CN217715941U

CN217715941U - Annealing furnace fire door sealing device

Info

Publication number: CN217715941U
Application number: CN202221647168.8U
Authority: CN
Inventors: 白龙; 高峰; 赵福生; 王国海; 王永刚
Original assignee: Baotou Iron and Steel Group Co Ltd
Current assignee: Baotou Iron and Steel Group Co Ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-11-01
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses an annealing stove fire door sealing device, including the annealing stove, sealed movable hole has been seted up to the upper surface of annealing stove, the internally mounted of sealed movable hole has two fixed plates, two install sealed piece between the fixed plate, the surface mounting of fixed plate has the refractory rubber piece, the supporting seat is installed to the top of fixed plate, two lugs are installed to the top symmetry of supporting seat, the pull rod is installed to the top of lug, the connector link is installed to the top of pull rod, the latch closure is installed to the top of connector link, the top of latch closure is connected with wire rope. This annealing furnace fire door sealing device reciprocates through control fixed plate and sealed piece, and then realizes closing the sealed lid of annealing furnace fire door, has avoided because the excessive and this regional equipment of annealing furnace fire door flue gas damages the equipment accident of inserting the line in advance, fine assurance the leakproofness of producing the line annealing furnace and the security of operation personnel at the regional operation of fire door.

Description

Annealing furnace fire door sealing device

Technical Field

The utility model relates to the technical field of steel industry machinery, in particular to an annealing furnace fire hole sealing device.

Background

An annealing furnace is a process used in semiconductor device fabrication that includes heating multiple semiconductor wafers to affect their electrical properties, heat treatment is designed for different effects, the wafers can be heated to activate dopants, convert thin films into thin films or into wafer substrate interfaces, densely deposit thin films, change the state of grown thin films, repair implanted damage, move dopants or transfer dopants from one thin film to another or from a thin film into a wafer substrate.

The existing annealing furnace can only increase the drawing force of an air draft bellows in order to ensure that smoke in the annealing furnace does not overflow, the temperature of the region close to a furnace opening of the annealing furnace is reduced every time the drawing force of the bellows is increased, so that the heater in the region can always heat and compensate heat, the heater can be damaged in advance and is taken off the line after long-time use, if the drawing force of the air draft bellows is reduced, the environmental smoke pollution around the furnace opening of the annealing furnace can be caused, and the sealing device for the furnace opening of the annealing furnace is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an annealing stove fire door sealing device to it is not excessive in order to guarantee the interior flue gas of stove to propose current annealing stove among the above-mentioned background art, can only increase the suction of convulsions bellows, will cause the annealing stove to be close to the regional temperature decline of fire door every time increase bellows suction, so this regional heater will heat the offset heat always, use for a long time like this and will cause the heater to damage the lower line in advance, if reduce the suction of convulsions bellows, will cause annealing stove fire door bad border smoke pollution's problem around the fire door.

In order to achieve the above object, the utility model provides a following technical scheme: the sealing device for the fire hole of the annealing furnace comprises the annealing furnace, wherein a sealing movable hole is formed in the upper surface of the annealing furnace, two fixed plates are arranged inside the sealing movable hole, a sealing block is arranged between the two fixed plates, a refractory rubber block is arranged on the outer surface of each fixed plate, a supporting seat is arranged above each fixed plate, two lifting lugs are symmetrically arranged above each supporting seat, a pull rod is arranged above each lifting lug, a connecting buckle is arranged above each pull rod, a locking buckle is arranged above each connecting buckle, a steel wire rope is connected above each locking buckle, a frame is arranged above the annealing furnace, and two fixed pulleys are arranged above the frame;

the base is arranged on the right side of the annealing furnace, and a winch is arranged above the base.

Preferably, the fixed plate is fixedly connected with the supporting seat, the shape and size of the supporting seat are larger than those of the inside of the sealed movable hole, and the fixed plate penetrates through the inside of the sealed movable hole.

Preferably, the winch is movably connected with the supporting seat through a lifting lug, a locking buckle, a fixed pulley, a connecting buckle, a pull rod and a steel wire rope, and the fixed plate is fixedly connected with the sealing block.

Preferably, the fixed plate has a shape and size smaller than the shape and size of the inside of the movable sealing hole, and the fixed plate is movable inside the movable sealing hole.

Preferably, the annealing furnace is further provided with:

seal groove, it is seted up the inner wall both sides of annealing stove, the front end left side of annealing stove articulates there is the action bars, the surface integral type fixed mounting of action bars has a solid fixed cylinder, connection bearing is installed on the front end right side of annealing stove, the shelves handle is installed to connection bearing's front end, the internally mounted of solid fixed cylinder has the spring, flexible piece is installed to the rear end of spring.

Preferably, the telescopic block is stretched in the fixed cylinder, and the telescopic block is elastically connected with the fixed cylinder through a spring.

Preferably, the gear handle is movably connected with the annealing furnace through a connecting bearing, and the operating rod rotates on the annealing furnace.

Compared with the prior art, the utility model provides an annealing stove fire door sealing device possesses following beneficial effect: this annealing stove fire door sealing device is through the hoist, wire rope, the lug, locking buckle, the fixed pulley, parts such as connector link and pull rod mutually support control fixed plate and sealed piece and reciprocate, and then realize closing the sealed lid of annealing stove fire door, avoided because the excessive equipment accident that rolls off the production line in advance of this regional equipment damage of annealing stove fire door flue gas, fine assurance the leakproofness of producing the line annealing stove and the security of operation personnel at the regional operation of fire door, the work efficiency of operation personnel is improved, use the device to carry out annealing stove fire door sealed can guarantee that this regional surrounding environment does not have smoke pollution and also can improve this zone heater life.

1. The utility model discloses a hoist, wire rope, the lug, the locking is detained, the fixed pulley, parts such as connector link and pull rod mutually support control fixed plate and sealed piece and reciprocate, and then realize closing annealing stove fire door sealing cover, avoided because the equipment accident of going off the production line in advance that annealing stove fire door flue gas spills over and this regional equipment damages, fine assurance the leakproofness of producing line annealing stove and the security of operation personnel in the regional operation of fire door, the work efficiency of operation personnel is improved, use the device to carry out annealing stove fire door sealing and can guarantee that the regional surrounding environment does not have flue gas pollution and also can improve this regional heater life;

2. the utility model is made of common materials such as winches, steel wire ropes, lifting lugs, locking buckles, fixed pulleys, connecting buckles, pull rods, fixed plates, sealing blocks and the like, so that the device has simple structure and low later maintenance cost;

3. the utility model discloses a rotating the action bars and making flexible piece support on the fixed plate, promote the inner wall of the refractory rubber piece on the fixed plate and seal groove and closely laminate, and then improve sealed effect, avoid the flue gas to reveal.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the fixing cylinder of the present invention;

fig. 3 is a schematic view of the internal structure of the sealing groove of the present invention;

FIG. 4 is a schematic view of the connection structure of the annealing furnace and the shift knob of the present invention.

In the figure: 1. an annealing furnace; 2. sealing the movable hole; 3. lifting lugs; 4. a locking buckle; 5. a fixed pulley; 6. a frame; 7. a connecting buckle; 8. a pull rod; 9. a supporting seat; 10. a wire rope; 11. a fixing plate; 12. a sealing block; 13. hoisting; 14. a base; 15. a gear shift handle; 16. a fixed cylinder; 17. a sealing groove; 18. an operating lever; 19. a spring; 20. a telescopic block; 21. a refractory rubber block; 22. and connecting the bearing.

