CN220641157U - Novel separate bin type coal bucket - Google Patents
Novel separate bin type coal bucket Download PDFInfo
- Publication number
- CN220641157U CN220641157U CN202321862621.1U CN202321862621U CN220641157U CN 220641157 U CN220641157 U CN 220641157U CN 202321862621 U CN202321862621 U CN 202321862621U CN 220641157 U CN220641157 U CN 220641157U
- Authority
- CN
- China
- Prior art keywords
- coal
- coal bucket
- bucket body
- buffer zone
- feeding buffer
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- 239000003245 coal Substances 0.000 title claims abstract description 183
- 238000005192 partition Methods 0.000 claims abstract description 17
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000003860 storage Methods 0.000 abstract description 2
- 238000002156 mixing Methods 0.000 description 18
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- 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
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model relates to the technical field of coal storage, in particular to a novel separated bin type coal bucket. The coal feeding buffer zone (2) is positioned below the coal hopper body (1); 2-4 radar level gauges (11) are arranged at the top end of the coal bucket body (1), and a coal bucket partition plate (3) is arranged in the coal bucket body (1). The real-time accurate material level monitoring can be realized to different coal types material level height and use amount, the mixed coal precision can be satisfied, the requirements of different coal types on bin adding and proportioning are ensured, and meanwhile, the environmental protection index is ensured to satisfy the requirements.
Description
Technical Field
The utility model relates to the technical field of coal storage, in particular to a novel separated bin type coal bucket.
Background
Along with the continuous increase of coal price, some thermal power enterprises can mix and burn economic coal types and non-economic coal types, so that the cost is reduced and the operation benefit is improved. Most of the existing conveying and blending systems at present cannot meet the requirement of high-precision bin adding and proportioning, and generally, different coal types are mixed in advance outside before coal is conveyed to a coal hopper, the proportion of the coal entering the coal hopper cannot be adjusted any more, and the blending and burning proportion and the coal amount of the mixed coal types cannot be controlled at any time.
The utility model of CN104909076A discloses a multi-bin coal bin, which comprises a plurality of coal bins and partition boards, so that the requirements of blending and burning various coals, reducing the cost and meeting the coal quality of a coal-fired power plant and guaranteeing desulfurization emission and stable combustion of a boiler are met, but the multi-bin coal bin has a plurality of coal bins, but only one partition board in the middle, the using amount and blending and burning proportion of each coal type cannot be accurately controlled, and the specification of a coal dropping port at the lower end of the coal bin is too small, so that even mixing of coals cannot be guaranteed when a large amount of coals are used.
Disclosure of Invention
The utility model aims to solve the above-mentioned prior art problem, realize carrying on the accurate material level to different coal kinds of material level height and use amount to monitor, can control the blending amount of coal of the economic coal kind in real time, meet the precision of mixing the coal, guarantee different coal kinds and add the requirement of the storehouse proportioning, guarantee the environmental protection index meets the requirement at the same time.
The novel separated bin type coal hopper comprises a coal hopper body 1 and a coal feeding buffer zone 2, wherein the coal hopper body 1 and the coal feeding buffer zone 2 are integrally formed, and the coal feeding buffer zone 2 is positioned below the coal hopper body 1; 2-4 radar level gauges 11 are arranged at the top end of the coal bucket body 1, and a coal bucket partition plate 3 is arranged in the coal bucket body 1.
Preferably, 2 radar level gauges 11 are arranged at the top end of the coal bucket body 1.
Preferably, the shape of the coal bucket body 1 is a cylinder, the top of the coal bucket body is completely covered by the top cover 12, and the top cover 12 is detachably and fixedly connected with the top of the coal bucket body 1.
Preferably, the coal bucket separator 3 divides the coal bucket body 1 into left and right parts, the coal bucket separator 3 starts from a diameter line of a top circle of the coal bucket body 1 and extends to a bottom circle of the coal bucket body 1, and the area of the bottom circle is as follows (1-5): 1 cutting.
Preferably, the coal bucket separator 3 divides the coal bucket body 1 into a left part and a right part, the coal bucket separator 3 starts from a diameter line of the top circle of the coal bucket body 1 and extends to the bottom circle of the coal bucket body 1, and the area of the bottom circle is as follows 3:1 cutting.
Preferably, the coal bucket separator 3 is fixedly connected with the coal bucket body 1 by welding.
