CN217017992U

CN217017992U - Steel billet dephosphorization device

Info

Publication number: CN217017992U
Application number: CN202220732528.8U
Authority: CN
Inventors: 丁锡阳; 钟玉龙; 刘山; 周曙; 刘宏伟
Original assignee: China 18th Metallurgical Construction Co ltd
Current assignee: China 18th Metallurgical Construction Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-07-22
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a steel billet dephosphorization device, which comprises two vertical columns which are arranged vertically at intervals, wherein a rotating shaft is arranged between the tops of the two vertical columns, two ends of the rotating shaft are respectively and fixedly connected with the vertical columns at the sides of the rotating shaft, an installation seat is arranged below the rotating shaft, a rotating seat is fixedly connected with the top of the installation seat, the rotating seat is sleeved on the rotating shaft and is in rotating fit with the rotating shaft, a limiting snap spring which can limit the rotating seat to move along the central line direction of the rotating shaft is clamped on a shaft body of the rotating shaft at two ends of the rotating seat, a plurality of steel ropes are arranged and connected on the side surfaces of the installation seat at intervals along the opposite directions of the two vertical columns, one ends of the steel ropes are fixedly connected on the installation seat, the other ends of the steel ropes extend out of the installation seat, and when the installation seat and the steel ropes are in a natural state and droop, the steel ropes can contact with the top surface of the steel billet to be dephosphorized below. The utility model utilizes a physical cleaning mode of friction between the steel rope and the billet to clean the iron scale on the surface of the billet, thereby avoiding the influence on the temperature of the billet.

Description

Steel billet dephosphorization device

Technical Field

The utility model relates to the technical field of steel billet dephosphorization, in particular to a steel billet dephosphorization device.

Background

The roller way is the main equipment for conveying rolled pieces in a steel rolling workshop, the weight of the roller way accounts for about 40% of the total weight of the equipment in the whole steel rolling workshop, the rolled pieces are the most used equipment in the steel rolling workshop, and the rolled pieces enter and exit the heating furnace, are sequentially rolled backwards on the rolling mill, are conveyed to a finishing process after being rolled and the like and are finished by the roller way. After the temperature of the steel billet is raised through the heating furnace, a layer of iron scale is formed on the surface of the steel billet, and when the steel billet passes through the rolling mill, part of the iron scale can be embedded into the steel body, so that micro shrinkage holes, gas-turbidity cracks and the like are generated on internal crystals in an asymmetric manner, and phosphorus removal is required on the surface of the steel billet. The conventional method is to use high-pressure water for scouring, but in the process of high-pressure water scouring, water vapor is generated due to high temperature, and the water vapor is easy to condense on the inner wall of the heat-insulating shell, and then water drops are formed to drop on the steel billet, so that the temperature of the steel billet is influenced, and the subsequent rolling quality is further influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the technical problems to be solved by the utility model are as follows: how to provide a steel billet dephosphorization device which can remove the scale on the surface of the steel billet and reduce the influence on the temperature of the steel billet.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a steel billet phosphorus removal device, include the stand along two intervals and vertical setting, it is provided with the pivot to extend along two stand relative direction between the top of two stands, the both ends of pivot respectively with the stand fixed connection of its place side, the below of pivot is provided with the mount pad, the top fixedly connected with of mount pad rotates the seat, it establishes in the pivot and with pivot normal running fit to rotate the seat cover, the pivot is located to rotate the axle body at seat both ends and goes up the card and be equipped with and carry out spacing jump ring along the removal of pivot central line direction to rotating the seat, it is connected with many steel cables to set up along two stand relative direction intervals on the side of mount pad, the one end fixed connection of steel cable is on the mount pad, the other end extends outside the mount pad, when mount pad and steel cable all are flagging natural state, the steel billet top surface of treating of phosphorus removal of below can be contacted to the steel cable body.

The steel billet is when passing through between two stands, and on the steel cable lower extreme fag end body of top will contact the steel billet top surface, will the looks mutual friction between steel cable and the steel billet like this, moves ahead along with the transport of steel billet, and frictional force between the two just can drive the mount pad and swing, and messenger's steel cable that can be better touches the steel billet top surface, gets rid of the iron scale of steel billet top surface.

