CN113294803B - Biomass combustion furnace with air heat exchange interlayer - Google Patents
Biomass combustion furnace with air heat exchange interlayer Download PDFInfo
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- CN113294803B CN113294803B CN202010111289.XA CN202010111289A CN113294803B CN 113294803 B CN113294803 B CN 113294803B CN 202010111289 A CN202010111289 A CN 202010111289A CN 113294803 B CN113294803 B CN 113294803B
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- heat
- heat exchange
- air
- collecting pipeline
- heat collecting
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- 239000011229 interlayer Substances 0.000 title claims abstract description 73
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 45
- 239000002028 Biomass Substances 0.000 title claims abstract description 25
- 239000010410 layer Substances 0.000 claims abstract description 28
- 238000009413 insulation Methods 0.000 claims description 12
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000011449 brick Substances 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000012774 insulation material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M5/00—Casings; Linings; Walls
- F23M5/08—Cooling thereof; Tube walls
- F23M5/085—Cooling thereof; Tube walls using air or other gas as the cooling medium
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Supply (AREA)
Abstract
The invention relates to the technical field of biomass combustion equipment, in particular to a biomass combustion furnace with an air heat exchange interlayer. The technical scheme is as follows: the utility model provides a take air heat transfer intermediate layer's living beings fires burning furnace, includes braced frame, interior stove board, outer stove board and heat exchange fan, and interior stove board is fixed to be set up in braced frame inboard, and outer stove board is fixed to be set up in the braced frame outside and constitutes the burning furnace body with interior stove board, forms the heat exchange intermediate layer between outer stove board and the interior stove board, is provided with the air intake air outlet on the outer stove board, air outlet intercommunication heat exchange fan. The advantages are that: through adopting forming the heat transfer intermediate layer between interior stove board and the outer stove board to use the heat transfer fan to take out the outside air into the heat transfer intermediate layer through the pipe connection air outlet and absorb heat and discharge, thereby greatly reduced the temperature of outer stove board, reduce the temperature in the boiler room, maintain good production environment, the hot air that the heat transfer fan blown out simultaneously also can be used for other places that need heat, improves the utilization ratio of the energy.
Description
Technical Field
The invention relates to the technical field of biomass combustion equipment, in particular to a biomass combustion furnace with an air heat exchange interlayer.
Background
The biomass combustion furnace is combustion heat supply equipment which uses biomass particles, wood dust, wood powder, sawdust and other organic biomass as fuel, can supply heat for various equipment, and can ensure that the temperature in a furnace chamber can reach nearly thousand ℃ in the combustion process of the combustion furnace, and the temperature reaching an outer plate of the furnace can still reach seventy-eight ℃ or even nearly one hundred ℃ in spite of the isolation of refractory bricks and heat insulation materials of the furnace body of the combustion furnace, so that paint of the outer plate of the furnace is easy to fall off, a sensing element arranged on the outer plate of the furnace is damaged, and the temperature in a boiler room can be greatly increased, thereby being unfavorable for production and operation.
Disclosure of Invention
The invention aims to provide a biomass combustion furnace with an air heat exchange layer, in particular to a biomass combustion furnace which utilizes an air heat exchange interlayer to reduce the temperature of a furnace plate outside the combustion furnace.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a take air heat transfer intermediate layer's living beings fires burning furnace, includes braced frame, interior stove board, outer stove board and heat exchange fan, and interior stove board is fixed to be set up in braced frame inboard, and outer stove board is fixed to be set up in the braced frame outside and constitutes the burning furnace body with interior stove board, forms the heat transfer intermediate layer between outer stove board and the interior stove board, is provided with a plurality of air intake and a plurality of air outlet on the outer stove board, and the air outlet passes through pipeline intercommunication heat exchange fan.
