JPS602395B2 - Method and apparatus for removing electrolyte bath coagulum adhering to used anodes - Google Patents
Method and apparatus for removing electrolyte bath coagulum adhering to used anodesInfo
- Publication number
- JPS602395B2 JPS602395B2 JP57182684A JP18268482A JPS602395B2 JP S602395 B2 JPS602395 B2 JP S602395B2 JP 57182684 A JP57182684 A JP 57182684A JP 18268482 A JP18268482 A JP 18268482A JP S602395 B2 JPS602395 B2 JP S602395B2
- Authority
- JP
- Japan
- Prior art keywords
- anode
- electrolytic bath
- axis
- underframe
- coagulum
- 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
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
- C25C3/12—Anodes
- C25C3/125—Anodes based on carbon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Description
【発明の詳細な説明】
本発明はホールーェロ−(日all一Heroult)
の方法によりアルミニウムを製造するための樋解糟から
取り出された使用された乃至便用済のプリベーク陽極上
に付着している電解裕凝固物をけずり落して除去する方
法及び装置に係る。DETAILED DESCRIPTION OF THE INVENTION The present invention is based on all
The present invention relates to a method and apparatus for scraping off and removing electrolytically enriched solidified material adhering to a used or used prebaked anode taken out from a gutter slag for producing aluminum by the method described in the above.
前記の電解槽では各陽極素子が成形され且つプリベーク
された炭素質ブロツクからなる。In the electrolytic cell described above, each anode element consists of a molded and prebaked carbonaceous block.
該ブロツクは幾つかの閉鎖される穴を有しており、懸吊
及び電気的手段が特定鋳鉄の流し込みにより、又は時と
して炭素質ペーストを使用しこれらの突に=埋込まれて
いる。前記手段は通常鋼の丸綾で形成されており、一多
くの場合2個乃至6個−、陽極バー上に鎖錠される懸吊
ロツドに溶着された導蟹端子乃至差込レツグにより連結
されている。このようなシステムは、いずれもALUM
INIUMPECmNEY名義であるフランス特許第1
519475号(米国特許第3351546号)及び第
1,2350407号(米国特許第4119505号)
などに記載されている。The block has several closed holes and suspension and electrical means are embedded in these holes by pouring special cast iron or sometimes using carbonaceous paste. Said means are usually formed of steel twills, often two to six in number, connected by conductor terminals or bayonet legs welded to suspension rods which are locked onto the anode bar. has been done. All such systems use ALUM
First French patent in the name of INIUMPECmNEY
519475 (U.S. Pat. No. 3,351,546) and No. 1,2350407 (U.S. Pat. No. 4,119,505)
etc. are listed.
消耗性陽極部材が消耗した場合は使用された乃至便用済
陽極全体を交換するが、この中には回収及びリサイクル
使用が可能な次の4素子が含まれている:一新しいプリ
ベーク陽極に理込んで再使用される懸吊導体ロツド一美
込みレツグ、−適切に処理した後陽極ペーストの一成分
として使用される消耗性炭素陽極部材、−凝固物として
作動中の陽極上に蓄積し、適切な処理を受けた後電解槽
内に再導入される露解浴、−並びに、新しい陽極の固定
に使用される固着用鋳鉄。When a consumable anode component is worn out, the entire used or used anode is replaced, including the following four elements that can be recovered and recycled: - A consumable carbon anode component, which after appropriate treatment is used as a component of the anode paste, - Accumulates on the operating anode as a condensate and is properly - an exposure bath which is reintroduced into the electrolytic cell after undergoing a specific treatment - as well as a fixing cast iron used for fixing the new anode.
本発明は使用済の陽極システムからの電解裕凝固物の分
離に係る。通常この操作は、スクレーパ、スクールハン
マ(marにauxpiqueは)、振動式又は非振動
式推進機械、たがね(burinemspoussem
s)、ハローなどによる多少とも機械化された手段を用
いて実施され、時として使用済陽極から分離された格を
排出するための振動台の作用により完了するが、このよ
うな従釆の装置では熱気、騒音及び捕集し縫い塵芥に満
ちた苛酸な条件下にオペレータが常駐し作業を行なわな
ければならない。The present invention relates to the separation of electrolytically enriched solids from used anode systems. Usually this operation is carried out using a scraper, a school hammer (mar auxpique), a vibrating or non-vibrating propulsion machine, a chisel (burinems poussem), etc.
s), carried out by more or less mechanized means such as harrows, sometimes completed by the action of a vibrating table for ejecting the separated particles from the spent anode; Operators must be present and work under caustic conditions filled with heat, noise, and collected sewing debris.
