CN117553588A - Waste heat recovery device of combustor - Google Patents
Waste heat recovery device of combustor Download PDFInfo
- Publication number
- CN117553588A CN117553588A CN202410048367.4A CN202410048367A CN117553588A CN 117553588 A CN117553588 A CN 117553588A CN 202410048367 A CN202410048367 A CN 202410048367A CN 117553588 A CN117553588 A CN 117553588A
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- CN
- China
- Prior art keywords
- fixedly connected
- waste heat
- flue gas
- pipe
- heat recovery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000011084 recovery Methods 0.000 title claims abstract description 78
- 239000002918 waste heat Substances 0.000 title claims abstract description 72
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000003546 flue gas Substances 0.000 claims abstract description 70
- 239000000779 smoke Substances 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 239000002893 slag Substances 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000009413 insulation Methods 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 2
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/06—Mechanically-operated devices, e.g. clinker pushers
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids, removable covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D9/00—Cooling of furnaces or of charges therein
Abstract
The invention discloses a waste heat recovery device of a combustor, which relates to the technical field of waste heat recovery of combustors and comprises a machine table, wherein the middle part of the machine table is fixedly provided with the combustor, the combustor comprises a furnace body, one end of the furnace body is provided with a furnace door, one end of the top of the machine table, which is far away from the furnace door, is fixedly provided with a flue gas waste heat recovery mechanism, and the furnace body is communicated with the flue gas waste heat recovery mechanism through a smoke inlet pipe; according to the invention, the slag with waste heat is temporarily stored by the receiving box through the slag waste heat recovery assembly, the air supply unit is matched with the receiving box, the air flow is blown to pass through the receiving cavity, and the air flow is led into the flue gas waste heat recovery mechanism to realize the recovery and utilization of heat; according to the flue gas waste heat recovery mechanism, the spiral ascending smoke guide cavity is arranged to guide the flue gas, so that the flow path of the flue gas is prolonged, the contact area of the flue gas and the heat exchange cover is further increased, and the heat exchange efficiency is improved.
Description
Technical Field
The invention relates to the technical field of waste heat recovery of combustors, in particular to a waste heat recovery device of a combustor.
Background
The waste heat recovery device of the burner can effectively improve the energy utilization efficiency, reduce the energy waste and simultaneously reduce the running cost. In industrial production, the waste heat recovery device is widely applied to various combustion equipment, such as boilers, kilns and the like, so as to realize efficient utilization of energy and environmental protection.
The waste heat recovery device of the existing burner. Most of the heat recovery devices are provided with heat exchangers and the like, and waste heat generated during the operation of the burner is directly used for heating other technical processes or equipment, so that the recovery of heat energy is realized. In actual operation, heat generated by the burner is dissipated to the circumferential direction, part of the heat is absorbed and dissipated by the furnace body, part of the heat is reserved in the waste residues of the combustion products, and the existing preheating recovery device is difficult to collect and utilize, so that improvement is necessary.
Disclosure of Invention
The invention aims to provide a waste heat recovery device of a burner, which aims to solve the problem that the waste heat recovery device of the burner in the prior art provided in the background art cannot collect and utilize residual heat of a furnace body and slag.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the waste heat recovery device of the burner comprises a machine table, wherein the burner is fixedly arranged in the middle of the machine table, the burner comprises a furnace body, one end of the furnace body is provided with a furnace door, one end of the top of the machine table, which is far away from the furnace door, is fixedly provided with a flue gas waste heat recovery mechanism, and the furnace body is communicated with the flue gas waste heat recovery mechanism through a flue gas inlet pipe;
the inside of furnace body is provided with furnace body waste heat recovery subassembly, furnace body waste heat recovery subassembly includes the heat conduction chamber of the inside seting up of furnace body, the bottom fixedly connected with heat insulating board of heat conduction intracavity wall, heat insulating board bottom fixedly connected with inner heat insulating layer, the top fixedly connected with outer heat insulating layer of heat conduction chamber, the other end of furnace body sets up the air extraction mechanism that is used for sending into flue gas waste heat recovery mechanism with the air current in the heat conduction chamber.
