CN107504674B - Double-cavity furnace - Google Patents
Double-cavity furnace Download PDFInfo
- Publication number
- CN107504674B CN107504674B CN201710705309.4A CN201710705309A CN107504674B CN 107504674 B CN107504674 B CN 107504674B CN 201710705309 A CN201710705309 A CN 201710705309A CN 107504674 B CN107504674 B CN 107504674B
- Authority
- CN
- China
- Prior art keywords
- smoke exhaust
- furnace body
- exhaust pipe
- furnace
- pipe
- 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.)
- Active
Links
- 239000000779 smoke Substances 0.000 claims abstract description 87
- 239000002912 waste gas Substances 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 238000002485 combustion reaction Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 77
- 239000007789 gas Substances 0.000 claims description 34
- 239000000446 fuel Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 239000010410 layer Substances 0.000 description 37
- 229910052782 aluminium Inorganic materials 0.000 description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 29
- 239000011888 foil Substances 0.000 description 28
- 239000003517 fume Substances 0.000 description 16
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 10
- 238000004321 preservation Methods 0.000 description 10
- 238000007599 discharging Methods 0.000 description 7
- 230000001965 increasing effect Effects 0.000 description 7
- 238000009413 insulation Methods 0.000 description 7
- 239000011229 interlayer Substances 0.000 description 6
- 239000005995 Aluminium silicate Substances 0.000 description 5
- 239000004113 Sepiolite Substances 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 235000012211 aluminium silicate Nutrition 0.000 description 5
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 5
- 229910052624 sepiolite Inorganic materials 0.000 description 5
- 235000019355 sepiolite Nutrition 0.000 description 5
- 235000019830 sodium polyphosphate Nutrition 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Incineration Of Waste (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to a furnace body, in particular to a double-cavity furnace, which comprises a first furnace body, a second furnace body, a communication pipeline, a first smoke exhaust pipe, a second smoke exhaust pipe, a three-way pipe, a control valve and an operating rod, wherein the first furnace body and the second furnace body are communicated through the communication pipeline, the first furnace body is communicated with the three-way pipe through the first smoke exhaust pipe, and the second furnace body is communicated with the three-way pipe through the second smoke exhaust pipe; the control valve can open or close the first smoke exhaust pipe or the second smoke exhaust pipe and is arranged in the three-way pipe, and the operating rod is connected with the control valve. Compared with the prior art, the method solves the problems that after the furnace burns and generates heat in the prior art, the utilization rate is low, the use of the existing double-cavity furnace is inflexible, and the like, and simultaneously, the method can also recycle heat energy from high-temperature waste gas generated during the combustion in the furnace body, and can complete liquid heating under the condition of not influencing the temperature in the furnace body.
Description
Technical Field
The invention relates to a civil heating furnace body, in particular to a double-cavity furnace.
Background
Most of the existing stoves are single-cavity stoves, double-cavity stoves or multi-cavity stoves are seen, the double-cavity stoves are difficult to regulate the temperature in the use process as a stove body capable of improving the heat utilization rate, and the use is inflexible, so that the popularization of the double-cavity stoves is restricted. Meanwhile, the combustion method is adopted for heating, so that high-temperature waste gas cannot be avoided, when the high-temperature waste gas is directly discharged into the atmosphere, the components of the waste gas can cause atmospheric pollution, meanwhile, the environment is also polluted by the excessive temperature, and the direct discharge of the high-temperature waste gas can cause loss of combustion heat, which are the problems to be solved in the prior art.
Disclosure of Invention
In order to solve the technical problems, the invention discloses a double-cavity furnace which comprises a first furnace body, a second furnace body, a communication pipeline, a first smoke exhaust pipe, a second smoke exhaust pipe, a three-way pipe, a control valve and an operating rod, wherein the first furnace body and the second furnace body are communicated through the communication pipeline, the first furnace body is communicated with the three-way pipe through the first smoke exhaust pipe, and the second furnace body is communicated with the three-way pipe through the second smoke exhaust pipe; the control valve is arranged in the three-way pipe and is used for respectively controlling the closing of the first smoke exhaust pipe and the second smoke exhaust pipe, and the operating rod is connected with the control valve.
The two ends of the horizontal channel of the three-way pipe are respectively a first communication pipe orifice and a second communication pipe orifice, the vertical channel of the three-way pipe is a third communication pipe orifice, the first communication pipe orifice is communicated with the first smoke exhaust pipe, and the second communication pipe orifice is communicated with the second smoke exhaust pipe.
The control valve is made of a high temperature resistant airtight material.
One end of the operating rod is connected with the control valve, and the other end of the operating rod penetrates out of the three-way pipe and is provided with a handheld part at the end part.
The hand-held part is made of high-temperature-resistant heat-insulating materials, and anti-slip lines are arranged on the hand-held part.
And an airtight ring is arranged at the position of the operating rod penetrating out of the three-way pipe, and the airtight ring is made of high-temperature-resistant airtight materials.