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, the annealing furnace fire hole sealing device comprises an annealing furnace 1, wherein a sealing movable hole 2 is formed in the upper surface of the annealing furnace 1, two fixed plates 11 are installed inside the sealing movable hole 2, a sealing block 12 is installed between the two fixed plates 11, a refractory rubber block 21 is installed on the outer surface of each fixed plate 11, and a supporting seat 9 is installed above each fixed plate 11; the fixed plate 11 is fixedly connected with the supporting seat 9, the shape and the size of the supporting seat 9 are larger than those of the inside of the sealed movable hole 2, and the fixed plate 11 penetrates through the inside of the sealed movable hole 2; the shape and size of the fixed plate 11 are smaller than those of the inside of the movable sealing hole 2, the fixed plate 11 moves in the inside of the movable sealing hole 2, two lifting lugs 3 are symmetrically arranged above the supporting seat 9, a pull rod 8 is arranged above the lifting lugs 3, a connecting buckle 7 is arranged above the pull rod 8, a locking buckle 4 is arranged above the connecting buckle 7, a steel wire rope 10 is connected above the locking buckle 4, a frame 6 is arranged above the annealing furnace 1, and two fixed pulleys 5 are arranged above the frame 6; a base 14 which is arranged at the right side of the annealing furnace 1, and a winch 13 is arranged above the base 14; the winch 13 is movably connected with the supporting seat 9 through the lifting lug 3, the locking buckle 4, the fixed pulley 5, the connecting buckle 7, the pull rod 8 and the steel wire rope 10, and the fixed plate 11 is fixedly connected with the sealing block 12; the fixed plate 11 and the sealing block 12 are controlled to move up and down through the mutual matching of the winch 13, the steel wire rope 10, the lifting lug 3, the locking buckle 4, the fixed pulley 5, the connecting buckle 7, the pull rod 8 and other parts, so that the furnace mouth of the annealing furnace 1 is sealed and covered, equipment accidents of advanced offline due to the overflow of smoke at the furnace mouth of the annealing furnace 1 and the damage of equipment in the area are avoided, the sealing property of the production line annealing furnace 1 and the operation safety of operating personnel in the furnace mouth area are well ensured, the working efficiency of the operating personnel is improved, the furnace mouth of the annealing furnace 1 is sealed by using the device, the environment around the area is ensured to have no smoke pollution, and the service life of a heater in the area can be prolonged; the device is made of common materials such as a winch 13, a steel wire rope 10, a lifting lug 3, a locking buckle 4, a fixed pulley 5, a connecting buckle 7, a pull rod 8, a fixed plate 11, a sealing block 12 and the like, so that the device is simple in structure and low in later maintenance cost.

Referring to fig. 1-4, the annealing furnace fire hole sealing device comprises a sealing groove 17, which is arranged on two sides of the inner wall of an annealing furnace 1, wherein the left side of the front end of the annealing furnace 1 is hinged with an operating rod 18, the outer surface of the operating rod 18 is integrally and fixedly provided with a fixed cylinder 16, the right side of the front end of the annealing furnace 1 is provided with a connecting bearing 22, the front end of the connecting bearing 22 is provided with a stop handle 15, the inside of the fixed cylinder 16 is provided with a spring 19, and the rear end of the spring 19 is provided with a telescopic block 20; the telescopic block 20 is telescopic in the fixed cylinder 16, and the telescopic block 20 is elastically connected with the fixed cylinder 16 through a spring 19; the gear handle 15 is movably connected with the annealing furnace 1 through a connecting bearing 22, and the operating rod 18 rotates on the annealing furnace 1; make flexible piece 20 support on fixed plate 11 through rotating action bars 18, promote the inner wall of the refractory rubber piece 21 on the fixed plate 11 and seal groove 17 and closely laminate, and then improve sealed effect, avoid the flue gas to reveal.

