JPS5823386Y2 - Slag granulation nozzle device - Google Patents
Slag granulation nozzle deviceInfo
- Publication number
- JPS5823386Y2 JPS5823386Y2 JP1979058156U JP5815679U JPS5823386Y2 JP S5823386 Y2 JPS5823386 Y2 JP S5823386Y2 JP 1979058156 U JP1979058156 U JP 1979058156U JP 5815679 U JP5815679 U JP 5815679U JP S5823386 Y2 JPS5823386 Y2 JP S5823386Y2
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- slag
- nozzle device
- gutter
- slag granulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- C21B2400/026—Methods of cooling or quenching molten slag using air, inert gases or removable conductive bodies
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/062—Jet nozzles or pressurised fluids for cooling, fragmenting or atomising slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/066—Receptacle features where the slag is treated
- C21B2400/076—Fluidised bed for cooling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Glanulating (AREA)
- Manufacture Of Iron (AREA)
Description
【考案の詳細な説明】 本考案は溶滓粒状化ノズル装置に関するものである。[Detailed explanation of the idea] The present invention relates to a slag granulation nozzle device.
高炉操業において多量に副生される高炉滓から細骨材あ
るいは路盤材として利用度の高い緻密な組織で、かつ一
様な品質の球状の固化滓を製造する装置として、本出願
人はさきに第１図に示す如き装置を提案した。The applicant has previously developed a device for producing spherical solidified slag with a dense structure and uniform quality that is highly useful as fine aggregate or roadbed material from blast furnace slag, which is produced in large quantities as a by-product during blast furnace operations. We proposed a device as shown in Figure 1.
図において１は溶融した高炉滓２を貯留する取鍋であり
、該取鍋１の下部には流下樋３が設けられている。In the figure, 1 is a ladle for storing molten blast furnace slag 2, and a downflow gutter 3 is provided at the bottom of the ladle 1.
流下樋３の下方部には第２図および第３図に示す如き多
段角型ノズル４が設置され、該ノズル４より流下樋３か
ら流下するスラグ流２′に斜上方に該スラグ流を横切る
方向に空気を吹付けることによってスラグ流は風洞５内
で飛散せしめられて粒化され球形または球形に近い粒滓
２ａとなる。A multi-stage rectangular nozzle 4 as shown in FIGS. 2 and 3 is installed in the lower part of the downflow gutter 3, and the nozzle 4 crosses the slag flow diagonally upward to the slag flow 2' flowing down from the downflow gutter 3. By blowing air in the direction, the slag flow is scattered in the wind tunnel 5 and granulated to become spherical or nearly spherical slag 2a.
粒滓２ａは風洞５内を空中飛行しながら冷却され、風洞
５の後端部に設けられた衝突板６に衝突して搬送ダクト
７に搬送気体と共に吸引される。The grain slag 2a is cooled while flying in the wind tunnel 5, collides with a collision plate 6 provided at the rear end of the wind tunnel 5, and is sucked into the transport duct 7 together with the transport gas.
すなわち風洞５および搬送ダクト７内では誘引ファン８
によって前記吹付空気および風洞５の開放部５ａより吸
引される空気あるいは風洞５に強制的に供給される搬送
用気体が粒滓２ａを搬送するための搬送気体として矢印
ａ方向に吸引される。That is, in the wind tunnel 5 and the conveyance duct 7, the induction fan 8
As a result, the blown air and the air sucked from the open part 5a of the wind tunnel 5 or the transport gas forcibly supplied to the wind tunnel 5 are sucked in the direction of the arrow a as transport gas for transporting the grain slag 2a.
搬送気体と共に搬送ダクト７に吸引された粒滓２ａは搬
送ダクト７内で前記搬送気体によってさらに冷却されな
がら分離器９によって搬送気体と分離され、分離された
粒滓２ａは分離器９の下部に設けられた切出しゲー）−
１０より適宜回収され、また搬送気体は誘引管１１を介
して誘引ファン８より大気中に放出される。The grain slag 2a sucked into the transport duct 7 together with the carrier gas is further cooled by the carrier gas in the transport duct 7 and separated from the carrier gas by the separator 9, and the separated grain slag 2a is sent to the lower part of the separator 9. Cutout game provided)
10, and the carrier gas is discharged into the atmosphere from the induction fan 8 via the induction pipe 11.
ところで前記粒滓２ａの製造において、最適の粒化状態
を得るためには、高炉スラグの性状により多段角型ノズ
ル４の俯仰角θ（第２図）および流下樋３と多段角型ノ
ズル４の相対位置Ｃ（第２図）を調節しうるように構成
することも一つの要件である。By the way, in the production of the granule slag 2a, in order to obtain the optimum granulation state, depending on the properties of the blast furnace slag, the elevation angle θ of the multi-stage rectangular nozzle 4 (Fig. 2) and the angle of elevation between the downflow gutter 3 and the multi-stage rectangular nozzle 4 must be adjusted. Another requirement is that the relative position C (FIG. 2) be adjustable.
