CN216716201U - Biomass fuel numerical control boiler - Google Patents
Biomass fuel numerical control boiler Download PDFInfo
- Publication number
- CN216716201U CN216716201U CN202220101638.4U CN202220101638U CN216716201U CN 216716201 U CN216716201 U CN 216716201U CN 202220101638 U CN202220101638 U CN 202220101638U CN 216716201 U CN216716201 U CN 216716201U
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- Prior art keywords
- pipe
- communicated
- feeding
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- chamber
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- 239000000446 fuel Substances 0.000 title claims abstract description 34
- 239000002028 Biomass Substances 0.000 title claims abstract description 26
- 238000002485 combustion reaction Methods 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 7
- 239000000779 smoke Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 244000105624 Arachis hypogaea Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241001494479 Pecora Species 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Images
Abstract
The utility model discloses a biomass fuel numerical control boiler which comprises a controller, a water jacket furnace body, an air distribution device and a feeding device, wherein a furnace ash chamber, a combustion chamber and a heat exchange chamber are sequentially arranged in the water jacket furnace body from bottom to top, and a plurality of layers of heat exchange water boxes communicated with a circulating water layer are alternately arranged in the heat exchange chamber close to the left side and close to the right side; the air distribution device comprises a first air blower, a lower air supply pipe communicated with the ash chamber and an upper air supply pipe communicated with the combustion chamber, and the first air blower blows air to the lower air supply pipe and the upper air supply pipe; the feeding device comprises a feeding pipe communicated with the combustion chamber from the side surface, the outer end part of the feeding pipe is connected with a second air blower, the upper side of the feeding pipe is communicated with a feeding vertical pipe, the feeding vertical pipe is communicated with a screw feeder driven by a motor, and the upper surface of the screw feeder is communicated with a hopper. The numerical control automatic feeding device is reasonable in structure, capable of automatically feeding granular fuel in a numerical control mode, sufficient in air distribution and oxygen supply, high in heat efficiency, energy-saving and environment-friendly.
Description
Technical Field
The utility model belongs to the technical field of civil boilers, and particularly relates to a biomass fuel numerical control boiler.
Background
The biomass fuel is a granular environment-friendly new energy source produced by processing straws, cattle and sheep manure, straws, rice hulls, peanut shells, corncobs, cottonseed hulls and the like and three residues. Because the popularization and application of the biomass granular fuel are late, the biomass granular fuel combustion boilers are fewer, and the boilers using coal as fuel are more. The biomass boiler of prior art generally functions is simple, needs artifical frequent fuel that adds, and the automatic device that adds fuel that biomass boiler set up also has on the market all is through screw feeder direct feeding, and pellet fuel gets into the combustion chamber and forms easily and piles up, and the combustion effect is not good, in addition, produces the tempering burning problem easily, and the air distribution oxygen suppliment is also not very reasonable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a biomass fuel numerical control boiler which is reasonable in structure, capable of automatically adding granular fuel in a numerical control manner, sufficient in air distribution and oxygen supply, high in heat efficiency, energy-saving and environment-friendly.
The technical scheme adopted by the utility model is as follows: a biomass fuel numerical control boiler comprises a controller, a water jacket furnace body, an air distribution device and a feeding device, wherein the water jacket furnace body comprises an inner container and an outer sleeve, a circulating water layer is arranged between the inner container and the outer sleeve, a furnace ash chamber, a combustion chamber and a heat exchange chamber are sequentially arranged in the water jacket furnace body from bottom to top, a grate is arranged between the furnace ash chamber and the combustion chamber, an ash door opening and an ash door are arranged on the side surface of the furnace ash chamber, a furnace door opening and a furnace door are arranged on the side surface of the combustion chamber, and a smoke outlet is arranged at the upper part of the heat exchange chamber; the method is characterized in that: the front side surface of the heat exchange chamber is provided with an ash removal port and an ash removal port sealing cover, and a plurality of layers of heat exchange water boxes communicated with a circulating water layer are alternately arranged close to the left side and the right side in the heat exchange chamber; the air distribution device comprises a first air blower, a lower air supply pipe communicated with the ash chamber and an upper air supply pipe communicated with the combustion chamber, and the first air blower blows air to the lower air supply pipe and the upper air supply pipe; the feeding device comprises a feeding pipe communicated with the combustion chamber from the side, the outer end part of the feeding pipe is connected with a second air blower, the upper side of the feeding pipe is communicated with a feeding vertical pipe, the feeding vertical pipe is communicated with a screw feeder driven by a motor, and the upper surface of the screw feeder is communicated with a hopper.
Furthermore, the utility model also comprises an ignition device, wherein the ignition device comprises an ignition pipe which is arranged at the lower part of the feeding pipe and communicated with the combustion chamber, the ignition pipe is communicated with the air outlet of the second blower through an ignition air supply pipe, and an electric igniter is arranged inside the ignition pipe. The beneficial effects of the further technical scheme are that: the biomass particle fuel combustion furnace can realize automatic electric ignition, the heating wire in the electric igniter is electrically heated, and the second air blower blows air to blow heat of the heating wire into the combustion chamber to ignite the biomass particle fuel.
