CN112938528A - Underground pulverized coal storage device - Google Patents
Underground pulverized coal storage device Download PDFInfo
- Publication number
- CN112938528A CN112938528A CN202110270004.1A CN202110270004A CN112938528A CN 112938528 A CN112938528 A CN 112938528A CN 202110270004 A CN202110270004 A CN 202110270004A CN 112938528 A CN112938528 A CN 112938528A
- Authority
- CN
- China
- Prior art keywords
- pulverized coal
- fly ash
- storage bin
- main body
- storage device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003245 coal Substances 0.000 title claims abstract description 56
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 239000010883 coal ash Substances 0.000 claims abstract description 19
- 239000010881 fly ash Substances 0.000 claims description 43
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 238000004200 deflagration Methods 0.000 abstract 1
- 101150054854 POU1F1 gene Proteins 0.000 description 9
- 230000006978 adaptation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/32—Filling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/54—Gates or closures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G11/00—Chutes
- B65G11/02—Chutes of straight form
- B65G11/026—Chutes of straight form for bulk
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention relates to an underground pulverized coal storage device.A horizontal support is arranged in a foundation pit, a plurality of support holes are also arranged on the horizontal support, a pulverized coal storage bin is composed of a main body section and a necking section, the necking section is positioned at the lower end of the main body section, the diameter of the main body section is larger than that of the support holes, the upper end of the necking section is larger than that of the support holes, and the lower end of the necking section is smaller than that of the support holes, so that the pulverized coal storage bin can be placed on the support holes for positioning, when the pulverized coal storage bin is placed on the support holes, the upper end of the pulverized coal storage bin is flush with the ground surface, a ground surface sealing cover is covered on the foundation pit, a plurality of feed ports are arranged on the ground surface sealing cover, an air pipe penetrates through the foundation pit, the air pipe is positioned below the horizontal support, the upper end of. The invention does not occupy the field and can well solve the problem that the pulverized coal bunker is exposed to the sun in summer and the deflagration of the pulverized coal ash is easy to occur.
Description
Technical Field
The invention relates to the technical field of fly ash storage, in particular to a buried type fly ash storage device.
Background
The pulverized coal storage and supply device, commonly called a pulverized coal bunker, is a device for storing and distributing pulverized coal ash, and the height of the pulverized coal storage and supply device is generally 15m-20 m.
The existing pulverized coal bunker is built on the ground, the bottom of the bunker body is 2-3 meters higher than the ground, and the bottom of the bunker body is provided with a feeder and an air pipe so as to bring the pulverized coal in the pulverized coal bunker out for use.
However, due to the characteristics of the fly ash, special attention needs to be paid to the temperature of the pulverized coal bunker, and particularly when the temperature of the pulverized coal bunker is too high, the fly ash has a spontaneous combustion risk and can cause a great potential safety hazard. In order to solve the problem, workers need to spray water to the pulverized coal bunker at the noon and the afternoon in summer at regular time, the temperature of the pulverized coal bunker is reduced, labor consumption is large, the occupied space of the pulverized coal bunker is large, a place with a certain area needs to be occupied, and waste of land resources is caused.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a buried pulverized coal storage device which does not occupy the field and can well solve the problem that the pulverized coal bunker is exposed to the sun in summer and the pulverized coal is easy to detonate.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
bury formula fine coal storage device, store storehouse, tuber pipe and feeder including foundation ditch, a plurality of fly ash, wherein: the coal ash storage bin is arranged on the support holes, the upper end of the coal ash storage bin is flush with the ground surface when the coal ash storage bin is arranged on the support holes, the ground surface sealing cover covers the foundation pit and can cover the foundation pit to shield the foundation pit, a plurality of feed ports are arranged on the ground surface sealing cover, the upper end of the coal ash storage bin is inserted into the feed ports, the air pipe penetrates through the foundation pit, and the air pipe is positioned below the horizontal support, the feeder is installed at the lower extreme that the storehouse was stored to fly ash, and the storehouse intercommunication is stored with fly ash to the feeder upper end, and the lower extreme communicates with the tuber pipe, installs the solenoid valve on the feeder for control feeder switching.
In order to optimize the structural form, the specific measures adopted further comprise:
the main body section of the fly ash storage bin is obliquely arranged, so that fly ash fed into the fly ash storage bin from the feeding port can slide to the necking section along the inner wall of the main body section, and fly ash agglomerates adhered to the inner wall of the main body section are flushed into the necking section together, so that the fly ash agglomerates adhered to the inner wall of the main body section are reduced.
