CN216917123U - Outer circulating device for four galleries of steel plate bin - Google Patents
Outer circulating device for four galleries of steel plate bin Download PDFInfo
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- CN216917123U CN216917123U CN202220391205.7U CN202220391205U CN216917123U CN 216917123 U CN216917123 U CN 216917123U CN 202220391205 U CN202220391205 U CN 202220391205U CN 216917123 U CN216917123 U CN 216917123U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The utility model relates to a four-gallery external circulation device of a steel plate bin, belonging to a dry ash conveying device of a coal-fired power plant, comprising two steel plate ash storage bins and two bulk bins, wherein four feeding pipelines are respectively connected with feeding ports at the tops of the two ash storage bins; four discharging pipelines at the bottom of the ash storage are connected to a bulk bin through pipelines, a movable conveying bucket elevator is mounted on the pipelines, two discharging ports are formed in the bottom of the bulk bin, and a manual inserting plate door is mounted on the pipeline of each discharging port; the side walls of two discharge ports of the bulk bin are respectively connected with a bin pump through pipelines, the discharge ports of the bin pump are connected to an ash storage bin through pipelines, the ash storage bin adopts four galleries for feeding, ash in the ash storage bin cannot be accumulated together, feeding is more uniform, materials at the bottom of the bin are conveyed to the bulk bin through a conveyor bucket elevator, and then are conveyed to the top of the bin through an external circulation pipeline by the bin pump connected with the bulk bin, so that the bottom materials are circulated to the top, the function of integral loosening of the materials in the bin is realized, and the phenomena of material compaction and hardening can be effectively avoided.
Description
Technical Field
The utility model belongs to a dry ash conveying device of a coal-fired power plant, and particularly relates to an external circulating device of four galleries of a steel plate bin.
Background
At present, coal ash produced by coal-fired boilers in China is basically stored by steel plate silos, and along with the development and use requirements of times, a plurality of large-scale steel plate silos for storing the coal ash are produced at the same time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the background art and provides a four-gallery external circulation device for a steel plate silo.
The four-gallery external circulation device for the steel plate bin comprises a steel plate storage ash storehouse and a bulk bin, wherein the steel plate storage ash storehouse comprises an ash storehouse I and an ash storehouse II, and four feeding pipelines are respectively connected with feeding holes in the tops of the ash storehouse I and the ash storehouse II; four discharging pipelines at the bottom of the ash storage I are connected to a bulk bin I through pipelines I, a movable conveying bucket elevator I is mounted on the pipelines I, two discharging ports are formed in the bottom of the bulk bin I, and a manual inserting plate door I is mounted on each discharging port; four discharging pipelines at the bottom of the ash storage warehouse II are connected to a bulk bin II through a pipeline II, a movable conveying bucket elevator II is mounted on the pipeline II, two discharging ports are formed in the bottom of the bulk bin II, and a manual inserting plate door II is mounted on the pipeline of each discharging port; two discharge gate lateral walls of bulk bin I respectively the discharge gate tube coupling of having connected storehouse pump I, storehouse pump I to ash storage storehouse I, two discharge gate lateral wall tube couplings of bulk bin II to storehouse pump II, the discharge gate tube coupling of storehouse pump II to ash storage storehouse II.
As a further improvement of the utility model, dust removers are arranged on an ash storage warehouse I, an ash storage warehouse II, a conveying bucket elevator I, a conveying bucket elevator II, a bulk storage warehouse I and a bulk storage warehouse II of the external circulation device of the four galleries of the steel plate warehouse.
As a further improvement of the utility model, the device for the four-gallery external circulation device of the steel plate bin further comprises an air storage tank, an air inlet pipeline of the air storage tank is connected with two groups of air compressor units, a valve I is arranged on the pipeline, and an air outlet pipeline of the air storage tank is respectively connected with dust collectors on the ash storage bin I, the ash storage bin II, the conveying bucket elevator I, the conveying bucket elevator II, the bulk bin I and the bulk bin II.
As a further improvement of the utility model, the air outlet pipelines of the air storage tanks of the four-gallery external circulation device of the steel plate bin are respectively communicated with the air inlets at the lower parts of the side walls of the ash storage warehouse I and the ash storage warehouse II through pipelines a and b.
As a further improvement of the utility model, the bottoms of the ash storage warehouse I and the ash storage warehouse II of the four-gallery external circulation device of the steel plate warehouse are respectively connected with a gasification fan I, a gasification fan II, a discharge fan I and a discharge fan II.
As a further improvement of the utility model, the tank walls of the ash storage tank I and the ash storage tank II of the four-gallery external circulation device of the steel plate bin are respectively provided with three air inlets with different heights, and a valve III is arranged on a pipeline between the three air inlets and an air storage tank.
