CN218809038U - Lime stone powder storehouse ash discharge system - Google Patents

Lime stone powder storehouse ash discharge system Download PDF

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Publication number
CN218809038U
CN218809038U CN202221996130.1U CN202221996130U CN218809038U CN 218809038 U CN218809038 U CN 218809038U CN 202221996130 U CN202221996130 U CN 202221996130U CN 218809038 U CN218809038 U CN 218809038U
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China
Prior art keywords
ash
powder bin
ash discharging
pipe
pipeline
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CN202221996130.1U
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Chinese (zh)
Inventor
丛树涛
王曦明
崔海东
赵德芳
李海明
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Datang Shuangyashan Thermal Power Co Ltd
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Datang Shuangyashan Thermal Power Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/40Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills

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Abstract

A lime stone powder bin ash discharging system comprises a lime stone powder bin, a fluidizing air component, a powder bin pump ash discharging component, an inclined tube ash discharging component, a straight tube ash discharging component and a box type ash flusher component, wherein a cloth bag dust collector fan, an ash inlet and a vacuum release valve are arranged at the top of the lime stone powder bin; the lime powder bin ash discharge system is provided with a plurality of ash discharge modes, and the beneficial effect of determining a single ash discharge mode is achieved; the arrangement of the powder bin pump and the arrangement of the high material level signal transmitter in the powder bin pump achieve the aim of accurately controlling the ash discharge amount; the ash water generated by direct ash removal of the box-type ash flusher is discharged into a trench, so that the beneficial effects of avoiding fly ash and protecting the environment are achieved.

