CN216663136U

CN216663136U - Blast furnace bell-less top material flow regulating device

Info

Publication number: CN216663136U
Application number: CN202123422819.1U
Authority: CN
Inventors: 王银娟; 杨银英
Original assignee: Hebei Huayuan Metallurgical Equipment Co ltd
Current assignee: Hebei Huayuan Metallurgical Equipment Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-03
Anticipated expiration: 2031-12-31

Abstract

The utility model provides a blast furnace bell-less top material flow adjusting device, which belongs to the technical field of bell-less top material flow adjusting devices and comprises a fixed disc, wherein the upper surface of the fixed disc is fixedly provided with a material feeding tank, the lower surface of the fixed disc is fixedly provided with a shell, the inner side wall of the shell is fixedly provided with a lower material barrel through a support frame, the inner part of the lower material barrel is movably provided with a rotating shaft, the outer side surface of the rotating shaft is fixedly provided with a helical blade, the device is matched with a second motor, a second material discharging cavity, an arc-shaped baffle, a rotating shaft and the helical blade, the second motor drives the helical blade to rotate, the helical blade drives the material to fall down, so that the flow rate of the material is reduced, the material enters the first material discharging cavity through the matching arrangement of a first motor, a moving block and the arc-shaped baffle, so that the flow rate of the material is increased, through the arrangement of the first blanking cavity, the second blanking cavity and the material collecting barrel, the material flow speed can be accurately controlled.

Description

Blast furnace bell-less top material flow regulating device

Technical Field

The utility model belongs to the technical field of bell-less furnace top material flow adjusting devices, and particularly relates to a bell-less furnace top material flow adjusting device for a blast furnace.

Background

Bell-less material distribution refers to a system for realizing material loading by utilizing furnace top charging equipment; the bell-less top is a revolutionary invention, has brought the new way for blast furnace operation, have already installed on more than 200 blast furnaces all over the world; for working volumes of 250m³The bell-less top and the bell-less charging system of the small blast furnace only have the bell-less top which can distribute the furnace material to any point on the material surface, no matter what furnace material (pellet, sinter, ore, coke, direct reduced iron, formed coke and powder) is used, the bell-less top can accurately distribute any required material type,

however, the bell-less material distribution device on the market is like the blast furnace bell-less top material flow adjusting device disclosed in the Chinese utility model patent publication numbers CN2321784Y and CN87200579U, and the structure is single, the speed of falling of the material cannot be reduced, the falling speed of the material cannot be increased, the control of the flow rate of the material is not accurate enough, and the practicability is low.

Aiming at the defects, the utility model provides a blast furnace bell-less top material flow adjusting device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a blast furnace bell-less top material flow adjusting device, and aims to solve the problems that in the prior art, the structure is single, the falling speed of materials cannot be reduced, the falling speed of the materials cannot be increased, the control on the flow speed of the materials is not accurate enough, the practicability is low, and the like.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a blast furnace bell-less furnace top material flow adjusting device, includes fixed disc, the last fixed surface of fixed disc installs the material loading jar, the lower fixed surface of fixed disc installs the shell, the inside wall of shell has feed cylinder down through support frame fixed mounting, the feed cylinder divide into first unloading cavity and second unloading cavity with the inside of shell down, the inside movable mounting of feed cylinder has the pivot down, the bottom swing joint in the upper surface of support frame of pivot, the lateral surface fixed mounting of pivot has helical blade.

Furthermore, a through groove is formed in the fixed disc, a first fixing frame is fixedly mounted on the upper surface of the fixed disc, a second fixing frame is fixedly mounted on the lower surface of the fixed disc, a sliding groove is formed in the first fixing frame and the second fixing frame, a moving block is slidably mounted in the sliding groove, and an arc-shaped baffle is fixedly mounted on the lower surface of the moving block.

Furthermore, the number of the moving blocks is two, and arc-shaped baffle plates are fixedly mounted on the lower surfaces of the two moving blocks.

Furthermore, a threaded rod is movably mounted inside the first fixing frame, a sliding column is fixedly mounted inside the second fixing frame, and the moving block is slidably mounted on the outer side surfaces of the threaded rod and the sliding column.