The double-cavity furnace comprises a first furnace body, a second furnace body, a first smoke exhaust pipe, a second smoke exhaust pipe, a three-way pipe, a control valve, an operating rod and a gas-water heat exchange body, wherein the first furnace body is communicated with the second furnace body through the gas-water heat exchange body, the first furnace body is communicated with the three-way pipe through the first smoke exhaust pipe, and the second furnace body is communicated with the three-way pipe through the second smoke exhaust pipe; the control valve can open or close the first smoke exhaust pipe or the second smoke exhaust pipe and is arranged in the three-way pipe, and the operating rod is connected with the control valve.
The gas-water heat exchange body is internally provided with a gas channel and a liquid channel, and the gas channel and the liquid channel are mutually staggered.
The three-way pipe is internally provided with a gas-water heat exchanger.
The number of the gas-water-heat exchange bodies arranged in the three-way pipe is more than or equal to 2, a spacing section is arranged between the two gas-water-heat exchange bodies, and the control valve is arranged in the spacing section.
The gas-water heat exchange body 9 adopts a back-shaped or Z-shaped channel arrangement between each gas exhaust channel 91 or each liquid discharge channel 92 under the same plane.
An aluminum foil paper layer 911 is tightly attached to the inner wall of the gas channel 91, the matte surface of the aluminum foil paper layer 911 faces the inner side of the gas channel 91, and the reflecting surface faces the pipe wall of the gas channel 91.
The inner wall of the liquid channel 92 is also provided with an aluminum foil paper layer 911, the matte surface of the aluminum foil paper layer 911 faces the pipe wall of the liquid channel 92, and the reflecting surface faces the pipe wall of the liquid channel 92.
The outer wall of the aluminum foil paper layer 911 is tightly attached to the air-water heat exchange body 9, a transparent layer 912 is tightly attached to the inner wall of the aluminum foil paper layer 911, and the transparent layer 912 compacts the space between the aluminum foil paper layer 911 and the air-water heat exchange body.
The outer surface of the air-water heat exchange body 9 is provided with a heat preservation shell 10, the heat preservation shell 10 is attached to the outer surface of the air-water heat exchange body 9, and the heat preservation shell 10 is provided with through holes at positions corresponding to the air channel 91 and the liquid channel 92.
The manufacturing process of the heat preservation shell 10 comprises the following steps:
step one: the particle size will be: 1-10 micrometers, and mixing 60-75% of hollow alumina, 10-15% of zirconia, 10-15% of kaolin, 5-10% of sepiolite and 1-3% of sodium polyphosphate according to mass percentage;
step two: mixing treatment is carried out by using a mixer;
step three: preparing a green body by adopting a dry pressing forming process;
step four: presintering for 4-8 hours at 600-900 ℃;
step five: firing for 12-24 hours at the temperature of 1200-1500 ℃;
step six: and (5) airing to room temperature.
Compared with the prior art, the method solves the problems that after the furnace burns and generates heat in the prior art, the utilization rate is low, the existing double-cavity furnace is not flexible to use, and the like, and simultaneously, the method can also recycle heat energy from high-temperature waste gas generated during the combustion in the furnace body, and can realize the liquid heating work without influencing the temperature in the furnace body, thereby further increasing the energy utilization rate, ensuring the using effect of the furnace body, completely isolating the high-temperature waste gas from the liquid when the liquid is heated by utilizing the high-temperature waste gas, avoiding the pollution after the liquid is heated, and really realizing the simplicity, high efficiency, energy conservation and environmental protection without complex manual control in the heating process.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the working principle of the present invention;
FIG. 3 is a cross-sectional view of a gas-water heat exchanger according to the present invention;
FIG. 4 is a top view of the gas-water heat exchanger of the present invention;
FIG. 5 is a side view of a gas-water heat exchanger according to the present invention;
FIG. 6 is a schematic view of a double-cavity furnace with a gas-water-heat exchanger in accordance with the present invention;
FIG. 7 is a schematic view of a double-cavity furnace with a heat-insulating shell in the present invention;
FIG. 8 is a top view of a dual chamber furnace B with a thermal housing in accordance with the present invention;
fig. 9 is a schematic view of a gas channel structure with a layer of aluminum foil and a transparent layer in the present invention;
fig. 10 is a schematic view showing the structure of a liquid passage with a paper layer of aluminum foil and a transparent layer in the present invention.
Legend: 1. the furnace comprises a first furnace body, a second furnace body, a communication pipeline, a first smoke discharging pipe air inlet end, a first smoke discharging pipe air outlet end, a second smoke discharging pipe air inlet end, a second smoke discharging pipe air outlet end, a three-way pipe, a first smoke discharging pipe opening, a second smoke discharging pipe opening, a third smoke discharging pipe opening, a control valve, an operating rod, a hand-held part, a gas-water heat exchanging body, a gas channel, a liquid channel, a 911 aluminum foil paper layer, a transparent layer and a heat preservation shell.
