CN220120498U - Vacuum drying device for coal sample detection - Google Patents
Vacuum drying device for coal sample detection Download PDFInfo
- Publication number
- CN220120498U CN220120498U CN202321036561.8U CN202321036561U CN220120498U CN 220120498 U CN220120498 U CN 220120498U CN 202321036561 U CN202321036561 U CN 202321036561U CN 220120498 U CN220120498 U CN 220120498U
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- CN
- China
- Prior art keywords
- bottle
- pipeline
- drying
- vacuum drying
- sealing
- Prior art date
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- 239000003245 coal Substances 0.000 title claims abstract description 22
- 238000001291 vacuum drying Methods 0.000 title claims abstract description 13
- 238000001514 detection method Methods 0.000 title description 3
- 238000001035 drying Methods 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 239000011521 glass Substances 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 2
- 239000002274 desiccant Substances 0.000 abstract description 11
- 238000004458 analytical method Methods 0.000 abstract description 4
- 239000002956 ash Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004380 ashing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229940099259 vaseline Drugs 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a vacuum drying device for detecting coal samples, which comprises a drying bottle, a bottle cap and a sealing bottle, wherein a partition plate is arranged in the drying bottle, a drying agent is arranged below the partition plate, the bottle cap is arranged above the drying bottle, a glass valve is arranged at the top of the bottle cap, the outlet end of the glass valve is connected with a first pipeline, the other end of the first pipeline is connected with the sealing bottle, the sealing bottle is connected with a vacuum pump through a second pipeline, and a pressure gauge is arranged on the second pipeline. The utility model solves the problem of influence of air humidity on the sample result, avoids influence of air humidity in the air pipe on a drying system, improves the accuracy of analysis results, is convenient to use, is simple to operate and is easy to popularize.
Description
Technical Field
The utility model relates to a drying device, in particular to a vacuum drying device for detecting a coal sample, and belongs to the technical field of coal sample detection.
Background
The ash content is solid residue left after the coal is completely combusted, and is an important coal quality index; the ash is mainly from incombustible mineral matters in the coal, the mineral matters absorb heat during combustion and ashing, and a large amount of slag is discharged to take away the heat, so that the higher the ash is, the lower the heat efficiency of coal combustion is; the more ash, the more ash is produced by the combustion of coal, and the more fly ash is discharged.
When ash or volatile components of a coal sample are measured in a laboratory, the coal sample just taken out of a high-temperature furnace needs to be placed in a drying agent, but when the coal sample is placed, the air inevitably enters the dryer and is easily adsorbed by a sample, so that the quality of the sample is changed, and the result is inaccurate.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the vacuum drying device for detecting the coal sample overcomes the defects of the prior art, solves the problem of influence of air humidity on a sample result, avoids influence of moisture in an air pipe on a drying system, and improves the accuracy of an analysis result.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides a vacuum drying device that coal sample detected usefulness, includes drying bottle, bottle lid and sealed bottle, be provided with the baffle in the drying bottle, the drier has been laid to the below of baffle, the top of drying bottle is provided with the bottle lid, the top of bottle lid is provided with the glass valve, the exit end of glass valve is connected with first pipeline, the other end and the sealed bottle of first pipeline are connected together, the sealed bottle is connected together with the vacuum pump through the second pipeline, be provided with the manometer on the second pipeline.
The upper port of sealed bottle is provided with the sealing plug, lay the drier in the sealed bottle, the right-hand member of first pipeline runs through the sealing plug to be located the top position department of drier, the left end of second pipeline runs through the sealing plug, and inserts and establish in the drier.
The left port of the second pipeline is provided with an anti-blocking filter element.
The inner wall at the middle part of the drying bottle is provided with an inner annular plate, the partition plate is positioned above the inner annular plate, and a plurality of through holes are dug in the partition plate.
The height of the bottle mouth of the sealing bottle is positioned at the lower position of the glass valve.
The utility model has the positive beneficial effects that:
the height of the sealing bottle is positioned below the outlet of the glass valve, so that the condition of water vapor backflow in the air pipe is prevented; in operation, a sample taken out of the high temperature furnace is placed in the dryer, then the glass valve and the vacuum pump are opened, and the interior of the dryer can be rapidly vacuumized within 20 seconds by observing the scale of the pressure gauge; the method solves the problem that the air humidity affects the sample result, avoids the influence of the air humidity on the drying system, improves the accuracy of the analysis result, is convenient to use, is simple to operate and is easy to popularize.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view showing the internal structure of the drying bottle according to the present utility model;
wherein: 1-drying bottle, 101-inner annular plate, 2-bottle cap, 3-glass valve, 4-partition plate, 5-first pipeline, 6-sealing bottle, 7-second pipeline, 8-manometer, 9-anti-clogging filter element, 10-vacuum pump, 11-drier, 12-sealing plug.
Detailed Description
The utility model is further explained and illustrated below with reference to the drawings:
referring to fig. 1-2, a vacuum drying device for detecting coal samples comprises a drying bottle 1, a bottle cap 2 and a sealing bottle 6, wherein a partition plate 4 is arranged in the drying bottle 1, a drying agent 11 is arranged below the partition plate 4, the bottle cap 2 is arranged above the drying bottle 1, a glass valve 3 is arranged at the top of the bottle cap 2, a first pipeline 5 is connected to the outlet end of the glass valve 3, the other end of the first pipeline 5 is connected with the sealing bottle 6, the sealing bottle 6 is connected with a vacuum pump 10 through a second pipeline 7, and a pressure gauge 8 is arranged on the second pipeline 7.
