CN220152769U - Biomass boiler combustion heat recovery device - Google Patents
Biomass boiler combustion heat recovery device Download PDFInfo
- Publication number
- CN220152769U CN220152769U CN202321199164.2U CN202321199164U CN220152769U CN 220152769 U CN220152769 U CN 220152769U CN 202321199164 U CN202321199164 U CN 202321199164U CN 220152769 U CN220152769 U CN 220152769U
- Authority
- CN
- China
- Prior art keywords
- pipe
- biomass boiler
- storage tank
- water storage
- smoke exhaust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002028 Biomass Substances 0.000 title claims abstract description 37
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 26
- 238000011084 recovery Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 239000000779 smoke Substances 0.000 claims abstract description 49
- 239000007788 liquid Substances 0.000 claims description 28
- 230000000903 blocking effect Effects 0.000 claims description 13
- 239000003517 fume Substances 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 9
- 239000011159 matrix material Substances 0.000 claims description 4
- 230000003020 moisturizing effect Effects 0.000 claims description 2
- 241000208125 Nicotiana Species 0.000 claims 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 11
- 239000003546 flue gas Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a biomass boiler combustion heat recovery device which comprises a smoke exhaust pipe and a water storage tank, wherein an inner pipe is arranged in the smoke exhaust pipe, the inner pipe is fixedly connected with the inner side wall of the smoke exhaust pipe through a heat conducting plate, the top of the water storage tank is communicated with the side wall of the smoke exhaust pipe through a water outlet pipe, a connecting pipe is welded at the bottom of the outer side wall of the smoke exhaust pipe, a water inlet pipe is welded at the bottom of the water storage tank, a pump body is fixedly arranged at one end of the water inlet pipe, the connecting pipe is fixedly connected with the input end of the pump body, and a water outlet pipe is welded at the top of the outer wall of one side of the water storage tank. When the flue gas passes through the inner pipe and is discharged, the heat conducting plate transfers the heat of the flue gas to the interior of the smoke exhaust pipe, and absorbs the heat transferred by the heat conducting plate, so that the heat of the flue gas generated by the combustion of the biomass boiler can be recycled.
Description
Technical Field
The utility model relates to the technical field of biomass boiler combustion heat recovery, in particular to a biomass boiler combustion heat recovery device.
Background
The biomass boiler takes biomass energy as fuel, has the characteristics of one boiler with multiple purposes, low starting heat transfer temperature, high heat transfer speed, low installation cost, safe heating, safety, environmental protection and the like, and the smoke generated during the combustion of the biomass boiler is purified by a smoke exhaust pipe and then exhausted.
The utility model discloses a biomass boiler in chinese patent number CN209541141U, biomass boiler's casing is formed by the section body connection that corresponds the connection from top to bottom more than two, the casing is split structure promptly, connect through the ring flange structure between two adjacent sections, be equipped with seal structure between the ring flange through bolt-up connection and two ring flanges of flange connection structure, can guarantee the sealing performance after connecting between each section body of casing like this, simultaneously, can dismantle the transportation after each section body again in the transportation, the transportation of just so being convenient for the casing, the great inconvenient problem of transportation that causes of casing volume of current biomass boiler has been solved. But the flue gas that produces when biomass boiler burns can carry a large amount of heat, at present, carries thermal flue gas and directly discharges after purifying, and this just causes flue gas heat's waste for flue gas heat can't obtain make full use of, consequently, need to design a biomass boiler burning heat recovery unit to solve above-mentioned problem.
Disclosure of Invention
The utility model aims to solve the problem that a great amount of heat is carried by smoke generated during combustion of a biomass boiler, and the heat of the smoke cannot be fully utilized.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a biomass boiler combustion heat recovery unit, includes fume exhaust pipe and water storage tank, the inside of fume exhaust pipe is provided with the inner tube, the inside wall of inner tube pass through the heat-conducting plate with fixed connection between the fume exhaust pipe inside wall, the top of water storage tank pass through the outlet pipe with the lateral wall of fume exhaust pipe is linked together, the bottom welding of fume exhaust pipe lateral wall has the connecting pipe, water storage tank bottom welding has the inlet tube, the one end fixed mounting of inlet tube has the pump body, the connecting pipe with the input fixed connection of the pump body, the top welding of water storage tank one side outer wall has the drain pipe, the water storage tank is located the welding has the moisturizing pipe on the outer wall of drain pipe below.
