CN117663161A - Rotary heat accumulating type heating furnace - Google Patents
Rotary heat accumulating type heating furnace Download PDFInfo
- Publication number
- CN117663161A CN117663161A CN202311692125.0A CN202311692125A CN117663161A CN 117663161 A CN117663161 A CN 117663161A CN 202311692125 A CN202311692125 A CN 202311692125A CN 117663161 A CN117663161 A CN 117663161A
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- sealing
- air
- rotary valve
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 108
- 239000007789 gas Substances 0.000 claims abstract description 104
- 238000002485 combustion reaction Methods 0.000 claims abstract description 64
- 239000002912 waste gas Substances 0.000 claims abstract description 63
- 238000010926 purge Methods 0.000 claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 238000005192 partition Methods 0.000 claims abstract description 31
- 238000009423 ventilation Methods 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 230000001172 regenerating effect Effects 0.000 claims description 19
- 238000009826 distribution Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000000638 solvent extraction Methods 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 description 13
- 230000003647 oxidation Effects 0.000 description 12
- 238000010408 sweeping Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000005338 heat storage Methods 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/50—Control or safety arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Air Supply (AREA)
Abstract
The invention relates to the technical field of heating furnace application, and provides a rotary heat accumulating type heating furnace, which comprises a furnace body, a heat accumulator, a gas dividing groove, a combustion nozzle, a rotary valve mechanism, a sealing mechanism, a purging mechanism and a partition mechanism, wherein one side, close to a temperature unloading pipeline, of the furnace body is provided with a combustion area, the heat accumulator is arranged in the furnace body, the heat accumulator is divided into a plurality of areas, the gas dividing groove is divided into a plurality of areas corresponding to the heat accumulator, the rotary valve mechanism is used for introducing waste gas into the furnace body, discharging purified gas and purging the heat accumulator, the sealing mechanism is used for sealing the gas dividing groove and the rotary valve mechanism, and adjusting the ventilation area on the heat accumulator, the sealing mechanism is used for purging the heat accumulator and introducing the purged gas into the furnace body again, and the partition mechanism is used for separating the combustion area.
Description
Technical Field
The invention relates to the technical field of heating furnace application, in particular to a rotary heat accumulating type heating furnace.
Background
Along with the rapid development of industry, the waste gas containing various components is discharged in industrial production, but in order to protect the environment, the waste gas is required to be treated and then discharged into the atmosphere, part of organic matters in the industrial waste gas contain halogen and other elements, hydrogen halide is contained in oxidation products, the waste gas is required to be subjected to thermal oxidation through combustion, so that the gas is heated, the organic matters are basically converted into carbon dioxide and water, the purified gas can be discharged after reaching the discharge standard, the waste gas is subjected to thermal oxidation, namely a heating furnace, and the heat accumulating type heating furnace is mainly used for saving energy.
The regenerative heating furnace can save a lot of fuel, and the rotatory regenerative heating furnace is more sparingly to the fuel, rotatory regenerative heating furnace is through the rotation of rotary valve, introduce the waste gas into suitable direction, the heat accumulator in the rotatory regenerative heating furnace is divided into a plurality of equispaced regions, after waste gas is through burning in the combustion chamber, high temperature gas is through the heat accumulator in partial region to its intensification, afterwards rotary valve rotates, make untreated gas through the heat accumulator of intensification heat accumulation, the gas after the intensification enters into the combustion chamber and carries out oxidative combustion, make the heat accumulator in a plurality of regions carry out heat accumulation in proper order through the rotation of rotary valve and release heat, make the utilization ratio of energy higher, more of fuel saving, traditional rotatory regenerative heating furnace is used for carrying out the heat treatment to the waste gas that organic matter content is lower, because rotatory regenerative heating furnace area is less, the space in combustion chamber is not big, make purifying efficiency slightly lower than three tower chamber's heat accumulator, simultaneously because rotatory regenerative heating furnace's structure, it is very high to the requirement of the leakproofness of rotatory valve and heat accumulator, it is inconvenient to install, it is very low in the time when the heat accumulator is convenient for the maintenance is convenient for one kind of the heat accumulator to take place in the high-quality when the high-quality waste gas is convenient for the maintenance of the machine to have the heat accumulator to take place at the time when the high quality of the waste gas has the high quality to take place.
Disclosure of Invention
The invention provides a rotary heat accumulating type heating furnace, which solves the problems that the traditional rotary heat accumulating type heating furnace in the related art has slightly low heat exchange efficiency and is inconvenient to seal.
The technical scheme of the invention is as follows: a rotary regenerative heating furnace, comprising:
the furnace body is cylindrical, the top end of the furnace body is connected with a temperature unloading pipeline, and one side, close to the temperature unloading pipeline, inside the furnace body is provided with a combustion zone;
the heat accumulator is arranged in the furnace body and is divided into a plurality of areas;
the gas distribution groove is arranged in the furnace body and is arranged at the bottom of the heat accumulator, and the gas distribution groove is divided into a plurality of areas corresponding to the heat accumulator;
the combustion nozzles are arranged in a plurality, and the circumferences of the combustion nozzles are arranged in the furnace body;
the rotary valve mechanism is arranged at the bottom of the furnace body and is used for introducing waste gas into the furnace body, discharging purified gas and purging the heat accumulator;
the sealing mechanism is arranged between the bottom of the furnace body and the rotary valve mechanism, and is used for sealing the gas distribution groove and the rotary valve mechanism and adjusting the ventilation area on the heat accumulator;
the purging mechanism is arranged on the rotary valve mechanism, and the sealing mechanism is used for purging the heat accumulator and introducing the purged gas into the furnace body again;
the partition mechanism is arranged in the combustion zone and is used for separating the combustion zone.