The horizontal support is provided with a plurality of supporting rods, the supporting rods are vertically arranged, the lower ends of the supporting rods are fixed on the horizontal support, the upper ends of the supporting rods are fixed on the upper portion of the main body section of the coal ash storage bin and used for supporting the main body section of the inclined coal ash storage bin, and the upper ends of the supporting rods are lower than the ground surface sealing cover.
The bottom ground of foretell foundation ditch inclines to set up, and the minimum on the bottom ground of foundation ditch is provided with the sewer.
And four corners of the upper end of the foundation pit are provided with sealing cover clamping grooves, and four sides of the ground surface sealing cover are fixed on the sealing cover clamping grooves.
And the horizontal bracket is provided with an access door for people to go up and down.
The upper surface of the ground surface cover is coated with a heat insulation coating.
The upper end of the fly ash storage bin is provided with a storage bin sealing cover which is used for covering the fly ash storage bin.
The invention has the following advantages:
1. according to the invention, the pulverized coal bunker is arranged underground and supported by the horizontal support, and when the pulverized coal is poured into the pulverized coal bunker, a special pulverized coal pump is not needed, and only the conveying pipe of the transport vehicle is butted with the feed opening, the pulverized coal is poured into the pulverized coal bunker, and then the cover is covered.
2. The pulverized coal bunker is installed underground, the ground space can be saved, and the pulverized coal bunker can be placed in a foundation pit without being taken out unless being overhauled after being installed, so that the position of the foundation pit can be used as a parking lot, a playground or a road.
3. The fine coal bunker is installed in the underground and can not be exposed to the sun in summer, so that the fine coal bunker does not need to be cooled down at regular time, the maintenance cost of the fine coal bunker is reduced, and meanwhile, the safety of the storage of the fly ash is greatly improved.
4. The pulverized coal bunker is obliquely arranged, so that the pulverized coal fed into the pulverized coal storage bunker from the feeding port can slide to the necking section along the inner wall of the main body section, pulverized coal agglomerates adhered to the inner wall of the main body section are flushed into the necking section, the pulverized coal agglomerates adhered to the inner wall of the main body section are reduced, and the cleaning frequency of the pulverized coal bunker is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
The reference numbers in the figures are: the device comprises a foundation pit 1, a horizontal support 11, a support hole 12, a ground surface sealing cover 13, a feeding port 14, a support rod 15, an access door 16, a fly ash storage bin 2, a main body section 21, a necking section 21, an air pipe 3 and a feeder 4.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Bury formula fine coal storage device, store storehouse 2, tuber pipe 3 and feeder 4 including foundation ditch 1, a plurality of fly ash, wherein: a horizontal support 11 is arranged in a foundation pit 1, a certain distance is reserved between the horizontal support 11 and the bottom of the foundation pit 1, the horizontal support 11 is a grid frame and is provided with a grid which is through up and down, a plurality of support holes 12 are also arranged on the horizontal support 11, a fly ash storage bin 2 is composed of a main body section 21 and a necking section 21, the necking section 21 is arranged at the lower end of the main body section 21, the diameter of the main body section 21 is larger than the diameter of the support holes 12, the upper end of the necking section 21 is larger than the diameter of the support holes 12, the lower end of the necking section 21 is smaller than the diameter of the support holes 12, so that the fly ash storage bin 2 can be placed on the support holes 12 for positioning, when the fly ash storage bin 2 is placed on the support holes 12, the upper end of the fly ash storage bin 2 is flush with the ground surface, a ground surface sealing cover 13 is covered on the foundation pit 1, the ground surface sealing cover 13 can be covered on the foundation pit, the air pipe 3 passes through the foundation pit 1, the air pipe 3 is located below the horizontal support 11, the feeder 4 is installed at the lower end of the fly ash storage bin 2, the upper end of the feeder 4 is communicated with the fly ash storage bin 2, the lower end of the feeder is communicated with the air pipe 3, and the feeder 4 is provided with an electromagnetic valve for controlling the feeder 4 to be opened and closed.
In the embodiment, the main body section 21 of the fly ash storage bin 2 is obliquely arranged, so that the fly ash fed into the fly ash storage bin 2 from the feeding port 14 can slide to the necking section 21 along the inner wall of the main body section 21, and the fly ash agglomerates adhered to the inner wall of the main body section 21 are flushed into the necking section 21 together, so that the fly ash agglomerates adhered to the inner wall of the main body section 21 are reduced.
