CN201992674U - Biomass energy thermal power plant stockhole feeding system - Google Patents
Biomass energy thermal power plant stockhole feeding system Download PDFInfo
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- CN201992674U CN201992674U CN2010206177676U CN201020617767U CN201992674U CN 201992674 U CN201992674 U CN 201992674U CN 2010206177676 U CN2010206177676 U CN 2010206177676U CN 201020617767 U CN201020617767 U CN 201020617767U CN 201992674 U CN201992674 U CN 201992674U
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- stokehold
- discharging
- power plant
- feed bin
- biomass energy
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- 239000002028 Biomass Substances 0.000 title claims abstract description 21
- 238000007599 discharging Methods 0.000 claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 3
- 239000011232 storage material Substances 0.000 claims description 3
- 230000001052 transient effect Effects 0.000 claims description 3
- 239000010902 straw Substances 0.000 abstract description 13
- 238000005496 tempering Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a biomass energy thermal power plant stockhole feeding system including a stockhole bunker for temporarily saving materials, the blanking end of the stockhole bunker is connected to a bunker kick-off device, a stockhole belt conveyer is arranged under the bunker kick-off device, the blanking end of the stockhole belt conveyer is provided with an anti-tempering discharging device, the feeding inlet of the anti-tempering discharging device is corresponding to the blanking end of the stockhole belt conveyer, and the discharging opening of the anti-tempering discharging device is connected to the hearth of the boiler. Compared with the screw conveyer used in other straw power plants in the prior art, the system provided has the advantages of obstruction resistance, tempering resistance, stable and continuous feeding, and being suitable for various biomass energy straws.
Description
Technical field
The utility model relates to a kind of front-furnace feeding system, relates in particular to a kind of front-furnace feeding system that is used for biomass energy steam power plant.
Background technology
Along with the biomass straw plant project is constantly expanded, biomass power generation attracts tremendous attention.Stalk is the clean energy resource that coal can't match in excellence or beauty, and environment International Energy Agency studies show that, stalk is a clean reproducible energy, and except having favorable economic benefit and ecological benefits, straw power generation also has considerable social benefit.Yet China starts late to the biomass power generation Study on Technology, and technical also have a lot of jejune places, incomplete as fragmentation, and front-furnace feeding twines or the like technical bottleneck.By absorbing advanced technology both domestic and external and, having researched and developed the front-furnace feeding system of stalk power plant of suitable China's actual conditions to the actual investigation of domestic each stalk power plant.
At present, domestic main straw boiler stokehold induction system mainly adopts modes such as double helix two-stage conveying, setting gauge conveying, these two kinds of mode of movements exist very big defective, such as the double helix induction system when running into conveying as the material of similar soft straw, be easy to occur stuck phenomenon, this is because the limitation of this body structure of conveying worm causes.When the material prehensile of carrying is more intense, just is difficult to reach the conveying effect of expection, even big security incident occurs.The setting gauge system is easy to occur sub-material uneven phenomenon in the storehouse, and tempering phenomenon appears in stokehold feed opening position easily, causes flame in the stove, and equipment is caused damage.
The utility model content
Technical problem to be solved in the utility model provides a kind of anti-clogging, anti-backfire, and the steady and continuous feed is applicable to the front-furnace feeding system of biomass energy steam power plant of multiple biomass energy straw.
For solving the problems of the technologies described above, the technical solution of the utility model is: front-furnace feeding system of biomass energy steam power plant, the stokehold feed bin that comprises temporary transient storage material, the blanking end of described stokehold feed bin is connected with the feed bin poking device, described feed bin poking device below is provided with the stokehold belt conveyor, the blanking end of described stokehold belt conveyor is provided with the anti-backfire device for discharging, the blanking end of the corresponding described stokehold of the charging aperture of described anti-backfire device for discharging belt conveyor, the discharging opening of described anti-backfire device for discharging is connected with the burner hearth of boiler.
As optimized technical scheme, described feed bin poking device comprises drive motors, the material toggling axle that the blanking of described stokehold feed bin is equipped with, and described material toggling axle is provided with the material toggling tooth, and described drive motors power connects described material toggling axle.
As to improvement of the technical scheme, described drive motors is a buncher.
As to further improvement in the technical proposal, described stokehold belt conveyor is the flute profile ribbon conveyer.
As to further improvement in the technical proposal, described anti-backfire device for discharging comprises the cylindrical housings of axis horizontal, the top of described housing is provided with charging aperture, the blanking end of the corresponding described stokehold of described charging aperture belt conveyor, described lower part of frame is provided with discharging opening, and described discharging opening is connected with the burner hearth of boiler, and the discharging axle is installed in the described housing, described discharging axle is provided with one group of moving blade, and it is fan-shaped that described moving blade is divided into some sealings with described circular cylindrical shell intracoelomic cavity.
