CN112212689A - Heat accumulating type gas crucible furnace - Google Patents
Heat accumulating type gas crucible furnace Download PDFInfo
- Publication number
- CN112212689A CN112212689A CN202011090003.0A CN202011090003A CN112212689A CN 112212689 A CN112212689 A CN 112212689A CN 202011090003 A CN202011090003 A CN 202011090003A CN 112212689 A CN112212689 A CN 112212689A
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- cavity
- heat
- burner
- accumulating type
- reversing valve
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- 239000000779 smoke Substances 0.000 claims abstract description 52
- 239000007789 gas Substances 0.000 claims abstract description 37
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003546 flue gas Substances 0.000 claims abstract description 22
- 230000001105 regulatory effect Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 25
- 230000001172 regenerating effect Effects 0.000 claims description 10
- 230000001276 controlling effect Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 abstract description 22
- 238000002485 combustion reaction Methods 0.000 abstract description 9
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003517 fume Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
- F23L15/04—Arrangements of recuperators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The invention discloses a heat accumulating type gas crucible furnace, which comprises a frame, a furnace shell, a crucible body, a heat insulating layer, a first burner hole, a second burner hole, a first heat accumulating type burner, a second heat accumulating type burner, a first reversing valve, an air inlet pipe interface, a smoke exhaust pipe interface, a second reversing valve, a smoke exhaust pipe, a fan, an air inlet pipe, two smoke regulating valves and two air regulating valves. The beneficial effects obtained by the invention are as follows: (1) the structure is simple; (2) through the heat in the absorption high temperature flue gas of first heat accumulation formula nozzle and second heat accumulation formula nozzle alternating, the air of this heat of rethread in to the intake pipe heats, so, make the air in helping hand gas heating, can further reduce the consumption of gas, improve the combustion efficiency of gas, the temperature when simultaneously can also reducing the fume emission reduces the heat that discharges out, effectually protects the environment.
Description
Technical Field
The invention relates to a crucible furnace, in particular to a gas crucible furnace.
Background
At present, the existing gas crucible furnace is mainly used for melting and heat preservation of aluminum alloy, a common burner or a burner is used, air is supplied to support combustion by a fan, flame is combusted in a hearth, and flue gas after combustion is directly discharged from a chimney. The temperature of the flue gas after combustion can reach over 1000 ℃, and the flue gas is directly discharged, so that the working environment is influenced, and energy waste is also caused.
The patent teaches that a heat accumulation formula crucible furnace, this crucible furnace adopt 2 heat accumulation formula nozzles, and every heat accumulation formula nozzle all has a regenerator that fills up the heat accumulator, utilizes the heat of heat accumulator absorption high temperature flue gas, can make exhaust gas temperature reduce to below 200 ℃, and combustion-supporting air is heated behind the heat accumulator after the heating, improves flame temperature then, reduces the gas use amount.
Disclosure of Invention
The invention aims to solve the problems that: provides a heat accumulating type gas crucible furnace which has simple structure and can accumulate the heat of high-temperature flue gas so as to reduce the using amount of the gas.
In order to solve the above technical problems, the heat accumulating type gas crucible furnace of the present invention is characterized by comprising:
a frame;
the furnace shell is arranged on the frame;
the crucible body is arranged in the furnace shell;
the heat insulation layer is arranged between the furnace shell and the crucible body;
the first burner orifice is arranged on the furnace shell;
the second burner orifice is also arranged on the furnace shell;
the first heat accumulating type burner is connected with the first burner hole;
the second heat accumulating type burner is connected with the second burner hole;
the first reversing valve is bolted to the end part of the first heat accumulating type burner and is provided with an air inlet pipe interface and a smoke exhaust pipe interface;
the second reversing valve is bolted to the end part of the second heat accumulating type burner and is also provided with an air inlet pipe interface and a smoke exhaust pipe interface;
the input end of the smoke exhaust pipe is fixedly connected with smoke exhaust pipe interfaces on the first reversing valve and the second reversing valve respectively;
the fan is fixed on the rack, an air inlet pipe is connected to the fan, and the air inlet pipe is fixedly connected with air inlet pipe interfaces on the first reversing valve and the second reversing valve respectively;
the two flue gas regulating valves are arranged on the smoke exhaust pipe and are respectively used for controlling the smoke exhaust amount of the first heat accumulating type burner and the second heat accumulating type burner;
the two air regulating valves are arranged on the air inlet pipe and are respectively used for controlling the air inflow of the first heat accumulating type burner and the air inflow of the second heat accumulating type burner;
the first heat accumulating type burner and the second heat accumulating type burner comprise burner bodies and shells fixedly connected with the burner bodies, the burner bodies are communicated with the shells, the burner bodies are perpendicular to the shells, heat accumulators are arranged in the shells, and one layer of heat insulation material is arranged on the inner wall of each shell.
