting the technical scheme, the heat loss of the water heat energy in the water body supplementing process of the water circulation tank to the water supplementing tank under the action of the first water suction pump is reduced; the third ball valve control can timely control the water circulation tank to supply water to the water replenishing tank, is favorable for fault removal and maintenance operation, and reduces production cost.
The utility model discloses further set up to: the spraying device comprises a spraying device main body, and a spraying space is integrally formed in the spraying device main body; the spraying device main body is provided with a plurality of spraying heads which are positioned in the spraying space and communicated with the condensed water storage tank, and a condensed water drain pipe is communicated between the spraying heads and the condensed water storage tank; and a second water suction pump is arranged on the condensed water drainage pipe.
By adopting the technical scheme, the temperature of the discharged flue gas treated by the heat exchange device is 300 ℃, and the discharged flue gas needs to be led to a spraying device for cooling and dust-settling treatment, so that the discharged flue gas can reach the environmental-friendly discharge standard and can be discharged; under the action of a second water pump, the condensed water in the condensed water storage tank is sprayed, cooled and dedusted for the flue gas through the spray head, and the water body absorbing the heat of the flue gas enters the water circulation tank for water body recycling operation, so that the high-efficiency absorption of the heat can be realized, and the waste heat collection rate is improved; realizing the recycling of the water body; therefore, energy conservation and emission reduction can be realized.
The utility model discloses further set up to: the water circulation tank is arranged below the spraying device and is dug underground; a heat preservation water collecting pipe is communicated between the water circulation tank and the spraying space; the inner wall of the water circulation tank is coated with a heat insulation layer.
By adopting the technical scheme, the heat-insulation water collecting pipe and the heat-insulation layer reduce the heat loss of the flue gas heat energy water body in the spraying device, and improve the absorption utilization rate of the heat energy; the water circulation groove which is positioned at the bottom and below the spraying device reduces the whole occupied area of the utility model, and the yield per mu efficiency can be improved.
The utility model discloses further set up to: the heat exchange tubes are spirally distributed inside the flue gas heat exchange channel.
By adopting the technical scheme, the increased heat exchange area is beneficial to the water body in the heat exchange tube to fully absorb the heat energy in the flue gas, the heat energy utilization rate is improved, the temperature of the flue gas can be effectively reduced, and the pollution emission is reduced.
The utility model discloses further set up to: the outer wall of the device main body is coated with a heat-insulating coating; the outer wall of the device main body is sleeved with a heat-insulating sheath.
Through adopting above-mentioned technical scheme, the heat loss of having absorbed flue gas heat energy water has been reduced in setting up of heat preservation coating and heat preservation sheath, promotes the absorption utilization ratio to heat energy.
The utility model discloses further set up to: the steam turbine power generation device comprises a steam turbine engine communicated with the heat exchange pipe and a generator connected with the steam turbine engine through a shaft.
Through adopting above-mentioned technical scheme, turbo engine rotates under the drive of vapour and drives the generator and do the motion of cutting magnetic induction line and produce the electric energy, and the electric energy of production can be used to other power consumption consumer in workshop and use, the utility model discloses as transmission's stand-by power supply, prevent that electric power accident such as electric power unstability or outage from appearing and leading to a section of thick bamboo to rotate and influence calcination piece performance too slowly.
To sum up, the utility model has the advantages of it is following:
1. through ventilation fume extractor, forge burning furnace body, a stove section of thick bamboo and waste heat recovery device, the utility model discloses have heat recovery unit and improved resource utilization and effectively treated the effect that waste gas reachs energy saving and emission reduction of calcining.
2. Through spray set, realized improving resource utilization to the secondary recycle of flue gas heat energy, the energy saving just has carried out the environmental pollutant that the cooling dust fall in the flue gas was handled and has been reduced by a wide margin to the flue gas for reach the ring and arrange the requirement.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of a heat exchange device.
Fig. 3 is a schematic structural view of a water circulation tank.
