CN209974815U

CN209974815U - Replacement device for blast furnace top distribution chute

Info

Publication number: CN209974815U
Application number: CN201920392288.XU
Authority: CN
Inventors: 田国福
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-01-21
Anticipated expiration: 2029-03-26

Abstract

The utility model discloses a change device of blast furnace roof cloth chute, including motor, base and locating plate, in the motor was fixed in the blast furnace platform, and the output shaft of motor was connected with the guide shaft through the transmission band, all welded the chassis on the output of motor and the guide shaft, be connected with the lantern ring on the chassis, and install the screw rod in the lantern ring, the base is fixed in the top of screw rod, and the up end of base has seted up the movable groove, the locating plate welds in the one end of base, and is provided with the motor in the locating plate, the output of motor is fixed with leading roll, the one end of vice deflector roll and leading roll all meshes and is connected with the gear, and gear shaft connection in the avris of locating plate to the dead lever is installed in the outside of. This change device of blast furnace roof distribution chute carries out automatic fixing and dismantlement to the distribution chute, reduces the staff, shortens the dismouting time of distribution chute, improves work efficiency.

Description

Replacement device for blast furnace top distribution chute

Technical Field

The utility model relates to the technical field of furnace top distribution chute replacement, in particular to a device for replacing a distribution chute on the furnace top of a blast furnace.

Background

The distribution chute is the component that is used for carrying and arranging the furnace charge to blast furnace chamber, has both born the high temperature radiation, bears the impact wear of furnace charge again, continuously uses easy wearing and tearing to need often regularly or irregularly to its change, need use the distribution chute to change the device, however current distribution chute changes the device and has following problem:

the device is changed to current distribution chute adopts instruments such as hoist cable, stores pylon, chain block to carry out artifical the change to the distribution chute, needs a plurality of workman to change simultaneously during the use, wastes time and energy, and when the manual work hoisted through leading the chain simultaneously, takes place unbalanced phenomenon easily, brings the injury to workman's personnel easily.

Aiming at the problems, innovative design is urgently needed on the basis of the original device for replacing the distribution chute.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a change device of blast furnace roof distribution chute to solve above-mentioned background art and propose current distribution chute and change device, need many people manual operation installation, waste time and energy, the lower problem of security performance simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a replacing device of a blast furnace top distribution chute comprises a motor, a base and a positioning plate, wherein the motor is fixed in a blast furnace platform, an output shaft of the motor is connected with a guide shaft through a transmission belt, the output end of the motor and the guide shaft are both welded with a chassis which is positioned right above the blast furnace platform, the chassis is connected with a lantern ring, a screw rod is arranged in the lantern ring, the base is fixed at the top of the screw rod, the upper end surface of the base is provided with a movable groove, a bottom plate is arranged in the movable groove, the lower end surface of the bottom plate is fixed with a fixture block, limiting plates are welded on two sides of the bottom plate and positioned in the limiting groove, the limiting groove is arranged on the inner wall of the movable groove, the motor is arranged on the inner side of the bottom of the base, the output end of the motor is connected with a toothed roller, the output of motor is fixed with leading roller, and one side of leading roller is connected with vice deflector roll to vice deflector roll and leading roller all are located the locating plate, the equal meshing of one end of vice deflector roll and leading roller is connected with the gear, and gear shaft connection is in the avris of locating plate, and the dead lever is installed in the outside of gear.

Preferably, the lantern ring is in threaded connection with the screw, and the lantern ring and the base plate share a central axis.

Preferably, the clamping blocks are distributed at the bottom of the bottom plate at equal intervals, and the clamping blocks are meshed with the toothed rollers.

Preferably, the limiting plate is connected with the limiting groove in a sliding mode, and the outer side of the limiting plate is attached to the inner wall of the limiting groove.

Preferably, the gears are symmetrically arranged in 2 groups around the central axis of the positioning plate, and the number of the gears in each group is 2.

Preferably, the fixing rod is designed to be of a hook-shaped structure, and the fixing rod and the gear are of a welding integrated structure.

