CN112377940A - Purification system for recycling waste heat of flue gas - Google Patents
Purification system for recycling waste heat of flue gas Download PDFInfo
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- CN112377940A CN112377940A CN202011236211.7A CN202011236211A CN112377940A CN 112377940 A CN112377940 A CN 112377940A CN 202011236211 A CN202011236211 A CN 202011236211A CN 112377940 A CN112377940 A CN 112377940A
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- pipe
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000003546 flue gas Substances 0.000 title claims abstract description 38
- 239000002918 waste heat Substances 0.000 title claims abstract description 25
- 238000000746 purification Methods 0.000 title claims abstract description 15
- 238000004064 recycling Methods 0.000 title description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 176
- 230000007246 mechanism Effects 0.000 claims abstract description 109
- 238000001914 filtration Methods 0.000 claims abstract description 35
- 239000000779 smoke Substances 0.000 claims abstract description 26
- 239000007921 spray Substances 0.000 claims abstract description 12
- 238000007667 floating Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 241000220317 Rosa Species 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 12
- 239000007787 solid Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/04—Check valves with guided rigid valve members shaped as balls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/04—Check valves with guided rigid valve members shaped as balls
- F16K15/048—Ball features
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0245—Construction of housing; Use of materials therefor of lift valves with ball-shaped valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
- F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/01—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using means for separating solid materials from heat-exchange fluids, e.g. filters
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The invention discloses a purification system for recovering smoke waste heat in the technical field of waste heat recovery equipment, which comprises a base, a filtering mechanism, a heat exchange mechanism, a control mechanism and an anti-water return mechanism, wherein the control mechanism is fixedly arranged on the base, the left end of the control mechanism is communicated with the anti-water return mechanism, the upper part of the anti-water return mechanism is communicated with the heat exchange mechanism, the heat exchange mechanism is communicated with the filtering mechanism, the filtering mechanism is communicated with the anti-water return mechanism, a sprayer sprays smoke in a box body, a filtering box is arranged in the filtering mechanism, solid particles in the smoke enter the filtering box, the sprayed water can absorb heat in the smoke, the smoke passes through a filtering net on the side wall of the right side of the box body, the solid particles enter the filtering box which is arranged in an abutting mode for secondary filtering, the smoke enters a heat tracing pipe through an air inlet, the heat in the smoke, the waste heat in the flue gas is absorbed for the second time, and the flue gas waste heat is absorbed for the second time by filtering, so that the flue gas purifying effect is better.
Description
Technical Field
The invention relates to the field of waste heat recovery, in particular to a purification system for recovering waste heat of flue gas.
Background
Advocate energy-concerving and environment-protective type for practice thrift current energy consumption, advocate the development of environment-protective type new forms of energy, benefit the society, will know at first in our daily life where the energy consummated on earth in the end, pollute where, to the main problem, should improve energy-concerving and environment-protective efficiency, reduce the unnecessary energy extravagant.
The flue gas waste heat recovery means that high-temperature flue gas exhausted from various metallurgical furnaces usually takes away 20-50% of the heat supply of the furnaces. The flow directions of the metallurgical furnace flue gas and the preheated medium are opposite, the waste heat of the flue gas can be fully utilized to reach higher preheating temperature, and the wall of the metallurgical furnace is required to be made of heat-resistant materials.
When a plurality of devices are operated, a large amount of smoke is often discharged, the smoke contains a large amount of solid particles and heat energy, and serious atmospheric pollution and energy waste can be caused when the smoke is directly discharged into the air. Therefore, those skilled in the art have provided a purification system for recovering the waste heat of flue gas to solve the above-mentioned problems in the background art.
