CN214635036U - Biomass straw pretreatment system for power plant - Google Patents
Biomass straw pretreatment system for power plant Download PDFInfo
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- CN214635036U CN214635036U CN202021579809.1U CN202021579809U CN214635036U CN 214635036 U CN214635036 U CN 214635036U CN 202021579809 U CN202021579809 U CN 202021579809U CN 214635036 U CN214635036 U CN 214635036U
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Abstract
The utility model relates to a power plant's living beings straw pretreatment systems, including being used for breaking the full-automatic broken chartered plane, feeding system, dust pelletizing system, packaging system, the ponding processing system that tears open and remove straw buttress outward appearance braided bag. The utility model aims at overcoming the defects existing in the prior art and providing a power plant biomass straw pretreatment system.
Description
Technical Field
The utility model relates to a straw field of handling especially relates to biomass straw pretreatment systems of power plant.
Background
The straw is a good clean renewable energy source, is one of new energy sources with development potential, and has good economic, ecological and social benefits. Straw power generation is a power generation mode using crop straws as main fuel, and is divided into straw gasification power generation and straw combustion power generation. Whether straw gasification power generation or straw combustion power generation, the straws need to be packed and recycled from the field to a power plant, and then subsequent treatment is carried out. The straw is all wrapped up into the buttress with the braided bag and conveniently transports to the power plant to it in field packing, need break the braided bag and tear open before the power plant uses. However, the prior breaking and dismantling work is carried out manually, and the workload is large and the labor intensity is strong; in addition, a large amount of dust can be blown out in the breaking and dismantling process, so that the environment is polluted, and the physical health of workers is influenced; finally, when the broken and detached straws are stacked on the ground of a factory, water accumulation can occur in rainy days, and sewage soaked in the straws is led out to flow transversely, so that the environment of the factory is influenced. Therefore, designing a power plant biomass straw pretreatment system is also important for a power plant.
Disclosure of Invention
The utility model aims at overcoming the defects existing in the prior art and providing a power plant biomass straw pretreatment system.
Realize the utility model discloses the technical scheme of purpose is: the power plant biomass straw pretreatment system comprises a full-automatic bag breaker for breaking and removing woven bags on the outer surfaces of straw stacks;
the feeding system is arranged at a feeding port of the full-automatic bag breaking machine and is used for orderly conveying the straw stacks to the input end of the full-automatic bag breaking machine;
the dust removal system is connected with the upper end of the full-automatic bag breaking machine and is used for collecting dust generated when the full-automatic bag breaking machine breaks and detaches the straw stack;
the packing system is connected with the output end of the dust removal system and is used for collecting and packing the dust collected by the dust removal system;
and the accumulated water treatment system is used for treating the accumulated water percolate at the straw stacking position after the straw stack is broken and detached.
Further, a discharge hole is formed in the lower end of the full-automatic bag breaking machine; an air outlet is formed above the discharge port; and a woven bag outlet is arranged on the right side of the full-automatic bag breaking machine.
Further, the dust removal system comprises a primary dust removal unit which is communicated with an air outlet on the full-automatic bag breaking machine and used for conveying collected dust to the packaging system; the primary dust removal unit comprises a cyclone collector, a buffer bin and a vector spiral weighing device; the front end of the cyclone collector is communicated with the air outlet through a dust hood; the buffer bin is connected with a discharge hole at the lower end of the cyclone collector; a rotary ash discharging valve is additionally arranged between the buffer bin and the cyclone collector; the vector spiral weighing device is connected with a discharge hole at the lower end of the buffer bin; the output end of the vector spiral weighing device is externally connected with a Roots blower; and the dust falling into the vector spiral weighing device is sent into a packaging system through a Roots blower.
Furthermore, the dust removal system also comprises a secondary dust removal unit which removes dust again for the primary dust removal unit, sends the collected dust back to the primary dust removal unit and conveys the dust to the packaging system through the primary dust removal unit; the secondary dust removal unit comprises a pulse bag type dust collector connected with the top end of the cyclone collector, an induced draft fan connected with the top end of the pulse bag type dust collector and a spiral conveyor for returning dust falling into the pulse bag type dust collector to the buffer bin; a rotary ash discharging valve is additionally arranged between the pulse bag type dust collector and the screw conveyer; and a silencer is additionally arranged at the output end of the induced draft fan.
Further, the packaging system comprises a dust remover connected with the output end of the vector spiral weighing device, a secondary spiral conveyor connected with the discharge port of the dust remover, a secondary buffer bin connected with the output end of the secondary spiral conveyor, and a ton bag packaging machine arranged at the discharge port of the secondary buffer bin; a rotary ash discharging valve is additionally arranged between the dust remover and the secondary screw conveyor; a manual gate valve is additionally arranged between the dust remover and the rotary ash discharging valve; and a plurality of vibration motors are arranged on the outer periphery of the lower box body of the dust remover.