As a further scheme of the invention: the flue gas waste heat recovery mechanism comprises a flue gas guiding pipe, the inner wall fixedly connected with spiral guide plate of the flue gas guiding pipe, the spiral guide plate encloses with the inner wall of the flue gas guiding pipe and closes the guide chamber that constitutes the confession flue gas flow, the middle part fixedly connected with heat exchanger cover of flue gas guiding pipe, the inner wall fixedly connected with heat exchange tube of heat exchanger cover, the heat exchange tube is arranged along the spiral of guide chamber direction, the outer wall of heat exchange tube and the inner edge fixed connection of spiral guide plate, even make one side and the heat exchange tube outer wall laminating of guide chamber, the top fixedly connected with exhaust fume pipe of flue gas guiding pipe.
As a further scheme of the invention: the inside of leading the tobacco pipe has seted up the inlet channel, the bottom fixedly connected with inlet tube of inlet channel, the top fixedly connected with a plurality of shunt tubes of inlet channel, the bottom of a plurality of shunt tubes all communicates with heat exchange tube top, the bottom fixedly connected with outlet pipe of heat exchange tube.
As a further scheme of the invention: the outer wall of the smoke guide pipe is fixedly connected with an outer cover plate, and a vacuum heat insulation cavity is arranged between the outer cover plate and the smoke guide pipe.
As a further scheme of the invention: the air extraction mechanism comprises a mounting frame, a diversion air disk is fixedly arranged in the middle of the mounting frame, one end of the heat conduction cavity is fixedly connected with a plurality of exhaust pipes, one ends of the exhaust pipes are fixedly connected with one side of the diversion air disk,
the bottom of the inner wall of the mounting frame is fixedly provided with an air pump, the air inlet end of the air pump is fixedly connected with the bottom of the split air disc, the air outlet end of the air pump is fixedly connected with an upper hot air pipe, and one end of the upper hot air pipe is communicated with the flue gas waste heat recovery mechanism; the other end of the heat conduction cavity is fixedly connected with a plurality of vent pipes.
As a further scheme of the invention: one end of each of the plurality of vent pipes is bent towards the direction of the furnace door, and the middle parts of the plurality of vent pipes are fixedly provided with regulating valves.
As a further scheme of the invention: the top of the machine table is provided with a slag discharge port near one end of the furnace door, the interior of the machine table is provided with a slag waste heat recovery assembly, the slag waste heat recovery assembly comprises a receiving box which is in sliding connection with the inner wall of the machine table, the top of the receiving box is provided with an opposite port, one end of the receiving box is fixedly connected with a drawing plate, the middle part of the drawing plate is fixedly connected with a drawing handle, and the opposite port is aligned with the slag discharge port by pulling the receiving box through the drawing handle; the inside of the receiving box is provided with a receiving cavity for receiving slag, the top of the receiving cavity is correspondingly arranged with the butt joint opening, and the bottom of the inner wall of the receiving cavity is rotationally connected with a discharging baffle; the utility model discloses a hot air inlet pipe, including holding chamber, draw plate, air inlet pipe, air supply pipe and draw plate, it is all fixedly connected with division board to accept the both sides of chamber, two the vent has all been seted up at the middle part of division board, the one end of accepting the incasement wall is provided with the air supply unit that is used for to accepting the chamber air supply, the air supply unit includes the air supply pump, the air supply end fixedly connected with blast pipe of air supply pump, the one end fixedly connected with air supply cover of blast pipe, one side and the division board fixedly connected with of air supply cover, the hot air inlet has been seted up to the one end of accepting the case and kept away from the pull plate, the below fixedly connected with intake pipe of advancing the tobacco pipe, the bottom fixedly connected with hot air guide pipe of intake pipe.
