Suction port switching device of steel slag hot disintegration pool

Abstract

The utility model provides a steel slag hot disintegration pool air suction port switching device, which comprises a hot disintegration pool air suction port, a movable sealing cover plate, a driving device and a PLC remote controller, the movable sealing cover plate is arranged in a hot disintegration pool, and the shape of the movable sealing cover plate is matched with that of the hot disintegration pool air suction port. The driving device is in driving connection with the movable sealing cover plate, and the driving device is electrically connected with the PLC remote controller; and the driving device can drive the movable sealing cover plate to move left and right so as to realize opening and closing between the movable sealing cover plate and the air suction port of the hot disintegration pool. The opening and closing device for the air suction port of the steel slag hot stuffy pool can achieve remote control over opening and closing of the cover plate of the air suction port, so that scraping with a smoke exhaust pipeline of a movable cover car is avoided, and danger caused by manual operation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel slag hot smothering pool technical field especially is a kind of steel slag hot smothering pool air suction port switch device. BACKGROUND

[0002] Steel slag is the inevitable product of converter steelmaking process, and the production rate is 10%~15%. Steel slag treatment process from the earliest hot splashing method to the current hot smothering method, air quenching method, disc splashing method and other methods, at present, domestic steel slag treatment process is various, and the advantages and disadvantages are different, wherein the hot smothering method is a main process direction which is applied more and develops faster. The main facility of steel slag pool type hot smothering treatment process is hot smothering pool, after hot smothering pool is filled with steel slag, mobile cover car is covered to play water and smother slag for 5.5 hours, and then it is reduced to below 100 DEG C, and then slag is discharged by excavator. After hot smothering pool is finished, the next process is carried out, and before smothering, mobile cover car suction pipe is connected with hot smothering pool air suction port, to collect steam dust in hot smothering stage to dust collector. Since the original hot smothering pool air suction port is blocked by steel structure cover outside, this design has certain defects in actual operation: first, when mobile cover car is running, the exhaust pipe of mobile cover car is easily scraped with the air suction port cover, which not only causes the deformation of the exhaust pipe of mobile cover car, but also can damage the electric lifting cylinder, and the maintenance cost of equipment is increased;Second, since hot smothering pool air suction port protrudes from the ground, workers are easy to collide with it when working, and there is high safety risk. CONTENT OF UTILITY MODEL

[0003] The utility model aims at providing a kind of steel slag hot smothering pool air suction port switch device, can realize the remote control of air suction port cover plate opening and closing, avoid the scraping with the exhaust pipe of mobile cover car, avoid the danger of manual operation.

[0004] The utility model provides a kind of steel slag hot smothering pool air suction port switch device, including hot smothering pool air suction port, movable closed cover plate, drive arrangement and PLC remote controller, the movable closed cover plate is located in the inside of hot smothering pool, and the shape of the movable closed cover plate is matched with the shape of the hot smothering pool air suction port, the drive arrangement is driven to be connected with the movable closed cover plate, and the drive arrangement is electrically connected with the PLC remote controller;The drive arrangement can drive the movable closed cover plate to move left and right, to realize the opening and closing between the movable closed cover plate and the hot smothering pool air suction port.

[0005] According to the steel slag hot decomposing pool air suction opening switch device, the driving device installation port is arranged on one side of the hot decomposing pool, one end of the fixed sleeve is installed at the driving device installation port, and the electric push rod is installed at the other end of the fixed sleeve.

[0006] According to the steel slag hot decomposing pool air suction opening switch device, the first flange is installed at the driving device installation port, the second flange is installed at one end of the fixed sleeve, and the first flange and the second flange are connected through the first connecting bolt.

[0007] According to the steel slag hot decomposing pool air suction opening switch device, the third flange is installed at the other end of the fixed sleeve, the fourth flange is installed on the electric push rod, and the third flange and the fourth flange are connected through the second connecting bolt.

[0008] According to the steel slag hot decomposing pool air suction opening switch device, the connecting plate is fixedly arranged on the side, away from the hot decomposing pool air suction opening, of the movable closed cover plate, and the driving assembly is connected with the movable closed cover plate through the connecting plate.

[0009] According to the steel slag hot decomposing pool air suction opening switch device, the driving assembly comprises two driving rods which are parallel to each other, one end of each of the driving rods is connected with the sliding block, and the other end of each of the driving rods is connected with the connecting plate.

[0010] According to the steel slag hot decomposing pool air suction opening switch device, the hot decomposing pool air suction opening is formed by installing a circular ring-shaped steel plate on the hot decomposing pool.

