CN207619444U

CN207619444U - KR stirring-heads

Info

Publication number: CN207619444U
Application number: CN201721642927.0U
Authority: CN
Inventors: 张会敏
Original assignee: ZHENGZHOU YUFENG REFRACTORY MATERIALS CO Ltd
Current assignee: ZHENGZHOU YUFENG REFRACTORY MATERIALS CO Ltd
Priority date: 2017-11-30
Filing date: 2017-11-30
Publication date: 2018-07-17
Anticipated expiration: 2027-11-30

Abstract

The utility model is related to molten iron sulfuric acid stirring-heads, more particularly to a kind of KR stirring-heads, including flange, partition board, center pillar and center pillar inner tube, paddle and paddle inner panel, the center pillar includes the castable of center pillar inner tube and the laying of center pillar inner tube outer surface, center pillar inner tube is steel pipe, center pillar upper end of inner tube face fixed vertical is connected with flange, the partition board with parallel flange is fixed in the center pillar inner tube of flange following distance, center pillar lower end is equipped with multiple paddles along the distribution of center pillar outer circle even circumferential, paddle includes the castable of paddle inner panel and the laying of paddle inner plate surfaces, the center pillar inner tube and paddle inner plate surfaces are densely covered with V-arrangement reinforcing bar, V-arrangement reinforcing bar lower end is welded on the surface of center pillar inner tube or paddle inner panel.The utility model is castable using refractory material, and gather reinforcing rib for KR stirring-head matrixes periphery, increases the stability of castable, while the corner angle between paddle are blunt, and form certain slope, increases the distortion resistance of paddle.

Description

KR stirring-heads

Technical field

The utility model is related to a kind of molten iron sulfuric acid stirring-head, more particularly to a kind of KR stirring-heads.

Background technology

With the development of society, the progress in epoch, the application that refractory material is made is more and more extensive, in terms of industrial production, Application to refractory is in states such as steel, non-ferrous metal, glass, cement, ceramics, petrochemical industry, machinery, boiler, light industry, electric power, military projects The every field of people's economy is to ensure that above-mentioned industry production run and technology develop essential basic material, in high temperature work Irreplaceable important function is played in industry production development.

Sulfur content has strict requirements, iron in automobilesheet steel to steel with good mechanical properties and impact flexibility Water pretreatment is common sulfur method, therefore develops and meet molten iron pretreatment KR stirring-heads, KR stirring-heads periphery packet Refractory material is covered, stirring-head service life is improved, the pretreated effect of molten iron can be further increased, improves and smelts rhythm, is met The problem that needs of STEELMAKING PRODUCTION development is those skilled in the art's problems faced always.The KR stirring-heads occurred currently on the market Working environment it is harsh, the process of experience suddenly cold and hot that be repeatedly, and there is the erosion of slag to make castable used in stirring-head Easy spallation life is shorter, KR stirring-heads rubbing between molten iron and paddle caused by the static pressure of molten iron during stirring The molten iron wiped between power and two paddles is vortexed souring so that the angle between the arris of paddle and two leaves is corroded It falls off than more serious.

Utility model content

The use of refractory material is castable in consideration of it, the utility model provides a kind of KR stirring-heads, outside KR stirring-head matrixes Densely covered reinforcing rib is enclosed, increases the stability of castable, while the corner angle between paddle are blunt, and form certain slope, is increased The distortion resistance of paddle.

In order to achieve the above object, the utility model is achieved through the following technical solutions：

The utility model provides a kind of KR stirring-heads, including flange, partition board, center pillar and center pillar inner tube, paddle and stirring Leaf inner panel, the center pillar include the castable of center pillar inner tube and the laying of center pillar inner tube outer surface, and the center pillar inner tube is steel pipe, in Column upper end of inner tube face fixed vertical is connected with flange, is fixed in the center pillar inner tube of flange following distance and parallel flange Partition board, the center pillar lower end be equipped with it is multiple along center pillar outer circle even circumferential distribution paddles, the paddle include stirring The castable of leaf inner panel and the laying of paddle inner plate surfaces, the center pillar inner tube and paddle inner plate surfaces are densely covered with V-arrangement reinforcing bar, V-arrangement reinforcing bar lower end is welded on the surface of center pillar inner tube or paddle inner panel.

Further, the quantity of the paddle is four.

Further, the angle between the paddle forms rib, and corner angle are blunt.

Further, it is plane that the edges and corners, which are fallen blunt, and corner angle lower end plane width is more than corner angle upper end plane width.

Further, the V-arrangement reinforcing bar fixation is located inside the castable of center pillar and paddle.

Further, the castable is corundum mullite rock.

Further, reinforcing plate is fixedly connected between the partition board and flange, the reinforcing plate quantity is 6-10, circle The center pillar inner tube periphery being evenly distributed in week between partition board and flange.

Further, the center pillar inner tube below the partition board is coated by castable.

Further, the flange excircle circumference fixation is uniformly distributed four lifting lugs.

The utility model provides a kind of KR stirring-heads, has the advantages that：

The utility model provides a kind of KR stirring-heads, the use of refractory material is castable, and KR stirring-head matrixes periphery is gathered Reinforcing rib increases the stability of castable, while the corner angle between paddle are blunt, and forms certain slope, increases paddle Distortion resistance.

Description of the drawings

The general structure schematic diagram for the KR stirring-heads that Fig. 1 is provided by the utility model embodiment；

The KR stirring-heads that Fig. 2 is provided by the utility model embodiment face cross-sectional view.

Specific implementation mode

It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

The exemplary embodiment about the utility model is described in detail according to attached drawing below.

Meaning in figure representated by serial number is：1- flanges, 2- lifting lugs, 3- reinforcing plates, 4- partition boards, 5- center pillars, 6- paddles, 7- corner angle lower end, 8- corner angle upper end, 9- center pillar inner tubes, 10-V shape reinforcing bars, 11- paddle inner panels.

Illustrate the exemplary embodiment of the utility model below in conjunction with concrete condition：

As depicted in figs. 1 and 2, the utility model provides a kind of KR stirring-heads, including flange 1, partition board 4, center pillar 5 and center pillar Inner tube 9, paddle 6 and paddle inner panel 11, the center pillar 5 include center pillar inner tube 9 and the cast that 9 outer surface of center pillar inner tube is laid Material, the center pillar inner tube 9 are steel pipe, and 9 upper surface fixed vertical of center pillar inner tube is connected with flange 1,1 following distance of flange The partition board 4 parallel with flange 1 is fixed in center pillar inner tube 9,5 lower end of the center pillar is equipped with multiple along center pillar outer circle even circumferential The paddle 6 of distribution, the paddle 6 includes the castable of paddle inner panel 11 and the laying of 11 surface of paddle inner panel, described Center pillar inner tube 9 and 11 surface of paddle inner panel are densely covered with V-arrangement reinforcing bar 10,10 lower end of V-arrangement reinforcing bar be welded on center pillar inner tube 9 or The surface of paddle inner panel 11.

Further, the quantity of the paddle 6 is four.

Further, the angle between the paddle 6 forms rib, and corner angle are blunt.

Further, it is plane that the edges and corners, which are fallen blunt, and 7 plane width of corner angle lower end is more than 8 plane width of corner angle upper end.

Further, the fixation of V-arrangement reinforcing bar 10 is located inside the castable of center pillar 5 and paddle 6.

Further, the castable is corundum mullite rock.

Further, reinforcing plate 3 is fixedly connected between the partition board 4 and flange 1,3 quantity of the reinforcing plate is 6-10 A, even circumferential is distributed in 9 periphery of center pillar inner tube between partition board 4 and flange 1.

Further, the center pillar inner tube 9 of 4 lower section of the partition board is coated by castable.

Further, 1 outer circle circumference of flange fixation is uniformly distributed four lifting lugs 2.

Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning Covering non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only that A little elements, but also include other elements that are not explicitly listed, or further include for this process, method, article or The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged Except there is also other identical elements in the process, method, article or apparatus that includes the element.

Use above specific case is expounded the principles of the present invention and embodiment, above example Illustrate the method and its core concept for being merely used to help understand the utility model；Meanwhile for the general technology people of this field Member, according to the thought of the utility model, there will be changes in the specific implementation manner and application range, in conclusion this Description should not be construed as a limitation of the present invention.

Claims

1. a kind of KR stirring-heads, including flange, partition board, center pillar and center pillar inner tube, paddle and paddle inner panel, the center pillar packet The castable of center pillar inner tube and the laying of center pillar inner tube outer surface is included, the center pillar inner tube is steel pipe, and center pillar upper end of inner tube face is fixed It is vertically connected with flange, the partition board with parallel flange is fixed in the center pillar inner tube of flange following distance, feature exists In the center pillar lower end is equipped with multiple paddles along the distribution of center pillar outer circle even circumferential, and the paddle includes in paddle The castable of plate and the laying of paddle inner plate surfaces, the center pillar inner tube and paddle inner plate surfaces are densely covered with V-arrangement reinforcing bar, described V-arrangement reinforcing bar lower end is welded on the surface of center pillar inner tube or paddle inner panel.

2. KR stirring-heads according to claim 1, which is characterized in that the quantity of the paddle is four.

3. KR stirring-heads according to claim 1, which is characterized in that the angle between the paddle forms rib, rib Angle is blunt.

4. KR stirring-heads according to claim 3, which is characterized in that it is plane that the edges and corners, which are fallen blunt, is held level with both hands under corner angle Face width is more than corner angle upper end plane width.

5. KR stirring-heads according to claim 1, which is characterized in that the V-arrangement reinforcing bar fixation is located at center pillar and paddle Castable inside.

6. KR stirring-heads according to claim 1, which is characterized in that the castable is corundum mullite rock.

7. KR stirring-heads according to claim 1, which is characterized in that be fixedly connected with reinforcement between the partition board and flange Plate, the reinforcing plate quantity are 6-10, and even circumferential is distributed in the center pillar inner tube periphery between partition board and flange.

8. KR stirring-heads according to claim 1, which is characterized in that the center pillar inner tube below the partition board is by castable Cladding.

9. KR stirring-heads according to claim 1, which is characterized in that the flange excircle circumference fixation is uniformly distributed four Lifting lug.