前述のフランス特許第2350407号には圧力と衝撃
とによって凝固物を破砕する装置が開示されている。The aforementioned French Patent No. 2,350,407 discloses a device for crushing coagulum by means of pressure and impact.
この装置は半アーチ形の操作機に使用済の陽極を取付け
ることができ、使用済の陽極を取出す時に電解槽上で作
動する。前記の装置は、しかし乍らフツ素質廃棄物の補
集排出に関する今日の種々の要求に最遠適応し得ない。This device can be used to attach a used anode to a semi-arc-shaped operating machine, and operates on the electrolytic cell when removing the used anode. The abovementioned devices, however, cannot in the greatest extent be adapted to the various modern requirements regarding the collection and discharge of succulent wastes.
何故ならこの装置を使用するには電解槽の被処理部分を
開放しておかなければならず、そのため該部分が空気に
触れてフツ素が大気中に発散し、その結果電解槽の熱平
衡に乱れが生じるからである。更に、ALUMINmM
PECHINEY名義のフランス特許第2324761
号(米国特許第4049518号)、第2333060
号(米国特許第4072597号)、第2343826
号(米国特許第409093び号)、第24235払号
(米国特許第4210514号)、第2425482号
(米国特許第4169034号)、第2427760号
(米国特許第4200513号)に開示されている18
0000アンペア電解槽の如く、出力が大きくてアルミ
ナの供V給が従来のスケールプレー力を使用せず正確に
実施される最新電解槽ではその機能条件に起因して極め
て硬質で厚みもより大きい電解裕凝固物が電解槽の表面
に凝固するために、単なる振動又は簡単な空気圧工具で
は消耗性炭素陽極部材上の凝固物を除去することはでき
ない。This is because, in order to use this device, the part of the electrolytic cell to be treated must be open, which exposes the part to the air and releases fluorine into the atmosphere, which disturbs the thermal balance of the electrolytic cell. This is because Furthermore, ALUMINmM
French patent No. 2324761 in the name of PECHINEY
(U.S. Pat. No. 4,049,518), No. 2,333,060
(U.S. Pat. No. 4,072,597), No. 2,343,826
No. 24235 (U.S. Patent No. 4210514), No. 2425482 (U.S. Patent No. 4169034), and No. 2427760 (U.S. Patent No. 4200513).
Modern electrolyzers, such as 0,000 ampere electrolyzers, have a large output and the alumina supply is carried out precisely without using conventional scale play forces. Mere vibration or a simple pneumatic tool cannot remove the condensate on the consumable carbon anode member because the condensate solidifies on the surface of the cell.
本発明は前記に鑑みてなされたものであり、その目的と
するところは、アルミニウム電解槽で使用済の電解裕凝
固物が付着している陽極を、電解槽で使用されたままの
状態で台枠に支持し、凝固物を除去し易い状態で機械的
に除去する方法と装置を提供することにある。The present invention has been made in view of the above-mentioned problems, and its purpose is to remove the anode to which the electrolyzed solidified material that has been used in an aluminum electrolytic cell is attached, and to place it on a stand as it was used in the electrolytic cell. It is an object of the present invention to provide a method and apparatus for mechanically removing coagulated substances in an easy-to-remove state by supporting the coagulated substances on a frame.
本発明によれば前記の目的はホル−ェローの方法により
アルミニウムを製造するための電解槽から取出された使
用済陽極上の電解裕凝固物をけずり落し‘こより除去す
る方法であって、前記使用済陽極は消耗性炭素陽極部村
を含んでおり、懸吊導体ロツドに落着された複数の導函
端子乃至差込レツグがこの消耗性陽極部材の中に鰻込ま
れており、使用済の陽極を水平軸を中心に煩鼠する台枠
上に配置し、該台枠を倒して懸吊導体ロツドをほぼ水平
にもたらし、前記の差込レツグと消耗性陽極部村とに付
着している電解裕凝固物を、衝撃と静力学的圧力とによ
り機能を果たす工具の作用下で破砕し、最後に重力によ
って落下する電解裕凝固物を受容手段内に補集する方法
を提供することによって達成される。According to the present invention, the above-mentioned object is a method for removing by scraping an electrolytically enriched solidified material on a used anode taken out from an electrolytic cell for producing aluminum by the Hollow method, The used anode includes a consumable carbon anode part, and a plurality of conductive box terminals or plug-in legs that are attached to a suspended conductor rod are inserted into this consumable anode member, and the used anode is is placed on an underframe that is centered around a horizontal axis, and the underframe is brought down to bring the suspended conductor rod almost horizontally, removing the electrolytic material that has adhered to the insertion leg and the consumable anode section. This is achieved by providing a method for crushing the electrolytically rich solidified material under the action of a tool which functions by impact and hydrostatic pressure, and finally collecting the electrolytically rich solidified material falling under the force of gravity into a receiving means. Ru.