Preferably, the radar level gauge 11 is located at two sides of the coal bucket partition plate 3, and the radar level gauge 11 is detachably and fixedly connected with the coal bucket partition plate 3.
Preferably, the shape of the coal feeding buffer zone 2 is an inverted truncated cone shape, and the bottom of the coal feeding buffer zone 2 is a discharge hole 21.
Preferably, the height of the coal bucket body 1 is 7000-8000 mm.
Preferably, the height of the coal bucket body 1 is 7760mm.
Preferably, the ratio of the circle diameter to the height of the coal bucket body (1) is (6-10): (7-8).
Preferably, the ratio of the circle diameter to the height of the coal bucket body (1) is 8:7.76.
preferably, the height ratio of the coal bucket body (1) to the coal feeding buffer zone (2) is (7-8): (10-15).
Preferably, the height ratio of the coal bucket body (1) to the coal feeding buffer zone (2) is 7.76:12.4.
preferably, the round diameter ratio (0.5-1) of the discharge hole (21) to the coal bucket body (1): (6-10).
Preferably, the ratio of the diameter of the circle of the discharge hole (21) to the diameter of the coal bucket body (1) is 0.9:8.
compared with the prior art, the utility model has the beneficial effects that:
1. the blending combustion with controllable proportion can be realized through one coal bucket and one coal feeder, and the aim of improving the blending combustion proportion of economic coal is fulfilled.
2. Two different kinds of coal can be stored, and the real-time monitoring of the reserves of the different kinds of coal can be realized by utilizing the double-radar level gauge.
3. The coal bucket separator is arranged at the coal bucket body part, the condition of coal blockage can be effectively avoided due to larger through flow, the stokehold coal (1:3) of two bucket turbines is added into the bin, and then the secondary coal is mixed in the coal bucket, so that the coal bucket separator can reach 1:9, the blending effect of the coal meets the blending requirement of 5.0 high sulfur coal under the condition that the existing desulfurization equipment is not modified.
4. The blending amount of the low-grade coal is improved, the coal amount of the economic coal in the coal hopper can be accurately calculated by the single level meter after the coal hopper is divided, and the blending amount of the economic coal can be increased in a controllable range according to actual needs, so that the requirement of environmental protection indexes is met.
5. The flow area of the cylinder part is far larger than that of the bottom round table part, so that the anti-blocking device has better anti-blocking advantage. The hidden danger of unbalanced load caused by different heights of coal positions at two sides of the partition board after coal blockage is greatly reduced, and the partition board which runs for a long time has risks of deformation, cracking and collapse under the condition of uneven stress.
The technical scheme of the utility model is further described in detail through the drawings and the embodiments.
Drawings
Fig. 1 is a front view of the structure of the present utility model.
Fig. 2 is a top view of the coal bucket body 1.
Fig. 3 is a cross-sectional view of the structure of the present utility model taken through the center of the top portion and perpendicular to the horizontal plane.
1, a coal bucket body; 2. a coal feed buffer zone; 3. a coal bucket separator; 11. a radar level gauge; 12 top cover; 21. and a discharge port.
Detailed Description
The technical solutions of the present utility model will be further described with reference to the accompanying drawings and specific embodiments, and it is apparent that the embodiments described below are only some of the embodiments of the present utility model, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of the present utility model based on the embodiments of the present utility model.
Example 1
The utility model provides a novel separated bin type coal bucket, which is shown in fig. 1 to 3, and comprises a coal bucket body 1 and a coal feeding buffer zone 2, wherein the coal bucket body 1 and the coal feeding buffer zone 2 are integrally formed, and the coal feeding buffer zone 2 is positioned below the coal bucket body 1; 2 radar charge level gauges 11 are arranged at the top end of the coal bucket body 1, and a coal bucket partition plate 3 is arranged in the coal bucket body 1.
The coal bucket body 1 is cylindrical in shape, the top of the coal bucket body is completely covered by the top cover 12, and the top cover 12 is detachably and fixedly connected with the top of the coal bucket body 1.
The coal bucket separator 3 divides the coal bucket body 1 into a left part and a right part, and the coal bucket separator 3 starts from a diameter line of the top circle of the coal bucket body 1 and extends to the bottom circle of the coal bucket body 1, and the area of the bottom circle is as follows 3:1 cutting.