Disclosure of Invention
The invention aims to provide a purification system for recovering waste heat of flue gas, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a purification system for recycling residual heat of flue gas comprises a base, a filtering mechanism, a heat exchange mechanism, a control mechanism and an anti-reverse mechanism, wherein the control mechanism is fixedly installed on the base, the left end of the control mechanism is communicated with the anti-reverse mechanism, the anti-reverse mechanism is fixedly installed on the base, the upper part of the anti-reverse mechanism is communicated with the heat exchange mechanism, the heat exchange mechanism is communicated with the filtering mechanism, the filtering mechanism is communicated with the anti-reverse mechanism, the filtering mechanism comprises a box body, a filtering box, a smoke inlet, a first box door, a filtering screen, a sprayer and a spraying pipe, the box body is arranged on the anti-reverse mechanism and is communicated with the anti-reverse mechanism, the first box door is installed on the lateral wall of the left side of the box body and is rotationally connected with the lateral wall of the left side of the box body through a pin shaft, the smoke inlet is installed above the first box door and is communicated with the lateral wall of, the improved filter box is characterized in that a filter screen is fixedly mounted on the side wall of the right side of the box body, the filter screen is abutted against the filter box in the box body, a spray pipe is fixedly mounted on the box body, the spray pipe penetrates through the bottom surface of the box body, the spray pipe is fixedly connected with a sprayer, and the sprayer is fixedly mounted on the inner side of the box body, with the bottom surface and the opening facing downwards.
As a further scheme of the invention: heat transfer mechanism includes tee bend, air inlet, water inlet, companion's hot case, heat tracing pipe, outlet flue and delivery port, filtering mechanism, control mechanism and heat transfer mechanism are connected respectively to the tee bend, tee bend lower extreme and water inlet intercommunication, the water inlet is on the companion's hot case, and water inlet through connection bottom surface on the companion's hot case, it installs the air inlet to link up on the lateral wall of companion's hot case left side, air inlet and heat tracing pipe intercommunication, just the air inlet is the same with the heat tracing pipe diameter, heat tracing pipe and delivery port intercommunication, the delivery port link up at the companion's hot case upper surface, through connection has the delivery port on the lateral wall of companion's hot case right-hand member, just delivery port and anti-water.
As a still further scheme of the invention: the water outlet is communicated with the heat tracing box, and the water outlet is arranged at the upper end of the side wall of the right side of the heat tracing box.
As a still further scheme of the invention: the control mechanism comprises a control chamber, a water pump, a generator, a cold water pipe, a heat exchanger, a heat source pipe, a heat accumulator and a hot water pipe, wherein the control chamber is fixedly arranged on a base, the water pump is arranged on the lower bottom surface of the inner side of the control chamber and connected with the generator through a lead, the generator often adopts a thermoelectric generator or a thermal generator, the generator is commonly used in large thermal power plants, the application range is wider, the generator is fixedly arranged on the upper bottom surface of the inner side of the control chamber, the generator is communicated with the heat accumulator, the heat accumulator is fixedly arranged on the upper bottom surface of the inner side of the control chamber and communicated with the heat source pipe, the heat source pipe is fixedly arranged on the heat exchanger, the heat exchanger is fixedly arranged on the lower bottom surface of the inner side of the control chamber, the right end of the heat exchanger is fixedly arranged with the cold water pipe, and a hot water pipe is fixedly arranged on the left side of the heat exchanger and is communicated with the anti-reverse mechanism.
As a still further scheme of the invention: the anti-water-return mechanism comprises a water collecting tank, a water outlet pipe, an anti-water tank, an anti-water ball, a pull rod, a water inlet pipe, a filter layer, a second tank door and a seal ring, wherein the water collecting tank is fixedly installed on the base, the upper wall of the water collecting tank is communicated with the water outlet pipe, the water outlet pipe is communicated with the bottom of the anti-water tank, the anti-water ball is placed in the anti-water tank, the anti-water tank is rotatably connected with the second tank door through a pin shaft on the side wall of one side of the anti-water tank, the seal ring is connected to the edge of the inner side of the second tank door, the outer side of the second.
As a still further scheme of the invention: the three anti-reverse mechanisms are communicated with the lower bottom surface of the box body.
As a still further scheme of the invention: the water-reflecting ball is a stainless steel waterproof floating ball, and the water inlet pipe is provided with a magnet.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the flue gas in the box body is sprayed by the sprayer, solid particles in the flue gas enter the filter box, meanwhile, the sprayed water can absorb heat in the flue gas, the flue gas passes through the filter screen on the side wall of the right side of the box body, the solid particles enter the filter box which is arranged in an abutting mode to be filtered for the second time, the flue gas enters the heat tracing pipe through the air inlet, the heat in the flue gas enters the water of the heat tracing pipe through the heat tracing pipe to be stored, the waste heat in the flue gas is absorbed for the second time, the flue gas waste heat is absorbed by filtering twice, and the flue.
