CN216073885U

CN216073885U - Masonry fixing device for taphole

Info

Publication number: CN216073885U
Application number: CN202121955810.4U
Authority: CN
Inventors: 吕井文; 胡丙仁; 纪忠良; 刘�东; 高安志; 佟正国; 陈明贵
Original assignee: Yingkou New Silicon Products Co ltd
Current assignee: Yingkou New Silicon Products Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-03-18
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a masonry fixing device of a taphole, which relates to the technical field of the taphole, and comprises a furnace wall and a base, wherein the furnace wall is provided with a taphole, an outlet pipeline is fixedly arranged in the taphole, a pair of door supporting seats are fixedly arranged at the taphole on the front wall surface of the furnace wall, a taphole door is movably arranged on the door supporting seats, four pressure door lock devices are fixedly arranged on four sides of the taphole door, and a taphole cleaning device is fixedly arranged on the upper side of the taphole door. Reduce the emission of smoke and waste gas and reduce the environmental pollution.

Description

Masonry fixing device for taphole

Technical Field

The utility model relates to the technical field of tapholes, in particular to a masonry fixing device for a taphole.

Background

A cast house (castlouse) is a discharge and collection place of molten iron and slag of a blast furnace ironmaking final product, and is a high-temperature, dusty and heavy-labor operation area in front of the blast furnace, a Chinese small blast furnace generally only has 1 taphole and 1 cast house, and a subsequent steel-making ironworks is not arranged in the small blast furnace, the cast house is also provided with an iron casting machine, and the molten iron is directly cast into iron blocks after being discharged from the blast furnace; the medium blast furnace also only has 1 casting house of 1 taphole, and the both sides on field or arranged molten iron transportation line and slag transport line use hot metal bottle and slag ladle transportation, or one side arrange the molten iron transportation line, travel the transportation molten iron with the molten iron, the opposite side is for dashing the slag channel, dashes the slag into the water sediment. A1000 m blast furnace has 1 casting house with one taphole, 1 casting house with two tapholes and two casting houses with two tapholes. The blast furnace with more than 2000m is provided with two tapholes and two casting houses, and the blast furnace with more than 3000m needs 3-4 tapholes and 2-4 casting houses. The iron yard is arranged in an island mode or a peninsula mode, and the iron yard is vertical to the slag iron conveying line. The slag is generally treated in front of the furnace by combining flushing slag with a dry slag pit. When the blast furnace with more than two iron holes is arranged in a casting house, the included angle between the iron holes is not too small and is distributed evenly as far as possible, the slag iron runner is not too long so as to reduce the labor amount in front of the furnace, and the liquid alloy flows out of the electric furnace in the production process of the ferroalloy. The electric arc furnace is generally provided with a taphole, and the inside of the taphole is built by refractory materials with high temperature and corrosion resistance. It is an important part of an electric furnace for smelting ferroalloy, during the production process, an operator in front of the furnace needs to carefully maintain a taphole to prevent the taphole from running iron and burning out a furnace shell, lining bricks of the taphole need to be kept complete, lining bricks on two sides need to well protect a launder, and molten iron flows into a ladle during tapping to avoid being sprayed onto the furnace shell. Meanwhile, in the smelting process, the iron notch is repaired in time according to the burning loss condition of the iron notch, so that the smooth smelting production is ensured.

The prior art can not finish the collection and treatment of waste gas and waste residue, can not improve the situation of high temperature and dustiness, does not have the technology of protecting the furnace shell, can not monitor the situation of the taphole, is inconvenient to overhaul, does not protect and shield production and processing personnel, and has a large number of potential safety hazards.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a masonry fixing device for a taphole, which solves the technical problems that the prior art cannot cool and remove dust and cannot protect and overhaul the taphole, reduces the potential safety hazard and improves the production efficiency.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the masonry fixing device for the taphole comprises an oven wall and a base, and is characterized in that the taphole is arranged on the oven wall, an outlet pipeline is fixedly mounted in the taphole, a pair of gate supporting seats are fixedly mounted at the taphole on the front wall of the oven wall, and are in pair with each other, a taphole door is movably mounted on the gate supporting seats, four pressure door lock devices are fixedly mounted on four sides of the taphole door, a taphole cleaning device is fixedly mounted on the upper side of the taphole door, an iron channel is fixedly mounted on the lower side of the iron gate on the front wall of the oven wall, a support column is fixedly mounted on the lower wall of the iron channel and located on the base between the wall, a pair of guide rails is fixedly mounted on the base, and is in pair with a collecting vehicle, a smoke collecting hood is fixedly mounted on the guide rails, and a fan is fixedly mounted on the upper wall of the smoke collecting hood.

