CN214791231U - Feeding device for thin rod and biomass powder fuel - Google Patents
Feeding device for thin rod and biomass powder fuel Download PDFInfo
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- CN214791231U CN214791231U CN202120773694.8U CN202120773694U CN214791231U CN 214791231 U CN214791231 U CN 214791231U CN 202120773694 U CN202120773694 U CN 202120773694U CN 214791231 U CN214791231 U CN 214791231U
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Abstract
The utility model discloses a bacillus subtilis, living beings powder fuel feeding device, including the hopper, the crushing roller, broken material roller and secondary bellows of dialling, the crushing roller sets up in the inside of hopper with broken material roller of dialling, broken material roller of dialling is located the right side below of crushing roller, be provided with driven sprocket on the crushing roller, be provided with drive sprocket on the broken material roller of dialling, be connected through drive chain between driven sprocket and the drive sprocket and be connected, be provided with buncher on the side of hopper, the output shaft of buncher passes to the inside of hopper and is connected with broken material roller of dialling, the below of crushing roller is provided with the closing plate, the below of broken material roller of dialling is provided with the arc closing plate, the rear side top of broken material roller of dialling is provided with the reinforcement channel-section steel, be provided with the reinforcement guide plate between the inner wall of reinforcement channel-section steel and hopper; the utility model discloses structural design is novel, and the feeding is smooth and easy, avoids the problem of furnace arch fracture, collapse and can prevent burning the hopper, and the reliability is high.
Description
Technical Field
The utility model relates to a biomass boiler's fuel feeding device technical field specifically is an oriental wormwood stick, living beings powder fuel feeding device.
Background
According to the existing fuel supply device for the thin rod and biomass powder boiler, most of biomass fuels are irregular in structure size or powdery and the like, and directly enter a boiler hearth through a hopper to be combusted without effective treatment. The combustion method mainly has the following defects:
1. the fuel size is irregular, leads to boiler fuel import to must design for jumbo size feed inlet just can satisfy the feeding requirement, and the feed inlet oversize leads to the boiler to advance the air quantity grow easily, is unfavorable for combustion air's control and regulation, and the temperature of furnace can be reduced to excessive cold air to lead to the thermal efficiency of boiler to reduce.
2. The feeding port is blocked or the feeding is unsmooth due to the irregular oriental wormwood bar fuel, the feeding amount of the oriental wormwood bar and the biomass powder is not easy to control, and meanwhile, the burning time of the irregular oriental wormwood bar fuel is different, so that the biomass fuel in a hearth is unevenly distributed in a burning process, and the burning process is not easy to control.
3. The material rod and the biomass powder fuel belong to easily ignitable fuels, and the fuels are easily ignited to a hopper during combustion, so that the fuel supply device and the hopper are burnt out.
4. The secondary air is combustion air for combustion of the thin rods and the biomass powder, the secondary air pipe is designed and arranged in a front arch of a hearth built by refractory materials, and the front arch of the hearth is cracked and collapsed frequently due to different expansion coefficients of steel pipes and the refractory materials, so that the boiler cannot run normally.
The existing feed device for the bacterial stick and the biomass powder fuel cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide an oriental wormwood stick, living beings powder fuel feeding device, structural design is novel, and the feeding is smooth and easy, avoids furnace arch fracture, the problem of collapsing and can prevent burning the hopper, and the reliability is high, environmental protection and energy saving, easily realizes, can control combustion-supporting air volume, and biomass fuel feed volume stably burns, improves boiler thermal efficiency, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pole, living beings powder fuel feeding device, including the hopper, the crushing roller, broken material roller and secondary bellows of dialling, the crushing roller sets up the inside at the hopper with broken material roller of dialling, broken material roller of dialling is located the right side below of crushing roller, be provided with driven sprocket on the crushing roller, be provided with drive sprocket on the broken material roller of dialling, be connected through drive chain between driven sprocket and the drive sprocket and be connected, be provided with buncher on the side of hopper, buncher's output shaft is worn to the inside of hopper and is connected with broken material roller of dialling, the below of crushing roller is provided with the closing plate, the below of broken material roller of dialling is provided with the arc closing plate, the rear side top of broken material roller of dialling is provided with the reinforcement channel-section steel, be provided with the reinforcement guide plate between the inner wall of reinforcement channel-section steel and hopper, the secondary bellows sets up the below at the arc closing plate.