The working principle is as follows: when the sealing device for the furnace mouth of the annealing furnace is used, firstly, the safety of the peripheral area of the furnace mouth is ensured by adjusting the furnace mouth seal in normal production, when the sealing block 12 needs to be lowered on site, an operator manually rotates the winch 13 above the base 14 clockwise, the steel wire rope 10 is discharged through the winch 13, the lifting lug 3, the locking buckle 4, the fixed pulley 5, the connecting buckle 7 and the pull rod 8 are matched with each other, the fixed plate 11 and the sealing block 12 are lowered into the annealing furnace 1 through self weight, the fixed plate 11 and the sealing block 12 are positioned in the sealing groove 17 of the inner wall of the annealing furnace 1, then the operating rod 18 is rotated to drive the fixed cylinder 16 and the telescopic block 20 to rotate, the telescopic block 20 is pushed to abut against the fixed plate 11 through the self elasticity of the spring 19, the fixed plate 11 and the sealing block 12 are forced to push the refractory rubber block 21 to be tightly attached to the inner wall of the sealing groove 17, then the operating rod 18 is blocked by the rotating stopper 15, when the production line needs to be overhauled, the fixed plate 11 and the sealing block 12 need to be lifted manually and rotated anticlockwise 13, the steel wire rope 10 is withdrawn, and the fixed plate 11 and the sealing block 12 can be lifted integrally.

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

Claims

1. An annealing furnace fire door sealing device is characterized by comprising:

the annealing furnace comprises an annealing furnace (1), wherein a sealed movable hole (2) is formed in the upper surface of the annealing furnace (1), two fixed plates (11) are installed inside the sealed movable hole (2), a sealing block (12) is installed between the two fixed plates (11), a refractory rubber block (21) is installed on the outer surface of each fixed plate (11), a supporting seat (9) is installed above each fixed plate (11), two lifting lugs (3) are symmetrically installed above each supporting seat (9), a pull rod (8) is installed above each lifting lug (3), a connecting buckle (7) is installed above each pull rod (8), a locking buckle (4) is installed above each connecting buckle (7), a steel wire rope (10) is connected above each locking buckle (4), a frame (6) is installed above the annealing furnace (1), and two fixed pulleys (5) are installed above each frame (6);

and the base (14) is arranged on the right side of the annealing furnace (1), and a winch (13) is arranged above the base (14).

2. The annealing furnace fire hole sealing device according to claim 1, characterized in that the fixing plate (11) is fixedly connected with the supporting seat (9), the shape and size of the supporting seat (9) is larger than the shape and size of the inner part of the movable sealing hole (2), and the fixing plate (11) penetrates through the inner part of the movable sealing hole (2).

3. The sealing device for the fire hole of the annealing furnace according to claim 1, wherein the winding (13) is movably connected with the supporting seat (9) through a lifting lug (3), a locking buckle (4), a fixed pulley (5), a connecting buckle (7), a pull rod (8) and a steel wire rope (10), and the fixed plate (11) is fixedly connected with the sealing block (12).

4. The annealing furnace fire hole sealing device according to claim 1, characterized in that the shape size of the fixed plate (11) is smaller than the shape size of the inside of the seal moving hole (2), and the fixed plate (11) is realized to move inside the seal moving hole (2).

5. The annealing furnace fire hole sealing device according to claim 1, characterized in that the annealing furnace (1) is further provided with:

seal groove (17), it sets up the inner wall both sides of annealing stove (1), the front end left side of annealing stove (1) articulates there is action bars (18), the surface integral type fixed mounting of action bars (18) has solid fixed cylinder (16), connection bearing (22) are installed on the front end right side of annealing stove (1), the front end of connection bearing (22) is installed the shelves (15), the internally mounted of solid fixed cylinder (16) has spring (19), flexible piece (20) are installed to the rear end of spring (19).

6. The sealing device for the fire hole of the annealing furnace according to claim 5, characterized in that the telescopic block (20) is telescopic inside the fixed cylinder (16), and the telescopic block (20) is elastically connected with the fixed cylinder (16) through a spring (19).

7. The annealing furnace mouth sealing device according to claim 5, characterized in that the stop bar (15) is movably connected with the annealing furnace (1) through a connecting bearing (22), and the operating rod (18) is rotated on the annealing furnace (1).