Description

Lime stone powder storehouse ash discharge system
Technical Field
The utility model belongs to the technical field of the ash technique of power plant's row and specifically relates to an avoid lime stone powder storehouse dust discharging system of flying dust when can provide multiple ash discharging mode, accurate control ash discharge volume, ash discharging.
Background
When a power plant sorting system operates and a user does not need the generated limestone powder, in order to ensure the safe operation of a limestone powder bin system, the limestone powder generated by the sorting system is discharged to an ash pond, but when the existing ash discharging system discharges ash, the ash bin cannot achieve accurate ash discharge control; when the powder bin discharges limestone powder to a trench, fly ash is generated, which is not beneficial to environmental protection; therefore, a comprehensive ash discharge system capable of providing various ash discharge modes, accurately controlling the ash discharge amount and avoiding fly ash during ash discharge is indispensable.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a lime stone powder bin ash discharging system which is provided with a plurality of ash discharging modes, a powder bin pump and a high material level signal transmitter in the powder bin pump, thus achieving the purpose of accurately controlling the ash discharging amount; the box type ash flusher directly discharges the ash water generated by ash removal into a trench, thereby achieving the purposes of avoiding fly ash and protecting the environment.
The technical scheme that the utility model solves its technical problem adopts is, put grey subassembly, straight tube ash discharge subassembly, box ash flusher subassembly including limestone powder storehouse, fluidization wind subassembly, powder storehouse pump, wherein, limestone powder storehouse top have sack cleaner fan, come grey entry, vacuum release valve, limestone powder storehouse bottom have put the ash mouth, fluidization wind subassembly with the limestone powder storehouse be connected, with put the ash mouth be connected have the powder storehouse pump put grey subassembly, pipe chute ash discharge subassembly, straight tube ash discharge subassembly, box ash flusher subassembly;
the fluidized air assembly comprises a fluidized fan, an electric heater, a fluidized air pipeline, an electric heater inlet door and an electric heater outlet door, the fluidized fan is connected with the fluidized air pipeline between the coarse ash storehouses, and the fluidized air pipeline is provided with the electric heater, the electric heater inlet door and the electric heater outlet door;
the inclined tube ash discharging component comprises an inclined tube ash discharging cloth bag, an inclined tube ash discharging hoister, an inclined tube ash discharging tube and an inclined tube ash discharging manual primary door, the inclined tube ash discharging cloth bag is connected with the inclined tube ash discharging tube between the ash discharging openings, the inclined tube ash discharging tube is provided with the inclined tube ash discharging manual primary door, and the inclined tube ash discharging cloth bag is connected with the inclined tube ash discharging hoister;
the ash discharging component of the powder bin pump comprises a powder bin pump, a powder bin pump feeding manual door, a powder bin pump feeding pneumatic door, a compressed air pipeline and an ash pond pipeline, wherein an ash inlet is formed in the top of the powder bin pump, an ash discharging port is formed in the bottom of the powder bin pump, a high material level signal transmitter is arranged in the powder bin pump, a powder bin pump feeding exhaust valve is arranged on the powder bin pump, the powder bin pump feeding port is connected with the ash discharging port through a pipeline, the pipeline is provided with the powder bin pump feeding manual door and the powder bin pump feeding pneumatic door, one end of the ash discharging port in the bottom of the powder bin pump is connected with the compressed air pipeline, the other end of the ash discharging port in the bottom of the powder bin pump is connected with the ash pond pipeline, and the compressed air pipeline is provided with the powder bin pump feeding pneumatic door, a compressed air to powder bin pump feeding pressure regulating valve and a compressed air to powder bin pump feeding manual valve;
the straight pipe ash discharging component comprises a straight pipe ash discharging cloth bag, a straight pipe ash discharging elevator, a straight pipe ash discharging pipe and a straight pipe ash discharging manual primary door, wherein the straight pipe ash discharging cloth bag is connected with the straight pipe ash discharging pipe between the ash discharging openings;
