CN219239685U

CN219239685U - Air blocking plate structure of blast furnace tuyere

Info

Publication number: CN219239685U
Application number: CN202320812437.XU
Authority: CN
Inventors: 王洪峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-06-23
Anticipated expiration: 2033-04-13

Abstract

The utility model provides a blast furnace tuyere air blocking plate structure. The blast furnace wind gap air blocking plate structure includes: the mobile base is characterized in that an electric push rod is fixedly arranged at the top of the mobile base, a guide plate is fixedly arranged on a telescopic shaft of the electric push rod, a plugging plate is arranged on the guide plate in a sliding mode, cement stemming is arranged on one side of the plugging plate, and a screw rod horizontal moving mechanism is arranged on the guide plate. The blast furnace tuyere wind blocking plate structure provided by the utility model has the advantages of convenience in adjustment, good blocking effect and capability of saving manpower.

Description

Air blocking plate structure of blast furnace tuyere

Technical Field

The utility model relates to the technical field of blast furnace tuyere plugging plates, in particular to a blast furnace tuyere plugging plate structure.

Background

Nowadays, with the rapid development of industrialization, the amount of steel is gradually increased, so that better iron-making equipment is needed to increase the yield of steel, and a blast furnace is one of the iron-making equipment, and has the advantages of simple process, large yield, high labor production efficiency and low energy consumption.

In the prior art, a blast furnace tuyere plugging device (publication number: CN 212800409U) is provided, and the structure of the device comprises a mud blocking plate and a connecting rod, wherein one end of the connecting rod is connected with the middle part of the mud blocking plate; the sliding sleeve is sleeved on the connecting rod; the other end of the connecting rod is connected with the handle; one end of the telescopic fork is connected with one end of the sliding sleeve close to the mud blocking plate; the telescopic fork is not connected with the sliding sleeve to one end of the telescopic fork and penetrates through the guide hole formed in the mud blocking plate, and the mud blocking efficiency can be improved on the premise of guaranteeing personnel safety through the telescopic fork and the mud blocking plate camera, but the telescopic fork is heavier in the actual use process, and the stemming deformation is easily caused in the process of carrying the stemming, so that the problem of blocking effect on the blast furnace tuyere is affected.

Therefore, it is necessary to provide a blast furnace tuyere wind blocking plate structure to solve the above technical problems.

Disclosure of Invention

The utility model solves the technical problem of providing the blast furnace tuyere wind blocking plate structure which is convenient to adjust, good in blocking effect and capable of saving manpower.

In order to solve the technical problems, the blast furnace tuyere wind blocking plate structure provided by the utility model comprises: the mobile base is characterized in that an electric push rod is fixedly arranged at the top of the mobile base, a guide plate is fixedly arranged on a telescopic shaft of the electric push rod, a plugging plate is arranged on the guide plate in a sliding mode, cement stemming is arranged on one side of the plugging plate, and a screw rod horizontal moving mechanism is arranged on the guide plate.

Preferably, four universal wheels which are arranged in a rectangular shape are fixedly arranged at the bottom of the movable base.

Preferably, the top of the movable base is fixedly provided with two connecting plates, the outer walls of one side of the two connecting plates are respectively provided with a movable plate in a sliding manner, and the tops of the two movable plates are respectively fixedly connected with the outer walls of the guide plates.

Preferably, the guide plate is arranged in an arc shape.

Preferably, the screw horizontal movement mechanism includes: the device comprises a fixing frame, a pushing screw rod, a pushing motor, a pushing screw block, a limiting sliding rod, a limiting sliding block and a connecting frame, wherein the fixing frame is fixedly arranged on the outer wall of a guide plate, the pushing screw rod is rotatably arranged on the fixing frame, the pushing motor is fixedly arranged on the fixing frame, an output shaft of the pushing motor is fixedly connected with one end of the pushing screw rod, the pushing screw block is in threaded mounting on the pushing screw rod, the limiting sliding rod is fixedly arranged on the fixing frame, the limiting sliding block is slidably arranged on the limiting sliding rod, and the connecting frame is arranged on the fixing frame.

Preferably, the limiting slide block and the top of the pushing screw block are provided with mounting grooves, the bottom of the connecting frame is fixedly provided with two mounting blocks, and the two mounting blocks are respectively matched with the two mounting grooves.

Preferably, two mounting holes are formed in the outer wall of one side of the connecting frame.