In the figure, 1, a calciner body; 10. a water replenishing tank; 100. a first heat-insulating tube; 101. a steam pipe; 102. a second insulating tube; 103. a first water pump; 104. a condensed water drain pipe; 105. a second water pump; 106. a heat preservation water collecting pipe; 11. a furnace barrel; 12. a transmission device; 2. a ventilation and smoke exhaust device; 200. a first ball valve; 201. a second ball valve; 202. a third ball valve; 3. a waste heat recovery device; 4. a heat exchange device; 41. a device main body; 411. a heat-insulating coating; 412. a heat-insulating sheath; 42. a flue gas heat exchange channel; 43. a heat exchange pipe; 44. an exhaust pipe; 5. a steam turbine power generation device; 51. a turbine engine; 52. a generator; 6. a condenser; 7. a condensed water storage tank; 8. a spraying device; 81. a spray device main body; 82. a spray space; 83. a shower head; 9. a water circulation tank; 91. and (7) an insulating layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an energy-saving and environment-friendly calcining furnace, including calcining furnace body 1 and ventilating and smoke exhausting device 2 communicated with calcining furnace body 1, calcining furnace body 1 includes a furnace tube 11 and a transmission device 12 driving furnace tube 11 to rotate, ventilating and smoke exhausting device 2 is communicated with a waste heat recovery device 3, waste heat recovery device 3 includes a heat exchange device 4, heat exchange device 4 includes a device main body 41, a flue gas heat exchange channel 42 for flue gas circulation is formed in device main body 41; a heat exchange pipe 43 is arranged in the flue gas heat exchange channel 42. In order to increase the heat exchange area and enhance the absorption of the heat energy of the flue gas, the heat exchange tubes 43 are spirally distributed inside the flue gas heat exchange channel 42. Referring to fig. 2, in order to reduce heat loss of the device body 41, the outer wall of the device body 41 is coated with a thermal insulation coating 411; preferably a foamed polyurethane coating. The outer wall of the device body 41 is sleeved with a heat-insulating sheath 412 made of heat-resistant rubber. The heat exchange tube 43 is communicated with a water replenishing tank 10, and the water replenishing tank 10 is fixedly connected with the upper part of the device main body 41 in order to reduce the occupied area of the heat exchange device 4 by reasonably utilizing the space. One end of the heat exchange tube 43 extending out of the device main body 41 is communicated with a first heat preservation tube 100; the first heat-insulating pipe 100 is communicated with the water replenishing tank 10. The first heat preservation pipe 100 is provided with a first ball valve 200, and the first ball valve 200 controls water in the water replenishing tank 10 to replenish water in the heat exchange pipe 43.
Referring to fig. 1, the other end of the heat exchange pipe 43 extending out of the apparatus main body 41 is communicated with a steam turbine power generation apparatus 5 through a steam pipe 101; the steam pipe 101 is provided with a second ball valve 201 for controlling the steam to the steam turbine power generation unit 5. The steam turbine power generation unit 5 includes a steam turbine engine 51 communicating with the heat exchange pipe 43 and a generator 52 connected to the steam turbine engine 51 through a shaft. The water in the heat exchange pipe 43 absorbs the heat of the flue gas to generate steam, and the steam can drive the steam turbine engine 51 to rotate, so that the steam turbine engine 51 rotates to drive the generator 52 to rotate, thereby generating electricity. In order to reasonably utilize the electric energy generated by the generator 52, the electric energy generated by the generator 52 can be used as a standby power supply of the calcining furnace body 1 and can be connected with the transmission device 12 of the calcining furnace body 1.
Referring to fig. 1, the temperature of the flue gas treated by the heat exchange device 4 is still about 300 ℃, the utilization value is high, and harmful gases in the flue gas cannot be discharged into the environment without being treated. Consequently in order to solve the problem of complaining on the utility model discloses set up the structure as follows: the steam turbine generating device 5 is communicated with a condenser 6; the condenser 6 is communicated with a condensed water storage tank 7; the condensed water storage tank 7 is communicated with a spraying device 8; the spraying device 8 is communicated with a water circulation tank 9 communicated with a water supplementing tank 10, and in order to reduce heat loss of water in the water circulation tank 9, the water circulation tank 9 is communicated with the water supplementing tank 10 through a second heat preservation pipe 102. In order to control the water circulation tank 9 to replenish the water replenishing tank 10 with water in time, the second heat preservation pipe 102 is provided with a first water suction pump 103 and a third ball valve 202. Heat transfer device 4 is connected with and communicates with flue gas heat transfer passageway 42 and stretch into blast pipe 44 in spray set 8, has realized spraying dust fall cooling treatment in spray set 8 with the flue gas after heat transfer device 4 handles, and the water that sprays that has absorbed flue gas heat energy and impurity purifies the storage to hydrologic cycle groove 9, and the water that purifies is taken out to moisturizing groove 10 for subsequent use, has realized the reasonable waste heat that has utilized the flue gas after heat transfer device 4 handles. And meanwhile, the condensed water obtained by the condenser 6 is stored in the condensed water storage tank 7 and used as the spray water of the spraying device 8, so that the water resource can be effectively saved.