Preferably, the steel rope is positioned on the rope body at one end, far away from the mounting seat, of the steel rope, a plurality of circles of barbed edges are uniformly arranged at intervals along the direction of the central line of the rope body of the steel rope, each circle of barbed edge comprises rod bodies which are fixedly connected with the steel rope at uniform intervals along the direction of the central line of the rope body of the steel rope, the rod bodies extend along the radial direction of the rope body of the steel rope, and the rod bodies in two adjacent circles of barbed edges are arranged in a staggered mode. The effect of removing the iron scale is improved.

Preferably, the mounting seat is provided with a mounting surface, the plane of the mounting surface is parallel to the central line of the rotating shaft, the mounting surface is provided with a plurality of steel rope fixing devices at intervals along the opposite directions of the two upright posts, each steel rope fixing device comprises two support seats fixedly connected to the mounting surface at intervals along the opposite directions of the two upright posts, fixed blocks and extrusion blocks are arranged between the two support seats at intervals along the direction vertical to the plane of the mounting surface, the fixed blocks are positioned between the extrusion blocks and the mounting surface, one end of each steel rope positioned on the mounting seat is arranged between the fixed blocks and the mounting surface, the fixed blocks and the extrusion blocks are respectively connected with the support seats at the two sides in a sliding mode so as to slide along the direction vertical to the plane of the mounting surface, the extrusion blocks are provided with guide rods at intervals along the opposite directions of the two support seats towards one side of the fixed blocks, and the central lines of the guide rods are vertical to the plane of the mounting surface, one end of a guide rod is fixedly connected to the extrusion block, the other end of the guide rod penetrates through the fixed block, the fixed block can be in sliding fit with the guide rod along the direction of the central line of the guide rod, one end of the guide rod, which penetrates through the fixed block, is fixedly connected with a limiting end, an extrusion spring is sleeved on a rod body of the guide rod, which is positioned between the extrusion block and the fixed block, two ends of the extrusion spring are respectively abutted against the extrusion block and the fixed block so as to provide spring force for the abutment of the fixed block on the limiting end, a hinged support is fixedly connected to the position, which is positioned on one side outside two supports, on the installation surface, an operating rod is arranged on the hinged support, a rod body of the operating rod is hinged and connected to the hinged support to form a lever structure, the rotation plane of the operating rod is perpendicular to the plane of the installation surface, one end of the operating rod is an extrusion end, the other end of the operating rod is an operating end, when the operating rod rotates, the extrusion end of the operating rod can be abutted against the side surface, which is far away from the fixed block, when the action bars rotates and extrudees the piece towards installation face place direction, the piece can make the fixed block with through extrusion spring extrusion fixed block the steel cable compresses tightly on the installation face, and the action bars is located and is provided with the screens device between the pole body of the steel cable fixing device one side of keeping away from of free bearing and the installation face, and will as the fixed block the steel cable compresses tightly on the installation face, screens device can the butt respectively on action bars and installation face with the one end of keeping away from steel cable fixing device to the action bars towards installation face direction rotation and carry on spacingly.

After the steel rope is used for a period of time, the steel rope is damaged under the conditions of high temperature and friction, and needs to be replaced, and in order to facilitate maintenance operation, when a new steel rope is installed, the fixed end of the steel rope is placed between the fixed block and the installation surface, then the operation end of the operation rod is lifted, the extrusion end of the operation rod rotates and presses on the extrusion block, so that the fixed block below the extrusion block presses on the steel rope, along with continuous lifting of the operation rod, the extrusion block compresses the extrusion spring, the steel rope is pressed between the fixed block and the installation surface through the elasticity of the spring, and then the clamping device is abutted against the operation rod and the installation surface to avoid the rotation of the operation rod. On the contrary, the clamping device is taken out, the operating rod is rotated, the fixing block does not compress the steel rope any more, and the steel rope can be taken out.

Preferably, the side face, facing the mounting face, of the fixing block is a fixing face parallel to the mounting face, the side face, facing away from the fixing block, of the extrusion block is an extrusion face parallel to the mounting face, a steel rope limiting groove is concavely formed in the extrusion face, the cross section of the steel rope limiting groove is arc-shaped, the steel rope limiting groove is a through groove, the extending direction of the steel rope limiting groove is perpendicular to the plane where the two guide rods are located, and a rope body at one end, located on the mounting seat, of the steel rope is arranged between the steel rope limiting groove and the mounting face. The steel rope is convenient to limit.

Preferably, a pulling spring is arranged between the operating rod and the extrusion block, two ends of the pulling spring are respectively and fixedly connected to the operating rod and the extrusion block, and the pulling spring can provide spring force for the abutting connection of the operating rod on the extrusion block. When the operating rod rotates, the pulling spring can lift the extrusion block, so that the fixing block is driven to be far away from the mounting surface, and the steel rope can be conveniently inserted.

As an optimization, the screens device includes the screens pole, and the one end of screens pole is articulated to be connected on the action bars, the rotation plane perpendicular to of screens pole installation face place plane, lie in on the installation face the position that the wire rope fixing device one side was kept away from to the free bearing is provided with the draw-in groove, the screens pole is kept away from the one end of action bars can insert in the draw-in groove with right the action bars orientation installation face direction is rotated and is carried on spacingly. After the operating rod rotates in place, the end part of the clamping rod is directly rotated to correspond to the clamping groove, after the operating rod is loosened, the clamping rod can be inserted into the clamping groove through rotation of the operating rod, and then the rotation of the operating rod is limited by the clamping rod.

In conclusion, the utility model has the beneficial effects that: the steel billet descaling device utilizes a physical clearing mode of friction between the steel rope and the steel billet to clear away the iron oxide scales on the surface of the steel billet, and avoids the influence of water vapor generated in the traditional high-pressure water dephosphorization process on the temperature of the steel billet.

Drawings

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:

FIG. 1 is a schematic structural diagram of a structure for removing phosphorus and water vapor from a billet roller bed;

FIG. 2 is a schematic view of an installation structure of a fan-shaped nozzle in a removal structure for dephosphorization water vapor of a billet roller way;

FIG. 3 is a schematic structural view of a steel rope fixing device in a structure for removing phosphorus and water vapor from a billet roller bed;

FIG. 4 is a schematic view of an installation structure of a clamping rod in a removal structure for removing phosphorus water vapor from a billet roller way.

Detailed Description

The utility model is further explained in detail by the structure for removing the dephosphorization water vapor from the billet roller bed by using the structure of the utility model with the attached drawings.

As shown in fig. 1 to 4, the structure for removing phosphorus and water vapor from a billet roller way in the present embodiment includes side frames 1 disposed opposite and at an interval, a roller way installation position is disposed between the side frames 1 on both sides, conveying rollers 2 are disposed in the roller way installation position at intervals along the extending direction of the roller way installation position, both ends of the conveying rollers 2 are respectively rotatably connected to the side frames on both sides, a heat preservation shell 3 is disposed above the two side frames 1, the heat preservation shell 3 includes a top cover disposed above the roller way installation position and extending along the extending direction of the roller way installation position, both sides of the top cover are respectively bent downward and extended with a baffle fixedly connected to the side frames 1, the side frames 1 include support bars extending horizontally and having cross sections, the lower surfaces of the support bars are disposed horizontally, support side plates extending along the extending direction of the support bars are vertically disposed below the support bars, the upper ends of the support side plates are fixedly connected to the lower surfaces of the support bars, the thickness of the supporting side plate is smaller than the width of the supporting bar block, the fixing positions of the supporting side plate and the supporting bar block are close to the inner side of the supporting bar block, the lower end of the supporting side plate is horizontally bent outwards to form a supporting bottom plate, the width of the supporting bottom plate is larger than the width of the supporting bar block, a plurality of rib plates are arranged on the outer side surface of the supporting side plate at intervals along the extending direction of the supporting side plate, the rib plates are integrally in a right trapezoid shape, the plane of the rib plates is perpendicular to the plane of the supporting side plate, the right-angled vertical edges of the rib plates are fixedly connected to the outer side surface of the supporting side plate, the lower bottom edges of the rib plates are fixedly connected to the upper surface of the supporting bottom plate, one ends of the lower bottom edges of the rib plates, far away from the supporting side plates, are flush with the outer side edge of the upper surface of the supporting bar block, the upper top edges of the rib plates are far away from the supporting side edges of the lower surface of the supporting bar block, two fan-shaped nozzles 4 are arranged between two adjacent conveying rollers 2 below the heat preservation shell 3, the nozzles of the fan-shaped nozzles 4 are arranged upwards, the spraying planes of the fan-shaped nozzles 4 are perpendicular to the extending direction of the roller way installation position, the two fan-shaped nozzles 4 are arranged at intervals along the opposite directions of the two side frames 1, and the lower ends of the fan-shaped nozzles 4 are communicated with an air inlet pipe.