The area on the heat accumulator is divided into an inner area I and an outer area I, the area on the air dividing groove is divided into an inner area II and an outer area II, the inner area I corresponds to the inner area II, and the outer area I corresponds to the outer area II.
The rotary valve mechanism includes:
the ventilation groove is fixedly arranged at the bottom of the furnace body, and is sequentially formed into an exhaust gas groove, a clean gas groove and a blowing groove from top to bottom;
wherein, the exhaust gas groove is communicated with an air inlet pipeline, and the exhaust gas groove is communicated with an air outlet pipeline;
the rotary valve is rotatably arranged in the ventilation groove, the lower end of the rotary valve penetrates through the bottom of the ventilation groove, and the rotary valve is used for changing air inlet and air outlet of different areas on the heat accumulator in the rotation process of the ventilation groove;
and the output end of the motor I is connected with one end of the rotary valve extending out of the ventilation groove.
The rotary valve is provided with:
the waste gas zone is communicated with the waste gas groove;
the air purifying area is communicated with the air purifying groove;
the purging zone is arranged between the waste gas zone and the clean gas zone;
a dead zone disposed between the exhaust zone and the clean gas zone;
and the purging air hole is communicated with the purging area and the purging air hole is communicated with the purging groove.
The sealing mechanism includes:
sealing grooves;
the second motor is arranged at the bottom of the sealing groove;
the conveying disc is rotatably arranged in the sealing groove, and the output end of the second motor is connected with the conveying disc;
the plurality of the driving pieces are circumferentially arranged at the tops of the conveying disc and the rotary valve;
the wheel piece assembly is arranged in the sealing groove in a sliding manner, and is used for sealing between the rotary valve and the air distribution groove and controlling the air inflow in the heat accumulator;
the adjusting component is arranged in the sealing groove and is used for adjusting the wheel piece in the wheel piece component to replace;
and the sealing groove is provided with a sliding groove for the wheel disc assembly to slide.
The wheel plate assembly includes:
the sealing plates are provided with a plurality of sealing plates, the sealing plates are rotationally connected, and the sealing plates are arranged in a fan shape;
the air-blocking sheets are provided with a plurality of air-blocking sheets, the air-blocking sheets are rotationally connected, and the air-blocking sheets are arranged in a fan shape;
the first wheel pieces are arranged, and the two first wheel pieces are respectively and rotatably arranged on the sealing piece and the choke piece;
the tail wheel pieces are arranged, and the two tail wheel pieces are respectively and rotatably arranged on the sealing piece and the choke piece far away from the head wheel piece;
the sliding shaft is arranged on the sealing piece, the choke piece and the tail wheel piece and is arranged in the sliding groove in a sliding way;
the lengthening shaft is arranged on the sliding shaft of the sealing piece and the choke piece which are rotationally connected with the head wheel piece, and the lengthening shaft is arranged in the sliding groove in a sliding way;
the driving groove is arranged on two sides of the sealing piece and the choke piece, and corresponds to the driving piece.
The adjustment assembly includes:
the arc-shaped plectrum is rotatably arranged on one side, far away from the air outlet pipeline, of the sliding groove;
the magnet is arranged on one side of the sliding groove, which is close to the arc-shaped shifting piece;
the adjusting poking piece is rotatably arranged on one side, close to the air outlet pipeline, of the sliding groove;
the electric control magnet is arranged on one side, close to the adjusting poking piece, of the sliding groove.
The purge mechanism includes:
and the air inlet of the purging air pump is communicated with the purging groove, and the air outlet of the purging air pump is communicated with the air inlet pipeline.
The partition mechanism includes:
the stabilizing shaft penetrates through and is rotatably arranged in the heat accumulator and the air distribution groove, and the lower end of the stabilizing shaft is connected with the rotary valve;
the separation plate is arranged on the stable shaft and is rotatably arranged in the combustion zone;
the partition plate is provided with a vent hole;
the air blocking plate is arranged in a semicircular mode and is arranged at the top of the separation plate.
