CN215336447U - Biomass power plant boiler feeder - Google Patents
Biomass power plant boiler feeder Download PDFInfo
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- CN215336447U CN215336447U CN202120664408.4U CN202120664408U CN215336447U CN 215336447 U CN215336447 U CN 215336447U CN 202120664408 U CN202120664408 U CN 202120664408U CN 215336447 U CN215336447 U CN 215336447U
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Abstract
The utility model discloses a biomass power plant boiler feeder, it relates to biomass power generation technical field. It contains a conveying cylinder, the hopper, crushing mechanism, the preheating cabinet, the dosing portion, slope feed cylinder, carry the fixed conveying leaf of off-axial wall welding, carry the axle to be connected with the driving motor output shaft, fixed connection hopper on the conveying cylinder, smash the fixed setting of roller in the pivot, smash roller outer wall fixed connection and smash tooth, the preheating cabinet passes through the gas pocket intercommunication with defeated feed cylinder, conveying cylinder connection end of the section of thick bamboo portion of dosing, form the ration chamber between the adjacent baffle, oblique feed cylinder down is connected to dosing portion bottom, the roller is broken up in the inside setting of slope feed cylinder, the fixed vibrating motor that sets up of slope feed cylinder bottom outer wall. After the technical scheme is adopted, the beneficial effects of the utility model are as follows: the heat that make full use of boiler produced improves subsequent combustion efficiency, has the advantage of preventing blockking up, intermittent type dosing, makes follow-up burning more abundant, has improved the life of device.
Description
Technical Field
The utility model relates to the technical field of biomass power generation, in particular to a boiler feeding device of a biomass power plant.
Background
As social demand for energy increases, fossil fuels, which are major energy sources, are rapidly decreasing, and thus biomass fuel boilers are receiving more and more attention. The biomass fuel is various, and a general biomass power plant generally needs to adopt a feeding device to convey the biomass fuel into a boiler for combustion. But current biomass power plant boiler feeder's structural design is reasonable inadequately, do not fully utilize the heat that the boiler produced, biomass fuel to carrying does not preheat, it is relatively poor to lead to subsequent combustion efficiency and combustion effect, and do not carry out crushing treatment to biomass fuel, rectangular or great biomass fuel probably takes place to make the device block up, and subsequent combustion efficiency has also been reduced, and the mode that generally adopts continuous feed is the boiler feed, cause the piling up of biomass fuel in the boiler easily, influence combustion effect, and, feeder all can use the motor, the motor can generate heat in the course of the work, the motor can't in time dispel the heat and can break down, influence the normal operating of device, the life of device is shortened, inconvenient in use, the practicality is relatively poor, unsuitable continuation using widely.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and shortcomings of the prior art, and provides the boiler feeding device of the biomass power plant, which can fully utilize heat generated by a boiler, improve subsequent combustion efficiency, has the advantages of blockage prevention and intermittent quantitative feeding, enables the subsequent combustion to be more sufficient, can help a motor to dissipate heat, prolongs the service life of the device, has strong practicability and has obvious economic value and social value.
In order to achieve the purpose, the utility model adopts the following technical scheme: the automatic feeding device comprises a conveying cylinder, a hopper, a crushing mechanism, a preheating box, a quantitative feeding part and an inclined discharging cylinder, wherein a conveying shaft is arranged inside the conveying cylinder, conveying blades are fixedly welded on the outer wall of the conveying shaft, the conveying shaft is connected with an output shaft of a driving motor, the hopper is fixedly connected to the conveying cylinder, the crushing mechanism is fixedly arranged inside the hopper and comprises a crushing roller, the crushing roller is fixedly arranged on a rotating shaft, crushing teeth are fixedly connected to the outer wall of the crushing roller, a preheating box is arranged outside the conveying cylinder, the preheating box is communicated with the conveying cylinder through air holes, an air inlet pipe is connected to the bottom of the preheating box, a pipe is connected to the top of the preheating box, a quantitative feeding part is connected to the tail of the conveying cylinder, a rotating shaft is fixedly arranged inside the quantitative feeding part, a plurality of partition plates are fixedly welded on the outer wall of the rotating shaft, a quantitative cavity is formed between adjacent partition plates, the bottom of the quantitative feeding part is connected with the inclined discharging cylinder, and a feeding hole is formed on one side, close to the quantitative feeding part, the conveying cylinder, the quantitative feeding portion is close to one side of the inclined feeding barrel and is provided with a discharging port, the inclined feeding barrel is internally provided with a scattering roller, the outer wall of the scattering roller is welded and fixed with a plurality of scattering leaves, and the outer wall of the bottom of the inclined feeding barrel is fixedly provided with a vibrating motor.
