CN216189445U - Blast furnace hearth clearance conveyer - Google Patents

Abstract

The utility model discloses a blast furnace hearth clearance conveying device which comprises an installation box and a charging unit, wherein the installation box is provided with a conveying device; a through groove is formed in the lower surface of the installation box, a sliding block is connected in the through groove in a sliding mode, supporting sliding columns are arranged at four corners of the lower surface of the installation box respectively, and limiting holes are formed in the supporting sliding columns; the charging unit comprises a steel wire rope, a connecting block, a connecting rod, a U-shaped frame, a hopper, an electro-hydraulic push rod, a bottom plate, a supporting column and a lifting assembly, wherein the lifting assembly is arranged on the lower surface of a sliding block and is connected with the steel wire rope, the lower end of the steel wire rope is connected with the connecting block, the connecting block is movably connected with one end of the connecting rod, the other end of the connecting rod is movably connected with the U-shaped frame, the U-shaped frame is arranged on the hopper, the hopper is located under a power box, mechanical conveying can be achieved for cleaned hearth cleaning objects, manpower waste is reduced, and conveying efficiency of the cleaning objects is improved.

Description

Blast furnace hearth clearance conveyer

Technical Field

The utility model relates to the technical field of blast furnace hearth cleaning, in particular to a blast furnace hearth cleaning and transporting device.

Background

When the metallurgical furnace is in overhaul or in middle overhaul, furnace burden in the furnace needs to be cleaned up, and preparation is made for filling furnace charge for opening the furnace. Although the height of a stock column in the furnace can be reduced by stopping the furnace through an empty stock line in the prior art, part of furnace burden can not be reduced, melted and discharged, the stock line can only be lowered to a tuyere, a large amount of furnace burden in a furnace cylinder needs to be cleaned up when overhauling is carried out, and particularly, the central dead stock column of the blast furnace is hard and difficult to clean. The traditional method for cleaning the furnace burden is that a simple tool such as a rake is used for cleaning the furnace burden from a blast furnace tuyere, after the tuyere is cleaned, the tuyere is too far away from the furnace, when the tuyere cannot be cleaned, a large amount of manpower is required to be concentrated, the tuyere enters a furnace hearth cleaning furnace, cleaned hearth cleaning materials are transported out by installing simple chutes or bagging, the transportation speed is low, the labor efficiency is low, and the requirement for modern production is not met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a conveying device for blast furnace hearth clearance, which is used for mechanically conveying the cleaned hearth clearance, reducing the waste of manpower, improving the conveying efficiency of the clearance and effectively solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a blast furnace hearth clearance conveying device comprises an installation box and a charging unit;

installing a box: a through groove is formed in the lower surface of the mounting box, a sliding block is connected in the through groove in a sliding mode, supporting sliding columns are arranged at four corners of the lower surface of the mounting box respectively, and limiting holes are formed in the supporting sliding columns;

a loading unit: comprises a steel wire rope, a connecting block, a connecting rod, a U-shaped frame, a hopper, an electro-hydraulic push rod, a bottom plate, a supporting column and a lifting component, the lifting component is arranged on the lower surface of the sliding block and is connected with a steel wire rope, the lower end of the steel wire rope is connected with a connecting block, the connecting block is movably connected with one end of a connecting rod, the other end of the connecting rod is movably connected with a U-shaped frame, the U-shaped frame is arranged on the hopper, the hopper is positioned under the power box, the side surface of the hopper is provided with a support column, the lower surface of the hopper is provided with a discharging through groove, the two side surfaces of the discharging through groove are respectively and rotatably connected with two bottom plates, the automatic feeding device is characterized in that a U-shaped frame is arranged on the bottom plate, an electro-hydraulic push rod is rotatably connected to the U-shaped frame on the bottom plate, the other end of the electro-hydraulic push rod is connected to the U-shaped frame on the lower surface of the hopper, and the input end of the electro-hydraulic push rod is electrically connected with the output end of an external power supply through an external control switch group.