Compared with the related art, the blast furnace tuyere wind blocking plate structure provided by the utility model has the following beneficial effects:

the utility model provides a blast furnace tuyere air blocking plate structure, which can quickly adjust the positions of a blocking plate and cement by arranging four universal wheels, a movable base and an electric push rod, thereby providing convenience for blocking a blast furnace tuyere;

by the arrangement of the four arc-shaped guide plates, support can be provided for the movement track of the plugging plate and the stemming with water, deformation of the stemming with water in the movement process is avoided, and the sealing effect on the plugging of the blast furnace is ensured;

through the setting of pushing motor, pushing screw rod, pushing screw piece, spacing slide bar, spacing slider, link, two mounting grooves and two mounting blocks, can promote the shutoff board through the mode of machinery and remove with water stemming, can guarantee like this to have the shutoff accuracy nature of water stemming to the blast furnace tuyere, can practice thrift the manpower simultaneously.

Drawings

FIG. 1 is a schematic perspective view of a blast furnace tuyere wind blocking plate structure;

FIG. 2 is a schematic view of a part of a perspective structure of a blast furnace tuyere wind blocking plate structure provided by the utility model;

FIG. 3 is a schematic diagram of a perspective structure of a horizontal moving mechanism of a screw in a blast furnace tuyere wind blocking plate structure;

fig. 4 is a schematic diagram of a three-dimensional connection structure of a plugging plate and stemming with water in the structure of the blast furnace tuyere plugging plate.

Reference numerals in the drawings: 1. a movable base; 2. an electric push rod; 3. a universal wheel; 4. a splice plate; 5. a moving plate; 6. a guide plate; 7. a plugging plate; 8. water stemming is provided; 9. a slot; 10. a rod; 11. a fixing frame; 12. pushing the screw; 13. a pushing motor; 14. pushing the screw block; 15. a limit slide bar; 16. a limit sliding block; 17. a mounting groove; 18. a connecting frame; 19. a mounting block; 20. and (5) mounting holes.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1-4, fig. 1 is a schematic perspective view of a blast furnace tuyere wind blocking plate structure according to the present utility model; FIG. 2 is a schematic view of a part of a perspective structure of a blast furnace tuyere wind blocking plate structure provided by the utility model; FIG. 3 is a schematic diagram of a perspective structure of a horizontal moving mechanism of a screw in a blast furnace tuyere wind blocking plate structure; fig. 4 is a schematic diagram of a three-dimensional connection structure of a plugging plate and stemming with water in the structure of the blast furnace tuyere plugging plate. The blast furnace tuyere wind blocking plate structure comprises: the movable base 1, four rectangular universal wheels 3 are fixedly arranged at the bottom of the movable base 1, the universal wheels 3 are formed by the prior art, a braking device is arranged on the universal wheels 3, an electric push rod 2 is fixedly arranged at the top of the movable base 1, a guide plate 6 is fixedly arranged on a telescopic shaft of the electric push rod 2, the guide plate 6 is in an arc-shaped arrangement, two connecting plates 4 are fixedly arranged at the top of the movable base 1, movable plates 5 are slidably arranged on one side outer wall of each of the two connecting plates 4, a chute I is formed on one side outer wall of each of the two connecting plates 4, a slide block I is fixedly arranged on one side outer wall of each of the two movable plates 5, which is far away from each other, the first sliding block is in sliding connection with a sliding groove, the tops of the two moving plates 5 are fixedly connected with the outer wall of the guide plate 6, the guide plate 6 is provided with a plugging plate 7 in a sliding mode, four inserting rods 10 which are rectangular are fixedly installed on the outer wall of one side of the plugging plate 7, cement 8 is arranged on one side of the plugging plate 7, four inserting grooves 9 are formed in the outer wall of one side of the cement 8, the four inserting grooves 9 are respectively matched with the four inserting rods 10, the connecting stability between the plugging plate 7 and the cement 8 can be better guaranteed through the arrangement of the inserting rods 10 and the inserting grooves 9, and a screw horizontal moving mechanism is arranged on the guide plate 6.

The screw horizontal movement mechanism includes: the fixing frame 11, the push screw rod 12, the push motor 13, the push screw block 14, spacing slide bar 15, spacing slider 16 and link 18, fixing frame 11 fixed mounting is on the outer wall of baffle 6, fixing frame 11 is the U type setting, the push screw rod 12 rotates to be installed on fixing frame 11, push motor 13 fixed mounting is on fixing frame 11, the output shaft of push motor 13 and the one end fixed connection of push screw rod 12, the screw thread of push screw block 14 is installed on push screw rod 12, the screw hole has been seted up on the outer wall of one side of push screw block 14, push screw rod 12 runs through the screw hole and with the inner wall threaded connection of screw hole, spacing slide bar 15 fixed mounting is on fixing frame 11, spacing slider 16 slidable mounting is on spacing slide bar 15, the sliding hole has been seted up on the outer wall of one side of spacing slider 16, spacing slider 15 runs through the sliding hole and with the inner wall sliding connection of sliding hole, link 18 sets up on fixing frame 11, two mounting holes 20 have been seted up on the outer wall of one side of link 18, can be fixed to link 18 under the effect of two bolts through two mounting holes 20, thereby fix shutoff plate 7 and have water stemming 8, guarantee to fix the blast furnace to the one side, two fixed mounting grooves 17 and two fixed mounting grooves 17 of two spacing slider 16 and two 17.