好ましくは、電解裕凝固物の破砕は、複数の連続作業段
階に分け、各段階の間毎に懸吊導体。Preferably, the crushing of the electrolytically enriched solidified material is divided into a plurality of successive working stages, with a suspended conductor between each stage.
ツドの鞠とほぼ合致する軸を中心に使用済の陽極を限定
的に回転させて実施する。好ましくは、この場合凝固物
の破砕はいずれの段階においても前記の衝撃及び静力学
的圧力による工具の、鞠を垂直に保持したままの移動、
即ち該垂直と台枠を懐ける軸とに対し平行な移動と該垂
直軸に平行で談合枠を懐ける軸に直交する移動とを粗合
せることにより実施する。This is carried out by rotating the used anode in a limited manner around an axis that approximately coincides with Tsudo's ball. Preferably, in this case, the crushing of the solidified material is carried out at any stage by moving the tool by the impact and static pressure while the ball is held vertically;
That is, this is carried out by coarsely matching the movement parallel to the vertical axis and the axis for holding the underframe, and the movement parallel to the vertical axis and orthogonal to the axis for holding the rigging frame.
本発明の別の目的は前記方法を実施するための装置を提
供することにある。本発明の別の目的は、アルミニウム
を製造するための電解槽で使用された使用済陽極に付着
している電解裕凝固物を除去するための装置であって、
前記使用済の陽極は、
電解の際に下端側が電解裕中に浸潰されており、蚤解浴
に浸潰された部位の表面から消耗され且つ上端側に電解
裕凝固物が付着された消耗性炭素陽極部村と、この消耗
性炭素陽極部材に電解のための電流を導くためにこの陽
極部材の上面に鉛直に夫々接続されており電解の際に前
記の陽極部材の電解浴凝固物が付着した部位の近傍に該
電解裕凝固物が付着された複数の導亀端子と、この導電
端子を電源に接続し且つ該導電端子と前記陽極部材とを
垂直方向に懸吊している懸吊導体ロツドとからなり、前
記の装置は、前記の電解槽で使用された使用済の陽極を
鉛直のままで支持すべく構成されており、前記使用済の
陽極を煩ける軸線と前記懸吊導体ロツドの中心軸と同軸
の回転軸線とを有する台枠と、この台枠に支持された前
記使用済の陽極を台枠とともに前記の額ける鞠線を中心
に預ける手段と、額けられた前記使用済の陽極を台枠と
ともに前記の回転軸を中心に回転する手段と、回転して
いる前記使用済の陽極に付着している除去されるべき凝
固物に衝撃力を付与する手段と、衝撃力の付与により落
下する亀鱗裕凝固物を回収するために前記使用済陽極よ
り下部に配置された電解裕凝固物を回収する手段とから
なる使用された陽極に付着している電解裕凝固物を除去
するための装置を提供することによって達成される。Another object of the invention is to provide an apparatus for carrying out the method. Another object of the present invention is an apparatus for removing electrolytically enriched solidified matter adhering to a used anode used in an electrolytic cell for producing aluminum, comprising:
The used anode has its lower end immersed in the electrolytic bath during electrolysis, and is consumed from the surface of the part immersed in the leaching bath, and the electrolytic molten solidified material is attached to the upper end. The consumable carbon anode member is connected vertically to the upper surface of the anode member in order to conduct current for electrolysis to the consumable carbon anode member, and during electrolysis, the electrolyte bath coagulates from the anode member. A plurality of conductive terminals to which the electrolytically solidified material is attached near the adhered portion, and a suspension that connects the conductive terminals to a power source and suspends the conductive terminals and the anode member in a vertical direction. and a conductor rod, the apparatus is configured to support the used anode used in the electrolytic cell vertically, and the apparatus is configured to support the used anode in the electrolytic cell vertically, and the apparatus is configured to support the used anode vertically, and the hanging conductor an underframe having a rotational axis coaxial with the central axis of the rod; means for depositing the used anode supported by the underframe together with the underframe around the frame line; means for rotating the used anode together with the underframe around the rotation axis; means for applying an impact force to the coagulated material to be removed adhering to the rotating used anode; and an impact an electrolytically solidified material attached to the used anode, comprising means for collecting the electrolytically solidified material disposed below the used anode in order to collect the electrolytically solidified material that falls when a force is applied; This is achieved by providing a device for removing.