Compared with the prior art, the beneficial effects of the utility model are that: the replacing device for the distribution chute at the top of the blast furnace automatically fixes and detaches the distribution chute, reduces the number of workers, shortens the detaching time of the distribution chute and improves the working efficiency;

1. the base can be automatically lifted conveniently and automatically through the threaded connection between the set lantern ring and the screw rod, and meanwhile, the fixture block and the toothed roller are meshed with each other, so that the toothed roller can drive the bottom plate to slide in the movable groove when rotating, the positions of the bottom plate and the positioning plate are adjusted, the positioning plate is automatically moved to a target distribution chute, and the trouble of manually moving and disassembling the device is avoided;

2. through the dead lever of four types of colluding structures that set up, make it rotate to the outside in step under the drive of gear to can catch on the inner wall of cloth chute, conveniently fix the dismantlement to it, use manpower sparingly, it is safe convenient simultaneously.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the side structure of the base of the present invention;

FIG. 3 is a schematic top view of the positioning plate of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the fixing rod of the present invention.

In the figure: 1. a blast furnace platform; 2. a motor; 3. a conveyor belt; 4. a guide shaft; 5. a chassis; 6. a collar; 7. a screw; 8. a base; 9. a movable groove; 10. a base plate; 11. a clamping block; 12. a limiting plate; 13. a limiting groove; 14. a toothed roller; 15. positioning a plate; 16. a capstan roller; 17. a secondary guide roller; 18. a gear; 19. and (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a replacing device of a blast furnace top distribution chute comprises a blast furnace platform 1, a motor 2, a transmission belt 3, a guide shaft 4, a chassis 5, a lantern ring 6, a screw 7, a base 8, a movable groove 9, a bottom plate 10, a clamping block 11, a limiting plate 12, a limiting groove 13, a gear roller 14, a positioning plate 15, a main guide roller 16, a secondary guide roller 17, a gear 18 and a fixing rod 19, wherein the motor 2 is fixed in the blast furnace platform 1, an output shaft of the motor 2 is connected with the guide shaft 4 through the transmission belt 3, the chassis 5 is welded on an output end of the motor 2 and the guide shaft 4, the chassis 5 is positioned right above the blast furnace platform 1, the lantern ring 6 is connected on the chassis 5, the screw 7 is installed in the lantern ring 6, the base 8 is fixed at the top of the screw 7, the movable groove 9 is formed in the upper end face of the base 8, the bottom plate 10 is arranged in the movable groove 9, the clamping block 11 is, the limiting plate 12 is positioned in the limiting groove 13, the limiting groove 13 is formed in the inner wall of the movable groove 9, the motor 2 is installed on the inner side of the bottom of the base 8, the output end of the motor 2 is connected with the toothed roller 14, the positioning plate 15 is welded at one end of the base 8, the motor 2 is arranged in the positioning plate 15, the output end of the motor 2 is fixed with the main guide roller 16, one side of the main guide roller 16 is connected with the auxiliary guide roller 17, the auxiliary guide roller 17 and the main guide roller 16 are both positioned in the positioning plate 15, one ends of the auxiliary guide roller 17 and the main guide roller 16 are both connected with the gear 18 in a meshing mode, the gear 18 is connected to the side of the positioning;

the lantern ring 6 is in threaded connection with the screw 7, and the lantern ring 6 and the base plate 5 share the same central axis, so that the lantern ring 6 and the base plate 5 can rotate coaxially, and the base 8 is pushed to move up and down through the threaded connection between the lantern ring 6 and the screw 7;

the fixture blocks 11 are distributed at the bottom of the bottom plate 10 at equal intervals, the fixture blocks 11 are meshed with the toothed roller 14, the limiting plate 12 is connected with the limiting groove 13 in a sliding mode, the outer side of the limiting plate 12 is attached to the inner wall of the limiting groove 13, the toothed roller 14 is in meshed contact with the fixture blocks 11 when rotating, the bottom plate 10 is driven to slide in the movable groove 9, meanwhile, the limiting plate 12 slides in the limiting groove 13 in a following mode, the movable position of the bottom plate 10 is limited through the limiting plate 12, and the bottom plate 10 is prevented from shifting;

gear 18 is provided with 2 groups about the central axis symmetry of locating plate 15, and the number of every group gear 18 is 2, and dead lever 19 is for colluding type structural design, and for welding integrated structure between dead lever 19 and the gear 18, conveniently through 4 dead levers 19, at gear 18 pivoted in-process, catches on the inside of cloth chute, keeps its equilibrium, conveniently fixes and dismantles the change it.

The working principle is as follows: when the device for replacing the distribution chute at the top of the blast furnace is used, as shown in fig. 1-4, according to the position of the distribution chute to be disassembled, firstly, the motor 2 in the blast furnace platform 1 is started, the motor 2 drives the guide shaft 4 to rotate through the transmission belt 3, so as to drive the motor 2 and the chassis 5 on the guide shaft 4 to rotate, the chassis 5 drives the lantern rings 6 to rotate, the 2 lantern rings 6 are in threaded connection with the screw 7, the screw 7 is forced to push the base 8 at the top of the screw to ascend, then, the motor 2 in the base 8 is started, the motor 2 drives the gear roller 14 to rotate, the gear roller 14 is in meshed contact with the fixture block 11, so as to drive the bottom plate 10 to slide in the movable groove 9, meanwhile, the limiting plates 12 on the two sides of the bottom plate 10 slide in the limiting grooves 13, so as to keep the stable operation of the bottom plate 10, so as to push the positioning plate 15 on, the base 8 and the positioning plate 15 are moved downwards to enable the positioning plate 15 to enter the inside of the distribution chute, then the motor 2 in the positioning plate 15 is started, the motor 2 drives the main guide roller 16 and the auxiliary guide roller 17 to rotate, the main guide roller 16 and the auxiliary guide roller 17 drive 2 groups of gears 18 to rotate relatively, so as to drive 4 fixing rods 19 to rotate, the inner wall of the distribution chute is hooked by the 4 fixing rods 19, at the moment, a worker can be arranged to detach the distribution chute from the connection part of the top of the blast furnace, according to the reverse operation of the steps, the sliding of the bottom plate 10 and the up-and-down movement of the base 8 are realized, the detached distribution chute is taken down, then the operation is repeated, a new distribution chute is installed, the actual operation position of the device can be adjusted according to the installation position of the distribution chute in actual conditions, and it needs to be explained that the installation and operation of 3 motors 2 in the device are used, are well known in the art and will not be described in detail herein.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a change device of blast furnace roof distribution chute, includes motor (2), base (8) and locating plate (15), its characterized in that: the utility model discloses a blast furnace platform, including motor (2), guide shaft (4), the output shaft of motor (2), base plate (8), activity groove (9), bottom plate (10) are provided in the activity groove (9), and fixture block (11) is fixed on the lower terminal surface of bottom plate (10), limiting plate (12) is welded to the both sides of bottom plate (10), and limiting plate (12) are located limiting groove (13) to limiting groove (13) is seted up on the inner wall of activity groove (9), motor (2) are installed to the inboard of base (8) bottom, and the output of motor (2) is connected with fluted roller (14), locating plate (15) weld in the one end of base (8), and be provided with motor (2) in locating plate (15), the output of motor (2) is fixed with capstan roller (16), and one side of capstan roller (16) is connected with vice deflector roll (17) to vice deflector roll (17) and capstan roller (16) all are located locating plate (15), the equal meshing of one end of vice deflector roll (17) and capstan roller (16) is connected with gear (18), and gear (18) hub connection in the avris of locating plate (15) to dead lever (19) are installed in the outside of gear (18).

2. The replacement device for the blast furnace top distribution chute according to claim 1, wherein: the lantern ring (6) is in threaded connection with the screw (7), and the lantern ring (6) and the chassis (5) share a central axis.

3. The replacement device for the blast furnace top distribution chute according to claim 1, wherein: the fixture blocks (11) are distributed at the bottom of the bottom plate (10) at equal intervals, and the fixture blocks (11) are meshed with the toothed rollers (14).

4. The replacement device for the blast furnace top distribution chute according to claim 1, wherein: the limiting plate (12) is in sliding connection with the limiting groove (13), and the outer side of the limiting plate (12) is attached to the inner wall of the limiting groove (13).

5. The replacement device for the blast furnace top distribution chute according to claim 1, wherein: the gear (18) are symmetrically provided with 2 groups about the central axis of the positioning plate (15), and the number of the gears (18) in each group is 2.

6. The replacement device for the blast furnace top distribution chute according to claim 1, wherein: the fixing rod (19) is designed to be of a hook-shaped structure, and the fixing rod (19) and the gear (18) are of a welding integrated structure.