Detailed Description
The invention is further illustrated, but is not limited to, the following examples.
Example 1
As shown in fig. 1 and 2, the double-cavity furnace of the invention comprises a first furnace body 1, a second furnace body 2, a communicating pipeline 3, a first smoke exhaust pipe 4, a second smoke exhaust pipe 5, a three-way pipe 6, a control valve 7 and an operating rod 8, wherein the three-way pipe 6 is a cavity pipeline formed by integrating a horizontal channel and a vertical channel, a first smoke exhaust pipe mouth 61 and a second smoke exhaust pipe mouth 62 are formed at two ends of the horizontal channel of the three-way pipe 6, a third smoke exhaust pipe mouth 63 is formed at two ends of the horizontal channel of the three-way pipe 6, the hearths of the first furnace body 1 and the second furnace body 2 are communicated by the communicating pipeline 3, a first smoke exhaust pipe air inlet 41 of the first smoke exhaust pipe 4 is communicated with the hearths of the first furnace body 1, a first smoke exhaust pipe air inlet 51 of the second smoke exhaust pipe 5 is communicated with the hearths of the three-way pipe 6, a second smoke exhaust pipe air inlet 52 is communicated with the hearths of the second furnace body 2 and a second smoke exhaust pipe mouth 62 of the three-way pipe 6, the third fume exhaust pipe mouth 63 of the three-way pipe 6 is communicated with the outside, the control valve 7 is made of high temperature resistant airtight materials, is internally arranged in the three-way pipe 6, can completely close or open the first fume exhaust pipe exhaust end 42 or the second fume exhaust pipe exhaust end 52, one end of the operating rod 8 is connected with the control valve 7, the control valve 7 can freely move in a cavity of the three-way pipe 6 under the driving of the operating rod 8, the other end of the operating rod 8 is provided with a hand-held part 81, the hand-held part 81 extends out of the three-way pipe 6, the hand-held part 81 adopts high temperature resistant heat insulation materials and is completely arranged outside the three-way pipe 6, the hand-held part 81 is also provided with anti-skid lines, the hand-held part 81 can be of a cylindrical handle structure or a spherical handle structure, the specific shape can be replaced according to actual needs, the position of the operating rod 8 penetrating out of the three-way pipe 6 is provided with an airtight ring, and the airtight ring is made of high-temperature resistant materials, so that high-temperature waste gas leakage of the operating rod 8 during pushing-in or pulling-out actions can be prevented, and the operation safety of a user is ensured.
The furnace platforms above the two furnace bodies can be independent furnace platforms or an integral furnace platform, and when the furnace platform is in an integral furnace platform structure, the integral furnace platform is a plane.
Correspondingly, the first smoke exhaust pipe 4 and the second smoke exhaust pipe 5 can also be respectively arranged on the side surfaces of the first furnace body 1 and the second furnace body 2, the first smoke exhaust pipe 4, the second smoke exhaust pipe 5 and the side surfaces of the furnace body can be in a vertical state or in an inclined upward position relationship, specifically speaking, the first smoke exhaust pipe air inlet end 41, the second smoke exhaust pipe air exhaust end 52 and the side surfaces of the furnace body are in a vertical or inclined upward position relationship, and the position relationship between the first smoke exhaust pipe 4, the second smoke exhaust pipe 5 and the side surfaces of the furnace body is preferably that the first smoke exhaust pipe 4 and the second smoke exhaust pipe 5 are arranged above the side surfaces of the furnace body, so that the space can be reasonably utilized, the use effect of the double-cavity furnace can be optimized, and meanwhile, the fuel throwing work can not be influenced.
The communicating pipeline 3 can be a single-layer pipeline or a multi-layer pipeline, an interlayer is arranged between the pipelines of the communicating pipeline 3 with a multi-layer pipeline structure, the interlayer is not communicated with the internal channels of the communicating pipeline 3, the internal pipelines of the communicating pipeline 3 are communicated with the furnace chambers of the first furnace body 1 and the second furnace body 2, heat exchange operation is started when high-temperature waste gas passes through the communicating pipeline 3, the two sides of the pipe body of the interlayer are respectively provided with a water inlet pipe and a water outlet pipe, water to be heated enters the interlayer through the water inlet pipe to start heat exchange, and water after heat exchange flows out from the water outlet pipe arranged at the other side of the pipe body of the interlayer; the arrangement can recycle the heat of high-temperature waste gas, and the interlayer on the communicating pipeline 3 can slow down the heat dissipation when the water flow heating process is not performed, so that the energy loss is reduced.