即ち、第２図および第３図に示すように上下方向におい
て互に分離せられた複数の矩形吹出口４ ａ 、４ ｂ
、４ Ｃを有する多段角型ノズル４を用いることによ
り、スラグ流２′に衝突する噴気流の圧力を均一化でき
、スラグ流２′の飛行方向性を安定させることが可能と
なった。That is, as shown in FIGS. 2 and 3, a plurality of rectangular air outlets 4 a and 4 b are separated from each other in the vertical direction.
, 4 C, the pressure of the jet stream colliding with the slag stream 2' can be made uniform, and the flight direction of the slag stream 2' can be stabilized.
而して前記多段角型ノズル４の俯仰角θおよび流下樋３
との相対位置Ｃを調節しうるよう構成することにより前
記多段角型ノズル４の特徴、即ち、飛行性の安定化およ
び噴気流の層流下を一層高め、低風速の噴気流でスラグ
流２′をより効率的に粒化分散させることができる。Therefore, the elevation angle θ of the multistage rectangular nozzle 4 and the downflow gutter 3
By configuring the multi-stage rectangular nozzle 4 so that its relative position C can be adjusted, the features of the multistage rectangular nozzle 4, that is, the stabilization of flight performance and the laminar flow of the jet stream, are further enhanced, and the slag flow 2' is controlled by the jet stream at a low wind speed. can be granulated and dispersed more efficiently.
本考案の目的は、多段角型ノズルの俯仰角、相対位置お
よび必要に応じて首振角度を調節しうる溶滓粒状化ノズ
ル装置を提供しようとするものである。An object of the present invention is to provide a slag granulation nozzle device that can adjust the elevation angle, relative position, and oscillation angle of a multistage rectangular nozzle as necessary.
本考案を図面に示す一実施例にもとづいて説明する。The present invention will be explained based on an embodiment shown in the drawings.
第４図において２１はノズル台車であって、車輪２２に
より作業床３５に設置されたレール２３上を走行自在に
載置されている。In FIG. 4, reference numeral 21 denotes a nozzle truck, which is mounted on wheels 22 so as to be able to freely run on rails 23 installed on a work floor 35.
レール２３は多段角型ノズル４の吹付方向に平行にかつ
ノズル台車２１が流下樋３の直下に位置するように設置
されている。The rail 23 is installed parallel to the spraying direction of the multistage rectangular nozzle 4 so that the nozzle carriage 21 is located directly below the downflow gutter 3.
２４はノズル台車２１の後端部に取付けられたシリンダ
ー装置であって、該シリンダー装置２４の助けによって
ノズル台車２１はレール２３上を前後進（図において左
右に）可能に構成することによって、流下樋３と多段角
型ノズル４の相対位置Ｃを適宜調節しうる。Reference numeral 24 denotes a cylinder device attached to the rear end of the nozzle truck 21. With the help of the cylinder device 24, the nozzle truck 21 is configured to be able to move forward and backward (left and right in the figure) on the rail 23. The relative position C between the gutter 3 and the multistage rectangular nozzle 4 can be adjusted as appropriate.
ノズル台車２１上の後端側には２本の直立杆２５が、多
段角型ノズル４の後端に連設された蛇腹式送気ダクト２
６の両側に配置される如く設けられ、該直立杆２５の各
上端には枢軸２６により支持アーム２７が回動自在に枢
着されている。Two upright rods 25 are provided on the rear end side of the nozzle truck 21, and a bellows-type air supply duct 2 is connected to the rear end of the multi-stage square nozzle 4.
A support arm 27 is rotatably attached to each upper end of the upright rod 25 by a pivot 26.
この２本の支持アーム２７の自由端側は多段角型ノズル
４の底部側を支承するように構成されている。The free end sides of these two support arms 27 are configured to support the bottom side of the multistage rectangular nozzle 4.
他方、台車２１上のほぼ中央部に軸受２８を設け、軸受
２８の軸２９に回動アーム３０の一端を垂直方向に回動
自在に枢着し、他端にはガイド軸３１を取付け、該ガイ
ド軸３１を、多段角型ノズル４の底部中央に固着された
ガイド３２に穿設されたガイド溝３３に係合せしめる。On the other hand, a bearing 28 is provided approximately at the center of the truck 21, one end of a rotating arm 30 is pivotally connected to the shaft 29 of the bearing 28 so as to be freely rotatable in the vertical direction, and a guide shaft 31 is attached to the other end. The guide shaft 31 is engaged with a guide groove 33 formed in a guide 32 fixed to the center of the bottom of the multistage rectangular nozzle 4.