The working principle and the beneficial effects of the invention are as follows:
1. according to the invention, the first inner area, the second outer area and the second outer area are respectively separated from the first heat accumulator and the gas dividing groove, the first inner area corresponds to the second inner area, the first outer area corresponds to the second outer area, the rotary valve is controlled by the wheel piece assembly to enable the gas quantity introduced into the gas dividing groove to be more sufficient, when the organic matter content in the waste gas is lower, the wheel piece assembly conveys the choke piece to the rotary valve, the rotary valve drives the choke piece to rotate, the second inner area on the gas dividing groove is shielded, so that the waste gas area, the clean gas area and the purging area on the rotary valve are only communicated with the second outer area on the gas dividing groove, waste gas in the waste gas area can only enter the first combustion area through the second outer area, and the waste gas can enter the combustion area through the first outer area;
2. according to the rotary valve, the wheel piece assembly is arranged, the choke piece and the sealing piece slide on the sliding groove through the sliding shaft, when the sealing piece is conveyed to the rotary valve, the sealing piece surrounds the conveying disc, the two sealing discs which are rotationally connected clamp the driving piece, the conveying disc rotates to drive the sealing piece to slide to the rotary valve through the driving disc, the sealing piece enters the sliding groove surrounding the rotary valve through the arc-shaped poking piece, the driving piece on the rotary valve is contacted with the driving groove on the sealing piece, the rotary valve drives the sealing piece to rotate, when all the sealing pieces start to rotate around the rotary valve, the head wheel piece connected with the sealing piece is attached to the tail wheel piece, at the moment, the sealing piece is used for sealing between the rotary valve and the air distributing groove, when the choke piece is needed, the adjusting poking piece drives the sealing piece to slide to the conveying disc, at the moment, the conveying disc rotates to drive the choke piece to the rotary valve, the air distributing groove air exchanging amount of the sealing piece can be controlled through the wheel piece assembly, and the air distributing groove can be replaced through the sealing piece and the air distributing piece, and when the sealing piece and the air distributing piece are needed to be replaced, or only the sealing piece is needed to be replaced, and the maintenance cost is reduced;
3. according to the invention, the adjusting assembly is arranged, the magnet adsorbs the arc-shaped pulling piece, so that the arc-shaped pulling piece and the sliding groove form an annular groove around the rotary valve, when the conveying disc is pushed to the rotary valve through the sealing piece or the choke piece, the sliding shaft pushes the arc-shaped pulling piece to enter the sliding groove surrounding the rotary valve, the adjusting pulling piece is thinner than the arc-shaped pulling piece and can not contact with the sliding shaft, and only contacts with the lengthening shaft, when the wheel piece surrounding the rotary valve needs to be replaced, the electric control magnet pushes the adjusting pulling piece to the rotary valve, at the moment, the lengthening shaft slides along the adjusting pulling piece to the conveying disc, and when the wheel piece surrounding the rotary valve is completely far away from the rotary valve, the electric control magnet adsorbs the adjusting pulling piece, and the sealing piece and the choke piece can be replaced in the rotary valve rotating process through the adjusting assembly, so that the replacing speed is higher, and the work does not need to be stopped;
4. according to the invention, the partition mechanism is arranged, the waste gas in the waste gas zone on the rotary valve enters the combustion zone through the heat accumulator between the partition plate and the choke plate, the combustion nozzle combusts and oxidizes the waste gas, the gas passes through the vent hole under the action of air pressure, the combustion nozzle on the other side of the partition plate combusts and oxidizes the waste gas, the partition plate is arranged to enable the waste gas to burn relatively intensively after entering the combustion zone, the combustion efficiency can be improved, meanwhile, the waste gas passes through the partition plate through the vent hole to perform combustion and oxidization, the waste gas is prevented from floating to a position on the heat accumulator opposite to the clean gas zone after entering the combustion zone, and leaving the combustion zone, so that the purification rate is reduced, and meanwhile, the waste gas which is not combusted and oxidized is prevented from leaving the combustion zone when the waste gas is subjected to temperature unloading through the choke plate, so that the purification rate is reduced;
5. according to the invention, the first inner area, the first outer area, the second inner area and the second outer area are respectively separated from the heat accumulator and the air dividing groove, so that when the organic matter content in the waste gas is low, the waste gas can be more close to the combustion nozzle through changing the ventilation quantity on the heat accumulator, so that the combustion oxidation of the waste gas is more complete, the ventilation area on the heat accumulator can be adjusted without stopping the machine through designing the sealing mechanism, meanwhile, the sealing between the rotary valve and the air dividing groove can be maintained through changing the sealing piece and the air blocking piece, and the situation that the waste gas is insufficiently combusted and oxidized after entering the combustion area and leaves the combustion area through the temperature unloading and the air purifying area can be avoided through arranging the partition mechanism, so that the purification rate is reduced.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of another view angle structure of the whole of the present invention;
FIG. 3 is a schematic cross-sectional view of the interior of the furnace according to the present invention;
FIG. 4 is a schematic diagram of the structure of the matching of the gas distribution groove and the sealing groove in the invention;
FIG. 5 is a schematic illustration of the configuration of the vent slot in combination with the rotary valve of the present invention;
FIG. 6 is a schematic view of another view of the vent slot and rotary valve of the present invention;
FIG. 7 is a schematic view of the structure of the inside of the seal groove according to the present invention;
FIG. 8 is a schematic view of the structure of the arc-shaped shifting piece and the sliding groove of the present invention;
FIG. 9 is a schematic diagram of the elastic pulling piece and the sliding groove of the present invention;
FIG. 10 is a schematic view of a partial structure of the engagement of a plurality of sealing sheets according to the present invention;
FIG. 11 is a schematic view of a partial enlarged structure of the A in FIG. 8 according to the present invention;
FIG. 12 is a schematic view of the structure of the part of the B in FIG. 9 in an enlarged manner according to the present invention;
FIG. 13 is a schematic cross-sectional view of another view of the interior of the furnace according to the present invention.
In the figure: 1. a furnace body; 2. a temperature unloading pipeline; 3. a combustion zone; 4. a heat storage body; 5. a gas separation groove; 6. a combustion nozzle; 7. an inner zone I; 8. an outer zone I; 9. an inner region II; 10. an outer region II; 11. a vent groove; 12. an exhaust gas tank; 13. a clean air tank; 14. a purge tank; 15. an air intake duct; 16. an air outlet pipe; 17. rotating the valve; 18. a first motor; 19. a waste gas zone; 20. a purge zone; 21. a purge zone; 22. dead zones; 23. purging the air holes; 24. sealing grooves; 25. a second motor; 26. a conveying tray; 27. a belt moving plate; 28. a sliding groove; 29. a sealing sheet; 30. a choke piece; 31. a first wheel piece; 32. tail wheel piece; 33. a sliding shaft; 34. adding a long shaft; 35. a driving groove; 36. an arc-shaped plectrum; 37. a magnet; 38. adjusting the poking piece; 39. an electric control magnet; 40. purging the air pump; 41. a stabilizing shaft; 42. a partition plate; 43. a vent hole; 44. and a choke plate.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.