Furthermore, the heat conducting plates are arranged on the inner pipe in an annular matrix, and the water storage tank is connected with the water outlet pipe and the smoke exhaust pipe in a welding mode.
Further, a column tube is welded at the top of the smoke exhaust pipe, and a filter element is arranged in the column tube.
Further, a plurality of annular vortex coils are sleeved between the smoke exhaust pipe and the inner pipe, and the vortex coils are fixedly connected with the heat conducting plate.
Furthermore, the inside wall of the vortex coil pipe is fixedly provided with flow blocking sheets which are distributed at equal intervals, and the flow blocking sheets are of arc-shaped structures.
Further, fins distributed at equal intervals are fixed on the outer side wall of the vortex coil, and the fins are of a circular ring structure.
Further, the top and the bottom of the outer wall of one side of the smoke exhaust pipe are respectively welded with a liquid inlet pipe and a liquid outlet pipe, the liquid outlet pipe is communicated with the output end of the vortex coil pipe, and the liquid inlet pipe is communicated with the input end of the vortex coil pipe.
The beneficial effects of the utility model are as follows:
1. through the pump body that sets up, biomass boiler carries thermal flue gas when passing the inner tube and discharges, and the heat transfer of heat-conducting plate with the inside of fume exhaust pipe, and the inside water liquid of water storage tank gets into through the outlet pipe and discharges fume and absorbs the heat of heat transfer of heat-conducting plate between pipe and the inner tube, then will discharge fume and the inner tube between the water liquid through the pump body is through advancing the connecting pipe and draw in the inside of water storage tank again for biomass boiler burning produced flue gas heat can obtain recycling, novel structure, reasonable in design, the practicality is strong.
2. Through the vortex coil pipe that sets up, the vortex coil pipe can retrieve again the hydrothermal solution heat after the heating between exhaust pipe and the inner tube under the effect of heat-conducting plate and fin, has further promoted biomass boiler combustion flue gas thermal recovery effect.
3. Through the flow blocking piece that sets up, wait to heat the in-process that liquid passed vortex coil, the flow blocking piece can effectually wait to heat liquid and play the effect of choking, and then reduced the circulation rate of waiting to heat liquid when vortex coil is inside, and then promoted in the vortex coil wait to heat liquid to discharging fume pipe and the thermal recovery effect of water liquid between the inner tube.
Drawings
Fig. 1 is a schematic structural diagram of a biomass boiler combustion heat recovery device according to the present utility model;
fig. 2 is a schematic diagram of an inner tube structure of a biomass boiler combustion heat recovery device according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a smoke exhaust pipe of the biomass boiler combustion heat recovery device;
fig. 4 is a schematic diagram of a vortex coil structure of a biomass boiler combustion heat recovery device according to the present utility model;
fig. 5 is a schematic diagram of a local enlarged structure of a vortex coil of a biomass boiler combustion heat recovery device.
Wherein: 1. a smoke exhaust pipe; 2. a column tube; 3. a filter element; 4. a water storage tank; 5. a water outlet pipe; 6. a water inlet pipe; 7. a connecting pipe; 8. a pump body; 9. a liquid outlet pipe; 10. a liquid inlet pipe; 11. an inner tube; 12. a heat conductive plate; 13. a vortex coil; 14. a fin; 15. a flow blocking piece; 16. a drain pipe; 17. and a water supplementing pipe.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. For a better understanding, the present utility model is described with reference to the drawings and is not to be construed as limiting the utility model.