Further, secondary bellows upper portion is provided with the fuel guide plate, be provided with the overgrate air export on the fuel guide plate, be provided with the overgrate air import on the secondary bellows, overgrate air import and overgrate air export intercommunication, be connected with secondary fan on the overgrate air import, it enters into in the secondary bellows from the overgrate air import to drive the air through secondary fan, the overgrate air that secondary air export was blown out accelerates the transport of broken back spindle fuel or living beings powder fuel, and provide combustion-supporting air for the burning, the air that secondary air export was blown out can sweep the broken back spindle fuel or living beings powder fuel that do not burn on the clean fuel guide plate, prevent that the fuel from reserving on the fuel guide plate, arouse to catch fire, effectively avoid to the biomass fuel that does not carry out the burning in the hopper that ignites, burn out fuel feeding device and hopper.
Further, be provided with the inspection door on the left surface of hopper, the inspection door sets up to 2, can carry out daily inspection to the hopper through the inspection door and maintain for be convenient for overhaul.
Further, the arc closing plate is the arc structure, and the arc closing plate is connected with the closing plate, and the closing plate is provided with the contained angle that is not less than 15 degrees with the horizontal plane, and the tombarthite fuel or living beings powder fuel after the breakage gets into broken stirring roller through the closing plate, carries out the secondary breakage under arc closing plate and broken stirring roller combined action, and great tombarthite fuel is through broken back, forms the more unified fuel of specification, does benefit to fuel evenly distributed, does benefit to the control of combustion process.
Furthermore, the fuel guide plate and the vertical direction are provided with an included angle of 50-55 degrees, and the fuel guide plate is convenient for the bacterial rod fuel or the biomass powder fuel to enter the boiler for combustion.
Compared with the prior art, the beneficial effects of the utility model are that: this bacterial stick, living beings powder fuel feeding device have following benefit:
1. the utility model discloses on set up secondary fan, it enters into the secondary bellows from the overgrate air import to drive the air through secondary fan, the overgrate air that the overgrate air export was blown out is with higher speed broken back pole fuel or living beings powder fuel's transport, and provide combustion-supporting air for the burning, the broken back pole fuel or living beings powder fuel that do not burn on the clean fuel guide plate can be swept to the air that the overgrate air export was blown off, prevent that fuel from reserving on the fuel guide plate, arousing to catch fire, effectively avoid to the biomass fuel that does not burn in the hopper that ignites, burn out fuel feeding device and hopper.
2. The utility model discloses on set up the inspection door, can carry out daily inspection to the hopper through the inspection door and maintain for be convenient for overhaul, the fine spring stick fuel or the living beings powder fuel after the breakage get into broken stirring roller through the closing plate, carry out the secondary breakage under arc closing plate and broken stirring roller combined action, great fine spring stick fuel is through broken back, forms the more unified fuel of specification, does benefit to fuel evenly distributed, does benefit to the control of combustion process.
3. The utility model discloses on set up the fuel guide plate, be convenient for through the fuel guide plate and expect stick fuel or living beings powder fuel and enter into the boiler and burn, the utility model discloses structural design is novel, and the feeding is smooth and easy, avoids the problem of furnace arch fracture, collapse and can prevent burning the hopper, and the reliability is high, environmental protection and energy saving, easily realizes, can control combustion-supporting air volume, biomass fuel feeding volume, stable combustion improves the boiler thermal efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
fig. 3 is a schematic view of the structure of fig. 2 in direction a according to the present invention.