the box-type ash flusher assembly comprises a box-type ash flusher, an inclined pipe, a manual primary ash discharging valve of a powder bin, a manual secondary ash discharging valve of the powder bin, a feeder and a trench flushing pipeline, wherein the box-type ash flusher is communicated with a straight ash discharging pipe in the straight ash discharging assembly through the inclined pipe;
the fluidized air pipeline in the fluidized air assembly is connected with the inclined pipe in the box type ash flusher assembly through a pipeline, and a manual door for conveying the fluidized air to the powder bin discharge pipeline is arranged on a connecting pipeline between the fluidized air pipeline in the fluidized air assembly and the inclined pipe in the box type ash flusher assembly.
The lime stone powder bin ash discharge system has the advantages that multiple ash discharge modes are arranged, and the beneficial effect of solving the single ash discharge mode is achieved; the arrangement of the powder bin pump and the arrangement of the high material level signal transmitter in the powder bin pump achieve the purpose of accurately controlling the ash discharge amount; the ash water generated by direct ash removal of the box-type ash flusher is discharged into a trench, so that the beneficial effects of avoiding fly ash and protecting the environment are achieved.
Description of the drawings:
FIG. 1 is a view of the structure of the present invention;
the present invention will be further described with reference to the accompanying drawings and examples.
The specific implementation mode is as follows:
the specific implementation mode of the utility model is, refer to fig. 1, including limestone powder storehouse 2, fluidization wind subassembly, powder storehouse pump put grey subassembly, pipe chute put grey subassembly, straight tube put grey subassembly, box ash flusher subassembly, wherein, 2 tops in limestone powder storehouse have sack cleaner fan 1, come grey entry 3, vacuum release valve 4, 2 bottoms in limestone powder storehouse have put grey mouth 38, 5, fluidization wind subassembly with limestone powder storehouse 2 be connected, with put grey mouth 38, 5 be connected with powder storehouse pump put grey subassembly, pipe chute put grey subassembly, straight tube put grey subassembly, box ash flusher subassembly;
referring to fig. 1, the fluidizing air assembly includes a fluidizing air blower 27, an electric heater 29, a fluidizing air pipeline 30, an electric heater inlet door 28 and an electric heater outlet door 33, the fluidizing air blower 27 is connected to the fluidizing air pipeline 30 between the limestone powder bins 2, and the fluidizing air pipeline 30 is provided with the electric heater 29, the electric heater inlet door 28 and the electric heater outlet door 33;
referring to fig. 1, the inclined tube ash discharging component comprises an inclined tube ash discharging cloth bag 31, an inclined tube ash discharging elevator 32, an inclined tube ash discharging tube and an inclined tube ash discharging manual primary door 34, the inclined tube ash discharging cloth bag 31 is connected with the inclined tube ash discharging opening 38 through the inclined tube ash discharging tube, the inclined tube ash discharging tube is provided with the inclined tube ash discharging manual primary door 34, and the inclined tube ash discharging cloth bag 31 is connected with the inclined tube ash discharging elevator 32;
referring to fig. 1, the powder silo pump ash discharging assembly comprises a powder silo pump 24, a powder silo pump feeding manual door 37, a powder silo pump feeding pneumatic door 36, a compressed air pipeline 20 and an ash pond pipeline 26, wherein an ash inlet 23 is formed in the top of the powder silo pump 24, an ash discharging port 25 is formed in the bottom of the powder silo pump 24, a high material level signal transmitter is arranged in the powder silo pump 24, a powder silo pump feeding exhaust valve 35 is arranged on the powder silo pump 24, the ash inlet 23 of the powder silo pump 24 is connected with the ash discharging port 38 through a pipeline, the pipeline is provided with the powder silo pump feeding manual door 37 and the powder silo pump feeding pneumatic door 36, one end of the ash discharging port 25 in the bottom of the powder silo pump 24 is connected with the compressed air pipeline 20, the other end of the ash discharging port 25 in the bottom of the powder silo pump 24 is connected with the ash pond pipeline 26, and the compressed air pipeline 20 is provided with a powder silo pump feeding pneumatic door 22, a compressed air inlet 21, a compressed air inlet valve 21 and a pressure regulating valve 19 for the powder silo pump;