[0011] According to the steel slag hot decomposing pool air suction opening switch device, two guide strips are fixedly arranged on the side, facing the hot decomposing pool air suction opening, of the movable closed cover plate, the two guide strips are parallel to each other, and the extension direction of the guide strips is consistent with the moving direction of the movable closed cover plate.

[0012] According to the steel slag hot decomposing pool air suction opening switch device, a guide groove corresponding to the guide strip is arranged on the inner side of the circular ring-shaped steel plate, and the guide strip can be slidably connected with the guide groove.

[0013] The movable closed cover plate, the connecting plate and the driving assembly are all made of steel plate.

[0014] The steel slag hot decompression pool air suction opening switch device provided by the utility model can realize remote opening and closing control between the movable closed cover plate and the hot decompression pool air suction opening, thereby avoiding scratching of the exhaust pipeline of the mobile cover vehicle and also avoiding danger in manual operation. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0016] Figure 1 It is the opening state schematic view of the hot decompression pool air suction opening in the steel slag hot decompression pool air suction opening switch device of the utility model;

[0017] Figure 2 It is the closing state schematic view of the hot decompression pool air suction opening in the steel slag hot decompression pool air suction opening switch device of the utility model;

[0018] Figure 3 It is Figure 2 A-A sectional view of the utility model steel slag hot decompression pool air suction opening switch device;

[0019] Figure 4 It is the side view of the movable closed cover plate in the steel slag hot decompression pool air suction opening switch device of the utility model.

[0020] EXPLANATION OF REFERENCE NUMERALS:

[0021] 1, hot decompression pool air suction opening; 2, movable closed cover plate; 3, electric push rod; 4, fixed sleeve; 5, sliding block; 6, first flange; 7, second flange; 8, third flange; 9, fourth flange; 10, connecting plate; 11, driving rod; 12, circular ring steel plate; 13, guide bar; 14, guide groove. DETAILED DESCRIPTION

[0022] The technical solutions of the utility model will be described clearly and completely in combination with the embodiments, and obviously, the described embodiments are some embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0024] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the stated features. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified. Furthermore, the terms "installed," "connected," and "linked" should be interpreted broadly; for example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0025] like Figures 1 to 4 As shown in the figure, the air intake switch device of the steel slag hot quenching tank according to this utility model includes a hot quenching tank air intake 1, a movable sealing cover 2, a drive device, and a PLC remote controller (not shown). The movable sealing cover 2 is disposed inside the hot quenching tank, and the shape of the movable sealing cover 2 matches the shape of the hot quenching tank air intake 1. The drive device is driven and connected to the movable sealing cover 2, and the drive device is electrically connected to the PLC remote controller. The drive device can drive the movable sealing cover 2 to move left and right to realize the opening and closing operation between the movable sealing cover 2 and the hot quenching tank air intake 1.

[0026] When the mobile hood is in operation, the PLC remote controller can remotely control the drive unit to move the movable sealing cover 2 to the left until it completely seals the air intake 1 of the hot sump, thus preventing it from rubbing against the exhaust pipe of the mobile hood. When the mobile hood reaches the designated position, the PLC remote controller will then remotely control the drive unit to move the movable sealing cover 2 to the right, opening the air intake 1 of the hot sump and ensuring smooth exhaust from the hot sump.

[0027] Thus, the steel slag hot smothering pool air suction opening switch device of the embodiment of the utility model, through setting movable closing cover plate 2 in the hot smothering pool, and through the PLC remote controller control drive device work, realize the remote opening and closing control between movable closing cover plate 2 and hot smothering pool air suction opening 1, to avoid the scratch with the exhaust duct of mobile cover car, and also can avoid the dangerous of manual operation.

[0028] Specifically, the drive device includes an electric push rod 3, a fixed sleeve 4, a sliding block 5 and a drive assembly, a drive device mounting port is provided on one side of the hot smothering pool, one end of the fixed sleeve 4 is mounted at the drive device mounting port, and the other end of the electric push rod 3 is mounted at the fixed sleeve 4. The sliding block 5 is arranged in the fixed sleeve 4, and the sliding block 5 is in sealing sliding cooperation with the inner wall of the fixed sleeve 4. The telescopic end of the electric push rod 3 is connected with the sliding block 5, the sliding block 5 is connected with the drive assembly, and the drive assembly is connected with the movable closing cover plate 2.