Furthermore, the accumulated water treatment system comprises a slope-type straw stacking position, a percolate sedimentation tank arranged at the lowest position of the slope-type stacking position, a liquid storage system used for extracting and storing percolate in the percolate sedimentation tank, and a spraying and burning unit used for extracting percolate in the liquid storage system and spraying and burning the percolate.
Furthermore, a filter screen allowing the percolate to pass through is erected above the percolate sedimentation tank.
Further, the liquid storage system comprises a percolate storage tank for storing percolate, a delivery water pump for extracting percolate from the percolate sedimentation tank into the percolate storage tank and a delivery pipeline for delivering percolate.
Further, manual ball valves are mounted on conveying pipelines on two sides of the conveying water pump; and a filter is arranged between the manual ball valve at the output end side of the conveying water pump and the conveying water pump.
Further, the spraying incineration unit comprises an incinerator for incinerating the percolate, a secondary delivery water pump for extracting the percolate from the percolate storage tank and delivering the percolate to the incinerator, and an ejector for atomizing the percolate entering the incinerator; two-stage manual ball valves are arranged on the conveying pipelines on two sides of the two-stage conveying water pump; and a second filter is arranged between the second-stage manual ball valve on the output end side of the second-stage conveying water pump and the second-stage conveying water pump.
After the technical scheme is adopted, the utility model discloses following positive effect has:
(1) the utility model discloses full-automatic broken chartered plane can realize that high efficiency is broken to tear open and remove the braided bag of parcel in straw buttress periphery, and the dust that the broken production of tearing open directly can get into one-level dust removal unit and second grade dust removal unit through the dust excluding hood, and the two-stage dust removal unit can be held back the dust effectively and carry to the packaging system through the roots's fan in, installs the muffler in draught fan department in addition to with the output of its noise.
(2) The utility model discloses the setting of packaging system can be big the mass storage break open the dust that the straw buttress was raised out, power plant's workman only need regularly to store the dust of storage in the dust remover box pack handle can to be convenient for carry out the post processing by a unified pair of dust, not only protect the operational environment of power plant, still significantly reduced the dust raise a series of cleaning work that increase outward, reduce the labour output that does not need.
(3) The utility model discloses ponding processing system can prevent effectively that the straw after breaking open from stacking when stacking the department, the condition of rainy day ponding appears, and rainy day ponding gets into filtration liquid sedimentation tank through the slope, gets into filtration liquid storage tank reentrant through the delivery pump afterwards and burns burning furnace, and the setting on stacking the department slope can accelerate ponding and get into in the filtration liquid sedimentation tank to filtration liquid crossing current everywhere in the factory is exempted from.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic view of the fully automatic bag breaker and dust removal system of the present invention;
FIG. 2 is a schematic view of the packaging system of the present invention;
FIG. 3 is a schematic view of the bag breaking and dust removing system of the present invention;
FIG. 4 is a schematic view of the system for treating accumulated water according to the present invention;
fig. 5 is a schematic diagram of the overall system of the present invention.
The reference numbers in the drawings are as follows: the device comprises a rotary ash discharge valve 000, a full-automatic bag breaking machine 100, a discharge port 110, a ventilation port 120, a woven bag outlet 130, a dust removal system 200, a dust hood 210, a cyclone collector 220, a buffer bin 230, a vector spiral weighing machine 240, a Roots blower 250, a pulse bag type dust collector 260, an induced draft fan 270, a silencer 271, a spiral conveyor 280, a packing system 300, a dust collector 310, a secondary spiral conveyor 320, a secondary buffer bin 330, a ton bag packer 340, a vibration motor 350, a manual gate valve 360, a ponding treatment system 400, a straw stacking place 410, a percolate sedimentation tank 420, a filter screen 421, a liquid storage system 430, a percolate liquid storage tank 431, a conveying water pump 432, a manual ball valve 433, a filter 434, a spray burning unit 440, an incinerator 441, a secondary conveying water pump 442, an ejector 443, a secondary manual ball valve 444 and a second filter 445.
