CN220300126U - Anti-tipping ladle overturning lifting appliance - Google Patents

Abstract

The utility model relates to an anti-tipping ladle lifting appliance which mainly comprises a lifting frame, a main lifting mechanism, an auxiliary lifting mechanism, a tipping mechanism and an anti-tipping mechanism, wherein the tipping mechanism comprises a tipping shaft and a driving disc connected with the tipping shaft, the tipping shaft penetrates through a suspension arm and is rotationally connected with the suspension arm, the outer end of the tipping shaft is connected with the driving disc, a tipping piece is arranged at the inner end of the tipping shaft, a supporting rotary groove for supporting the overturning of a molten iron barrel and a force application rod for driving the molten iron barrel to rotate are arranged on the tipping piece, the supporting rotary groove is used for supporting an extension shaft at the outer side of the molten iron barrel, the force application rod is used for being in anti-rotation fit with a stressed hook groove at the outer side of the molten iron barrel and stirring the molten iron barrel to rotate, the anti-tipping mechanism comprises a safety lifting hook fixed at the inner side of a lifting beam, and a hook body at the lower end of the safety lifting hook is positioned between the molten iron barrel and the supporting rotary groove, and the upper side of the safety lifting hook is used for blocking the stressed hook groove at the outer side of the molten iron barrel when in use, and limiting the tipping angle of the molten iron barrel. Through the scheme, the dangerous liquid is stably poured, and the safety of steel smelting production is ensured.

Description

Anti-tipping ladle overturning lifting appliance

Technical Field

The utility model relates to the technical field of metallurgical equipment, in particular to an anti-tipping ladle lifting appliance.

Background

The ladle overturning device is industrial equipment commonly used in metallurgical industry, especially steel smelting, and is used for overturning and dumping the molten iron barrel when needed. The current ladle overturning device is provided with an overturning assembly and a driving mechanism on a hanging bracket, the overturning assembly supports and drives a molten iron barrel to rotate under the action of the driving mechanism, the ladle overturning device can realize remote control and avoid personnel to closely contact high-temperature molten iron, but the molten iron at the bottom is not easy to pour out along with the falling of the molten iron pouring liquid level in the overturning process, the overturning angle is increased, the problem of molten iron dumping can be solved, the molten iron is easy to overturn, the molten iron is caused to overturn outside a furnace mouth, and production safety accidents occur.

Disclosure of Invention

The utility model aims to provide an anti-tipping ladle lifting appliance, which can solve the technical problem that the existing ladle overturning device is easy to tip over to cause safety accidents when the molten iron is dumped.

The utility model provides the following technical scheme: the utility model provides an anti-tipping ladle lifting appliance, mainly by the gallows, main hoisting mechanism, vice hoisting mechanism and tilting mechanism, tilting mechanism constitutes, main hoisting mechanism is used for driving the gallows lift and removes, the gallows is door-type structure, have two davits that stretch out downwards, tilting mechanism sets up two and is located two davits lower extreme respectively, tilting mechanism includes the pivot and the driving disk of being connected with the pivot, the pivot passes the davit and rotates with the davit to be connected, the pivot outer end is connected with the driving disk, vice hoisting mechanism passes the driving disk through the chain and rotates, the tilting shaft inner sets up the upset piece, set up the support change-over groove that is used for supporting the molten iron bucket upset and be used for driving molten iron bucket pivoted application of force pole on the upset piece, the support change-over groove is used for bearing the extension axle in the molten iron bucket outside, the application of force pole is used for stopping the cooperation with the atress hook groove in the molten iron bucket outside, stir molten iron bucket rotates, the anti-tipping mechanism includes the safety hook fixed in the hanging beam inboard, the coupler body of safety hook lower extreme is located between the molten iron bucket and supports the change-over angle that the molten iron bucket outside the atress hook is kept off, during the use.

Further, the hook body, the supporting rotary groove and the overturning shaft of the safety hook are coaxial, and the inner side of the hook body is used for supporting the extending shaft of the iron bucket to rotate.

Further, the driving disc is a sector disc, and the chain is connected with the radial outer side of the driving disc.

The beneficial effects are that: when the ladle overturning device is used for overturning ladle operation, the operating crane moves the hanging frame and drives the hanging frame to lift through the main lifting mechanism, the operating hanging frame supports the molten iron bucket from bottom to top, the supporting rotary groove at the inner side of the overturning piece supports the extension shaft at the outer side of the molten iron bucket, the force application rod is hung into the forced hook groove from bottom to top, then the operating crane moves the molten iron bucket to a region to be overturned, the auxiliary lifting mechanism pulls the chain to drive the driving disc to rotate, the overturning shaft drives the overturning piece and the molten iron bucket to rotate, the supporting rotary groove is used for supporting the extension shaft in the rotating process, the force application rod is used for applying tangential force to rotate the molten iron bucket, molten iron is poured out, and when the molten iron bucket rotates a certain angle, the forced hook groove at the outer side of the molten iron bucket is matched with the safety hanging hook stop, the molten iron bucket is limited to rotate a larger angle, the overturning in the ladle overturning process is avoided, the safety problem is caused, and the ladle overturning operation is ensured to be stable and safe; the inner side of the hook body supports the extending shaft of the molten iron barrel to rotate, so that the rotation stability of the molten iron barrel is improved; the driving disc is a sector disc, the chain is connected with the radial outer side of the driving disc, the force application moment of the chain and the driving disc is increased, and the labor-saving effect is achieved.

Drawings

FIG. 1 is a schematic perspective view of a specific embodiment 1 of an anti-rollover ladle lifting appliance of the present utility model;

FIG. 2 is a schematic side view of an embodiment 1 of an anti-rollover roll-over sling of the present utility model;

FIG. 3 is a schematic front view of a specific embodiment 1 of an anti-rollover roll-over sling of the present utility model;

FIG. 4 is a cross-sectional view at A-A in FIG. 3;

reference numerals: 1-a hanging bracket; 2-a main lifting mechanism; 3-a suspension arm; 4-an auxiliary lifting mechanism; 5-a chain; 6-driving a disc; 7-turning shafts; 8-turning pieces; 9-a force application rod; 10-a safety hook; 11-heat insulation board.

Description of the embodiments

The present utility model will be described in detail with reference to the accompanying drawings.

The embodiment 1 of the anti-tipping ladle lifting appliance comprises the following components:

as shown in fig. 1-4, the anti-tipping ladle lifting appliance comprises a lifting frame 1, a main lifting mechanism 2, an auxiliary lifting mechanism 4, a tipping mechanism and an anti-tipping mechanism, wherein the lifting frame 1 is of a door-type structure and comprises a lifting beam and two lifting arms 3 positioned at two ends of the lifting beam, a heat insulation plate 11 is arranged at the lower side of the lifting beam, the main lifting mechanism 2 is a main lifting movable pulley block arranged on the lifting beam, and the main lifting mechanism 2 is connected with a crane to realize lifting movement of the lifting frame 1. The turnover mechanism is provided with two turnover mechanisms which are respectively positioned at the lower ends of the two suspension arms 3, and comprises a driving disc 6, a turnover shaft 7 and a turnover piece 8, wherein the turnover shaft 7 penetrates through the suspension arms 3 and is in rotary connection with the suspension arms. One end of the turnover shaft 7 extending out of the hanger is an outer end, and the outer end of the turnover shaft 7 is connected with the driving disc 6; the end of the turnover shaft 7 extending between the two hanging beams is an inner end, and the inner end of the turnover shaft 7 is connected with the turnover piece 8.

The driving disc 6 is a sector disc, the circle center of the sector disc is located on the axis of the turnover shaft 7, and the auxiliary lifting mechanism 4 is connected with the radial outer end of the driving disc 6 through a chain 5 and is used for pulling the driving disc 6 to rotate so as to drive the turnover shaft 7 to rotate. The overturning piece 8 is used for being connected and matched with the molten iron bucket, a supporting rotating groove for supporting the molten iron bucket to overturn and a force application rod 9 for driving the molten iron bucket to rotate are arranged on the overturning piece 8, an extending shaft and a stress hook groove are arranged on the outer side of the molten iron bucket, an opening of the supporting rotating groove on the overturning piece 8 faces upwards, the supporting rotating groove is used for supporting the extending shaft and playing a supporting role, and the stress hook groove is an inverted U-shaped groove. When in use, the force application rod 9 is clamped into the force-bearing hook groove and is blocked with the force-bearing hook groove, the turnover shaft 7 drives the turnover piece 8 to rotate, and the force application rod 9 toggles the iron bucket to rotate around the axis of the extension shaft.

The anti-tipping mechanism comprises a safety lifting hook 10 fixed on the inner side of the lifting beam, a hook body at the lower end of the safety lifting hook 10 is positioned between the iron bucket and the supporting rotary groove, the hook body, the supporting rotary groove and the overturning shaft are coaxially arranged, and the inner side of the hook body can also play a role in supporting the extending shaft of the iron bucket to rotate so as to increase the rotation stability of the iron bucket. The upper side of the safety lifting hook 10 can block the stressed hooking groove of the molten iron barrel when the molten iron barrel is overturned to a certain angle, so as to limit the toppling angle and achieve the anti-toppling function.

When the utility model is used, the crane is operated to move the hanging bracket and enable the hanging bracket to lift, and the hanging bracket hangs the molten iron barrel from bottom to top: the supporting rotary groove supports an extension shaft at the outer side of the molten iron barrel, and the force application rod is hung in the force-bearing hook groove; the crane is operated to remove gallows and molten iron bucket to waiting to empty the region, and control pair hoisting mechanism pulling driving disk rotates, and the tilting axis drives upset piece, molten iron bucket and rotates, and when the molten iron bucket rotated to the biggest angle, the safety hook blocked the atress hook groove in molten iron bucket outside, makes it unable the continuing upset to play anti-tipping effect, avoid the incident emergence because of the molten iron bucket tumbles and lead to.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (3)

1. The utility model provides an anti-tipping ladle lifting appliance, a serial communication port, it is mainly by the gallows, main hoisting mechanism, vice hoisting mechanism and tilting mechanism, tilting mechanism constitutes, main hoisting mechanism is used for driving the gallows lift and removes, the gallows is door-type structure, have two davits that stretch out downwards, tilting mechanism sets up two and is located two davits lower extreme respectively, tilting mechanism includes the pivot and the driving disk of being connected with the pivot, the pivot passes the davit and rotates with the davit to be connected, the pivot outer end is connected with the driving disk, vice hoisting mechanism passes through the chain and drives the driving disk rotation, the upset piece is set up to the pivot inner, set up the support change-over groove that is used for supporting the molten iron bucket upset and be used for driving molten iron bucket pivoted application of force pole, the support change-over groove is used for bearing the extension shaft outside the molten iron bucket, the application of force pole is used for holding the cooperation with the atress hook groove in outside the molten iron bucket, stir the molten iron bucket rotates, the tilting mechanism is including fixing the safety lifting hook in the hoist inboard, the hook of safety lifting hook lower extreme is located between the molten iron bucket and the support change-over groove, the safety upside is used for keeping off with the outside the molten iron bucket atress groove in the molten iron bucket during the use, restriction of the angle of falling down.

2. The anti-tipping ladle lifting appliance as recited in claim 1 wherein the hook body, the support rotating groove and the tipping shaft of the safety hook are coaxial, and the inner side of the hook body is used for supporting the extending shaft of the ladle to rotate.

3. An anti-tipping ladle lifting appliance as claimed in claim 1 wherein the drive disc is a sector disc and the chain is connected to the radially outer side of the drive disc.