Further, in the heat accumulating type crucible furnace of the present invention, each of the first and second reversing valves includes a valve housing, the valve housing has a first cavity, a second cavity, a third cavity and a fourth cavity therein, the smoke exhaust pipe interface is disposed on the first cavity and communicated with the first cavity, the air inlet pipe interface is disposed on the fourth cavity and communicated with the fourth cavity, the second cavity and the third cavity are communicated with the corresponding burner body, the top of the housing has a cylinder base, the cylinder base has a cylinder fixed thereon, the cylinder has a push rod, the lower portion of the push rod is fixedly connected with a valve rod, the valve rod is inserted into the first cavity, the second cavity, the third cavity and the fourth cavity in sequence from the upper portion of the valve housing, the valve rod has a smoke sealing disk and an air sealing disk fixed thereon, a first flange base for universal connection is disposed between the first cavity and the second cavity, be equipped with a second flange seat even general between third cavity and the fourth cavity, flue gas sealed dish matches with first flange seat, the air seal dish matches with second flange seat.
Further, according to the heat accumulating type crucible furnace, a sealing sleeve is arranged in the cylinder seat, and the sealing sleeve is sleeved outside the valve rod.
Further, the frame of the regenerative crucible furnace is a tilting frame, a suspension frame or a fixed frame.
The beneficial effects obtained by the invention are as follows: (1) the structure is simple; (2) through the heat in the absorption high temperature flue gas of first heat accumulation formula nozzle and second heat accumulation formula nozzle alternating, the air of this heat of rethread in to the intake pipe heats, so, make the air in helping hand gas heating, can further reduce the consumption of gas, improve the combustion efficiency of gas, the temperature when simultaneously can also reducing the fume emission reduces the heat that discharges out, effectually protects the environment.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a left side view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a structural schematic view of the heat accumulating type suction nozzle.
Fig. 5 is a cross-sectional view of a first reversing valve.
Fig. 6 is a front view of the first direction valve.
In the figure: 1. a frame, 2, a crucible body, 3, a furnace shell, 4, a heat preservation and insulation layer, 5, a first heat accumulating type burner,
501. a burner body 502, a heat insulation material 503, a heat accumulator 504, a shell 6 and a smoke exhaust pipe,
7. a first reversing valve 701, an air cylinder 702, an air cylinder seat 703, a valve rod 704, a smoke sealing disc,
705. air sealing disk, 706, valve housing, 707, gland, 708, smoke exhaust pipe interface,
709. an air inlet pipe interface 710, a first flange seat 711, a second flange seat 710, a sealing cover plate,
8. an air regulating valve 9, a second heat accumulating type burner 10, a second reversing valve 11, a fan 12 and an air inlet pipe,
13. flue gas governing valve.
Detailed Description
As shown in fig. 1, 2 and 3, the heat accumulating type gas crucible furnace comprises a frame 1, wherein the frame 1 is a basic component of the whole device, and other mechanisms are directly or indirectly arranged on the frame 1.
A furnace shell 3 is fixed on the frame 1, a crucible body 2 is arranged in the furnace shell 3, and the crucible body 2 is a core component of the heat accumulating type gas crucible furnace in the embodiment and mainly used for melting and insulating aluminum alloy.