As shown in fig. 1 to 13, the embodiment proposes a rotary regenerative heating furnace, which comprises a furnace body 1, a heat accumulator 4, a gas dividing groove 5, a combustion nozzle 6, a rotary valve mechanism, a sealing mechanism, a purging mechanism and a partition mechanism, wherein the furnace body 1 is arranged in a cylindrical shape, a temperature discharging pipeline 2 is connected to the top end of the furnace body 1, one side of the inside of the furnace body 1, which is close to the temperature discharging pipeline 2, is provided with a combustion zone 3, the heat accumulator 4 is arranged inside the furnace body 1, the heat accumulator 4 is divided into a plurality of areas, the gas dividing groove 5 is arranged inside the furnace body 1, the gas dividing groove 5 is arranged at the bottom of the heat accumulator 4, the gas dividing groove 5 is divided into a plurality of areas corresponding to the heat accumulator 4, the combustion nozzle 6 is provided in a plurality of, the combustion nozzle 6 is circumferentially arranged inside the furnace body 1, the rotary valve mechanism is arranged at the bottom of the furnace body 1, the rotary valve mechanism is used for introducing waste gas into the furnace body 1, discharging purified gas and purging the heat accumulator 4, the sealing mechanism is arranged between the bottom of the furnace body 1 and the rotary valve mechanism, the sealing mechanism is used for sealing the air dividing groove 5 and the rotary valve mechanism, and adjusting the ventilation area on the heat accumulator 4, the purging mechanism is arranged on the rotary valve mechanism, the sealing mechanism is used for purging the heat accumulator 4 and introducing the purged gas into the furnace body 1 again, the partition mechanism is arranged in the combustion area 3, the partition mechanism is used for dividing the combustion area 3, the area on the heat accumulator 4 is divided into an inner area I7 and an outer area I8, the area on the air dividing groove 5 is divided into an inner area II 9 and an outer area II 10, the inner area I7 corresponds to the inner area II 9, the outer area I8 corresponds to the outer area II 10, as shown in figure 3, a plurality of ceramic heat accumulating sheets are arranged in the heat accumulator 4 and used for accumulating heat and releasing, as the inner area I7 corresponds to the inner area II 9, the outer area I8 corresponds to the outer area II 10, the waste gas entering the first outer zone 8 on the rotary valve 17 only enters the second outer zone 10, the purified gas entering the second outer zone 10 only enters the second outer zone 10, the first inner zone 7 is the same as the second inner zone 9, and the part of the heat accumulator 4 can be ventilated by differentiating the inner zone and the outer zone of the heat accumulator 4, so that the combustion oxidation carried out by the waste gas is more sufficient.
As shown in fig. 5-6, the rotary valve mechanism comprises an air vent groove 11, a rotary valve 17 and a motor I18, wherein the air vent groove 11 is fixedly arranged at the bottom of the furnace body 1, the air vent groove 11 is sequentially provided with an exhaust gas groove 12, a clean air groove 13 and a blowing groove 14 from top to bottom, an air inlet pipeline 15 is communicated with the exhaust gas groove 12, an air outlet pipeline 16 is communicated with the exhaust gas groove 12, the rotary valve 17 is rotatably arranged in the air vent groove 11, the lower end of the rotary valve 17 penetrates through the bottom of the air vent groove 11, the rotary valve 17 is used for changing air inlet and air outlet of different areas on the heat accumulator 4 in the rotating process of the air vent groove 11, the output end of the motor I18 is connected with one end of the rotary valve 17 extending out of the air vent groove 11, the rotary valve 17 rotates in the air vent groove 11, the exhaust gas groove 12, the clean air groove 13 and the blowing groove 14 are not communicated, the air inlet pipeline 15 is communicated with an external exhaust gas pipeline, and the air outlet pipeline 16 is directly connected with the outside.
As shown in fig. 5-6, the rotary valve 17 is provided with an exhaust gas zone 19, a clean gas zone 20, a purge zone 21, a dead zone 22 and a purge air hole 23, the exhaust gas zone 19 is communicated with the exhaust gas tank 12, the clean gas zone 20 is communicated with the clean gas tank 13, the purge zone 21 is arranged between the exhaust gas zone 19 and the clean gas zone 20, the dead zone 22 is arranged between the exhaust gas zone 19 and the clean gas zone 20, the purge air hole 23 is communicated with the purge zone 21, the purge air hole 23 is communicated with the purge tank 14, the exhaust gas enters the exhaust gas tank 12 through the air inlet pipeline 15 and enters the furnace body 1 through the exhaust gas zone 19, the clean gas after combustion oxidation enters the clean gas zone 20 and then enters the clean gas tank 13 through the air outlet pipeline 16, the purged gas after the heat storage body 4 enters the purge zone 21, then enters the air inlet pipeline 15 through the purge air pump 40, a plurality of non-communicated zones are arranged on the rotary valve 17, and the annular exhaust gas tank 12, the air tank 13 and the tank 14 are mutually connected, so that the heat storage gas can be more conveniently and more easily and more conveniently and more efficiently purged by the rotary valve 17, and the heat can be further circulated by the three independent heat and the exhaust gas and the rotary valve 17.
