CN210065835U

CN210065835U - Molten iron stirring device

Info

Publication number: CN210065835U
Application number: CN201920780612.5U
Authority: CN
Inventors: 刘升阳
Original assignee: Individual
Current assignee: Dalian Huarui Heavy Industry Casting Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-02-14
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a molten iron stirring device in the technical field of ferrous metallurgy, which comprises a box body, wherein a feed inlet is arranged at the top of the box body, an opening is formed in the center of the top of the box body, the feed inlet is positioned on the left side of the opening, two groups of first electric push rods which are bilaterally symmetrical are fixedly connected to the top of the box body, a lifting plate is fixedly connected to the top of the two groups of first electric push rods, a motor is arranged at the bottom of the lifting plate, a rotating rod is fixedly connected to the bottom power output end of the motor, the bottom of the rotating rod penetrates through the opening and is inserted and connected into the box body, four groups of sliding rails which are distributed in an array shape are arranged on the side wall of an inner cavity of the box body, and a lifter is slidably connected onto the sliding rails; the desulfurizer is conveniently and uniformly injected into molten iron, and the mixing effect is improved; the stirring range of the molten iron is increased, the full desulphurization is facilitated, the desulphurization efficiency is improved, and the wide application is facilitated.

Description

Molten iron stirring device

Technical Field

The utility model relates to a ferrous metallurgy technical field specifically is a molten iron agitating unit.

Background

In the metallurgical industry, a stirring desulphurization method is a common molten iron external desulphurization technology, and the desulphurization method is characterized in that a stirrer with a fireproof outer lining is immersed into a molten iron tank for rotary stirring, so that molten iron generates a vortex, and a weighed desulfurizer is added to the surface of the molten iron by a feeder, is involved into the molten iron by the vortex, is mixed and reacts with high-temperature molten iron, and achieves the aim of desulphurization.

The stirrer is an important part in the desulfurization device, and the stirrer in the prior art consists of a rotating shaft and a cross-shaped blade. The stirrer core is made of metal material by casting, and the working lining is made of refractory castable by integral casting. When stirring for desulfurization, molten iron obtains good desulfurization power conditions, the desulfurizer can be fully utilized, and the desulfurization efficiency is improved.

Most of the existing molten iron stirring impurities are too simple, the impurities in the molten iron cannot be filtered, and the molten iron and a desulfurizer are poor in mixing effect and inconvenient to fully desulfurize.

For example, chinese patent application No. CN201220477933.6 discloses a molten iron stirrer, which comprises a main shaft, at least two auxiliary shafts connected to the main shaft, a main driving device for driving the main shaft to rotate, stirring blades rotatably disposed on the auxiliary shafts, and an auxiliary driving device for driving the stirring blades to rotate, wherein although the above invention can effectively increase the area of the desulfurizing agent dispersing area in the molten iron, the device cannot filter and remove impurities in the molten iron, and the purity of the molten iron is low; the desulfurizer can be injected into molten iron uniformly in a simple mode; this device can not drive the agitator and reciprocate, and molten iron stirring efficiency is poor, and desulfurization efficiency is low, and is of a specified duration consuming time.

Based on this, the utility model designs a molten iron agitating unit to solve above-mentioned problem.

Disclosure of Invention

The utility model aims to provide a molten iron stirring device, which can solve the problems that although the area of a desulfurizer dispersion area in molten iron can be effectively increased, the device can not filter and remove impurities in the molten iron, and the purity of the molten iron is low; the desulfurizer can be injected into molten iron uniformly in a simple mode; this device can not drive the agitator and reciprocate, and molten iron stirring efficiency is poor, and desulfurization efficiency is low, problem of consuming time for a long time.

In order to achieve the above object, the utility model provides a following technical scheme: a molten iron stirring device comprises a box body, wherein a feed inlet is arranged at the top of the box body, an opening is arranged at the center of the top of the box body, the feed inlet is positioned on the left side of the opening, two groups of first electric push rods which are bilaterally symmetrical are fixedly connected to the top of the box body, a lifting plate is fixedly connected to the top of the two groups of first electric push rods, a motor is arranged at the bottom of the lifting plate, a rotating rod is fixedly connected to the bottom power output end of the motor, the bottom of the rotating rod penetrates through the opening and is in plug-in connection with the inside of the box body, two groups of vertically symmetrical stirrers are fixedly connected to the circumferential outer side wall of the rotating rod, four groups of sliding rails which are distributed in an array shape are arranged on the inner cavity side wall of the box body, a lifter is connected to the sliding rails in a rotating mode through a bearing and is rotatably connected with the circumferential, the filter screen is located the below of slide rail, it is provided with second electricity push rod to run through on the left side wall of box, the right side rigid coupling of second electricity push rod has the scaler, the scaler butt in the top of filter screen, be provided with the scum hole on the right side wall of box, the inner chamber rigid coupling of scum hole has the switch ware, the inner chamber bottom rigid coupling of box has the swash plate, the right side wall top of box is provided with the bin outlet.