Wholly set up on the install bin, support the install bin through supporting the traveller, in operation, be connected to wire rope through the connecting block to the connecting rod, support the hopper through the support column, the effort to wire rope when reducing to feed, pack the crucible clearance into the hopper, it is ascending to drive wire rope through power component, wire rope passes through connecting block and connecting rod drive hopper and rises, it removes to drive the unit of charging through the slider, when the hopper removes to the material receiving truck top, control electric hydraulic push rod work through external switch group, electric hydraulic push rod drives the bottom plate and removes the logical groove of unloading of opening on the hopper, make clearance in the hopper enter into in the material receiving truck, realize the rapid transportation of crucible clearance.

Further, the lifting assembly contains headstock, promotion motor, pivot and fixed plate, the headstock sets up the lower surface at the slider, is provided with promotion motor and two fixed plates in the headstock, the one end of the output shaft pivot of promotion motor, the other end of pivot runs through the fixed plate and rotates the connection fixed plate, the pivot is provided with wire rope on the part that is located between two fixed plates, and the input of promotion motor passes through the output of external control switch group electricity connection external power source, through the work of external control switch group control promotion motor, promotes motor and drives the pivot and rotate, and the pivot drives wire rope and goes up and down.

Further, still include the sideslip unit, the sideslip unit includes drive sprocket, connects pivot, connecting bolt, mount pad, driven sprocket, chain and power component, connect pivot two altogether and all rotate to connect in the install bin, connect the pivot and be connected with power component, be provided with drive sprocket and driven sprocket in the connection pivot respectively, drive sprocket and driven sprocket pass through chain drive and connect, the joint has the mount pad on the chain, the mount pad sets up the upper surface at the slider, is provided with connecting bolt on the mount pad, fixes the mount pad to the chain through connecting bolt, drives through power component and connects the pivot and rotate, connects the pivot and drives drive sprocket and rotate, and drive sprocket passes through chain and driven sprocket and drives the mount pad removal, and the mount pad drives the slider removal.

Further, power component includes motor mounting panel and sideslip motor, the motor mounting panel is totally two and all sets up the upper surface at the install bin, is provided with the sideslip motor between two motor mounting panels, the lower extreme output shaft of sideslip motor has the connection pivot, and the input of sideslip motor passes through the output of external control switch group electricity connection external power source, controls sideslip motor work through external control switch group, and the sideslip motor drives and connects the pivot and rotate.

Further, still include sleeve and gag lever post, sleeve sliding connection supports the traveller, is provided with the gag lever post on the sleeve, supports the traveller through the sleeve, can fix into the spacing hole on the support traveller through the gag lever post to fix the support traveller.

Further, still include the base, the base sets up at telescopic lower extreme, and the threaded mounting hole has been seted up to the upper surface of base, fixes the base through the threaded mounting hole construction bolt toward on the base, improves telescopic stability through the base.

Furthermore, the material receiving trolley further comprises a positioning plate, wherein the positioning plate is arranged on the sleeve, a mounting bolt is arranged on the positioning plate, the positioning plate is fixedly mounted through the mounting bolt on the positioning plate, and the material receiving trolley can be positioned through the positioning plate.

Compared with the prior art, the utility model has the beneficial effects that: has the following advantages:

1. the charging is carried out through the hoppers, the lifting motor drives the hoppers to lift through the steel wire rope, then the transverse moving unit drives the hoppers to move, the hoppers unload through the electro-hydraulic push rods, and the two hoppers alternately load and unload materials, so that the conveying efficiency of the hearth cleaning materials is effectively improved, and the waste of manpower is reduced;

2. the supporting height of the mounting box is adjusted by adjusting the sleeving height of the supporting sliding column and the sleeve, and the limiting rod is mounted in the limiting hole to fix the supporting sliding column, so that the transportation device can be mounted according to actual conditions, the phenomenon that the transportation device cannot be mounted due to different heights inside and outside the hearth is avoided, the practicability of the device is effectively improved, and the production efficiency is improved;

3. the device overall structure is simple, and convenient operation can effectively reduce the waste of manpower, improves the efficiency that the hearth clearance was carried, improves the hearth maintenance efficiency.

Drawings

FIG. 1 is a schematic external structural view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the embodiment of the present invention;

FIG. 3 is a schematic view of a connecting structure of the mounting box, the power box and the hopper in the embodiment of the utility model.