As shown in fig. 7 to 9, the sealing mechanism includes a seal groove 24, a second motor 25, a conveying disc 26, a driving disc 27, a wheel disc assembly and an adjusting assembly, the second motor 25 is installed at the bottom of the seal groove 24, the conveying disc 26 is rotatably arranged in the seal groove 24, an output end of the second motor 25 is connected with the conveying disc 26, the driving disc 27 is provided with a plurality of driving discs 27, the plurality of driving discs 27 are circumferentially arranged at the tops of the conveying disc 26 and the rotary valve 17, the wheel disc assembly is slidably arranged in the seal groove 24, the wheel disc assembly is used for sealing between the rotary valve 17 and the air distribution groove 5, and controlling air inflow in the heat accumulator 4, the adjusting assembly is arranged in the seal groove 24, the adjusting assembly is used for adjusting the wheel disc in the wheel disc assembly, wherein a sliding groove 28 for sliding the wheel disc assembly is arranged on the seal groove 24, an annular sliding groove 28 is arranged around the rotary valve 17, a semicircular sliding groove 28 is arranged around the conveying disc 26, the wheel disc assembly slides in the seal groove 24 through the sliding groove 28, the second motor 25 controls the rotation of the conveying disc 26, and the wheel disc assembly is pushed by the driving discs 27.
As shown in fig. 7 to 10, the wheel assembly comprises a sealing plate 29, a choke plate 30, a first wheel plate 31, a tail wheel plate 32, a sliding shaft 33, an extension shaft 34 and a driving groove 35, wherein a plurality of sealing plates 29 are arranged, a plurality of sealing plates 29 are rotatably connected, the sealing plate 29 is in a fan shape, the choke plate 30 is provided with a plurality of choke plates 30, the choke plate 30 is rotatably connected, the choke plate 30 is in a fan shape, the first wheel plate 31 is provided with two, the two first wheel plates 31 are respectively rotatably arranged on the sealing plate 29 and the choke plate 30, the tail wheel plate 32 is provided with two tail wheel plates 32, the sealing plate 29 and the choke plate 30 which are far from the first wheel plate 31 are respectively rotatably arranged, the sliding shaft 33 is arranged on the sealing plate 29, the choke plate 30 and the tail wheel plate 32, the sliding shaft 33 is slidably arranged in the sliding groove 28, the extension shaft 34 is arranged on the sealing plate 29 and the sliding shaft 33 of the choke plate 30 which are rotatably connected with the first wheel plate 31, the lengthened shaft 34 is slidably arranged in the sliding groove 28, the driving groove 35 is arranged on two sides of the sealing plate 29 and the choke plate 30, the driving groove 35 corresponds to the driving plate 27, the sealing plates 29 are connected together, when the sealing plate 29 approaches the conveying plate 26, the driving plate 27 on the conveying plate 26 stretches into the gap between the sealing plates 29 and is jointed with the driving groove 35, at the moment, the driving plate 27 drives the sealing plates 29 to rotate around the conveying plate 26, the sealing plates 29 move along the annular sliding groove 28 around the conveying plate 26, as the sealing plates 29 move in an arc shape, the sealing plates 29 are jointed to form a sector, the sealing plates 29 connected at the rear are sequentially jointed and clamp the driving plate 27 in the middle, the conveying plate 26 rotates to push the sealing plates 29 to the rotary valve 17, when the sealing plates 29 move linearly along the sliding groove 28, the sealing plates 29 rotate relatively and are not jointed, when the sealing piece 29 enters the annular sliding groove 28 surrounding the rotary valve 17, the first wheel piece 31 and the tail wheel piece 32 are spliced, the sealing pieces 29 are combined into a circle, the choke pieces 30 are identical, the sealing pieces 29 and the fan-shaped choke pieces 30 can be replaced in the rotating process of the rotary valve 17, the air dividing groove 5 and the rotary valve 17 are sealed through the sealing pieces 29, inconvenience in maintenance due to travel damage of the rotary valve 17 and the air dividing groove 5 in the rotating process is avoided, maintenance can be performed through replacing the sealing pieces 29 or the choke pieces 30, and the ventilation area of the heat accumulator 4 can be adjusted through the choke pieces 30.
As shown in fig. 11-12, the adjusting assembly includes an arc-shaped pulling piece 36, a magnet 37, an adjusting pulling piece 38 and an electric control magnet 39, wherein the arc-shaped pulling piece 36 is rotatably arranged on one side of the sliding groove 28 far away from the air outlet pipeline 16, the magnet 37 is arranged on one side of the sliding groove 28 near the arc-shaped pulling piece 36, the adjusting pulling piece 38 is rotatably arranged on one side of the sliding groove 28 near the air outlet pipeline 16, the electric control magnet 39 is arranged on one side of the sliding groove 28 near the adjusting pulling piece 38, the magnet 37 adsorbs the arc-shaped pulling piece 36, so that the arc-shaped pulling piece 36 and the sliding groove 28 form a circular groove, when the sealing piece 29 or the choke piece 30 enters the sliding groove 28 surrounding the rotary valve 17, the sliding shaft 33 pushes the arc-shaped pulling piece 36 into the circular sliding groove 28, at this moment, the electric control magnet 39 adsorbs the adjusting pulling piece 38, when the wheel piece needs to be replaced, the electric control magnet 39 changes the magnetic pole to push the adjusting pulling piece 38 to the direction of the rotary valve 17, and because the thickness of the adjusting pulling piece 38 is thinner, the adjusting pulling piece 38 can only contact the adding shaft 34, when the sealing piece 29 or the choke piece 30 is not affected by the extending shaft 34, and the sealing piece 30 is arranged on the sliding shaft or the sealing piece 30 when the sealing piece 30 is contacted with the sliding shaft or the sliding shaft, and the sealing piece 30 is contacted with the adjusting shaft or the adjusting piece 34.