Be equipped with thermal insulation layer 4 between stove outer covering 3 and the crucible body 2, its effect reduces crucible body 2's heat and gives off, improves crucible body 2's thermal insulation performance, and then the effectual use amount of practicing thrift the gas improves the availability factor of gas.
The furnace shell 3 is provided with a first burner hole and a second burner hole, wherein the first burner hole is connected with a first heat accumulation burner 5, the second burner hole is connected with a second heat accumulation burner 9, the end part of the first heat accumulation burner 5 is bolted with a first reversing valve 7, the first reversing valve 7 is provided with an air inlet pipe interface 709 and a smoke exhaust pipe interface 708, the end part of the second heat accumulation burner 9 is bolted with a second reversing valve 10, and the second reversing valve 10 is also provided with an air inlet pipe interface 709 and a smoke exhaust pipe interface 708.
The heat accumulating type gas crucible furnace further comprises a smoke exhaust pipe 6, a fan 11 and an air inlet pipe 12, wherein the input end of the smoke exhaust pipe 6 is fixedly connected with smoke exhaust pipe interfaces 708 on the first reversing valve 7 and the second reversing valve 10 respectively, the fan 11 is fixed on the frame 1, the air inlet pipe 12 is connected to the fan 11, and the air inlet pipe 12 is fixedly connected with the air inlet pipe interfaces 708 on the first reversing valve 7 and the second reversing valve 10 respectively.
The smoke exhaust pipe 11 is provided with two smoke regulating valves 13 which are respectively used for controlling the smoke exhaust amount of the first heat accumulating type burner 5 and the second heat accumulating type burner 9; the air inlet pipe 12 is provided with two air regulating valves 8 which are respectively used for the air inflow of the first heat accumulating type burner 5 and the air inflow of the second heat accumulating type burner 9.
The heat accumulating type gas crucible furnace of the embodiment is as shown in fig. 4, the first heat accumulating type burner 5 and the second heat accumulating type burner 9 both comprise a burner body 501 and a shell 504 fixedly connected with the burner body 501, the burner body 501 is communicated with the shell 504, the burner body 501 is perpendicular to the shell 504, a heat accumulator 503 is arranged in the shell 504, a layer of heat insulating material 502 is arranged on the inner wall of the shell 504, the heat insulating performance of the first heat accumulating type burner 5 and the second heat accumulating type burner 9 can be greatly improved by arranging the heat insulating material 502, and heat loss in the using process is effectively reduced.
The heat accumulating type gas crucible furnace of the embodiment is specifically used, firstly, the first heat accumulating type burner 5 is started to burn, when the first heat accumulating type burner 5 burns, the fan 11 is started, the first reversing valve 7 and the second reversing valve 10 are arranged at the same time, the gas inlet pipe 12 is communicated with the first reversing valve 7, the passage between the second reversing valve 10 and the gas inlet pipe 12 is cut off, the smoke exhaust pipe 6 is communicated with the second reversing valve 10, and the passage between the smoke exhaust pipe 6 and the first reversing valve 7 is cut off. Therefore, outside air can continuously enter the first heat accumulating type burner 5 to help the first heat accumulating type burner 5 to burn, high-temperature flue gas carrying a large amount of heat generated in the burning process can enter the heat accumulator 503 in the second heat accumulating type burner 9 to accumulate heat, and then is discharged through the second reversing valve 10 and the smoke exhaust pipe 6.
After the heat accumulation of the heat accumulator 503 in the second heat accumulation type burner 9 is completed, the heat in the high-temperature flue gas can not be absorbed, at this time, the temperature of the discharged flue gas can be obviously increased and exceeds a temperature set value, at this time, the second heat accumulation type burner 9 can be started to burn, and the first heat accumulation type burner 5 is closed.
