Oxidized iron sheet crushing device of heating furnace

Abstract

The utility model discloses a heating furnace oxide scale crushing device which comprises a motor used for driving the crushing device to operate, a speed reducer is arranged at the output end of the motor and used for reinforcing torque of the motor, a coupler is arranged at the output end of the speed reducer and used for being connected with the motor and transmitting rotation of the motor to drive a crushing head, and the crushing head is connected with the motor. The crushing head and the coupler are connected through a connecting rod, the crushing head is used for crushing and cleaning ferric oxide of the heating furnace, a bearing seat for supporting the connecting rod is arranged on the connecting rod, and a base is arranged at the fixed end of the bearing seat and used for bearing a crushing device. After the iron oxide scale crushing device of the heating furnace is put into use, the problem that iron oxide scales in the furnace are difficult to clean manually due to accumulation and caking of the iron oxide scales is thoroughly solved, and the downtime of the heating furnace caused by difficult iron oxide cleaning of the heating furnace is greatly shortened. The heating furnace can clean iron oxide more thoroughly, and the service life of the heating furnace is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of hot-rolled strip steel production, in particular to an oxidized iron scale crushing device for a heating furnace. Background Art

[0002] In the production of hot-rolled strip steel, the steel billet needs to be heated to about 1300°C in a heating furnace. A large amount of iron oxide scale will be produced on the surface of the steel billet during heating. As the iron oxide scale moves, it gradually falls off, and the iron oxide scale on the upper surface will be blown into the furnace by the burning flame. After a long period of accumulation and high temperature, the iron oxide scale will become hardened, which is more obvious in the equalizing section. These iron oxide scales can only be cleaned through maintenance twice a year. It is extremely difficult to manually break the iron oxide scale during cleaning, which seriously affects the maintenance progress and increases the labor intensity for personnel. Utility Model Content

[0003] The utility model aims to provide a device for crushing iron oxide scale of a heating furnace to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: a heating furnace iron oxide scale crushing device, comprising:

[0005] A motor for driving the crushing device to operate, wherein a reducer is provided at the output end of the motor for increasing the torque of the motor;

[0006] The output end of the reducer is provided with a coupling, and the coupling is used to connect and transmit the rotation of the motor to drive the crushing head.

[0007] Preferably, the crushing head and the coupling are connected by a connecting rod, and the crushing head is used for crushing and cleaning the iron oxide in the heating furnace.

[0008] Preferably, a bearing seat for supporting the connecting rod is provided on the connecting rod, and a base is provided at the fixed end of the bearing seat for supporting the crushing device.

[0009] Preferably, the bearing seat and the reducer are both provided with lifting rings, and there are at least four lifting rings for connecting with the lifting structure.

[0010] Preferably, the hoisting structure comprises:

[0011] A connecting beam arranged on a plane, wherein the connecting beam is hollow and a moving gear and a transmission gear are arranged therein;

[0012] There are at least four moving gears and transmission gears, and all the transmission gears are connected by a transmission belt;

[0013] The moving gear and the transmission gear are connected and fixed by a hoisting rotating rod.

[0014] Preferably, a lifting chain is provided on the lifting rotating rod, one end of the lifting chain is provided on the lifting rotating rod, and the other end is provided on the lifting ring, which is used to connect the crushing device and the lifting structure.

[0015] Preferably, the connecting beam is further provided with saw teeth, and the saw teeth are meshed with the transmission gear.

[0016] Preferably, a connecting block and a counterweight hook are provided on the connecting beam, the connecting block is used for hoisting the hoisting structure, and the counterweight hook is used for keeping the connecting beam in a stable hoisting state.

[0017] Compared with the prior art, the utility model has the following beneficial effects: after the heating furnace iron oxide scale crushing device is put into use, it completely solves the problem that it is difficult to manually clean the iron oxide scale in the furnace due to the accumulation and agglomeration of iron oxide scale, and greatly reduces the downtime of the heating furnace caused by the difficulty in cleaning the iron oxide in the heating furnace. It makes the heating furnace clean the iron oxide more thoroughly and increases the service life of the heating furnace. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view schematic diagram of an embodiment of the utility model.

[0019] In the figure:

[0020] 1. Motor 2. Reducer 3. Coupling

[0021] 4. Connecting rod 5. Crushing head 6. Bearing seat

[0022] 5. Crushing head 8. Lifting ring 9. Lifting chain

[0023] 10. Moving gear 11. Transmission gear 12. Transmission belt

[0024] 13. Connecting beam 14. Saw teeth 15. Connecting block

[0025] 16. Counterweight hook DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] like Figure 1As shown, the utility model provides a technical solution: a heating furnace iron oxide scale crushing device, comprising: a motor 1 for driving the crushing device to operate, the motor 1 is used to provide power for the entire device, after the torque is strengthened by the reducer 2, the crushing head 5 is driven to rotate through the coupling 3, and the crushing head 5 is used to break the iron oxide scale on the inner side of the heating furnace, the output end of the motor 1 is provided with a reducer 2, which is used to strengthen the torque of the motor 1, the model of the reducer 2 is PB high-precision high-torque planetary reducer, driven by the motor 1 to strengthen the torque of the motor 1, and then the power with the strengthened torque is transmitted to the coupling 3, the output end of the reducer 2 is provided with a coupling 3, the connecting rod 4 and the reducer 2 are connected by the coupling 3, the model of the coupling 3 is a serpentine spring coupling 3, the coupling 3 is also used to play a role of overload protection, the coupling 3 is used to connect and rotate the crushing head 5, and the crushing end of the crushing head 5 is provided with a plurality of crushing rods to strengthen The working efficiency and crushing range of the large crushing head 5, the crushing head 5 and the coupling 3 are connected by the connecting rod 4, the connecting rod 4 is used to support the crushing head 5, the connecting rod 4, the crushing head 5 is used to crush and clean the iron oxide in the heating furnace, and the connecting rod 4 is provided with a bearing seat 6 for supporting the connecting rod 4. The bearing seat 6 is used to support the connecting rod 4 to ensure that the connecting rod 4 will not break due to excessive shaking when the crushing head 5 is working. The bearing seat 6 is used to stabilize the connecting rod 4. The fixed end of the bearing seat 6 is provided with a base 7, which is used to carry the crushing device. The base 7 is used to support and park the device when the device is placed. In actual use, the base 7 is not used. The bearing seat 6 and the reducer 2 are provided with lifting rings 8. The lifting rings 8 are used to connect the lifting structure and the crushing device through a lifting chain 9. There are at least four lifting rings 8, so that the crushing device can be lifted stably, which is used to be connected to the lifting structure.

[0028] The hoisting structure includes: a connecting beam 13 arranged on a plane, the connecting beam 13 is used to hoist the crushing device, the connecting beam 13 is hollow and is used to accommodate a mobile gear 10 to ensure that the mobile gear 10 can move in the connecting beam 13, wherein a mobile gear 10 and a transmission gear 11 are provided, the mobile gear 10 can drive the crushing device to move left and right, the transmission gear 11 is used to ensure that the four mobile gears 10 can rotate and move synchronously through a transmission belt 12, there are at least four mobile gears 10 and transmission gears 11, which can cooperate with four lifting rings 8 and stabilize the device for hoisting, all the transmission gears 11 are connected by the transmission belt 12 to ensure that the four mobile gears 10 can rotate synchronously, and a sawtooth 14 is also provided in the connecting beam 13, the sawtooth 14 can ensure that the mobile gear 10 rotates on the sawtooth 14, and can carry the crushing device to move left and right, and the sawtooth 14 is meshed with the transmission gear 11 to ensure that the mobile gear 10 will not get stuck In case of slippage, a connecting block 15 and a counterweight hook 16 are provided on the connecting beam 13. The connecting block 15 is connected to the connecting beam 13 in a welding manner and is connected to the top of the connecting beam 13 for connecting to the rest of the lifting structure. The connecting block 15 is used to lift the lifting structure. The counterweight hook 16 is used to stabilize the connecting beam 13 in a lifting state. The counterweight hook 16 can hook a counterweight object to ensure that when the crushing device moves to the left, one end of the connecting beam 13 is too heavy and deviates. The moving gear 10 and the transmission gear 11 are connected and fixed by a lifting rotating rod. The lifting rotating rod is used to connect the two moving gears 10 and the transmission gear 11. The middle section of the lifting rotating rod is used to carry the lifting chain 9. A lifting chain 9 is provided on the lifting rotating rod. The lifting chain 9 can lift the crushing device through a lifting ring 8 to facilitate the use of the crushing device. One end of the lifting chain 9 is arranged on the lifting rotating rod, and the other end is arranged on the lifting ring 8, which is used to connect the crushing device and the lifting structure.

