CN-224227109-U - Distributor

CN224227109UCN 224227109 UCN224227109 UCN 224227109UCN-224227109-U

Abstract

The application discloses a distributor, wherein a cylindrical groove and a feeding hole communicated with the side wall of the cylindrical groove are arranged in a mounting structure, an included angle exists between the axis of the feeding hole and the axis of the cylindrical groove, gas powder enters the cylindrical groove from the feeding hole, and the gas powder has a rotating operation trend and promotes the mixing of the gas powder. The cylindrical bulge in the mounting structure is positioned in the cylindrical groove, one end of the cylindrical bulge is connected with the bottom of the cylindrical groove, the cylindrical bulge inner hole is communicated with the feeding hole, the distributor is also provided with a top cover structure which is connected with the mounting structure and covers the notch of the cylindrical groove, the cylindrical part of the top cover structure stretches into the cylindrical bulge inner hole in a suspended manner and is spaced with the cylindrical bulge, and a plurality of discharging holes are communicated with one end of the inner hole of the cylindrical part at intervals. The path of the gas powder running in the distributor is increased, the gas powder is mixed more uniformly, the mixing effect of the uniformly mixed gas powder and a molten pool is better, the quality of the finally obtained steel can be improved, and the technical problem that the quality of the obtained steel is not ideal is solved to a certain extent.

Inventors

WANG TONGHE
DONG WENLIANG
LI HAIBO
ZHOU HAICHEN
DENG XIAOXUAN
ZHANG CONGCONG
LUO YANZHAO
JIA LIUBING

Assignees

首钢集团有限公司

Dates

Publication Date: 20260512
Application Date: 20250605

Claims (10)

1. A dispenser, comprising: The installation structure is provided with a cylindrical groove, a feeding hole and a cylindrical bulge, the notch of the cylindrical groove is radially contracted, the feeding hole is communicated with the side wall of the cylindrical groove, an included angle exists between the axis of the cylindrical groove and the axis of the cylindrical groove, the cylindrical bulge is positioned in the cylindrical groove, one end of the cylindrical bulge is connected with the bottom of the cylindrical groove, and the inner hole of the cylindrical bulge is communicated with the feeding hole; The top cover structure is connected with the mounting structure and covers the notch of the cylindrical groove, the top cover structure is provided with a cylindrical part and a plurality of discharging holes, the cylindrical part stretches into the inner hole of the cylindrical protrusion in a suspending mode and is separated from the cylindrical protrusion, and the discharging holes are communicated with one end of the inner hole of the cylindrical part at intervals.
2. The dispenser of claim 1, wherein the plurality of discharge holes are uniformly spaced along the circumference of the cylindrical portion and each communicate with one end of the bore of the cylindrical portion.
3. The dispenser of claim 2, wherein the cap structure is further provided with: The dividing part is connected with the inner peripheral wall of the cylindrical part, a plurality of through holes are formed between the dividing part and the inner peripheral wall of the cylindrical part, the through holes are spaced along the circumferential direction of the cylindrical part, and each through hole is opposite to one discharging hole.
4. A dispenser according to claim 3, wherein the cap structure comprises: The cover body is connected with the mounting structure and covers the notch of the cylindrical groove, one end of the cylindrical part is connected with the cover body and extends into the cylindrical groove, and the discharge hole is formed in the cover body and is communicated with one end of the inner hole of the cylindrical part; the guide part is connected with the cover body and a plurality of discharge holes surround the guide part.
5. The dispenser of any one of claims 1-4, wherein the cylindrical portion is coaxial with the cylindrical protrusion, the outer diameter of the cylindrical portion is smaller than the inner diameter of the cylindrical protrusion, and the cylindrical portion is spaced from the groove bottom.
6. The dispenser of any one of claims 1-4, wherein the cylindrical protrusion is coaxial with and lower than the cylindrical groove, the outer diameter of the cylindrical protrusion is smaller than the groove diameter of the cylindrical groove, and one end of the feed hole is communicated to the groove wall of the cylindrical groove and opposite to the cylindrical protrusion.
7. The dispenser of any one of claims 1-4, wherein the feed aperture is located at an end of the cylindrical slot remote from the cap structure.
8. The dispenser of any one of claims 1-4, wherein the mounting structure is provided with two feed holes spaced apart from and in communication with the side walls of the cylindrical slot, the mounting structure further comprising: and the control valve is connected with the mounting structure and used for controlling the on-off of one feeding hole.
9. The dispenser of claim 8, wherein two of the feed holes are respectively connected to two sides of the cylindrical groove, axes of the two feed holes extend in the same direction, and openings of the two feed holes face opposite directions.
10. The dispenser of any one of claims 1-4, wherein the mounting structure comprises: The main body is cylindrical, the feeding hole is formed in the main body, one end of the main body radially contracts, and the main body is detachably connected with the top cover structure; An annular portion having an outer peripheral wall connected to an inner peripheral wall of one end of the main body, one end of the cylindrical portion being connected to the annular portion; the base is detachably connected with the main body and seals the inner hole of the annular part, and the base and the annular part seal the other end of the main body to form the cylindrical groove.