When the second heat accumulating type burner 9 burns, the first reversing valve 7 and the second reversing valve 10 are arranged, a passage between the air inlet pipe 12 and the first reversing valve 7 is cut off, the air inlet pipe 12 is communicated with the second reversing valve 10, a passage between the smoke exhaust pipe 6 and the second reversing valve 10 is cut off, and the smoke exhaust pipe 6 is communicated with the first reversing valve 7, so that outside air can continuously enter the second heat accumulating type burner 9, the second heat accumulating type burner 9 is facilitated to burn, high-temperature smoke carrying a large amount of heat in the burning process can enter the heat accumulator 503 in the first heat accumulating type burner 5 to be discharged, and after heat accumulation is finished, the high-temperature smoke is discharged through the first heat accumulating type burner 7 and the smoke exhaust pipe 6.
After the heat accumulation of the heat accumulator 503 in the first heat accumulation type burner 5 is completed, the heat in the high-temperature flue gas can not be absorbed, at this time, the temperature of the discharged flue gas can be obviously increased and exceeds a temperature set value, at this time, the first heat accumulation type burner 5 can be started to burn, and the second heat accumulation type burner 9 is closed.
In the heat accumulating type gas crucible furnace of the embodiment, the first heat accumulating type suction nozzle 5 and the second heat accumulating type suction nozzle 9 are alternately opened for combustion through detecting the temperature of the discharged flue gas, the heat accumulator 503 of the second heat accumulating type burner 9 can be simultaneously accumulated when the first heat accumulating type burner 5 is combusted, the heat accumulator 503 of the first heat accumulating type burner 5 can be simultaneously accumulated when the second heat accumulating type burner 9 is combusted,
in the heat accumulating type gas crucible furnace of the embodiment, because the heat accumulator 503 in the first heat accumulating type burner 5 and the heat accumulator 503 in the second heat accumulating type burner 9 alternately accumulate heat, cold air blown into the air inlet pipe 12 by the fan 11 is heated when passing through the heat accumulator 503, and the heated air is sent to the first heat accumulating type burner 5 or the second heat accumulating type burner 9 to participate in combustion, the flame temperature can be increased, the required gas consumption is greatly reduced, and the energy is saved by more than 30% compared with the conventional crucible furnace.
Therefore, in the process of burning the first heat accumulating type suction nozzle 5, the heat accumulator 503 of the second heat accumulating type burner 9 realizes heat accumulation and simultaneously cools the exhausted flue gas, and when the second heat accumulating type suction nozzle 9 burns, the heat accumulator 503 of the first heat accumulating type burner 5 realizes heat accumulation and simultaneously cools the exhausted flue gas.
The heat in the flue gas is absorbed by the heat accumulator 503, so that the exhaust gas temperature is always maintained in a low-temperature area, the exhaust gas temperature is effectively reduced, and the working environment is improved.
In the heat accumulating type gas crucible furnace of the present embodiment, as shown in fig. 5 and 6, each of the first directional valve 7 and the second directional valve 10 includes a valve housing 706, the valve housing 706 is provided therein with a first cavity, a second cavity, a third cavity and a fourth cavity, the smoke exhaust pipe interface 708 is disposed on the first cavity and communicated with the first cavity, the air inlet pipe interface 709 is disposed on the fourth cavity and communicated with the fourth cavity, the second cavity and the third cavity are communicated with the corresponding burner body 503, the top of the housing 504 is provided with a cylinder base 702, the cylinder base 702 is fixed with a cylinder 701, the cylinder 701 is provided with a push rod, the lower portion of the push rod is fixedly connected with a valve (the valve rod 703 is inserted into the first cavity, the second cavity, the third cavity and the fourth cavity from the upper portion of the valve housing 706 in sequence, the valve rod 703 is fixed with a smoke sealing disc 704 and an air sealing disc 705, a first flange seat 710 for connection is arranged between the first cavity and the second cavity, a second flange seat 711 for connection is arranged between the third cavity and the fourth cavity, the smoke sealing disc 704 is matched with the first flange seat 710, and the air sealing disc 705 is matched with the second flange seat 711.