Owing to adopted technique scheme, straw crusher crushed straws or finished product stalk bulk cargo are transported to the stokehold feed bin, material carries out homocline by the feed bin poking device of the blanking end connection of stokehold feed bin, material is evenly distributed on the belt conveyor of stokehold, material enters the burner hearth burning by the anti-backfire device for discharging at last, finishes conveying; The feed bin poking device can be distributed on the belt conveyor of stokehold material as core of the present utility model position uniformly, can be fit to multiple different biomass energy straw blanking, has not twine material, automatic homocline function.The stokehold belt conveyor is compared the conveying worm that other stalk power plant uses, and characteristics such as have not putty, do not get stuck have guaranteed the continuity and the reliability of carrying; Material enters burner hearth burning by the anti-backfire device for discharging at last, and it is to prevent the boiler tempering, prevent putty that the anti-backfire device for discharging mainly acts on.The utility model is compared with the conveying worm that present other stalk power plant uses, and has anti-clogging, anti-backfire, and the steady and continuous feed is applicable to the advantage of multiple biomass energy straw.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is that the A of anti-backfire device for discharging of the utility model embodiment is to cutaway view.
The specific embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only some one exemplary embodiment of the present utility model has been described by the mode of explanation.Undoubtedly, those of ordinary skill in the art can recognize, under the situation that does not depart from spirit and scope of the present utility model, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used to limit the protection domain of claim.
As depicted in figs. 1 and 2, front-furnace feeding system of biomass energy steam power plant, the stokehold feed bin 1 that comprises temporary transient storage material, the blanking end of stokehold feed bin 1 is connected with the feed bin poking device, feed bin poking device below is provided with stokehold belt conveyor 5, the blanking end of stokehold belt conveyor 5 is provided with anti-backfire device for discharging 6, the blanking end of the corresponding described stokehold of the charging aperture of anti-backfire device for discharging 6 belt conveyor 5, and the discharging opening of anti-backfire device for discharging 6 is connected with the burner hearth of boiler.Stalk after the crusher in crushing or finished product stalk bulk cargo in stokehold feed bin 1, are temporarily stored material with conveyor delivery, and the special angle design in the storehouse of stokehold feed bin 1 can prevent swollen material effectively.Material in the stokehold feed bin 1 drops on the feed bin poking device, the feed bin poking device comprises drive motors 4, the blanking of stokehold feed bin 1 is equipped with the material toggling axle 3 that is connected by drive motors power, material toggling axle 3 is provided with material toggling tooth 2, and material toggling axle 3 rotates drive material toggling tooth 2 can be distributed on the stokehold belt conveyor 5 material uniformly.Drive motors 4 is a buncher, comprises a plurality of frequency gears of regulating material toggling axle 3 velocities of rotation, can regulate the blanking amount at any time according to biomass straw density difference, and this device can be fit to various biomass straw fuel and transmit.Stokehold belt conveyor 5 is transported to anti-backfire device for discharging 6 places with material, stokehold belt conveyor 5 is the flute profile ribbon conveyer, is high temperature resistant conveyer, compares the conveying worm that other stalk power plant uses, the characteristics that have putty not, do not get stuck have guaranteed the continuity and the reliability of carrying.Anti-backfire device for discharging 6 comprises the cylindrical housings 10 of axis horizontal, the top of housing 10 is provided with charging aperture 7, the blanking end of charging aperture 7 corresponding described stokehold belt conveyors 5, the bottom of housing 10 is provided with discharging opening 9, discharging opening 9 is connected with the burner hearth of boiler, the discharging axle is installed in the housing 10, and the discharging axle is provided with one group of moving blade 8, and it is fan-shaped that moving blade 8 is divided into some sealings with cylindrical housings 10 inner chambers.Boiler is if operation exception can produce malleation in burner hearth, and the fire in the burner hearth is got back to anti-backfire device for discharging 6 places, and moving blade 8 stops tempering, plays the effect that prevents the boiler tempering, prevents putty, and it is safer to work.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. front-furnace feeding system of biomass energy steam power plant, it is characterized in that: the stokehold feed bin that comprises temporary transient storage material, the blanking end of described stokehold feed bin is connected with the feed bin poking device, described feed bin poking device below is provided with the stokehold belt conveyor, the blanking end of described stokehold belt conveyor is provided with the anti-backfire device for discharging, the blanking end of the corresponding described stokehold of the charging aperture of described anti-backfire device for discharging belt conveyor, the discharging opening of described anti-backfire device for discharging is connected with the burner hearth of boiler.
2. front-furnace feeding system of biomass energy as claimed in claim 1 steam power plant, it is characterized in that: described feed bin poking device comprises drive motors, the material toggling axle that the blanking of described stokehold feed bin is equipped with, described material toggling axle is provided with the material toggling tooth, and described drive motors power connects described material toggling axle.