[0029] According to the above, the present embodiment is a heating furnace iron oxide scale crushing device, comprising: a motor 1 for driving the crushing device to operate, a reducer 2 is provided at the output end of the motor 1, which is used to strengthen the torque of the motor 1, a coupling 3 is provided at the output end of the reducer 2, the coupling 3 is used to connect and rotate a crushing head 5, the crushing head 5 and the coupling 3 are connected by a connecting rod 4, the crushing head 5 is used to crush and clean the iron oxide in the heating furnace, a bearing seat 6 for supporting the connecting rod 4 is provided on the connecting rod 4, a base 7 is provided at the fixed end of the bearing seat 6, which is used to carry the crushing device, and a lifting ring 8 is provided on the bearing seat 6 and the reducer 2, and there are at least four lifting rings 8, which are used to connect to the lifting structure.

[0030] The motor 1 is used to provide power for the entire device. After the torque is strengthened by the reducer 2, the crushing head 5 is driven to rotate through the coupling 3. The crushing head 5 is used to break the iron oxide scale on the inner side of the heating furnace.

[0031] According to the above, the present embodiment is that the hoisting structure includes: a connecting beam 13 arranged on a plane, the connecting beam 13 is hollow, and is provided with a moving gear 10 and a transmission gear 11, and there are at least four moving gears 10 and transmission gears 11, and all the transmission gears 11 are connected by a transmission belt 12, and the moving gear 10 and the transmission gear 11 are connected and fixed by a hoisting rotating rod, and a hoisting chain 9 is provided on the hoisting rotating rod, one end of the hoisting chain 9 is provided on the hoisting rotating rod, and the other end is provided on the lifting ring 8, which is used to connect the crushing device and the hoisting structure, and a sawtooth 14 is also provided in the connecting beam 13, and the sawtooth 14 is meshed with the transmission gear 11, and a connecting block 15 and a counterweight hook 16 are provided on the connecting beam 13, and the connecting block 15 is used to hoist the hoisting structure, and the counterweight hook 16 is used to stabilize the connecting beam 13 in a hoisting state.

[0032] When the crushing device needs to be used, the lifting chain 9 and the lifting rotating rod are hooked on the lifting ring 8 for connection, and then the device is connected to the remaining lifting structures through the connecting block 15. When it needs to move forward, the moving gear 10 is driven to move on the saw teeth 14, and the transmission gear 11 synchronizes the rotation of all the moving gears 10 through the transmission belt 12. When the moving gear 10 rotates and moves, a suitable counterweight is hooked on the counterweight hook 16.

[0033] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. Heating furnace iron oxide scale crushing device, characterized in that: include: A motor for driving the crushing device to operate, wherein a reducer is provided at the output end of the motor for increasing the torque of the motor; The output end of the reducer is provided with a coupling, and the coupling is used to connect and transmit the rotation of the motor to drive the crushing head; The crushing head and the coupling are connected by a connecting rod, and the crushing head is used for crushing and cleaning the iron oxide in the heating furnace; The connecting rod is provided with a bearing seat for supporting the connecting rod, and the fixed end of the bearing seat is provided with a base for carrying the crushing device; The bearing seat and the reducer are both provided with lifting rings, and there are at least four lifting rings, which are used to connect with the lifting structure; The hoisting structure includes: a connecting beam arranged on a plane, the connecting beam is hollow, and a moving gear and a transmission gear are arranged therein; there are at least four moving gears and transmission gears, and all the transmission gears are connected by a transmission belt; the moving gear and the transmission gear are connected and fixed by a hoisting rotating rod.

2. The heating furnace iron oxide scale crushing device according to claim 1, characterized in that: A hoisting chain is provided on the hoisting rotating rod, one end of the hoisting chain is provided on the hoisting rotating rod, and the other end is provided on the hoisting ring, and is used for connecting the crushing device and the hoisting structure.

3. The heating furnace iron oxide scale crushing device according to claim 1, characterized in that: The connecting beam is also provided with saw teeth, and the saw teeth are meshed with the transmission gear.

4. The heating furnace iron oxide scale crushing device according to claim 1, characterized in that: The connecting beam is provided with a connecting block and a counterweight hook, wherein the connecting block is used for hoisting the hoisting structure, and the counterweight hook is used for hoisting the connecting beam in a stable state.

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