In this embodiment:

can be at blast furnace tuyere department fixed mounting (can adopt welded mode) a mounting bracket with link 18 adaptation, after having water stemming 8 to the shutoff of wind gap, can adopt bolt fixed connection's mode with link 18 and mounting bracket fixed connection to guarantee the shielding effect of shutoff board 7 to the wind gap.

When the movable support is used, the watered stemming 8 is molded firstly, then four inserting rods 10 on the plugging plate 7 are inserted into four inserting grooves 9 on the watered stemming 8, then the connecting frame 18 is pulled, the plugging plate 7 and the watered stemming 8 are driven to move onto the guide plate 6 through the connecting frame 18, two mounting blocks 19 at the bottom of the connecting frame 18 are respectively inserted into two mounting grooves 17, then the movable base 1 is driven to move through four universal wheels 3, then the whole air plugging plate structure is driven to move to a blast furnace tuyere, then the electric push rod 2 is started to push the guide plate 6 to lift, then the watered stemming 8 is driven to lift, one end of the guide plate 6 is leveled with the blast furnace tuyere, then the pushing motor 13 can be started to drive the pushing screw 12 to rotate, under the limiting action of the limiting slide rod 15 and the limiting slide block 16, the connecting frame 18 is driven to horizontally move through the pushing screw block 14, then the plugging plate 7 and the watered stemming 8 to move into the blast furnace tuyere, after the connecting frame 18 is fixedly connected with the mounting frame, the electric push rod 11 can be driven to be separated from the connecting frame 18 through the electric push rod 11, and the movable base 1 can be removed conveniently.

the positions of the plugging plate 7 and the watered stemming 8 can be quickly adjusted through the arrangement of the four universal wheels 3, the movable base 1 and the electric push rod 2, so that convenience is provided for plugging the blast furnace tuyere;

through the arrangement of the four arc-shaped guide plates 6, support can be provided for the movement track of the plugging plate 7 and the stemming with water 8, deformation of the stemming with water 8 in the movement process is avoided, and the sealing effect on blast furnace plugging is ensured;

through the setting of pushing motor 13, pushing screw 12, pushing screw piece 14, spacing slide bar 15, spacing slider 16, link 18, two mounting grooves 17 and two mounting blocks 19, can promote shutoff board 7 and water stemming 8 through the mode of machinery and remove, can guarantee like this that there is the shutoff accuracy of water stemming 8 to the blast furnace tuyere, can practice thrift the manpower simultaneously.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A blast furnace tuyere wind blocking plate structure comprising: the mobile base is characterized in that an electric push rod is fixedly arranged at the top of the mobile base, a guide plate is fixedly arranged on a telescopic shaft of the electric push rod, a plugging plate is arranged on the guide plate in a sliding mode, water stemming is arranged on one side of the plugging plate, and a screw rod horizontal moving mechanism is arranged on the guide plate.

2. The blast-furnace tuyere wind blocking plate structure according to claim 1, wherein four universal wheels which are arranged in a rectangular shape are fixedly arranged at the bottom of the movable base.

3. The blast-furnace tuyere wind blocking plate structure according to claim 1, wherein two connecting plates are fixedly installed at the top of the movable base, movable plates are slidably installed on the outer wall of one side of each connecting plate, and the tops of the two movable plates are fixedly connected with the outer wall of the guide plate.

4. The blast-furnace tuyere wind blocking plate structure according to claim 1, wherein the guide plate is arranged in an arc shape.

5. The blast-furnace tuyere wind blocking plate structure according to claim 1, wherein the screw horizontal moving mechanism includes: the device comprises a fixing frame, a pushing screw rod, a pushing motor, a pushing screw block, a limiting sliding rod, a limiting sliding block and a connecting frame, wherein the fixing frame is fixedly arranged on the outer wall of a guide plate, the pushing screw rod is rotatably arranged on the fixing frame, the pushing motor is fixedly arranged on the fixing frame, an output shaft of the pushing motor is fixedly connected with one end of the pushing screw rod, the pushing screw block is in threaded mounting on the pushing screw rod, the limiting sliding rod is fixedly arranged on the fixing frame, the limiting sliding block is slidably arranged on the limiting sliding rod, and the connecting frame is arranged on the fixing frame.

6. The blast furnace tuyere wind blocking plate structure according to claim 5, wherein the top of the limit sliding block and the top of the pushing screw block are provided with mounting grooves, two mounting blocks are fixedly mounted at the bottom of the connecting frame, and the two mounting blocks are respectively matched with the two mounting grooves.

7. The blast-furnace tuyere wind blocking plate structure of claim 5, wherein two mounting holes are formed on the outer wall of one side of the connecting frame.