2. According to the invention, through the control mechanism, after water enters the filtering mechanism and the heat exchange mechanism from the water pump, the water flows through the anti-reverse water mechanism and enters the heat exchange machine, the heat exchange machine replaces heat in the water, replaced cold water enters a water source where the water pump is located from the cold water pipe to achieve recycling of the water, the heat replaced by the heat exchange machine enters the heat accumulator through the heat source pipe, the heat accumulator supplies energy to the generator, the generator supplies power to the water pump, the water pump supplies water to the filtering mechanism and the heat exchange mechanism, the water which stores the heat and passes through the filtering mechanism and the heat exchange mechanism enters the heat exchanger to replace the heat, recycling of electricity and recycling of waste heat of smoke, and the energy-saving.
3. According to the invention, the three anti-water-return mechanisms are connected in parallel on the filtering mechanism together through the anti-water-return mechanism, so that the flow speed of water is ensured, when the control mechanism fails to return water, the water reaches the anti-water tank, the anti-water ball in the anti-water tank abuts against the water inlet pipe, so that the water return is prevented, the filtering layer is fixedly connected in the water inlet pipe, the filtering layer is denser than the filtering net, and small particles in the box body are prevented from entering the anti-water-return mechanism to accumulate, so that the.
4. According to the invention, the water outlet of the heat tracing box is arranged on the upper side of the heat tracing box through the heat exchange preventing mechanism, so that the heat tracing box can be ensured to be basically filled with water, and the heat exchange effect is better.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A in accordance with the present invention;
FIG. 3 is a schematic cross-sectional view of an anti-flooding structure according to the present invention;
FIG. 4 is a schematic view of the connection of the water-repelling ball of the present invention
In the figure: 1. a base; 2. a filtering mechanism; 21. a box body; 22. a filter box; 23. a smoke inlet; 24. a first door; 25. a filter screen; 26. a sprayer; 27. a shower pipe; 3. a heat exchange mechanism; 31. a tee joint; 32. an air inlet; 33. a water inlet; 34. a heat tracing box; 35. a heat tracing pipe; 36. a smoke outlet; 37. a water outlet; 4. a control mechanism; 41. a control room; 42. a water pump; 43. a generator; 44. a cold water pipe; 45. a heat exchanger; 46. a heat source tube; 47. a heat accumulator; 48. a hot water pipe; 5. a reverse water prevention mechanism; 51. a water collection tank; 52. a water outlet pipe; 53. a water return tank; 54. a water-returning ball; 55. a pull rod; 56. a water inlet pipe; 57. a filter layer; 58. a second door; 59. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, in the embodiment of the present invention, a purification system for recovering waste heat from flue gas includes a base 1, a filtering mechanism 2, a heat exchange mechanism 3, a control mechanism 4 and an anti-reverse mechanism 5, where the control mechanism 4 is fixedly installed on the base 1, the left end of the control mechanism 4 is communicated with the anti-reverse mechanism 5, the anti-reverse mechanism 5 is fixedly installed on the base (1), the upper side of the anti-reverse mechanism 5 is communicated with the heat exchange mechanism 3, the heat exchange mechanism 3 is communicated with the filtering mechanism 2, the filtering mechanism 2 is communicated with the anti-reverse mechanism 5, the filtering mechanism 2 includes a box body 21, a filtering box 22, a smoke inlet 23, a first box door 24, a filtering net 25, a sprayer 26 and a spraying pipe 27, the box body 21 is installed on the anti-reverse mechanism 5 and is communicated with the anti-reverse mechanism 5, the first box door 24 is installed on the left side wall of the box body 21, and the first box door 24 is, the smoke inlet 23 is installed above the first box door 24, the smoke inlet 23 penetrates through and is communicated with the left side wall of the box body 21, the filter screen 25 is fixedly installed on the right side wall of the box body 21, the filter screen 25 is abutted to the filter box 22 inside the box body 21, the spray pipe 27 is fixedly installed on the box body 21 and penetrates through the upper bottom surface of the box body 21, the spray pipe 27 is fixedly connected with the sprayer 26, the sprayer 26 is fixedly installed on the inner upper bottom surface of the box body 21, the opening of the spray pipe is downward, the water pump 42 enables water to flow to the sprayer 26 through the spray pipe 27, the sprayer 26 starts to work, smoke enters the box body 21 through the smoke inlet 23, the sprayer 26 sprays to enable solid particles to fall into the filter box 22 and absorb heat in the smoke, the smoke passes through the filter screen 25, fixed particles are intercepted and fall into the filter box 22, and double-filtering.