As a further scheme of the invention: the hot air guide and delivery device is characterized in that a hot air guide and delivery assembly is arranged between the hot air guide and delivery pipe and the hot air port, the hot air guide and delivery assembly comprises a receiving cover, one side of the receiving cover is fixedly connected with a connecting pipe, the middle part of the connecting pipe is fixedly connected with a heat conducting plate, the top of the heat conducting plate is fixedly connected with the top of the inner wall of the machine table, and one end of the connecting pipe is fixedly connected with the hot air guide and delivery pipe.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the slag with waste heat is temporarily stored by the receiving box through the slag waste heat recovery assembly, the air supply unit is matched, the blast air flows through the receiving cavity, the slag is cooled, the subsequent processing operation is convenient, meanwhile, the waste heat of the slag in the receiving cavity increases the temperature of the blast air, and the recovery and the utilization of heat are realized by introducing the blast air into the smoke waste heat recovery mechanism;
according to the flue gas waste heat recovery mechanism, the spiral ascending flue gas guide cavity is arranged to guide flue gas, so that the flow path of the flue gas is prolonged, the contact area between the flue gas and the heat exchange cover is further increased, and the heat exchange efficiency is improved; the water inlet groove is arranged in the smoke guide pipe, so that the heat of smoke can be absorbed by the outer side of the smoke guide cavity, the water flow passing through the water inlet groove downwards flows through the heat exchange pipe, and the heat of the smoke is absorbed by the inner side of the smoke guide cavity, so that the flow path of the water flow is greatly prolonged, the heat exchange efficiency between the water flow and the smoke is improved, and the recovery efficiency of the smoke waste heat is further realized;
according to the invention, the waste heat recovery assembly of the furnace body is arranged to recycle heat dissipated into the external environment of the furnace body, and one ends of the air inlet pipes are bent towards the direction of the furnace door, so that air near the furnace door is driven to flow, the furnace door is cooled, and the danger of operators in the process of opening and closing the furnace door is reduced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the furnace waste heat recovery assembly of the present invention;
FIG. 3 is a cross-sectional view of the furnace structure of the present invention;
FIG. 4 is a cross-sectional view of the slag heat recovery assembly of the present invention;
FIG. 5 is a cross-sectional view of the flue gas waste heat recovery mechanism of the present invention;
FIG. 6 is a cross-sectional view of the flue gas waste heat recovery mechanism of the present invention;
FIG. 7 is a cross-sectional view of the pumping mechanism of the present invention.
In the figure: 1. a machine table; 2. a furnace body; 3. a flue gas waste heat recovery mechanism; 301. an outer cover plate; 302. a smoke guide pipe; 303. a spiral deflector; 304. a heat exchange cover; 305. a heat exchange tube; 306. a water inlet pipe; 307. a shunt; 308. a vacuum heat insulation chamber; 309. a water outlet pipe; 310. a smoke exhaust pipe; 4. a heat conducting cavity; 5. a heat insulating plate; 6. an inner insulating layer; 7. a vent pipe; 8. a regulating valve; 9. an exhaust pipe; 10. a furnace door; 11. a slag discharge port; 12. a drawing plate; 13. a receiving box; 14. an interface; 15. an air supply pump; 16. an air supply cover; 17. a partition plate; 18. a discharging baffle; 19. a connecting pipe; 20. a heat conductive plate; 21. an air inlet pipe; 22. a smoke inlet