CN217202818U

CN217202818U - Special spraying device for preventing converter oxygen lance from adhering slag

Info

Publication number: CN217202818U
Application number: CN202123088676.5U
Authority: CN
Inventors: 刘培民; 陈保战
Original assignee: Puyang Yuantai High Tech Metallurgical Material Co ltd
Current assignee: Puyang Yuantai High Tech Metallurgical Material Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-08-16
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a special spraying device for preventing slag from adhering on a converter oxygen lance, which comprises a liquid storage cylinder and a spraying component positioned at the upper end of a converter body; the bottom of the liquid storage cylinder is of a conical table structure which is gradually reduced from top to bottom, a liquid outlet pipe is mounted at a discharge port at the bottom end of the liquid storage cylinder, an electric valve is arranged at the end part of the liquid outlet pipe, a pump body is connected at the discharge port of the liquid outlet pipe, a liquid conveying pipe is mounted at the discharge port of the pump body, three support legs are equidistantly arranged at the bottom end of the liquid storage cylinder, and cushion pads are arranged at the bottom ends of the support legs; the spraying assembly comprises an annular pipe, a spray head, supporting rods and fixing rings, the supporting rods are fixed on the front side and the rear side of the upper end of the converter body, the fixing rings are fixed on the upper ends of the supporting rods, the annular pipe is sleeved in the fixing rings, and the special spraying device for preventing the converter oxygen lance from being hung slag is simple in structure, convenient to operate and higher in working efficiency.

Description

Special spraying device for preventing converter oxygen lance from adhering slag

Technical Field

The utility model relates to a steelmaking spraying device technical field specifically is a special spraying device of slag is prevented hanging by converter oxygen rifle.

Background

Because the production characteristics of converter self, the problem of bonding slag ubiquitous exists in the fire door department of converter, and these slag need be detached with high temperature slag separant, and present mostly carry out the spraying through a shower nozzle to the cooperation is adjusted the height and the angle of shower nozzle so as to reach the purpose that makes bonding slag break away from, and this kind of spraying mode is not only complicated in structure, troublesome poeration, and work efficiency is low moreover, can not satisfy current user demand.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a converter oxygen rifle prevents hanging special spraying device of sediment, simple structure, convenient operation, work efficiency are higher, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special spraying device for preventing slag adhering of a converter oxygen lance comprises a liquid storage cylinder and a spraying component positioned at the upper end of a converter body;

the bottom of the liquid storage cylinder is of a conical table structure which is gradually reduced from top to bottom, a liquid outlet pipe is mounted at a discharge port at the bottom end of the liquid storage cylinder, an electric valve is arranged at the end part of the liquid outlet pipe, a pump body is connected at the discharge port of the liquid outlet pipe, a liquid conveying pipe is mounted at the discharge port of the pump body, three support legs are equidistantly arranged at the bottom end of the liquid storage cylinder, and cushion pads are arranged at the bottom ends of the support legs;

the spraying component comprises an annular pipe, a spray head, a support rod and a fixing ring, the support rod is fixed on the front side and the rear side of the upper end of the converter body, the fixing ring is fixed on the upper end of the support rod, the annular pipe is sleeved in the fixing ring, at least four spray heads are arranged on the bottom side of the annular pipe, the spray heads are arranged around the central shaft of the annular pipe in an equidistant array mode, the liquid inlets of the spray heads are communicated with the inner cavity of the annular pipe, the spraying direction of the spray heads is located on the inner side of the feed inlet at the upper end of the converter body, the liquid outlet of a liquid conveying pipe is communicated with the inner cavity of the annular pipe, a pump body conveys a high-temperature steel slag separant in a liquid storage cylinder into the annular pipe through the liquid conveying pipe, the steel slag in the furnace mouth of the converter body is sprayed through the spray heads, at least four spray heads are arranged in the annular pipe in an equidistant mode, and the comprehensiveness of steel slag spraying in the furnace mouth of the converter body is improved, through setting up the spraying subassembly, need not to adjust the height and the angle of shower nozzle, can reach the good spraying effect of steel slag in the converter body fire door, simple structure, convenient operation has saved the used time of spraying.