As shown in fig. 5, the purging mechanism includes a purging air pump 40, an air inlet of the purging air pump 40 is communicated with the purging groove 14, an air outlet of the purging air pump 40 is communicated with the air inlet pipeline 15, the purging air pump 40 is used for sucking air from the inside of the furnace body 1, gas in the combustion zone 3 passes through the purging zone 21 after passing through a region corresponding to the purging zone 21 on the heat accumulator 4 and enters the purging groove 14 through the purging air hole 23, gas in the rear purging groove 14 enters the air inlet pipeline 15 through the purging air pump 40 to perform combustion oxidation again, air is sequentially sucked, purged and exhausted to the outside from a fixed region on the heat accumulator 4 in the rotating process of the rotary valve 17, and after the air is sucked to the combustion zone 3, in order to prevent residual waste gas between ceramic plates of the heat accumulator 4, the gas mixed with clean gas and the waste gas is introduced into the air inlet pipeline 15 through the purging air pump 40 to perform combustion oxidation, so as to avoid the untreated waste gas from being discharged to the outside air.
As shown in fig. 3-13, the partition mechanism comprises a stable shaft 41, a partition plate 42, a vent hole 43 and a choke plate 44, the stable shaft 41 penetrates through and rotates to be arranged in the heat accumulator 4 and the gas separation groove 5, the lower end of the stable shaft 41 is connected with the rotary valve 17, the partition plate 42 is installed on the stable shaft 41, the partition plate 42 rotates to be arranged in the combustion zone 3, the vent hole 43 is formed in the partition plate 42, the choke plate 44 is arranged in a semicircular shape, the choke plate 44 is arranged at the top of the partition plate 42, when waste gas passes through the waste gas zone 19 and enters the combustion zone 3 after passing through the heat accumulator 4, the waste gas is concentrated in a region formed by the partition plate 42 and the choke plate 44, the combustion nozzle 6 performs flaming combustion oxidation on the waste gas, under the action of air pressure, the waste gas enters another region separated by the partition plate 42 through the vent hole 43 after combustion, and then enters the combustion zone 3 through flame combustion, the waste gas is not directly diffused in the combustion zone 3, but is secondarily combusted through the vent hole 43 after being combusted in the space separated by the partition plate 42, and then the waste gas is discharged to the corresponding furnace body 1 through the vent hole 43, the waste gas can not leave the combustion zone 1 through the furnace body 1, the waste gas can be discharged to the clean air channel 20, and the waste gas can be discharged to the clean air channel 1 through the corresponding region 20, and the exhaust channel 1 is completely discharged from the heat exchanger 1, the waste gas can be completely discharged from the heat absorber 1, and the waste gas can be discharged from the heat channel 1, the waste gas can be completely through the heat channel 20, and the waste gas can be discharged completely through the waste gas can be discharged through the waste gas after the waste gas is discharged through the waste gas through the furnace.
In summary, the working principle of the rotary regenerative heating furnace is as follows:
the motor I18 drives the rotary valve 17 and the stabilizing shaft 41 to rotate, the electric control magnet 39 pushes the adjusting poking piece 38 to the rotary valve 17, the lengthened shaft 34 on the sealing piece 29 contacts the adjusting poking piece 38 to slide towards the conveying disc 26, the motor II 25 drives the conveying disc 26 to rotate, the driving piece 27 on the conveying disc 26 contacts with the driving groove 35 on the choke piece 30, the belt moving piece 27 is pushed towards the rotary valve 17, the sliding shaft 33 on the driving piece 27 slides in the sliding groove 28 to push away the arc poking piece 36, the driving piece 27 on the rotary valve 17 penetrates between two adjacent choke pieces 30 in the rotating process and contacts with the driving groove 35, the belt moving piece 27 drives the choke piece 30 to rotate around the rotary valve 17, at the moment, the sealing piece 29 moves around the conveying disc 26 under the pushing of the rotary valve 17, the electric control magnet 39 changes magnetic poles to absorb the adjusting poking piece 38, when the lengthened shaft 34 on the choke piece 30 contacts with the adjusting poking piece 38, the choke plate 30 moves along the sliding groove 28 surrounding the rotary valve 17, the exhaust gas enters the exhaust gas groove 12 through the air inlet pipe 15, the exhaust gas in the exhaust gas groove 12 enters the exhaust gas zone 19, the exhaust gas in the exhaust gas zone 19 is blocked by the choke plate 30 and enters the first zone 8 of the heat accumulator 4 which is after entering the second zone 10 on the gas separation groove 5, the exhaust gas passing through the first zone 8 enters the area separated by the partition plate 42 and the choke plate 44 for combustion oxidation, the exhaust gas after primary combustion passes through the partition plate 42 through the vent hole 43 under the action of air pressure, the combustion oxidation is carried out again through the combustion nozzle, the temperature of the burnt clean gas is raised through the ceramic heat accumulator 4 in the first zone 8 on the heat accumulator 4 corresponding to the clean gas zone 20, the clean gas enters the clean gas tank 13 after entering the clean gas zone 20 after passing through the second zone 10, and discharged to the outside through the air outlet pipeline 16, the same area on the heat accumulator 4 heats up and stores heat through purified gas, then heats up the waste gas through waste gas, sweeps, the sweeping area 21 rotates along with the rotary valve 17, and under the action of the sweeping air pump 40, the mixed gas of the purified gas and the waste gas in the combustion chamber and the heat accumulator 4 enters the sweeping area 21, enters the sweeping groove 14 through the sweeping air hole 23, and enters the air inlet pipeline 15 through the sweeping air pump 40, so that the combustion oxidation is performed again.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (9)