Description

Distributor Technical Field The application belongs to the technical field of converter bottom powder spraying related equipment, and particularly relates to a distributor. Background The powder is blown into the molten pool through the bottom blowing spray gun of the converter, so that the contact area of the powder and molten steel is obviously enlarged, the stirring effect of the molten pool is enhanced, and the quality of steel is improved. The gas powder at the bottom of the converter can enter a molten pool through the blowing tank and the spray gun. At present, a distributor is arranged between the blowing tank and the spray gun, and powder is sprayed into a molten pool through the spray gun after being distributed in the distributor. However, the quality of the finally obtained steel is affected by the fact that the gas and the powder are not uniformly mixed in the distributor, and the quality of the obtained steel is not ideal. Disclosure of utility model The application aims to solve the technical problem that the quality of the obtained steel is not ideal to a certain extent at least. To this end, the application provides a dispenser. An embodiment of the present application provides a dispenser including: The installation structure is provided with a cylindrical groove, a feeding hole and a cylindrical bulge, the notch of the cylindrical groove is radially contracted, the feeding hole is communicated with the side wall of the cylindrical groove, an included angle exists between the axis of the cylindrical groove and the axis of the cylindrical groove, the cylindrical bulge is positioned in the cylindrical groove, one end of the cylindrical bulge is connected with the bottom of the cylindrical groove, and the inner hole of the cylindrical bulge is communicated with the feeding hole; The top cover structure is connected with the mounting structure and covers the notch of the cylindrical groove, the top cover structure is provided with a cylindrical part and a plurality of discharging holes, the cylindrical part stretches into the inner hole of the cylindrical protrusion in a suspending mode and is separated from the cylindrical protrusion, and the discharging holes are communicated with one end of the inner hole of the cylindrical part at intervals. In some or some embodiments, the plurality of discharge holes are uniformly distributed at intervals along the circumferential direction of the cylindrical portion, and all communicate with one end of the inner hole of the cylindrical portion. In some or some embodiments, the roof structure is further provided with: The dividing part is connected with the inner peripheral wall of the cylindrical part, a plurality of through holes are formed between the dividing part and the inner peripheral wall of the cylindrical part, the through holes are spaced along the circumferential direction of the cylindrical part, and each through hole is opposite to one discharging hole. In some or some embodiments, the roof structure includes: The cover body is connected with the mounting structure and covers the notch of the cylindrical groove, one end of the cylindrical part is connected with the cover body and extends into the cylindrical groove, and the discharge hole is formed in the cover body and is communicated with one end of the inner hole of the cylindrical part; the guide part is connected with the cover body and a plurality of discharge holes surround the guide part. In some or some embodiments, the cylindrical portion is coaxial with the cylindrical protrusion, an outer diameter of the cylindrical portion is smaller than an inner diameter of the cylindrical protrusion, and the cylindrical portion is spaced from the groove bottom. In some or some embodiments, the cylindrical protrusion is coaxial with and lower than the cylindrical groove, the outer diameter of the cylindrical protrusion is smaller than the groove diameter of the cylindrical groove, and one end of the feed hole is communicated to the groove wall of the cylindrical groove and is opposite to the cylindrical protrusion. In some or some embodiments, the feed aperture is located at an end of the cylindrical groove remote from the cap structure. In some or some embodiments, the mounting structure is provided with two feed holes spaced apart from and in communication with the side walls of the cylindrical slot, the mounting structure further comprising: and the control valve is connected with the mounting structure and used for controlling the on-off of one feeding hole. In some or some embodiments, the two feeding holes are respectively communicated to two sides of the cylindrical groove, the axes of the two feeding holes extend along the same direction, and the openings of the two feeding holes face opposite directions. In some or some embodiments, the mounting structure comprises: The main body is cylindrical, the feeding hole is formed in the main body, one end of the main body radially contracts