Example 2
When the first furnace body 1 is burnt by fuel, a user pushes/pulls the operation rod 8, the operation rod 8 drives the control valve 7 to move, the control valve 7 is adjusted to the middle position of the three-way pipe 6 shown in fig. 1, at the moment, the first smoke exhaust pipe exhaust end 42 and the second smoke exhaust pipe exhaust end 52 arranged on the first smoke exhaust pipe 4 and the second smoke exhaust pipe 5 are both in an open state, and high-temperature waste gas generated by the combustion of the fuel in the hearth of the first furnace body 1 is discharged through the first smoke exhaust pipe 4 and enters the second furnace body 2 through the communication pipeline 3, then enters the three-way pipe 6 through the second smoke exhaust pipe 5, and finally is discharged to the atmosphere through the third smoke exhaust pipe opening 63 through the three-way pipe 6.
The working conditions of the double-cavity furnace in the state are as follows: the first furnace body 1 is internally provided with fuel for combustion heating, the second furnace body 2 is internally heated by high-temperature waste gas generated by combustion of the fuel in the first furnace body 1, the first furnace body 1 is in a high-temperature state at the moment, the temperature of the second furnace body 2 is lower than that of the first furnace body 1, the double-cavity furnace in the state expands the application range of the furnace, but the temperature of the first furnace body 1 can only be maintained at a higher level, the temperature of the second furnace body 2 can not reach the higher level, but the heat in the high-temperature waste gas is secondarily utilized, so that the heat efficiency is improved, and the heat pollution to the environment is reduced.
Example 3
The present embodiment is the same as the technical solution described in embodiment 1, except that: the user can hold the holding part 81 to adjust the control valve 7 to the first fume pipe mouth 61 of the three-way pipe 6, at this time, the control valve 7 seals the first fume pipe exhaust end 42 of the first fume pipe 4, the working condition is shown in fig. 2, at this time, the second fume pipe exhaust end 52 of the second fume pipe 5 is opened, the high-temperature waste gas generated in the hearth of the first furnace body 1 cannot be discharged through the first fume pipe 4 and can only enter the second furnace body 2 through the communication pipeline 3, when the high-temperature waste gas passes through the second furnace body 2, because the temperature of the high-temperature waste gas is higher than that of the second furnace body 2, the high-temperature waste gas can generate heat exchange action in the second furnace body 2 according to the heat exchange law, release heat to heat for the second furnace body 2, the waste gas after the heat exchange action enters the second fume pipe 5 through the second fume pipe exhaust end 52 into the three-way pipe 6, and the waste gas after the heat exchange action enters the three-way pipe 6 through the third pipe mouth 63 of the three-way pipe 6.
The working conditions of the double-cavity furnace in the state are as follows: the fuel burns in first furnace body 1, control valve 7 seals the gas circuit of first exhaust pipe 4, the high temperature waste gas that produces in the first furnace body 1 gets into in the second furnace body 2 through communicating tube 3 and heats, discharge after getting into three-way pipe 6 through second exhaust pipe 5, the second furnace body 2 in this state compares in the second furnace body 2 under the embodiment 1 state, temperature is obviously improved, can satisfy daily demand to the fire heat source, and first furnace body 1 temperature does not obviously drop, still not influence the use, but the waste gas that the exhaust through three-way pipe 6 was discharged at this moment, the temperature is lower than in embodiment 1 waste gas temperature, the double-chamber stove can better carry out the heat recovery work of high temperature waste gas under this embodiment state.
Example 4
The present embodiment is the same as the technical solution described in embodiment 1, except that:
at this time, the control valve 7 is adjusted to the second fume exhaust pipe opening 62 to close the air path of the second fume exhaust pipe 5, and at this time, the high-temperature waste gas generated by the combustion of the fuel in the first furnace body 1 can directly enter the three-way pipe 6 from the first fume exhaust pipe 4 and finally be exhausted.
The working conditions of the double-cavity furnace in the state are as follows: the first furnace body 1 burns the fuel, the generated high-temperature waste gas does not pass through the second furnace body 2, the heat recovery is not carried out on the high-temperature waste gas, the temperature of the second furnace body 2 is not continuously increased, but compared with the embodiment 1 and the embodiment 1, the temperature of the first furnace body 1 in the embodiment is the highest, and the first furnace body 1 in the state can meet the requirement of a user on a high-temperature heat source.
Example 5
The present embodiment is the same as the technical solution described in embodiment 1, except that:
simultaneously, fuel is added into the first furnace body 1 and the second furnace body 2 and burnt, at the moment, the trend of high-temperature waste gas can be adjusted by adjusting the position of the control valve 7, when the first furnace body 1 is required to be a high-temperature heat source, the control valve 7 is moved to the second smoke exhaust pipe 5, or the gas path of the second smoke exhaust pipe 5 is directly closed by the control valve 7, and at the moment, the heat sources for supplying heat to the first furnace body 1 are as follows: the heat energy generated by the combustion of the fuel and the high-temperature waste gas generated by the combustion of the two furnace bodies are higher than the temperature of the first furnace body 1 at the moment, and if the second furnace body 2 is a high-temperature heat source, the control valve 7 is reversely adjusted.
Example 6
As shown in fig. 3, 4, 5 and 6, the present embodiment is the same as the technical solution using device described in embodiment 1, and the difference is that: the communicating pipe 3 can be replaced by the air-water heat exchange body 9, n exhaust gas channels 91 are uniformly arranged on the air-water heat exchange body 9 along the direction A, n liquid outlet channels 92 are uniformly arranged on the air-water heat exchange body along the direction B, the direction A is consistent with the axial direction of the original communicating pipe 3, each exhaust gas channel 91 is staggered with each liquid channel 92, each exhaust gas channel 91 is separated by the liquid channel 92, and each exhaust gas channel 91 also correspondingly separates each row of liquid channels 92. The arrangement can arrange the gas channel 91 and the liquid channel 92 in a mutually spaced mode, two ends of the gas channel 91 of the gas-water heat exchange body 9 are respectively communicated with the first furnace body 1 and the second furnace body 2, when high-temperature waste gas needs to circulate between the first furnace body 1 and the second furnace body 2, the high-temperature waste gas can perform heat exchange in the gas-water heat exchange body 9 to heat the gas-water heat exchange body 9, the temperature of the gas-water heat exchange body 9 is increased, the end face of the B direction of the gas-water heat exchange body 9 is communicated with a water source, and water enters the gas-water heat exchange body 9 after the temperature is increased through the liquid channel 92, and at the moment, cold water is heated by the gas-water heat exchange body 9.
The gas-water heat exchanger 9 is arranged between the first furnace body 1 and the second furnace body 2, the heat of the high-temperature waste gas is fully utilized to heat water, the heated water can be used as heating water for indoor heating, if the heated water is heated for drinking water, a food-grade heat-resistant ceramic layer or other heating layers which can resist high temperature and can ensure food safety are added on the inner wall of the liquid channel 92, and the metal material of the gas-water heat exchanger 9 is prevented from influencing the quality of the drinking water at high temperature.
Example 7
The present embodiment is the same as the technical solution described in embodiment 5, except that:
when the steam-water heat exchange body 9 is arranged in the three-way pipe 6, the first smoke exhaust pipe orifice 61 arranged on the three-way pipe 6 is communicated with the gas channel 91 arranged on the steam-water heat exchange body 9, and hot waste gas firstly passes through the gas channel 91 arranged in the steam-water heat exchange body 9 after passing through the first smoke exhaust pipe orifice 61, then enters the three-way pipe 6, and finally is discharged through the third smoke exhaust pipe orifice 63; the liquid channel 92 of the gas-water heat exchanger 9 heated by the hot waste gas is connected with a water source at one end and can be connected with a civil water supply end, such as a faucet or a water storage tank.
The same arrangement of the second fume pipe opening 62 on the tee 6 is also possible, and the connection relation and the working state are the same as those of the first fume pipe opening 61 and the air-water heat exchanger 9.
At this time, if two gas-water heat exchangers 9 or more than two gas-water heat exchangers 9 are disposed in the tee 6, a space section for proper exhaust gas discharge should be disposed between each gas-water heat exchanger 9, and the control valve 7 is disposed in the space section, so that a user can adjust the position of the control valve 7 by the operation lever 8 to selectively open or close one of the two gas-water heat exchangers 9 at the same time.
Example 8
The present embodiment is the same as the technical solution using device described in any one of embodiments 6 and 7, and is different in that: each exhaust channel 91 or each drain channel 92 of the gas-water heat exchange body 9 under the same plane can be arranged in a zigzag or Z-shaped channel besides a straight channel, and the arrangement has the advantages that the detention time of gas/liquid in the gas-water heat exchange body 9 can be prolonged, and the heat exchange work is facilitated.
The gas-water heat exchange body 9 is not limited to be only arranged in the three-way pipe 6 or the communicating pipeline 3, and the gas-water heat exchange body 9 can be adapted to any region through which high-temperature waste gas flows to play roles in heat exchange and diversion.
Example 9
The present embodiment is the same as the technical solution using device described in any one of embodiments 6, 7, and 8, and is different in that: as shown in fig. 9 and 10, the inner wall of the gas channel 91 is tightly adhered with an aluminum foil paper layer 911, which is also called as tin foil, and is called as tin foil, but the component of the aluminum foil paper layer 911 is aluminum, one surface is a reflecting surface, the other surface is a matte surface, the matte surface of the aluminum foil paper layer 911 faces the inner side of the gas channel 91, and the reflecting surface faces the pipe wall of the gas channel 91, so that the arrangement has the following advantages: the characteristic that the matte surface of the aluminum foil paper layer 911 has strong capability of absorbing heat energy can be utilized to enable the matte surface to face the inner side of the gas channel 91 so as to improve the absorption rate of waste gas heat, and meanwhile, the reflecting surface of the aluminum foil paper layer 911 faces the pipe wall of the gas channel 91, so that the reflecting characteristic of the reflecting surface of the aluminum foil paper layer 911 is utilized, the reflecting surface has high reflectivity and low emissivity, the effect of isolating heat radiation is achieved, the gas-water heat exchanger 9 is used for taking away heat after obtaining heat energy, and the effects of increasing the heat absorption rate and reducing the heat dissipation rate are achieved.
Meanwhile, the inner wall of the liquid channel 92 of the air-water heat exchange body 9 is also provided with an aluminum foil paper layer 911, the matte surface of the aluminum foil paper layer 911 faces the pipe wall of the liquid channel 92, the reflecting surface faces the inner side of the liquid channel 92, and the aluminum foil paper layer 911 arranged in the liquid channel 92 can enhance the heat absorption rate from the air-water heat exchange body 9 and can reduce the heat dissipation rate of the liquid after obtaining heat energy as the characteristics of the reflecting surface and the matte surface of the aluminum foil paper.
The melting point of the aluminum foil paper is high and can reach more than 660 ℃, so that the aluminum foil paper layer 911 is prevented from being melted in the air-water heat exchange body 9, meanwhile, the dissolution rate of the aluminum foil paper in water is very low, the dissolution rate is less than or equal to 0.5%, the water vapor permeability coefficient of the aluminum foil paper is very small, the water leakage is not facilitated, and finally, the aluminum foil paper layer 911 can safely and stably work in the air-water heat exchange body 9.
The outer wall of the aluminum foil paper layer 911 is closely attached to the air-water heat exchanger 9, and a transparent layer 912 is closely attached to the inner wall of the aluminum foil paper layer 911, and the transparent layer 912 may be made of one of glass and transparent ceramic. The transparent layer 912 compacts the aluminum foil paper layer 911 with the air-water heat exchanger. Further, the transparent layer 912 is provided in the gas passage 91 to prevent sulfur corrosion at high temperatures.
Example 10
The present embodiment is the same as the technical solution using device described in any one of embodiments 6, 7, 8, and 9, and is different in that: as shown in fig. 7 and 8, the outer surface of the air-water heat exchange body 9 is provided with a heat insulation shell 10, the heat insulation shell 10 is attached to the outer surface of the air-water heat exchange body 9, and the heat insulation shell 10 is provided with through holes at positions corresponding to the air channel 91 and the liquid channel 92, and the through holes ensure that the heat insulation shell 10 cannot influence the air and the liquid to pass through the air-water heat exchange body 9. The heat preservation shell 10 comprises the following components: hollow alumina, zirconia, kaolin, sepiolite and sodium polyphosphate, calculated in mass specific gravity, wherein the hollow alumina has a specific gravity of 60-75% (matrix), 10-15% zirconia (strength hardness increased + heat preservation), 10-15% kaolin (viscosity increased), 5-10% sepiolite (toughness) and 1-3% sodium polyphosphate (surfactant, agglomeration prevention) and the particle size of the above materials is between 1-10 microns.
The manufacturing process of the heat preservation shell 10 comprises the following steps:
step one: the particle size will be: 1-10 micrometers, and mixing 60-75% of hollow alumina, 10-15% of zirconia, 10-15% of kaolin, 5-10% of sepiolite and 1-3% of sodium polyphosphate according to mass percentage;
step two: mixing treatment is carried out by using a mixer;
step three: preparing a green body by adopting a dry pressing forming process;
step four: presintering for 4-8 hours at 600-900 ℃;
step five: firing for 12-24 hours at the temperature of 1200-1500 ℃;
step six: and (5) airing to room temperature.
The hollow alumina in the components has good heat insulation performance and strength as a material matrix of the heat insulation shell 10, 10-15% of zirconia is added on the basis to play a role in enhancing heat insulation and strength, the kaolin improves the adhesiveness of the material, the sepiolite improves the toughness of the material, and the sodium polyphosphate is used as a surfactant to effectively prevent aggregation among the components.
And D, arranging the heat preservation shell 10 which is completed in the step six on the outer surface of the air-water heat exchange body, and putting the assembled air-water heat exchange body into use.
The heat preservation shell 10 can be adjusted by referring to the shape and the size of the air-water heat exchange body 9, and the components can be manufactured into a plate-shaped structure and a plate-shaped structure with holes in the third step, and the components are attached to the outer surface of the air-water heat exchange body in use to complete assembly.
Example 11
The embodiment is the same as the technical scheme using device described in any of the above embodiments, and is different in that: the furnace body is not limited to double furnace bodies, and can also be assembled and structured by referring to the scheme, so that the large-scale use requirement is met.
It should be understood that the above-described embodiments of the present invention are provided by way of example only and are not intended to limit the scope of the invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. Not all embodiments are exhaustive. All obvious changes or modifications which come within the spirit of the invention are desired to be protected.
Claims (8)
1. The control method of the double-cavity furnace is characterized by comprising the following steps:
step one: adding fuel into a first furnace body (1) and a second furnace body (2) of the double-cavity furnace, and burning the fuel to enable high-temperature exhaust gas after burning to reach a three-way pipe (6);
step two: a control valve (7) in the three-way pipe (6) is adjusted, so that the trend of high-temperature waste gas is adjusted;
s1: when the first furnace body (1) is required to be a high-temperature heat source, the control valve (7) is moved to the second smoke exhaust pipe (5) until the gas flow of the passage where the second smoke exhaust pipe (5) is positioned is reduced or the passage is completely closed, and the heat energy generated by fuel combustion and the high-temperature waste gas generated by the combustion of the two furnace bodies are used as the high-temperature heat source of the first furnace body (1);
s2: when the second furnace body (2) is required to be a high-temperature heat source, the control valve (7) is moved to the first smoke exhaust pipe (4) until the gas flow of the passage where the first smoke exhaust pipe (4) is positioned is reduced or the passage is completely closed, and the heat energy generated by fuel combustion and the high-temperature waste gas generated by the combustion of the two furnace bodies are used as the high-temperature heat source of the second furnace body (2);
the double-cavity furnace comprises a first furnace body (1), a second furnace body (2), a communicating pipeline (3), a first smoke exhaust pipe (4), a second smoke exhaust pipe (5), a three-way pipe (6), a control valve (7) and an operating rod (8), wherein the first furnace body (1) and the second furnace body (2) are communicated through the communicating pipeline (3), the first furnace body (1) is communicated with the three-way pipe (6) through the first smoke exhaust pipe (4), the second furnace body (2) is communicated with the three-way pipe (6) through the second smoke exhaust pipe (5), the control valve (7) is arranged in the three-way pipe (6) and is respectively used for controlling the first smoke exhaust pipe (4) and the second smoke exhaust pipe (5) to be closed, the operating rod (8) is connected with the control valve (7), the number of the air-water-heat exchanging bodies (9) arranged in the three-way pipe (6) is more than or equal to 2, the two air-water-heat exchanging bodies (9) are arranged between the two air-heat exchanging bodies (9), and the control valve (7) is arranged in the three-way pipe (6).
2. The control method of a double chamber furnace according to claim 1, wherein: the two ends of the horizontal channel of the three-way pipe (6) are respectively provided with a first smoke exhaust pipe opening (61) and a second smoke exhaust pipe opening (62), the vertical channel of the three-way pipe (6) is provided with a third smoke exhaust pipe opening (63), the first smoke exhaust pipe opening (61) is communicated with the first smoke exhaust pipe (4), and the second smoke exhaust pipe opening (62) is communicated with the second smoke exhaust pipe (5).
3. The control method of a double chamber furnace according to claim 1, wherein: the control valve (7) is made of a high-temperature resistant airtight material.
4. The control method of a double chamber furnace according to claim 1, wherein: one end of the operating rod (8) is connected with the control valve (7), and the other end of the operating rod is penetrated out of the three-way pipe (6) and is provided with a hand-held part (81) at the end part.
5. The control method of a double chamber furnace according to claim 4, wherein: the hand-held part (81) is made of high-temperature-resistant heat-insulating materials, and anti-slip lines are arranged on the hand-held part (81).
6. The control method of a double chamber furnace according to claim 4, wherein: the position of the operating rod (8) penetrating out of the three-way pipe (6) is provided with an airtight ring which is made of high-temperature-resistant airtight material.
7. The control method of the double-cavity furnace is characterized by comprising the following steps:
step one: adding fuel into a first furnace body (1) and a second furnace body (2) of the double-cavity furnace, and burning the fuel to enable high-temperature exhaust gas after burning to reach a three-way pipe (6);
step two: a control valve (7) in the three-way pipe (6) is adjusted, so that the trend of high-temperature waste gas is adjusted;
s1: when the first furnace body (1) is required to be a high-temperature heat source, the control valve (7) is moved to the second smoke exhaust pipe (5) until the gas flow of the passage where the second smoke exhaust pipe (5) is positioned is reduced or the passage is completely closed, and the heat energy generated by fuel combustion and the high-temperature waste gas generated by the combustion of the two furnace bodies are used as the high-temperature heat source of the first furnace body (1);
s2: when the second furnace body (2) is required to be a high-temperature heat source, the control valve (7) is moved to the first smoke exhaust pipe (4) until the gas flow of the passage where the first smoke exhaust pipe (4) is positioned is reduced or the passage is completely closed, and the heat energy generated by fuel combustion and the high-temperature waste gas generated by the combustion of the two furnace bodies are used as the high-temperature heat source of the second furnace body (2);
the double-cavity furnace comprises a first furnace body (1), a second furnace body (2), a first smoke exhaust pipe (4), a second smoke exhaust pipe (5), a three-way pipe (6), a control valve (7), an operating rod (8) and a gas-water heat exchange body (9), wherein the first furnace body (1) and the second furnace body (2) are communicated by the gas-water heat exchange body (9), the first furnace body (1) is communicated with the three-way pipe (6) through the first smoke exhaust pipe (4), the second furnace body (2) is communicated with the three-way pipe (6) through the second smoke exhaust pipe (5) the control valve (7) is arranged in the three-way pipe (6) and is used for controlling the first smoke exhaust pipe (4) and the second smoke exhaust pipe (5) to be closed respectively, the operating rod (8) is connected with the control valve (7), the number of the gas-water heat exchange bodies (9) arranged in the three-way pipe (6) is greater than or equal to 2, the two gas-water heat exchange bodies (9) are arranged in the three-way pipe (6), and the two gas-water heat exchange bodies (9) are arranged in the control section and the interval valve (7) is arranged between two sections.
8. The control method of a double chamber furnace according to claim 7, wherein: a gas channel (91) and a liquid channel (92) are arranged in the gas-water heat exchange body (9), and the gas channel (91) and the liquid channel (92) are mutually staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710705309.4A CN107504674B (en) | 2017-08-17 | 2017-08-17 | Double-cavity furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710705309.4A CN107504674B (en) | 2017-08-17 | 2017-08-17 | Double-cavity furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107504674A CN107504674A (en) | 2017-12-22 |
| CN107504674B true CN107504674B (en) | 2024-01-02 |
Family
ID=60691687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710705309.4A Active CN107504674B (en) | 2017-08-17 | 2017-08-17 | Double-cavity furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107504674B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2425273Y (en) * | 2000-05-11 | 2001-03-28 | 耿绍东 | Combustion chamber of boiler |
| CN203336576U (en) * | 2013-06-04 | 2013-12-11 | 山西吉祥锅炉制造有限公司 | High-efficiency energy-saving combined type boiler |
| CN104374190A (en) * | 2014-10-27 | 2015-02-25 | 中山市东升镇铸友设备制造厂 | Sintering furnace |
| CN104728469A (en) * | 2015-03-28 | 2015-06-24 | 中国船舶重工集团公司第七�三研究所 | Waste heat boiler three-way baffle valve |
| CN207214405U (en) * | 2017-08-17 | 2018-04-10 | 尉海潮 | Two-chamber stove |
-
2017
- 2017-08-17 CN CN201710705309.4A patent/CN107504674B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2425273Y (en) * | 2000-05-11 | 2001-03-28 | 耿绍东 | Combustion chamber of boiler |
| CN203336576U (en) * | 2013-06-04 | 2013-12-11 | 山西吉祥锅炉制造有限公司 | High-efficiency energy-saving combined type boiler |
| CN104374190A (en) * | 2014-10-27 | 2015-02-25 | 中山市东升镇铸友设备制造厂 | Sintering furnace |
| CN104728469A (en) * | 2015-03-28 | 2015-06-24 | 中国船舶重工集团公司第七�三研究所 | Waste heat boiler three-way baffle valve |
| CN207214405U (en) * | 2017-08-17 | 2018-04-10 | 尉海潮 | Two-chamber stove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107504674A (en) | 2017-12-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2489401C2 (en) | Roasting method of ceramic products and furnace for method's implementation | |
| JP2009516151A (en) | Equipment for preventing initial hot water supply in a concentric tube heat exchanger and its control method | |
| CN109681892B (en) | Waste gas incinerator | |
| CN202304397U (en) | Firing furnace for ceramic artworks | |
| CN107504674B (en) | Double-cavity furnace | |
| CN107504487B (en) | Continuous dispersion type combustion device and method for forming continuous dispersion type combustion | |
| CN207214040U (en) | A kind of integrated burner based on combustion gas annealing furnace | |
| WO2018192442A1 (en) | Closed combustion burner sandwich-layer heat exchange structure | |
| CN103418781B (en) | Haul multi-modal steel ladle roasting furnace kiln | |
| CN102937333A (en) | Energy-saving hot blast heater | |
| CN207622248U (en) | A kind of high efficiency burnt gas heater with heat recovery function | |
| CN207214405U (en) | Two-chamber stove | |
| CN214199197U (en) | Large-scale components of a whole that can function independently indirect heat transfer formula gas hot-blast furnace | |
| CN101900483A (en) | Aluminum-alloy melting furnace carrying heat storage burner | |
| CN204923850U (en) | Stove is emptyd to air preheating -type crucible | |
| CN112856813A (en) | Large-scale components of a whole that can function independently indirect heat transfer formula gas hot-blast furnace | |
| JP3325105B2 (en) | Immersion tube heating type molten aluminum insulation furnace | |
| CN100451479C (en) | Heating furnace | |
| CN204787219U (en) | Microwave heating hot -blast furnace | |
| CN205919672U (en) | Melting smelting furnace | |
| CN100434805C (en) | Stove body radiation type heating stove | |
| CN204006092U (en) | Double layer hollow steel structure furnace wall | |
| CN109943701A (en) | Belching well formula Brass Pipe Annealing Stove Control nitrogen waste heat efficient utilization device | |
| CN210711609U (en) | Front-mounted combustion furnace of high-wind high-temperature heat exchange system of blast furnace | |
| CN220828957U (en) | Gas water heater with anti-freezing drain valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |