CN212770819U

CN212770819U - Positioning and putting device for slag blocking ball

Info

Publication number: CN212770819U
Application number: CN202021634683.3U
Authority: CN
Inventors: 周泽成; 闻颖; 高扬
Original assignee: Zunhua Ruixin Metallurgical Materials Co ltd
Current assignee: Zunhua Ruixin Metallurgical Materials Co ltd
Priority date: 2020-08-08
Filing date: 2020-08-08
Publication date: 2021-03-23
Anticipated expiration: 2030-08-08

Abstract

The utility model discloses a device is put in location of pushing off slag ball, include moving platform, hydraulic telescoping rod, open conveyer pipe and throw the pipe, the universal wheel is installed in moving platform's bottom four corners, and moving platform's up end one side fixed welding installs a set of push rod, hydraulic telescoping rod installs perpendicularly in moving platform's up end center, and hydraulic telescoping rod's top swing joint has a set of open conveyer pipe, the transversal semicircular of personally submitting of open conveyer pipe, and open conveyer pipe and hydraulic telescoping rod swing joint position structure have two sets of articulated pieces, hydraulic telescoping rod's top structure has the articulated slab of a set of articulated piece of connection, the articulated slab passes through a set of round pin hub connection with articulated piece, and the axle center of round pin axle and the axle center mutually perpendicular of open conveyer pipe. The positioning and putting device for the slag stopping balls is reasonable in structure, easy to adjust and use, convenient to realize positioning and putting of the slag stopping balls and high in practical value.

Description

Positioning and putting device for slag blocking ball

Technical Field

The utility model belongs to the technical field of pushing off slag tapping, concretely relates to device is put in location of pushing off slag ball.

Background

Slag-stopping tapping refers to an operation of discharging molten steel into a ladle after converter blowing is finished or after oxidation smelting in an electric arc furnace is finished, and leaving oxidized slag in the furnace. The slag-stopping tapping comprises various methods such as a slag-stopping ball, a slag-stopping plug, high-pressure gas slag stopping, a slag-stopping valve, slag discharging signal detection and the like. The slag blocking ball is made by wrapping refractory materials outside the iron core, and the density of the slag blocking ball is greater than that of slag and smaller than that of molten steel, so that the slag blocking ball can float at a slag-steel interface. And during tapping, when molten steel is poured out from 3/4-4/5, the molten steel is put into a furnace by a feeding device, and the slag-stopping ball is placed above the tapping hole.

The existing positioning and putting device for the slag stopping ball is not easy to adjust the height and the angle of an inclined tube for ball feeding and poor in practicability when in use, and when the slag stopping ball enters a furnace along the inclined tube, the slag stopping ball is thrown out to fall in a parabola shape, so that the slag stopping ball cannot accurately and quickly reach a steel tapping hole.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is put in location of pushing off slag ball to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning and throwing device for slag balls comprises a moving platform, a hydraulic telescopic rod, an open type conveying pipe and a throwing pipe, wherein four corners of the bottom end of the moving platform are provided with universal wheels, and one side of the upper end surface of the moving platform is fixedly welded with a group of push rods;

the hydraulic telescopic rod is vertically arranged in the center of the upper end face of the moving platform, the top end of the hydraulic telescopic rod is movably connected with a group of open conveying pipes, the cross sections of the open conveying pipes are semi-annular, two groups of hinge blocks are formed at the movable connection positions of the open conveying pipes and the hydraulic telescopic rod, a group of hinge plates connected with the hinge blocks are formed at the top end of the hydraulic telescopic rod, the hinge plates are connected with the hinge blocks through a group of pin shafts, and the axis of the pin shafts is perpendicular to the axis of the open conveying pipes;

the utility model discloses a hydraulic telescopic handle, including open conveyer pipe, set up hydraulic telescopic handle, set up the motor shaft butt joint of line motor, open conveyer pipe keeps away from hydraulic telescopic handle's one end has a set of pipe of throwing through two sets of connecting plate swing joint that the symmetry set up, open conveyer pipe is close to that hydraulic telescopic handle's one end bottom articulates there is a set of hawser, the bottom of hawser is around locating in a set of wire reel, and the wire reel docks with a set of motor shaft.