Further, a first heat collecting pipeline is arranged in the heat exchange interlayer, the first heat collecting pipeline is arranged around the top end of the combustion furnace body, an air outlet is formed in the position, corresponding to the first heat collecting pipeline, of the outer furnace plate, the first heat collecting pipeline is communicated with the air outlet, corresponding to the position of the first heat collecting pipeline, of the outer furnace plate, and the heat exchange interlayer is communicated with the air outlet, corresponding to the position of the first heat collecting pipeline, of the outer furnace plate through the first heat collecting pipeline.
Further, a second heat collecting pipeline is arranged in the heat exchanging interlayer, the second heat collecting pipeline is arranged in the heat exchanging interlayer at two sides of the middle part of the combustion furnace body, an air outlet is arranged at the position, corresponding to the second heat collecting pipeline, on the outer furnace plate, of the second heat collecting pipeline, the second heat collecting pipeline is communicated with the air outlet, corresponding to the position of the second heat collecting pipeline, on the outer furnace plate, and the heat exchanging interlayer is communicated with the air outlet, corresponding to the position of the second heat collecting pipeline, on the outer furnace plate through the second heat collecting pipeline.
Further, the number of air outlets on the outer furnace plate is at least four, wherein two air outlets are arranged on the outer furnace plate at positions corresponding to the front end and the rear end of the first heat collecting pipeline, and the other two air outlets are arranged on the two sides of the outer furnace plate at positions corresponding to the second heat collecting pipeline.
Further, a plurality of heat collecting holes are formed in the first heat collecting pipeline and are communicated with the heat exchange interlayer.
Further, a plurality of heat collecting holes are formed in the second heat collecting pipeline and are communicated with the heat exchange interlayer.
Further, the support frame is made of metal pipelines of hollow structures which are mutually communicated, and the support frame is provided with vent holes which are communicated with the heat exchange interlayer.
Further, the exhaust port of the heat exchange fan is connected with an exhaust pipe, and the exhaust pipe can be connected to the heating equipment.
Further, the inner furnace plate is made of refractory heat insulation materials.
Further, the fireproof heat-insulating material sequentially comprises a fireproof brick layer, a heat-insulating cotton layer, a heat-insulating plate layer and a heat-resistant cement layer which are mutually attached from inside to outside.
The invention has the advantages that: through with interior stove board and outer stove board fixed in braced frame's inside and outside to form the intermediate layer between interior stove board and the outer stove board, and set up air intake and air outlet on outer stove board, and use heat transfer fan to pass through the air intake with outside air suction in the intermediate layer absorption heat and discharge the hot air in the intermediate layer through heat transfer fan, thereby greatly reduced outer stove board's temperature, reduce the temperature in the boiler room, maintain good production environment, the hot air that heat transfer fan blown out simultaneously also can be used for other places that need heat, the utilization ratio of the energy is improved.
Drawings
FIG. 1 is a cross-sectional perspective view of the biomass burner of example 1;
FIG. 2 is a view showing the structure of the biomass burner in example 1 with the outer plate removed;
FIG. 3 is a front view of the biomass burner as a whole in example 1;
FIG. 4 is a top view of the biomass burner as a whole in example 1;
fig. 5 is a structural view showing the constitution of the inner furnace plate in example 1.
Detailed Description
Example 1: referring to fig. 1-5, a biomass combustion furnace with an air heat exchange interlayer comprises a supporting frame 1, an inner furnace plate 2, an outer furnace plate 3 and a heat exchange fan 4, wherein the inner furnace plate 2 is fixedly arranged on the inner side of the supporting frame 1, the outer furnace plate 3 is fixedly arranged on the outer side of the supporting frame 1 and forms a combustion furnace body with the inner furnace plate 2, the heat exchange interlayer 5 is formed between the outer furnace plate 3 and the inner furnace plate 2, a plurality of air inlets 31 and a plurality of air outlets 32 are formed in the outer furnace plate 3, and the air outlets 32 are communicated with the heat exchange fan 4 through pipelines.