Preferably, the four pressure door lock devices comprise four pressure rods, the four pressure rods are hinged to the front wall surface of the furnace wall, the four pressure rods are respectively contacted with the front wall surfaces of the four corners of the taphole door, the front wall surface of the furnace wall is hinged with four fixed ends of a door closing hydraulic cylinder, and the four telescopic ends of the door closing hydraulic cylinder are hinged to the other ends of the four pressure rods.

Preferably, the taphole cleaning device comprises a shovel plate box, an opening is formed in the lower wall surface of the shovel plate box, a pair of first connecting rods are hinged to the upper wall surface in the shovel plate box, the first connecting rods are hinged to the other ends of the first connecting rods respectively, a pair of second connecting rods are hinged to the other ends of the second connecting rods, a taphole shovel plate is hinged to the lower wall opening of the shovel plate box, the taphole shovel plate is installed on the front wall surface of the taphole door and slidably installed on the front wall surface of the taphole door, a pair of shovel plate hydraulic cylinders are hinged to the inner side wall surface of the shovel plate box, and the telescopic ends of the shovel plate hydraulic cylinders are hinged to the upper ends of the second connecting rods.

Preferably, a pair of guide baffles is fixedly arranged in the shovel plate box, the guide baffles are inverted L-shaped, and hydraulic cylinder limiting blocks are fixedly mounted on the upper wall surfaces of the guide baffles.

Preferably, the fume collecting cover is in an inverted U shape, and a sprayer is fixedly arranged in the upper wall surface of the fume collecting cover.

Preferably, just be located pillar both ends fixed mounting and have a pair of lower baffle on the base, collection petticoat pipe upper end front wall fixed mounting has a pair of front shroud guide block, and is a pair of the front shroud guide block is L shape, just be located collection petticoat pipe front side fixed mounting in the front shroud guide block has an overhead gage, the overhead gage is located a pair of baffle top down.

Advantageous effects

The utility model provides a masonry fixing device of a taphole, which recovers smoke dust and splashed objects and reduces the influence on the outside by a cage type smoke collecting hood and a fan sprayer and collects waste by a collecting vehicle and a guide rail.

Drawings

FIG. 1 is a schematic structural view of the masonry fixing device of the taphole in a front view.

FIG. 2 is a schematic structural view of a front section of the masonry fixing device for the taphole according to the present invention.

FIG. 3 is a schematic structural view of a side view cross section of the masonry fixture for a taphole according to the present invention.

In the figure: 1-a furnace wall; 2-a base; 3-tapping hole; 4-an outlet pipe; 5-a door support seat; 6-iron gate; 7-an iron channel; 8-a pillar; 9-a guide rail; 10-a collection vehicle; 11-a smoke collecting hood; 12-a fan; 13-a compression bar; 14-a door closing hydraulic cylinder; 15-shovel board box; 16-a first link; 17-a second link; 18-a taphole shovel plate; 19-a blade hydraulic cylinder; 20-a guide baffle; 21-a hydraulic cylinder limiting block; 22-a sprayer; 23-a lower baffle; 24-a front cowl guide; 25-upper baffle.