As a further improvement of the utility model, pneumatic stop valves II are respectively arranged on four feeding pipelines of the ash storage warehouse I and the ash storage warehouse II of the four-gallery external circulation device of the steel plate warehouse, and a manual inserting plate door and an electric inserting plate door are arranged on a discharging pipeline at the bottom.
As a further improvement of the utility model, a bin pump feeding pneumatic door is arranged on a feeding pipeline at the upper parts of a bin pump I and a bin pump II of the external circulating device of the four galleries of the steel plate bin, and a bin pump discharging manual door and a bin pump discharging pneumatic door are arranged on a discharging pipeline at the bottom part.
According to the four-gallery external circulation device for the steel plate warehouse, the four galleries are used for feeding the steel plate warehouse, so that the feeding of the steel plate warehouse is uniform, the ash in the warehouse cannot be accumulated together, the feeding is more uniform, the materials at the bottom of the warehouse are conveyed to the bulk warehouse through the conveyor bucket elevator and then conveyed to the top of the warehouse again through the external circulation pipeline by the warehouse pump connected with the bulk warehouse, the bottom materials are circulated to the top, the function of loosening the materials in the warehouse integrally is realized, and the phenomena of material compaction and material hardening can be effectively avoided.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The utility model relates to a four-gallery external circulation device of a steel plate bin, which is further explained.
Example 1
The four-gallery external circulation device for the steel plate bin comprises a steel plate storage ash storehouse and a bulk bin, wherein the steel plate storage ash storehouse comprises an ash storehouse I1 and an ash storehouse II 3, and four feeding pipelines are respectively connected with feeding ports at the tops of the ash storehouse I1 and the ash storehouse II 3.
Four discharging pipelines at the bottom of the ash storage I1 are connected to a bulk bin I2 through pipelines I5, a movable conveying bucket elevator I6 is mounted on the pipeline I5, two discharging ports are formed in the bottom of the bulk bin I2, and a manual inserting plate door I7 is mounted on each discharging port; two discharge gate lateral walls of bulk bin I2 have been connected storehouse pump I11 respectively the pipeline, have storehouse pump feeding pneumatic door I18 on its pipeline, and the discharge gate pipeline of storehouse pump I11 loops through storehouse pump ejection of compact manual door I19 and storehouse pump ejection of compact pneumatic door I20 and is connected to ash storage storehouse I1, and when storehouse pump feeding pneumatic door I18 was opened, the ejection of compact of bulk bin I2 got into storehouse pump I11, finally returns ash storage storehouse I1.
Four discharging pipelines at the bottom of the ash storage II 3 are connected to a bulk bin II 4 through pipelines II 8, a movable conveying bucket elevator II 9 is mounted on the pipeline II 8, two discharging ports are formed in the bottom of the bulk bin II 4, and a manual inserting plate door II 10 is mounted on each discharging port pipeline; two discharge gate lateral wall tube couplings in bulk storehouse II 4 are to storehouse pump II 12, have storehouse pump feeding pneumatic door II 21 on its pipeline, and the discharge gate pipeline of storehouse pump II 12 loops through storehouse pump ejection of compact manual door II 22 and storehouse pump ejection of compact pneumatic door II 23 and is connected to ash storage storehouse II 3, and when storehouse pump feeding pneumatic door II 21 was opened, II 4 ejection of compact in bulk storehouse got into storehouse pump II 12, finally returned in ash storage storehouse II 3.
In the utility model, the bottoms of the ash storage warehouse I1 and the ash storage warehouse II 3 are respectively connected with a gasification fan I14, a gasification fan II 16, a discharge fan I15 and a discharge fan II 1.
According to the utility model, radar level gauges are arranged on the tops of the ash storage I1 and the ash storage II 3 so as to measure and control the material level condition in the ash storage, meanwhile, pressure regulating valves for regulating pressure balance are arranged to regulate the interior to keep micro negative pressure, dust collectors are arranged on the ash storage I1, the ash storage II 3, the conveying bucket elevator I6, the conveying bucket elevator II 9, the bulk storage I2 and the bulk storage II 4, so that the requirement of environmental protection is met, the device also comprises an air storage tank 13, an air inlet pipeline of the air storage tank 13 is connected with two groups of air compressor sets 24, a valve I is arranged on the pipeline, and an air outlet pipeline of the air storage tank 13 is respectively connected with the dust collectors on the ash storage I1, the ash storage II 3, the conveying bucket elevator I6, the conveying bucket elevator II 9, the bulk storage I2 and the bulk storage II 4. Meanwhile, an air outlet pipeline of the air storage tank 13 is communicated with air inlets 7 at the lower parts of the side walls of the ash storage I1 and the ash storage II 3 through a pipeline a and a pipeline b respectively; the lower parts of the side walls of the ash storage I1 and the ash storage II 3 are provided with three air inlets with different heights, a valve III is arranged on a pipeline between the air inlets and the air storage tank 13, and four feeding pipelines of the ash storage I1 and the ash storage II 3 are provided with pneumatic stop valves II.