In the embodiment, a plurality of support rods 15 are arranged on the horizontal support 11, the support rods 15 are vertically arranged, the lower ends of the support rods 15 are fixed on the horizontal support 11, the upper ends of the support rods 15 are fixed on the upper portion of the main body section 21 of the fly ash storage bin 2 and are used for supporting the inclined main body section 21 of the fly ash storage bin 2, and the upper ends of the support rods 15 are lower than the ground surface sealing cover 13.
In the embodiment, the bottom ground of the foundation pit 1 is obliquely arranged, and the lowest point of the bottom ground of the foundation pit 1 is provided with a sewer.
In the embodiment, four corners of the upper end of the foundation pit 1 are provided with sealing cover clamping grooves, and four sides of the ground surface sealing cover 13 are fixed on the sealing cover clamping grooves.
In the embodiment, the horizontal bracket 11 is provided with an access door 16 for people to get on and off.
In the embodiment, the upper surface of the ground cover 13 is coated with a heat insulation coating.
When the underground pulverized coal storage device is installed, as shown in fig. 1, a horizontal support 11 is installed in a foundation pit 1, a pulverized coal ash storage bin 2 is hoisted on the horizontal support 11, the horizontal support 11 is matched with a support rod 15, the pulverized coal ash storage bin 2 is fixed in position, then a ground surface sealing cover 13 is hoisted, the pulverized coal ash storage bin 2 is covered, the upper end of the pulverized coal ash storage bin 2 is exposed on the ground and is sealed by an openable storage bin sealing cover, when the underground pulverized coal storage device is used, a pulverized coal transport vehicle is driven to be close to the underground pulverized coal storage device, the storage bin sealing cover is opened, pulverized coal ash is poured into the pulverized coal ash storage bin 2, then the storage bin sealing cover is covered, and when pulverized coal is required to be output through an air pipe 3, a fan of the air pipe 3 and an electromagnetic valve of a feeder 4 are opened, and the pulverized coal in the pulverized coal.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to those skilled in the art may occur to one skilled in the art without departing from the scope and spirit of the present invention.
Claims (8)
1. Bury formula fine coal storage device, store storehouse (2), tuber pipe (3) and feeder (4) including foundation ditch (1), a plurality of fly ash, characterized by: the coal ash storage bin is characterized in that a horizontal support (11) is arranged in the foundation pit (1), a certain distance is reserved between the horizontal support (11) and the bottom of the foundation pit (1), the horizontal support (11) is a grid frame and is provided with a vertically through grid, a plurality of support holes (12) are further formed in the horizontal support (11), the coal ash storage bin (2) is composed of a main body section (21) and a necking section (21), the necking section (21) is located at the lower end of the main body section (21), the diameter of the main body section (21) is larger than that of each support hole (12), the upper end of the necking section (21) is larger than that of each support hole (12), the lower end of the necking section (21) is smaller than that of each support hole (12), so that the coal ash storage bin (2) can be placed on the support holes (12) for positioning, and when the coal ash storage bin (2) is placed on the support holes (12), the upper end of the coal ash storage bin (2, foundation ditch (1) upper cover have earth's surface closing cap (13), earth's surface closing cap (13) can close on foundation ditch (1), shelter from foundation ditch (1), be provided with a plurality of dog-house (14) on earth's surface closing cap (13), fly ash store storehouse (2) upper end and insert in dog-house (14), tuber pipe (3) pass from foundation ditch (1), tuber pipe (3) are located the below of horizontal stand (11), the lower extreme of storehouse (2) is stored to fly ash is installed in feeder (4), feeder (4) upper end and fly ash store storehouse (2) intercommunication, lower extreme and tuber pipe (3) intercommunication, feeder (4) on install the solenoid valve for control feeder (4) switching.
2. The underground pulverized coal storage device as claimed in claim 1, wherein: the main body section (21) of the fly ash storage bin (2) is obliquely arranged, so that fly ash fed into the fly ash storage bin (2) from the feeding port (14) can slide to the necking section (21) along the inner wall of the main body section (21), fly ash agglomerates adhered to the inner wall of the main body section (21) are flushed into the necking section (21), and the fly ash agglomerates adhered to the inner wall of the main body section (21) are reduced.
3. The underground pulverized coal storage device as claimed in claim 2, wherein: horizontal bracket (11) on be provided with a plurality of bracing piece (15), bracing piece (15) vertical setting, the lower extreme is fixed on horizontal bracket (11), the upper end is fixed on the upper portion of main part section (21) of storehouse (2) is stored to fly ash for main part section (21) to the fly ash of slope stores storehouse (2) supports, the upper end height of bracing piece (15) be less than earth's surface closing cap (13).
