CN220959688U - Heating furnace water seal tank convenient for slag removal and overhaul - Google Patents
Heating furnace water seal tank convenient for slag removal and overhaul Download PDFInfo
- Publication number
- CN220959688U CN220959688U CN202322667708.XU CN202322667708U CN220959688U CN 220959688 U CN220959688 U CN 220959688U CN 202322667708 U CN202322667708 U CN 202322667708U CN 220959688 U CN220959688 U CN 220959688U
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- China
- Prior art keywords
- water seal
- tank
- slag
- water
- valve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 111
- 239000002893 slag Substances 0.000 title claims abstract description 64
- 238000010438 heat treatment Methods 0.000 title claims abstract description 15
- 239000013049 sediment Substances 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 claims description 5
- 239000003818 cinder Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 10
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000003723 Smelting Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Furnace Details (AREA)
Abstract
The utility model belongs to the technical field of steel smelting, and particularly relates to a heating furnace water seal tank convenient for slag removal and overhaul. Including the water seal groove, the water seal groove is equipped with two circular arcs at the bottom of all installing screw conveyer at the bottom of two circular arcs, and two circular arcs are at the bottom of the intercommunication jointly has the sediment fill, and the sediment fill has the collection slag pot through the pipe connection, and flange joint has valve and lower valve respectively on the pipeline at both ends about the collection slag pot, and the intercommunication has the air pipe and the drain pipe with the water seal groove intercommunication on the collection slag pot, installs the air valve on the air pipe, flange joint has filter, drain valve on the drain pipe, water seal groove top one side intercommunication has the water tank, installs tuning fork level gauge in the water tank, has the closure plate in the water tank, and the drain valve is installed to the water tank below. The utility model can realize slag removal of the water seal tank and overhaul of the tuning fork liquid level meter under the condition of no shutdown, thereby improving the production efficiency and reducing the waste of water resources.
Description
Technical Field
The utility model belongs to the technical field of steel smelting, and particularly relates to a heating furnace water seal tank convenient for slag removal and overhaul.
Background
The water sealing groove of the heating furnace is a sealing device for the steel smelting heating furnace, and the working principle of the device is that the water is sealed into the water sealing groove by the water reducing, so that a layer of water film is formed to isolate heat exchange between the inside of the furnace and the outside. In the production process, iron scales can drop on steel billets in the heating furnace and enter the water seal tank, the operation of a water seal cutter can be influenced when the accumulation of the iron scales is excessive, therefore, the iron scales in the water seal tank need to be cleaned regularly, at present, the furnace is required to be stopped through regular manual cleaning, the production progress is influenced, and aiming at the problem, the patent with the application number 201921508280.1 discloses an auger type automatic slag removal device for the water seal tank of a stepping furnace, and the iron scales are conveyed to a slag discharge hopper through an auger device consisting of an auger conveying shaft and a driving motor, and discharged through a slag collecting pipe. However, the patent has the following defects that in the actual use process, the length of a screw conveying shaft of the auger device is too long, the middle position of the screw conveying shaft sags to touch the bottom of a water seal tank in the long-time operation process, and even the screw conveying shaft is bent; in the deslagging process, the iron oxide scale and water in the water seal groove enter the slag collecting pipe and are discharged, so that the water level in the water seal groove is lower and lower, frequent water supplement is needed, and the discharged water causes waste of water resources; in the slag removal process, the iron scale is easy to block at the valve.
In addition, the water seal tank detects and controls the water level through the tuning fork liquid level meter, the tuning fork liquid level meter is usually arranged on the side wall of the top end of the water seal tank, once the tuning fork liquid level meter breaks down and needs to be maintained, the machine must be stopped for cooling, the shutdown time is at least 2 hours, the furnace temperature is reduced to 800 ℃, the furnace pressure is controlled to be negative pressure, water in the water seal tank is discharged, the water level is arranged at the lower edge of the installation position of the tuning fork liquid level meter, fault spare parts can be detached, and new spare parts are replaced. If spare parts are not replaced in time to influence the early warning of the water level of the water seal tank, the water shortage of the water seal tank easily occurs to lead to the expansion of accidents, and in the replacement process, the water level needs to be below the tuning fork liquid level meter, so that the condition of wasting water resources exists.
Disclosure of Invention
The utility model aims to provide a heating furnace water seal tank convenient for slag removal and overhaul, so as to solve the problems in the prior art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a heating furnace water seal groove convenient to scarfing cinder and maintenance, including the water seal groove, the water seal groove is equipped with two circular arcs at the bottom of, all install screw conveyer on two circular arcs at the bottom of, two circular arcs are connected jointly and are had the sediment fill, it has the collection slag pot to arrange sediment fill through pipe connection, the last valve and the lower valve of flange joint respectively on the pipeline at both ends about the collection slag pot, the intercommunication has the air pipe and the drain pipe with the water seal groove intercommunication on the collection slag pot, install the air valve on the air pipe, flange joint has filter on the drain pipe, the drain valve, water seal groove top one side intercommunication has the water level groove, install tuning fork level gauge in the water level groove, the closure plate has been inserted to the water level groove, the drain valve is installed to the water level groove below, screw conveyer, go up the valve, down valve, the air valve, the drain valve, tuning fork level gauge and controller electric connection.
Further, the joint of the arc bottom and the slag discharge hopper is positioned at the middle position of the water seal groove, and the conveying direction of the screw conveyor in the two arc bottoms faces the slag discharge hopper.
Further, the air pipe is located on one side of the top end of the slag collecting tank, and the drain pipe is located on one side of the bottom end of the slag collecting tank opposite to the air pipe.
Further, a clamping groove is formed in one end, communicated with the water seal groove, of the water level groove, and the blocking plate is inserted into the clamping groove.
Further, a vibrator is arranged at the slag discharging end of the slag discharging bucket and the slag discharging end of the slag collecting tank, and the vibrator is electrically connected with the controller.
The utility model has the following beneficial effects:
1. by designing two screw conveyors, sagging deformation of the middle of the screw conveyor due to longer distance is prevented.
2. By installing the air pipe and the drain pipe on the slag collecting tank, water flows back to the water seal tank through the filter, so that slag-water separation is realized, waste of water resources is avoided, and water in the iron scale is removed.
3. Through installing tuning fork level gauge in the water tank, insert closure plate isolation water seal groove and water tank when need overhaul, then overhaul the change with the water evacuation in the water tank to do not need to shut down to overhaul, also do not need to drop the water level in the water seal groove below the tuning fork level gauge, thereby not only guaranteed not shutting down to overhaul but also not extravagant water resource.
4. The screw conveyor is arranged to realize timing slag removal, so that manual slag removal is not needed to be stopped regularly, the labor intensity is reduced, and normal production is not influenced.
5. The vibrator vibrates to remove slag when removing slag, so that the blockage of iron scales is prevented.
Drawings
Fig. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic view of the structure of the water level tank of the present utility model.
Wherein: 1. a water seal groove; 2. a circular arc bottom; 3. a screw conveyor; 4. a slag discharge hopper; 5. a pipe; 6. a slag collecting tank; 7. a valve is arranged; 8. a lower valve; 9. an air tube; 10. a drain pipe; 11. an air valve; 12. a filter; 13. a drain valve; 14. a water level tank; 15. tuning fork level gauge; 16. a closure plate; 17. a water drain valve; 18. a clamping groove; 19. a vibrator.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings.
As shown in figures 1-2, a heating furnace water seal tank convenient for slag removal and maintenance comprises a water seal tank 1, wherein the water seal tank 1 is provided with two circular arc bottoms 2, screw conveyors 3 are arranged on the two circular arc bottoms 2, slag discharging hoppers 4 are jointly communicated with the two circular arc bottoms 2, the slag discharging hoppers 4 are connected with slag collecting tanks 6 through pipelines 5, upper valves 7 and lower valves 8 are respectively connected with the pipelines 5 at the upper end and the lower end of the slag collecting tanks 6 in a flange mode, an air pipe 9 and a drain pipe 10 communicated with the water seal tank 1 are communicated with the slag collecting tanks 6, an air valve 11 is arranged on the air pipe 9, a filter 12 and a drain valve 13 are connected with the upper flange of the drain pipe 10 in a flange mode, a water level groove 14 is communicated with one side of the top end of the water seal tank 1, a tuning fork liquid level meter 15 is arranged in the water level groove 14, a blocking plate 16 is inserted into the water level groove 14, a drain valve 17 is arranged below the water level groove 14, and the screw conveyors 3, the upper valves 7, the lower valves 8, the air valves 11, the drain valve 13 and the liquid level meter 15 are electrically connected with a controller. The joint of the arc bottom 2 and the slag discharge hopper 4 is positioned at the middle position of the water seal groove 1, and the conveying direction of the screw conveyor 3 in the two arc bottoms 2 faces the slag discharge hopper 4. The air pipe 9 is positioned at the top end side of the slag collecting tank 6, and the drain pipe 10 is positioned at the bottom end of the slag collecting tank 6 opposite to the air pipe 9. The water level groove 14 is provided with a clamping groove 18 at one end communicated with the water seal groove 1, and the plugging plate 16 is inserted into the clamping groove 18. The deslagging end of the deslagging bucket 4 and the deslagging end of the slag collecting tank 6 are provided with a vibrator 19, and the vibrator 19 is electrically connected with a controller.
The working principle of the utility model is as follows: when the device is used, the opening time interval of the screw conveyor 3 is set through the controller, the scale in the water seal tank 1 is conveyed into the slag discharge hopper 4 after the screw conveyor 3 is opened at regular time, after more scale is accumulated in the slag discharge hopper 4, the upper valve 7 and the vibrator 19 at the bottom of the slag discharge hopper 4 are opened, so that the scale falls into the slag collection tank 6, at the moment, the upper valve 7 and the vibrator 19 are closed, the air valve 11 and the drain valve 13 are opened, water in the slag collection tank 6 is filtered by the compressed air from the drain pipe 10 through the filter 12 and then flows back into the water seal tank 1, and after the water discharge operation is finished, the lower valve 8 and the vibrator 19 at the bottom of the slag collection tank 6 are opened to drain the scale. During normal operation, the blocking plate 16 is pulled out of the clamping groove 18 to enable the water level groove 14 to be communicated with the water seal groove 1, when the tuning fork liquid level meter 15 breaks down and needs to be overhauled or replaced, the blocking plate 16 is inserted into the clamping groove 18, the water drain valve 17 is opened to drain water in the water level groove 14, the tuning fork liquid level meter 15 is replaced and overhauled, and after overhauling, the blocking plate 16 is pulled out of the clamping groove 18 to enable the water seal groove 1 to work normally.
The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the utility model, which are made by those skilled in the art, are included in the protection scope of the utility model without departing from the design concept of the utility model.
The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.
Claims (5)
1. The utility model provides a heating furnace water seal groove convenient to scarfing cinder and maintenance, its characterized in that, including the water seal groove, the water seal groove is equipped with two circular arc bottoms, all installs screw conveyer on two circular arc bottoms, two circular arc bottoms intercommunication have the sediment fill jointly, the sediment fill has a collection slag pot through the pipe connection, the last valve and the lower valve of flange joint respectively on the pipeline at both ends about the collection slag pot, the last intercommunication of collection slag pot has the air pipe and the drain pipe with the water seal groove intercommunication, install the air valve on the air pipe, flange joint has filter, drain valve on the drain pipe, water seal groove top one side intercommunication has the water tank, install tuning fork level gauge in the water tank, the closure plate has been inserted to the water tank, the drain valve is installed to the water tank below, screw conveyer, the upper valve, the lower valve, the air valve, drain valve, tuning fork level gauge and controller electric connection.
2. The heating furnace water seal tank convenient for slag removal and overhaul as claimed in claim 1, wherein the joint of the circular arc bottom and the slag discharge hopper is positioned at the middle position of the water seal tank, and the conveying direction of the screw conveyor in the two circular arc bottoms faces the slag discharge hopper.
3. The water seal tank for a heating furnace for facilitating slag removal and maintenance according to claim 1, wherein the air pipe is positioned at a top end side of the slag collection tank, and the drain pipe is positioned at a bottom end side of the slag collection tank opposite to the air pipe.
4. The heating furnace water seal tank convenient for slag removal and overhaul as claimed in claim 1, wherein a clamping groove is arranged at one end of the water seal tank communicated with the water seal tank, and the blocking plate is inserted into the clamping groove.
5. The water seal tank of a heating furnace for facilitating slag removal and maintenance according to claim 1, wherein a vibrator is installed at the slag discharging end of the slag discharging hopper and the slag discharging end of the slag collecting tank, and the vibrator is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322667708.XU CN220959688U (en) | 2023-10-07 | 2023-10-07 | Heating furnace water seal tank convenient for slag removal and overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322667708.XU CN220959688U (en) | 2023-10-07 | 2023-10-07 | Heating furnace water seal tank convenient for slag removal and overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220959688U true CN220959688U (en) | 2024-05-14 |
Family
ID=91004580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322667708.XU Active CN220959688U (en) | 2023-10-07 | 2023-10-07 | Heating furnace water seal tank convenient for slag removal and overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220959688U (en) |
-
2023
- 2023-10-07 CN CN202322667708.XU patent/CN220959688U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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