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 masonry fixing device for the taphole comprises a furnace wall 1 and a base 2, and is characterized in that the furnace wall 1 is provided with the taphole 3, an outlet pipeline 4 is fixedly arranged in the taphole 3, a pair of door supporting seats 5 are fixedly arranged at the taphole 3 on the front wall surface of the furnace wall 1, a pair of door supporting seats 5 are movably arranged on the door supporting seats 5, four sides of the door 6 are fixedly provided with four pressure door lock devices, a taphole cleaning device is fixedly arranged on the upper side of the door 6, an iron channel 7 is fixedly arranged on the front wall surface of the furnace wall 1 and positioned on the lower side of the door 6, a support column 8 is fixedly arranged between the lower wall surface of the iron channel 7 and positioned on the upper wall surface of the base 2, a pair of guide rails 9 is fixedly arranged on the base 2, a collecting vehicle 10 is slidably arranged on the pair of guide rails 9, a smoke collecting hood 11 is fixedly arranged on the side wall surface of the furnace wall 1, a fan 12 is fixedly arranged on the upper wall of the smoke collecting hood 11, the four pressure door lock devices comprise four pressure rods 13, the four pressure rods 13 are hinged to the front wall surface of the furnace wall 1, the four pressure rods 13 are respectively contacted with the front wall surfaces of four corners of the taphole door 6, the front wall surface of the furnace wall 1 is hinged with four fixed ends of a door closing hydraulic cylinder 14, the four telescopic ends of the door closing hydraulic cylinder 14 are hinged to the other ends of the four pressure rods 13, the taphole cleaning device comprises a shovel plate box 15, the lower wall surface of the shovel plate box 15 is provided with an opening, the upper wall surface in the shovel plate box 15 is hinged with a pair of first connecting rods 16, the other ends of the pair of first connecting rods 16 are respectively hinged with a pair of second connecting rods 17, the other ends of the pair of second connecting rods 17 are hinged with a taphole shovel plate 18, the taphole shovel plate 18 is arranged on the front wall surface of the taphole door 6 and is slidably arranged on the lower wall opening of the shovel plate box 15, and the inner side wall surface of the shovel plate box 15 is hinged with a pair of shovel plate hydraulic cylinders 19, shovel board pneumatic cylinder 19 flexible end articulates in second connecting rod 17 upper end, a pair of guide baffle 20 has been seted up to shovel board case 15 internal fixation, and is a pair of guide baffle 20 is for falling the L shape, wall fixed mounting has pneumatic cylinder stopper 21 on guide baffle 20, collection petticoat pipe 11 is the shape of falling the U, fixed mounting has atomizer 22 in the wall on collection petticoat pipe 11, base 2 is last and is located 8 both ends fixed mounting of pillar has a pair of lower baffle 23, collection petticoat pipe 11 upper end antetheca fixed mounting has a pair of front shroud guide block 24, and is a pair of front shroud guide block 24 is L shape, just be located collection petticoat pipe 11 front side fixed mounting in the front shroud guide block 24 and have the overhead gage, the overhead gage is located a pair of baffle 23 top down.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