1. A rotary regenerative heating furnace, comprising:
the furnace comprises a furnace body (1), wherein the furnace body (1) is cylindrical, a temperature unloading pipeline (2) is connected to the top end of the furnace body (1), and a combustion zone (3) is arranged at one side, close to the temperature unloading pipeline (2), of the interior of the furnace body (1);
the heat accumulator (4), the said heat accumulator (4) is installed in the said furnace body (1), divide into a plurality of areas on the said heat accumulator (4);
the gas distribution groove (5), the gas distribution groove (5) is arranged in the furnace body (1), the gas distribution groove (5) is arranged at the bottom of the heat accumulator (4), and the gas distribution groove (5) is divided into a plurality of areas corresponding to the heat accumulator (4);
the combustion nozzles (6) are arranged in a plurality, and the combustion nozzles (6) are circumferentially arranged in the furnace body (1);
the rotary valve mechanism is arranged at the bottom of the furnace body (1) and is used for introducing waste gas into the furnace body (1), discharging purified gas and purging the heat accumulator (4);
the sealing mechanism is arranged between the bottom of the furnace body (1) and the rotary valve mechanism, and is used for sealing the gas distribution groove (5) and the rotary valve mechanism and adjusting the ventilation area on the heat accumulator (4);
the purging mechanism is arranged on the rotary valve mechanism, and the sealing mechanism is used for purging the heat accumulator (4) and introducing the purged gas into the furnace body (1) again;
the partition mechanism is arranged in the combustion zone (3) and is used for separating the combustion zone (3).
2. The rotary regenerative heating furnace according to claim 1, wherein the region on the heat accumulator (4) is divided into an inner region one (7) and an outer region one (8), the region on the gas separation tank (5) is divided into an inner region two (9) and an outer region two (10), the inner region one (7) corresponds to the inner region two (9), and the outer region one (8) corresponds to the outer region two (10).
3. The rotary regenerative furnace of claim 2, wherein the rotary valve mechanism comprises:
the ventilation groove (11), the ventilation groove (11) is fixedly arranged at the bottom of the furnace body (1), and the ventilation groove (11) is sequentially provided with an exhaust gas groove (12), a clean gas groove (13) and a purging groove (14) from top to bottom;
wherein, the waste gas groove (12) is communicated with an air inlet pipeline (15), and the waste gas groove (12) is communicated with an air outlet pipeline (16);
the rotary valve (17) is rotatably arranged in the ventilation groove (11), the lower end of the rotary valve (17) penetrates through the bottom of the ventilation groove (11), and the rotary valve (17) is used for changing air inlet and air outlet of different areas on the heat accumulator (4) in the rotation process of the ventilation groove (11);
and the output end of the motor I (18) is connected with one end of the rotary valve (17) extending out of the ventilation groove (11).
4. A rotary regenerative heating furnace as claimed in claim 3, wherein the rotary valve (17) is provided with:
-an exhaust gas zone (19), said exhaust gas zone (19) being in communication with said exhaust gas tank (12);
a clean air zone (20), the clean air zone (20) being in communication with the clean air tank (13);
a purge zone (21), the purge zone (21) being disposed between the off-gas zone (19) and the clean gas zone (20);
-a dead zone (22), said dead zone (22) being arranged between said exhaust zone (19) and said clean gas zone (20);
and the purging air hole (23), the purging air hole (23) is communicated with the purging area (21), and the purging air hole (23) is communicated with the purging groove (14).
5. The rotary regenerative furnace of claim 4, wherein the sealing mechanism comprises:
a seal groove (24);
the second motor (25) is arranged at the bottom of the sealing groove (24);
the conveying disc (26) is rotatably arranged in the sealing groove (24), and the output end of the second motor (25) is connected with the conveying disc (26);
the driving sheets (27) are arranged in a plurality, and the driving sheets (27) are circumferentially arranged at the tops of the conveying disc (26) and the rotary valve (17);
the wheel piece assembly is arranged in the sealing groove (24) in a sliding manner, and is used for sealing between the rotary valve (17) and the air distribution groove (5) and controlling the air inflow in the heat accumulator (4);
the adjusting assembly is arranged in the sealing groove (24) and is used for adjusting the wheel sheet in the wheel sheet assembly to be replaced;
wherein, offer on seal groove (24) and supply the slip groove (28) that the wheel piece subassembly slided.