Furthermore, the upper surface of first mount has first motor through motor backup pad fixed mounting, the one end fixed mounting of threaded rod has first from the driving wheel, the output fixed mounting of first motor has first action wheel, first action wheel and first mesh from the driving wheel mutually.

Furthermore, the last fixed surface of material loading bucket installs the second motor, the output end fixed mounting of second motor has the second action wheel, the top fixed mounting of pivot has the second to follow the driving wheel, the second action wheel meshes from the driving wheel with the second.

Furthermore, the bottom end of the shell is fixedly provided with a material collecting barrel.

Furthermore, a feeding port is formed in the upper surface of the feeding tank.

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

the blast furnace bell-less furnace top material flow adjusting device comprises a first motor, a first driven wheel, a threaded rod, a movable block, a chute, two arc-shaped baffles, a second motor, a second driving wheel, a second driven wheel, a spiral blade, a first motor, a second motor and a second motor, wherein the first motor is started, the first motor drives the first driven wheel to rotate through a first driving wheel, the first driven wheel drives the threaded rod to rotate, the threaded rod enables the movable block to move inwards along the sliding column, the movable block drives the arc-shaped baffles to pass through the chute and inwards, so that the two arc-shaped baffles are combined, materials are poured into a feeding tank through a feeding port, the two arc-shaped baffles block the upper part of a first feeding cavity, the materials enter a second feeding cavity in a feeding barrel, the spiral blade in the feeding barrel can block the materials from falling, the second motor is started, the second motor drives the second driven wheel to rotate through the second driving wheel, the spiral blade drives the materials to fall, and the first motor can be started in the same way, the arc baffle is separated along the through groove, the materials fall into the first blanking cavity after entering the feeding tank, and finally the materials in the first blanking cavity and the second blanking cavity are gathered in the material collecting barrel for material collection and conveying, the device is arranged by the cooperation of the second motor, the second blanking cavity, the arc baffle, the rotating shaft and the helical blade, the arc baffle can block the upper part of the first blanking cavity, then the materials enter the second blanking cavity, then the helical blade is driven to rotate by opening the second motor, the helical blade drives the materials to fall down, the lower the rotating speed of the second motor is, the lower the blanking speed is, so that the flow speed of the materials is reduced, the arc baffle can be separated by the first motor through the cooperation of the first motor, the threaded rod, the moving block and the arc baffle, so that the materials enter the inside of the first blanking cavity and are blanked through the first blanking cavity, thereby increase the velocity of flow of material, through the setting of first unloading cavity, second unloading cavity and collecting barrel, the speed that can accurate control material flows makes it more practical.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a second schematic perspective view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

In the figure: 1. fixing the disc; 2. feeding the material tank; 3. a housing; 4. a support frame; 5. discharging the material barrel; 6. a first blanking cavity; 7. a second blanking cavity; 8. a rotating shaft; 9. a helical blade; 10. a through groove; 11. a first fixing frame; 12. a second fixing frame; 13. a moving block; 14. an arc-shaped baffle plate; 15. a threaded rod; 16. a traveler; 17. a first motor; 18. a first driven wheel; 19. a first drive wheel; 20. a second motor; 21. a second driving wheel; 22. a second driven wheel; 23. a material collecting barrel; 24. a feeding port; 25. a chute.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a blast furnace does not have bell furnace roof material flow adjusting device, including fixed disc 1, the last fixed surface of fixed disc 1 installs material loading bucket 2, the lower fixed surface of fixed disc 1 installs shell 3, the inside wall of shell 3 has feed cylinder 5 down through 4 fixed mounting of support frame, feed cylinder 5 divide into first unloading cavity 6 and second unloading cavity 7 with the inside of shell 3 down, the inside movable mounting of feed cylinder 5 has pivot 8 down, the bottom swing joint of pivot 8 is in the upper surface of support frame 4, the lateral surface fixed mounting of pivot 8 has helical blade 9.