In this embodiment, the inner furnace plate 2 and the outer furnace plate 3 are respectively fixed on the inner side and the outer side of the supporting frame 1, so that a heat exchange interlayer 5 is formed between the inner furnace plate 2 and the outer furnace plate 3, the inner furnace plate 2 is used for burning biomass, the heat exchange interlayer 5 between the inner furnace plate 2 and the outer furnace plate 3 can play a role of heat insulation, and meanwhile, hot air in the heat exchange interlayer 5 can be pumped away through the heat exchange fan 4, so that external cold air can enter the heat exchange interlayer 5, and the temperature of the outer furnace plate 3 is reduced. Specifically, the supporting frames 1 in the heat exchange interlayer 5 are mutually communicated, so that the heat exchange fan 4 can conveniently extract hot air in the heat exchange interlayer 5, wherein the supporting frames 1 can be made of pipe-shaped metal supporting pipes such as steel pipes with openings or holes, so that the heat exchange interlayer 5 can be mutually communicated, the air in the heat exchange interlayer 5 can smoothly circulate, and the cooling efficiency of the heat exchange interlayer 5 on the outer furnace plate 3 is improved; the inner furnace plate 2 can be fixedly attached to the supporting frame 1 through an adhesive or bolts, and the outer furnace plate 3 can be fixedly connected with the supporting frame 1 through screws; in addition, the heat exchange fan 4 can send the hot air extracted from the heat exchange interlayer 5 to places or equipment needing to be heated, such as some drying equipment and the like, so that the heat in the heat exchange interlayer 5 can be fully utilized.
In a further embodiment, a first heat collecting pipe 61 is arranged in the heat exchange interlayer 5, the first heat collecting pipe 61 is arranged around the top end of the combustion furnace body, at least one air outlet 32 on the outer furnace plate 3 is arranged at a position corresponding to the first heat collecting pipe 61 on the outer furnace plate 3, the first heat collecting pipe 61 is communicated with the air outlet 32 corresponding to the position of the first heat collecting pipe 61 on the outer furnace plate 3, and the heat exchange interlayer 5 is communicated with the air outlet 32 corresponding to the position of the first heat collecting pipe 61 on the outer furnace plate 3 through the first heat collecting pipe 61; in addition, a second heat collecting pipeline 62 is further arranged in the heat exchanging interlayer 5, the second heat collecting pipeline 62 is arranged in the heat exchanging interlayer 5 at two sides of the middle part of the combustion furnace body, at least two air outlets 32 arranged on the outer furnace plate 3 are arranged at positions corresponding to the second heat collecting pipeline 62 at two sides of the outer furnace plate 3, the second heat collecting pipeline 62 is communicated with the air outlets 32 corresponding to the positions of the second heat collecting pipeline 62 on the outer furnace plate 3, and the heat exchanging interlayer 5 is communicated with the air outlets 32 corresponding to the positions of the second heat collecting pipeline 62 on the outer furnace plate 3 through the second heat collecting pipeline 62.
The first heat collecting pipeline 61 and the second heat collecting pipeline 62 in the heat exchange interlayer 5 are used for improving the collection efficiency of hot air in the heat exchange interlayer 5, the heat exchange fan 4 is communicated with the first heat collecting pipeline 61 and the second heat collecting pipeline 62 through the air outlet 32, the first heat collecting pipeline 61 and the second heat collecting pipeline 62 are arranged in the heat exchange interlayer 5 and are used for collecting the hot air in the heat exchange interlayer 5, the first heat collecting pipeline 61 is particularly arranged at the top end of the combustion furnace body in a surrounding mode and is communicated with the heat exchange interlayer 5, the heat exchange fan 4 can collect the hot air in the heat exchange interlayer 4 more comprehensively through the first heat collecting pipeline 61, in addition, the second heat collecting pipeline 62 is arranged in the middle of the combustion furnace body and is matched with the first heat collecting pipeline 61 to further improve the collection efficiency of the hot air in the heat exchange interlayer 5, particularly, the first heat collecting pipeline 61 and the second heat collecting pipeline 62 are provided with openings or holes to be communicated with the heat exchange interlayer 5, and the heat exchange fan 4 is convenient to carry out heat exchange in the heat exchange interlayer 5 through the first heat collecting pipeline 61 and the second heat collecting pipeline 62, and the heat exchange interlayer 5 is more comprehensively collected by the heat exchange interlayer 5, and the cooling effect of the heat exchange panel is improved.