Preferably, the front side and the rear side of the box body are respectively provided with a desulfurizer pipe, a plurality of groups of calandria distributed in an array shape are fixedly connected to the desulfurizer pipes, and the calandria is inserted in the box body, so that the desulfurizer can be uniformly injected into the box body.

Preferably, the riser includes the bearing frame, the circumference outside rigid coupling of bearing frame amount has four groups to be the connecting rod that array form distributes, the rigid coupling has the slider on the connecting rod, slider and slide rail sliding connection are convenient for carry on spacingly to the bull stick.

Preferably, the scraper comprises a push plate, the left side of the bottom of the push plate is rotatably connected with a roller, and the right side of the bottom of the push plate is fixedly connected with an arc-shaped scraper plate, so that impurities can be scraped conveniently.

Preferably, the switch includes the fixed plate, the inner chamber rigid coupling of fixed plate has third electric push rod, the bottom rigid coupling of third electric push rod has the picture peg, is convenient for control impurity switch.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages that the filter screen is fixedly connected with the inner side wall of the box body, the second electric push rod is matched with the third electric push rod, and the filtered impurities are pushed to the slag discharge port by the scraper, so that the impurities in the molten iron can be automatically filtered and can be automatically discharged conveniently, time and labor are saved, and the device can continuously work conveniently; the desulfurizer pipes are arranged on the front side and the rear side of the box body, and a plurality of groups of calandria distributed in an array shape are fixedly connected on the desulfurizer pipes, so that the desulfurizer can be uniformly injected into molten iron, and the mixing effect is improved; the stirrer is driven to move up and down through the first electric push rod, the stirring range of molten iron is improved, sufficient desulfurization is facilitated, the desulfurization efficiency is improved, and the wide application is facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a left side view of the present invention;

FIG. 3 is a schematic view of the structure of the lifter of the present invention;

FIG. 4 is a schematic view of the scraper of the present invention;

fig. 5 is a schematic diagram of the structure of the switch of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-box body, 2-feed inlet, 3-through port, 4-first electric push rod, 5-lifting plate, 6-motor, 7-rotating rod, 8-stirrer, 9-sliding rail, 10-lifter, 101-bearing seat, 102-connecting rod, 103-sliding block, 11-filter screen, 12-second electric push rod, 13-scraper, 131-push plate, 132-roller, 133-arc scraper, 14-slag discharge port, 15-switch, 151-fixing plate, 152-third electric push rod, 153-plug plate, 16-inclined plate, 17-discharge port, 18-desulfurizer pipe and 19-discharge pipe.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a molten iron stirring device comprises a box body 1, wherein a feed inlet 2 is arranged at the top of the box body 1, an opening 3 is arranged at the center of the top of the box body 1, the feed inlet 2 is positioned at the left side of the opening 3, two groups of first electric push rods 4 which are bilaterally symmetrical are fixedly connected at the top of the box body 1, a lifting plate 5 is fixedly connected at the top of the two groups of first electric push rods 4, a motor 6 is arranged at the bottom of the lifting plate 5, a bottom power output end of the motor 6 is fixedly connected with a rotating rod 7, the bottom of the rotating rod 7 penetrates through the opening 3 and is inserted into the box body 1, two groups of stirrers 8 which are vertically symmetrical are fixedly connected with the circumferential outer side wall of the rotating rod 7, four groups of sliding rails 9 which are distributed in an array shape are arranged on the inner cavity side wall of the box body 1, a lifter 10 is slidably connected on the sliding rails 9, the horizontal rigid coupling of inner chamber lateral wall of box 1 has filter screen 11, filter screen 11 is located the below of slide rail 9, it is provided with second electric putter 12 to run through on the left side wall of box 1, the right side rigid coupling of second electric putter 12 has scaler 13, scaler 13 butt in the top of filter screen 11, be provided with row cinder notch 14 on the right side wall of box 1, the inner chamber rigid coupling of row cinder notch 14 has switch 15, the inner chamber bottom rigid coupling of box 1 has swash plate 16, the right side wall top of box 1 is provided with bin outlet 17.

Furthermore, the front side and the rear side of the box body 1 are both provided with desulfurizer pipes 18, a plurality of groups of calandria pipes 19 which are distributed in an array shape are fixedly connected to the desulfurizer pipes 18, and the calandria pipes 19 are inserted into the box body 1, so that the desulfurizer can be uniformly injected into the box body 1.