referring to fig. 1, the straight pipe ash discharging component comprises a straight pipe ash discharging cloth bag 15, a straight pipe ash discharging elevator 7, a straight pipe ash discharging pipe and a straight pipe ash discharging manual primary door 6, wherein the straight pipe ash discharging cloth bag 15 is connected with the straight pipe ash discharging pipe between the ash discharging openings 5, the straight pipe ash discharging pipe is provided with the straight pipe ash discharging manual primary door 6, and the straight pipe ash discharging cloth bag 15 is connected with the straight pipe ash discharging elevator 7;
referring to fig. 1, the box type ash flushing device assembly comprises a box type ash flushing device 16, an inclined pipe 12, a manual primary ash discharging valve 11 of a powder bin, a manual secondary ash discharging valve 13 of the powder bin, a feeder 14 and a trench flushing pipeline 17, wherein the box type ash flushing device 16 is communicated with a straight pipe ash discharging pipe in the straight pipe ash discharging assembly through the inclined pipe 12, the inclined pipe 12 is provided with the manual primary ash discharging valve 11 of the powder bin, the manual secondary ash discharging valve 13 of the powder bin and the feeder 14, the box type ash flushing device 16 is communicated with a trench, the trench is provided with the trench flushing pipeline 17, the trench flushing pipeline is provided with a manual trench door 18, and the trench is communicated with an ash slag pool;
referring to fig. 1, a fluidized air pipeline 30 in the fluidized air assembly is connected with an inclined pipe 12 in the box type ash remover assembly through a pipeline, and a manual door 8, 9 and 10 for conveying fluidized air to a powder bin discharge pipeline is arranged on a connecting pipeline between the fluidized air pipeline 30 in the fluidized air assembly and the inclined pipe 12 in the box type ash remover assembly.
In embodiment 1, when the limestone powder bin needs to discharge ash, referring to fig. 1, opening a feeding and discharging valve 35 of a powder bin pump 24 to discharge the pressure in the powder bin pump 24, discharging the pressure in the powder bin pump 24, closing the feeding and discharging valve 35 of the powder bin pump, opening a feeding pneumatic valve 36 of the powder bin pump and a feeding manual valve 37 of the powder bin pump, controlling the feeding amount of the powder bin pump 24 according to the feeding time of the powder bin pump 24, and a high material level signal transmitter arranged in the powder bin pump 24, stopping feeding the powder bin pump 24 when the feeding of the powder bin pump 24 reaches a high material level signal of the limestone powder bin, closing the feeding pneumatic valve 36 of the powder bin pump and the feeding manual valve 37 of the powder bin pump, opening the feeding pneumatic valve 22 of the powder bin pump, compressing air to the powder bin pump and the feeding manual valve 19 of the powder bin pump, purging the ash in the powder bin pump 24 to a ash pond, and setting an ash discharging pressure regulating valve 21 of the powder bin pump and a ash discharging valve assembly 24 according to the ash discharging pipeline and finishing a ash discharging procedure;
embodiment 2, when the lime stone powder bin needs to be ash-discharged, referring to fig. 1, an operator starts a powder bin ash-discharging manual primary valve 11, a powder bin ash-discharging manual secondary valve 13 and a feeder 14 in a box type ash flusher assembly, opens a trench flushing water manual door 18, opens fluidizing air to powder bin discharge pipeline manual doors 8, 9 and 10, and the ash discharge can be realized through a box type ash flusher 16 in the limestone powder bin 2; when the lime powder bin does not need to discharge lime, closing the manual primary lime discharging valve 11 of the lime powder bin, the manual secondary lime discharging valve 13 of the lime powder bin and the feeder 14, closing the manual gate 18 of trench washing water, and closing the manual gates 8, 9 and 10 of fluidized air to the lime bin discharge pipelines, wherein the system is in a standby state at the moment;
in embodiment 3, when the limestone powder bin needs to discharge ash, referring to fig. 1, the inclined tube ash discharging hoister 32 adjusts the inclined tube ash discharging cloth bag 31 to a position suitable for a transport vehicle to receive the ash, opens the inclined tube ash discharging manual primary door 34 until the transport vehicle is filled with limestone powder, closes the inclined tube ash discharging manual primary door 34, and transports the limestone powder to the ash pond by the transport vehicle;
embodiment 4, when the lime stone powder bin needs to discharge ash, referring to fig. 1, the straight pipe ash discharging lifting machine 7 adjusts the straight pipe ash discharging cloth bag 15 to a position suitable for receiving ash by a transport vehicle, opens the straight pipe ash discharging manual primary door 6 until the transport vehicle is filled with ash, closes the straight pipe ash discharging manual primary door 6, and the transport vehicle conveys the ash to the ash residue pool.