Further, the air distribution device also comprises an induced draft fan arranged on the smoke outlet. The beneficial effects of the further technical scheme are that: the combustion chamber supplies oxygen more fully, and boiler flue gas can smoothly discharge.
Further, a hearth temperature sensor is arranged in the combustion chamber, and the controller judges whether ignition is successful or not according to a program and temperature parameters of the hearth temperature sensor and automatically controls the electric igniter to be turned on and off. The beneficial effects of the further technical scheme are that: it can realize automatic ignition.
Furthermore, a temperature sensor is arranged in the room and/or on a boiler water outlet pipe, and the controller automatically controls the first air blower, the second air blower and the induced draft fan to be started according to a program and temperature parameters of the temperature sensor arranged in the room and/or on the boiler water outlet pipe. The beneficial effects of the further technical scheme are that: it can realize first air-blower of automatic start, second air-blower and draught fan, and automatic according to the time quantum and heat supply temperature needs control boiler start, and degree of automation is high, has solved the trouble of artifical interpolation fuel, especially is fit for winter heating, does not need the artifical interpolation fuel of getting up night.
Compared with the prior art, the utility model has the beneficial effects that:
1) according to the utility model, the ash removing port and the ash removing port sealing cover are arranged on the front side surface of the heat exchange chamber, and a plurality of layers of heat exchange water boxes communicated with a circulating water layer are alternately arranged on the left side and the right side in the heat exchange chamber, so that the heat exchange area is large, and the heat exchange efficiency is high; the upper surface of the heat exchange water box is of a plane structure, and the dust cleaning port sealing cover is opened, so that dust accumulated on the upper surface of the heat exchange water box can be cleaned very easily.
2) The utility model comprises a lower air supply pipe communicated with the ash chamber and an upper air supply pipe communicated with the combustion chamber through air supplied by a first blower, the air supply is sufficient, and biomass granular fuel is subjected to aerobic combustion and is fully combusted.
3) The feeding device comprises a feeding pipe communicated with a combustion chamber from the side surface, wherein the end part of the feeding pipe is connected with a second air blower, the upper side of the feeding pipe is communicated with a feeding vertical pipe, and the feeding vertical pipe is communicated with a screw feeder driven by a motor; when fuel is added, the biomass granular fuel pushed out of the screw feeder falls into the feeding pipe through the feeding vertical pipe, and then the biomass granular fuel is blown into the combustion chamber by the second air blower; on one hand, the feeding pipe is communicated with the spiral feeder through a feeding vertical pipe, so that backfire combustion is avoided; on the other hand, the biomass pellet fuel is blown into the combustion chamber, so that the defect that the fuel is accumulated to enter the combustion chamber is avoided, the biomass pellet fuel is uniformly dispersed, and the combustion is more sufficient.
Drawings
FIG. 1 is a schematic view perspective structure of a biomass fuel numerical control boiler according to the present invention;
FIG. 2 is a schematic view of another perspective structure of the biomass fuel numerical control boiler of the utility model;
FIG. 3 is a schematic perspective view showing the open state of the sealing cover of the ash door, the door and the ash removing opening of the water jacket furnace body according to the present invention;
FIG. 4 is a schematic perspective view of the water jacket furnace body liner of the present invention;
FIG. 5 is a schematic perspective view of the motor and screw feeder of the present invention;
fig. 6 is a schematic perspective view of an electric igniter of the utility model.
In the figure: 1-water jacket furnace body, 2-ash chamber, 3-combustion chamber, 4-heat exchange chamber, 5-grate, 6-ash door opening, 7-ash door, 8-furnace door opening, 9-furnace door, 10-smoke outlet, 11-ash cleaning opening, 12-ash cleaning opening sealing cover, 13-heat exchange water box, 14-first blower, 15-lower air supply pipe, 16-upper air supply pipe, 17-feeding pipe, 18-second blower, 19-feeding vertical pipe, 20-motor, 21-spiral feeder, 22-hopper, 23-ignition pipe, 24-ignition air supply pipe, 25-electric igniter and 26-induced draft fan.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains. In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Example (b): as shown in fig. 1 to 6, a biomass fuel numerical control boiler comprises a controller, a water jacket furnace body 1, an air distribution device and a feeding device, wherein the water jacket furnace body 1 comprises an inner container and an outer sleeve, a circulating water layer is arranged between the inner container and the outer sleeve, a furnace ash chamber 2, a combustion chamber 3 and a heat exchange chamber 4 are sequentially arranged in the water jacket furnace body 1 from bottom to top, a grate 5 is arranged between the furnace ash chamber 2 and the combustion chamber 3, an ash door 6 and an ash door 7 are arranged on the front side surface of the furnace ash chamber 2, a furnace door 8 and a furnace door 9 are arranged on the front side surface of the combustion chamber, and a smoke outlet 10 is arranged at the upper part of the heat exchange chamber 4; an ash removal port 11 and an ash removal port sealing cover 12 are arranged on the front side surface of the heat exchange chamber 4, and 11 layers of heat exchange water boxes 13 communicated with a circulating water layer are alternately arranged on the left side and the right side in the heat exchange chamber 4; the air distribution device comprises an induced draft fan 26 and a first air blower 14 