pipe; 23. a mounting frame; 24. a flow dividing air tray; 25. an air extracting pump; 26. a hot air pipe is arranged on the upper part; 27. a hot air guide pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, in an embodiment of the invention, a waste heat recovery device of a burner includes a machine 1, wherein the middle part of the machine 1 is fixedly provided with the burner, the burner includes a furnace body 2, one end of the furnace body 2 is provided with a furnace door 10, one end of the top of the machine 1 far away from the furnace door 10 is fixedly provided with a flue gas waste heat recovery mechanism 3, and the furnace body 2 is communicated with the flue gas waste heat recovery mechanism 3 through a smoke inlet pipe 22;
referring to fig. 5-6, the flue gas waste heat recovery mechanism 3 includes a flue gas guiding tube 302, one end of the flue gas inlet tube 22 is communicated with a flue gas guiding cavity, a spiral guide plate 303 is fixedly connected to the inner wall of the flue gas guiding tube 302, the spiral guide plate 303 is in a spiral rising shape, the spiral guide plate 303 and the inner wall of the flue gas guiding tube 302 enclose to form a flue gas guiding cavity for flue gas to flow, a heat exchange cover 304 is fixedly connected to the middle part of the flue gas guiding tube 302, a heat exchange tube 305 is fixedly connected to the inner wall of the heat exchange cover 304, and the flue gas is guided by the spiral rising-shaped flue gas guiding cavity, so that the flow path of the flue gas is prolonged, the contact area between the flue gas and the heat exchange cover 304 is further improved, and the heat exchange efficiency is improved;
the heat exchange tubes 305 are spirally arranged along the direction of the smoke guide cavity, the outer wall of the heat exchange tube 305 is fixedly connected with the inner edge of the spiral guide plate 303, namely one side of the guide cavity is attached to the outer wall of the heat exchange tube 305, so that the heat exchange tube 305 can obtain the maximum heat exchange efficiency; the top of the smoke guide pipe 302 is fixedly connected with a smoke discharge pipe 310, and smoke generated in the combustion process of the burner is discharged through the smoke discharge pipe 310 and is treated by subsequent smoke treatment equipment;
the inside of water guide pipe 302 has been seted up the inlet channel, the bottom fixedly connected with inlet tube 306 of inlet channel, the top fixedly connected with shunt tubes 307 of inlet channel, the bottom of a plurality of shunt tubes 307 all communicates with heat exchange tube 305 top, the bottom fixedly connected with outlet pipe 309 of heat exchange tube 305, the one end and the external heat energy conversion equipment intercommunication of outlet pipe 309 derive high-temperature water flow, heat energy conversion equipment adopts prior art means to implement, this application sets up the inlet channel in water guide pipe 302, make the rivers that pass through absorb the heat of flue gas by the outside of water guide chamber, the rivers that pass through by the inlet channel flow downwards again and pass heat exchange tube 305 downwards, absorb the heat of flue gas by the flow path of the rivers that this greatly prolonged between rivers and the flue gas, the efficiency of heat exchange between rivers and the flue gas has been improved, and then realize the recovery efficiency to the flue gas waste heat.
In order to improve the utilization efficiency of the heat energy of the flue gas, the outer wall of the flue gas guiding pipe 302 is fixedly connected with an outer cover plate 301, a vacuum heat insulation cavity 308 is arranged between the outer cover plate 301 and the flue gas guiding pipe 302, and the heat dissipated outwards by the flue gas guiding pipe 302 is isolated through the vacuum heat insulation cavity 308.