The conveying shaft is movably connected with the conveying cylinder shell through a bearing.
The driving motor is a double-shaft motor, an output shaft at one end of the driving motor is connected with the conveying shaft, the shaft body at the output shaft at the other end of the driving motor is provided with fan blades, a motor cover is arranged outside the driving motor, and a dustproof net is fixed outside the motor cover through bolts.
The top of the hopper is hinged with a fixed cover plate.
The exhaust pipe body is provided with an exhaust fan.
The baffle evenly distributed at the rotation axis outer wall, and the baffle is provided with three at least.
After adopting above-mentioned technical scheme, compare in prior art and have following beneficial effect:
1. the biomass fuel can be preheated by fully utilizing the heat generated by the boiler through the preheating box, the air inlet pipe, the air holes and the like, so that the biomass fuel can reach the ignition point more easily during subsequent combustion, and the combustion efficiency is improved;
2. the biomass fuel can be pulverized by the pulverizing mechanism, so that the device is prevented from being blocked, the biomass fuel is combusted more fully in the furnace, and the combustion efficiency and effect are improved;
3. intermittent quantitative feeding can be realized through the arrangement of the quantitative feeding part, so that biomass fuel accumulation in the boiler is prevented, and the combustion efficiency and effect are improved;
4. the arrangement of the fan blades can help the motor to dissipate heat, and the service life of the device is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Description of reference numerals: the device comprises a conveying cylinder 1, a conveying shaft 11, a conveying blade 111, a bearing 112, a driving motor 12, fan blades 121, a motor cover 122, a dust screen 123, a hopper 2, a cover plate 21, a crushing mechanism 3, a crushing roller 31, a rotating shaft 311, crushing teeth 312, a preheating box 4, an air hole 41, an air inlet pipe 42, a discharge pipe 43, an exhaust fan 431, a quantitative feeding part 5, a rotating shaft 51, a partition plate 52, a quantitative cavity 521, a feed inlet 53, a discharge outlet 54, an inclined feed cylinder 6, a scattering roller 61, a scattering blade 611 and a vibrating motor 62.
Detailed Description
Referring to fig. 1, the technical solution adopted by the present embodiment is: the device comprises a conveying cylinder 1, a hopper 2, a crushing mechanism 3, a preheating box 4, a quantitative feeding part 5 and an inclined blanking cylinder 6, wherein a conveying shaft 11 is arranged inside the conveying cylinder 1, a conveying blade 111 is welded and arranged on the outer wall of the conveying shaft 11, the conveying shaft 11 is connected with an output shaft of a driving motor 12, the top of the conveying cylinder 1 is connected with the hopper 2, the crushing mechanism 3 is arranged inside the hopper 2, the crushing mechanism 3 comprises a crushing roller 31, the crushing roller 31 is fixedly arranged on a rotating shaft 311, a crushing tooth 312 is fixedly arranged on the outer wall of the crushing roller 31, the preheating box 4 is arranged outside the conveying cylinder 1, the preheating box 4 is communicated with the conveying cylinder 1 through an air hole 41, an air inlet pipe 42 is arranged at the bottom of the preheating box 4, the air inlet pipe 42 is connected with an air outlet of a boiler, a discharge pipe 43 is arranged at the top of the preheating box 4, the tail part of the conveying cylinder 1 is connected with the quantitative feeding part 5, and a rotating shaft 51 is arranged inside the quantitative feeding part 5, a plurality of baffles 52 are arranged on the outer wall of the rotating shaft 51, a quantitative cavity 521 is formed between the adjacent baffles 52, the bottom of the quantitative feeding part 5 is connected with the inclined feeding barrel 6, a feeding hole 53 is formed at the joint of the quantitative feeding part 5 and the conveying barrel 1, a discharging hole 54 is formed at the joint of the quantitative feeding part 5 and the inclined feeding barrel 6, a scattering roller 61 is arranged inside the inclined feeding barrel 6, a scattering blade 611 is welded and installed on the outer wall of the scattering roller 61, and a vibrating motor 62 is fixedly installed on the outer wall of the bottom of the inclined feeding barrel 6.
The conveying shaft 11 is movably connected with the shell of the conveying cylinder 1 through a bearing 112.
The driving motor 12 is a double-shaft motor, one end of the driving motor 12 is connected with the conveying shaft 11 through an output shaft, the other end of the driving motor 12 is provided with a fan blade 121, a motor cover 122 is arranged outside the driving motor 12, and a dust screen 123 is arranged on the side wall of the motor cover 122 through bolts.