Referring to fig. 1 to 5, a biomass boiler combustion heat recovery device comprises a smoke exhaust pipe 1 and a water storage tank 4, wherein an inner pipe 11 is arranged in the smoke exhaust pipe 1, the inner side wall of the inner pipe 11 is fixedly connected with the inner side wall of the smoke exhaust pipe 1 through a heat conducting plate 12, the top of the water storage tank 4 is communicated with the side wall of the smoke exhaust pipe 1 through a water outlet pipe 5, a connecting pipe 7 is welded at the bottom of the outer side wall of the smoke exhaust pipe 1, a water inlet pipe 6 is welded at the bottom of the water storage tank 4, a pump body 8 is fixedly arranged at one end of the water inlet pipe 6, the connecting pipe 7 is fixedly connected with the input end of the pump body 8, a water outlet pipe 16 is welded at the top of the outer wall of one side of the water storage tank 4, and a water supplementing pipe 17 is welded on the outer wall below the water outlet pipe 16. The inner pipe 11, the smoke exhaust pipe 1 and the heat conducting plate 12 are integrally formed, the inner side wall of the inner pipe 11 is fixedly connected with the inner side wall of the smoke exhaust pipe 1 through the heat conducting plate 12, when smoke carried by a biomass boiler is exhausted through the inner pipe 11, the heat of the smoke is transferred to the interior between the smoke exhaust pipe 1 and the inner pipe 11, water in the water storage tank 4 enters between the smoke exhaust pipe 1 and the inner pipe 11 through the water outlet pipe 5 to absorb the heat transferred by the heat conducting plate 12, then the water between the smoke exhaust pipe 1 and the inner pipe 11 is pumped into the interior of the water storage tank 4 again through the pump body 8 through the water inlet connection pipe 7 and the water inlet pipe 6, water in the water storage tank 4 is supplied through the water supplementing pipe 17, and the water in the water storage tank 4 is exhausted through the water outlet pipe 16, so that the smoke heat generated by the combustion of the biomass boiler can be recycled.
With continued reference to fig. 2, in an embodiment of the present utility model, the heat-conducting plates 12 are arranged in an annular matrix on the inner tube 11, and the water storage tank 4 is connected with the water outlet tube 5 and the smoke exhaust tube 1 by welding. The heat-conducting plates 12 are arranged on the inner pipe 11 in an annular matrix, and are provided with a plurality of groups, so that water between the smoke exhaust pipe 1 and the inner pipe 11 can be uniformly heated.
With continued reference to fig. 1, in an embodiment of the present utility model, a pillar 2 is welded to the top of the smoke exhaust pipe 1, and a filter element 13 is installed inside the pillar 2. The filter element 13 can perform good filtering and purifying effects on the flue gas discharged from the inside of the inlet column tube 2.
With continued reference to fig. 4, in an embodiment of the present utility model, a plurality of annular vortex coils 13 are sleeved between the smoke exhaust pipe 1 and the inner pipe 11, and the vortex coils 13 are fixedly connected with the heat conducting plate 12.
With continued reference to fig. 5, in an embodiment of the present utility model, the inner side wall of the scroll coil 13 is fixed with flow blocking pieces 15 distributed at equal intervals, and the flow blocking pieces 15 have an arc structure. In the process that the liquid to be heated passes through the vortex coil 13, the flow blocking piece 15 can effectively play a good flow blocking role on the liquid to be heated, so that the circulation rate of the liquid to be heated in the vortex coil 13 is reduced, and the recovery effect of the liquid to be heated in the vortex coil 13 on the heat of the water liquid between the smoke exhaust pipe 11 and the inner pipe 11 is improved.
With continued reference to fig. 5, in an embodiment of the present utility model, fins 14 are fixed on the outer sidewall of the scroll coil 13 and are distributed at equal intervals, and the fins 14 have a circular ring structure. The heat of the water heated between the smoke exhaust pipe 1 and the inner pipe 11 can be recovered again under the action of the fins 14.
