Steel ladle covering and uncovering device

Abstract

The utility model discloses a steel ladle covering and uncovering device, and particularly relates to the technical field of steel ladle covering system design, the steel ladle covering and uncovering device comprises a front bearing seat, a rear bearing seat, a front rotating shaft, a rear rotating shaft, an oil cylinder, a steel wire rope, a front inserting plate, a rear inserting plate and the like, a connecting rib plate is fixedly connected to the middle of the front connecting rod and sequentially drives the front connecting rod and the front inserting plate to move. The two ends of the rear rotating shaft are fixedly connected with transmission rib plates, the middle of the rear rotating shaft is fixedly connected with a driving rib plate, the bottoms of the transmission rib plates sequentially drive the rear connecting rod and the rear inserting plate to move through the rotating shaft, and the oil cylinder is used for driving the driving rib plate to rotate. Compared with the prior art, the device is controlled by the hydraulic oil cylinder, automatic covering and uncovering actions of the steel ladle can be realized, manual operation is not needed, the action is reliable and accurate, the operation is simple and convenient, the labor cost is saved, the operation time is shortened, and heat loss and temperature drop of molten steel in the steel ladle can be obviously reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of ladle cover system design, in particular to a ladle cover adding and uncovering device. Background Art

[0002] There are two main ways of heat loss in the process of transport, refining and pouring of the ladle: one is the heat conduction through the lining material of the ladle, and the other is the heat conduction and heat radiation between the upper molten steel and the air. After the ladle is covered during the turnover of the ladle, it plays a good protective role in the heat dissipation of the ladle, and the thermal state of the ladle during the turnover process is more stable, creating conditions for accurately controlling the temperature and temperature drop of the ladle, and further reducing the heat loss of the ladle during the turnover process. Since most companies currently use manual operations to complete the covering and uncovering of the ladle, it is not only inefficient, but also has safety hazards, resulting in serious temperature drop of molten steel during transportation, refining and pouring. How to reduce the temperature drop during the ladle pouring process has become a technical problem faced by all steel companies. Utility Model Content

[0003] In view of this, the utility model proposes a ladle covering and uncovering device, which is controlled by a hydraulic cylinder and can realize automatic covering and uncovering of the ladle, and no manual operation is required. The device has reliable and accurate action and is easy to operate.

[0004] The utility model solves the above problems through the following technical means:

[0005] A ladle cover-adding device, characterized in that it comprises a front bearing seat, a rear bearing seat, a front rotating shaft, a rear rotating shaft, an oil cylinder, a steel wire rope, a front rotating shaft seat, a rear rotating shaft seat, a front plug-in plate, a rear plug-in plate and a platform, wherein: a front hole and two rear holes are provided on the platform; the two front bearing seats are arranged at the top front end of the platform, the front bearing seats are used to install the front rotating shaft, the two ends of the front bearing seats are fixedly connected with follower ribs by flat keys, the middle part of the front bearing seats is fixedly connected with connecting ribs by flat keys, the end of the connecting ribs is connected to the top of the front connecting rod by the rotating shaft, and the front connecting rod is movably arranged in the front hole; the two rear bearing seats are arranged at the top rear end of the platform, the rear bearing seat is used to install the rear rotating shaft, the two ends of the rear rotating shaft are fixedly connected with transmission ribs by flat keys, the middle part of the rear rotating shaft is fixedly connected with the driving ribs by flat keys, and the transmission ribs are V-shaped Structure, the bottom of the transmission rib plate is connected to the top of the rear connecting rod through a rotating shaft, and the rear connecting rod is movably arranged in the rear hole; the oil cylinder is installed between the two rear holes through a cylinder seat, and the end of the telescopic rod of the oil cylinder is connected to the top hole of the driving rib plate through a rotating shaft; the steel wire rope is respectively installed in the end hole of the follower rib plate and the top end hole of the transmission rib plate through the shackles at both ends; the two front rotating shaft seats are installed at the bottom front end of the platform; the two rear rotating shaft seats are installed at the bottom rear end of the platform; the front plug-in plate is installed in the front rotating shaft seat through a rotating shaft, the two front plug-in plates are connected through a front connecting plate, and the middle part of the front connecting plate is connected to the bottom of the front connecting rod through an axle seat; the rear plug-in plate is installed in the rear rotating shaft seat through a rotating shaft, the two rear plug-in plates are connected through a rear connecting plate, and the upper surface of the rear plug-in plate is connected to the bottom of the rear connecting rod through an axle seat.