Specifically, the number of the air outlets 32 on the outer furnace plate 3 is at least four, wherein at least two air outlets 32 are disposed on the outer furnace plate 3 at positions corresponding to the front and rear ends of the first heat collecting pipe 61, and at least two air outlets 32 are disposed on two sides of the outer furnace plate 3 at positions corresponding to the second heat collecting pipe 62. In this embodiment, the number of the air outlets 32 on the outer furnace plate 3 is four, two of the air outlets 32 are respectively arranged at the positions corresponding to the front end and the rear end of the first heat collecting pipeline 61 on the outer furnace plate 3, the other two of the air outlets are respectively arranged at the positions corresponding to the second heat collecting pipeline 62 on the two sides of the outer furnace plate 3, the heat exchanging fan 4 passes through the air outlets 32 to be communicated with the first heat collecting pipeline 61 and the second heat collecting pipeline 62, hot air in the heat exchanging interlayer 5 is pumped out through the first heat collecting pipeline 61 and the second heat collecting pipeline 62, and in particular, the heat exchanging fan 4 is simultaneously connected with a plurality of pipelines through a plurality of connectors, so that a plurality of air outlets 32 can be simultaneously connected, in this embodiment, a three-in-one pipeline connector is adopted to connect the air suction port of the heat exchanging fan 4 with three pipelines, one of the pipelines is connected to the air outlets 32 corresponding to the front end of the first heat collecting pipeline 61, the other two pipelines extend to the two sides of the combustion furnace body respectively, one end is connected to the air outlets 32 corresponding to the second heat collecting pipeline 62, the other end is connected to the air outlets 32 corresponding to the first heat collecting pipeline 62, and the other end is connected to the corresponding to the heat exchanging pipeline 61 to the heat exchanging interlayer 4, so that the temperature of the heat exchanging fan 4 can be simultaneously connected with the heat exchanging interlayer 3, and the heat exchanging fan 4 can be simultaneously connected with the air outlet 3, and the heat exchanging fan 4 is simultaneously cooled by the heat exchanger 3.
Specifically, the first heat collecting pipeline 61 is provided with a plurality of heat collecting holes communicated with the heat exchange interlayer 5; the second heat collecting pipe 62 is provided with a plurality of heat collecting holes communicated with the heat exchange interlayer 5. The heat collecting holes on the first heat collecting pipeline 61 and the second heat collecting pipeline 62 can pump away the hot air in the heat exchange interlayer 5, so that the flow speed of the air in the heat exchange interlayer 5 is accelerated, and the cooling efficiency of the heat exchange interlayer 5 to the outer furnace plate 3 is improved.
Specifically, the support frame 1 is made of metal pipes with hollow structures which are mutually communicated, and the support frame 1 is provided with vent holes which are communicated with the heat exchange interlayer 5. The supporting frame 1 can be formed by welding square stainless steel pipelines, the supporting frame 1 is internally communicated with each other, and the supporting frame 1 is provided with vent holes, so that the supporting frame 1 can play a ventilation effect in the heat exchange interlayer 3, and the heat exchange fan 4 can conveniently pump away hot air in the heat exchange interlayer 5.
In a further embodiment, the exhaust of the heat exchange fan 4 is connected to an exhaust pipe 7, the exhaust pipe 7 being connectable to a heating device; the exhaust port of the heat exchange fan 4 is connected with the exhaust pipe 7, and the exhaust pipe 7 can send the hot air pumped out by the heat exchange fan 4 to a place or equipment to be heated, such as blowing the hot air to drying equipment or a drying chamber to achieve the effect of heating and drying.