Furthermore, the liquid outlet pipe and the liquid conveying pipe are both steel wire pipes, the situation of breakage caused by overlarge pressure is reduced, and meanwhile, the safety is improved.

Further, the inner chamber upper end demountable installation of liquid storage cylinder has the filter, the upside tip of filter articulates the upper end side at the liquid storage cylinder through the couple, the couple is "U" shape structure, through setting up the couple convenience to dismantle and install the filter, through setting up the filter, prevents when the slag of revolving furnace fire door is handled, and the dust granule in slag granule or the air drops in the liquid storage cylinder, has avoided drain pipe and transfer line to cause the condition of jam, has guaranteed the smooth transport to high temperature slag separant, and the practicality is strong.

Compared with the prior art, the beneficial effects of the utility model are that: this special spraying device of slag bonding is prevented to converter oxygen rifle has following benefit:

1. the pump body passes through the drain pipe and carries the high temperature slag separant in the liquid storage barrel in the looped pipeline through the transfer line to carry the slag in the converter body fire door through the shower nozzle and carry out the spraying, through being no less than four shower nozzles that the equidistance set up in the looped pipeline, the comprehensiveness of slag spraying in the converter body fire door has been improved, through setting up the spraying subassembly, need not to adjust the height and the angle of shower nozzle, can reach the good spraying effect of slag in the converter body fire door, moreover, the steam generator is simple in structure, and convenient for operation, the used time of spraying has been saved.

2. Drain pipe and transfer line are the steel wire pipe, have reduced and have caused the ruptured condition because of pressure is too big, the security has been improved simultaneously, through setting up the couple convenience to the filter dismantle and install, through setting up the filter, when preventing to handle the slag of converter mouth, the dust granule in slag granule or the air drops in the liquid storage cylinder, has avoided drain pipe and transfer line to cause the condition of jam, has guaranteed the smooth transport to high temperature slag separant, therefore, the clothes hanger is strong in practicability.

Drawings

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

fig. 2 is a schematic view of the structure of the upper side of the liquid storage cylinder of the present invention.

In the figure: 1 converter body, 2 spraying assembly, 21 ring pipe, 22 shower nozzles, 23 bracing pieces, 24 solid fixed rings, 3 liquid storage cylinder, 4 drain pipes, 5 pump bodies, 6 transfer lines, 7 electric valve, 8 landing legs, 9 blotters, 10 filter plates, 11 couples.

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.

Example one

Referring to fig. 1-2, the present invention provides a technical solution: a special spraying device for preventing slag adhering of a converter oxygen lance comprises a liquid storage cylinder 3 and a spraying component 2 positioned at the upper end of a converter body 1;

the bottom of the liquid storage cylinder 3 is of a conical table structure which is gradually reduced from top to bottom, a liquid outlet pipe 4 is installed at a discharge port at the bottom end of the liquid storage cylinder 3, an electric valve 7 is arranged at the end part of the liquid outlet pipe 4, a pump body 5 is connected at the discharge port of the liquid outlet pipe 4, a liquid conveying pipe 6 is installed at the discharge port of the pump body 5, three support legs 8 are equidistantly arranged at the bottom end of the liquid storage cylinder 3, and cushion pads 9 are arranged at the bottom ends of the support legs 8;

the spraying component 2 comprises an annular pipe 21, a spray head 22, a support rod 23 and a fixing ring 24, the support rod 23 is fixed on the front side and the rear side of the upper end of the converter body 1, the fixing ring 24 is fixed on the upper end of the support rod 23, the annular pipe 21 is sleeved in the fixing ring 24, at least four spray heads 22 are arranged on the bottom side of the annular pipe 21, the spray heads 22 are arranged around the central shaft of the annular pipe 21 in an equidistant array mode, a liquid inlet of each spray head 22 is communicated with an inner cavity of the annular pipe 21, the liquid spraying direction of each spray head 22 is located on the inner side of a feed inlet at the upper end of the converter body 1, a liquid outlet of each liquid conveying pipe 6 is communicated with the inner cavity of the annular pipe 21, the pump body 5 conveys the high-temperature steel slag separant in the liquid storage barrel 3 into the annular pipe 2121 through the liquid conveying pipe 6 through the liquid conveying pipes 4, the spray heads 22 spray the steel slag in the furnace mouth of the converter body 1, at least four spray heads 22 are arranged in the annular pipe 21 in an equidistant mode, the spraying device has the advantages that the comprehensiveness of spraying the steel slag in the converter mouth of the converter body 1 is improved, the spraying component 2 is arranged, the height and the angle of the spray head 22 are not required to be adjusted, the good spraying effect of the steel slag in the converter mouth of the converter body 1 can be achieved, the structure is simple, the operation is convenient, and the time for spraying is saved.

The liquid outlet pipe 4 and the liquid conveying pipe 6 are both steel wire pipes, so that the condition of breakage caused by overlarge pressure is reduced, and meanwhile, the safety is improved.

Demountable installation has filter 10 on the inner chamber of liquid storage cylinder 3, the upside tip of filter 10 articulates at the upper end side of liquid storage cylinder 3 through couple 11, couple 11 is "U" shape structure, it is convenient to dismantle and install filter 10 through setting up couple 11, through setting up filter 10, prevent when handling the slag of converter fire door, the dust granule in slag granule or the air drops in liquid storage cylinder 3, avoided drain pipe 4 and transfer line 6 to cause the condition of jam, guaranteed the smooth transport to high temperature slag separant, therefore, the clothes hanger is strong in practicability.

When in use: the pump body 5 conveys the high-temperature steel slag separant in the liquid storage cylinder 3 into the annular pipe 2121 through the liquid outlet pipe 4, the steel slag in the mouth of the converter body 1 is sprayed through the spray nozzles 22, the spraying comprehensiveness of the steel slag spraying in the mouth of the converter body 1 is improved through the at least four spray nozzles 22 which are equidistantly arranged in the annular pipe 21, the spraying assembly 2 is arranged, the height and the angle of the spray nozzles 22 are not required to be adjusted, the good spraying effect of the steel slag in the mouth of the converter body 1 can be achieved, the structure is simple, the operation is convenient, the time for spraying is saved, the liquid outlet pipe 4 and the liquid outlet pipe 6 are both steel wire pipes, the condition of breakage caused by overlarge pressure is reduced, the safety is improved, the filter plate 10 is convenient to detach and install through the hook 11, through the filter plate 10, when the steel slag at the mouth of the converter is prevented from being treated, the steel slag particles or the dust particles in the air drop in the liquid storage cylinder 3, so that the situation that the liquid outlet pipe 4 and the liquid conveying pipe 6 are blocked is avoided, the smooth conveying of the high-temperature steel slag separant is ensured, and the practicability is high.

It should be noted that the input ends of the pump body 5 and the electric valve 7 disclosed in this embodiment are respectively electrically connected to the output end of the external control switch, and the external control switch controls the operation of the pump body 5 and the electric valve 7 by a method commonly used in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides a special spraying device of slag is prevented hanging by converter oxygen rifle, includes liquid storage cylinder and the spraying subassembly that is located converter body upper end, its characterized in that:

the spraying assembly comprises an annular pipe, a sprayer, supporting rods and fixing rings, the supporting rods are fixed on the front side and the rear side of the upper end of the converter body respectively, the upper ends of the supporting rods are fixed on the fixing rings respectively, the annular pipe is sleeved in the fixing rings, four sprayers are not less than arranged on the bottom side of the annular pipe, the sprayers are arranged around the central axis of the annular pipe in an equidistant array mode, the liquid inlet of the sprayers is communicated with the inner cavity of the annular pipe, the liquid spraying direction of the sprayers is located on the inner side of a feed inlet at the upper end of the converter body, and the liquid outlet of the liquid conveying pipe is communicated with the inner cavity of the annular pipe.

2. The special spraying device for preventing the converter oxygen lance from adhering slag according to claim 1, which is characterized in that: the liquid outlet pipe and the liquid conveying pipe are both steel wire pipes.

3. The special spraying device for preventing the slag adhering of the converter oxygen lance of claim 1 is characterized in that: the filter is detachably mounted at the upper end of the inner cavity of the liquid storage cylinder, the upper end part of the filter is hung on the upper end side edge of the liquid storage cylinder through a hook, and the hook is of a U-shaped structure.