The heat accumulating type gas crucible furnace of the embodiment starts the cylinder 701 on the first reversing valve 7 when the first heat accumulating type burner 5 burns, the ejector rod on the cylinder 701 can drive the valve rod 703 on the first reversing valve 7 to be in an extending state, at the moment, the valve rod 703 drives the smoke sealing disc 704 to be combined with the first flange seat 710, so that the first cavity is isolated from the second cavity, in addition, the valve rod 703 can drive the air sealing disc 705 to be separated from the second flange seat 711, the third cavity is communicated with the fourth cavity, at the moment, the smoke exhaust pipe 6 is in a cutting-off state with the first reversing valve 7, the air inlet pipe 12 is in a communicating state with the first reversing valve 7, and a large amount of air continuously enters the first heat accumulating type burner 5 through the air inlet pipe 12, so that the first heat accumulating type burner 7 is favorable for burning.
Meanwhile, the cylinder 701 on the second reversing valve 10 is closed, the ejector rod on the cylinder 701 can drive the valve rod 703 on the second reversing valve 10 to be in a contraction state, at the moment, the valve rod 703 drives the smoke sealing disc 704 to be separated from the first flange seat 710, so that the first cavity is communicated with the second cavity, in addition, the valve rod 703 can drive the air sealing disc 705 to be combined with the second flange seat 711, the third cavity is isolated from the fourth cavity, at the moment, the smoke exhaust pipe 6 is communicated with the second reversing valve 10, the air inlet pipe 12 is isolated from the second reversing valve 10, and smoke generated in the combustion process of the first heat accumulating type burner 5 can be exhausted through the smoke exhaust pipe 6.
Similarly, when the second regenerative burner 9 burns, the cylinder 701 on the second reversing valve 10 is started, the ejector rod on the cylinder 701 drives the valve rod 703 on the second reversing valve 10 to be in an extending state, at this time, the valve rod 703 drives the flue gas sealing disc 704 to be combined with the first flange seat 710, so that the first cavity is isolated from the second cavity, in addition, the valve rod 703 also drives the air sealing disc 705 to be separated from the second flange seat 711, the third cavity is communicated with the fourth cavity, at this time, the smoke exhaust pipe 6 and the second reversing valve 70 are in a cutting-off state, the air inlet pipe 12 is communicated with the second reversing valve 10, through the air inlet pipe 12, a large amount of air continuously enters the second regenerative burner 9, and the second regenerative burner 9 is facilitated to burn.
Meanwhile, the cylinder 701 on the first reversing valve 7 is closed, the ejector rod on the cylinder 701 can drive the valve rod 703 on the first reversing valve 7 to be in a contraction state, at the moment, the valve rod 703 drives the smoke sealing disc 704 to be separated from the first flange seat 710, so that the first cavity is communicated with the second cavity, in addition, the valve rod 703 can drive the air sealing disc 705 to be combined with the second flange seat 711, the third cavity is isolated from the fourth cavity, at the moment, the smoke exhaust pipe 6 is communicated with the second reversing valve 10, the air inlet pipe 12 is isolated from the second reversing valve 10, and smoke generated in the combustion process of the second heat accumulating type burner 9 can be exhausted through the smoke exhaust pipe 6.
In the regenerative gas crucible furnace of the embodiment, the cylinder seat 702 is internally provided with the sealing sleeve 707, and the sealing sleeve 707 is sleeved outside the valve rod 703, so that the sealing performance of the valve rod 703 can be greatly improved.
In the regenerative gas crucible furnace of the present embodiment, as shown in fig. 1, the frame 1 is a tilting frame.
In other embodiments, the rack 1 may also be a suspended rack or a fixed rack.
