Blast furnace duct maintenance lift

Utility model name: blast furnace air duct maintenance device

 

Inventor: Luo Dianhua

 

Patent No.: ZL 2009 2 0292112.3

 

Patent application date: December 31, 2009

 

Patentee: Jinan Huabei Lifting Platform Manufacturing Co., Ltd.

 

Authorization announcement date: October 20, 2010

 

The utility model discloses a blast furnace air duct maintenance device, which comprises a vehicle chassis, which comprises a transmission mechanism, a traveling mechanism and a braking mechanism, which can be driven on a platform below the blast furnace air duct; the power system is arranged on the vehicle chassis and is driven by the vehicle. Providing power; the platform is arranged above the chassis of the vehicle; the platform lifting device is mounted on the chassis of the vehicle and connected to the platform for controlling the movement of the platform in the direction of the vertical chassis; the duct is placed directly above the platform for The air duct is placed; and the air tube seat is laterally moved, one end is connected to the air duct seat, and the other is connected to the platform for lateral movement of the air duct seat relative to the platform. After adopting the above structure, the vehicle chassis can control the movement of the device under the blast furnace air duct, and the lifting device can control the movement of the platform to a proper position when loading and unloading the air duct, and the air duct can be adjusted by adjusting the lateral movement device of the air tube seat. The left and right positions of the seat do not need to be manually replaced, which improves production efficiency.

 

The blast furnace air duct maintenance device (see photo) is a newly invented equipment of our company in 2009, including the chassis of the vehicle, including the transmission mechanism, driving mechanism and manufacturing mechanism, which can drive on the platform under the blast furnace duct; power system, setting On the vehicle disc, power is provided for driving the vehicle; the platform is arranged above the chassis of the vehicle; the platform lifting device is mounted on the chassis of the vehicle and connected to the platform for controlling the movement of the platform in the direction of the vertical chassis; the duct seat, It is placed directly above the platform for placing the air duct; and one end of the horizontal moving device of the air duct seat is connected to the air duct sump, and the other end is connected with the platform for lateral movement of the air duct sump relative to the platform. After adopting the above structure, the vehicle chassis can control the movement of the device under the blast furnace air duct, and the lifting device can control the movement of the platform to a proper position when loading and unloading the air duct, and the air duct can be adjusted by adjusting the lateral movement device of the air tube seat. The left and right positions of the seat do not need to be manually replaced, providing production efficiency.

 

Product parameters (the following table):

Figure 1. Handle, 2. Pull rod, 3. Rotary shaft, 6. Platform, 7. Hydraulic support leg, 8. Chassis, 9. Support frame, 10. Rear wheel, 11. Lifting cylinder, 12. Control box, 13. Protective plate, 14. Front wheel

Figure 2:

Figure 3. 6. Platform, 20. Mounting frame, 22. Chute, 30. Boiler tuyere connection, 31. Flange, 32. Support, 33. Front end, 34. Duct, 35. Small groove, 36. Intermediate groove, 37. Support, 38. Large groove, 39. Lateral moving cylinder, 40. Duct seat

 

 

 

Product specific structure performance and role:

 

The blast furnace air duct maintenance device is characterized in that it comprises:

 

The vehicle chassis (8), including the transmission mechanism, the traveling mechanism and the braking mechanism, can drive on the platform below the blast furnace air duct (34);

 

The power system is placed on the chassis (8) to provide power for driving the vehicle;

 

a platform (6) disposed above the chassis (8);

 

a platform lifting device mounted on the chassis (8) and connected to the platform (6) for controlling the platform (6) to move in the direction of the vertical chassis (8);

 

a duct seat placed directly above the platform for placing the duct (34); and

 

The air duct seat lateral moving device has one end connected to the air duct (34) receiving seat (5) and the other end connected to the platform (6) for laterally moving the air duct (34) housing relative to the platform (6).

 

The blast furnace air duct maintenance device according to claim 1, further comprising a left and right adjustment mechanism, the left and right adjustment mechanism having a rotation shaft (3) rotatably coupled to the base (41) and located at the base (41) The two steering wheels (42) at the front end and the tie rods (2) with handles (1) connected to the steering wheel shaft are fixed to the front end of the chassis (8).

 

3. The blast furnace duct maintenance apparatus according to claim 1, wherein said power system has a power source (28), an electric motor (25) and a motor controller (24), wherein the power source (28) is a plurality of batteries connected in series. It is electrically connected to the motor (25), the motor (25) is operated in cooperation with the motor controller (24), and the output shaft is coupled to the transmission mechanism.

 

The blast furnace air duct maintenance device according to claim 1, 2 or 3, wherein the air duct (34) housing comprises a small groove (35) and an intermediate groove (36) in order from left to right. ), a support portion (37) and a large groove (38) that cooperates with the boiler tuyere connection portion (30) of the air duct (34); the intermediate groove (36) and the air duct ( 34) the flange (31) is matched; the support portion (37) is matched with the air tube (34) support (32); the large groove (38) is matched with the front end (33) of the air duct (34), and the small concave The groove (35), the intermediate groove (36) and the large groove (38) have a U-shaped cross section.

 

The blast furnace air duct maintenance device according to claim 1, 2 or 3, wherein the lifting device has two sets of support frames (9) and one lifting cylinder (11); the support frames are respectively arranged at Both sides of the frame have two support rods hinged in an X shape, the support rods are hinged at one end to the lower plane of the platform (6), and the other end is hinged to the vehicle chassis (8); On the chassis (8), the cylinder rod is connected to the support frame (6).

 

The blast furnace air duct maintenance device according to claim 1, 2 or 3, wherein the air tube seat lateral movement device comprises a laterally moving cylinder (39), and the cylinder of the laterally moving cylinder passes through the mounting bracket (20) Fixed on the platform, the end of the mounting bracket is provided with a sliding slot (22), and the cylinder rod of the laterally moving cylinder is connected to the air duct accommodating seat (5) through the sliding slot (22).

 

The blast furnace air duct maintenance device according to claim 1, 2 or 3, characterized in that the left and right sides of the vehicle chassis (8) are connected with hydraulic support legs (7).

 

The blast furnace air duct maintenance device according to claim 5, wherein the lifting cylinder is an electric cylinder, a hydraulic cylinder or a pneumatic cylinder.

 

The blast furnace air duct maintenance device according to claim 6, wherein the lateral moving cylinder is an electric cylinder, a hydraulic cylinder or a pneumatic cylinder.

 

The blast furnace air duct maintenance device according to any one of claims 1, 2, 3, 7 or 8, characterized in that the front end of the vehicle chassis (8) is provided with a protective plate (13).