CN223280873U - KR desulphurization unit for pretreatment of molten iron - Google Patents
KR desulphurization unit for pretreatment of molten ironInfo
- Publication number
- CN223280873U CN223280873U CN202422092737.2U CN202422092737U CN223280873U CN 223280873 U CN223280873 U CN 223280873U CN 202422092737 U CN202422092737 U CN 202422092737U CN 223280873 U CN223280873 U CN 223280873U
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- slag
- desulfurization
- ladle
- molten iron
- pipe
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- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
本实用新型公开了一种铁水预处理用KR脱硫装置，包括铁水包，所述铁水包的顶部翻转安装第一顶板，所述铁水包的顶部还安装第二顶板，所述第一顶板上安装除烟管，铁水包的内部和外部设置有脱硫渣处理机构，脱硫渣处理机构能够对铁水KR脱硫产生的脱硫渣处理，涉及冶炼设备技术领域：通过对铁水包的内部和外部设置有脱硫渣处理机构，铁水脱硫产生的脱硫渣通过聚渣槽聚集，抽料泵通过进渣管把脱硫渣吸入，再由出渣管把脱硫渣和铁水均匀落到滤板上，避免脱硫渣堆积，通过滤板对铁水和脱硫渣过滤，对铁水包内脱硫渣及时清理，使得铁水包内不堆积脱硫渣。
The utility model discloses a KR desulfurization device for molten iron pretreatment, comprising a ladle, wherein a first top plate is installed on the top of the ladle by flipping over, a second top plate is also installed on the top of the ladle, a smoke removal pipe is installed on the first top plate, and a desulfurization slag treatment mechanism is provided inside and outside the ladle, which can treat the desulfurization slag produced by KR desulfurization of the molten iron, and relates to the technical field of smelting equipment: by providing the desulfurization slag treatment mechanism inside and outside the ladle, the desulfurization slag produced by the desulfurization of the molten iron is gathered through a slag gathering trough, a suction pump sucks the desulfurization slag through a slag inlet pipe, and then the desulfurization slag and molten iron are evenly dropped onto a filter plate through a slag discharge pipe to avoid accumulation of desulfurization slag, the molten iron and the desulfurization slag are filtered through the filter plate, and the desulfurization slag in the ladle is cleaned in time, so that no desulfurization slag is accumulated in the ladle.
Description
Technical Field
The utility model relates to the field of smelting equipment, in particular to a KR desulfurization device for molten iron pretreatment.
Background
The KR desulfurization method is a common pretreatment desulfurization method for molten iron, the existing KR desulfurization equipment is generally composed of a ladle, an upper cover, stirring equipment and a desulfurizing agent feeding device, the KR desulfurization device for molten iron pretreatment is disclosed in the patent office database search publication No. CN219861434U, the opening of a feeding groove is upward, the desulfurizing agent falls into the feeding groove, the opening of the feeding groove is downward, the desulfurizing agent in the feeding groove can fall down to take intermittent feeding, when the desulfurizing agent falls from the feeding hole, the desulfurizing agent falls on a rotator surface of vortex and also takes a strip shape, and the blanking position of the desulfurizing agent is paved with the whole rotator surface of vortex, so that the mixing feeding effect is more excellent, but desulfurizing slag can be generated in the process of desulfurizing the molten iron in the ladle, and the desulfurizing slag remains in the ladle and is inconvenient to clean;
therefore, it is necessary to provide a KR desulfurization apparatus for pretreatment of molten iron.
Disclosure of utility model
The utility model aims to provide a KR desulfurization device for molten iron pretreatment, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The KR desulfurization device for molten iron pretreatment comprises a ladle, wherein a first top plate is arranged at the top of the ladle in a turnover manner, a second top plate is also arranged at the top of the ladle, a smoke removal pipe is arranged on the first top plate, and desulfurization slag treatment mechanisms are arranged inside and outside the ladle and can treat desulfurization slag generated by the desulfurization of the molten iron KR;
a desulfurization mechanism is arranged on the second top plate and can desulfurize KR for molten iron pretreatment;
The desulfurization slag treatment mechanism comprises a slag gathering tank, a slag inlet pipe and a slag inlet, wherein the slag gathering tank is arranged at the bottom of the ladle, the slag inlet pipe is arranged at the inner side of the slag gathering tank, and the slag inlet is arranged at the bottom of the slag inlet pipe.
Preferably, the front end of the ladle is provided with a treatment box, the side end of the ladle is provided with a material pumping pump, and the liquid inlet end of the material pumping pump is connected with a slag inlet pipe.
Preferably, the upper end internally mounted of processing case slag tap pipe, the slag tap hole is installed to the bottom of slag tap pipe, the transfer line is connected to the one end of slag tap pipe and the play liquid end of material pump.
Preferably, the filter plate is clamped in the treatment box, the sealing plate is arranged at the side end of the treatment box, and the liquid discharge pipe is arranged at the bottom of the treatment box.
Preferably, the desulfurization mechanism comprises a material box, a material feeding rod and a first bevel gear, wherein the material box is arranged at the upper end of the second top plate, the material feeding rod is rotatably arranged in the material box, and the first bevel gear is arranged at one end of the material feeding rod.
Preferably, the rotary rod is rotatably arranged in the ladle, the stirring plate is arranged at the lower end of the rotary rod, the supporting frame is further arranged at the upper end of the second top plate, the motor is arranged on the supporting frame, and the output end of the motor is connected with the upper end of the rotary rod.
Preferably, a second bevel gear is arranged on the outer wall of the rotating rod, and the side end of the second bevel gear is in meshed connection with the first bevel gear.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
The beneficial effects are that:
Through being provided with desulfurization sediment processing mechanism to the inside and the outside of ladle, the desulfurization sediment that the molten iron desulfurization produced gathers through gathering the slag groove, and the pump of taking out is inhaled desulfurization sediment through advancing the sediment pipe, falls desulfurization sediment and molten iron evenly by the slag pipe again and is on the filter plate, avoids desulfurization sediment to pile up, filters molten iron and desulfurization sediment through the filter plate, in time clears up desulfurization sediment in the ladle for do not pile up desulfurization sediment in the ladle.
Drawings
FIG. 1 is a schematic view of a KR desulfurization apparatus for molten iron pretreatment;
FIG. 2 is a schematic view of a KR desulfurization apparatus for molten iron pretreatment;
fig. 3 is a front view of a KR desulfurization apparatus for pretreatment of molten iron;
FIG. 4 is a view showing the construction of a ladle in a KR desulfurization apparatus for pretreatment of molten iron;
FIG. 5 is a schematic view of a slag inlet pipe in a KR desulfurization device for molten iron pretreatment;
Fig. 6 is a schematic view of a tapping pipe in a KR desulfurization device for molten iron pretreatment.
In the figure, 1, a ladle, 11, a first top plate, 12, a second top plate, 13, a smoke removing pipe, 2, a desulfurization slag treatment mechanism, 21, a slag collecting tank, 22, a slag inlet pipe, 23, a slag inlet, 24, a treatment box, 241, a sealing plate, 25, a pumping pump, 26, a liquid conveying pipe, 27, a slag outlet pipe, 271, a slag outlet, 28, a liquid discharge pipe, 29, a filter plate, 3, a desulfurization mechanism, 31, a material box, 32, a feeding rod, a first helical gear, 34, a second helical gear, 35, a supporting frame, 36, a rotary rod, 37, a motor, 38 and a stirring plate.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
As in fig. 1-6;
The hot metal ladle comprises a hot metal ladle 1, wherein a first top plate 11 is arranged on the top of the hot metal ladle 1 in a turnover way, the first top plate 11 can be turned over and opened, a second top plate 12 is also arranged on the top of the hot metal ladle 1, the second top plate 12 cannot be opened, the second top plate 12 is used for supporting and installing a supporting frame 35 and a material box 31, a smoke removal pipe 13 is arranged on the first top plate 11, smoke dust generated by the desulfurization pretreatment of the hot metal KR is discharged through the smoke removal pipe 13, a desulfurization slag treatment mechanism 2 is arranged in and outside the hot metal ladle 1, and the desulfurization slag treatment mechanism 2 can treat desulfurization slag generated by the desulfurization of the hot metal KR;
The desulfurization slag treatment mechanism 2 comprises a slag accumulation groove 21, a slag inlet pipe 22 and a slag inlet 23, wherein the slag accumulation groove 21 is arranged at the bottom of the ladle 1, after molten iron in the ladle 1 is desulfurized and kept still, desulfurization slag falls into the slag accumulation groove 21 to be accumulated, the slag inlet pipe 22 is arranged at the inner side of the slag accumulation groove 21, the slag inlet 23 is arranged at the bottom of the slag inlet pipe 22, and desulfurization slag in the slag accumulation groove 21 is sucked into the slag inlet pipe 22 through the slag inlet 23 and then enters the pump 25 through the slag inlet pipe 22;
Further, a treatment box 24 is arranged at the front end of the ladle 1, a material pump 25 is arranged at the side end of the ladle 1, the material pump 25 pumps the desulfurization slag and molten iron in the slag inlet pipe 22, the desulfurization slag and molten iron are sent into a slag outlet pipe 27 through a liquid delivery pipe 26, and the liquid inlet end of the material pump 25 is connected with the slag inlet pipe 22;
Further, a slag discharging pipe 27 is arranged in the upper end of the treatment box 24, a slag outlet 271 is arranged at the bottom of the slag discharging pipe 27, desulfurized slag and molten iron in the slag discharging pipe 27 uniformly fall onto a filter plate 29 through the slag outlet 271, and one end of the slag discharging pipe 27 and a liquid outlet end of the material extracting pump 25 are connected with a transfusion pipe 26;
Further, the filter plate 29 is clamped in the treatment tank 24, molten iron and desulfurized slag are filtered through the filter plate 29, molten iron falls into the bottom of the treatment tank 24, a sealing plate 241 is arranged at the side end of the treatment tank 24, the sealing plate 241 can be opened to facilitate the removal and cleaning of the filter plate 29, a liquid discharge pipe 28 is arranged at the bottom of the treatment tank 24, a valve is arranged on the liquid discharge pipe 28, and molten iron collected in the treatment tank 24 is discharged through the liquid discharge pipe 28;
Further, the desulfurization mechanism 3 comprises a material box 31, a material feeding rod 32 and a first bevel gear 33, the material box 31 is arranged at the upper end of the second top plate 12, the material box 31 is internally used for storing desulfurizing agents, the material feeding rod 32 is rotatably arranged in the material box 31, a material feeding groove is formed in the material feeding rod 32, the material feeding rod 32 rotates, the material feeding groove on the material feeding rod 32 brings desulfurizing agents in the material box 31 into and falls into the ladle 1 to be uniformly stirred and mixed with molten iron, the desulfurizing agent is assisted in molten iron desulfurization, the first bevel gear 33 is arranged at one end of the material feeding rod 32, and the first bevel gear 33 is used for driving the material feeding rod 32 to rotate after rotating;
Further, the rotating rod 36 is arranged at the inner rotation of the ladle 1, the stirring plate 38 is arranged at the lower end of the rotating rod 36, the stirring plate 38 rotates in the ladle 1 to stir and mix molten iron and desulfurizing agent in the ladle 1, the desulfurizing agent of the molten iron is accelerated, the supporting frame 35 is further arranged at the upper end of the second top plate 12, the motor 37 is arranged on the supporting frame 35, the output end of the motor 37 is connected with the upper end of the rotating rod 36, the motor 37 drives the rotating rod 36 to rotate, the rotating rod 36 drives the stirring plate 38 and the second bevel gear 34 to rotate, the second bevel gear 34 is arranged on the outer wall of the rotating rod 36, the side end of the second bevel gear 34 is meshed with the first bevel gear 33, and the first bevel gear 33 is driven to rotate after the second bevel gear 34 rotates.
The utility model has the working principle that a first top plate 11 is opened, molten iron is filled into a ladle 1, a motor 37 drives a rotating rod 36 to rotate, the rotating rod 36 drives a stirring plate 38 and a second bevel gear 34 to rotate, the second bevel gear 34 drives a first bevel gear 33 to rotate, the first bevel gear 33 drives a feeding rod 32 to rotate, the feeding rod 32 rotates, a feeding groove on the feeding rod 32 brings desulfurizing agent in a material box 31 into the ladle 1 and uniformly stirs and mixes the desulfurizing agent with molten iron, the stirring plate 38 rotates in the ladle 1 to stir and mix the molten iron and the desulfurizing agent in the ladle 1, the molten iron is accelerated to desulfurize, smoke dust generated by the desulfurization pretreatment of the molten iron KR is discharged through a smoke removal pipe 13, after the molten iron in the ladle 1 is desulfurized and kept stand, desulfurization slag falls into a slag collecting groove 21 to be gathered, the desulfurization slag in the slag collecting groove 21 is sucked into a slag inlet pipe 22 through a slag inlet 23, the desulfurization slag and molten iron in the slag inlet pipe 22 is pumped into the slag outlet 27 through a liquid conveying pipe 26, the desulfurization slag in the slag outlet 27 and slag outlet 271 are uniformly stirred and mixed with molten iron, the slag in the molten iron slag outlet 271 is uniformly falls into a filter plate 29 through the filter plate 29, and the bottom of the filter plate 29 is prevented from being discharged, and finally the bottom of the ladle is cleaned, and the bottom of the ladle is cleaned by opening the filter plate 29.
Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. The utility model provides a KR desulphurization unit for pretreatment of molten iron, includes ladle (1), first roof (11) are installed in the top upset of ladle (1), second roof (12) are still installed at the top of ladle (1), install smoke tube (13) on first roof (11), its characterized in that:
The inside and the outside of the ladle (1) are provided with a desulfurization slag treatment mechanism (2), and the desulfurization slag treatment mechanism (2) can treat desulfurization slag generated by the desulfurization of the molten iron KR;
A desulfurization mechanism (3) is arranged on the second top plate (12), and the desulfurization mechanism (3) can desulfurize KR for molten iron pretreatment;
The desulfurization slag treatment mechanism (2) comprises a slag collecting groove (21), a slag inlet pipe (22) and a slag inlet (23), wherein the slag collecting groove (21) is formed in the bottom of the ladle (1), the slag inlet pipe (22) is arranged on the inner side of the slag collecting groove (21), and the slag inlet (23) is arranged at the bottom of the slag inlet pipe (22).
2. The KR desulfurization device for molten iron pretreatment of claim 1, wherein a treatment box (24) is arranged at the front end of the ladle (1), a material suction pump (25) is arranged at the side end of the ladle (1), and the liquid inlet end of the material suction pump (25) is connected with a slag inlet pipe (22).
3. The KR desulfurization device for molten iron pretreatment as claimed in claim 2, wherein a slag discharging pipe (27) is arranged in the upper end of the treatment box (24), a slag outlet (271) is arranged at the bottom of the slag discharging pipe (27), and one end of the slag discharging pipe (27) and a liquid outlet end of the material extracting pump (25) are connected with a liquid conveying pipe (26).
4. The KR desulfurization device for molten iron pretreatment as set forth in claim 2, wherein a filter plate (29) is clamped inside the treatment tank (24), a sealing plate (241) is mounted at the side end of the treatment tank (24), and a drain pipe (28) is mounted at the bottom of the treatment tank (24).
5. The KR desulfurization device for molten iron pretreatment of claim 1, wherein the desulfurization mechanism (3) comprises a material box (31), a material feeding rod (32) and a first bevel gear (33), the material box (31) is arranged at the upper end of the second top plate (12), the material feeding rod (32) is rotatably arranged in the material box (31), and the first bevel gear (33) is arranged at one end of the material feeding rod (32).
6. The KR desulfurization device for molten iron pretreatment as set forth in claim 5, wherein a rotating rod (36) is rotatably installed in the ladle (1), an agitating plate (38) is installed at the lower end of the rotating rod (36), a supporting frame (35) is further installed at the upper end of the second top plate (12), a motor (37) is installed on the supporting frame (35), and the output end of the motor (37) is connected with the upper end of the rotating rod (36).
7. The KR desulfurization device for molten iron pretreatment as set forth in claim 6, wherein a second bevel gear (34) is installed on the outer wall of the rotating rod (36), and the side end of the second bevel gear (34) is meshed with the first bevel gear (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422092737.2U CN223280873U (en) | 2024-08-28 | 2024-08-28 | KR desulphurization unit for pretreatment of molten iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422092737.2U CN223280873U (en) | 2024-08-28 | 2024-08-28 | KR desulphurization unit for pretreatment of molten iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223280873U true CN223280873U (en) | 2025-08-29 |
Family
ID=96842929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422092737.2U Active CN223280873U (en) | 2024-08-28 | 2024-08-28 | KR desulphurization unit for pretreatment of molten iron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223280873U (en) |
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2024
- 2024-08-28 CN CN202422092737.2U patent/CN223280873U/en active Active
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