以下、該装置の種々の部分を示す添附図第1図乃至第4
b図に基づき、より詳細な説明を行なう。但し、これら
図面は単なる具体例を示しているのであって、本発明を
制約するものではない。図示の装置は互に協働する2つ
の別個部分、即ち使用済陽極を支持する台枠と使用済陽
極に衝撃力を付与する手段とから成っている。‘1}
使用済陽極を支持する台枠
談合枠は以下の機能を果たす。Below, attached figures 1 to 4 showing various parts of the device are shown.
A more detailed explanation will be given based on figure b. However, these drawings merely show specific examples and do not limit the present invention. The illustrated device consists of two separate parts that cooperate with each other: a frame supporting the spent anode and means for applying an impact force to the spent anode. '1}
The frame rigging frame supporting the spent anode performs the following functions.
−電解槽より取り出された使用済陽極を、電解槽で使用
された鉛直のままで支持する機能、−使用済陽極の配置
及び固定、一使用済陽極をけずり落し位置へ鏡蟻する機
能、−懸吊導体ロツドの軸とほぼ合致する軸を中心にし
て使用済陽極を限定的且つ連続的に回転させる機能、−
電解裕凝固物の回収。- A function to support the used anode taken out from the electrolytic cell while keeping it vertical as used in the electrolytic cell, - Placement and fixation of the used anode, - A function to scrape the used anode to a position, - the ability to limitedly and continuously rotate the spent anode about an axis substantially coinciding with the axis of the suspended conductor rod;
Recovery of electrolytically solidified material.
使用済陽極の支持台枠は基本的にビームで形成された台
枠1を有しており、台枠1はモータ(図示せず)により
軸受3,3′上の軸2を中心に回転し得る。The support frame for the used anode has a frame 1 basically formed by a beam, which is rotated by a motor (not shown) about an axis 2 on bearings 3, 3'. obtain.
台枠1は使用済の陽極の配置とセンタリングとに使用さ
れるガイド6を備えた1つ又は複数(図面では3つ)の
陽極支持部材5を支持する一方、懸吊導体ロツド8の固
定手段乃至鎖錠手段1をも支持部材5と同数支持してい
る。各使用済の陽極は複数の導電端子乃至差込レツグ9
と消耗性炭素陽極部材10とを含んでいる。これら使用
済の陽極の1つに、除去すべき電解裕凝固物が占め得る
範囲の限界を点線で示した。各陽極支持部材5には、ロ
ツド8の軸とほぼ合致する軸12を中心に使用済の陽極
を夫々別個に回転させるためのモータ付手段11が具備
されている。支持アーム13上の陽極ロツド固定手段7
には新規な特性が幾つかある。The underframe 1 supports one or more (three in the drawing) anode support members 5 with guides 6 used for positioning and centering of the used anode, while securing means for the suspended conductor rods 8. The same number of locking means 1 and supporting members 5 are supported. Each used anode has multiple conductive terminals or plug-in legs 9
and a consumable carbon anode member 10. On one of these used anodes, a dotted line indicates the limit of the area that can be occupied by the electrolytically enriched solids to be removed. Each anode support member 5 is provided with motorized means 11 for separately rotating each used anode about an axis 12 substantially coinciding with the axis of the rod 8. Anode rod fixing means 7 on support arm 13
has some novel properties.