Claims (4)
1. A regenerative gas crucible furnace, comprising:
a frame (1);
the furnace shell (3) is arranged on the frame (1);
the crucible body (2) is arranged in the furnace shell (3);
the heat insulation layer (4) is arranged between the furnace shell (3) and the crucible body (2);
the first burner orifice is arranged on the furnace shell (3);
the second burner orifice is also arranged on the furnace shell (3);
the first heat accumulating type burner (5) is connected with the first burner hole;
the second heat accumulating type burner (9) is connected with the second burner hole;
the first reversing valve (7) is bolted to the end part of the first heat accumulating type burner (5), and an air inlet pipe interface (709) and a smoke exhaust pipe interface (708) are arranged on the first reversing valve (7);
the second reversing valve (10) is bolted to the end part of the second heat accumulating type burner (9), and an air inlet pipe interface (709) and a smoke exhaust pipe interface (708) are also arranged on the second reversing valve (10);
the input end of the smoke exhaust pipe (6) is fixedly connected with smoke exhaust pipe interfaces (708) on the first reversing valve (7) and the second reversing valve (10) respectively;
the air inlet pipe (12) is connected to the fan (11), and the air inlet pipe (12) is fixedly connected with an air inlet pipe connector (709) on the first reversing valve (7) and the second reversing valve (10) respectively;
the two flue gas regulating valves (13) are arranged on the smoke exhaust pipe (6) and are respectively used for controlling the smoke exhaust amount of the first heat accumulating type burner (5) and the second heat accumulating type burner (9);
the two air regulating valves (8) are arranged on the air inlet pipe (12) and are respectively used for controlling the air inflow of the first heat accumulating type burner (5) and the air inflow of the second heat accumulating type burner (9);
the heat-accumulating type burner is characterized in that the first heat-accumulating type burner (5) and the second heat-accumulating type burner (9) comprise burner bodies (501) and shells (504) fixedly connected with the burner bodies (501), the burner bodies (501) are communicated with the shells (504), the burner bodies (501) are perpendicular to the shells (504), heat accumulators (503) are arranged in the shells (504), and one layer of heat-insulating material (502) is arranged on the inner wall of the shells (504).
2. A regenerative gas crucible furnace as set forth in claim 1, wherein: the first reversing valve (7) and the second reversing valve (10) both comprise a valve casing (706), a first cavity, a second cavity, a third cavity and a fourth cavity are arranged in the valve casing (706), a smoke exhaust pipe interface (708) is arranged on the first cavity and communicated with the first cavity, an air inlet pipe interface (709) is arranged on the fourth cavity and communicated with the fourth cavity, the second cavity and the third cavity are communicated with corresponding burner bodies (501), a cylinder seat (702) is arranged at the top of the casing (504), a cylinder (701) is fixed on the cylinder seat (702), a push rod is arranged on the cylinder (701), a valve rod (703) is fixedly connected below the push rod, the valve rod (703) is sequentially inserted into the first cavity, the second cavity, the third cavity and the fourth cavity from the upper part of the valve casing (706), a smoke sealing disc (704) and an air (705) are fixed on the valve rod (703), be equipped with one between first cavity and the second cavity and link general first flange seat (710), be equipped with one between third cavity and the fourth cavity and link general second flange seat (711), flue gas sealed dish (704) and first flange seat (710) phase-match, air sealed dish (705) and second flange seat (711) phase-match.
3. A regenerative gas crucible furnace as set forth in claim 2, wherein: a sealing sleeve (707) is arranged in the cylinder seat (702), and the sealing sleeve (707) is sleeved outside the valve rod (703).
4. A regenerative gas crucible furnace as set forth in claim 1, wherein: the rack (1) is a tilting rack, a suspension rack or a fixed rack.
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CN202011090003.0A CN112212689A (en) | 2020-10-13 | 2020-10-13 | Heat accumulating type gas crucible furnace |
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CN202011090003.0A CN112212689A (en) | 2020-10-13 | 2020-10-13 | Heat accumulating type gas crucible furnace |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117329842A (en) * | 2023-09-23 | 2024-01-02 | 山东海德智能装备有限公司 | Heat recovery type hydraulic tilting converter and process |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN117329842A (en) * | 2023-09-23 | 2024-01-02 | 山东海德智能装备有限公司 | Heat recovery type hydraulic tilting converter and process |
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Application publication date: 20210112 |