on the smoke outlet 10, a lower air supply pipe 15 communicated with the ash chamber 2 and an upper air supply pipe 16 communicated with the combustion chamber 3, and the first air blower 14 blows air to the lower air supply pipe 15 and the upper air supply pipe 16; the feeding device comprises a feeding pipe 17 communicated with the combustion chamber 3 from the side, the outer end part of the feeding pipe 17 is connected with a second air blower 18, the upper side of the feeding pipe 17 is communicated with a feeding vertical pipe 19, the feeding vertical pipe 19 is communicated with a screw feeder 21 driven by a motor 20, and the upper side of the screw feeder 21 is communicated with a hopper 22. It still includes ignition, and ignition includes that feed pipe 17 lower part sets up the ignition 23 of intercommunication combustion chamber 3, and ignition 23 feeds the air outlet of second air-blower 18 through igniting 24 air pipes, and ignition 23 is inside to be equipped with electric igniter 25. A hearth temperature sensor is arranged in the combustion chamber 3, and the controller judges whether ignition is successful or not according to a program and temperature parameters of the hearth temperature sensor and automatically controls the electric igniter to be turned on and off. The indoor and boiler water outlet pipes are provided with temperature sensors, and the controller automatically controls the start of the first air blower 14, the second air blower 18 and the induced draft fan 26 according to the program and the temperature parameters of the temperature sensors arranged on the indoor and boiler water outlet pipes.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (5)
1. A biomass fuel numerical control boiler comprises a controller, a water jacket furnace body, an air distribution device and a feeding device, wherein the water jacket furnace body comprises an inner container and an outer sleeve, a circulating water layer is arranged between the inner container and the outer sleeve, a furnace ash chamber, a combustion chamber and a heat exchange chamber are sequentially arranged in the water jacket furnace body from bottom to top, a grate is arranged between the furnace ash chamber and the combustion chamber, an ash door opening and an ash door are arranged on the side surface of the furnace ash chamber, a furnace door opening and a furnace door are arranged on the side surface of the combustion chamber, and a smoke outlet is arranged at the upper part of the heat exchange chamber; the method is characterized in that: the front side surface of the heat exchange chamber is provided with an ash removal port and an ash removal port sealing cover, and a plurality of layers of heat exchange water boxes communicated with a circulating water layer are alternately arranged close to the left side and the right side in the heat exchange chamber; the air distribution device comprises a first air blower, a lower air supply pipe communicated with the ash chamber and an upper air supply pipe communicated with the combustion chamber, and the first air blower blows air to the lower air supply pipe and the upper air supply pipe; the feeding device comprises a feeding pipe communicated with the combustion chamber from the side, the outer end part of the feeding pipe is connected with a second air blower, the upper side of the feeding pipe is communicated with a feeding vertical pipe, the feeding vertical pipe is communicated with a screw feeder driven by a motor, and the upper surface of the screw feeder is communicated with a hopper.
2. The biomass fuel numerical control boiler according to claim 1, characterized in that: it still includes ignition, and ignition includes that the blast pipe that sets up the intercommunication combustion chamber in the feed pipe lower part, and the blast pipe feeds through second air-blower air outlet through the ignition to the tuber pipe, and the inside electric igniter that is equipped with of blast pipe.
3. The biomass fuel numerical control boiler according to claim 2, characterized in that: the air distribution device also comprises an induced draft fan arranged on the smoke outlet.
4. The biomass fuel numerical control boiler of claim 3, characterized in that: a hearth temperature sensor is arranged in the combustion chamber, and the controller judges whether ignition is successful or not according to a program and temperature parameters of the hearth temperature sensor and automatically controls the electric igniter to be turned on and off.
5. The biomass fuel numerical control boiler of claim 4, characterized in that: a temperature sensor is arranged in the room and/or on a boiler water outlet pipe, and a controller automatically controls the starting of the first air blower, the second air blower and the induced draft fan according to a program and temperature parameters of the temperature sensor arranged in the room and/or on the boiler water outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220101638.4U CN216716201U (en) | 2022-01-16 | 2022-01-16 | Biomass fuel numerical control boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220101638.4U CN216716201U (en) | 2022-01-16 | 2022-01-16 | Biomass fuel numerical control boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216716201U true CN216716201U (en) | 2022-06-10 |
Family
ID=81890257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220101638.4U Expired - Fee Related CN216716201U (en) | 2022-01-16 | 2022-01-16 | Biomass fuel numerical control boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216716201U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116398874A (en) * | 2023-04-13 | 2023-07-07 | 郴州自然人新能源高科技有限公司 | Biomass combustion boiler |
-
2022
- 2022-01-16 CN CN202220101638.4U patent/CN216716201U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116398874A (en) * | 2023-04-13 | 2023-07-07 | 郴州自然人新能源高科技有限公司 | Biomass combustion boiler |
| CN116398874B (en) * | 2023-04-13 | 2024-03-01 | 郴州自然人新能源高科技有限公司 | Biomass combustion boiler |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220610 |
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| CF01 | Termination of patent right due to non-payment of annual fee |