In the embodiment, a steel billet dephosphorization device is arranged above the roller way installation position outside the outlet end of the heat preservation shell 3, the steel billet dephosphorization device comprises two upright posts 5 which are vertically arranged at intervals along the opposite direction of the side frames 1, the lower ends of the two upright posts 5 are fixedly connected with the side frames 1 at the sides of the two upright posts, a rotating shaft 6 is arranged between the tops of the two upright posts 5 and extends along the opposite direction of the two upright posts 5, the two ends of the rotating shaft 6 are respectively and fixedly connected with the upright posts 5 at the sides of the rotating shaft 6, an installation seat 7 is arranged below the rotating shaft 6, the top of the installation seat 7 is fixedly connected with a rotating seat 8, the rotating seat 8 is sleeved on the rotating shaft 6 and is in rotating fit with the rotating shaft 6, a limiting snap spring which can limit the rotating seat 8 to move along the central line direction of the rotating shaft 6 is clamped on the shaft body at the two ends of the rotating seat 6, a plurality of steel ropes 9 are arranged and connected on the side surface of the installation seat 7 along the opposite direction of the two upright posts 5 at intervals, one end of the steel rope 9 is fixedly connected to the mounting seat 7, the other end of the steel rope 9 extends out of the mounting seat 7, and when the mounting seat 7 and the steel rope 9 both droop naturally, the rope body of the steel rope 9 can contact the top surface of a steel billet on the conveying roller.

In this embodiment, a plurality of circles of barbed edges are uniformly arranged on the rope body of the steel rope 9 at one end far away from the mounting seat 7 at intervals along the direction of the central line of the rope body of the steel rope 9, each circle of barbed edge comprises rod bodies which are fixedly connected with the steel rope 9 at intervals along the direction of the central line of the rope body, the rod bodies extend along the radial direction of the rope body of the steel rope 9, and the rod bodies in two adjacent circles of barbed edges are arranged in a staggered manner.

In this embodiment, the mounting base 7 is provided with a mounting surface, the plane of the mounting surface is parallel to the center line of the rotating shaft 6, the mounting surface is provided with a plurality of steel rope fixing devices at intervals along the opposite direction of the two upright posts 5, each steel rope fixing device comprises two support bases 10 fixedly connected to the mounting surface at intervals along the opposite direction of the two upright posts 5, fixed blocks 11 and extrusion blocks 12 are arranged between the two support bases 10 at intervals along the direction perpendicular to the plane of the mounting surface, the fixed blocks 11 are arranged between the extrusion blocks 12 and the mounting surface, one end of the steel rope 9 on the mounting base 7 is arranged between the fixed blocks 11 and the mounting surface, the fixed blocks 11 and the extrusion blocks 12 are respectively in sliding connection with the support bases 10 at two sides so as to slide along the direction perpendicular to the plane of the mounting surface, the extrusion blocks 12 are provided with guide rods 13 at intervals along the opposite direction of the two support bases 10 towards one side of the fixed blocks 11, the center line of a guide rod 13 is vertical to the plane of the installation surface, one end of the guide rod 13 is fixedly connected to an extrusion block 12, the other end of the guide rod 13 penetrates through a fixed block 11, the fixed block 11 can be in sliding fit with the guide rod 13 along the direction of the center line of the guide rod 13, one end of the guide rod 13, which penetrates through the fixed block 11, is fixedly connected with a limit end 14, an extrusion spring 15 is sleeved on a rod body of the guide rod 13, which is positioned between the extrusion block 12 and the fixed block 11, two ends of the extrusion spring 15 are respectively abutted against the extrusion block and the fixed block 12 to provide spring force for the fixed block 11 to be abutted against the limit end 14, a hinged support 16 is fixedly connected to the position, which is positioned on one side outside two supports 10, of the installation surface, an operating rod 17 is arranged on the hinged support 16, the rod body of the operating rod 17 is hinged and connected to the hinged support 16 to form a lever structure, the rotation plane of the operating rod 17 is vertical to the plane of the installation surface, one end of the operating rod 17 is an extrusion end, the other end is an operating end, when the operating rod 17 rotates, the extrusion end of the operating rod 17 can abut against the side face, away from the fixed block 11, of the extrusion block 12, when the operating rod 17 rotates and extrudes the extrusion block 12 towards the direction of the installation face, the extrusion block 12 can extrude the fixed block 11 through the extrusion spring 15 to enable the fixed block 11 to compress the steel rope 9 on the installation face, a clamping device is arranged between a rod body, away from the steel rope fixing device, of the hinged support 16 of the operating rod 17 and the installation face, and when the steel rope 9 is compressed on the installation face, the clamping device can abut against the operating rod 17 and the installation face respectively to limit the rotation of one end, away from the steel rope fixing device, of the operating rod 17 towards the installation face.

In this embodiment, a side surface of the fixed block 11 facing the mounting surface is a fixed surface parallel to the mounting surface, a side surface of the extrusion block 12 facing away from the fixed block 11 is an extrusion surface parallel to the mounting surface, a steel rope limiting groove is concavely arranged on the extrusion surface, a cross section of the steel rope limiting groove is arc-shaped, the steel rope limiting groove is a through groove, an extending direction of the steel rope limiting groove is perpendicular to a plane where the two guide rods are located, and a rope body at one end of the steel rope 9 located on the mounting seat 7 is arranged between the steel rope limiting groove and the mounting surface.

In this embodiment, a pulling spring 18 is disposed between the operating rod 17 and the extrusion block 12, two ends of the pulling spring 18 are respectively fixedly connected to the operating rod 17 and the extrusion block 12, and the pulling spring 18 can provide a spring force for the operating rod 17 to abut against the extrusion block 12.

In this specific embodiment, the screens device includes screens pole 19, and the one end of screens pole 19 is articulated to be connected on the action bars 17, screens pole 19's rotation plane perpendicular to install the face place plane, lie in on the installation face the position that rope fixing device one side was kept away from to free bearing 16 is provided with the draw-in groove, and screens pole 19 is kept away from the one end of action bars 17 can insert in the draw-in groove with right the action bars 17 orientation install the face direction and rotate and carry on spacingly.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the utility model, and that, while the utility model has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A steel billet dephosphorization device is characterized in that: including the stand along two intervals and vertical setting, it is provided with the pivot to extend along two stand relative direction between the top of two stands, the both ends of pivot respectively with the stand fixed connection of its place side, the below of pivot is provided with the mount pad, the top fixedly connected with of mount pad rotates the seat, it establishes in the pivot and with pivot normal running fit to rotate the seat, the pivot is located to rotate the axle body at seat both ends and blocks to be equipped with and can carry out spacing jump ring along the removal of pivot central line direction to rotating the seat, it is connected with many steel cables to set up along two stand relative direction intervals on the side of mount pad, the one end fixed connection of steel cable is on the mount pad, the other end extends outside the mount pad, when mount pad and steel cable all are natural state flagging, the steel cable rope body can contact the below treat dephosphorization steel billet top surface.

2. The steel billet dephosphorization apparatus according to claim 1, wherein: the steel rope is positioned on the rope body at one end, far away from the mounting seat, of the steel rope, a plurality of circles of barbed edges are uniformly arranged at intervals along the direction of the central line of the steel rope body, each circle of barbed edge comprises rod bodies which are uniformly and fixedly connected with each other at intervals along the direction of the central line of the steel rope body, the rod bodies extend along the radial direction of the steel rope body, and the rod bodies in two adjacent circles of barbed edges are arranged in a staggered mode.

3. The steel billet dephosphorization apparatus according to claim 1, wherein: the mounting seat is provided with a mounting surface, the plane of the mounting surface is parallel to the central line of the rotating shaft, the mounting surface is provided with a plurality of steel rope fixing devices at intervals along the opposite direction of the two upright posts, each steel rope fixing device comprises two support seats fixedly connected to the mounting surface at intervals along the opposite direction of the two upright posts, fixed blocks and extrusion blocks are arranged between the two support seats at intervals along the direction vertical to the plane of the mounting surface, the fixed blocks are positioned between the extrusion blocks and the mounting surface, one end of each steel rope positioned on the mounting seat is arranged at the position between the fixed block and the mounting surface, the fixed blocks and the extrusion blocks are respectively connected with the support seats at the two sides in a sliding mode so as to slide along the direction vertical to the plane of the mounting surface, one side, facing the fixed block, of the extrusion block is provided with guide rods at intervals along the opposite direction of the two support seats, and the central line of each guide rod is vertical to the plane of the mounting surface, one end of a guide rod is fixedly connected to the extrusion block, the other end of the guide rod penetrates through the fixed block, the fixed block can be in sliding fit with the guide rod along the direction of the central line of the guide rod, one end of the guide rod, which penetrates through the fixed block, is fixedly connected with a limiting end, an extrusion spring is sleeved on a rod body of the guide rod, which is positioned between the extrusion block and the fixed block, two ends of the extrusion spring are respectively abutted against the extrusion block and the fixed block so as to provide spring force for the abutment of the fixed block on the limiting end, a hinged support is fixedly connected to the position, which is positioned on one side outside two supports, on the installation surface, an operating rod is arranged on the hinged support, a rod body of the operating rod is hinged and connected to the hinged support to form a lever structure, the rotation plane of the operating rod is perpendicular to the plane of the installation surface, one end of the operating rod is an extrusion end, the other end of the operating rod is an operating end, when the operating rod rotates, the extrusion end of the operating rod can be abutted against the side surface, which is far away from the fixed block, when the operating rod rotates and extrudes the extrusion block towards the direction of the installation surface, the extrusion block can extrude the fixed block through the extrusion spring to enable the fixed block to compress the steel rope on the installation surface, a clamping device is arranged between the rod body of the operating rod, which is positioned on one side of the hinged support far away from the steel rope fixing device, and the installation surface, and when the fixed block compresses the steel rope on the installation surface, the clamping device can be respectively abutted against the operating rod and the installation surface to limit the rotation of one end of the operating rod, which is far away from the steel rope fixing device, towards the installation surface.

4. The steel billet dephosphorization apparatus according to claim 3, wherein: the fixed block orientation one side of installation face be with installation face parallel arrangement's stationary plane, the extrusion piece is back of the body one side of fixed block be with installation face parallel arrangement's extrusion face, the extrusion face goes up the concave steel cable spacing groove that is equipped with, the cross section of steel cable spacing groove is arc, the steel cable spacing groove for leading to groove and two guide bar place planes of its extending direction perpendicular to, the steel cable is located one end rope body on the mount pad arrange in the steel cable spacing groove with position between the installation face.

5. The steel billet dephosphorization apparatus according to claim 3, wherein: the utility model discloses a convenient extrusion piece, including the action bars, the extrusion piece, the action bars with be provided with between the extrusion piece and pull the spring, pull the both ends of spring respectively fixed connection in the action bars with on the extrusion piece, pull the spring can do the action bars butt is in provide spring power on the extrusion piece.

6. The steel billet dephosphorization apparatus according to claim 3, wherein: the screens device includes the screens pole, and the one end of screens pole is articulated to be connected on the action bars, the rotation plane perpendicular to of screens pole installation face place plane, lie in on the installation face the position that steel cable fixing device one side was kept away from to the free bearing is provided with the draw-in groove, and the screens pole is kept away from the one end of action bars can insert in the draw-in groove with right the action bars orientation installation face direction is rotated and is carried on spacingly.