In the figure: 1 feeding hopper, 2 crushing rollers, 3 reinforcing guide plates, 4 reinforcing channel steel, 5 crushing stirring rollers, 6 secondary air outlets, 7 fuel guide plates, 8 secondary air inlets, 9 secondary air boxes, 10 sealing plates, 11 arc-shaped sealing plates, 12 transmission chains, 13 speed regulating motors, 14 inspection doors, 15 secondary air fans, 16 driven chain wheels and 17 driving chain wheels.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: a feeding device of a thin stick and biomass powder fuel comprises a feeding hopper 1, a crushing roller 2, a crushing material stirring roller 5 and a secondary air box 9, wherein the crushing roller 2 and the crushing material stirring roller 5 are arranged inside the feeding hopper 1, the crushing material stirring roller 5 is positioned at the lower right part of the crushing roller 2, a driven sprocket 16 is arranged on the crushing roller 2, a driving sprocket 17 is arranged on the crushing material stirring roller 5, the driven sprocket 16 is connected with the driving sprocket 17 through a transmission chain 12, an adjustable speed motor 13 is arranged on the side surface of the feeding hopper 1, an output shaft of the adjustable speed motor 13 penetrates into the feeding hopper 1 and is connected with the crushing material stirring roller 5, an inspection door 14 is arranged on the left side surface of the feeding hopper 1, the number of the inspection doors 14 is 2, the feeding hopper 1 can be routinely inspected and maintained through the inspection door 14, so that the maintenance is convenient, a sealing plate 10 is arranged below the crushing roller 2, an arc-shaped sealing plate 11 is arranged below the crushing material stirring roller 5, the arc-shaped sealing plate 11 is of an arc-shaped structure, the arc-shaped sealing plate 11 is connected with the sealing plate 10, an included angle of not less than 15 degrees is formed between the sealing plate 10 and a horizontal plane, crushed bacterial rod fuel or biomass powder fuel enters the crushing material stirring roller 5 through the sealing plate 10, secondary crushing is carried out under the combined action of the arc-shaped sealing plate 11 and the crushing material stirring roller 5, fuel with uniform specification is formed after the larger bacterial rod fuel is crushed, uniform distribution of the fuel is facilitated, control of a combustion process is facilitated, reinforcing channel steel 4 is arranged above the rear side of the crushing material stirring roller 5, a reinforcing guide plate 3 is arranged between the reinforcing channel steel 4 and the inner wall of the feeding hopper 1, the reinforcing guide plate 3 and the reinforcing channel steel 4 play a reinforcing role in the feeding hopper 1, the reinforcing structure of the feeding hopper 1 also plays a role in preventing bacterial rod fuel from falling on the rear side of the crushing material stirring roller 5, and prevents the bacterial rod fuel from directly entering the fuel guide plate 7 without crushing material stirring roller 5, the fuel consumption is uncontrollable, the blockage of a fuel supply channel due to the fact that fuel is not crushed can be avoided, effective supply of the fuel is guaranteed, a secondary air box 9 is arranged below an arc-shaped sealing plate 11, a fuel guide plate 7 is arranged on the upper portion of the secondary air box 9, a 50-55-degree included angle is formed between the fuel guide plate 7 and the vertical direction, the secondary air rod fuel or biomass powder fuel can conveniently enter a boiler to be combusted through the fuel guide plate 7, a secondary air outlet 6 is arranged on the fuel guide plate 7, a secondary air inlet 8 is arranged on the secondary air box 9, the secondary air inlet 8 is communicated with the secondary air outlet 6, a secondary air fan 15 is connected onto the secondary air inlet 8, air is driven by the secondary air fan 15 to enter the secondary air box 9 from the secondary air inlet 8, and secondary air blown out from the secondary air outlet 6 accelerates the conveying of the crushed secondary rod fuel or biomass powder fuel, and provide combustion-supporting air for the burning, the air that the overgrate air export 6 blew out can sweep broken back spindle fuel or living beings powder fuel that do not burn on the clean fuel guide plate 7, prevents that fuel from reserving on fuel guide plate 7, arouses to catch fire, effectively avoids not carrying out the biomass fuel that burns in to the feed hopper 1 that ignites, burns out fuel feeding device and feed hopper 1, and this device still can be used to the fuel supply of organic heat carrier stove and hot-blast furnace, the utility model discloses structural design is novel, and the feeding is smooth and easy, avoids the furnace arch fracture before, the problem of collapsing and can prevent burning feed hopper 1, and the reliability is high, environmental protection and energy saving, easily realizes, can control combustion-supporting air volume, biomass fuel feed volume, and stable combustion improves boiler thermal efficiency.