Preferably, a set of slag ball main part is installed on the one end upper portion that open conveyer pipe is close to hydraulic telescoping rod, one side that the pipe was put away to the slag ball main part is kept away from is provided with a set of spacing ring that is the semi-ring shape and both ends welding cooperation open conveyer pipe.

Preferably, one side of the upper end surface of the moving platform, which is far away from the throwing pipe, is fixedly provided with a group of counterweight frames, and a plurality of groups of counterweight blocks are arranged in the counterweight frames.

Preferably, the throwing pipe comprises a group of butt-joint rings, an asbestos net connected with the bottom ends of the butt-joint rings, and a counterweight ring connected with the bottom ends of the asbestos net, and one side of the open conveying pipe, which is provided with the throwing pipe, is provided with a group of communicating grooves for the slag stopping ball main body to pass through.

Preferably, the inner edge face structure of the butt joint ring is of a conical funnel-shaped structure, two connecting shafts of two groups of butt joint connecting plates are symmetrically constructed on two sides of the butt joint ring, the connecting plates and the connecting shafts are matched through roller bearings, and two groups of shaft rods which are in butt joint with the connecting plates through the roller bearings are symmetrically constructed on the positions of the open type conveying pipe connecting plates.

The utility model discloses a technological effect and advantage: according to the positioning and throwing device for the slag stopping balls, the bottoms of the open conveying pipes are connected by the hydraulic telescopic rods with adjustable heights, and one sides of the open conveying pipes are connected by the take-up motor in a matching manner with the cable, so that the angle of the open conveying pipes can be conveniently controlled; the connection mode of the throwing pipe and the connecting plate ensures that when the angle of the open type conveying pipe is changed, the axis of the throwing pipe is always at an angle vertical to the ground, so that the slag stopping ball main body is discharged into the throwing pipe from the communication groove of the open type conveying pipe, the running track of the slag stopping ball main body is along the axis direction of the throwing pipe, and the problem that the slag stopping ball main body cannot accurately and quickly reach a steel outlet due to the parabolic throwing phenomenon is solved; the bottom end of the open type conveying pipe is connected by a hydraulic telescopic rod to form a lever shape, and the length of a cable rope is adjusted by matching a take-up motor with a take-up pulley at one end of the open type conveying pipe to realize convenient change of the angle of the open type conveying pipe; constitute and throw butt joint ring and the asbestos gauge of putting the pipe, the counter weight ring that the bottom of asbestos gauge set up increases to throw in tub bottom gravity, guarantees to throw in tub bottom stable, reduces and rocks the range.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic structural view of the casting tube of the present invention.

In the figure: the device comprises a moving platform 1, universal wheels 101, a push rod 102, a hydraulic telescopic rod 2, a hinged plate 201, an open type conveying pipe 3, a hinged block 301, a throwing pipe 4, a connecting plate 401, a counterweight frame 5, a take-up motor 6, a mooring rope 601, a slag ball body 7, a limiting ring 701, a butt joint ring 8, a connecting shaft 801, an asbestos gauze 9 and a counterweight ring 901.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a positioning and throwing device of a slag stopping ball as shown in figures 1-3, which comprises a mobile platform 1, a hydraulic telescopic rod 2, an open type conveying pipe 3 and a throwing pipe 4, wherein four corners of the bottom end of the mobile platform 1 are provided with universal wheels 101, and one side of the upper end surface of the mobile platform 1 is fixedly welded with a group of push rods 102;

the hydraulic telescopic rod 2 is vertically installed in the center of the upper end face of the moving platform 1, the top end of the hydraulic telescopic rod 2 is movably connected with a group of open type conveying pipes 3, the cross sections of the open type conveying pipes 3 are semi-annular, two groups of hinge blocks 301 are constructed at the movable connection positions of the open type conveying pipes 3 and the hydraulic telescopic rod 2, a group of hinge plates 201 connected with the hinge blocks 301 are constructed at the top end of the hydraulic telescopic rod 2, the hinge plates 201 are connected with the hinge blocks 301 through a group of hinge pins, and the axis of the hinge pins is perpendicular to the axis of the open type conveying pipes 3;

one end of the open type conveying pipe 3, which is far away from the hydraulic telescopic rod 2, is movably connected with a group of throwing pipes 4 through two groups of connecting plates 401 which are symmetrically arranged, when the angle of the open type conveying pipe 3 is ensured to be changed by the connection mode of the throwing pipes 4 and the connecting plates 401, the axis of the throwing pipes 4 is always at an angle vertical to the ground, so that the slag ball main body 7 is discharged into the throwing pipes 4 from the communication groove of the open type conveying pipe 3, the running track of the slag ball main body 7 is along the axis direction of the throwing pipes 4, the problem that the slag ball main body cannot accurately and quickly reach a steel outlet caused by the parabolic throwing phenomenon is solved, the bottom of one end, which is close to the hydraulic telescopic rod 2, of the open type conveying pipe 3 is hinged with a group of cables 601, the bottom end of the cables 601 is wound in a group of winding disks, the winding disks are in butt joint with motor shafts, the bottom of open conveyer pipe 3 is connected by height-adjustable's hydraulic telescoping rod 2, and one side is connected by receiving line motor 6 cooperation hawser 601, the control of the 3 angles of open conveyer pipe of being convenient for, the bottom of open conveyer pipe 3 is connected by hydraulic telescoping rod 2 and is the lever type, and one end realizes the convenient change of 3 angles of open conveyer pipe by receiving the length that line motor 6 cooperation take-up pulley adjusted hawser 601.

Specifically, a set of slag ball main body 7 is installed on the one end upper portion that open conveyer pipe 3 is close to hydraulic telescoping rod 2, one side that pipe 4 was put away to slag ball main body 7 is kept away from is provided with a set of spacing ring 701 that is the semicircular and both ends welding cooperation open conveyer pipe 3.

Specifically, one side of the upper end surface of the moving platform 1, which is far away from the throwing pipe 4, is fixedly provided with a group of counterweight frames 5, and a plurality of groups of counterweight blocks are arranged in the counterweight frames 5.

Specifically, the throwing pipe 4 comprises a group of butt joint rings 8, an asbestos cloth 9 connected to the bottom ends of the butt joint rings 8 and a balance weight ring 901 connected to the bottom end of the asbestos cloth 9, one side of the position of the throwing pipe 4, in which the open conveying pipe 3 is installed, is provided with a group of communicating grooves for the slag ball main body 7 to pass through, so as to form the butt joint rings 8 and the asbestos cloth 9 of the throwing pipe 4, the balance weight ring 901 arranged at the bottom of the asbestos cloth 9 increases the gravity of the bottom end of the throwing pipe 4, thereby ensuring the stability of the bottom end of the throwing pipe 4 and reducing the shaking amplitude.

Specifically, the inner edge face of the butt joint ring 8 is of a conical funnel-shaped structure, two connecting shafts 801 of two groups of butt joint connecting plates 401 are symmetrically constructed on two sides of the butt joint ring 8, the connecting plates 401 are matched with the connecting shafts 801 through roller bearings, and two groups of shaft rods which are in butt joint with the connecting plates 401 through the roller bearings are symmetrically constructed at positions where the open conveying pipes 3 are connected with the connecting plates 401.

