CN220860953U - Ash conveying and filtering device suitable for coal bunker material receiving pipeline - Google Patents
Ash conveying and filtering device suitable for coal bunker material receiving pipeline Download PDFInfo
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- CN220860953U CN220860953U CN202322575791.8U CN202322575791U CN220860953U CN 220860953 U CN220860953 U CN 220860953U CN 202322575791 U CN202322575791 U CN 202322575791U CN 220860953 U CN220860953 U CN 220860953U
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- box body
- ash
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- inlet pipe
- outlet pipe
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- 238000001914 filtration Methods 0.000 title claims abstract description 56
- 239000000463 material Substances 0.000 title claims abstract description 16
- 239000003245 coal Substances 0.000 title claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 239000000523 sample Substances 0.000 claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002956 ash Substances 0.000 description 70
- 238000007599 discharging Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 5
- 239000010881 fly ash Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model relates to an ash conveying and filtering device suitable for a coal bunker material receiving pipeline, which comprises a main filtering box body and a standby filtering box body, wherein a filter screen is arranged in the middle of the inside of each of the main filtering box body and the standby filtering box body, a first ash inlet pipe and a first ash outlet pipe are respectively arranged on the left side and the right side of the main filtering box body, and valves are respectively arranged on the first ash inlet pipe and the first ash outlet pipe; the left side and the right side of the standby filter box body are respectively provided with a second ash inlet pipe and a second ash outlet pipe, and valves are arranged on the second ash inlet pipe and the second ash outlet pipe; a pressure detection probe is respectively arranged at the inner part near the tail end of each of the main filtering box body and the standby filtering box body; the utility model can realize quick switching, does not affect normal production, can clean the blocked part conveniently, greatly lightens the working strength of operators, has low cost, can be modified on site, and also ensures the continuous operation of the suction and discharge tank truck.
Description
Technical Field
The utility model relates to the technical field of auxiliary equipment after steel smelting, in particular to an ash conveying and filtering device suitable for a coal bunker material receiving pipeline.
Background
In the smelting process of iron and steel enterprises, the generated dust can be reused after the blast furnace gas is purified, and in order to avoid dust and material scattering pollution, the original secondary resource utilization of the dust is changed into tank truck sealing for transportation.
When airtight tank car is with the fly ash transportation to coal bunker receiving point, because the receiving point is a confined overhead feed bin, the tank car is with fly ash through the pressure into the feed bin in-process, because the debris such as the plastics cloth that can't avoid in the fly ash, fly ash self caking, very easily cause the ash conveying pipeline jam of fly ash transmission in-process, again because ash conveying pipeline vertical height twenty-three meters, the people are difficult to judge which section is blockked up, it is fairly difficult to handle, often take four, five hours consuming time, can cause the dust to spill pollution environment during handling moreover, do not accord with on-the-spot management requirement, the tank car ash conveying receiving is a continuous operation process simultaneously, clear up can seriously influence normal production after the ash conveying pipeline takes place to block up.
Disclosure of Invention
The utility model aims at providing the ash conveying and filtering device suitable for the material receiving pipeline of the coal bunker, and the structure design of the filtering device is simple and novel, and after the ash conveying and filtering device is applied, the ash conveying pipeline is not blocked once, so that the continuous operation of the tank car is effectively ensured.
The specific scheme of the utility model is as follows: the ash conveying and filtering device suitable for the coal bunker material receiving pipeline comprises a main filtering box body and a standby filtering box body, wherein the main filtering box body and the standby filtering box body are arranged side by side, a filter screen is arranged in the middle of the respective inner parts of the main filtering box body and the standby filtering box body, a first ash inlet pipe and a first ash outlet pipe are respectively arranged on the left side and the right side of the main filtering box body, and valves are respectively arranged on the first ash inlet pipe and the first ash outlet pipe; the left side and the right side of the standby filter box body are respectively provided with a second ash inlet pipe and a second ash outlet pipe, valves are arranged on the second ash inlet pipe and the second ash outlet pipe, the first ash inlet pipe and the second ash inlet pipe are jointly connected to a large ash inlet pipe, a main valve is arranged on the large ash inlet pipe, and the first ash outlet pipe and the second ash outlet pipe are jointly connected to a large ash outlet pipe; the pressure detection probes are respectively arranged at the inner side near the tail end of each of the main filtering box body and the standby filtering box body, and the two pressure detection probes respectively transmit pressure data to the monitoring display equipment through the data lines.
Furthermore, in the utility model, the left side wall of the filter screen in each of the main filter box body and the standby filter box body is provided with a pressure relief pipe, the two pressure relief pipes are provided with pressure relief valves, and the two pressure relief pipes are connected to a filter bag.