Claims (7)

1. The utility model provides a lime stone powder storehouse arranges grey system, includes that lime stone powder storehouse, fluidization wind subassembly, powder storehouse pump put grey subassembly, pipe chute put grey subassembly, straight tube put grey subassembly, box ash flusher subassembly, characterized by: the lime stone powder storehouse top have sack cleaner fan, come grey entry, vacuum release valve, lime stone powder storehouse bottom have put the ash mouth, fluidization wind subassembly with lime stone powder storehouse connect, with put what the ash mouth is connected have the powder storehouse pump put grey subassembly, pipe chute put grey subassembly, straight tube put grey subassembly, box ash flusher subassembly.
2. The limestone powder bin ash discharge system as claimed in claim 1, wherein: the fluidization air assembly comprises a fluidization fan, an electric heater, a fluidization air pipeline, an electric heater inlet door and an electric heater outlet door, the fluidization fan is connected with the fluidization air pipeline between the limestone powder bins, and the fluidization air pipeline is provided with the electric heater, the electric heater inlet door and the electric heater outlet door.
3. The limestone powder bin ash discharge system as claimed in claim 1, wherein: the pipe chute ash discharging component comprises a pipe chute ash discharging cloth bag, a pipe chute ash discharging elevator, a pipe chute ash discharging pipe and a pipe chute ash discharging manual primary door, the pipe chute ash discharging cloth bag is connected with the pipe chute ash discharging opening through the pipe chute ash discharging pipe, the pipe chute ash discharging pipe is provided with a pipe chute ash discharging manual primary door, and the pipe chute ash discharging cloth bag is connected with the pipe chute ash discharging elevator.
4. The limestone powder bin ash discharge system as claimed in claim 1, wherein: the ash discharging component of the powder bin pump comprises a powder bin pump, a powder bin pump feeding manual door, a powder bin pump feeding pneumatic door, a compressed air pipeline and an ash pond pipeline, an ash inlet is formed in the top of the powder bin pump, an ash discharging port is formed in the bottom of the powder bin pump, a high material level signal transmitter is arranged in the powder bin pump, a powder bin pump feeding exhaust valve is arranged on the powder bin pump, the powder bin pump feeding inlet is connected with the ash discharging port through a pipeline, a powder bin pump feeding manual door and a powder bin pump feeding pneumatic door are arranged on the pipeline, one end of the ash discharging port in the bottom of the powder bin pump is connected with the compressed air pipeline, the other end of the ash discharging port in the bottom of the powder bin pump is connected with the ash pond pipeline, and a powder bin pump feeding pneumatic door, compressed air to a powder bin pump feeding air regulating valve and a compressed air to powder bin pump feeding manual valve are arranged on the compressed air pipeline.
5. The limestone powder bin ash discharge system as claimed in claim 1, wherein: the straight pipe ash discharging component comprises a straight pipe ash discharging cloth bag, a straight pipe ash discharging elevator, a straight pipe ash discharging pipe and a straight pipe ash discharging manual primary door, wherein the straight pipe ash discharging cloth bag is connected with the straight pipe ash discharging pipe between the ash discharging openings, the straight pipe ash discharging pipe is provided with the straight pipe ash discharging manual primary door, and the straight pipe ash discharging cloth bag is connected with the straight pipe ash discharging elevator.
6. The limestone powder bin ash discharge system of claim 5 wherein: the box ash flusher assembly comprises a box ash flusher, an inclined pipe, a manual ash discharging primary valve of a powder bin, a manual ash discharging secondary valve of the powder bin, a feeder and a trench flushing pipeline, wherein the box ash flusher and a straight pipe ash discharging pipe in the straight pipe ash discharging assembly are communicated through the inclined pipe, the inclined pipe is provided with the manual ash discharging primary valve of the powder bin, the manual ash discharging secondary valve of the powder bin and the feeder, the box ash flusher is communicated with the trench, the trench is provided with the trench flushing pipeline, the trench flushing pipeline is provided with a trench flushing water manual door, and the trench is communicated with a ash pond.
7. The limestone powder bin ash discharge system as claimed in claim 2, wherein: and a pipeline between the fluidized air pipeline in the fluidized air assembly and the inclined pipes in the box type ash flusher assembly is connected, and a manual door for conveying fluidized air to a powder bin discharge pipeline is arranged on a connecting pipeline between the fluidized air pipeline in the fluidized air assembly and the inclined pipes in the box type ash flusher assembly.
CN202221996130.1U 2022-08-01 2022-08-01 Lime stone powder storehouse ash discharge system Active CN218809038U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221996130.1U CN218809038U (en) 2022-08-01 2022-08-01 Lime stone powder storehouse ash discharge system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221996130.1U CN218809038U (en) 2022-08-01 2022-08-01 Lime stone powder storehouse ash discharge system

Publications (1)

Publication Number Publication Date
CN218809038U true CN218809038U (en) 2023-04-07

Family

ID=87046767

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221996130.1U Active CN218809038U (en) 2022-08-01 2022-08-01 Lime stone powder storehouse ash discharge system

Country Status (1)

Country Link
CN (1) CN218809038U (en)

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