即ち固定手段7は固定部14と2つの同一部材15a及
び15bから成る回転部15とを有しており、小さめで
はあるが懸吊導体ロツド8の軸12とほぼ合致する軸を
中心として回転が十分可能である程度の間隙をもって、
該回転部が固定部にボルト16で締付けられている。こ
れら回転部村15a及び15bは藤吊ロツド8の横断面
と適合するくり抜き部17を有している。固定部14は
ボルト18ゴム又は他のェラストマで形成された緩衝ブ
ロツク19とを介して支持アーム13に固定されている
。That is, the fixing means 7 has a fixing part 14 and a rotating part 15 made of two identical members 15a and 15b, and rotates about an axis that substantially coincides with the axis 12 of the suspended conductor rod 8, although it is smaller. With a gap as large as possible,
The rotating part is fastened to the fixed part with bolts 16. These rotating portions 15a and 15b have hollowed out portions 17 that match the cross section of the ratchet rod 8. The fixing part 14 is fixed to the support arm 13 via a bolt 18 and a buffer block 19 made of rubber or other elastomer.
該固定部又は、けずり落し装置から台枠への振動の伝達
をズ和風こ減少する2つのゴム製ストツプ20を介して
支持アーム13に当接される。このような台枠1を使用
すれば、各使用済の陽極を該陽極に付着している除去さ
れるべき凝固物に衝撃力を付与する手段に対し、電解裕
凝固物を迅速且つ完全に排除するのに最も有利な連続的
位置に配置することができる。It rests on the support arm 13 via two rubber stops 20, which reduce the transmission of vibrations from the fixation or scraping device to the underframe. If such a frame 1 is used, electrolytic solidified matter can be quickly and completely removed by means of applying an impact force to the solidified matter adhering to each used anode to be removed. can be placed in the most advantageous sequential position to do so.
ビーム形台枠1はジャツキ21の作用で自己の軸を中心
に回転し、通常は、ロツド8が水平か又は水平線に対し
比較的小さい角度例えば約2び以下(この値に限定はさ
れない)の角度を形成するような位置まで使用済の陽極
を頚倒すべく90o回転し得る。本発明の好ましい−具
体例の装置では、懸吊導体ロツド8を衝撃力を付与する
手段の側に配置するよう台枠1が回転する。The beam-shaped frame 1 rotates about its own axis under the action of the jack 21, and the rod 8 is normally horizontal or at a relatively small angle to the horizontal, such as about 2 degrees or less (but not limited to this value). The spent anode can be rotated 90 degrees to tilt it to a position where it forms an angle. In a preferred embodiment of the device, the frame 1 is rotated so as to place the suspended conductor rod 8 on the side of the means for applying the impact force.
鏡けられた位置で使用済陽極は格のスケールを重力によ
って回収する装置の上方に配置される。In a mirrored position, the spent anode is placed above a device that collects the scale by gravity.
この具体例の装置では、前記の回収手段が使用済の陽極
からの離脱した凝固物を通過させるような大きさの孔を
持つ格子22を有している。In this embodiment of the apparatus, the collection means includes a grid 22 with holes sized to allow the detached condensate from the spent anode to pass therethrough.
該格子の最大寸法は後続処理を行なう装置との関連にお
いて選択されている。該格子の下方に漏斗(図示せず)
を配置し、これを介してベルトコンベヤに軍鯛浴凝固物
を送り、公知のリサィクリング装置(磁気により鉄分除
去、粉砕、カリブレ−ション、等うまで運搬するように
してもよい。より有利には、陽極支持部材5と格子22
との閥の空間で作動するアスピレータを前記台枠1に備
えるとよい。The maximum dimensions of the grid are selected in relation to the equipment for subsequent processing. A funnel (not shown) is placed below the grid.
It is also possible to arrange a belt conveyor through which the guntai bath coagulated product is conveyed until it reaches a known recycling device (magnetically removing iron, crushing, calibrating, etc.).More advantageously, , anode support member 5 and grid 22
It is preferable that the underframe 1 is provided with an aspirator that operates in the space between the two.
この場合通路23は適当なフィル夕を具備したアスピレ
ータに接続される。■ けずり落しの手段乃至使用済陽
極に衝撃力を付与する手段この手段は所謂けずり落しの
機能、即ち使用済陽極の消耗性陽極部材の上部及び差込
レツグに付着した電解裕凝固物に衝撃力を付与すべく衝
撃と静力学的圧力とで破砕する機能、を果たす。In this case, the channel 23 is connected to an aspirator equipped with a suitable filter. ■ Means for scraping off or applying impact force to the used anode This means has a so-called scraping function, that is, it applies an impact force to the electrolytically solidified material adhering to the upper part of the consumable anode member and the insertion leg of the used anode. It fulfills the function of crushing with impact and static pressure to impart .