ガイド溝３３はガイド３２の長さの方向に細長い矩形状
に穿設されており、回動アーム３０が図の矢印の方向に
回動され一点鎖線で示された水平位置に来る際に、回動
アーム３０のガイド軸３１はガイド溝３３に係合しつつ
、一点鎖線で示した位置まで摺動する。The guide groove 33 is formed in an elongated rectangular shape in the length direction of the guide 32, and is rotated when the rotating arm 30 is rotated in the direction of the arrow in the figure and comes to the horizontal position shown by the dashed line. The guide shaft 31 of the movable arm 30 slides to the position shown by the dashed line while engaging the guide groove 33.
回動アーム３０の回動は、該回動アームの延長部３０′
の先端に取付けられたシリンダー装置３４によって行な
われる。The rotation of the rotation arm 30 is performed by an extension 30' of the rotation arm.
This is done by a cylinder device 34 attached to the tip of the cylinder.
本考案は以上の如き構成であるから、回動アーム３０の
回動により多段角型ノズルの俯仰角を、又シリンダー装
置２４を作動させることにより流下樋３と多段角型ノズ
ル４の相対位置を、高炉溶滓の性状に応して最適の粒化
条件となるように自由に調節することが可能である。Since the present invention has the above-described configuration, the angle of elevation of the multi-stage square nozzle can be controlled by rotating the rotating arm 30, and the relative position of the downflow gutter 3 and the multi-stage square nozzle 4 can be controlled by operating the cylinder device 24. , it is possible to freely adjust the granulation conditions to be optimal according to the properties of the blast furnace slag.
なお、本考案においては、多段角型ノズル装置を必要に
応じて首振運動をも可能にするために、前記直立杆２５
および回動アーム３０の軸受２８を、台車２１上に直接
載置する代りに、該台車上に水平方向に回動自在に支承
される回動装置上に設けることもできる。In addition, in the present invention, in order to enable the multi-stage square nozzle device to oscillate as needed, the upright rod 25 is
Instead of placing the bearing 28 of the rotating arm 30 directly on the truck 21, it can also be provided on a rotation device that is horizontally rotatably supported on the truck.
第１図イま溶融高炉滓から球状固化滓を製造する装置の
全体説明図、第２図は流下樋と多段角型ノズルとの関係
位置の説明図、第３図は多段角型ノズルの斜視図、第４
図は本考案装置を示す図である。
４：多段角型ノズル、２１：ノズル台車、２２：車輪、
２３：レール、２４ニジリンダ−装置、２５：直立杆、
２６：蛇腹式送気ダクト、２７：支持アーム、２８：軸
受、２９：軸、３０：回動アーム、３１ニガイド軸、３
２ニガイド、３３ニガイド溝、３４ニジリンダ−装置、
３５：作業床。Figure 1 is an overall explanatory diagram of the apparatus for producing spherical solidified slag from molten blast furnace slag, Figure 2 is an explanatory diagram of the relative position of the downflow gutter and the multi-stage square nozzle, and Figure 3 is a perspective view of the multi-stage square nozzle. Figure, 4th
The figure shows the device of the present invention. 4: Multistage square nozzle, 21: Nozzle truck, 22: Wheels,
23: Rail, 24 Niji cylinder device, 25: Upright rod,
26: Bellows type air supply duct, 27: Support arm, 28: Bearing, 29: Shaft, 30: Rotating arm, 31 Ni guide shaft, 3
2 Ni guide, 33 Ni guide groove, 34 Niji cylinder device,
35: Working floor.
Claims (1)
しめるノズル装置であって、作業床上に前後進調節自在
に載置された台車上に、多段角型ノズルを、その俯仰角
が調節自在となる如く支承してなる溶滓粒状化ノズル装
置。This is a nozzle device that blows air onto the molten slag flowing down from the gutter to make it fly.The nozzle device is a nozzle device that blows air onto the molten slag flowing down from the gutter, and the multi-stage rectangular nozzle is mounted on a trolley that is placed on the work floor so that it can be moved back and forth freely. A slag granulation nozzle device which is adjustable and supported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979058156U JPS5823386Y2 (en) | 1979-05-02 | 1979-05-02 | Slag granulation nozzle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979058156U JPS5823386Y2 (en) | 1979-05-02 | 1979-05-02 | Slag granulation nozzle device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55159838U JPS55159838U (en) | 1980-11-17 |
| JPS5823386Y2 true JPS5823386Y2 (en) | 1983-05-19 |
Family
ID=29292214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1979058156U Expired JPS5823386Y2 (en) | 1979-05-02 | 1979-05-02 | Slag granulation nozzle device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5823386Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101727300B1 (en) * | 2016-07-19 | 2017-04-13 | (주)유진에코씨엘 | System for slag stabilization treatment |
| KR102113387B1 (en) | 2018-02-12 | 2020-05-20 | (주)유진에코씨엘 | Quenching system for slag equipped with injection nozzle whose injection position is controlled |
-
1979
- 1979-05-02 JP JP1979058156U patent/JPS5823386Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55159838U (en) | 1980-11-17 |
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