With continued reference to fig. 1 to 3, in an embodiment of the present utility model, a liquid inlet pipe 10 and a liquid outlet pipe 9 are welded at the top and bottom of the outer wall of one side of the smoke exhaust pipe 1, respectively, and the liquid outlet pipe 9 is communicated with the output end of the scroll coil 13, and the liquid inlet pipe 10 is communicated with the input end of the scroll coil 13.
The working principle of the utility model is as follows: when the biomass boiler is used, when the smoke carrying heat is discharged through the inner pipe, the heat of the smoke is transferred to the inside of the smoke discharging pipe by the heat conducting plate, water inside the water storage tank enters the smoke discharging pipe through the water outlet pipe to absorb the heat transferred by the heat conducting plate, then the pump body pumps the water between the smoke discharging pipe and the inner pipe into the water storage tank again through the water inlet pipe by the connecting pipe, so that the smoke heat generated by combustion of the biomass boiler can be recycled, the heat of the water heated between the smoke discharging pipe and the inner pipe can be recycled again by the vortex coil under the action of the heat conducting plate and the fins, the recycling effect of the smoke heat of the combustion of the biomass boiler is further improved, the flow blocking piece can effectively play a good flow blocking role on the liquid to be heated in the process of passing the vortex coil, the circulation rate of the liquid to be heated in the vortex coil is reduced, and the recycling effect of the water heat between the smoke discharging pipe and the inner pipe by the vortex coil is further improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a biomass boiler combustion heat recovery unit, includes fume exhaust pipe and water storage tank, its characterized in that: the inside of discharging fume the pipe is provided with the inner tube, the inside wall of inner tube pass through the heat-conducting plate with fixed connection between the tobacco pipe inside wall of discharging fume, the top of water storage tank pass through the outlet pipe with the lateral wall of discharging fume the pipe is linked together, the bottom welding of the tobacco pipe lateral wall has the connecting pipe, water storage tank bottom welding has the inlet tube, the one end fixed mounting of inlet tube has the pump body, the connecting pipe with the input fixed connection of pump body, the top welding of water storage tank one side outer wall has the drain pipe, the water storage tank is located the welding has the moisturizing pipe on the drain pipe below outer wall.
2. The biomass boiler combustion heat recovery device according to claim 1, wherein: the heat conducting plates are arranged on the inner pipe in an annular matrix, and the water storage tank is connected with the water outlet pipe and the smoke exhaust pipe in a welding mode.
3. The biomass boiler combustion heat recovery device according to claim 1, wherein: the top of the smoke exhaust pipe is welded with a column pipe, and a filter element is arranged in the column pipe.
4. The biomass boiler combustion heat recovery device according to claim 1, wherein: a plurality of annular vortex coils are sleeved between the smoke exhaust pipe and the inner pipe, and the vortex coils are fixedly connected with the heat conducting plate.
5. The biomass boiler combustion heat recovery device according to claim 4, wherein: and flow blocking sheets distributed at equal intervals are fixed on the inner side wall of the vortex coil pipe, and the flow blocking sheets are of arc structures.
6. The biomass boiler combustion heat recovery device according to claim 4, wherein: the outer side wall of the vortex coil pipe is fixedly provided with fins which are distributed at equal intervals, and the fins are of a circular ring structure.
7. The biomass boiler combustion heat recovery device according to claim 4, wherein: the top and the bottom of the outer wall of one side of the smoke exhaust pipe are respectively welded with a liquid inlet pipe and a liquid outlet pipe, the liquid outlet pipe is communicated with the output end of the vortex coil pipe, and the liquid inlet pipe is communicated with the input end of the vortex coil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321199164.2U CN220152769U (en) | 2023-05-18 | 2023-05-18 | Biomass boiler combustion heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321199164.2U CN220152769U (en) | 2023-05-18 | 2023-05-18 | Biomass boiler combustion heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220152769U true CN220152769U (en) | 2023-12-08 |
Family
ID=89019947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321199164.2U Active CN220152769U (en) | 2023-05-18 | 2023-05-18 | Biomass boiler combustion heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220152769U (en) |
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2023
- 2023-05-18 CN CN202321199164.2U patent/CN220152769U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |