CN210339574U - Powder gas-phase conveying pipeline - Google Patents
Powder gas-phase conveying pipeline Download PDFInfo
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- CN210339574U CN210339574U CN201920771237.8U CN201920771237U CN210339574U CN 210339574 U CN210339574 U CN 210339574U CN 201920771237 U CN201920771237 U CN 201920771237U CN 210339574 U CN210339574 U CN 210339574U
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Abstract
The utility model relates to a powder gaseous phase pipeline belongs to powder gaseous phase conveying equipment technical field. The air-assisted blowing pipe comprises a gas phase conveying pipeline (1), a compressed air pipeline (2) and an air-assisted blowing pipe (3), wherein the compressed air pipeline (2) is arranged below the gas phase conveying pipeline (1) in parallel, and the air-assisted blowing pipe (3) is communicated with the gas phase conveying pipeline (1) and the compressed air pipeline (2). The utility model has the advantages that: the air-assisted device can improve the flowability of materials in the gas-phase conveying pipeline by utilizing the air assistance, reduce the phenomenon that the conveying pipeline is blocked due to the sedimentation of large-particle materials, and ensure that the gas-phase conveying process is stably carried out. Meanwhile, the labor intensity of operators is reduced, and safety accidents are avoided.
Description
Technical Field
The utility model relates to a powder gaseous phase pipeline belongs to powder gaseous phase conveying equipment technical field.
Background
At present, in a sintering and batching link of a metallurgical enterprise, powder materials such as quicklime and the like are generally input into a stock bin of a batching chamber by a gas phase conveying method and then are weighed and output by a belt weigher to participate in batching. In the process of conveying and inputting the bin by the quicklime gas phase, the phenomenon that the quicklime blocks the ash conveying pipeline happens occasionally due to the phenomenon that the conveying pipeline is blocked caused by the sedimentation of the granular materials, and particularly, in the last stage of the gas phase conveying of the quicklime of each vehicle, the situation that the ash conveying pipeline is blocked is easier to occur along with the coarseness of the granularity. And (4) stopping ash conveying after the blockage occurs, opening the observation hole and knocking the ash conveying pipeline by a hand hammer to treat the blocked ash conveying pipeline. The blockage of the ash conveying pipeline is treated, on one hand, the labor intensity of operators is increased, and on the other hand, the potential safety hazards that quicklime particles splash and hurt people exist. Therefore, the device for conveying the powder material in the gas phase needs to be improved, and the phenomenon that the conveying pipeline is blocked due to the sedimentation of the granular material is solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a powder gaseous phase pipeline can utilize and help the wind to improve the mobility of material in the gaseous phase pipeline, reduces because the settlement of the material of big granule causes the phenomenon that pipeline blockked up, makes gaseous phase transportation process go on steadily, solves the problem that exists among the background art.
The technical scheme of the utility model is that:
a powder gas-phase conveying pipeline comprises a gas-phase conveying pipeline, a compressed air pipeline and an air-assisting blow pipe, wherein the compressed air pipeline is arranged below the gas-phase conveying pipeline in parallel, and the air-assisting blow pipe is communicated with the gas-phase conveying pipeline and the compressed air pipeline.
As for the powder gas-phase conveying pipeline, the air-assisted blowing pipe is obliquely upwards connected with the gas-phase conveying pipeline (1) at an angle of 120-150 degrees and is connected with the gas-phase conveying pipeline.
As for the powder gas-phase conveying pipeline, the air-assisted blowpipe is obliquely upwards connected with the gas-phase conveying pipeline at an angle of 135 degrees and is connected with the gas-phase conveying pipeline.
As for the powder gas-phase conveying pipeline, the inlet end part of the compressed air pipeline is provided with the air flow regulating valve.
As for the powder gas-phase conveying pipeline, an air stop valve is arranged at the inlet end of the compressed air pipeline.
As for the powder gas-phase conveying pipeline, the diameter of the air-assisted blow pipe is 8-15 mm.
As for the powder gas-phase conveying pipeline, the diameter of the compressed air pipeline is 18-22 mm.
As for the powder gas-phase conveying pipeline, the interval distance between the air-assisted blowpipes is 500-1500 mm.
By adopting the utility model, compressed air is blown into the gas phase conveying pipeline along the air-assisted blowing pipe, and the blowing force of the compressed air flow in the direction perpendicular to the axis of the gas phase conveying pipeline further fluidizes the materials in the gas phase conveying pipeline, thus improving the fluidity of the materials; the blowing force of the compressed air airflow in the axial direction of the gas-phase conveying pipeline pushes the materials in the gas-phase conveying pipeline to flow forwards together with the airflow conveyed by the gas phase, so that the flowing speed of the materials is further improved, and the phenomenon of blockage of the conveying pipeline caused by settlement of large-particle materials in the gas-phase conveying process is eliminated. Meanwhile, a flow regulating valve is arranged on the compressed air pipeline, and the amount of the compressed air is regulated according to the actual gas phase conveying state, so that the conveying effect can be ensured, and the compressed air can be saved. The stop valve is arranged on the compressed air pipeline, and the compressed air is cut off when the auxiliary air blowing pipe or the gas phase conveying pipeline has maintenance or treatment problems, so that the safety is ensured.