The working principle of the positioning and throwing device of the slag stopping ball is that when the positioning and throwing device of the slag stopping ball is used, only the moving platform 1 needs to be moved to be close to a steel furnace, the hydraulic telescopic rod 2 is regulated to extend to change the height of the open type conveying pipe 3, the wire collecting motor 6 is started to realize the wire collecting and releasing of the cable 601 so as to change the angle of the open type conveying pipe 3, the throwing pipe 4 is suspended above a steel tapping hole, when the open type conveying pipe 3 is regulated to incline to one end of the throwing pipe 4 to be lower, the throwing pipe 4 is waited to stop shaking, the slag stopping ball main body 7 is placed on the open type conveying pipe 3, the slag stopping ball main body 7 slowly rolls to the upper part of the throwing pipe 4 due to gravity and is discharged to the upper part of the butt joint ring 8 from the communication groove, finally falls into the steel furnace through the asbestos net 9 to realize the positioning and throwing, the positioning and throwing device of the slag stopping ball, has high practical value.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A positioning and throwing device for slag balls comprises a moving platform (1), a hydraulic telescopic rod (2), an open type conveying pipe (3) and a throwing pipe (4), wherein four corners of the bottom end of the moving platform (1) are provided with universal wheels (101), and one side of the upper end surface of the moving platform (1) is fixedly welded with a group of push rods (102);

the method is characterized in that: the hydraulic telescopic rod (2) is vertically installed in the center of the upper end face of the moving platform (1), the top end of the hydraulic telescopic rod (2) is movably connected with a group of open conveying pipes (3), the cross sections of the open conveying pipes (3) are semi-annular, two groups of hinge blocks (301) are constructed at the movable connection positions of the open conveying pipes (3) and the hydraulic telescopic rod (2), a group of hinge plates (201) connected with the hinge blocks (301) are constructed at the top end of the hydraulic telescopic rod (2), the hinge plates (201) are connected with the hinge blocks (301) through a group of pin shafts, and the axis of the pin shafts is perpendicular to the axis of the open conveying pipes (3);

open conveyer pipe (3) keep away from the one end of hydraulic telescoping rod (2) and have a set of pipe (4) of throwing through two sets of connecting plates (401) swing joint that the symmetry set up, open conveyer pipe (3) are close to the one end bottom of hydraulic telescoping rod (2) and articulate there is a set of hawser (601), the bottom of hawser (601) is around locating in a set of wire reel, and the wire reel docks with a set of motor shaft of receiving line motor (6), receive line motor (6) fixed mounting in the up end of moving platform (1).

2. The device of claim 1, wherein: open conveyer pipe (3) are close to one end upper portion of hydraulic telescoping rod (2) and install a set of slag ball main part (7), one side that cast pipe (4) was kept away from in slag ball main part (7) is provided with a set of spacing ring (701) that are the semi-ring shape and both ends welding cooperation open conveyer pipe (3).

3. The device of claim 1, wherein: one side of the upper end face of the moving platform (1), which is far away from the throwing pipe (4), is fixedly provided with a group of counterweight frames (5), and a plurality of groups of counterweight blocks are arranged in the counterweight frames (5).

4. The device of claim 1, wherein: the casting pipe (4) comprises a group of butt joint rings (8), an asbestos net (9) connected with the bottom ends of the butt joint rings (8) and a counterweight ring (901) connected with the bottom ends of the asbestos net (9), and one side of the open type conveying pipe (3) where the casting pipe (4) is installed is provided with a group of communicating grooves for the slag ball main body (7) to pass through.

5. The device of claim 4, wherein: the inner edge face of the butt joint ring (8) is of a conical funnel-shaped structure, two sides of the butt joint ring (8) are symmetrically provided with two groups of connecting shafts (801) which are in butt joint with the connecting plates (401), the connecting plates (401) are matched with the connecting shafts (801) through roller bearings, and two groups of shaft rods which are in butt joint with the connecting plates (401) through the roller bearings are symmetrically arranged at positions where the open conveying pipes (3) are connected with the connecting plates (401).