When in use: the feed hopper 1 is internally filled with the bacterial rod fuel or the biomass powder fuel from an inlet at the upper end of the feed hopper 1, the speed regulating motor 13 provides power for the crushing and stirring roller 5, so that the crushing and stirring roller 5 can crush and stir the bacterial rod fuel, the crushing and stirring roller 5 is connected with the driving sprocket 17, the power of the crushing and stirring roller 5 is simultaneously transmitted to the driving sprocket 17, the driving sprocket 17 is connected with the driven sprocket 16 through the transmission chain 12, the driven sprocket 16 is connected with the crushing roller 2 to provide power for the crushing roller 2 to crush the bacterial rod fuel, the feed quantity of the bacterial rod fuel can be controlled by adjusting the rotating speed of the crushing and stirring roller 5 according to the speed regulating motor 13, thereby ensuring the supply of the bacterial rod fuel or the biomass powder fuel under different requirements of the thickness of the hearth fuel layer, the bacterial rod fuel is crushed in the feed hopper 1 through the crushing roller 2, the crushed bacterial rod fuel or the biomass powder fuel enters the crushing and stirring roller 5 through the sealing plate 10, carry out the secondary crushing under arc sealing plate 11 and broken material roller 5 combined action, drive the air through secondary fan 15 and enter into secondary bellows 9 from overgrate air import 8 in, the overgrate air that overgrate air export 6 blew out accelerates the transport of broken back capillary stick fuel or living beings powder fuel, and provide combustion-supporting air for the burning, the broken back capillary stick fuel or living beings powder fuel that do not burn on clean fuel guide plate 7 can be swept to the air that overgrate air export 6 blew out, prevent that fuel from reserving on fuel guide plate 7, arouse to catch fire, effectively avoid to the biomass fuel that does not carry out the burning in the hopper 1 that ignites, burn out fuel feeding device and hopper 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an fungus stick, living beings powder fuel feeding device, includes hopper (1), crushing roller (2), broken material roller (5) and secondary bellows (9) of dialling, its characterized in that: the crushing roller (2) and the crushing material stirring roller (5) are arranged inside the hopper (1), the crushing material stirring roller (5) is positioned at the lower right side of the crushing roller (2), a driven chain wheel (16) is arranged on the crushing roller (2), a driving chain wheel (17) is arranged on the crushing material stirring roller (5), the driven chain wheel (16) and the driving chain wheel (17) are connected through a transmission chain (12), a speed regulating motor (13) is arranged on the side surface of the hopper (1), an output shaft of the speed regulating motor (13) penetrates into the hopper (1) to be connected with the crushing material stirring roller (5), a sealing plate (10) is arranged below the crushing roller (2), an arc-shaped sealing plate (11) is arranged below the crushing material stirring roller (5), a reinforcing channel steel (4) is arranged above the rear side of the crushing material stirring roller (5), a reinforcing guide plate (3) is arranged between the reinforcing channel steel (4) and the inner wall of the hopper (1), the secondary air box (9) is arranged below the arc-shaped sealing plate (11).
2. The apparatus for supplying a biomass powder fuel according to claim 1, wherein: a fuel guide plate (7) is arranged on the upper portion of the secondary air box (9), a secondary air outlet (6) is formed in the fuel guide plate (7), a secondary air inlet (8) is formed in the secondary air box (9), the secondary air inlet (8) is communicated with the secondary air outlet (6), and a secondary air fan (15) is connected to the secondary air inlet (8).
3. The apparatus for supplying a biomass powder fuel according to claim 1, wherein: the left side surface of the feeding hopper (1) is provided with 2 inspection doors (14), and the number of the inspection doors (14) is 2.
4. The apparatus for supplying a biomass powder fuel according to claim 1, wherein: the arc-shaped sealing plate (11) is of an arc-shaped structure, the arc-shaped sealing plate (11) is connected with the sealing plate (10), and an included angle which is not less than 15 degrees is formed between the sealing plate (10) and the horizontal plane.
5. The apparatus for supplying a biomass powder fuel according to claim 1, wherein: an included angle of 50-55 degrees is formed between the fuel guide plate (7) and the vertical direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120773694.8U CN214791231U (en) | 2021-04-15 | 2021-04-15 | Feeding device for thin rod and biomass powder fuel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120773694.8U CN214791231U (en) | 2021-04-15 | 2021-04-15 | Feeding device for thin rod and biomass powder fuel |
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CN214791231U true CN214791231U (en) | 2021-11-19 |
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CN202120773694.8U Active CN214791231U (en) | 2021-04-15 | 2021-04-15 | Feeding device for thin rod and biomass powder fuel |
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CN (1) | CN214791231U (en) |
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2021
- 2021-04-15 CN CN202120773694.8U patent/CN214791231U/en active Active
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