In the specific embodiment of the utility model, firstly, the two arc-shaped baffles 14 are combined, then the material is poured into the feeding tank 2 through the feeding port 24, the two arc-shaped baffles 14 can block the upper part of the first blanking cavity 6, then the material enters the second blanking cavity 7 in the blanking barrel 5, the helical blades 9 in the blanking barrel 5 can block the material from falling, then the rotating shaft 8 is rotated, the rotating shaft 8 drives the helical blades 9 to rotate, the helical blades 9 drive the material to fall, and the falling speed of the material is reduced conveniently through the rotating shaft 8 and the helical blades 9.

Example 2

Compared with the embodiment 1, on the basis of the embodiment 1, the through groove 10 is formed in the fixed disc 1, the first fixing frame 11 is fixedly mounted on the upper surface of the fixed disc 1, the second fixing frame 12 is fixedly mounted on the lower surface of the fixed disc 1, the sliding groove 25 is formed in the first fixing frame 11 and the second fixing frame 12, the moving block 13 is slidably mounted in the sliding groove 25, and the arc-shaped baffle 14 is fixedly mounted on the lower surface of the moving block 13.

In this embodiment: through promoting the movable block 13, the movable block 13 drives the arc-shaped baffle plates 14 to pass through the sliding grooves 25 inwards, so that the two arc-shaped baffle plates 14 are combined, the two arc-shaped baffle plates 14 can block the upper part of the first blanking cavity 6, then the material can enter the second blanking cavity 7 in the blanking barrel 5, the first blanking cavity 6 can be conveniently blocked through the arc-shaped baffle plates 14, and the material can enter the second blanking cavity 7.

Specifically, the number of the moving blocks 13 is two, and arc-shaped baffles 14 are fixedly mounted on the lower surfaces of the two moving blocks 13.

In this embodiment: the two moving blocks 13 are arranged to facilitate driving of the two arc-shaped baffles 14.

Specifically, a threaded rod 15 is movably mounted inside the first fixing frame 11, a sliding column 16 is fixedly mounted inside the second fixing frame 12, and the moving block 13 is slidably mounted on the outer side surfaces of the threaded rod 15 and the sliding column 16.

In this embodiment: the threaded rod 15 is rotated, so that the threaded rod 15 enables the moving block 13 to move inwards along the sliding column 16, the moving block 13 drives the arc-shaped baffles 14 to move inwards through the sliding grooves 25, and therefore the two arc-shaped baffles 14 are combined, and the arc-shaped baffles 14 are convenient to drive to move through the arrangement of the threaded rod 15, the sliding column 16 and the moving block 13.

Example 3

Compare in embodiment 2, on the basis of embodiment 2, first motor 17 is fixedly installed through the motor backup pad to the upper surface of first mount 11, and the one end fixed mounting of threaded rod 15 has first driven wheel 18, and the output end fixed mounting of first motor 17 has first action wheel 19, and first action wheel 19 meshes with first driven wheel 18 mutually.

In this embodiment: the first motor 17 is started, so that the first motor 17 drives the first driven wheel 18 to rotate through the first driving wheel 19, the first driven wheel 18 drives the threaded rod 15 to rotate, and the first motor 17 plays a role in providing power for the rotation of the threaded rod 15.

Specifically, the upper surface of the feeding tank 2 is fixedly provided with a second motor 20, so that the output end of the second motor 20 is fixedly provided with a second driving wheel 21, the top end of the rotating shaft 8 is fixedly provided with a second driven wheel 22, and the second driving wheel 21 is meshed with the second driven wheel 22.

In this embodiment: the second motor 20 is started, so that the second motor 20 drives the second driven wheel 22 to rotate through the second driving wheel 21, the second driven wheel 22 drives the helical blade 9 to rotate through the rotating shaft 8, the helical blade 9 drives the material to fall down, and the second motor 20 plays a role of providing power for the rotation of the rotating shaft 8.

Specifically, the bottom end of the housing 3 is fixedly provided with a material collecting barrel 23.

In this embodiment: the discharge is facilitated by the collection cylinder 23.

Specifically, the upper surface of the feeding tank 2 is provided with a feeding port 24.