4. A buried pulverized coal storage device as claimed in claim 3, wherein: the bottom ground of foundation ditch (1) slope setting, and the minimum on the bottom ground of foundation ditch (1) is provided with the sewer.
5. The underground pulverized coal storage device as claimed in claim 4, wherein: four corners of the upper end of the foundation pit (1) are provided with sealing cover clamping grooves, and four sides of the earth surface sealing cover (13) are fixed on the sealing cover clamping grooves in a sitting mode.
6. The underground pulverized coal storage device as claimed in claim 5, wherein: and an access door (16) for people to go up and down is arranged on the horizontal bracket (11).
7. The underground pulverized coal storage device as claimed in claim 6, wherein: the upper surface of the ground surface cover (13) is coated with a heat insulation coating.
8. The underground pulverized coal storage device as claimed in claim 6, wherein: the upper end of the fly ash storage bin (2) is provided with a storage bin sealing cover which is used for covering the fly ash storage bin (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110270004.1A CN112938528A (en) | 2021-03-12 | 2021-03-12 | Underground pulverized coal storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110270004.1A CN112938528A (en) | 2021-03-12 | 2021-03-12 | Underground pulverized coal storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112938528A true CN112938528A (en) | 2021-06-11 |
Family
ID=76229618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110270004.1A Pending CN112938528A (en) | 2021-03-12 | 2021-03-12 | Underground pulverized coal storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112938528A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3904305A1 (en) * | 1989-02-14 | 1990-08-16 | Gewerk Eisenhuette Westfalia | Bulk-material bunker, in particular underground bunker for mining operations and the like |
| EP1752396A1 (en) * | 2003-01-24 | 2007-02-14 | Metso Paper, Inc. | Apparatus for storage and unloading of granular material |
| CN204264729U (en) * | 2014-10-29 | 2015-04-15 | 郑州翎羽新材料有限公司 | A kind of ton construction materials contract storehouse |
| CN205738906U (en) * | 2016-06-21 | 2016-11-30 | 新希望六和股份有限公司 | A kind of poultry storage device |
| CN206108436U (en) * | 2016-10-28 | 2017-04-19 | 秦皇岛市北斗自控设备有限公司 | Many materials automatic blending compounding packagine machine |
| CN108946205A (en) * | 2018-08-28 | 2018-12-07 | 上海慧安科技股份有限公司 | A kind of iron ore ingredient blending system based on harbour |
| CN109230182A (en) * | 2018-09-05 | 2019-01-18 | 呼伦贝尔市创新环保科技发展有限公司 | A kind of intelligence feeder and control method |
| CN210655318U (en) * | 2019-07-25 | 2020-06-02 | 河南环泰建材有限公司 | Hundred thousand tons of dry powder coal ash storehouse storehouses |
| CN112224921A (en) * | 2020-09-17 | 2021-01-15 | 靖州县绿之嘉实业有限公司 | Batching and storing device |
-
2021
- 2021-03-12 CN CN202110270004.1A patent/CN112938528A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3904305A1 (en) * | 1989-02-14 | 1990-08-16 | Gewerk Eisenhuette Westfalia | Bulk-material bunker, in particular underground bunker for mining operations and the like |
| EP1752396A1 (en) * | 2003-01-24 | 2007-02-14 | Metso Paper, Inc. | Apparatus for storage and unloading of granular material |
| CN204264729U (en) * | 2014-10-29 | 2015-04-15 | 郑州翎羽新材料有限公司 | A kind of ton construction materials contract storehouse |
| CN205738906U (en) * | 2016-06-21 | 2016-11-30 | 新希望六和股份有限公司 | A kind of poultry storage device |
| CN206108436U (en) * | 2016-10-28 | 2017-04-19 | 秦皇岛市北斗自控设备有限公司 | Many materials automatic blending compounding packagine machine |
| CN108946205A (en) * | 2018-08-28 | 2018-12-07 | 上海慧安科技股份有限公司 | A kind of iron ore ingredient blending system based on harbour |
| CN109230182A (en) * | 2018-09-05 | 2019-01-18 | 呼伦贝尔市创新环保科技发展有限公司 | A kind of intelligence feeder and control method |
| CN210655318U (en) * | 2019-07-25 | 2020-06-02 | 河南环泰建材有限公司 | Hundred thousand tons of dry powder coal ash storehouse storehouses |
| CN112224921A (en) * | 2020-09-17 | 2021-01-15 | 靖州县绿之嘉实业有限公司 | Batching and storing device |
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| PB01 | Publication | ||
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Application publication date: 20210611 |