The coal bucket separator 3 is fixedly connected with the coal bucket body 1 by welding.
The radar level gauge 11 is located on two sides of the coal bucket partition plate 3, and the radar level gauge 11 is detachably and fixedly connected with the coal bucket partition plate 3.
The coal feeding buffer zone 2 is in an inverted truncated cone shape, and the bottom of the coal feeding buffer zone 2 is provided with a discharge hole 21.
The height of the coal bucket body 1 is 7760mm.
The ratio of the diameter of the circle of the coal bucket body (1) to the height is 8:7.76.
the height ratio of the coal bucket body (1) to the coal feeding buffer zone (2) is 7.76:12.4.
the ratio of the diameter of the circle of the discharge hole (21) to the diameter of the coal bucket body (1) is 0.9:8.
in order to facilitate understanding of the technical scheme of the present utility model, the working principle or the operation mode of the present utility model in the actual process is described in detail below.
Working principle: in the actual use process: firstly, the top of a coal bucket body 1 is opened through a top cover 12, the first coal blending is carried out according to the required coal blending proportion outside the coal bucket through two bucket turbines, then the economic coal types and the non-economic coal types are respectively added into the coal bucket bodies 1 on two sides of a coal bucket partition plate 3, the adding heights of the two-side coals are detected through 2 radar level gauges 11, so that the coal quantity of the coal types in the coal bucket is accurately calculated, then the secondary coal blending is carried out through the flow areas of 3:1 on the two sides of the coal bucket bodies 1, the required blending and burning requirements are met after the coals added into the coal bucket bodies 1 are mixed through a coal feeding buffer zone 2 and discharged through a discharge hole 21, the coal blending precision is met, the requirements of different coal types on the bin adding and the proportioning are ensured, and meanwhile, the environmental protection indexes are ensured to meet the requirements.
Claims (1)
1. The novel separated bin type coal bucket is characterized by comprising a coal bucket body (1) and a coal feeding buffer zone (2), wherein the coal bucket body and the coal feeding buffer zone (2) are integrally formed, and the coal feeding buffer zone (2) is positioned below the coal bucket body (1); 2-4 radar level gauges (11) are arranged at the top end of the coal bucket body (1), and a coal bucket partition plate (3) is arranged in the coal bucket body (1);
the coal bucket body (1) is cylindrical, the top of the coal bucket body is completely covered by the top cover (12), and the top cover (12) is detachably and fixedly connected with the top of the coal bucket body (1);
the coal bucket separator (3) divides the coal bucket body (1) into a left part and a right part, the coal bucket separator (3) starts from a diameter line of the top circle of the coal bucket body (1) and extends to the bottom circle of the coal bucket body (1), and the area of the bottom circle is as follows (1-5): 1, cutting;
the coal bucket separator (3) is fixedly connected with the coal bucket body (1) in a welding way;
the radar level gauge (11) is positioned at two sides of the coal bucket partition board (3), and the radar level gauge (11) is detachably and fixedly connected with the coal bucket partition board (3);
the coal feeding buffer zone (2) is in an inverted truncated cone shape, and the bottom of the coal feeding buffer zone (2) is provided with a discharge hole (21);
the coal bucket partition board (3) divides the coal bucket body (1) into a left part and a right part, the coal bucket partition board (3) starts from a diameter line of the top circle of the coal bucket body (1) and extends to the bottom circle of the coal bucket body (1), and the area of the bottom circle is as follows 3:1, cutting;
the height of the coal bucket body (1) is 7000-8000 mm; the ratio of the diameter of the circle of the coal bucket body (1) to the height is (6-10): (7-8); the height ratio of the coal bucket body (1) to the coal feeding buffer zone (2) is (7-8): (10-15); the round diameter ratio (0.5-1) of the discharge hole (21) to the coal bucket body (1): (6-10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321862621.1U CN220641157U (en) | 2023-07-14 | 2023-07-14 | Novel separate bin type coal bucket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321862621.1U CN220641157U (en) | 2023-07-14 | 2023-07-14 | Novel separate bin type coal bucket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220641157U true CN220641157U (en) | 2024-03-22 |
Family
ID=90265333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321862621.1U Active CN220641157U (en) | 2023-07-14 | 2023-07-14 | Novel separate bin type coal bucket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220641157U (en) |
-
2023
- 2023-07-14 CN CN202321862621.1U patent/CN220641157U/en active Active
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