In the figure: the device comprises an installation box 1, a loading unit 2, a power box 21, a lifting motor 22, a rotating shaft 23, a fixing plate 24, a steel wire rope 25, a connecting block 26, a connecting rod 27, a 28U-shaped frame, a hopper 29, an electro-hydraulic push rod 210, a bottom plate 211, a supporting column 212, a transverse moving unit 3, a motor installation plate 31, a transverse moving motor 32, a driving chain wheel 33, a connecting rotating shaft 34, a connecting bolt 35, a mounting seat 36, a driven chain wheel 37, a chain 38, a supporting sliding column 4, a sleeve 5, a base 6, a limiting hole 7, a limiting rod 8, a positioning plate 9 and a sliding block 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the first embodiment is as follows: a blast furnace hearth clearance conveying device comprises an installation box 1 and a charging unit 2;

installation box 1: a through groove is formed in the lower surface, a sliding block 10 is connected in the through groove in a sliding mode, supporting sliding columns 4 are arranged at four corners of the lower surface of the installation box 1 respectively, and limiting holes 7 are formed in the supporting sliding columns 4;

the charging unit 2: comprises a steel wire rope 25, a connecting block 26, a connecting rod 27 and a U-shaped frame 28, hopper 29, electricity liquid push rod 210, bottom plate 211, support column 212 and lifting unit spare, lifting unit spare sets up the lower surface at slider 10, lifting unit spare is connected with wire rope 25, wire rope 25's lower extreme is connected with connecting block 26, connecting block 26 swing joint connecting rod 27's one end, connecting rod 27's other end swing joint has U type frame 28, U type frame 28 sets up on hopper 29, hopper 29 is located headstock 21 under, the side of hopper 29 is provided with support column 212, logical groove of unloading has been seted up to hopper 29's lower surface, the both sides face that the logical groove of unloading is rotated respectively and is connected with two bottom plates 211, be provided with U type frame 28 on the bottom plate 211, U type frame 28 on the bottom plate 211 rotates and is connected with electricity liquid push rod 210, electricity liquid push rod 210's the other end is connected on the U type frame 28 of hopper 29 lower surface, electricity liquid push rod 210's input passes through the output of external control switch group electricity connection.

Wholly set up on install bin 1, support install bin 1 through supporting traveller 4, in operation, be connected to connecting rod 27 on wire rope 25 through connecting block 26, support hopper 29 through support column 212, reduce the effort to wire rope 25 when feeding, pack stove jar clearance into hopper 29, it rises to drive wire rope 25 through power component, wire rope 25 drives hopper 29 through connecting block 26 and connecting rod 27 and rises, it removes to drive material loading unit 2 through slider 10, when hopper 29 removes the material receiving vehicle top, control electric hydraulic rod 210 work through external switch group, electric hydraulic rod 210 drives bottom plate 211 and removes the logical groove of unloading of opening on the hopper 29, make the clearance in the hopper 29 enter into the material receiving vehicle, realize the rapid transit of stove jar clearance.

The hoisting assembly contains headstock 21, hoisting motor 22, pivot 23 and fixed plate 24, headstock 21 sets up the lower surface at slider 10, be provided with hoisting motor 22 and two fixed plates 24 in the headstock 21, the one end of the output shaft pivot 23 of hoisting motor 22, the other end of pivot 23 runs through fixed plate 24 and rotates and connects fixed plate 24, pivot 23 is provided with wire rope 25 on the part that is located between two fixed plates 24, the output of external power source is connected through external control switch group electricity to hoisting motor 22's input, control hoisting motor 22 work through external control switch group, hoisting motor 22 drives pivot 23 and rotates, pivot 23 drives wire rope 25 and goes up and down.

Example two:

the difference between this embodiment and the first embodiment is:

in this embodiment, the sliding device further comprises a sliding unit 3, the sliding unit 3 includes two driving sprockets 33, two connecting shafts 34, two connecting bolts 35, a mounting seat 36, a driven sprocket 37, a chain 38 and a power assembly, the two connecting shafts 34 are rotatably connected in the mounting box 1, the connecting shafts 34 are connected with the power assembly, the driving sprockets 33 and the driven sprockets 37 are respectively arranged on the connecting shafts 34, the driving sprockets 33 and the driven sprockets 37 are in transmission connection through the chain 38, the mounting seat 36 is clamped on the chain 38, the mounting seat 36 is arranged on the upper surface of the sliding block 10, the connecting bolts 35 are arranged on the mounting seat 36, the mounting seat 36 is fixed on the chain 38 through the connecting bolt 35, the connecting rotating shaft 34 is driven to rotate through the power assembly, the connecting rotating shaft 34 drives the driving sprocket 33 to rotate, the driving sprocket 33 drives the mounting seat 36 to move through the chain 38 and the driven sprocket 37, and the mounting seat 36 drives the sliding block 10 to move.

Power component includes motor mounting panel 31 and sideslip motor 32, and motor mounting panel 31 is totally two and all sets up the upper surface at install bin 1, is provided with sideslip motor 32 between two motor mounting panels 31, and sideslip motor 32's lower extreme output shaft has connection pivot 34, and the output of external power source is connected through external control switch group electricity to sideslip motor 32's input, controls sideslip motor 32 work through external control switch group, and sideslip motor 32 drives and connects pivot 34 and rotate.

Example three:

the difference between this embodiment and the first embodiment is:

in this embodiment, still include sleeve 5 and gag lever post 8, sleeve 5 sliding connection supports traveller 4, is provided with gag lever post 8 on the sleeve 5, supports traveller 4 through sleeve 5, can fix into spacing hole 7 on supporting traveller 4 through gag lever post 8 to fix supporting traveller 4.

Still include base 6, base 6 sets up at the lower extreme of sleeve 5, and the threaded mounting hole has been seted up to the upper surface of base 6, fixes base 6 through the threaded mounting hole construction bolt on toward base 6, improves sleeve 5's stability through base 6.

Still include locating plate 9, locating plate 9 sets up on sleeve 5, is provided with construction bolt on locating plate 9, and construction bolt through on locating plate 9 installs locating plate 9 fixedly, can fix a position the dolly that connects the material through locating plate 9.

When in use: the sleeve 5 is placed according to actual topography, the base 6 is fixed through mounting bolts to threaded mounting holes on the base 6, the sleeve 5 is fixed through the base 6, the support sliding column 4 is mounted in the sleeve 5, the height of the support sliding column 4 is adjusted according to actual conditions, the limiting rod 8 is mounted in a limiting hole 7 on the support sliding column 4, so that the support sliding column 4 is fixed, the positioning plate 9 is mounted and fixed through mounting bolts on the positioning plate 9, the material receiving trolley is placed at the positioning plate 9, the mounting seat 36 is fixed on the chain 38 through the connecting bolt 35, the connecting rod 27 is connected to the steel wire rope 25 through the connecting block 26, the hopper 29 is supported through the supporting column 212, the acting force on the steel wire rope 25 during loading is reduced, furnace hearth cleaning objects are loaded into the hopper 29, the lifting motor 22 is controlled to work through an external control switch group, the lifting motor 22 drives the rotating shaft 23 to rotate, the rotating shaft 23 drives the steel wire rope 25 to ascend, the transverse moving motor 32 is controlled to work through the external control switch group, the transverse moving motor 32 drives the connecting rotating shaft 34 to rotate, the connecting rotating shaft 34 drives the driving chain wheel 33 to rotate, the driving chain wheel 33 drives the mounting seat 36 to move through the chain 38 and the driven chain wheel 37, the mounting seat 36 drives the slider 10 to move, the slider 10 drives the power box 21 to move, the hopper 29 is driven to move, when the hopper 29 moves to the upper side of the material receiving vehicle, the electric hydraulic push rod 210 is controlled to work through the external switch group, the electric hydraulic push rod 210 drives the bottom plate 211 to move to open the discharging through groove in the hopper 29, cleaning objects in the hopper 29 enter the material receiving vehicle, and rapid transportation of cleaning objects in the furnace hearth is achieved.

It should be noted that the lifting motor 22 disclosed in this embodiment has a model number of 90YT120GV22, the electro-hydraulic push rod 210 has a model number of DYTZ, and the traverse motor 32 has a model number of BMA 90L. The control switch sets control the operation of the lifting motor 22, the electro-hydraulic push rod 210 and the traverse motor 32 by the conventional method in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a blast furnace hearth clearance conveyer which characterized in that: comprises an installation box (1) and a charging unit (2);

mounting case (1): a through groove is formed in the lower surface of the mounting box, a sliding block (10) is connected in the through groove in a sliding mode, supporting sliding columns (4) are arranged at four corners of the lower surface of the mounting box (1) respectively, and limiting holes (7) are formed in the supporting sliding columns (4);

charging unit (2): comprises a steel wire rope (25), a connecting block (26), a connecting rod (27), a U-shaped frame (28), a hopper (29), an electro-hydraulic push rod (210), a bottom plate (211), a supporting column (212) and a lifting assembly, wherein the lifting assembly is arranged on the lower surface of a sliding block (10), the lifting assembly is connected with the steel wire rope (25), the lower end of the steel wire rope (25) is connected with the connecting block (26), the connecting block (26) is movably connected with one end of the connecting rod (27), the other end of the connecting rod (27) is movably connected with the U-shaped frame (28), the U-shaped frame (28) is arranged on the hopper (29), the hopper (29) is positioned under a power box (21), the supporting column (212) is arranged on the side surface of the hopper (29), the lower surface of the hopper (29) is provided with a discharging through groove, and the two side surfaces of the discharging through groove are respectively and rotatably connected with the two bottom plates (211), the novel feeding hopper is characterized in that a U-shaped frame (28) is arranged on the bottom plate (211), an electro-hydraulic push rod (210) is rotatably connected to the U-shaped frame (28) on the bottom plate (211), the other end of the electro-hydraulic push rod (210) is connected to the U-shaped frame (28) on the lower surface of the hopper (29), and the input end of the electro-hydraulic push rod (210) is electrically connected with the output end of an external power supply through an external control switch set.

2. The blast furnace hearth clearance transport device of claim 1, wherein: the utility model discloses a lifting assembly, including slider (10), lifting motor (22), pivot (23) and fixed plate (24), the lower surface at slider (10) is set up in power box (21), is provided with lifting motor (22) and two fixed plates (24) in power box (21), the one end of output shaft pivot (23) of lifting motor (22), the other end of pivot (23) runs through fixed plate (24) and rotates and connect fixed plate (24), be provided with wire rope (25) on the part that pivot (23) are located between two fixed plates (24), the input of lifting motor (22) passes through the output of external control switch group electricity connection external power source.

3. The blast furnace hearth clearance transport device of claim 1, wherein: still include sideslip unit (3), sideslip unit (3) include drive sprocket (33), connect pivot (34), connecting bolt (35), mount pad (36), driven sprocket (37), chain (38) and power component, connect pivot (34) two altogether and all rotate to connect in install bin (1), connect pivot (34) and be connected with power component, be provided with drive sprocket (33) and driven sprocket (37) on connecting pivot (34) respectively, drive sprocket (33) and driven sprocket (37) are connected through chain (38) transmission, joint has mount pad (36) on chain (38), mount pad (36) set up the upper surface in slider (10), are provided with connecting bolt (35) on mount pad (36).

4. The blast furnace hearth clearance transport device of claim 3, wherein: the power assembly comprises motor mounting plates (31) and a transverse moving motor (32), the motor mounting plates (31) are two in number and are all arranged on the upper surface of the mounting box (1), the transverse moving motor (32) is arranged between the two motor mounting plates (31), the lower end output shaft of the transverse moving motor (32) is connected with a connecting rotating shaft (34), and the input end of the transverse moving motor (32) is electrically connected with the output end of an external power supply through an external control switch group.

5. The blast furnace hearth clearance transport device of claim 1, wherein: still include sleeve (5) and gag lever post (8), sleeve (5) sliding connection supports traveller (4), is provided with gag lever post (8) on sleeve (5).

6. The blast furnace hearth clearance transport device of claim 5, wherein: the sleeve is characterized by further comprising a base (6), wherein the base (6) is arranged at the lower end of the sleeve (5), and a threaded mounting hole is formed in the upper surface of the base (6).

7. The blast furnace hearth clearance transport device of claim 6, wherein: the sleeve is characterized by further comprising a positioning plate (9), wherein the positioning plate (9) is arranged on the sleeve (5), and a mounting bolt is arranged on the positioning plate (9).

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