CN219955286U - Biomass-fired steam boiler - Google Patents
Biomass-fired steam boiler Download PDFInfo
- Publication number
- CN219955286U CN219955286U CN202321297696.XU CN202321297696U CN219955286U CN 219955286 U CN219955286 U CN 219955286U CN 202321297696 U CN202321297696 U CN 202321297696U CN 219955286 U CN219955286 U CN 219955286U
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- China
- Prior art keywords
- boiler
- biomass
- water
- fired steam
- steam boiler
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000002918 waste heat Substances 0.000 claims abstract description 14
- 238000007689 inspection Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 8
- 239000003546 flue gas Substances 0.000 abstract description 8
- 238000002485 combustion reaction Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000005496 tempering Methods 0.000 abstract description 3
- 239000002028 Biomass Substances 0.000 description 5
- 238000004321 preservation Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
The utility model discloses a biomass-fired steam boiler which comprises a boiler body, a base and an energy saver, wherein a hopper is arranged at the front part of the boiler body, a screw feeder is arranged at the hopper, a water collecting tank is arranged below the boiler, and the rear part of the boiler is connected with the energy saver through a connecting flue. The steam boiler adopts fluidized combustion, has high combustion efficiency, compact structure, attractive appearance, small occupied area and convenient transportation and installation; the screw feeder adjusts the feeding amount and prevents tempering; the economizer absorbs the flue gas waste heat and heats the feed water.
Description
Technical Field
The utility model relates to the field of steam boilers, in particular to a biomass-fired steam boiler.
Background
The biomass steam boiler is one kind of biomass boiler, and is a steam boiler which is specially used for combusting biomass. The operation is environment-friendly, fuel is saved, automatic feeding and slag discharging are realized, the frequency conversion of the draught fan of the blower is adjusted, the boiler is fully automatically operated, the fuel quantity can be automatically adjusted according to load change, and the steam output is stable. The boiler has various protection and alarm measures such as pressure, water level, exhaust gas temperature and the like, and ensures the safe operation of the boiler. The energy consumption is effectively reduced, the emission of carbon dioxide, sulfur dioxide and oxynitride is reduced, the environment is improved, and the method is an important measure for improving the haze weather.
Patent CN202220899228.9 discloses an energy-saving and environment-friendly biomass steam boiler, which mainly comprises a boiler body, a combustion fluidized bed, a boiler body base, an air chamber, a hearth, an energy saver, a dust remover, a blower, an induced draft fan, an electric appliance control cabinet and the like. The boiler product body adopts a single-drum longitudinally-arranged water and fire tube mixed structure, after biomass fuel is fully combusted on a boiling bed, generated flame and high-temperature flue gas exchange heat in a plurality of return strokes in the boiler, and finally, most waste heat is absorbed by an economizer, the flue gas is introduced into a dust remover for dust removal by an induced draft fan, and finally, the dust-removed flue gas is discharged into the atmosphere through a chimney. The structure is complex, the volume is large, the environment is not protected enough, and although the flue gas is treated, the flue gas is still discharged to the atmosphere, and certain pollution can still be caused.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art and provides a biomass-fired steam boiler.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a fire living beings steam boiler, includes boiler body, base and energy-saving appliance, boiler body front portion is equipped with the hopper, and hopper department is equipped with screw feeder, and the boiler below is equipped with the header tank, the boiler rear portion is connected with the energy-saving appliance through connecting the flue.
Further, the energy-saving device comprises a normal pressure waste heat water tank, wherein the waste heat water tank is provided with a heating device and is communicated with the water collecting tank.
Further, the water collection tank is provided with a water collection tank water inlet and is communicated with the waste heat water tank through a pipeline.
Furthermore, the boiler body is a small-area fixed furnace.
Further, the steam boiler further comprises a water softener and a water purifier, and the water softener and the water purifier are arranged below the boiler body and are communicated with any water pipe.
Further, a secondary air device is arranged in the boiler body.
Further, the boiler body is provided with a furnace door/inspection hole.
Further, the outside of the boiler body is provided with a boiler wall for heat preservation.
Further, a platform staircase is arranged on the outer side of the boiler body.
Further, a base is arranged below the boiler body.
By adopting the technical scheme of the utility model, the beneficial effects of the utility model are as follows: the steam boiler adopts fluidized combustion, has high combustion efficiency, compact structure, attractive appearance, small occupied area and convenient transportation and installation; the screw feeder adjusts the feeding amount and prevents tempering; the economizer absorbs the flue gas waste heat and heats the feed water.
Drawings
FIG. 1 is a schematic side view of a biomass-fired steam boiler provided by the utility model;
FIG. 2 is a schematic diagram of a front view of a biomass-fired steam boiler provided by the utility model;
fig. 3 is a schematic top view of a biomass-fired steam boiler provided by the utility model.