6. The rotary regenerative furnace as recited in claim 5 wherein the wheel assembly comprises:
the sealing device comprises a plurality of sealing sheets (29), wherein the plurality of sealing sheets (29) are rotatably connected with each other, and the sealing sheets (29) are in a fan-shaped arrangement;
the air-blocking sheets (30) are arranged in a plurality, the air-blocking sheets (30) are rotationally connected, and the air-blocking sheets (30) are arranged in a fan shape;
the first wheel plates (31) are arranged, the two first wheel plates (31) are respectively rotatably arranged on the sealing plate (29) and the choke plate (30);
the tail wheel pieces (32) are arranged, the two tail wheel pieces (32) are respectively rotatably arranged on the sealing piece (29) and the choke piece (30) far away from the head wheel piece (31);
a sliding shaft (33), wherein the sliding shaft (33) is arranged on the sealing piece (29), the choke piece (30) and the tail wheel piece (32), and the sliding shaft (33) is arranged in the sliding groove (28) in a sliding way;
the lengthening shaft (34) is arranged on a sliding shaft (33) of the sealing piece (29) and the choke piece (30) which are rotationally connected with the head wheel piece (31), and the lengthening shaft (34) is arranged in the sliding groove (28) in a sliding way;
the driving groove (35), the driving groove (35) is arranged at the two sides of the sealing piece (29) and the choke piece (30), and the driving groove (35) corresponds to the driving piece (27).
7. The rotary regenerative heating furnace of claim 6, wherein the adjustment assembly comprises:
an arc-shaped poking piece (36), wherein the arc-shaped poking piece (36) is rotatably arranged on one side, far away from the air outlet pipeline (16), of the sliding groove (28);
a magnet (37), wherein the magnet (37) is arranged on one side of the sliding groove (28) close to the arc-shaped shifting piece (36);
an adjusting pulling piece (38), wherein the adjusting pulling piece (38) is rotatably arranged on one side, close to the air outlet pipeline (16), of the sliding groove (28);
the electric control magnet (39) is arranged on one side, close to the adjusting poking piece (38), of the sliding groove (28).
8. The rotary regenerative heating furnace as recited in claim 7 wherein said purge mechanism comprises:
the air inlet of the purging air pump (40) is communicated with the purging groove (14), and the air outlet of the purging air pump (40) is communicated with the air inlet pipeline (15).
9. The rotary regenerative furnace of claim 8, wherein the partitioning mechanism comprises:
the stabilizing shaft (41) penetrates through the heat accumulator (4) and is rotatably arranged in the air distribution groove (5), and the lower end of the stabilizing shaft (41) is connected with the rotary valve (17);
a partition plate (42), the partition plate (42) being mounted on the stabilizing shaft (41), the partition plate (42) being rotatably provided in the combustion zone (3);
a vent hole (43), wherein the vent hole (43) is formed in the partition plate (42);
the air blocking plate (44) is arranged in a semicircular shape, and the air blocking plate (44) is arranged at the top of the separation plate (42).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311692125.0A CN117663161B (en) | 2023-12-11 | 2023-12-11 | Rotary heat accumulating type heating furnace |
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|---|---|---|---|
| CN202311692125.0A CN117663161B (en) | 2023-12-11 | 2023-12-11 | Rotary heat accumulating type heating furnace |
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| CN117663161B CN117663161B (en) | 2024-05-14 |
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| AT74033B (en) * | 1909-03-20 | 1917-11-26 | Friedrich Siemens | Regenerative oven with two rooms heated to different temperatures. |
| CN1427897A (en) * | 2001-01-17 | 2003-07-02 | 川崎制铁株式会社 | Heating furnace with regenerative burners and method of operating heating furnace |
| CN1693756A (en) * | 2001-01-17 | 2005-11-09 | 杰富意钢铁株式会社 | Heating furnace with regenerative burners and method of operating heating furnace |
| CA2641195A1 (en) * | 2007-12-27 | 2009-06-27 | General Electric Company | Gas turbine engine combustor and method for delivering purge gas into a combustion chamber of the combustor |
| US20110167828A1 (en) * | 2010-01-08 | 2011-07-14 | Arjun Singh | Combustor assembly for a turbine engine that mixes combustion products with purge air |
| CN103486598A (en) * | 2013-09-30 | 2014-01-01 | 浙江环泰环保设备有限公司 | Rotation heat storage type waste gas incinerating device |
| US20140295082A1 (en) * | 2013-03-29 | 2014-10-02 | Tokyo Electron Limited | Driving method of vertical heat treatment apparatus, storage medium and vertical heat treatment apparatus |
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2023
- 2023-12-11 CN CN202311692125.0A patent/CN117663161B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT74033B (en) * | 1909-03-20 | 1917-11-26 | Friedrich Siemens | Regenerative oven with two rooms heated to different temperatures. |
| CN1427897A (en) * | 2001-01-17 | 2003-07-02 | 川崎制铁株式会社 | Heating furnace with regenerative burners and method of operating heating furnace |
| CN1693756A (en) * | 2001-01-17 | 2005-11-09 | 杰富意钢铁株式会社 | Heating furnace with regenerative burners and method of operating heating furnace |
| CA2641195A1 (en) * | 2007-12-27 | 2009-06-27 | General Electric Company | Gas turbine engine combustor and method for delivering purge gas into a combustion chamber of the combustor |
| US20110167828A1 (en) * | 2010-01-08 | 2011-07-14 | Arjun Singh | Combustor assembly for a turbine engine that mixes combustion products with purge air |
| US20140295082A1 (en) * | 2013-03-29 | 2014-10-02 | Tokyo Electron Limited | Driving method of vertical heat treatment apparatus, storage medium and vertical heat treatment apparatus |
| CN103486598A (en) * | 2013-09-30 | 2014-01-01 | 浙江环泰环保设备有限公司 | Rotation heat storage type waste gas incinerating device |
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| CN117663161B (en) | 2024-05-14 |
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