Furthermore, the filter screens in the utility model are made of stainless steel materials, and an access door is arranged on the front side wall of the main filter box body and the front side wall of the standby filter box body corresponding to each filter screen.
Further, in the utility model, the valve is a pneumatic half ball valve, and the total valve is a manual valve.
Furthermore, the end of the large ash outlet pipe is provided with a connecting flange which is connected with a corresponding ash conveying pipeline.
Furthermore, in the utility model, the main filter box body and the standby filter box body are rectangular box bodies, and are welded together in parallel.
According to the utility model, sundries in the ash discharging process of the ash sucking and discharging tank truck can be effectively blocked in front of the inlet of the ash conveying pipeline, meanwhile, the phenomenon of whether the operation personnel is blocked can be well and conveniently judged, once the blocking phenomenon occurs, the quick switching can be realized, the normal production is not influenced, the blocked part can be conveniently cleaned, the working intensity of the operation personnel is greatly reduced, the cost is low, the on-site refitting can be realized, the on-site lean 6S management requirement is met, and the continuous operation of the ash sucking and discharging tank truck is also ensured.
Drawings
FIG. 1 is a schematic view of the front view of the present utility model;
FIG. 2 is a schematic illustration of the internal cutaway structure of the main and redundant filter housings of the present utility model;
fig. 3 is a schematic view of the structure of the present utility model in a state of use.
In the figure: 1-main valve, 2-big ash inlet pipe, 3-second ash inlet pipe, 4-first ash inlet pipe, 5-filter bag, 6-valve, 7-relief valve, 8-relief pipe, 9-main filter box, 10-standby filter box, 11-access door, 12-data line, 13-monitoring display equipment, 14-first ash outlet pipe, 15-second ash outlet pipe, 16-big ash outlet pipe, 17-connecting flange, 18-filter screen, 19-pressure detection probe, 20-suction and discharge tank car, 21-device of the utility model, 22-ash conveying pipeline and 23-ash bin.
Detailed Description
The following description of the embodiments of the present utility model will be made more apparent in the drawings of the present utility model, wherein it is to be understood that the embodiments described are merely some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model. In the description of the present utility model, it should be noted that, the terms "upper", "lower", "inner", "outer", and the like indicate an orientation or a positional relationship based on that shown in the drawings, or an orientation or a positional relationship in which the inventive product is conventionally put in use, merely for convenience of describing the present utility model or simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured or operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 and 2, the utility model relates to an ash conveying and filtering device suitable for a coal bunker material receiving pipeline, which comprises a main filtering box body 9 and a standby filtering box body 10, wherein the main filtering box body and the standby filtering box body are arranged side by side; the left side and the right side of the standby filter box body are respectively provided with a second ash inlet pipe 3 and a second ash outlet pipe 15, valves are arranged on the second ash inlet pipe and the second ash outlet pipe, the first ash inlet pipe and the second ash inlet pipe are jointly connected to a large ash inlet pipe 2, the large ash inlet pipe is provided with a main valve 1, the first ash outlet pipe and the second ash outlet pipe are jointly connected to a large ash outlet pipe 16, and further, the end head of the large ash outlet pipe is provided with a connecting flange 17 which is connected with a corresponding ash conveying pipeline 22; the inside of each of the main filter box body and the standby filter box body is provided with a pressure detection probe 19 near the tail end, and the two pressure detection probes respectively transmit pressure data to a monitoring display device 13 (actually a computer device) through a data line 12; furthermore, in the utility model, the left side wall of the filter screen in each of the main filter box body and the standby filter box body is provided with a pressure relief pipe 8, the two pressure relief pipes are provided with pressure relief valves 7, and the two pressure relief pipes are connected to a filter bag 5.
Further, in this embodiment, the valve is a pneumatic half ball valve, and the total valve is a manual valve.
When the device is in actual use, as shown in figure 3, and the ash delivery of the suction and discharge tank truck works normally, the upper and lower sets of filtering devices are used for one time, and the upper main filtering box body is started at the moment, namely: and opening the two pneumatic half ball valves on the first ash inlet pipe and the first ash outlet pipe, and closing the two pneumatic half ball valves on the second ash inlet pipe and the second ash outlet pipe, wherein the two pressure release valves are also in a closed state. When the computer monitoring picture shows that the ash conveying pressure (the pressure detected by the pressure detecting probe) is 200KPa, the filtering device is in a normal working state, when the ash conveying pressure is abnormal to a large extent, the filtering device is required to be switched, namely, two pneumatic half ball valves on the second ash inlet pipe and the second ash outlet pipe are automatically controlled to be opened, the two pneumatic half ball valves on the first ash inlet pipe and the first ash outlet pipe are closed, the main filtering box body is cleaned after the switching, the judgment can be carried out through the on-site tank truck pressure gauge, the normal ash sucking and discharging process of the 20 t-tonnage tank truck is 30 minutes, and the time is exceeded or the tonnage is not in a descending state, and the blocking phenomenon is represented.
According to the utility model, through the filtration of the filter screen, the cloth strips, the caking and the like mixed in the dust are filtered and intercepted at the filter screen, so that the blockage of the ash conveying pipeline is avoided.
When the filtering device is cleaned, the standby filtering box body is in a working communication state, then the environment-friendly pressure relief mechanism in front of the main filtering box body is opened, namely, the pressure in the filtering box body is relieved by opening the pressure relief valve in front of the main filtering box body, then the access door 11 is opened, the filter screen is cleaned, and filtered sundries are sequentially installed back after the filter screen is cleaned, so that the filtering device can be used for standby.
The valve in the utility model adopts the semi-automatic ball valve to realize the automatic switching control of the controller, the triggering signal is triggered by the pressure signal detected by the pressure detection probe, and the pressure detection probe can be realized by adopting a relatively sensitive pressure detection sensor.
According to the utility model, sundries in the ash discharging process of the ash sucking and discharging tank truck can be effectively blocked in front of the inlet of the ash conveying pipeline, meanwhile, the phenomenon of whether the operation personnel is blocked can be well and conveniently judged, once the blocking phenomenon occurs, the quick switching can be realized, the normal production is not influenced, the blocked part can be conveniently cleaned, the working intensity of the operation personnel is greatly reduced, the cost is low, the on-site refitting can be realized, the on-site lean 6S management requirement is met, and the continuous operation of the ash sucking and discharging tank truck is also ensured.
Claims (6)
1. An ash conveying and filtering device suitable for a coal bunker material receiving pipeline, which is characterized in that: the device comprises a main filtering box body and a standby filtering box body, wherein the main filtering box body and the standby filtering box body are arranged side by side, filter screens are arranged in the middle of the respective inner parts of the main filtering box body and the standby filtering box body, a first ash inlet pipe and a first ash outlet pipe are respectively arranged on the left side and the right side of the main filtering box body, and valves are respectively arranged on the first ash inlet pipe and the first ash outlet pipe; the left side and the right side of the standby filter box body are respectively provided with a second ash inlet pipe and a second ash outlet pipe, valves are arranged on the second ash inlet pipe and the second ash outlet pipe, the first ash inlet pipe and the second ash inlet pipe are jointly connected to a large ash inlet pipe, a main valve is arranged on the large ash inlet pipe, and the first ash outlet pipe and the second ash outlet pipe are jointly connected to a large ash outlet pipe; the pressure detection probes are respectively arranged at the inner side near the tail end of each of the main filtering box body and the standby filtering box body, and the two pressure detection probes respectively transmit pressure data to the monitoring display equipment through the data lines.
2. An ash conveying and filtering device suitable for a coal bunker material receiving pipeline according to claim 1, wherein: the filter comprises a main filter box body and a standby filter box body, wherein a pressure relief pipe is arranged on the left box body wall of a filter screen inside the main filter box body and the standby filter box body respectively, pressure relief valves are arranged on the two pressure relief pipes, and the two pressure relief pipes are connected to a filter bag together.
3. An ash conveying and filtering device suitable for a coal bunker material receiving pipeline according to claim 1, wherein: the filter screens are made of stainless steel materials, and an access door is arranged on the front side walls of the main filter box body and the standby filter box body corresponding to each filter screen.
4. An ash conveying and filtering device suitable for a coal bunker material receiving pipeline according to claim 1, wherein: the valve is a pneumatic half ball valve, and the total valve is a manual valve.
5. An ash conveying and filtering device suitable for a coal bunker material receiving pipeline according to claim 1, wherein: the end of the large ash outlet pipe is provided with a connecting flange which is connected with a corresponding ash conveying pipeline.
6. An ash conveying and filtering device suitable for a coal bunker material receiving pipeline according to claim 1, wherein: the main filter box body and the standby filter box body are rectangular box bodies, and are welded together in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575791.8U CN220860953U (en) | 2023-09-22 | 2023-09-22 | Ash conveying and filtering device suitable for coal bunker material receiving pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575791.8U CN220860953U (en) | 2023-09-22 | 2023-09-22 | Ash conveying and filtering device suitable for coal bunker material receiving pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220860953U true CN220860953U (en) | 2024-04-30 |
Family
ID=90819076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322575791.8U Active CN220860953U (en) | 2023-09-22 | 2023-09-22 | Ash conveying and filtering device suitable for coal bunker material receiving pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220860953U (en) |
-
2023
- 2023-09-22 CN CN202322575791.8U patent/CN220860953U/en active Active
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