Detailed Description
(example 1)
Referring to fig. 1 to 5, the utility model comprises a full-automatic bag breaker 100 for breaking and removing woven bags on the outer surface of a straw stack;
the feeding system is arranged at the feeding port of the full-automatic bag breaking machine 100 and is used for orderly conveying the straw stacks to the input end of the full-automatic bag breaking machine 100;
the dust removal system 200 is connected with the upper end of the full-automatic bag breaking machine 100 and is used for collecting dust generated when the full-automatic bag breaking machine 100 breaks and detaches the straw stack;
a packing system 300 connected to an output end of the dust removing system 200, for collecting and packing the dust collected by the dust removing system 200;
a water accumulation treatment system 400 for treating the water accumulation leachate at the straw stacking position after the straw stack is broken and detached.
More specifically in this embodiment, the feeding system is a climbing belt; the top end output position of the climbing type conveyor belt is arranged at the upper end of the feeding hole of the full-automatic bag breaker 100, and the climbing type conveyor belt conveys the straw stack from a low position to the top end and falls into the feeding hole of the full-automatic bag breaker 100.
More specifically, in the embodiment, the lower end of the fully automatic bale breaker 100 is provided with a discharge hole 110; a ventilation opening 120 is formed above the discharge opening 110; the woven bag outlet 130 is arranged on the right side of the full-automatic bag breaker 100. The structure of the full-automatic bag breaker 100 can refer to the existing bag breaker structure, the straw flows out from the discharge port 110 after the straw stack is broken and detached by the full-automatic bag breaker 100, the raised dust enters the dust removal system 200, and the woven bag removed from the straw stack is conveyed out from the woven bag outlet 130.
More specifically, in the embodiment, the dust removing system 200 includes a primary dust removing unit which is communicated with the ventilation port 120 of the fully automatic bale breaker 100 and conveys the collected dust to the baling system 300; the primary dust removal unit comprises a cyclone collector 220, a buffer bin 230 and a vector spiral weighing device 240; the front end of the cyclone collector 220 is communicated with the ventilation opening 120 through the dust hood 210, wherein the dust hood 210 is communicated with the cyclone collector 220 through a conveying pipeline; the buffering bin 230 is connected with a discharge hole at the lower end of the cyclone collector 220; the vector spiral weighing device 240 is connected with a discharge hole at the lower end of the buffer bin 230; the output end of the vector spiral weighing device 240 is externally connected with a Roots blower 250; the dust falling into the vector screw weigher 240 is fed into the bagging system 300 by the roots blower 250.
More specifically, in this embodiment, the packing system 300 includes a dust collector 310 connected to the output of the vector screw weigher 240 for receiving dust conveyed by the roots blower 250; the secondary screw conveyer 320 is connected with the discharge port of the dust remover 310, the secondary buffer bin 330 is connected with the output end of the secondary screw conveyer 320, and the ton bag packer 340 is arranged at the discharge port of the secondary buffer bin 330. The arrangement of the packing system 300 can store the dust raised from the broken straw stacks in large quantity, and the dust stored regularly is packed, so that the environment is protected.
More specifically, in this embodiment, the accumulated water treatment system 400 includes a slope-type straw stacking place 410, a leachate settling tank 420 disposed at the lowest position of the straw stacking place 410, a liquid storage system 430 for extracting and storing leachate in the leachate settling tank 420, and a spray incineration unit 440 for extracting and spraying the leachate in the liquid storage system 430 for combustion; the filter screen 421 that allows the leachate to pass through is erected above the leachate sedimentation tank 420, and the outer diameter of the filter screen 421 is larger than the caliber of the leachate sedimentation tank 420, so that the filter screen 421 only needs to be placed on the upper end surface of the leachate sedimentation tank 420.
More specifically, in the embodiment, the liquid storage system 430 includes a leachate storage tank 431 for storing leachate, a delivery water pump 432 for extracting the leachate from the leachate settling tank 420 into the leachate storage tank 431, and a delivery pipe for delivering the leachate, a manual ball valve 433 is installed on the delivery pipe on both sides of the delivery water pump 432, a filter 434 is installed between the manual ball valve 433 on the output end side of the delivery water pump 432 and the delivery water pump 432, and the spray incineration unit 440 includes an incinerator 441 for incinerating the leachate, a secondary delivery water pump 442 for extracting and delivering the leachate from the leachate storage tank 431 to the incinerator, and an ejector 443 for atomizing the leachate entering the incinerator 441.
Two-stage manual ball valves 444 are arranged on the conveying pipelines on two sides of the two-stage conveying water pump 442; a second filter 445 is installed between the second manual ball valve 444 and the second water pump 442 on the output end side of the second water pump 442.
(example 2)
In this embodiment, based on embodiment 1, it is more preferable that the dust remover 310 is a pulse bag type dust remover; a plurality of vibration motors 350 are installed at the outer circumference of the lower case of the dust collector 310. The installation of the vibration motor 350 can accelerate the dust in the case of the dust collector 310 to fall from the discharge port to the secondary screw conveyor 320, thereby shortening the packing time and accelerating the packing progress.