[0029] In work, through the telescopic action of the electric push rod 3, the sliding block 5 can be driven to move left and right along the inside of the fixed sleeve 4, and the sliding block 5 drives the movable closing cover plate 2 to move left and right through the drive assembly, so as to realize the opening and closing operation of the hot smothering pool air suction opening 1. When the electric push rod 3 is extended to the maximum stroke, the movable closing cover plate 2 can be completely closed with the hot smothering pool air suction opening 1. When the electric push rod 3 is retracted to the minimum stroke, the hot smothering pool air suction opening 1 can be completely opened.

[0030] Specifically, a first flange 6 is mounted at the drive device mounting port, a second flange 7 is mounted at one end of the fixed sleeve 4, and the first flange 6 and the second flange 7 are connected through a first connecting bolt, so as to realize the reliable installation of the fixed sleeve 4 and the drive device mounting port.

[0031] Specifically, a third flange 8 is mounted at the other end of the fixed sleeve 4, and a fourth flange 9 is mounted on the electric push rod 3, and the third flange 8 and the fourth flange 9 are connected through a second connecting bolt, so as to realize the reliable installation of the fixed sleeve 4 and the electric push rod 3.

[0032] Specifically, a connecting plate 10 is fixedly arranged on the side of the movable closing cover plate 2 away from the hot smothering pool air suction opening 1, and the drive assembly is connected with the movable closing cover plate 2 through the connecting plate 10. The movable closing cover plate 2, the connecting plate 10 and the drive assembly are all made of steel plate. The drive assembly includes two parallel drive rods 11, one end of each drive rod 11 is connected with the sliding block 5, and the other end of each drive rod 11 is connected with the connecting plate 10, so as to realize the reliable connection between the sliding block 5 and the movable closing cover plate 2.

[0033] Specifically, the hot steam pool air suction port 1 is formed by installing a circular steel plate 12 on the hot steam pool. Two guide strips 13 can also be fixed on the side of the movable closing cover plate 2 facing the hot steam pool air suction port 1, the two guide strips 13 are parallel to each other, and the extension direction of the guide strips 13 is consistent with the moving direction of the movable closing cover plate 2. A guide groove 14 corresponding to the guide strip 13 is also arranged on the inner side of the circular steel plate 12, and the guide strip 13 can be slidably matched with the corresponding guide groove 14. That is, when the movable closing cover plate 2 moves left and right along the inner side of the circular steel plate 12 under the driving action of the driving device, the guide strip 13 can be slidably matched with the guide groove 14, thereby ensuring the stability and reliability of the movable closing cover plate 2 when closing the hot steam pool air suction port 1.

[0034] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A steel slag hot disintegration tank air suction port opening and closing device, characterized in that, The application relates to a movable sealing cover plate for a hot steam pool, which comprises a hot steam pool air inlet, a movable sealing cover plate, a driving device and a PLC remote controller.

2. The gas suction opening shutter device for a steel slag hot disintegration tank according to claim 1, wherein The driving device comprises an electric push rod, a fixed sleeve, a sliding block and a driving assembly.

3. The steel slag hot stripping tank air suction opening on-off device according to claim 2, characterized in that, A first flange is arranged at the driving device mounting port, and a second flange is arranged at one end of the fixed sleeve.

4. The steel slag hot stripping tank air suction opening on-off device according to claim 2, characterized in that, A third flange is arranged at the other end of the fixed sleeve, and a fourth flange is arranged on the electric push rod.

5. The steel slag hot stripping tank air suction opening on-off device according to claim 2, characterized in that, The driving assembly is connected with the movable sealing cover plate through a connecting plate.

6. The steel slag hot stripping tank air suction opening on-off device according to claim 5, characterized in that, The driving assembly comprises two parallel driving rods.

7. The steel slag hot stripping tank air suction opening on-off device according to claim 1, characterized in that, The hot steam pool air inlet is formed by arranging a circular steel plate on the hot steam pool.

8. The steel slag hot stripping tank air suction opening on-off device according to claim 7, characterized in that, Two guide strips are arranged on the side of the movable sealing cover plate facing the hot steam pool air inlet.

9. The steel slag hot stripping tank air suction opening on-off device according to claim 8, characterized in that, The guide strips are parallel to each other and extend in the moving direction of the movable sealing cover plate.

10. The steel slag hot stripping tank air suction opening on-off device according to claim 5, characterized in that, The circular steel plate is provided with guide grooves corresponding to the guide strips. The movable sealing cover plate, the connecting plate and the driving assembly are made of steel plates.

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