The top of the hopper 2 is hinged with a cover plate 21.
The exhaust fan 431 is installed on the pipe body of the exhaust pipe 43.
The partition plates 52 are uniformly arranged on the outer wall of the rotating shaft 51, and at least three partition plates 52 are arranged.
The working principle of the utility model is as follows: biomass fuel gets into the hopper, get into the conveying feed cylinder inside after broken mechanism is broken, driving motor work drives carries the axle rotation, thereby make and carry the leaf and carry biomass fuel, driving motor is in work, driving motor carries epaxial flabellum to rotate, help driving motor dispels the heat, steam passes through the dust screen and discharges, the steam that the boiler produced gets into the intake pipe, rethread gas pocket gets into and carries a section of thick bamboo, preheat the biomass fuel of carrying, biomass fuel after preheating passes through quantitative feed portion, intermittently discharging biomass fuel, arrange to the boiler inside via the slope feed cylinder.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a biomass power plant boiler feeder which characterized in that: the automatic feeding device comprises a conveying cylinder, a hopper, a crushing mechanism, a preheating box, a quantitative feeding part and an inclined discharging cylinder, wherein a conveying shaft is arranged inside the conveying cylinder, conveying blades are fixedly welded on the outer wall of the conveying shaft, the conveying shaft is connected with an output shaft of a driving motor, the hopper is fixedly connected to the conveying cylinder, the crushing mechanism is fixedly arranged inside the hopper and comprises a crushing roller, the crushing roller is fixedly arranged on a rotating shaft, crushing teeth are fixedly connected to the outer wall of the crushing roller, a preheating box is arranged outside the conveying cylinder, the preheating box is communicated with the conveying cylinder through air holes, an air inlet pipe is connected to the bottom of the preheating box, a pipe is connected to the top of the preheating box, a quantitative feeding part is connected to the tail of the conveying cylinder, a rotating shaft is fixedly arranged inside the quantitative feeding part, a plurality of partition plates are fixedly welded on the outer wall of the rotating shaft, a quantitative cavity is formed between adjacent partition plates, the bottom of the quantitative feeding part is connected with the inclined discharging cylinder, and a feeding hole is formed on one side, close to the quantitative feeding part, the conveying cylinder, the quantitative feeding portion is close to one side of the inclined feeding barrel and is provided with a discharging port, the inclined feeding barrel is internally provided with a scattering roller, the outer wall of the scattering roller is welded and fixed with a plurality of scattering leaves, and the outer wall of the bottom of the inclined feeding barrel is fixedly provided with a vibrating motor.
2. A biomass power plant boiler feed device according to claim 1, characterized in that: the conveying shaft is movably connected with the conveying cylinder shell through a bearing.
3. A biomass power plant boiler feed device according to claim 1, characterized in that: the driving motor is a double-shaft motor, an output shaft at one end of the driving motor is connected with the conveying shaft, the shaft body at the output shaft at the other end of the driving motor is provided with fan blades, a motor cover is arranged outside the driving motor, and a dustproof net is fixed outside the motor cover through bolts.
4. A biomass power plant boiler feed device according to claim 1, characterized in that: the top of the hopper is hinged with a fixed cover plate.
5. A biomass power plant boiler feed device according to claim 1, characterized in that: the exhaust pipe body is provided with an exhaust fan.
6. A biomass power plant boiler feed device according to claim 1, characterized in that: the baffle evenly distributed at the rotation axis outer wall, and the baffle is provided with three at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120664408.4U CN215336447U (en) | 2021-04-01 | 2021-04-01 | Biomass power plant boiler feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120664408.4U CN215336447U (en) | 2021-04-01 | 2021-04-01 | Biomass power plant boiler feeder |
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| Publication Number | Publication Date |
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| CN215336447U true CN215336447U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120664408.4U Active CN215336447U (en) | 2021-04-01 | 2021-04-01 | Biomass power plant boiler feeder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116750357A (en) * | 2023-08-24 | 2023-09-15 | 山东明科嘉阳环保工程有限公司 | Special batcher of biomass power plant |
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2021
- 2021-04-01 CN CN202120664408.4U patent/CN215336447U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116750357A (en) * | 2023-08-24 | 2023-09-15 | 山东明科嘉阳环保工程有限公司 | Special batcher of biomass power plant |
| CN116750357B (en) * | 2023-08-24 | 2023-11-24 | 山东明科嘉阳环保工程有限公司 | Special batcher of biomass power plant |
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