(example 3)
In this embodiment, on the basis of embodiment 1, it is preferable that the dust removing system 200 further includes a secondary dust removing unit for removing dust again from the primary dust removing unit, returning the collected dust to the primary dust removing unit, and delivering the dust to the bagging system 300 through the primary dust removing unit.
More specifically in this embodiment, the secondary dust removing unit includes a pulse bag collector 260 connected to the top end of the cyclone collector 220, an induced draft fan 270 connected to the top end of the pulse bag collector 260, and a screw conveyor 280 returning dust falling into the pulse bag collector 260 to the buffer bin 230. The dust enters the cyclone collector 220 through the dust hood 210, a part of the dust falls into the buffer bin 230 under the action of self gravity, a part of the dust enters the pulse bag type dust collector 260 under the action of the induced draft fan 270, the dust falling into the pulse bag type dust collector 260 is returned to the buffer bin 230 through the screw conveyer 280, then enters the vector spiral weighing device 240 through the buffer bin 230, and finally is sent into the packing system 300 under the action of the Roots blower 250.
More specifically, in this embodiment, a silencer 271 is additionally installed at the output end of the induced draft fan 270.
More specifically, the cyclone collector 220, the pulse bag collector 260 and the dust collector 310 are provided with rotary ash discharge valves 000 at their lower ends. A manual gate valve 360 is additionally arranged between the dust remover 310 and the rotary ash discharging valve 000. The manual gate valve 360 has the effect that the manual gate valve 360 can control the blanking of the dust remover 310, the manual gate valve 360 is in a closed state in a normal state, and the manual gate valve 360 is opened after a large amount of dust is accumulated in the dust remover 310, namely, the dust remover 310 is periodically unloaded.
The utility model discloses a theory of operation does: during operation, the straw flows out from the discharge port 110 after the straw stack is broken and disassembled by the full-automatic bag breaker 100, woven bags removed from the straw stack are conveyed out from the woven bag outlet 130, dust raised from the ventilation port 120 enters the cyclone collector 220 through the dust hood 210, a part of the dust falls into the buffer bin 230 under the action of self gravity, a part of the dust enters the pulse bag type dust collector 260 under the action of the induced draft fan 270, the dust falling into the pulse bag type dust collector 260 is returned to the buffer bin 230 through the screw conveyor 280, then enters the vector screw weighing device 240 through the buffer bin 230, and finally is sent into the dust collector 310 of the system 300 under the action of the Roots blower 250, the dust in the dust collector 310 is packed regularly, the manual gate valve 360 is opened and the vibration motor 350 is started before packing, so that the dust in the box body of the dust collector 310 is helped to fall quickly, the falling dust is conveyed to a secondary buffer bin 330 through a secondary screw conveyor 320 and finally packed by a ton bag packer 340; the scattered straws after being broken and disassembled are stacked on the straw stacking place 410, when raining, rainwater can flow into the percolate sedimentation tank 420 along a slope, percolate entering the percolate sedimentation tank 420 enters the percolate storage tank 431 through the conveying water pump 432, then enters the incinerator 441 through the secondary conveying water pump 442, and percolate is fully incinerated in the incinerator 441 under the action of the ejector 443.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. Biomass straw pretreatment systems of power plant, its characterized in that: comprises a full-automatic bag breaker (100) for breaking and removing woven bags on the outer surfaces of the straw stacks;
the feeding system is arranged at a feeding port of the full-automatic bag breaking machine (100) and is used for orderly conveying the straw stacks to the input end of the full-automatic bag breaking machine (100);
the dust removal system (200) is connected with the upper end of the full-automatic bag breaker (100) and is used for collecting dust generated when the full-automatic bag breaker (100) breaks and removes the straw stack;
the packing system (300) is connected with the output end of the dust removal system (200) and is used for collecting and packing the dust collected by the dust removal system (200);
a ponding processing system (400) for processing ponding leachate at the straw stacking position after the straw stack is broken and detached.
2. The power plant biomass straw pretreatment system of claim 1, wherein: the lower end of the full-automatic bag breaker (100) is provided with a discharge hole (110); an air outlet (120) is formed above the discharge hole (110); and a woven bag outlet (130) is arranged on the right side of the full-automatic bag breaking machine (100).