[0006] Preferably, a bolt buckle and a screw hole rod are further provided between the steel wire rope and the top end hole of the transmission rib plate, wherein: the middle part of the screw hole rod is hollow, and threaded holes are provided at both ends of the screw hole rod; the two bolt buckles are respectively installed at the two ends of the screw hole rod through threads, the bolt buckle on one side is used to connect the shackle, and the bolt buckle on the other side is used to connect the top end hole.

[0007] Preferably, it also includes a pull plate arranged in the front hole, the bottom of the pull plate is fixedly connected to the front connecting plate, the top protrusion of the pull plate is snapped on the front hole, and a pad is also installed on the upper surface of the front hole.

[0008] Preferably, the top of the platform is surrounded by guardrails, and the bottom of the platform is surrounded by brackets.

[0009] The utility model provides a ladle cover adding and uncovering device with the following beneficial effects:

[0010] The device is controlled by a hydraulic cylinder and can realize automatic covering and uncovering of the ladle, without manual operation. Its action is reliable and accurate, easy to operate, saves labor costs and shortens operation time, and can significantly reduce heat loss and temperature drop of molten steel in the ladle. Only one hydraulic cylinder is needed in the device to control the lifting and lowering of the two front plug plates and the two rear plug plates, realizing reliable covering and uncovering actions. The ladle equipped with the device can significantly reduce heat loss and temperature drop of molten steel in the ladle. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0012] Figure 1 It is a schematic diagram of the top structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the bottom structure of the utility model;

[0014] Figure 3 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 4 It is a partial structural schematic diagram of the utility model;

[0016] Figure 5 It is an application schematic diagram of the utility model.

[0017] In the figure, 1-front bearing seat, 2-rear bearing seat, 3-front rotating shaft, 301-following rib plate, 302-connecting rib plate, 303-front connecting rod, 4-rear rotating shaft, 401-transmission rib plate, 402-driving rib plate, 403-rear connecting rod, 5-oil cylinder, 501-cylinder seat, 502-telescopic rod, 6-wire rope, 601-shackle, 602-bolt buckle, 603-screw hole rod, 7-front rotating shaft seat, 8-rear rotating shaft seat, 9-front plug plate, 901-front connecting plate, 10-rear plug plate, 1001-rear connecting plate, 11-pull plate, 1101-pad, 12-platform, 1201-front hole, 1202-rear hole. DETAILED DESCRIPTION

[0018] In the description of the present utility model, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. The terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0019] The utility model will be described in detail below with reference to the accompanying drawings.

[0020] like Figures 1 to 5 As shown, the ladle cover-adding device includes a front bearing seat 1, a rear bearing seat 2, a front rotating shaft 3, a rear rotating shaft 4, a cylinder 5, a wire rope 6, a front rotating shaft seat 7, a rear rotating shaft seat 8, a front plug plate 9, a rear plug plate 10, a pull plate 11 and a platform 12. In the figure, a front hole 1201 and two rear holes 1202 are provided on the platform 12, a guardrail is provided around the top of the platform 12, and brackets are provided around the bottom of the platform 12.