In the working process of the burner, partial energy waste is also caused by heat conduction between the furnace body 2 and the external environment, and the furnace body waste heat recovery assembly is arranged in the furnace body 2, as shown in fig. 2-3, the furnace body waste heat recovery assembly comprises a heat conduction cavity 4 arranged in the furnace body 2, the bottom of the inner wall of the heat conduction cavity 4 is fixedly connected with a heat insulation plate 5, the bottom of the heat insulation plate 5 is fixedly connected with an inner heat insulation layer 6, and the heat insulation plate 5 and the inner heat insulation layer 6 are used for insulating the heat in the furnace, so that the influence of the furnace body 2 waste heat recovery operation on the heating combustion operation of the furnace body 2 is prevented when the heat conduction cavity 4 is attached to the inner wall of the furnace body 2; the furnace body waste heat recovery component mainly recovers heat which is transmitted through the heat insulation plate 5, and most of the heat is naturally dissipated into the external environment in a common combustor;
in order to further improve the heat preservation and insulation effect on the burner, the top of the heat conduction cavity 4 is fixedly connected with an outer heat insulation layer; in order to realize the recovery of the heat of the furnace body 2, the other end of the furnace body 2 is provided with an air extraction mechanism, and the air extraction mechanism flows the high-temperature air in the heat conduction cavity 4 into the flue gas waste heat recovery mechanism 3 so as to realize the heat recovery and utilization; referring to fig. 7, the air extraction mechanism comprises a mounting frame 23, a diversion air disk 24 is fixedly mounted in the middle of the mounting frame 23, one end of the heat conduction cavity 4 is fixedly connected with a plurality of exhaust pipes 9, and one ends of the exhaust pipes 9 are fixedly connected with one side of the diversion air disk 24; an air pump 25 is fixedly arranged at the bottom of the inner wall of the mounting frame 23, the air inlet end of the air pump 25 is fixedly connected with the bottom of the split air disk 24, the air outlet end of the air pump 25 is fixedly connected with an upper hot air pipe 26, and one end of the upper hot air pipe 26 is communicated with the flue gas waste heat recovery mechanism 3;
referring to fig. 1, in order to realize air circulation of air of the heat conducting cavity 4, the other end of the heat conducting cavity 4 is fixedly connected with a plurality of ventilation pipes 7, one ends of the plurality of ventilation pipes 7 are bent towards the direction of the oven door 10 so as to drive air near the oven door 10 to flow, thereby cooling the oven door 10 and reducing the risk of operators in the process of opening and closing the oven door 10, and regulating valves 8 are fixedly arranged in the middle of the plurality of ventilation pipes 7.
The top of the machine table 1 is provided with a slag discharge port 11 near one end of the furnace door 10, and slag discharge is conveniently and directly carried out after the furnace door 10 is opened by arranging the slag discharge port 11 at the position;
therefore, referring to fig. 4, the slag waste heat recovery assembly is provided in the machine table 1, and includes a receiving box 13 slidably connected with an inner wall of the machine table 1, an opposite port 14 is provided at a top of the receiving box 13, one end of the receiving box 13 is fixedly connected with a drawing plate 12, a middle part of the drawing plate 12 is fixedly connected with a drawing handle, and when slag is required to be discharged, the receiving box 13 is pulled by the drawing handle to slide so as to align the opposite port 14 with the slag discharge port 11;
a receiving cavity for receiving slag is arranged in the receiving box 13, the top of the receiving cavity is arranged corresponding to the opposite port 14, and the bottom of the inner wall of the receiving cavity is rotatably connected with a discharge baffle 18; the two sides of the receiving cavity are fixedly connected with partition plates 17, the middle parts of the two partition plates 17 are provided with ventilation openings, one end of the inner wall of the receiving box 13 is provided with an air supply unit for supplying air to the receiving cavity, the air supply unit comprises an air supply pump 15, the air supply end of the air supply pump 15 is fixedly connected with an air supply pipe, one end of the air supply pipe is fixedly connected with an air supply cover 16, one side of the air supply cover 16 is fixedly connected with the partition plates 17, one end of the receiving box 13, which is far away from the drawing plate 12, is provided with a hot air opening, the lower part of the smoke inlet pipe 22 is fixedly connected with an air inlet pipe 21, and the bottom of the air inlet pipe 21 is fixedly connected with a hot air guide pipe 27; through setting up the air supply unit, blow the air current and pass and accept the chamber, cool down the slag, accept the waste heat of slag in the chamber simultaneously and make the air current temperature rise, through leading into flue gas waste heat recovery mechanism 3 with the air current and realize the recovery to the heat.
In order to realize the collection and utilization of the heat dissipated from the bottom of the furnace body 2, a hot air guide and delivery assembly is arranged between the hot air guide and delivery pipe 27 and the hot air port, the hot air guide and delivery assembly comprises a receiving cover, one side of the receiving cover is fixedly connected with a connecting pipe 19, the middle part of the connecting pipe 19 is fixedly connected with a heat conducting plate 20, the top of the heat conducting plate 20 is fixedly connected with the top of the inner wall of the machine table 1, and one end of the connecting pipe 19 is fixedly connected with the hot air guide and delivery pipe 27.