Referring to fig. 1, with reference to fig. 3, in order to reduce the floor space of the present invention, a water circulation tank 9 is dug under the ground and is located below the spraying device 8. In order to reduce the heat loss of the collected spraying water body, the water circulation groove 9 is communicated with the spraying space 82 through a heat-preservation water collecting pipe 106; the inner wall of the water circulation tank 9 is coated with an insulating layer 91. The spraying device 8 comprises a spraying device main body 81, and a spraying space 82 integrally formed in the spraying device main body 81; the spraying device main body 81 is provided with a plurality of spraying heads 83 which are positioned in the spraying space 82 and communicated with the condensed water storage tank 7, and a condensed water drain pipe 104 is communicated between the spraying heads 83 and the condensed water storage tank 7; the condensate water drain pipe 104 is provided with a second water pump 105, so that the condensate water is pumped to the spraying space 82, and the flue gas is cooled and dusted through the spraying head 83, so that the flue gas temperature is reduced to 100 ℃ and the flue gas is discharged in an environment-friendly manner.
The utility model discloses an operation demonstration: firstly, collecting high-temperature flue gas generated by a gas calcining furnace: starting the ventilation and smoke exhaust device 2 to enable the ventilation and smoke exhaust device 2 to be in a working state, and ensuring that high-temperature smoke generated by the gas calcining furnace is transmitted to the waste heat recovery device 3; secondly, the waste heat recovery device 3 is started: opening the first ball valve 200 to communicate the heat exchange tube 43 with the water replenishing groove 10 to replenish water to the heat exchange tube 43 in time, and closing the first ball valve 200 after water replenishing is completed; the second ball valve 201 and the steam turbine power generation device 5 are opened, so that steam generated by absorbing the heat of the flue gas in the heat exchange pipe 43 pushes the steam turbine power generation device 5 to generate power for energy conversion, storage and utilization; the first water pump 103 and the third ball valve 202 are started to enable the water circulation tank 9 and the water supplementing tank 10 to be communicated, water in the water circulation tank 9 is supplemented into the water supplementing tank 10, and the water is guaranteed to be stored in the water supplementing tank 10 at any time; and starting a second water pump 105 to pump the condensed water in the condensed water storage tank 7 to the spraying space 82, and performing cooling and dust-settling treatment on the flue gas through the spraying head 83, so that the temperature of the flue gas is reduced to 100 ℃ and the flue gas is discharged in an environment-friendly manner.
Recycling of water body: the water body of the heat exchange pipe 43 absorbing the heat of the flue gas becomes steam, and the steam can drive the steam turbine power generation device 5 to generate power; the steam passes through a turbine engine 51 and then flows to a condenser 6 to be condensed into condensed water which flows to a condensed water storage tank 7 to be used as a spraying water source; under the action of a second water pump 105, the condensed water in the condensed water storage tank 7 is pumped to the spraying space 82, and the temperature and the dust of the flue gas are reduced by the spraying head 83; the water sprayed by the spraying space 82 flows to the water circulation tank 9 through the heat-preservation water collecting pipe 106 to be purified; the purified water flows to the water replenishing tank 10 through the second heat preservation pipe 102 under the action of the first water suction pump 103 and is used as a supplementary water body of the heat exchange pipe 43; the first ball valve 200 is opened at a fixed time to replenish the water body to the water loss caused by the steam generated by the heat exchange pipe 43.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an energy-concerving and environment-protective calciner, includes calciner body (1) and ventilation fume extractor (2) with calciner body (1) intercommunication, and gas calciner body (1) includes a stove section of thick bamboo (11) and drive stove section of thick bamboo (11) pivoted transmission (12), its characterized in that: the device is characterized by further comprising a waste heat recovery device (3) communicated with the ventilation and smoke exhaust device (2), wherein the waste heat recovery device (3) comprises a heat exchange device (4), the heat exchange device (4) comprises a device main body (41), a smoke heat exchange channel (42) formed in the device main body (41) and a heat exchange tube (43) arranged in the smoke heat exchange channel (42), and the heat exchange tube (43) is communicated with a steam turbine power generation device (5) and a water supplementing groove (10); the steam turbine power generation device (5) is communicated with a condenser (6); the condenser (6) is communicated with a condensed water storage tank (7); the condensed water storage tank (7) is communicated with a spraying device (8); the spraying device (8) is communicated with a water circulation tank (9) communicated with the water replenishing tank (10); the heat exchange device (4) is connected with an exhaust pipe (44) which is communicated with the flue gas heat exchange channel (42) and extends into the spraying device (8).
2. The energy-saving environment-friendly calcining furnace according to claim 1, characterized in that: one end of the heat exchange tube (43) extending out of the device main body (41) is communicated with a first heat preservation tube (100); the first heat preservation pipe (100) is communicated with a water supplementing groove (10) fixedly connected to the upper part of the device main body (41); the other end of the heat exchange pipe (43) extending out of the device main body (41) is communicated with a steam turbine power generation device (5) through a steam pipe (101); a first ball valve (200) is arranged on the first heat-preservation pipe (100); the steam pipe (101) is provided with a second ball valve (201).
3. The energy-saving environment-friendly calcining furnace according to claim 2, characterized in that: a second heat preservation pipe (102) is communicated between the water circulation tank (9) and the water replenishing tank (10); the second heat preservation pipe (102) is provided with a first water pump (103) and a third ball valve (202).
4. The energy-saving environment-friendly calcining furnace according to claim 1, characterized in that: the spraying device (8) comprises a spraying device main body (81), and a spraying space (82) is integrally formed in the spraying device main body (81); the spraying device main body (81) is provided with a plurality of spraying heads (83) which are positioned in the spraying space (82) and communicated with the condensed water storage tank (7), and a condensed water drain pipe (104) is communicated between the spraying heads (83) and the condensed water storage tank (7); a second water pump (105) is arranged on the condensed water drain pipe (104).
5. The energy-saving and environment-friendly calcining furnace according to claim 4, characterized in that: the water circulation tank (9) is arranged below the spraying device (8), and the water circulation tank (9) is dug underground; a heat preservation water collecting pipe (106) is communicated between the water circulation tank (9) and the spraying space (82); the inner wall of the water circulation tank (9) is coated with a heat preservation layer (91).
6. The energy-saving environment-friendly calcining furnace according to claim 1, characterized in that: the heat exchange tubes (43) are spirally distributed in the flue gas heat exchange channel (42).
7. The energy-saving environment-friendly calcining furnace according to claim 1, characterized in that: the outer wall of the device main body (41) is coated with a heat-insulating coating (411); the outer wall of the device main body (41) is sleeved with a heat-insulating sheath (412).
8. The energy-saving environment-friendly calcining furnace according to claim 1, characterized in that: the steam turbine power generation device (5) comprises a steam turbine engine (51) communicated with the heat exchange pipe (43) and a power generator (52) connected with the steam turbine engine (51) through a shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060320.7U CN211233993U (en) | 2019-11-23 | 2019-11-23 | Energy-saving environment-friendly calcining furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060320.7U CN211233993U (en) | 2019-11-23 | 2019-11-23 | Energy-saving environment-friendly calcining furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211233993U true CN211233993U (en) | 2020-08-11 |
Family
ID=71937046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922060320.7U Expired - Fee Related CN211233993U (en) | 2019-11-23 | 2019-11-23 | Energy-saving environment-friendly calcining furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211233993U (en) |
-
2019
- 2019-11-23 CN CN201922060320.7U patent/CN211233993U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105841358A (en) | Evaporative cooling air-conditioning system usable in summer and winter in combination with roof surface water storage | |
| CN202991155U (en) | Multi-heat-source generating heating system for carbon factory cascade waste heat recovery | |
| CN105433424A (en) | Numerical control automatic air energy tobacco leaf curing complete equipment | |
| CN212440669U (en) | Wet and hot flue gas waste heat recovery and utilization system | |
| CN105509492A (en) | System and method for recovering waste heat and CO2 of alumina rotary kiln flue gas | |
| CN201803367U (en) | Energy saving quaternary body | |
| CN210292927U (en) | Smoke waste heat recovery and white smoke elimination device for thermal power plant | |
| CN203629393U (en) | Intermittent steam recycling and storing device | |
| CN211233993U (en) | Energy-saving environment-friendly calcining furnace | |
| CN101221019A (en) | Residual heat utilization device of sintering circular-cooler | |
| CN208649234U (en) | Environment-friendly energy-saving coking plant | |
| CN204804891U (en) | Steam electric power system | |
| CN207778668U (en) | Compound air through tunnel based on solar chimney driving and transpiration-cooled cold supply system | |
| CN103196299A (en) | Tunnel-kiln-based waste heat recycling system, tunnel-kiln-based waste heat power generating system and implementation method | |
| CN206889110U (en) | It is a kind of to integrate efficient, economize on water, the controllable co-generation system of gas turbine four | |
| CN206219496U (en) | A kind of retort with waste heat recovery | |
| CN2908793Y (en) | Cogeneration technology equipment of carbon dioxide working medium furnace | |
| CN201762361U (en) | Flue gas purification and waste heat recovery system device of oxygen top-blown converter | |
| CN204780257U (en) | Printing and dyeing control system with screw rod expander power generation facility | |
| CN210425096U (en) | Device for preheating air by recycling flue gas waste heat of power plant | |
| CN203866369U (en) | Heat-source-free continued reduction device for magnetizing roasting in rotary kiln | |
| CN107401432B (en) | Reduced ilmenite particle thermoelectric coupling co-supply system and method | |
| CN208457983U (en) | Thermal accumulating incinerator RTO heat energy recovery equipment | |
| CN203177678U (en) | Waste heat recovery system based on tunnel kiln and waste heat power generation system comprising same | |
| CN215295419U (en) | Recovery blast furnace slag flushing water waste heat is used for coking refrigerating system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |