CN214517570U

CN214517570U - Steel ladle rotary table and steel ladle applied to same

Info

Publication number: CN214517570U
Application number: CN202120135912.5U
Authority: CN
Inventors: 丁菊花
Original assignee: Wuxi Yibin Machinery Equipment Co ltd
Current assignee: Wuxi Yibin Machinery Equipment Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-10-29
Anticipated expiration: 2031-01-18

Abstract

The application relates to the field of steel smelting equipment, in particular to a ladle turret, a ladle applied to the turret and a ladle applied to the turret. The utility model provides a ladle revolving platform, its includes the base, rotates on the base to be connected with the rotary worktable, is provided with the support frame that is used for supporting the ladle on the rotary worktable, is provided with the weighing sensor who is used for detecting ladle weight on the support frame. The utility model provides a be applied to ladle of this revolving platform, its includes the ladle body, and the ladle body is connected with and is used for shielding the mechanism that covers of tapping hole, covers mechanism and weighing sensor electric connection. The support frame is provided with a plurality ofly, and a plurality of support frames set up about rotary worktable central rotation symmetry. The rotary worktable is also provided with a counterweight mechanism. This application has the effect that improves the quality of cast steel.

Description

Steel ladle rotary table and steel ladle applied to same

Technical Field

The application relates to the field of steel smelting equipment, in particular to a ladle turret and a ladle applied to the turret.

Background

The ladle turret is the most common apparatus for carrying and supporting ladles for casting in modern continuous casting, and is generally arranged between a steel-making span and a casting span. The ladle full of molten steel delivered by the steel-making span is delivered to the casting position of the casting span, and after the molten steel is cast, the empty ladle is delivered back to the steel-making span through the rotation of the rotary table. After the molten steel casting is finished, the equipment is rotated to return an empty steel ladle to the steel-making span, and simultaneously, a new steel ladle filled with the molten steel is returned to the casting span, so that the continuous casting production of a continuous casting machine is ensured.

The ladle turret can quickly and accurately realize the quick exchange of the ladles, and simultaneously supports the ladles in the waiting and casting processes without occupying the operation time of a related crane. The area of the ladle turret occupying the pouring platform is small, and the pouring operation is not influenced. The operation is safe and reliable, and the positioning and the remote operation are easy to realize.

The utility model with the publication number of CN201389638Y discloses a ladle turret. The ladle turret comprises a base, wherein a rotary base is rotatably connected to the base, and two rotary supporting arms used for supporting a ladle are connected to the rotary base.

In view of the above-mentioned related art, the inventors believe that molten steel in a ladle is continuously reduced during continuous casting, and when the residual mass of molten steel is less close to steel slag, a steel outlet cannot be closed timely, resulting in unstable cast steel quality.

SUMMERY OF THE UTILITY MODEL

In order to improve the quality of cast steel, the application provides a ladle turret and a ladle applied to the turret.

In a first aspect, the present application provides a ladle turret, which adopts the following technical scheme:

the utility model provides a ladle revolving platform, includes the base, it is connected with the swivel work head to rotate on the base, be provided with the support frame that is used for supporting the ladle on the swivel work head, be provided with the weighing sensor who is used for detecting ladle weight on the support frame.

By adopting the technical scheme, the weight sensor is used for monitoring the quality of the steel ladle on the support frame, and when the quality of the steel ladle is reduced to a certain value, the residual quality of the molten steel in the steel ladle is less close to the steel slag.

Optionally, the support frame is further provided with a cooling mechanism for cooling the weighing sensor.

By adopting the technical scheme, the weighing sensor is used for detecting the mass change of the steel ladle on the support frame, the symmetrical weighing sensor of the cooling mechanism cools down, the phenomenon that the weighing sensor is scalded by the high-temperature steel ladle is reduced, and the service life of the weighing sensor is prolonged.

Optionally, a counterweight mechanism is further arranged on the rotary worktable, the counterweight mechanism comprises a counterweight support frame rotatably connected with the rotary worktable, and the counterweight support frame is slidably connected with a counterweight block.

Through adopting above-mentioned technical scheme, the counter weight support frame can be round rotary worktable circumferential motion, and the balancing weight can slide along the counter weight support frame. According to weighing device's detection data, drive counter weight support frame rotates and makes the balancing weight slide along the counter weight support frame simultaneously for the balancing weight can be according to the mass change rapid movement of ladle on the support frame to different positions, makes whole mechanism keep balance, reduces the ladle turret and takes place the slope and the possibility of damaging.

Optionally, the counterweight mechanism is provided with a plurality of counterweight mechanisms along the circumferential direction of the rotary table.

Through adopting above-mentioned technical scheme, through setting up a plurality of counter weight mechanisms for a plurality of balancing weights can move fast in a flexible way, make the ladle turret keep balance.

Optionally, the supporting frame is fixedly connected with a plurality of supporting plates for supporting the ladle.

By adopting the technical scheme, when the ladle is replaced, the empty ladle is connected with the crane, and the crane can lift the empty ladle. And conveying the ladle filled with molten steel into the support frame through a crane, supporting the ladle by the support plate, and separating the ladle from the crane.

Optionally, a ladle cover for covering the opening at the upper end of the ladle is hinged to the rotary worktable.

By adopting the technical scheme, when the rotary working table rotates, the steel ladle cover is driven to shield the opening at the upper end of the steel ladle, so that the splashing of molten steel from the steel ladle when the rotary working table moves is reduced, and the safety of a working environment is improved.

Optionally, the support frame is provided with a plurality of, a plurality of the support frame is around rotary table central rotation symmetry setting.

Through adopting above-mentioned technical scheme, through setting up a plurality of rotational symmetry's support frame, make the rotary motion platform can support a plurality of ladles simultaneously, a plurality of ladles can be cast simultaneously, have improved cast steel efficiency. When the steel ladles on one or more support frames are cast, empty steel ladles on other support frames can be replaced, the waiting time for replacing the steel ladles is reduced, and the steel casting efficiency is further improved.

In a second aspect, the present application provides a ladle applied to a turntable, which adopts the following technical scheme:

the utility model provides a steel ladle, includes the ladle body, the steel-tapping hole has been seted up to ladle body lower part, the corresponding setting of ladle body and support frame, be connected with on the ladle body and cover the mechanism with weighing sensor electric connection, cover the mechanism setting in the position that corresponds with the steel-tapping hole, cover the mechanism and include the covering ring plate of being connected with ladle body rotation, cover the ring plate and seted up a plurality of eccentric grooves, equal sliding connection has the covering blade in every eccentric groove.

Through adopting above-mentioned technical scheme, when the weight that weighing sensor monitored was less than certain numerical value, the drive covers the crown plate and rotates, covers the blade and slides in the eccentric groove, covers the tapping hole that the blade can cover the ladle body.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the plurality of support frames are rotationally symmetrically arranged, so that the rotary worktable can simultaneously support a plurality of steel ladles, and the plurality of steel ladles can be simultaneously cast, thereby improving the casting efficiency;

2. the plurality of support frames are rotationally and symmetrically arranged, so that empty steel ladles on the support frames can be replaced while casting is carried out, the waiting time for replacing the steel ladles is reduced, and the steel casting efficiency is improved;

3. the rotary worktable is provided with the ladle cover, so that molten steel is prevented from splashing out of the ladle when the rotary worktable moves, and the safety of the working environment is improved;

4. the steel ladle weight sensor is arranged, so that the quality change of the steel ladle on the support frame can be monitored, the covering mechanism is timely driven to shield the steel tapping hole of the steel ladle, the steel slag can not enter a casting span, and the quality of cast steel is improved;

5. the cooling mechanism is arranged on the support frame, so that the weighing sensor can be cooled symmetrically, the phenomenon that the weighing sensor is scalded by a high-temperature steel ladle is reduced, and the service life of the weighing sensor is prolonged;

6. the counterweight mechanism is arranged, the position of the counterweight block is adjusted according to the weighing device, so that the ladle turret keeps balance, and the possibility of inclination and damage of the ladle turret is reduced.

Drawings

Fig. 1 is a schematic view of a ladle applied to a ladle turret.

Fig. 2 is a schematic structural view of a ladle turret in embodiment 1.

FIG. 3 is a schematic structural view of a ladle turret in embodiment 2.

Description of reference numerals: 1. a base; 10. a ladle body; 100. a steel tapping hole; 101. measuring a weight plate; 11. covering the steel ladle; 2. a rotary table; 21. a chute; 3. a support frame; 301. an inner plate; 302. a side plate; 303. an outer plate; 31. a support plate; 41. a weighing sensor; 42. a cooling mechanism; 5. a cover mechanism; 50. a drive section; 51. a covering ring plate; 511. an eccentric groove; 52. covering the blades; 521. a connecting member; 6. a counterweight mechanism; 61. a counterweight support frame; 62. a balancing weight; 63. and a counterweight oil cylinder.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a ladle applied to a ladle turret.

Referring to fig. 1, the ladle applied to the ladle turret includes a ladle body 10, a steel outlet 100 is formed in the lower portion of the ladle body 10, an annular weight measuring plate 101 is fixedly connected to the side wall of the ladle body 10, and the ladle body 10 is connected with a covering mechanism 5 corresponding to the position of the steel outlet 100. The covering mechanism 5 comprises a covering ring plate 51 rotatably connected with the ladle 10, a plurality of eccentric grooves 511 are formed in the covering ring plate 51, the plurality of eccentric grooves 511 are rotationally symmetrical about the center of the covering ring plate 51, a covering blade 52 is slidably connected in each eccentric groove 511, and the covering blade 52 is connected with the eccentric grooves 511 through a connecting piece 521. The covering blade 52 is of a fan-like structure and has three arc-shaped sides, wherein the center of one arc-shaped side is concentric with the center of the covering ring plate 51, and the centers of the other two arc-shaped sides face to the same side. The cover mechanism 5 includes a driving portion 50 connected to the ladle body 10, and the driving portion 50 can drive the cover mechanism 5 to open and close.

The application also discloses a ladle turret.

Example 1

Referring to fig. 2, the ladle turret comprises a base 1, and a rotary worktable 2 is rotatably connected to the base 1 through a motor and a transmission structure. The side wall of the rotary worktable 2 is fixedly connected with a support frame 3, and the support frame 3 is connected with a ladle body 10.

The driving motor enables the rotary worktable 2 to rotate, drives the supporting frame 3 and the ladle body 10 to do rotary motion, and realizes the transportation and the support of the ladle body 10.

Referring to fig. 2, the rotary table 2 is connected with a counterweight mechanism 6, and in this embodiment, two counterweight mechanisms 6 are arranged along the circumferential direction of the rotary table 2. The side wall of the rotary worktable 2 is provided with a sliding groove 21, the counterweight mechanism 6 comprises a counterweight support frame 61 which is rotatably connected with the rotary worktable 2, the counterweight support frame 61 slides in the sliding groove 21, and a counterweight driving mechanism is arranged on the counterweight support frame 61. A counterweight oil cylinder 63 is fixedly connected to the counterweight support frame 61, and a counterweight block 62 is fixedly connected to a piston rod of the counterweight oil cylinder 63.

The counterweight driving mechanism is driven to enable the counterweight supporting frame 61 to slide in the sliding groove 21, the position of the counterweight mechanism 6 is changed, the extending length of a piston rod of the counterweight oil cylinder 63 is different, the distance from the counterweight block 62 to the rotary worktable 2 is changed, the counterweight block 62 can rapidly move to a proper position, and the ladle rotary table is kept balanced.

Referring to fig. 2, the supporting frame 3 includes an inner plate 301 fixedly connected to the rotary table 2, two ends of the inner plate 301 are fixedly connected to side plates 302, and ends of the two side plates 302 far away from the inner plate 301 are fixedly connected to each other through an outer plate 303. Equal rigid coupling has two backup pads 31 on two curb plates 302, and backup pad 31 is laminated with the lateral wall of ladle body 10 towards one side shape of ladle body 10, and equal rigid coupling has the weighing sensor 41 and the cooling body 42 of adjacent setting on every backup pad 31, and weighing sensor 41 and drive division 50 electric connection, weighing sensor 41 and the terminal surface butt under the check weighing board 101. The cooling mechanism 42 includes a box body, and a coolant is contained in the box body, and the coolant can be coolant or other cooling substances such as cooling oil.

When the ladle body 10 is replaced, the ladle body 10 is connected to a crane, and the crane can lift the ladle body 10. When the ladle body 10 filled with molten steel is conveyed to the support frame 3 by the crane, the lower end surface of the weight measuring plate 101 is abutted to the weighing sensor 41, the support plate 31 supports the ladle body 10, and then the ladle body 10 is separated from the crane. The weighing sensor 41 is used for monitoring the weight of the ladle body 10 on the support frame 3, and the cooling mechanism 42 can cool the weighing sensor 41.

Referring to fig. 2, a ladle cover 11 is hinged to the rotary table 2 through a column, and the ladle cover 11 can shield an upper opening of the ladle body 10.

When the ladle body 10 is supported in the support frame 3, the ladle cover 11 is driven to rotate to shield the opening at the upper end of the ladle body 10. When the weight detected by the load cell 41 is less than a certain value, the driving part 50 is driven to rotate the cover ring plate 51, and the cover blades 52 close the tap hole 100.

The implementation principle of the embodiment 1 is as follows: during ladle body 10 transported support frame 3 through the hoist, check weighing plate 101 and weighing sensor 41 butt, backup pad 31 supported ladle body 10, and weighing sensor 41 monitors ladle body 10's quality, separates ladle body 10 and hoist, and drive ladle cover 11 seals ladle body 10 upper end opening. The cover mechanism 5 is driven to open the tap hole 100, and the molten steel in the ladle body 10 is poured out to cast steel. When the load cell 41 detects that the mass of the ladle body 10 is less than a certain value, the cover mechanism 5 is driven to close the tap hole 100. During the steel casting process, the position of the counterweight mechanism 6 is adjusted according to the mass of the ladle body 10 monitored by the weighing sensor 41, so that the whole ladle turret keeps balance.

Example 2

Referring to fig. 3, the present embodiment is different from embodiment 1 in that two support frames 3 are provided, and the two support frames 3 are rotationally symmetric about the center of the rotary table 2.

The implementation principle of the embodiment 2 is as follows: set up two support frames 3, make swivel work head 2 can support two ladle body 10 simultaneously, when ladle body 10 on a support frame 3 is casting, can change ladle body 10 on another support frame 3, reduce the latency that ladle body 10 changed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a ladle turret, includes base (1), it is connected with rotary worktable (2) to rotate on base (1), be provided with support frame (3) that are used for supporting the ladle on rotary worktable (2), its characterized in that: the steel ladle weight detection device is characterized in that a weighing sensor (41) used for detecting the weight of a steel ladle is arranged on the support frame (3), a counterweight mechanism (6) is further arranged on the rotary worktable (2), the counterweight mechanism (6) comprises a counterweight support frame (61) rotatably connected with the rotary worktable (2), and a counterweight block (62) is slidably connected with the counterweight support frame (61).

2. The ladle turret as defined in claim 1, wherein: and the support frame (3) is also provided with a cooling mechanism (42) for cooling the weighing sensor (41).

3. The ladle turret as defined in claim 1, wherein: the counterweight mechanism (6) is provided with a plurality of counterweight mechanisms along the circumferential direction of the rotary worktable (2).

4. The ladle turret as defined in claim 1, wherein: and a plurality of supporting plates (31) for supporting the ladle are fixedly connected to the supporting frame (3).

5. The ladle turret as defined in claim 1, wherein: the rotary working table (2) is hinged with a ladle cover (11) used for covering an opening at the upper end of the ladle.

6. The ladle turret as defined in claim 1, wherein: the supporting frame (3) is provided with a plurality of supporting frames (3) which are arranged in a rotation symmetry mode around the center of the rotary working table (2).

7. The utility model provides a be applied to ladle of revolving platform, includes ladle body (10), tap hole (100) have been seted up to ladle body (10) lower part, ladle body (10) and support frame (3) corresponding setting, its characterized in that: the steel ladle body (10) is connected with a covering mechanism (5) electrically connected with a weighing sensor (41), the covering mechanism (5) is arranged at a position corresponding to the steel tapping hole (100), the covering mechanism (5) comprises a covering ring plate (51) rotatably connected with the steel ladle body (10), a plurality of eccentric grooves (511) are formed in the covering ring plate (51), and each eccentric groove (511) is connected with a covering blade (52) in a sliding mode.