In conclusion, the four-gallery external circulation device for the steel plate bin solves the problem of uneven material feeding by adopting a four-gallery mode, materials at the bottom of the bin are conveyed to the bulk bin through the conveyor bucket elevator, and then the fly ash is conveyed to the ash storage bin through the bin pump connected with the bulk bin by using compressed air, so that the functions of circulating the materials at the bottom to the top and integrally loosening the materials in the bin are realized, and the problems of material compaction and hardening are solved.
Claims (8)
1. The steel plate warehouse four-gallery external circulation device comprises a steel plate warehouse ash storehouse and bulk bins, and is characterized in that the steel plate warehouse ash storehouse comprises an ash storehouse I (1) and an ash storehouse II (3), and four feeding pipelines are respectively connected with feeding ports at the tops of the ash storehouse I (1) and the ash storehouse II (3); four discharging pipelines at the bottom of the ash storage I (1) are connected to a bulk bin I (2) through pipelines I (5), a movable conveyor bucket elevator I (6) is installed on the pipelines I (5), two discharging ports are formed in the bottom of the bulk bin I (2), and a manual inserting plate door I (7) is installed on each pipeline of each discharging port; four discharging pipelines at the bottom of the ash storage II (3) are connected to a bulk bin II (4) through a pipeline II (8), a movable conveyor bucket elevator II (9) is installed on the pipeline II (8), two discharging ports are formed in the bottom of the bulk bin II (4), and a manual inserting plate door II (10) is installed on the pipeline of each discharging port; two discharge gate lateral walls of bulk storage I (2) have been connected storehouse pump I (11), the discharge gate tube coupling of storehouse pump I (11) to ash storage I (1) respectively in the pipeline, two discharge gate lateral wall tube couplings of bulk storage II (4) to storehouse pump II (12), the discharge gate tube coupling of storehouse pump II (12) to ash storage II (3).
2. The steel plate silo four-gallery external circulation device as claimed in claim 1, wherein dust collectors are mounted on the ash storage silo I (1), the ash storage silo II (3), the conveyor bucket elevator I (6), the conveyor bucket elevator II (9), the bulk silo I (2) and the bulk silo II (4).
3. The steel plate silo four-gallery external circulation device as claimed in claim 2, characterized in that the device further comprises an air storage tank (13), an air inlet pipeline of the air storage tank (13) is connected with two sets of air compressor sets (24), a valve I is arranged on the pipeline, and an air outlet pipeline of the air storage tank (13) is respectively connected with dust collectors on the ash storage warehouse I (1), the ash storage warehouse II (3), the conveying bucket elevator I (6), the conveying bucket elevator II (9), the bulk warehouse I (2) and the bulk warehouse II (4).
4. The steel plate silo four-gallery external circulation device as claimed in claim 3, wherein the outlet pipeline of the gas storage tank (13) is respectively communicated with the gas inlets at the lower parts of the side walls of the ash storage warehouse I (1) and the ash storage warehouse II (3) through a pipeline a and a pipeline b.
5. The steel plate silo four-gallery external circulation device as claimed in claim 2, wherein the bottoms of the ash storage silo I (1) and the ash storage silo II (3) are connected with a gasification fan I (14), a gasification fan II (16), a discharge fan I (15) and a discharge fan II (17).
6. The steel plate silo four-gallery external circulation device as claimed in claim 3, wherein the tank walls of the ash storage silo I (1) and the ash storage silo II (3) are provided with three air inlets with different heights, and a valve III is arranged on a pipeline between the air inlets and the air storage tank (13).
7. The steel plate bin four-gallery external circulation device as claimed in claim 1, wherein the pneumatic stop valve II is installed on each of the four feeding pipelines of the ash storage warehouse I (1) and the ash storage warehouse II (3), and the manual inserting plate door and the electric inserting plate door are installed on the discharging pipeline at the bottom.
8. The steel plate bin four-gallery external circulation device as claimed in claim 1, wherein the feed pipelines at the upper parts of the bin pump I (11) and the bin pump II (12) are provided with bin pump feed pneumatic doors, and the discharge pipelines at the bottom part are provided with bin pump discharge manual doors and bin pump discharge pneumatic doors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220391205.7U CN216917123U (en) | 2022-02-25 | 2022-02-25 | Outer circulating device for four galleries of steel plate bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220391205.7U CN216917123U (en) | 2022-02-25 | 2022-02-25 | Outer circulating device for four galleries of steel plate bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216917123U true CN216917123U (en) | 2022-07-08 |
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ID=82266556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220391205.7U Active CN216917123U (en) | 2022-02-25 | 2022-02-25 | Outer circulating device for four galleries of steel plate bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216917123U (en) |
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2022
- 2022-02-25 CN CN202220391205.7U patent/CN216917123U/en active Active
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