Specifically, the inner furnace plate 2 is made of refractory heat-insulating materials; the temperature in the combustion furnace is high, although the heat exchange interlayer 5 is arranged between the inner furnace plate 2 and the outer furnace plate 3, in order to make the temperature on the outer furnace plate 3 reach the touchable degree, the inner furnace plate 2 still needs to be made of a material with certain heat insulation performance, the difference is that the heat insulation performance of the inner furnace plate 2 does not need to reach the heat insulation performance of the common combustion furnace, and the inner furnace plate 2 needs to have certain fire resistance performance because the inner furnace plate 2 is directly contacted with the combustion furnace, and in general, the inner furnace plate 2 is formed by a plate with fire resistance performance and a plate with heat insulation performance, wherein the plate with fire resistance performance is arranged close to the inside of the combustion furnace.
Specifically, the refractory and heat-insulating material may have the following structure: comprises a refractory brick layer 21, a heat insulation cotton layer 22, a heat insulation plate layer 23 and a heat-resistant cement layer 24 which are mutually adhered in sequence from inside to outside. Because the heat insulation performance of the inner furnace plate 2 is not high, the heat insulation cotton layer 22, the heat insulation plate layer 23 and the heat-resistant cement layer 24 in the inner furnace plate 2 can be thinner than the plates of the common combustion furnace, so that the material cost of the inner furnace plate 2 can be saved, the whole weight of the combustion furnace can be reduced, and the transportation is convenient.
In the embodiment 2, on the basis of the embodiment 1, a water cooling pipeline is added in the heat exchange interlayer, the water cooling pipeline is arranged at the lower end of the combustion furnace body, particularly below the second heat collection pipeline, and the temperature of the lower end is higher because the fuel in the combustion furnace is mainly combusted at the lower end of the combustion furnace, and the temperature of the outer furnace plate can be further reduced by arranging the water cooling pipeline at the position of the lower end of the combustion furnace in the heat exchange interlayer; specifically, can be through setting up the opening on outer stove board and be connected with the circulating device of outside with water-cooling pipeline, simultaneously, water-cooling pipeline is fixed the setting along interior stove board, and water-cooling pipeline's thickness is less than the thickness of heat exchange intermediate layer, thereby can not influence the circulation of air in the heat exchange intermediate layer, outside circulating device includes the circulating pump at least, inlet tube and outlet pipe, inlet tube connection water source and water-cooling pipeline's entry, outlet pipe connection water-cooling pipeline's export and intercommunication are to the place or the equipment that need use hot water, the circulating pump then connects in inlet tube or outlet pipe department and makes rivers flow.
Of course, the above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that all equivalent modifications made in the principles of the present invention are included in the scope of the present invention.
Claims (9)
1. The utility model provides a take living beings fires burning furnace of air heat transfer intermediate layer which characterized in that: the combustion furnace comprises a supporting frame, an inner furnace plate, an outer furnace plate and a heat exchange fan, wherein the inner furnace plate is fixedly arranged on the inner side of the supporting frame, the outer furnace plate is fixedly arranged on the outer side of the supporting frame and forms a combustion furnace body with the inner furnace plate, a heat exchange interlayer is formed between the outer furnace plate and the inner furnace plate, a plurality of air inlets and a plurality of air outlets are formed in the outer furnace plate, and the air outlets are communicated with the heat exchange fan through pipelines; the heat exchange interlayer is internally provided with a first heat collecting pipeline, the first heat collecting pipeline is arranged around the top end of the combustion furnace body, an air outlet is arranged on the outer furnace plate at a position corresponding to the first heat collecting pipeline, the first heat collecting pipeline is communicated with the air outlet corresponding to the first heat collecting pipeline on the outer furnace plate, and the heat exchange interlayer is communicated with the air outlet corresponding to the first heat collecting pipeline on the outer furnace plate through the first heat collecting pipeline.