3. front-furnace feeding system of biomass energy as claimed in claim 2 steam power plant, it is characterized in that: described drive motors is a buncher.
4. front-furnace feeding system of biomass energy as claimed in claim 1 steam power plant, it is characterized in that: described stokehold belt conveyor is the flute profile ribbon conveyer.
5. as claim 1,2,3 or 4 front-furnace feeding systems of described biomass energy steam power plant, it is characterized in that: described anti-backfire device for discharging comprises the cylindrical housings of axis horizontal, the top of described housing is provided with charging aperture, the blanking end of the corresponding described stokehold of described charging aperture belt conveyor, described lower part of frame is provided with discharging opening, described discharging opening is connected with the burner hearth of boiler, the discharging axle is installed in the described housing, described discharging axle is provided with one group of moving blade, and it is fan-shaped that described moving blade is divided into some sealings with described circular cylindrical shell intracoelomic cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206177676U CN201992674U (en) | 2010-11-22 | 2010-11-22 | Biomass energy thermal power plant stockhole feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206177676U CN201992674U (en) | 2010-11-22 | 2010-11-22 | Biomass energy thermal power plant stockhole feeding system |
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| Publication Number | Publication Date |
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| CN201992674U true CN201992674U (en) | 2011-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206177676U Expired - Fee Related CN201992674U (en) | 2010-11-22 | 2010-11-22 | Biomass energy thermal power plant stockhole feeding system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798135A (en) * | 2012-08-20 | 2012-11-28 | 张家港市浙华科技有限公司 | Fire prevention device for front feed device of biomass electricity generation furnace |
| CN102798136A (en) * | 2012-08-20 | 2012-11-28 | 张家港市浙华科技有限公司 | Front feed device for biomass electricity generation furnace |
| CN110454805A (en) * | 2018-08-06 | 2019-11-15 | 李宏江 | The technology reforming scheme of burning boiler non-pollution discharge |
| CN110980177A (en) * | 2019-11-28 | 2020-04-10 | 苏州嘉诺环境工程有限公司 | Stokehole feeding system |
| CN110980175A (en) * | 2019-11-28 | 2020-04-10 | 苏州嘉诺环境工程有限公司 | Unloader suitable for stokehold feed system |
| CN112340480A (en) * | 2020-11-25 | 2021-02-09 | 安化华晟生物能源有限责任公司 | Stokehole feeding system |
| CN112413578A (en) * | 2020-11-25 | 2021-02-26 | 安化华晟生物能源有限责任公司 | Biological generator set |
| CN115164206A (en) * | 2022-07-18 | 2022-10-11 | 恒盛能源股份有限公司 | Stokehole feeding system based on solid waste combustion |
-
2010
- 2010-11-22 CN CN2010206177676U patent/CN201992674U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798135A (en) * | 2012-08-20 | 2012-11-28 | 张家港市浙华科技有限公司 | Fire prevention device for front feed device of biomass electricity generation furnace |
| CN102798136A (en) * | 2012-08-20 | 2012-11-28 | 张家港市浙华科技有限公司 | Front feed device for biomass electricity generation furnace |
| CN110454805A (en) * | 2018-08-06 | 2019-11-15 | 李宏江 | The technology reforming scheme of burning boiler non-pollution discharge |
| CN110980177A (en) * | 2019-11-28 | 2020-04-10 | 苏州嘉诺环境工程有限公司 | Stokehole feeding system |
| CN110980175A (en) * | 2019-11-28 | 2020-04-10 | 苏州嘉诺环境工程有限公司 | Unloader suitable for stokehold feed system |
| CN112340480A (en) * | 2020-11-25 | 2021-02-09 | 安化华晟生物能源有限责任公司 | Stokehole feeding system |
| CN112413578A (en) * | 2020-11-25 | 2021-02-26 | 安化华晟生物能源有限责任公司 | Biological generator set |
| CN112413578B (en) * | 2020-11-25 | 2023-08-08 | 安化华晟生物能源有限责任公司 | Biological generator set |
| CN115164206A (en) * | 2022-07-18 | 2022-10-11 | 恒盛能源股份有限公司 | Stokehole feeding system based on solid waste combustion |
| CN115164206B (en) * | 2022-07-18 | 2023-01-06 | 恒盛能源股份有限公司 | Stokehole feeding system based on solid waste combustion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HAIHUI GROUP CO., LTD. Free format text: FORMER OWNER: YU BOTAO Effective date: 20120409 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120409 Address after: 276500 Shandong province Rizhao City Juxian Xihuan Road, Juxian Industrial Park Haihui Group Co. Ltd. Patentee after: Haihui Group Co., Ltd. Address before: 276500 Shandong province Rizhao City Juxian Xihuan Road, Juxian Industrial Park Haihui Group Co. Ltd. Patentee before: Yu Botao |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20141122 |
|
| EXPY | Termination of patent right or utility model |