In this embodiment: which is facilitated by the inlet port 24.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle and the using process of the utility model are as follows: when the blast furnace bell-less furnace top material flow adjusting device is used, a first motor 17 is started, the first motor 17 drives a first driven wheel 18 to rotate through a first driving wheel 19, the first driven wheel 18 drives a threaded rod 15 to rotate, the threaded rod 15 enables a moving block 13 to move inwards along a sliding column 16, the moving block 13 drives arc-shaped baffles 14 to move inwards through sliding chutes 25, so that the two arc-shaped baffles 14 are combined, then materials are poured into a feeding tank 2 through a feeding port 24, the two arc-shaped baffles 14 block the upper side of a first feeding cavity 6, then the materials enter a second feeding cavity 7 in a feeding barrel 5, a helical blade 9 in the feeding barrel 5 blocks the materials from falling, then a second motor 20 is started, the second motor 20 drives a second driven wheel 22 to rotate through a second driving wheel 21, and the second driven wheel 22 drives the helical blade 9 to rotate through a rotating shaft 8, helical blade 9 drives the material and falls, can start first motor 17 on the same principle, makes cowl 14 separate along leading to groove 10, and the material gets into material loading bucket 2 after, falls into first unloading cavity 6 in, and the material of first unloading cavity 6 and second unloading cavity 7 can assemble in the feed collecting barrel 23 at last, carries the transport of gathering materials.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a blast furnace does not have bell furnace roof material flow adjusting device, includes fixed disc (1), its characterized in that: last fixed surface of fixed disc (1) installs material loading bucket (2), the lower fixed surface of fixed disc (1) installs shell (3), the inside wall of shell (3) has feed cylinder (5) down through support frame (4) fixed mounting, feed cylinder (5) are divided into first unloading cavity (6) and second unloading cavity (7) with the inside of shell (3) down, the inside movable mounting of feed cylinder (5) has pivot (8) down, the bottom swing joint in the upper surface of support frame (4) of pivot (8), the lateral surface fixed mounting of pivot (8) has helical blade (9).

2. The blast furnace bellless top flow regulating device of claim 1, wherein: the novel fixing device is characterized in that a through groove (10) is formed in the fixing disc (1), a first fixing frame (11) is fixedly arranged on the upper surface of the fixing disc (1), a second fixing frame (12) is fixedly arranged on the lower surface of the fixing disc (1), a sliding groove (25) is formed in the first fixing frame (11) and the second fixing frame (12), a moving block (13) is slidably arranged in the sliding groove (25), and an arc-shaped baffle plate (14) is fixedly arranged on the lower surface of the moving block (13).

3. The blast furnace bellless top flow regulating device of claim 2, wherein: the number of the moving blocks (13) is two, and arc-shaped baffle plates (14) are fixedly mounted on the lower surfaces of the two moving blocks (13).

4. The blast furnace bellless top flow regulating device of claim 2, wherein: the novel sliding mechanism is characterized in that a threaded rod (15) is movably mounted inside the first fixing frame (11), a sliding column (16) is fixedly mounted inside the second fixing frame (12), and the moving block (13) is slidably mounted on the outer side surfaces of the threaded rod (15) and the sliding column (16).

5. The blast furnace bellless top flow regulating device of claim 4, wherein: the upper surface of first mount (11) has first motor (17) through motor backup pad fixed mounting, the one end fixed mounting of threaded rod (15) has first from driving wheel (18), the output fixed mounting of first motor (17) has first action wheel (19), first action wheel (19) and first mesh from driving wheel (18) mutually.

6. The blast furnace bellless top flow regulating device of claim 1, wherein: go up the last fixed surface of material loading bucket (2) and install second motor (20), the output fixed mounting of second motor (20) has second action wheel (21), the top fixed mounting of pivot (8) has the second to follow driving wheel (22), second action wheel (21) and second mesh from driving wheel (22).

7. The blast furnace bellless top flow regulating device of claim 1, wherein: the bottom end of the shell (3) is fixedly provided with a material collecting barrel (23).

8. The blast furnace bellless top flow regulating device of claim 1, wherein: and a feeding port (24) is formed in the upper surface of the feeding tank (2).