CN220188139U - Online sampling device of powder gas conveying pipe - Google Patents
Online sampling device of powder gas conveying pipe Download PDFInfo
- Publication number
- CN220188139U CN220188139U CN202321590088.8U CN202321590088U CN220188139U CN 220188139 U CN220188139 U CN 220188139U CN 202321590088 U CN202321590088 U CN 202321590088U CN 220188139 U CN220188139 U CN 220188139U
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- China
- Prior art keywords
- sampling
- filter cotton
- hopper
- pipe
- pipeline
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- 238000005070 sampling Methods 0.000 title claims abstract description 49
- 239000000843 powder Substances 0.000 title claims abstract description 16
- 229920000742 Cotton Polymers 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 20
- 238000004891 communication Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 238000009924 canning Methods 0.000 abstract description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an online sampling device of a powder gas conveying pipe, which comprises a sampling hopper connected with the conveying pipe through a pipeline, wherein filter cotton is arranged in the sampling hopper, the upper part of the filter cotton and the top of the sampling hopper are communicated with an exhaust pipe, a pipe orifice is provided with a pressure relief valve, the lower part of the filter cotton and the bottom of the sampling hopper are communicated with a discharge pipe, the pipe orifice is provided with a discharge valve, and the pipeline is communicated with a cavity below the filter cotton. The utility model can be used for sampling in the process of transporting and unloading the powdery material canning vehicle, avoids the leakage of blown materials caused by the gas pressure of a pipeline in the process of online sampling, can randomly sample in the process of unloading ash, and increases sampling representativeness.
Description
Technical Field
The utility model relates to a sampling device, in particular to an on-line sampling device for a powder gas conveying pipe.
Background
The sintering raw materials such as quicklime and other powdery materials are used, the powdery materials are transported to a factory by a canning vehicle to be discharged through a gas conveying pipe, the powdery materials are conveyed through a fully-closed pipeline in the conveying process, a certain pressure is provided, and the canning vehicle of the powdery materials is limited in sampling and is not strong in sampling representativeness.
Disclosure of Invention
The utility model aims to: in order to overcome the defects of the background technology, the utility model discloses an online sampling device for a powder gas conveying pipe, which can be used for sampling in the process of conveying and unloading a powder material canning vehicle, solves the problem of online sampling of the powder material, and avoids leakage of the blown material caused by the gas pressure of a pipeline in the online sampling process.
The technical scheme is as follows: the utility model discloses an online sampling device for a powder gas conveying pipe, which comprises a sampling hopper connected with the conveying pipe through a pipeline, wherein filter cotton is arranged in the sampling hopper, the upper part of the filter cotton and the top of the sampling hopper are communicated with an exhaust pipe, a pipe orifice is provided with a pressure relief valve, the lower part of the filter cotton and the bottom of the sampling hopper are communicated with a discharge pipe, the pipe orifice is provided with a discharge valve, and the pipeline is communicated with a cavity below the filter cotton.
Further, a material taking valve is arranged in the pipeline.
Further, the filter cotton is fixed in the sampling hopper through a partition plate net.
Further, the filter cotton is arranged in the sampling hopper at intervals to form a plurality of layers.
Furthermore, the bottom of the filter cotton is provided with a conical guide cover, the conical guide cover extends downwards from the inner wall of the sampling hopper to form a conical structure, and holes are formed in the bottom.
Furthermore, the bottom of the sampling hopper is in a conical transition structure at the communication part with the discharge pipe.
The beneficial effects are that: compared with the prior art, the utility model has the advantages that: the sampling device can be used for sampling in the powder material canning vehicle material conveying and unloading processes, avoids leakage of blown materials caused by pipeline gas pressure in the online sampling process, can randomly sample in the ash unloading process, and increases sampling representativeness.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Description of the embodiments
The on-line sampling device of the powder gas conveying pipe shown in fig. 1 comprises a sampling hopper 3 connected with a conveying pipe 2 through a pipeline 1, and a material taking valve 9 is arranged in the pipeline 1.
The sampling hopper 3 is internally provided with filter cotton 4, and the filter cotton 4 is fixed in the sampling hopper 3 through a baffle screen 10 and is filled with at least 2cm. The filter cotton 4 is provided with a plurality of layers at intervals in the sampling hopper 3.
The top intercommunication blast pipe 5 of filter pulp 4 top, sample hopper 3, the mouth of pipe is equipped with relief valve 6, the bottom intercommunication discharge tube 7 of filter pulp 4 below, sample hopper 3, the mouth of pipe is equipped with discharge valve 8, pipeline 1 and filter pulp 4 below cavity intercommunication.
The bottom of the filter cotton 4 is provided with a conical guide cover 11, the conical guide cover 11 downwards extends from the inner wall of the sampling hopper 3 to form a conical structure, holes are formed in the bottom, and the communication part between the bottom of the sampling hopper 3 and the discharge pipe 7 is of a conical transition structure.
When the material conveying device is used and operated, in the material conveying process, the material taking valve 9 is firstly opened, then the pressure relief valve 6 is opened for pressure relief, the sampling valve is closed after the pressure relief, and the material taking valve 8 can be opened for discharging the material.
Claims (6)
1. An on-line sampling device for a powder gas conveying pipe is characterized in that: including sample hopper (3) that are connected with conveying pipeline (2) through pipeline (1), be equipped with filter cotton (4) in sample hopper (3), filter cotton (4) top, the top intercommunication blast pipe (5) of sample hopper (3), the mouth of pipe is equipped with relief valve (6), filter cotton (4) below, the bottom intercommunication discharge tube (7) of sample hopper (3), the mouth of pipe is equipped with discharge valve (8), pipeline (1) and filter cotton (4) below cavity intercommunication.
2. The powder gas feed pipe on-line sampling apparatus as defined in claim 1, wherein: a material taking valve (9) is arranged in the pipeline (1).
3. The powder gas feed pipe on-line sampling apparatus as defined in claim 1, wherein: the filter cotton (4) is fixed in the sampling hopper (3) through the baffle net (10).
4. The powder gas feed pipe on-line sampling apparatus as defined in claim 1, wherein: the filter cotton (4) is provided with a plurality of layers at intervals in the sampling hopper (3).
5. The powder gas feed pipe on-line sampling apparatus as defined in claim 1, wherein: the bottom of the filter cotton (4) is provided with a conical guide cover (11), the conical guide cover (11) downwards extends from the inner wall of the sampling hopper (3) to form a conical structure, and holes are formed in the bottom.
6. The powder gas feed pipe on-line sampling apparatus as defined in claim 1, wherein: the bottom of the sampling hopper (3) is in a conical transition structure at the communication part with the discharge pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321590088.8U CN220188139U (en) | 2023-06-21 | 2023-06-21 | Online sampling device of powder gas conveying pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321590088.8U CN220188139U (en) | 2023-06-21 | 2023-06-21 | Online sampling device of powder gas conveying pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220188139U true CN220188139U (en) | 2023-12-15 |
Family
ID=89101736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321590088.8U Active CN220188139U (en) | 2023-06-21 | 2023-06-21 | Online sampling device of powder gas conveying pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220188139U (en) |
-
2023
- 2023-06-21 CN CN202321590088.8U patent/CN220188139U/en active Active
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| GR01 | Patent grant |