CN217555682U - Feeding steel wire rope anti-falling device on vacuum induction furnace - Google Patents

Abstract

The utility model provides a feeding steel wire rope anti-drop device on a vacuum induction furnace, which comprises a support plate, a steel wire rope wheel, a hanging lug heavy hammer and a steel wire rope, wherein the top of the support plate is fixedly connected with the top of an upper feeding cavity of the vacuum induction furnace; the hanger heavy hammer is used for hanging an auxiliary tool for production. The steel wire rope anti-falling device can avoid the steel wire rope from jumping from the steel wire rope wheel to fall off in the process that the hanger heavy hammer rises and descends, and prevent the position of an encoder inside the vacuum induction furnace from being abnormal. When the upper feeding isolation valve is closed, the steel wire rope of the unrecyclable part can be prevented from clamping the rubber ring of the isolation valve to cause air leakage.

Description

Feeding steel wire rope anti-falling device on vacuum induction furnace

Technical Field

The utility model relates to a steelmaking production facility technical field, in particular to reinforced wire rope anticreep device on vacuum induction furnace.

Background

The vacuum induction furnace in the metallurgical industry is produced by smelting in a vacuum state, and the temperature measurement, the feeding and the sampling of a feeding cavity on the current domestic vacuum induction furnace are all completed by a steel wire winding lifting system in the vacuum state. The structure of the device is that a hoisting end is a large-wheel steel wire rope for winding, a small-wheel end is a fixed pulley for positioning, wherein the lifting length of the steel wire rope is controlled by the number of turns of a servo motor encoder, and the hoisting steel wire rope is easy to jump when a charging barrel connected with a heavy hammer in the feeding process touches the bottom or a crucible adheres to scrap steel. Because rising and falling position encoder numerical value is acquiescent unchangeably, the rotatory number of turns of hoist lift is unanimous, wire rope jump groove leads to wire rope when retrieving, because retrieve around the book diameter diminish, actual wire rope can have partial rope to hang in last reinforced isolating valve bottom, can not retrieve wire rope completely, the isolating valve is closed and can't be sealed completely, gases such as oxygen in the atmosphere, nitrogen gas get into the smelting chamber and can cause oxygen in the molten steel, nitrogen content surge, cause major quality accident to important product quality such as the high temperature alloy steel of production, gas steel.

In view of the above, there is a need for a feeding wire rope anti-drop device on a vacuum induction furnace, which prevents wire rope from jumping out of the groove.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reinforced wire rope anticreep device on vacuum induction furnace can avoid wire rope to jump the groove and drop from the wire rope sheave at the in-process that the hangers weight risees and descends, and then can prevent that vacuum induction furnace hoist lifting encoder position from unusual. When the upper feeding isolation valve is closed, atmospheric air leakage caused by the fact that the rubber ring of the isolation valve is clamped by the unretracted part of the steel wire rope is prevented.

In order to achieve the above object, the present invention provides the following technical solutions:

the anti-falling device for the feeding steel wire rope on the vacuum induction furnace comprises a supporting plate, a steel wire rope wheel, a hanger heavy hammer and a steel wire rope, wherein the top of the supporting plate is fixedly connected with the top of an upper feeding cavity of the vacuum induction furnace; the hanger heavy hammer is used for hanging an auxiliary tool for production.

Furthermore, the feeding steel wire rope anti-falling device on the vacuum induction furnace further comprises a hoisting wheel body, wherein the hoisting wheel body is arranged on the inner wall of one side of the feeding chamber on the vacuum induction furnace, and the supporting plate is positioned on one side of the hoisting wheel body; the wire rope wheels are provided with two wire rope wheels, the two wire rope wheels are fixedly connected with the supporting plate, one end of the wire rope is wound on the hoisting wheel body, the other end of the wire rope returns to the hoisting wheel body after sequentially passing through one wire rope wheel, the hanging lug heavy hammer and the other wire rope wheel, and the other end of the wire rope is wound on the hoisting wheel body.

Further, in the feeding steel wire rope anti-falling device on the vacuum induction furnace, the hoisting wheel body is provided with two rotating wheels, two ends of the steel wire rope are wound on the two rotating wheels respectively, the hoisting wheel body is rotated to enable the two rotating wheels to rotate, and the hanger heavy hammer can be pulled to ascend and descend through the steel wire rope.

Furthermore, in the above anti-drop device for the feeding steel wire rope on the vacuum induction furnace, the two ends of the bottom of the support plate are both fixedly connected with a fixing plate, and the two steel wire rope wheels are respectively and fixedly connected with the two fixing plates through bolts.

Further, in the feeding steel wire rope anti-falling device on the vacuum induction furnace, the two steel wire rope wheels are connected through a pin shaft, a first through hole is formed in the pin shaft, a nut is arranged in the first through hole, the nut is connected with a lead screw through thread rotation, a supporting rod is connected onto the lead screw, two ends of the supporting rod are connected with pressing wheels in a rotating mode, the two pressing wheels are located above the two steel wire rope wheels respectively, the lead screw can enable the supporting rod to ascend and descend, and then the steel wire ropes on the steel wire rope wheels can be pressed through the pressing wheels.

Furthermore, in the feeding steel wire rope anti-falling device on the vacuum induction furnace, the device further comprises a spring telescopic rod, the bottom end of the spring telescopic rod is connected with the lead screw, the top end of the spring telescopic rod is fixedly connected with the bottom of the supporting plate, and the spring telescopic rod can stretch and retract.

Further, in the feeding steel wire rope anti-falling device on the vacuum induction furnace, a hand wheel is sleeved at the bottom end of the lead screw, and a plurality of arc-shaped grooves are formed in the hand wheel.

Further, in the above anti-drop device for feeding steel wire rope on the vacuum induction furnace, a trapezoidal groove is formed on the surface of the steel wire rope wheel, and the steel wire rope is positioned in the trapezoidal groove.

Furthermore, in the feeding steel wire rope anti-falling device on the vacuum induction furnace, a plurality of bulges are arranged on the side wall of the trapezoidal groove.

Further, in the anti-falling device for the feeding steel wire rope on the vacuum induction furnace, a rubber ring is sleeved outside the pressing wheel, and when the pressing wheel presses the steel wire rope, the rubber ring can deform to enable the steel wire rope to sink into the rubber ring.

The analysis can know, the utility model discloses a reinforced wire rope anticreep device on vacuum induction furnace, this wire rope anticreep device can avoid wire rope to jump the groove and drop from the wire rope wheel at the in-process that the hangers weight risees and descends to prevent that the inside encoder position of vacuum induction furnace from unusual. The inner encoder position of the vacuum induction furnace is abnormal and the recovery of the steel wire rope is influenced due to the fact that the steel wire rope jumps from the steel wire rope wheel and falls off, so that the phenomenon that the steel wire rope jumps from the steel wire rope wheel and falls off is avoided as much as possible. When the upper feeding isolation valve is closed, the steel wire rope of the unrecyclable part can be prevented from clamping the rubber ring of the isolation valve to cause air leakage. The steel wire rope anti-falling device can be suitable for pressing steel wire ropes with different diameters. The rubber ring is arranged outside the pressing wheel, so that the steel wire rope is prevented from being abraded due to sliding friction between the steel wire rope and the pressing wheel, the service life is prolonged, and the rubber ring further prevents the steel wire rope from jumping from the steel wire rope wheel to drop. The bulge on the steel wire rope wheel blocks the steel wire rope, so that the steel wire rope can be prevented from moving to two sides of the trapezoidal groove when sliding on the trapezoidal groove, and the effect of preventing jumping of the groove is further enhanced.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. Wherein:

fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a schematic view of a front view structure according to an embodiment of the present invention.

Description of reference numerals: 1, a hoisting wheel body; 2, supporting plates; 3, a steel wire rope wheel; 4, a pin shaft; 5, a hand wheel; 6, a pinch roller; 7, a rubber ring; 8, supporting rods; 9, a lead screw; 10, a steel wire rope; 11 a weight dropper for hanging ears; 12 spring telescopic rods; 13 a nut; 14 a trapezoidal groove; 15 fixing the plate; 16 raised.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. Each example is provided by way of explanation of the invention and not limitation of the invention. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit of the invention. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention embrace such modifications and variations as fall within the scope of the appended claims and their equivalents.

In the description of the present invention, the directions or positional relationships indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. are the directions or positional relationships shown on the basis of the drawings, and are only for convenience of description of the present invention, but not for the purpose of requiring the present invention to be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present invention. The terms "connected", "connected" and "disposed" used in the present invention should be understood in a broad sense, and may be, for example, either fixedly connected or detachably connected; can be directly connected or indirectly connected through intermediate components; the connection may be a wired electrical connection, a radio electrical connection, or a wireless communication signal connection, and a person of ordinary skill in the art may understand the specific meaning of the above terms according to specific situations.

One or more examples of the invention are illustrated in the accompanying drawings. The detailed description uses numerical and letter designations to refer to features in the drawings. Like or similar designations in the drawings and description have been used to refer to like or similar parts of the invention. As used herein, the terms "first," "second," and "third," etc. may be used interchangeably to distinguish one component from another, and are not intended to denote position or importance of the individual components.

As shown in fig. 1 to 2, according to an embodiment of the present invention, there is provided an anti-disengaging device for feeding wire rope on a vacuum induction furnace, comprising a supporting plate 2, a wire rope pulley 3, a hanger weight 11 and a wire rope 10, wherein the top of the supporting plate 2 is fixedly connected to the top of the upper feeding chamber of the vacuum induction furnace, the wire rope pulley 3 is disposed on the supporting plate 2, the wire rope 10 can hang the hanger weight 11 by going around the wire rope pulley 3, and the wire rope 10 can drive the hanger weight 11 to go up and down; the hanger weight 11 is used for hanging auxiliary production tools, and the auxiliary production tools can be auxiliary production tools such as a charging barrel, a temperature measuring rod and a sampling brick.

Further, the steel wire rope anti-falling device further comprises a winding wheel body 1, the winding wheel body 1 is arranged on the inner wall of one side of the feeding cavity on the vacuum induction furnace, the winding wheel body 1 and the feeding cavity on the vacuum induction furnace are fixedly connected through a pressing plate bolt, and the supporting plate 2 is positioned on one side of the winding wheel body 1; wire rope wheel 3 is provided with two, two wire rope wheels 3 and 2 fixed connection of backup pad, and wire rope 10's one end twines on hoist wheel body 1, and wire rope 10's the other end gets back to hoist wheel body 1 after passing through a wire rope wheel 3, hangers weight 11 and another wire rope wheel 3 in proper order, and wire rope 10's the other end twines on hoist wheel body 1. The hoisting wheel body 1 is rotated to conveniently pull the steel wire rope 10.

Further, hoist wheel body 1 is provided with two swiveling wheels, and wire rope 10's both ends twine respectively on two swiveling wheels, and rotatory hoist wheel body 1 can make two swiveling wheels rotate, and then can rise or fall through wire rope 10 pulling hangers weight 11, and then can go up and down through hangers weight 11 drive production appurtenance.

Further, the both ends of the bottom of backup pad 2 all are fixedly connected with fixed plate 15, and two wire rope wheels 3 pass through bolt and two fixed plate 15 fixed connection respectively. The fixing plate 15 can fixedly support the wire sheave 3.

Further, as shown in fig. 2, two wire rope wheels 3 are connected by a pin shaft 4, a first through hole is formed inside the pin shaft 4, a nut 13 is arranged inside the first through hole, the nut 13 is connected with a lead screw 9 through a thread rotation, a support rod 8 is connected on the lead screw 9, two ends of the support rod 8 are both connected with pinch rollers 6 through a rotation, the two pinch rollers 6 are respectively located above the two wire rope wheels 3, the two pinch rollers 6 can both rotate, the support rod 8 can be lifted through the rotation of the lead screw 9, and further, the wire ropes 10 on the wire rope wheels 3 can be pinched through the pinch rollers 6, the pinch rollers 6 can be used for pinching the wire ropes 10 to prevent the wire ropes 10 from jumping off from the wire rope wheels 3 in the process of lifting and descending of the hanger weights 11, and prevent the position abnormality of the encoder inside the vacuum induction furnace, and the abnormal position of the encoder inside the vacuum induction furnace can be caused by the jumping off from the wire rope wheels 3 and affect the recovery of the wire ropes 10, so that the wire ropes 10 can be prevented from jumping off from the wire rope wheels 3. When the upper feeding isolation valve is closed, the steel wire rope 10 of the unrecovered part can be prevented from clamping the rubber ring of the isolation valve to cause air leakage.

Further, this wire rope anticreep device still includes spring telescopic link 12, and the bottom and the lead screw 9 of spring telescopic link 12 are connected, and the top and the 2 bottom fixed connection of backup pad of spring telescopic link 12, spring telescopic link 12 can stretch out and draw back. Through the lift of lead screw 9 and the flexible messenger branch 8 that can make of telescopic spring rod 12, the lift of branch 8 can adjust the interval of pinch roller 6 and wire rope wheel 3 to be applicable to and compress tightly wire rope 10 with different diameters size. The spring telescopic rod 12 is composed of a spring and a sleeve, the sleeve is sleeved outside the spring, the bottom end of the spring is connected with the lead screw 9, the top end of the spring is fixedly connected with the bottom of the supporting plate 2, and the top end of the sleeve is fixedly connected with the bottom of the supporting plate 2. The spring can stretch out and draw back through the lift of lead screw 9, and the lift of lead screw 9 can make branch 8 go up and down, and the lift of branch 8 can adjust the interval of pinch roller 6 and wire rope sheave 3 to be applicable to and compress tightly wire rope 10 with different diameters size. Set up spring telescopic link 12 and can improve lead screw 9 and branch 8 set up stability.

Further, the bottom cover of lead screw 9 is equipped with hand wheel 5, and rotatory hand wheel 5 can be through 8 lifts of lead screw 9 adjusting branch, is provided with a plurality of arc walls on the hand wheel 5, and the arc wall can increase the frictional force between hand and the hand wheel 5, makes things convenient for rotatory hand wheel 5 to rotate.

Further, the surface of the wire sheave 3 is provided with a trapezoidal groove 14, and the wire rope 10 is positioned in the trapezoidal groove 14. The arrangement can avoid the steel wire rope 10 from jumping from the steel wire rope wheel 3 to drop in the process of lifting and descending the hanger heavy hammer 11.

Further, a plurality of protrusions 16 are provided on the side wall of the trapezoidal groove 14. So set up can effectual restriction wire rope 10 horizontal slip when wire rope 10 atress is let out the power suddenly, further strengthen wire rope 10's anticreep effect.

Further, the outside cover of pinch roller 6 is equipped with rubber circle 7, and when pinch roller 6 compressed tightly wire rope 10, rubber circle 7 can take place deformation and make wire rope 10 be absorbed in rubber circle 7. When the production appurtenance goes up and down is connected to hangers weight 11, rubber ring 7 that pinch roller 6 outside set up can increase the frictional force between pinch roller 6 and the wire rope 10, pulling wire rope 10 can drive pinch roller 6 and rotate, can avoid producing sliding friction between wire rope 10 and the pinch roller 6 and lead to wire rope 10 wearing and tearing, influence life, it makes inseparable contact more between pinch roller 6 and the wire rope 10 to rotate lead screw 9 simultaneously, at the in-process that compresses tightly wire rope 10, rubber ring 7 takes place to deform and makes wire rope 10 be absorbed in rubber ring 7, thereby wrap up wire rope 10, make between rubber ring 7 and the wire rope 10 inseparable laminating more, anti-drop effect is better.

The working process of the anti-drop device for the steel wire rope 10 is as follows:

firstly, a steel wire rope 10 on a winch wheel body 1 is loosened and wound on a steel wire rope wheel 3, a hanger heavy hammer 11 is hung by the steel wire rope 10 on one side of the steel wire rope wheel 3, a rotating hand wheel 5 drives a screw rod 9 to rotate in a nut 13 so as to adjust a support rod 8 to descend, the support rod 8 descends to enable a pressing wheel 6 to move downwards to the upper side of the steel wire rope wheel 3 and to be in contact with the top of the steel wire rope 10, the steel wire rope 10 is pressed in a trapezoidal groove 14 in the surface of the steel wire rope wheel 3 by the pressing wheel 6, the winch wheel body 1 is rotated, and the hanger heavy hammer 11 is pulled to ascend and descend by the steel wire rope 10.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

1. the technical scheme of the utility model can avoid wire rope 10 to jump the groove and drop from wire rope wheel 3 at the in-process that hangers weight 11 risees and descends. When the upper feeding isolation valve is closed, the steel wire rope 10 of the unrecovered part can be prevented from clamping the rubber ring of the isolation valve to cause air leakage.

2. The control lead screw 9 rotates to adjust the distance between the pressing wheel 6 and the wire rope wheel 3, so that the steel wire rope pressing machine is suitable for pressing steel wire ropes 10 with different diameters.

3. Through set up rubber ring 7 outside pinch roller 6, hangers weight 11 connects the charging bucket, when going up and down such as temperature measurement pole, pinch roller 6 outside rubber ring 7 can increase the frictional force between wire rope wheel 3 and the wire rope 10, conveniently drive pinch roller 6 and roll, can avoid producing sliding friction between wire rope 10 and the pinch roller 6 and lead to wire rope 10 wearing and tearing, influence life, rotate lead screw 9 simultaneously and make inseparable contact between pinch roller 6 and the wire rope 10, at the in-process that compresses tightly, rubber ring 7 takes place to deform and makes wire rope 10 sink into rubber ring 7, thereby wrap up wire rope 10, make inseparable laminating between rubber ring 7 and the wire rope 10 more, further prevent that wire rope 10 from jumping the groove from dropping on wire rope wheel 3.

4. The protrusion 16 is arranged on the side wall of the trapezoidal groove 14 of the wire rope wheel 3 to block the wire rope 10, so that the wire rope 10 can be prevented from moving to two sides of the trapezoidal groove 14 when the wire rope 10 slides on the trapezoidal groove 14, and the effect of preventing jumping is further enhanced.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An anti-falling device for a feeding steel wire rope on a vacuum induction furnace is characterized by comprising a support plate, a steel wire rope wheel, a hanger heavy hammer and a steel wire rope, wherein,

the top of the supporting plate is fixedly connected with the top of an upper feeding chamber of the vacuum induction furnace, the wire rope wheel is arranged on the supporting plate, the wire rope can wind around the wire rope wheel and can hang the hanger heavy hammer, and the wire rope can drive the hanger heavy hammer to lift;

the hanger heavy hammer is used for hanging an auxiliary tool for production.

2. The anti-drop device for charging steel wire rope on vacuum induction furnace according to claim 1,

the vacuum induction furnace is characterized by further comprising a hoisting wheel body, wherein the hoisting wheel body is arranged on the inner wall of one side of the charging chamber on the vacuum induction furnace, and the supporting plate is positioned on one side of the hoisting wheel body;

the wire rope wheels are provided with two wire rope wheels, the two wire rope wheels are fixedly connected with the supporting plate, one end of the wire rope is wound on the hoisting wheel body, the other end of the wire rope returns to the hoisting wheel body after sequentially passing through one wire rope wheel, the hanging lug heavy hammer and the other wire rope wheel, and the other end of the wire rope is wound on the hoisting wheel body.

3. The anti-drop device for feeding steel wire rope on vacuum induction furnace according to claim 2,

the hoisting wheel body is provided with two rotating wheels, two ends of the steel wire rope are wound on the two rotating wheels respectively, the two rotating wheels can be rotated by rotating the hoisting wheel body, and then the hanger heavy hammer can be pulled to ascend and descend through the steel wire rope.

4. The anti-drop device for charging steel wire rope on vacuum induction furnace according to claim 1,

the two ends of the bottom of the supporting plate are fixedly connected with fixing plates, and the two wire rope wheels are fixedly connected with the two fixing plates through bolts respectively.

5. The anti-drop device for charging steel wire rope on vacuum induction furnace according to claim 1,

two through round pin hub connection between the wire rope sheave, round pin axle inside has seted up first through-hole, the inside nut that is provided with of first through-hole, the nut rotates through the screw and is connected with the lead screw, be connected with branch on the lead screw, the both ends of branch are all rotated and are connected with the pinch roller, two the pinch roller is located two respectively the top of wire rope sheave rotates the lead screw can make branch goes up and down, and then can pass through the pinch roller compresses tightly wire rope on the wire rope sheave.

6. The anti-drop device for charging steel wire rope on vacuum induction furnace according to claim 5, characterized in that,

the bottom of the spring telescopic rod is connected with the screw rod, the top of the spring telescopic rod is fixedly connected with the bottom of the supporting plate, and the spring telescopic rod can stretch out and draw back.

7. The anti-drop device for charging steel wire rope on vacuum induction furnace according to claim 5,

the bottom cover of lead screw is equipped with the hand wheel, be provided with a plurality of arc walls on the hand wheel.

8. The anti-drop device for charging steel wire rope on vacuum induction furnace according to claim 1,

the surface of the steel wire rope wheel is provided with a trapezoidal groove, and the steel wire rope is positioned in the trapezoidal groove.

9. The anti-drop device for feeding steel wire rope on vacuum induction furnace according to claim 8,

the side wall of the trapezoid groove is provided with a plurality of bulges.

10. The anti-drop device for charging steel wire rope on vacuum induction furnace according to claim 5,

the outer portion of the pressing wheel is sleeved with a rubber ring, and when the pressing wheel presses the steel wire rope, the rubber ring can deform to enable the steel wire rope to be sunk into the rubber ring.

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