3. The power plant biomass straw pretreatment system of claim 2, wherein: the dust removal system (200) comprises a primary dust removal unit which is communicated with an air outlet (120) on the full-automatic bag breaking machine (100) and used for conveying collected dust to the packaging system (300); the primary dust removal unit comprises a cyclone collector (220), a buffer bin (230) and a vector spiral weighing device (240); the front end of the cyclone collector (220) is communicated with the air outlet (120) through a dust hood (210); the buffer bin (230) is connected with a discharge hole at the lower end of the cyclone collector (220); a rotary ash discharge valve (000) is additionally arranged between the buffer bin (230) and the cyclone collector (220); the vector spiral weighing device (240) is connected with a discharge hole at the lower end of the buffer bin (230); the output end of the vector spiral weighing device (240) is externally connected with a Roots blower (250); the dust falling into the vector spiral weighing device (240) is sent into a packing system (300) through a Roots blower (250).
4. The power plant biomass straw pretreatment system of claim 3, wherein: the dust removal system (200) also comprises a secondary dust removal unit which removes dust again from the primary dust removal unit, returns the collected dust to the primary dust removal unit and conveys the dust to the packaging system (300) through the primary dust removal unit; the secondary dust removal unit comprises a pulse bag type dust collector (260) connected with the top end of the cyclone collector (220), an induced draft fan (270) connected with the top end of the pulse bag type dust collector (260) and a spiral conveyor (280) for returning dust falling into the pulse bag type dust collector (260) to the buffer bin (230); a rotary ash discharging valve (000) is additionally arranged between the pulse bag type dust collector (260) and the screw conveyer (280); and a silencer (271) is additionally arranged at the output end of the induced draft fan (270).
5. The power plant biomass straw pretreatment system of claim 3, wherein: the packaging system (300) comprises a dust remover (310) connected with the output end of the vector spiral weighing device (240), a secondary spiral conveyor (320) connected with the discharge port of the dust remover (310), a secondary buffer bin (330) connected with the output end of the secondary spiral conveyor (320), and a ton bag packaging machine (340) arranged at the discharge port of the secondary buffer bin (330); a rotary ash discharging valve (000) is additionally arranged between the dust remover (310) and the secondary screw conveyor (320); a manual gate valve (360) is additionally arranged between the dust remover (310) and the rotary ash discharging valve (000); a plurality of vibration motors (350) are mounted on the outer periphery of the lower box body of the dust remover (310).
6. The power plant biomass straw pretreatment system of any one of claims 1 to 5, wherein: the accumulated water treatment system (400) comprises a straw stacking place (410) which is arranged in a slope manner, a percolate sedimentation tank (420) which is arranged at the lowest position of the straw stacking place (410), a liquid storage system (430) which is used for extracting and storing percolate in the percolate sedimentation tank (420), and a spraying and burning unit (440) which is used for extracting percolate in the liquid storage system (430) and spraying and burning the percolate.
7. The power plant biomass straw pretreatment system of claim 6, wherein: a filter screen (421) allowing the percolate to pass through is arranged above the percolate sedimentation tank (420).
8. The power plant biomass straw pretreatment system of claim 6, wherein: the storage system (430) comprises a percolate storage tank (431) for storing percolate, a delivery water pump (432) for extracting percolate from the percolate sedimentation tank (420) into the percolate storage tank (431), and a delivery line for delivering percolate.
9. The power plant biomass straw pretreatment system of claim 8, wherein: the conveying pipelines on two sides of the conveying water pump (432) are provided with manual ball valves (433); and a filter (434) is arranged between the manual ball valve (433) at the output end side of the conveying water pump (432) and the conveying water pump (432).
10. The power plant biomass straw pretreatment system of claim 6, wherein: the spray incineration unit (440) comprises an incinerator (441) for incinerating leachate, a secondary delivery water pump (442) for extracting and delivering the leachate from the leachate storage tank (431) to the incinerator, and an injector (443) for atomizing the leachate entering the incinerator (441); a second-stage manual ball valve (444) is arranged on the conveying pipelines on two sides of the second-stage conveying water pump (442); and a second filter (445) is arranged between the second-stage manual ball valve (444) on the output end side of the second-stage delivery water pump (442) and the second-stage delivery water pump (442).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021579809.1U CN214635036U (en) | 2020-08-03 | 2020-08-03 | Biomass straw pretreatment system for power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021579809.1U CN214635036U (en) | 2020-08-03 | 2020-08-03 | Biomass straw pretreatment system for power plant |
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| Publication Number | Publication Date |
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| CN214635036U true CN214635036U (en) | 2021-11-09 |
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| CN202021579809.1U Active CN214635036U (en) | 2020-08-03 | 2020-08-03 | Biomass straw pretreatment system for power plant |
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| CN (1) | CN214635036U (en) |
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- 2020-08-03 CN CN202021579809.1U patent/CN214635036U/en active Active
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