The utility model has the advantages that: the air-assisted device can improve the flowability of materials in the gas-phase conveying pipeline by utilizing the air assistance, reduce the phenomenon that the conveying pipeline is blocked due to the sedimentation of large-particle materials, and ensure that the gas-phase conveying process is stably carried out. Meanwhile, the labor intensity of operators is reduced, and safety accidents are avoided.
Drawings
FIG. 1 is a schematic view of the present invention;
in the figure: the device comprises a gas-phase conveying pipeline 1, a compressed air pipeline 2, an air-assisted blowpipe 3, a stop valve 4, a regulating valve 5, a quicklime inlet 6, a quicklime outlet 7 and a compressed air inlet 8.
Detailed Description
The invention will be further explained by way of example with reference to the accompanying drawings.
Referring to the attached figure 1, a quick lime gas-phase conveying pipeline comprises a gas-phase conveying pipeline 1, a compressed air pipeline 2, an air-assisted blowpipe 3, a stop valve 4 and a regulating valve 5, wherein the compressed air pipeline 2 is arranged below the gas-phase conveying pipeline 1 in parallel, a quick lime inlet 6 at one end of the gas-phase conveying pipeline 1 is connected with a quick lime transport vehicle, and a quick lime outlet 7 at the other end of the gas-phase conveying pipeline is connected with a quick lime bin top dust remover. The compressed air inlet 8 of compressed air pipeline 2 one end is connected with the compressed air pipe network, and the other end is connected with air-assisted blowpipe 3, and compressed air blows in gaseous phase pipeline through air-assisted blowpipe 2.
In the embodiment, the air assisting blowing pipe 3 is obliquely upwards connected with the gas phase conveying pipeline 1 at an angle of 135 degrees to the gas phase conveying pipeline 1, and the direction of the branch direction along the axis of the gas phase conveying pipeline 1 is the same as the material flowing direction in the gas phase conveying pipeline 1. The diameter of the air-assisted blowing pipes is 10 mm, the interval distance between the air-assisted blowing pipes is 1000 mm, and the diameter of the compressed air pipeline is 20 mm.
Referring to the attached figure 1, compressed air is blown into the gas-phase conveying pipeline 1 along an air-assisted blowing pipe 3, and the blowing force of the compressed air flow in the direction vertical to the axis of the gas-phase conveying pipeline 1 further fluidizes the materials in the gas-phase conveying pipeline 1, so that the flowability of the materials is improved; the blowing force of the compressed air airflow in the axial direction of the gas-phase conveying pipeline 1 pushes the materials in the gas-phase conveying pipeline 1 to flow forward together with the airflow conveyed by the gas phase, so that the flowing speed of the materials is further improved, and the phenomenon of blockage of the conveying pipeline 1 caused by sedimentation of large-particle materials in the gas-phase conveying process is eliminated. Meanwhile, a flow regulating valve 5 is arranged on the compressed air pipeline, and the amount of the compressed air is regulated according to the actual gas phase conveying state, so that the conveying effect can be ensured, and the compressed air can be saved. The stop valve 4 is arranged on the compressed air pipeline, and the compressed air is cut off when the auxiliary air blowing pipe 3 or the gas phase conveying pipeline 1 has maintenance or problem treatment, so that the safety is ensured.
Claims (8)
1. The powder gas-phase conveying pipeline is characterized by comprising a gas-phase conveying pipeline (1), a compressed air pipeline (2) and an air-assisting blowing pipe (3), wherein the compressed air pipeline (2) is arranged below the gas-phase conveying pipeline (1) in parallel, and the air-assisting blowing pipe (3) is communicated with the gas-phase conveying pipeline (1) and the compressed air pipeline (2).
2. The gas-phase powder conveying pipeline as claimed in claim 1, wherein the air-supporting blowing pipe (3) is obliquely upwards connected to the gas-phase conveying pipeline (1) at an angle of 120-150 degrees with the gas-phase conveying pipeline (1).
3. The gas-phase powder conveying pipeline according to claim 2, wherein the auxiliary air blowing pipe (3) is obliquely and upwardly connected to the gas-phase conveying pipeline (1) at an angle of 135 degrees to the gas-phase conveying pipeline (1) to enter the gas-phase conveying pipeline (1).
4. The gas-phase transport duct for powders according to claim 1, characterized in that the inlet end of the compressed air duct (2) is provided with an air flow regulating valve (4).
5. The gas-phase transport duct for powders according to claim 1, characterized in that the inlet end of the compressed air duct (2) is provided with an air shut-off valve (5).
6. The gas-phase powder conveying pipeline according to claim 1, wherein the diameter of the air-assisted blowing pipe (3) is 8-15 mm.
7. The gas-phase transport conduit for powders according to claim 1, characterized in that the diameter of the compressed air conduit (2) is 18 to 22 mm.
8. The gas-phase powder conveying pipeline as claimed in claim 2, characterized in that the interval between the air-supporting blowpipes (3) is 500-1500 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920771237.8U CN210339574U (en) | 2019-05-27 | 2019-05-27 | Powder gas-phase conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920771237.8U CN210339574U (en) | 2019-05-27 | 2019-05-27 | Powder gas-phase conveying pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210339574U true CN210339574U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920771237.8U Active CN210339574U (en) | 2019-05-27 | 2019-05-27 | Powder gas-phase conveying pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210339574U (en) |
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2019
- 2019-05-27 CN CN201920771237.8U patent/CN210339574U/en active Active
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