The upper port of the sealed bottle 6 is provided with a sealing plug 12, the sealed bottle 6 is internally provided with a drying agent 11, the right end of the first pipeline 5 penetrates through the sealing plug 12 and is positioned above the drying agent 11, and the left end of the second pipeline 7 penetrates through the sealing plug 12 and is inserted into the drying agent 11.
The left port of the second pipeline 7 is provided with an anti-clogging filter element 9.
The inner wall at the middle part of the drying bottle 1 is provided with an inner annular plate 101, and a partition plate 4 is positioned above the inner annular plate 101, and a plurality of through holes are dug on the partition plate 4.
The height of the mouth of the sealing bottle 6 is positioned below the glass valve 3.
The drying bottle 1, the bottle cap 2 and the sealing bottle 6 are all made of glass materials.
In the above description, the desiccant is placed in the desiccant bottle, and the desiccant is located at a position below the partition plate.
In the above description, the drying bottle is distributed with large upper port and small lower port, and the outer diameter of the partition plate is matched with the diameter of the stepped upper end surface.
In the above description, the step-like shape in the middle of the drying bottle forms an inner ring carrying the partition.
In the above description, a glass valve is connected to the outlet end of the bottle cap, lubrication and sealing are performed by applying vaseline, then the outlet of the glass valve is connected to a first pipeline with the diameter of 0.5cm, the other end of the first pipeline passes through a rubber plug with the diameter of 5cm, and enters a sealed bottle filled with 500g of drying agent, and the pipe orifice is immersed in the drying agent and is 5cm away from the bottle bottom; the height of the bottle is lower than that of the outlet valve at the top of the bottle cap, so that the water vapor in the air pipe is prevented from flowing backwards; the second pipeline is connected with a pressure gauge with the measuring range of-0.1 to 2.5Mpa, and then connected to a vacuum pump through the pipeline; in operation, the sample taken from the high temperature furnace was placed on the septum in the desiccator, and then the glass valve and vacuum pump were turned on, allowing the desiccator to be evacuated rapidly within 20 seconds by observing the pressure gauge scale.
According to the utility model, a sample taken out from a high-temperature furnace is placed in a dryer, then a glass valve and a vacuum pump are opened, and the interior of the dryer can be rapidly vacuumized within 20 seconds by observing the scale of a pressure gauge; the method solves the problem that the air humidity affects the sample result, avoids the influence of the air humidity on the drying system, improves the accuracy of the analysis result, is convenient to use, is simple to operate and is easy to popularize.
Claims (6)
1. The utility model provides a vacuum drying device that coal sample detected usefulness, includes drying bottle (1), bottle lid (2) and sealed bottle (6), its characterized in that: be provided with baffle (4) in drying bottle (1), drier (11) have been laid to the below of baffle (4), the top of drying bottle (1) is provided with bottle lid (2), the top of bottle lid (2) is provided with glass valve (3), the exit end of glass valve (3) is connected with first pipeline (5), the other end and the sealed bottle (6) of first pipeline (5) are connected together, sealed bottle (6) are connected together with vacuum pump (10) through second pipeline (7), be provided with manometer (8) on second pipeline (7).
2. The vacuum drying apparatus for detecting coal samples according to claim 1, wherein: the upper port of sealed bottle (6) is provided with sealing plug (12), lay drier (11) in sealed bottle (6), sealing plug (12) are run through to the right-hand member of first pipeline (5) to be located the top position department of drier (11), sealing plug (12) are run through to the left end of second pipeline (7) to insert and establish in drier (11).
3. The vacuum drying apparatus for detecting coal samples according to claim 2, wherein: the left port of the second pipeline (7) is provided with an anti-blocking filter element (9).
4. The vacuum drying apparatus for detecting coal samples according to claim 1, wherein: the inner wall at the middle part of the drying bottle (1) is provided with an inner annular plate (101), a partition plate (4) is positioned at the upper position of the inner annular plate (101), and a plurality of through holes are dug in the partition plate (4).
5. The vacuum drying apparatus for detecting coal samples according to claim 1, wherein: the height of the bottle mouth of the sealing bottle (6) is positioned at the lower position of the glass valve (3).
6. The vacuum drying apparatus for detecting coal samples according to claim 1, wherein: the drying bottle (1), the bottle cap (2) and the sealing bottle (6) are all made of glass materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321036561.8U CN220120498U (en) | 2023-05-04 | 2023-05-04 | Vacuum drying device for coal sample detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321036561.8U CN220120498U (en) | 2023-05-04 | 2023-05-04 | Vacuum drying device for coal sample detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220120498U true CN220120498U (en) | 2023-12-01 |
Family
ID=88913083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321036561.8U Active CN220120498U (en) | 2023-05-04 | 2023-05-04 | Vacuum drying device for coal sample detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220120498U (en) |
-
2023
- 2023-05-04 CN CN202321036561.8U patent/CN220120498U/en active Active
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