[0021] In the figure, two front bearing seats 1 are arranged at the top front end of the platform 12, and the front bearing seats 1 are used to install the front rotating shaft 3. The two ends of the front bearing seats 1 are fixedly connected with the follower ribs 301 through flat keys, and the middle part of the front bearing seat 1 is fixedly connected with the connecting ribs 302 through flat keys. The end of the connecting ribs 302 is connected to the top of the front connecting rod 303 through a rotating shaft, and the front connecting rod 303 is movably set in the front hole 1201; the two rear bearing seats 2 are arranged at the top rear end of the platform 12, and the rear bearing seats 2 are used to install the rear rotating shaft 4. The two ends of the rear rotating shaft 4 are fixedly connected with the transmission ribs 401 through flat keys, and the middle part of the rear rotating shaft 4 is fixedly connected with the driving ribs 402 through flat keys. The transmission ribs 401 are V-shaped structures, and the bottom of the transmission ribs 401 is connected to the top of the rear connecting rod 403 through a rotating shaft, and the rear connecting rod 403 is movably set in the rear hole 1202.

[0022] Specifically, the oil cylinder 5 is installed between the two rear holes 1202 through the cylinder seat 501, and the end of the telescopic rod 502 of the oil cylinder 5 is connected to the top hole of the driving rib plate 402 through a rotating shaft.

[0023] Specifically, the steel wire rope 6 is respectively installed in the end hole of the follower rib plate 301 and the top end hole of the transmission rib plate 401 through the shackles 601 at both ends; the two front rotating shaft seats 7 are installed at the bottom front end of the platform 12; the two rear rotating shaft seats 8 are installed at the bottom rear end of the platform 12; the front plug-in plate 9 is installed in the front rotating shaft seat 7 through the rotating shaft, the two front plug-in plates 9 are connected by the front connecting plate 901, and the middle part of the front connecting plate 901 is connected to the bottom of the front connecting rod 303 through the shaft seat; the rear plug-in plate 10 is installed in the rear rotating shaft seat 8 through the rotating shaft, the two rear plug-in plates 10 are connected by the rear connecting plate 1001, and the upper surface of the rear plug-in plate 10 is connected to the bottom of the rear connecting rod 403 through the shaft seat.

[0024] In actual operation, when the telescopic rod 502 of the oil cylinder 5 is extended, the driving rib plate 402 moves clockwise to drive the rear shaft 4 to rotate. At this time, the transmission rib plate 401 of the V-shaped structure also moves clockwise. The top of the V-shaped structure drives the follower rib plate 301 and the connecting rib plate 302 to move clockwise through the wire rope 6. The bottom of the V-shaped structure will pull up the rear connecting rod 403, and the connecting rib plate 302 will also pull up the front connecting rod 303. At this time, the front plug plate 9 and the rear plug plate 10 are lifted at the same time, and the front plug plate 9 and the rear plug plate 10 complete the cover action of the ladle. Similarly, when the telescopic rod 502 of the cylinder 5 is shortened, the front plug plate 9 and the rear plug plate 10 are put down at the same time, and the front plug plate 9 and the rear plug plate 10 complete the cover action of the ladle.

[0025] In the figure, a bolt buckle 602 and a screw hole rod 603 are also provided between the wire rope 6 and the top end hole of the transmission rib plate 401. Specifically, the middle part of the screw hole rod 603 is hollow, and threaded holes are provided at both ends of the screw hole rod 603; two bolt buckles 602 are respectively installed at the two ends of the screw hole rod 603 through threads, one side of the bolt buckle 602 is used to connect the shackle 601, and the other side of the bolt buckle 602 is used to connect the top end hole.

[0026] It should be noted that the bolt buckle 602 and the screw hole rod 603 cooperate to adjust the tension of the wire rope 6.

[0027] In the figure, it also includes a pull plate 11 arranged in the front hole 1201. The bottom of the pull plate 11 is fixedly connected to the front connecting plate 901, and the top protrusion of the pull plate 11 is snapped on the front hole 1201. A pad 1101 is also installed on the upper surface of the front hole 1201. The pull plate 11 is the main load-bearing rod. By changing the thickness of the pad 1101, the height of the bottom of the pull plate can be adjusted to adjust the height of the plug plate to ensure that the cover body is maintained at an appropriate height.