Furthermore, the lifter 10 comprises a bearing seat 101, four groups of connecting rods 102 distributed in an array shape are fixedly connected to the outer side of the circumference of the bearing seat 101, a sliding block 103 is fixedly connected to the connecting rods 102, and the sliding block 103 is slidably connected with the sliding rail 9, so that the rotating rod 7 is limited.

Further, the scraper 13 comprises a push plate 131, the left side of the bottom of the push plate 13 is rotatably connected with a roller 132, and the right side of the bottom of the push plate 131 is fixedly connected with an arc-shaped scraper 133, so that impurities can be scraped conveniently.

Further, the switch 15 includes a fixing plate 151, a third electric push rod 152 is fixedly connected to an inner cavity of the fixing plate 151, and an inserting plate 153 is fixedly connected to a bottom of the third electric push rod 152, so as to control the opening and closing of the impurity.

One specific application of this embodiment is: the utility model is suitable for the desulfurization of molten iron, in particular to a molten iron stirring device, when in use, the molten iron is injected into a box body 1 through a feed inlet 2, a motor 6 is started, the motor 6 drives a rotating rod 7 to rotate, the molten iron is stirred through two groups of stirrers 8, a desulfurizing agent is injected into a desulfurizing agent pipe 18, the desulfurizing agent is evenly injected into the molten iron through a plurality of groups of calandrias 19, a first electric push rod 4 is controlled through an external electric control switch, the motor 6 is driven to move up and down through a lifting plate 5, the stirrers 8 are conveniently driven to move up and down, the molten iron stirring effect is improved, the sufficient desulfurization is convenient, a lifter 10 slides on a slide rail 9 through a slide block 103, the rotating rod 7 is convenient to limit, the molten iron is filtered through a filter screen 11, the molten iron is discharged through a discharge port 17 under the guidance of an inclined plate 16, impurities filtered by the filter screen 11 are positioned, the third electric push rod 152 is started by pushing the impurities to the right through the arc-shaped scraper 133, the third electric push rod 152 contracts to drive the inserting plate 153 to retract upwards into the fixing plate 151, the slag discharging port 14 is opened, and the impurities are discharged.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a molten iron agitating unit, includes box (1), its characterized in that: the top of the box body (1) is provided with a feed inlet (2), the top center of the box body (1) is provided with a through hole (3), the feed inlet (2) is positioned on the left side of the through hole (3), the top of the box body (1) is fixedly connected with two groups of first electric push rods (4) which are bilaterally symmetrical, the top of the two groups of first electric push rods (4) is fixedly connected with a lifting plate (5), the bottom of the lifting plate (5) is provided with a motor (6), the bottom power output end of the motor (6) is fixedly connected with a rotating rod (7), the bottom of the rotating rod (7) penetrates through the through hole (3) and is inserted into the box body (1), the circumferential outer side wall of the rotating rod (7) is fixedly connected with two groups of vertically symmetrical stirrers (8), the inner cavity side wall of the box body (1) is provided with four groups of slide rails (9) which are distributed in an array shape, and, and the lifter (10) is rotatably connected with the outer side wall of the circumference of the rotating rod (7) through a bearing, the lifter (10) comprises a bearing seat (101), four groups of connecting rods (102) distributed in an array form are fixedly connected to the outer side of the circumference of the bearing seat (101), a sliding block (103) is fixedly connected to the connecting rod (102), the sliding block (103) is slidably connected with a sliding rail (9), the lifter (10) is positioned between two groups of stirrers (8), a filter screen (11) is horizontally and fixedly connected to the side wall of the inner cavity of the box body (1), the filter screen (11) is positioned below the sliding rail (9), a second electric push rod (12) is arranged on the left side wall of the box body (1) in a penetrating manner, a scraper (13) is fixedly connected to the right side of the second electric push rod (12), the scraper (13) comprises a push plate (131), and a roller (132) is rotatably connected to the left side, an arc-shaped scraper (133) is fixedly connected to the right side of the bottom of the push plate (131), the scraper (13) is abutted against the top of the filter screen (11), a slag discharge port (14) is arranged on the right side wall of the box body (1), a switch (15) is fixedly connected with the inner cavity of the slag discharge port (14), the switch (15) comprises a fixed plate (151), a third electric push rod (152) is fixedly connected with the inner cavity of the fixed plate (151), the bottom of the third electric push rod (152) is fixedly connected with an inserting plate (153), the bottom of the inner cavity of the box body (1) is fixedly connected with an inclined plate (16), a discharge outlet (17) is arranged at the top of the right side wall of the box body (1), desulfurizer pipes (18) are arranged at the front side and the rear side of the box body (1), a plurality of groups of calandria (19) distributed in an array shape are fixedly connected to the desulfurizer pipe (18), and the calandria (19) is inserted into the box body (1).