When the invention is used, the burner starts to work, the objects are burnt, the smoke obtained by burning is led into the smoke guide cavity by the smoke inlet pipe 22, please refer to fig. 5-6, and rises along the smoke guide cavity in a spiral way, meanwhile, the external water pump is started, water flow is fed in by the water inlet pipe 306, rises along the water inlet groove in the smoke guide pipe 302, the smoke heat in the smoke guide cavity is absorbed by heat conduction, then the water flow enters the heat exchange pipe 305 by the shunt pipe 307, and the smoke heat in the smoke guide cavity is absorbed again by the water flow in the heat exchange pipe 305 by heat conduction; the water flow with heat absorption is led out to an external heat energy conversion device for utilization;
in the combustion process, the temperature of the heat conducting cavity 4 is detected by an external temperature detecting mechanism, referring to fig. 2, when the temperature is higher than the ambient temperature, an air pump 25 is started, air flow enters the heat conducting cavity 4 through an air pipe 7, the temperature of the heat conducting cavity 4 is reduced, the air flow passing through the heat conducting cavity 4 is heated by the heat insulating plate 5 and the furnace body 2, enters a flow dividing air disc 24, is sent into an air inlet pipe 21 through an upper hot air pipe 26, and enters a smoke guiding cavity to participate in heat recovery;
after the primary combustion operation is completed, referring to fig. 4, the pulling plate 12 is pulled to move, so as to drive the receiving box 13 to move, so that the opposite port 14 is aligned with the slag discharge port 11, an operator opens the furnace door 10 and pushes and discharges slag into the slag discharge port 11, the receiving cavity receives slag, and then pushes the receiving box 13 to reset, so that the opposite port 14 and the slag discharge port 11 are dislocated, then the air supply pump 15 is started, air flow is sent out by the air supply pipe, passes through the receiving cavity by the vent, enters the hot air guide pipe 27 by the connecting pipe 19, and is sent into the smoke guide cavity through the air inlet pipe 21 to perform parameter and heat recovery; after the slag is cooled, the drawing plate 12 is pulled to draw out the carrying box 13 until the discharging baffle 18 integrally moves out of the machine table 1, and the discharging baffle is turned over and opened under the action of gravity, so that the slag is discharged.
The present invention is not limited to the above embodiments, but is capable of modification and variation in all aspects, including those of ordinary skill in the art, without departing from the spirit and scope of the present invention.
Claims (8)
1. The waste heat recovery device of the burner is characterized by comprising a machine table (1), wherein the burner is fixedly arranged in the middle of the machine table (1), the burner comprises a furnace body (2), one end of the furnace body (2) is provided with a furnace door (10), one end, far away from the furnace door (10), of the top of the machine table (1) is fixedly provided with a flue gas waste heat recovery mechanism (3), and the furnace body (2) is communicated with the flue gas waste heat recovery mechanism (3) through a flue gas inlet pipe (22);
the device is characterized in that a slag waste heat recovery assembly is arranged in the machine table (1), a slag discharge port (11) is formed in one end, close to the furnace door (10), of the top of the machine table (1), the slag waste heat recovery assembly comprises a bearing box (13) which is in sliding connection with the machine table (1), a bearing cavity for bearing slag is arranged in the bearing box (13), an air supply unit for supplying air to the bearing cavity is arranged at one end of the inner wall of the bearing box (13), and air flow sent by the air supply unit passes through the bearing cavity and then is sent into a flue gas waste heat recovery mechanism (3);
the inside of furnace body (2) is provided with furnace body waste heat recovery subassembly, furnace body waste heat recovery subassembly includes heat conduction chamber (4), the bottom fixedly connected with heat insulating board (5) of heat conduction chamber (4) inner wall, heat insulating board (5) bottom fixedly connected with inner heat insulating layer (6), the other end of furnace body (2) sets up the air extraction mechanism who is used for sending into flue gas waste heat recovery mechanism (3) with the air current in heat conduction chamber (4).