[0028] It should be noted that the device is controlled by a hydraulic cylinder and can realize the automatic covering and uncovering of the ladle, and no manual operation is required. Its action is reliable and accurate, the operation is simple, the labor cost is saved, and the operation time is shortened, which can significantly reduce the heat loss and the temperature drop of the molten steel in the ladle. Only one hydraulic cylinder is needed in the device to control the lifting and lowering of the two front plug plates and the two rear plug plates to realize reliable covering and uncovering. The ladle equipped with the device can significantly reduce the heat loss and the temperature drop of the molten steel in the ladle.

[0029] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A ladle cover device, characterized in that: It comprises a front bearing seat (1), a rear bearing seat (2), a front rotating shaft (3), a rear rotating shaft (4), an oil cylinder (5), a wire rope (6), a front rotating shaft seat (7), a rear rotating shaft seat (8), a front insert plate (9), a rear insert plate (10) and a platform (12), wherein: The platform (12) is provided with a front hole (1201) and two rear holes (1202); The two front bearing seats (1) are arranged at the top front end of the platform (12); the front bearing seats (1) are used to install the front rotating shaft (3); the two ends of the front bearing seats (1) are fixedly connected to the follower ribs (301) via flat keys; the middle of the front bearing seats (1) is fixedly connected to the connecting ribs (302) via flat keys; the end of the connecting ribs (302) is connected to the top of the front connecting rod (303) via a rotating shaft; the front connecting rod (303) is movably arranged in the front hole (1201); The two rear bearing seats (2) are arranged at the top rear end of the platform (12); the rear bearing seats (2) are used to install the rear rotating shaft (4); the two ends of the rear rotating shaft (4) are fixedly connected to the transmission rib plates (401) via flat keys; the middle of the rear rotating shaft (4) is fixedly connected to the driving rib plate (402) via flat keys; the transmission rib plate (401) is a V-shaped structure; the bottom of the transmission rib plate (401) is connected to the top of the rear connecting rod (403) via a rotating shaft; the rear connecting rod (403) is movably arranged in the rear hole (1202); The oil cylinder (5) is installed between the two rear holes (1202) via a cylinder seat (501), and the end of the telescopic rod (502) of the oil cylinder (5) is connected to the top end hole of the driving rib plate (402) via a rotating shaft; The steel wire rope (6) is respectively installed in the end hole of the follower rib plate (301) and the top end hole of the transmission rib plate (401) through shackles (601) at both ends; The two front rotating shaft seats (7) are installed at the bottom front end of the platform (12); The two rear rotating shaft seats (8) are installed at the bottom rear end of the platform (12); The front plug plate (9) is installed in the front rotating shaft seat (7) via a rotating shaft, the two front plug plates (9) are connected via a front connecting plate (901), and the middle part of the front connecting plate (901) is connected to the bottom of the front connecting rod (303) via an axle seat; The rear plug plate (10) is installed in the rear shaft seat (8) via a shaft, the two rear plug plates (10) are connected via a rear connecting plate (1001), and the upper surface of the rear plug plate (10) is connected to the bottom of the rear connecting rod (403) via a shaft seat.

2. A ladle cover device as claimed in claim 1, characterized in that: A bolt buckle (602) and a screw hole rod (603) are also provided between the steel wire rope (6) and the top end hole of the transmission rib plate (401), wherein: The middle part of the screw hole rod (603) is hollow, and both ends of the screw hole rod (603) are provided with threaded holes; The two bolt buckles (602) are respectively installed at the two ends of the screw hole rod (603) through threads, and the bolt buckle (602) on one side is used to connect the shackle (601), and the bolt buckle (602) on the other side is used to connect the top end hole.

3. A ladle cover device as claimed in claim 1, characterized in that: It also includes a pull plate (11) arranged in the front hole (1201), the bottom of the pull plate (11) is fixedly connected to the front connecting plate (901), the top protrusion of the pull plate (11) is snap-fitted on the front hole (1201), and a pad (1101) is also installed on the upper surface of the front hole (1201).

4. A ladle cover device as claimed in claim 1, characterized in that: The top of the platform (12) is provided with a guardrail around it, and the bottom of the platform (12) is provided with brackets around it.

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