Example (b): the door closing hydraulic cylinder 14 and the shovel plate hydraulic cylinder 19 are connected with an external controller through wires, the upper baffle plate 25 is suspended in the front cover guide block 24 by a crane to slide up and down, after a hole is formed through a mud gun, the mud gun is removed, the upper baffle plate 25 is lowered to the upper side of the lower baffle plate 23 by the crane, molten iron flows out from a groove on the iron runner 7, splashing generated by the taphole 3 is shielded by the upper baffle plate 25, after the taphole 3 is arranged on the furnace wall 1, the outlet pipeline 4 is arranged, a pair of door supporting seats 5 are arranged on the front wall surface of the furnace wall 1, the taphole door 6 is inserted from the side by manpower, the pressure rod 13 is pushed by the door closing hydraulic cylinder 14, the taphole door 6 is firmly pressed on the taphole door 1 by the lever principle, the taphole cleaning device fixedly arranged above the taphole door 6 pushes the second connecting rod 17 by the shovel plate hydraulic cylinder 19, the second connecting rod 17 and the first connecting rod 16 push the taphole shovel plate 18 to move downwards, the spot and the residual material in front of the taphole door 6 are eradicated, and the taphole 3 is blocked by closing, when the taphole 3 is opened, molten iron is flushed from the outlet pipeline 4 and then falls into the iron channel 7, and the smoke dust full of dust is covered by the smoke collecting hood 11, and is pumped out through the fan 12, and is dedusted, dustfall and cooled through the sprayer 22, wet fog and impurities slide down along the inner side wall of the smoke collecting hood 11 and fall into the collection vehicle 10, when the dust is accumulated to a certain degree, the collection vehicle 10 is translated, and waste residues and waste liquid are recycled.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. The masonry fixing device for the taphole comprises a furnace wall (1) and a base (2) and is characterized in that the taphole (3) is arranged on the furnace wall (1), an outlet pipeline (4) is fixedly arranged in the taphole (3), a pair of door supporting seats (5) is fixedly arranged at the taphole (3) on the front wall surface of the furnace wall (1), a pair of door supporting seats (5) is movably arranged on the door supporting seats (5), four sides of the taphole door (6) are fixedly provided with four pressure door lock devices, a taphole cleaning device is fixedly arranged on the upper side of the taphole door (6), an iron channel (7) is fixedly arranged on the lower side of the taphole door (6) on the front wall surface of the furnace wall (1), a supporting column (8) is fixedly arranged between the upper wall surfaces of the base (2) on the lower wall surface of the iron channel (7), a pair of guide rails (9) is fixedly arranged on the base (2), the collecting trolley (10) is arranged on the guide rails (9) in a sliding mode, a smoke collecting hood (11) is fixedly arranged on the side wall surface of the furnace wall (1), and a fan (12) is fixedly arranged on the upper wall of the smoke collecting hood (11).

2. The taphole masonry fixing device according to claim 1, characterized in that the four pressure door lock devices comprise four pressure rods (13), the four pressure rods (13) are hinged to the front wall surface of the furnace wall (1), the four pressure rods (13) are respectively contacted with the front wall surfaces of four corners of the taphole door (6), the front wall surface of the furnace wall (1) is hinged with fixed ends of four door closing hydraulic cylinders (14), and the telescopic ends of the four door closing hydraulic cylinders (14) are hinged with the other ends of the four pressure rods (13).

3. The masonry fixing device for the taphole according to claim 2, characterized in that the taphole cleaning device comprises a shovel plate box (15), the lower wall surface of the shovel plate box (15) is provided with an opening, the inner upper wall surface of the shovel plate box (15) is hinged with a pair of first connecting rods (16), the other ends of the first connecting rods (16) are respectively hinged with a pair of second connecting rods (17), the other ends of the second connecting rods (17) are hinged with a taphole shovel plate (18), the taphole shovel plate (18) is installed on the front wall surface of the taphole door (6) and is slidably installed on the lower wall opening of the shovel plate box (15), the inner side wall surface of the shovel plate box (15) is hinged with a pair of shovel plate hydraulic cylinders (19), and the telescopic ends of the shovel plate hydraulic cylinders (19) are hinged to the upper ends of the second connecting rods (17).

4. The masonry fixing device for the taphole according to claim 3, characterized in that a pair of guide baffles (20) is fixedly arranged in the shovel plate box (15), the pair of guide baffles (20) is in an inverted L shape, and a hydraulic cylinder limiting block (21) is fixedly arranged on the upper wall surface of the guide baffles (20).

5. A taphole masonry fixture according to claim 1, characterized by that the fume collecting hood (11) is of inverted U-shape, and a sprayer (22) is fixedly mounted in the upper wall of the fume collecting hood (11).

6. A taphole masonry fixture according to claim 5, characterized by, the base (2) and located the pillar (8) both ends fixed mounting have a pair of lower baffles (23), the collection petticoat pipe (11) upper end antetheca fixed mounting has a pair of front shroud guide blocks (24), a pair of front shroud guide blocks (24) is the L shape, the front shroud guide block (24) and located the collection petticoat pipe (11) front side fixed mounting have an upper shield, the upper shield is located a pair of lower baffles (23).