2. The waste heat recovery device of a burner according to claim 1, wherein the flue gas waste heat recovery mechanism (3) comprises a flue gas guiding pipe (302), the inner wall of the flue gas guiding pipe (302) is fixedly connected with a spiral guide plate (303), the spiral guide plate (303) and the inner wall of the flue gas guiding pipe (302) enclose to form a flue gas guiding cavity for flue gas to flow, a heat exchange cover (304) is fixedly connected to the middle part of the flue gas guiding pipe (302), a heat exchange pipe (305) is fixedly connected to the inner wall of the heat exchange cover (304), the outer wall of the heat exchange pipe (305) is fixedly connected with the inner edge of the spiral guide plate (303), and a flue gas discharging pipe (310) is fixedly connected to the top of the flue gas guiding pipe (302).
3. The waste heat recovery device of a burner according to claim 2, wherein a water inlet tank is formed in the smoke guide pipe (302), a water inlet pipe (306) is fixedly connected to the bottom of the water inlet tank, a plurality of shunt pipes (307) are fixedly connected to the top of the water inlet tank, the bottoms of the shunt pipes (307) are communicated with the top of a heat exchange pipe (305), and a water outlet pipe (309) is fixedly connected to the bottom of the heat exchange pipe (305).
4. A waste heat recovery device for a burner according to claim 3, wherein the outer wall of the smoke guiding tube (302) is fixedly connected with an outer cover plate (301), and a vacuum heat insulation cavity (308) is arranged between the outer cover plate (301) and the smoke guiding tube (302).
5. The waste heat recovery device of a burner according to claim 1, wherein the air extraction mechanism comprises a mounting frame (23), a diversion air disc (24) is fixedly arranged in the middle of the mounting frame (23), one end of the heat conduction cavity (4) is fixedly connected with a plurality of exhaust pipes (9), and one ends of the exhaust pipes (9) are fixedly connected with one side of the diversion air disc (24);
the utility model discloses a flue gas waste heat recovery device, including installation frame (23), inner wall bottom fixed mounting of installation frame (23) has aspiration pump (25), the bottom fixed connection of air inlet end and reposition of redundant personnel air dish (24) of aspiration pump (25), the end fixedly connected with that gives vent to anger of aspiration pump (25) goes up hot-blast main (26), the one end and flue gas waste heat recovery mechanism (3) intercommunication of going up hot-blast main (26), the other end fixedly connected with breather pipe (7) of heat conduction chamber (4).
6. The waste heat recovery device of a burner according to claim 5, wherein one end of each of the plurality of ventilation pipes (7) is bent towards the direction of the furnace door (10), and the middle parts of the plurality of ventilation pipes (7) are fixedly provided with regulating valves (8).
7. The waste heat recovery device of a burner according to claim 1, wherein an air inlet pipe (21) is fixedly connected to the lower part of the air inlet pipe (22), a hot air guide pipe (27) is fixedly connected to the bottom of the air inlet pipe (21), the air supply unit comprises an air supply pump (15), an air supply pipe is fixedly connected to the air supply end of the air supply pump (15), an air supply cover (16) is fixedly connected to one end of the air supply pipe, one side of the air supply cover (16) is fixedly connected with the partition plate (17), and a hot air port is formed in one end of the carrying box (13) far away from the drawing plate (12).