Wherein, 1, a boiler body, 2, a base, 3, a furnace wall for heat preservation, 4, a normal pressure waste heat water tank, 5, a pipeline valve instrument and a measuring point, 6, a platform staircase, 7, a hopper, 8, a secondary air device, 9, a connecting flue, 10, a header water inlet, 11 and a furnace door/inspection hole.
Description of the embodiments
Specific embodiments of the present utility model will be further described with reference to the accompanying drawings.
As shown in the figure, the biomass-fired steam boiler comprises a boiler body 1, a base 2 and an energy saver, wherein a hopper 7 is arranged at the front part of the boiler body 1, a screw feeder is arranged at the hopper 7, and the screw feeder can adjust the feeding amount and prevent tempering. The screw feeder is the existing equipment, and the screw feeder which accords with the size and the function can be selected for installation. The water collection tank is arranged below the boiler, and the rear part of the boiler is connected with the energy-saving device through the connecting flue 9. The pipeline valve instrument and the measuring point are shown in figure 6.
The energy-saving device comprises a normal pressure waste heat water tank 4, wherein the waste heat water tank is provided with a heating device and is communicated with the water collecting tank.
The water collecting tank is provided with a water collecting tank water inlet which is communicated with a waste heat water tank through a pipeline, the energy saver absorbs waste heat of flue gas and heats water supply, the water supply is heated and then sent to a lower header water inlet 10 of the boiler body 1, the pipeline is not shown in the figure, a pipeline interface can be arranged in any area of the middle lower part of the waste heat water tank, and the water tank water inlet is connected with the lower header water inlet 10 through a water pipe. The boiler body 1 is a small-area fixed furnace for fluidized combustion, and a fixed grate is an air distribution plate.
The steam boiler further comprises a water softener and a water purifier, wherein the water softener and the water purifier are arranged below the boiler body 1 and are communicated with any water pipe and used for preventing scale in the bent water pipe from blocking the water pipe.
The secondary air device 8 is arranged in the boiler body 1, and the secondary air device 8 is existing equipment, so that air quantity can be accurately and effectively conveyed and adjusted.
The boiler body 1 is provided with a furnace door/inspection hole 11, which is convenient for inspecting the internal condition of the boiler body.
The boiler wall heat preservation 3 is arranged on the outer side of the boiler body 1, and the heat preservation effect is good.
The outside of the boiler body 1 is provided with a platform staircase. A base 2 is arranged below the boiler body 1.
The steam boiler adopts PLC full-automatic control, which comprises feeding, automatic control of a fan, automatic control of a water level and a water supply pump, and various perfect alarm and interlocking control.
Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.
Claims (10)
1. The biomass-fired steam boiler is characterized by comprising a boiler body, a base and an energy saver, wherein a hopper is arranged at the front part of the boiler body, a screw feeder is arranged at the hopper, a water collecting tank is arranged below the boiler, and the rear part of the boiler is connected with the energy saver through a connecting flue.
2. A biomass-fired steam boiler as claimed in claim 1, wherein the economizer comprises an atmospheric waste heat water tank provided with heating means and communicating with the header tank.
3. A biomass-fired steam boiler according to claim 2, wherein the water collection tank is provided with a water collection tank water inlet, and is communicated with the waste heat water tank through a pipeline.
4. A biomass-fired steam boiler as claimed in claim 1, wherein the boiler body is a small-area stationary furnace.
5. The biomass-fired steam boiler of claim 1, further comprising a water softener and a water purifier, wherein the water softener and the water purifier are arranged below the boiler body and are communicated with any water pipe.
6. A biomass-fired steam boiler as claimed in claim 1, wherein a overgrate air device is provided in the boiler body.
7. A biomass-fired steam boiler as claimed in claim 1, wherein the boiler body is provided with an oven door/inspection aperture.
8. A biomass-fired steam boiler as claimed in claim 1, wherein the boiler body is provided with a wall insulation on the outside.
9. A biomass-fired steam boiler as claimed in claim 1, wherein a platform ladder is provided on the outside of the boiler body.
10. A biomass-fired steam boiler as claimed in claim 1, wherein a base is provided below the boiler body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321297696.XU CN219955286U (en) | 2023-05-26 | 2023-05-26 | Biomass-fired steam boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321297696.XU CN219955286U (en) | 2023-05-26 | 2023-05-26 | Biomass-fired steam boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219955286U true CN219955286U (en) | 2023-11-03 |
Family
ID=88553246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321297696.XU Active CN219955286U (en) | 2023-05-26 | 2023-05-26 | Biomass-fired steam boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219955286U (en) |
-
2023
- 2023-05-26 CN CN202321297696.XU patent/CN219955286U/en active Active
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