Wherein, the heat exchange mechanism 3 comprises a tee joint 31, an air inlet 32, a water inlet 33, a heat tracing box 34, a heat tracing pipe 35, a smoke outlet 36 and a water outlet 37, the tee joint 31 is respectively connected with the filter mechanism 2, the control mechanism 4 and the heat exchange mechanism 3, the lower end of the tee joint 31 is communicated with the water inlet 33, the water inlet 33 is arranged on the heat tracing box 34, the water inlet 33 is communicated with the upper bottom surface of the heat tracing box 34, the air inlet 32 is arranged on the left side wall of the heat tracing box 34 in a penetrating way, the air inlet 32 is communicated with the heat tracing pipe 35, the diameter of the air inlet 32 is the same as that of the heat tracing pipe 35, the heat tracing pipe 35 is communicated with the water outlet 37, the water outlet 37 is communicated with the upper surface of the heat tracing box 34, the water outlet 37 is communicated with the side wall of the right end of the heat tracing box 34, the water outlet 37 is communicated with the heat tracing, water enters the heat tracing box 34 from the water inlet 33 to submerge the heat tracing pipe 35, heat in smoke is stored in the water in the heat tracing box 34 through the heat tracing pipe 35 to achieve the purpose of heat exchange, the water outlet 37 of the heat tracing box 34 is arranged on the upper side of the heat tracing box 34 to ensure that the heat tracing box 34 is basically filled with water, and the heat exchange effect is better.
The control mechanism 4 comprises a control chamber 41, a water pump 42, a generator 43, a cold water pipe 44, a heat exchanger 45, a heat source pipe 46, a heat accumulator 47 and a hot water pipe 48, the control chamber 41 is fixedly arranged on the base 1, the water pump 42 is arranged on the lower bottom surface of the inner side of the control chamber 41, the water pump 42 is connected with the generator 43 through a lead, the generator 43 is fixedly arranged on the upper bottom surface of the inner side of the control chamber 41, the generator 43 is communicated with the heat accumulator 47, the heat accumulator 47 is fixedly arranged on the upper bottom surface of the inner side of the control chamber 41, the heat accumulator 47 is communicated with the heat source pipe 46, the heat source pipe 46 is fixedly arranged on the heat exchanger 45, the heat exchanger 45 is fixedly arranged on the lower bottom surface of the inner side of the control chamber 41, the cold water pipe 44 is fixedly arranged at the right end of the heat exchanger 45, the cold water pipe 44 is communicated with the water pump 42, the heat reaches the heat accumulator 47 through the heat source pipe 46, the heat accumulator 47 supplies power to the generator 43, the generator 43 supplies power to the water pump 42, the purposes of circulating power utilization and flue gas waste heat recycling are achieved, and the energy-saving and environment-friendly effects are achieved.
The water return preventing mechanism 5 comprises a water collecting tank 51, a water outlet pipe 52, a water return tank 53, a water return ball 54, a pull rod 55, a water inlet pipe 56, a filter layer 57, a second box door 58 and a sealing ring 59, wherein the water collecting tank 51 is fixedly arranged on the base 1, the upper wall of the water collecting tank 51 is communicated with the water outlet pipe 52, the water outlet pipe 52 is communicated with the lower bottom of the water return tank 53, the water return ball 54 is placed in the water return tank 53, the side wall of one side of the water return tank 53 is rotatably connected with the second box door 58 through a pin shaft, the edge of the inner side of the second box door 58 is connected with the sealing ring 59, the outer side of the second box door 58 is fixedly connected with the pull rod 55, the upper wall of the second box door 58 is communicated with the water inlet pipe 56, the filter layer 57 is fixedly connected in the water inlet pipe 56, the filter layer 57 is denser than the filter screen 25, small particles, the flow rate of water is ensured.
The water-repelling ball 54 is a stainless steel water-repelling floating ball, the water inlet pipe 56 is provided with a magnet, when the liquid level pushes the stainless steel water-repelling floating ball to rise to the magnetic force of the magnet and the buoyancy force of the magnet to be greater than the gravity of the water-repelling ball 54, the water-repelling ball 54 is sucked by the magnet to abut against the water inlet pipe 56, and the water inlet pipe 56 is blocked, so that the purpose of water repelling is achieved.
The working principle of the invention is as follows: the heat accumulator 47 provides heat energy for the generator 43 to generate electricity, the generator 43 supplies power for the water pump 42, the water pump 42 transmits water to the sprayer 26 and the heat tracing box 34 through the tee joint 31, the flue gas enters the box body 21 through the flue gas inlet 23, the sprayer 26 sprays the flue gas in the box body 21 to spray solid particles in the flue gas into the filter box 22, the flue gas reaches the filter screen 25 on the side wall on the right side of the box body 21, the solid particles in the flue gas are blocked by the filter screen 25 and fall into the filter box 22 which is arranged against the filter screen 25, the filter box 22 can be taken out by opening the first box door 24 and the solid particles in the filter box 22 are treated, the flue gas flows through the air inlet 32 through the filter screen 25 to enter the heat tracing pipe 35, the heat tracing pipe 35 is arranged in the heat tracing box 34 in a bent manner, the water pump 42 in the heat tracing box 34 flows through the water inlet 33 through the tee joint 31 to be filled with water, the heat tracing pipe, the water sprayed by the heat tracing box 34 enters the water collecting box 51 through the water outlet 37, the water sprayed by the sprayer 26 enters the water collecting box 51 through the water collecting box 51, the water sprayed by the sprayer 26 and the water sprayed by the heat tracing box 34 enter the heat exchanger 45 through the water collecting box 51, the heat exchanger 45 exchanges heat displaced in the water into the heat accumulator 47 through the heat source pipe 46, the heat accumulator 47 supplies energy to the generator 43 to enable the generator 43 to supply power to the water pump 42, when the control mechanism 4 fails, water in the water collecting box 51 can be caused to flow backwards, the water flows backwards through the water outlet pipe 52 to the water reflecting box 53, and as the water in the water reflecting box 53 increases, the water floating on the water surface and lighter than the water rises, and then abuts against the water inlet pipe 56 to achieve the purpose of water reflection prevention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a retrieve clean system that flue gas waste heat was used, includes base (1), filtering mechanism (2), heat transfer mechanism (3), control mechanism (4) and prevents water returning mechanism (5), its characterized in that: the control mechanism (4) is fixedly arranged on the base (1), the left end of the control mechanism (4) is communicated with the anti-reverse mechanism (5) mechanism, the anti-reverse mechanism (5) is fixedly arranged on the base (1), the upper part of the anti-reverse mechanism (5) is communicated with the heat exchange mechanism (3), the heat exchange mechanism (3) is communicated with the filter mechanism (2), the filter mechanism (2) is communicated with the anti-reverse mechanism (5), the filter mechanism (2) comprises a box body (21), a filter box (22), a smoke inlet (23), a first box door (24), a filter screen (25), a sprayer (26) and a spray pipe (27), the box body (21) is arranged on the anti-reverse mechanism (5) and is communicated with the anti-reverse mechanism (5), the first box door (24) is arranged on the side wall of the left side of the box body (21), and the first box door (24) is rotatably connected with the side wall of the left side of the box body (21) through a pin shaft, inlet flue (23) is installed to first chamber door (24) top, just inlet flue (23) run through the intercommunication on box (21) left side lateral wall, fixed mounting has filter screen (25) on box (21) right side lateral wall, and filter screen (25) offset the setting with rose box (22) inside box (21), fixed mounting has shower (27) on box (21), and shower (27) link up bottom surface on box (21), shower (27) and shower (26) fixed connection, shower (26) fixed mounting is gone up bottom surface and opening down on box (21) inboard.
2. The purification system for recovering the waste heat of the flue gas as claimed in claim 1, wherein: the heat exchange mechanism (3) comprises a tee joint (31), an air inlet (32), a water inlet (33), a heat tracing box (34), a heat tracing pipe (35), a smoke outlet (36) and a water outlet (37), the tee joint (31) is respectively connected with the filtering mechanism (2), the control mechanism (4) and the heat exchange mechanism (3), the lower end of the tee joint (31) is communicated with the water inlet (33), the water inlet (33) is arranged on the heat tracing box (34), the water inlet (33) is connected with the upper bottom surface of the heat tracing box (34) in a penetrating way, the air inlet (32) is arranged on the left side wall of the heat tracing box (34) in a penetrating way, the air inlet (32) is communicated with the heat tracing pipe (35), the diameter of the air inlet (32) is the same as that of the heat tracing pipe (35), the heat tracing pipe (35) is communicated with the water outlet (37), the water outlet (37) is arranged on the upper surface of the heat tracing box (34) in a penetrating, and the water outlet (37) is communicated with the water return preventing mechanism (5).
3. The purification system for recovering the waste heat of the flue gas as claimed in claim 2, wherein: the water outlet (37) is communicated with the heat tracing box (34), and the water outlet (37) is arranged at the upper end of the right side wall of the heat tracing box (34).
4. The purification system for recovering the waste heat of the flue gas as claimed in claim 3, wherein: the control mechanism (4) comprises a control chamber (41), a water pump (42), a generator (43), a cold water pipe (44), a heat exchanger (45), a heat source pipe (46), a heat accumulator (47) and a hot water pipe (48), wherein the control chamber (41) is fixedly installed on the base (1), the water pump (42) is installed on the inner lower bottom surface of the control chamber (41), the water pump (42) is connected with the generator (43) through a lead, the generator (43) is fixedly installed on the inner upper bottom surface of the control chamber (41), the generator (43) is communicated with the heat accumulator (47), the heat accumulator (47) is fixedly installed on the inner upper bottom surface of the control chamber (41), the heat accumulator (47) is communicated with the heat source pipe (46), the heat source pipe (46) is fixedly installed on the heat exchanger (45), and the heat exchanger (45) is fixedly installed on the inner lower bottom surface of the control chamber (41), the heat exchanger is characterized in that a cold water pipe (44) is fixedly mounted at the right end of the heat exchanger (45), the cold water pipe (44) is communicated with a water pump (42), a hot water pipe (48) is fixedly mounted on the left side of the heat exchanger (45), and the hot water pipe (48) is communicated with an anti-reverse water mechanism (5).
5. The purification system for recovering the waste heat of the flue gas as claimed in claim 4, wherein: prevent that water conservancy diversion mechanism (5) includes header tank (51), outlet pipe (52), anti-water tank (53), anti-water ball (54), pull rod (55), inlet tube (56), filter layer (57), second chamber door (58) and sealing washer (59), header tank (51) fixed mounting is on base (1), just header tank (51) upper wall and outlet tube (52) intercommunication, outlet tube (52) link up in anti-water tank (53) lower bottom, anti-water ball (54) have been placed in anti-water tank (53), just rotate through round pin axle and second chamber door (58) on anti-water tank (53) one side lateral wall and be connected, second chamber door (58) inboard edge is connected with sealing washer (59), and second chamber door (58) outside and pull rod (55) fixed connection, second chamber door (58) upper wall and inlet tube (56) through connection.
6. The purification system for recovering the waste heat of the flue gas as claimed in claim 5, wherein: the anti-reverse mechanism (5) is multiple, and each anti-reverse mechanism (5) is communicated with the lower bottom surface of the box body (21).
7. The purification system for recovering the waste heat of the flue gas as claimed in claim 5, wherein: the generator (43) is a thermal generator.
8. The purification system for recovering the waste heat of the flue gas as claimed in claim 5, wherein: the water-reflecting ball (54) is a stainless steel waterproof floating ball, and the water inlet pipe (56) is provided with a magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011236211.7A CN112377940A (en) | 2020-11-09 | 2020-11-09 | Purification system for recycling waste heat of flue gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011236211.7A CN112377940A (en) | 2020-11-09 | 2020-11-09 | Purification system for recycling waste heat of flue gas |
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| CN112377940A true CN112377940A (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011236211.7A Pending CN112377940A (en) | 2020-11-09 | 2020-11-09 | Purification system for recycling waste heat of flue gas |
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Application publication date: 20210219 |