8. The waste heat recovery device of a burner according to claim 7, wherein a hot air guiding component is arranged between the hot air guiding pipe (27) and the hot air port, the hot air guiding component comprises a receiving cover, one side of the receiving cover is fixedly connected with a connecting pipe (19), the middle part of the connecting pipe (19) is fixedly connected with a heat conducting plate (20), and one end of the connecting pipe (19) is fixedly connected with the hot air guiding pipe (27).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410048367.4A CN117553588A (en) | 2024-01-12 | 2024-01-12 | Waste heat recovery device of combustor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410048367.4A CN117553588A (en) | 2024-01-12 | 2024-01-12 | Waste heat recovery device of combustor |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080149317A1 (en) * | 2005-04-07 | 2008-06-26 | Benjamin Paul Baker | Heat exchanger |
| CN101737832A (en) * | 2008-11-10 | 2010-06-16 | 乐金电子(天津)电器有限公司 | Door-cooling system with ventilation hood function for microwave oven |
| CN107445156A (en) * | 2017-09-28 | 2017-12-08 | 河北德厚节能科技有限公司 | A kind of graphitizing furnace with quick cooling and function of recovering waste heat |
| CN208815094U (en) * | 2018-09-26 | 2019-05-03 | 辽宁宝铂科技有限公司 | A kind of ferronickel waste residue waste-heat recovery device |
| CN110081755A (en) * | 2019-04-25 | 2019-08-02 | 四川陆亨能源科技有限公司 | A kind of fume afterheat exchanger |
| CN110530171A (en) * | 2019-09-27 | 2019-12-03 | 遵义朝宇锅炉有限公司 | A kind of chimney flue type heat-exchanger rig |
| CN210596233U (en) * | 2019-10-08 | 2020-05-22 | 通富热处理(昆山)有限公司 | Cooling device for nitriding furnace |
| CN112629274A (en) * | 2020-12-24 | 2021-04-09 | 安徽省绩溪县华宇防火滤料有限公司 | Waste heat recovery system in glass fiber production process |
| CN113983465A (en) * | 2021-10-19 | 2022-01-28 | 河南科技大学 | Municipal solid waste incineration system |
| CN215929562U (en) * | 2021-08-30 | 2022-03-01 | 青岛多美福殷科技有限公司 | Garbage incinerating device |
| CN220012543U (en) * | 2023-04-24 | 2023-11-14 | 沧州中铁装备制造材料有限公司 | Energy-saving coke oven |
-
2024
- 2024-01-12 CN CN202410048367.4A patent/CN117553588A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080149317A1 (en) * | 2005-04-07 | 2008-06-26 | Benjamin Paul Baker | Heat exchanger |
| CN101737832A (en) * | 2008-11-10 | 2010-06-16 | 乐金电子(天津)电器有限公司 | Door-cooling system with ventilation hood function for microwave oven |
| CN107445156A (en) * | 2017-09-28 | 2017-12-08 | 河北德厚节能科技有限公司 | A kind of graphitizing furnace with quick cooling and function of recovering waste heat |
| CN208815094U (en) * | 2018-09-26 | 2019-05-03 | 辽宁宝铂科技有限公司 | A kind of ferronickel waste residue waste-heat recovery device |
| CN110081755A (en) * | 2019-04-25 | 2019-08-02 | 四川陆亨能源科技有限公司 | A kind of fume afterheat exchanger |
| CN110530171A (en) * | 2019-09-27 | 2019-12-03 | 遵义朝宇锅炉有限公司 | A kind of chimney flue type heat-exchanger rig |
| CN210596233U (en) * | 2019-10-08 | 2020-05-22 | 通富热处理(昆山)有限公司 | Cooling device for nitriding furnace |
| CN112629274A (en) * | 2020-12-24 | 2021-04-09 | 安徽省绩溪县华宇防火滤料有限公司 | Waste heat recovery system in glass fiber production process |
| CN215929562U (en) * | 2021-08-30 | 2022-03-01 | 青岛多美福殷科技有限公司 | Garbage incinerating device |
| CN113983465A (en) * | 2021-10-19 | 2022-01-28 | 河南科技大学 | Municipal solid waste incineration system |
| CN220012543U (en) * | 2023-04-24 | 2023-11-14 | 沧州中铁装备制造材料有限公司 | Energy-saving coke oven |
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