2. The biomass combustion furnace with an air heat exchange interlayer as claimed in claim 1, wherein: the heat exchange interlayer is internally provided with a second heat collecting pipeline, the second heat collecting pipeline is arranged in the heat exchange interlayer on two sides of the middle part of the combustion furnace body, an air outlet is arranged on the outer furnace plate at the position corresponding to the second heat collecting pipeline, the second heat collecting pipeline is communicated with the air outlet on the outer furnace plate at the position corresponding to the second heat collecting pipeline, and the heat exchange interlayer is communicated with the air outlet on the outer furnace plate at the position corresponding to the second heat collecting pipeline through the second heat collecting pipeline.
3. The biomass combustion furnace with an air heat exchange interlayer as claimed in claim 2, wherein: the air outlets on the outer furnace plate are at least four, wherein at least two air outlets are arranged on the outer furnace plate at positions corresponding to the front end and the rear end of the first heat collecting pipeline, and at least two air outlets are arranged on the two sides of the outer furnace plate at positions corresponding to the second heat collecting pipeline.
4. The biomass combustion furnace with an air heat exchange interlayer as claimed in claim 2, wherein: and a plurality of heat collecting holes are formed in the first heat collecting pipeline and are communicated with the heat exchange interlayer.
5. The biomass combustion furnace with an air heat exchange interlayer as claimed in claim 2, wherein: and a plurality of heat collecting holes are formed in the second heat collecting pipeline and are communicated with the heat exchange interlayer.
6. A biomass combustion furnace with air heat exchange interlayer according to any of claims 1-5, wherein: the supporting frame is made of metal pipelines with mutually communicated hollow structures, and is provided with vent holes and heat exchange holes
The interlayers are communicated.
7. The biomass combustion furnace with air heat exchange interlayer of claim 6, wherein: the exhaust port of the heat exchange fan is connected with an exhaust pipe, and the exhaust pipe can be connected to heating equipment.
8. The biomass combustion furnace with air heat exchange interlayer of claim 7, wherein: the inner furnace plate is made of refractory heat-insulating materials.
9. The biomass combustion furnace with air heat exchange interlayer of claim 8, wherein: the fireproof heat insulation material sequentially comprises a fireproof brick layer, a heat insulation cotton layer, a heat insulation board layer and a heat-resistant cement layer which are mutually attached from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010111289.XA CN113294803B (en) | 2020-02-24 | 2020-02-24 | Biomass combustion furnace with air heat exchange interlayer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010111289.XA CN113294803B (en) | 2020-02-24 | 2020-02-24 | Biomass combustion furnace with air heat exchange interlayer |
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| Publication Number | Publication Date |
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| CN113294803A CN113294803A (en) | 2021-08-24 |
| CN113294803B true CN113294803B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010111289.XA Active CN113294803B (en) | 2020-02-24 | 2020-02-24 | Biomass combustion furnace with air heat exchange interlayer |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0453696A1 (en) * | 1990-03-07 | 1991-10-30 | Niro Holding A/S | A tunnel kiln |
| CN103727791A (en) * | 2012-10-12 | 2014-04-16 | 中国石油化工集团公司 | Modular structure of radiation section of industrial furnace |
| CN205501345U (en) * | 2015-05-14 | 2016-08-24 | 天津三元鼎盛科技有限公司 | Module fast -assembling type heat treatment furnace |
| CN209484659U (en) * | 2019-01-04 | 2019-10-11 | 刘东阳 | A kind of energy-saving environment-friendly furnace |
-
2020
- 2020-02-24 CN CN202010111289.XA patent/CN113294803B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0453696A1 (en) * | 1990-03-07 | 1991-10-30 | Niro Holding A/S | A tunnel kiln |
| CN103727791A (en) * | 2012-10-12 | 2014-04-16 | 中国石油化工集团公司 | Modular structure of radiation section of industrial furnace |
| CN205501345U (en) * | 2015-05-14 | 2016-08-24 | 天津三元鼎盛科技有限公司 | Module fast -assembling type heat treatment furnace |
| CN209484659U (en) * | 2019-01-04 | 2019-10-11 | 刘东阳 | A kind of energy-saving environment-friendly furnace |
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| CN113294803A (en) | 2021-08-24 |
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