Self-adaptive hanging structure of converter
View Patent ↗The invention discloses a self-adaptive hanging structure of a converter, including vertical connecting rod mechanisms connecting the lower edge of a backing ring body and a lower half converter body of the converter, and horizontal connecting rod mechanisms connecting the upper edge of the backing ring body and an upper half converter body of the converter; the horizontal connecting rod mechanisms are located above the vertical connecting rod mechanisms, the plane where the axis of a trunnion on the backing ring body and the axis of the backing ring body are located serves as the first reference plane, the symmetric center of each vertical connecting rod mechanisms is located in the radiation area of the first included angle, the two planes forming the first included angle coincide with the axis of the backing ring body, and the included angles being 15 degrees and 50 degrees are formed between the two planes and the first reference plane respectively. The invention makes the converter tilting without abnormal noise and running stably, which not only eliminates the super-static over-constraining problem, but also facilitates the converter suspension connecting rod mechanism to adapt to the working conditions, improves the service life of the hanging mechanism, makes the equipment long-term maintenance-free, realizes the main parts interchanging of the connecting rod mechanism, reduces equipment spare parts and equipment maintenance workload.
1 . A self-adaptive hanging structure of a converter, comprising:
a plurality of vertical connecting rod mechanisms connecting a lower edge of a backing ring body and a lower half furnace body of the converter; and
a plurality of horizontal connecting rod mechanisms connecting an upper edge of the backing ring body and an upper half furnace body of the converter;
wherein each of the horizontal connecting rod mechanisms is positioned above a corresponding one of the vertical connecting rod mechanisms;
wherein a plane defined by an axis of a trunnion on the backing ring body and an axis of the backing ring body serves as a first reference plane;
wherein a symmetric center of each of the vertical connecting rod mechanisms is located within a sector defined by a first included angle; two planes forming the first included angle pass through an axis of the backing ring body; included angles of 15° and 50° are formed between the two planes and the first reference plane, respectfully; each vertical connecting rod mechanism is symmetrically arranged about the first reference plane, and each horizontal connecting rod mechanism is symmetrically arranged about the first reference plane;
wherein the horizontal connecting rod mechanism comprises a first connecting rod seat, a horizontal connecting rod and a second connecting rod seat; the first connecting rod seat is disposed on the upper half of the furnace body, and the second connecting rod seat is disposed on the upper edge of the backing ring body; the horizontal connecting rod is hinged to the first connecting rod seat and the second connecting rod seat, respectively;
wherein the horizontal connecting rod mechanism further comprises a mounting position reference mark, located within a sector defined by a second included angle; a plane defined by the axis of the backing ring body and the center of symmetry of the vertical connecting rod mechanism serves as a second reference plane; and the mounting position reference mark is positioned within the sector defined by the second included angle, wherein two planes forming the second included angle pass through the axis of the backing ring body and form included angles of −10° and 10°, respectively, with the second reference plane.
2 . The structure of claim 1 , wherein the center of symmetry of each vertical connecting rod mechanism is co-planar with the axis of the backing ring body.
3 . The structure of claim 2 , wherein the mounting position reference mark is on the horizontal connecting rod.
4 . The structure of claim 3 , wherein the mounting position reference mark is at the center of the horizontal connecting rod.
5 . The structure of claim 4 , wherein the mounting position reference mark is an identification hole set on the horizontal connecting rod.
6 . The structure of claim 2 , wherein the vertical connecting rod mechanism comprises a third connecting rod seat, a vertical connecting rod and a fourth connecting rod seat; the third connecting rod seat sets on the lower half of the converter body, and the fourth connecting rod seat sets on the lower edge of the backing ring body; the third connecting rod seat and the fourth connecting rod seat are hinged to the vertical connecting rod respectively.
7 . The structure of claim 6 , wherein the horizontal connecting rod in each of the horizontal connecting rod mechanisms has the same shape and size as the vertical connecting rod in each of the vertical connecting rod mechanisms.
8 . The structure of claim 7 , wherein the first connecting rod seat and the second connecting rod seat are respectively rotatably connected to the horizontal connecting rod by means of a first joint bearing and a first articulated shaft, and the third connecting rod seat and the fourth connecting rod seat are respectively rotatably connected to the vertical connecting rod by means of a second joint bearing and a second articulated shaft; the first joint bearing and the second joint bearing have the same structure and size, and the first articulated shaft and the second articulated shaft have the same structure and size.