理論的には空気圧装置でもげずり落し作業を行うことは
可能であるが、静力学的圧力と衝撃とを同時に与え且つ
振幅及び振動数がこの作業の特定条件に最適であるよう
調整される油圧制御式衝撃工具を使用する方が作業をよ
り速く、より効果的に且つより完肇に実施できることが
確認された。Although it is theoretically possible to carry out the shearing operation with pneumatic equipment, hydraulic pressure that provides both static pressure and impact at the same time and whose amplitude and frequency are adjusted to be optimal for the specific conditions of this operation is essential. It has been determined that the work can be performed faster, more effectively and more completely using controlled impact tools.
油圧式「コンクリートプレー力」の類の工具であれば申
し分ない。適切なつるはし形先端25を備えた該工具2
4は多くの関節を持つ蓮節アーム26上に載直されてい
る。A hydraulic type "concrete play force" type of tool is perfect. The tool 2 with a suitable pickaxe-shaped tip 25
4 is remounted on a multi-jointed lotus arm 26.
該アームは油圧ジャツキ32及び33によって制御され
、前記工具をその軸34を常にほぼ垂直に維持しながら
様々に移動させることができる。本発明の具体例の使用
済陽極に付着した電解裕凝固物を除去する装直における
アームは衝撃工具24を振幅0.5ので水平方向に、1
.5机で垂直方向に移動させることができる。The arms are controlled by hydraulic jacks 32 and 33, allowing the tool to be moved in various ways while always keeping its axis 34 substantially vertical. In the reloading arm for removing the electrolytically enriched solidified material adhering to the used anode in the specific example of the present invention, the impact tool 24 is moved horizontally with an amplitude of 0.5.
.. 5 desks can be moved vertically.
更に、アーム26と制御ジャツキ32,33とから成る
使用済陽極に衝撃力を付与する手段はビーム形台枠1と
平行に移動して陽極支持部材5に対し任意の位置に配置
される。Furthermore, the means for applying an impact force to the used anode, consisting of the arm 26 and the control jacks 32, 33, can be moved parallel to the beam-shaped frame 1 and placed at any position relative to the anode support member 5.
これら3種類の運動を粗合せれば、つるはし形先端25
は、各使用済の陽極毎に電解裕凝固物が蓄積し得る体積
に全面的に接近し得る。If we roughly combine these three types of motion, the pickaxe-shaped tip 25
can completely approach the volume that electrolyte condensate can accumulate for each used anode.
これらアーム及びジャツキはオペレータの操作によりレ
ール36上を移動し得るキャビン35に固定されている
と有利ではある。該キャビン35はオペレータが好まし
い条件下で作業できるよう、防音されていると共に櫨過
された空気が斑給されるとよい。以上の如く、本発明に
よる使用済の陽極に付着している電解浴凝固物を除去す
る方法及び装置によれば、アルミニウム製造用電解槽中
で電解中に電解裕凝固物が付着した消耗性炭素陽極部材
と導電端子とを有する使用済の陽極は、機械的衝撃力を
付与され易く、且つ除去された凝固物が回収され易いよ
うに、中心軸を中心にして回転できる台枠上に配置され
て機械的に処理される。Advantageously, these arms and jacks are fixed to a cabin 35 which can be moved on rails 36 by operation of an operator. The cabin 35 is preferably soundproofed and uniformly supplied with filtered air so that the operator can work under favorable conditions. As described above, according to the method and apparatus for removing electrolytic bath coagulates adhering to a used anode according to the present invention, the consumable carbon particles to which electrolytic bath coagulates adhered during electrolysis in an electrolytic bath for aluminum production can be removed. A used anode having an anode member and a conductive terminal is placed on a frame that can be rotated about a central axis so that it is easily subjected to mechanical impact and the removed coagulum is easily collected. mechanically processed.
例えば、180000アンペアの電解槽より取出された
使用済陽極に本発明の好ましい具体例の装置を使用すれ
ば、衛生面でも安全面でも申し分のない条件下で5分も
かけずに電解裕凝固物を除去することが可能となる。For example, if the apparatus of the preferred embodiment of the present invention is applied to a used anode removed from a 180,000 ampere electrolytic cell, electrolysis and solidification can be achieved in less than 5 minutes under conditions that are satisfactory from both a sanitary and safety standpoint. It becomes possible to remove.
第1図は使用済の陽極が支持位置(点線)とこすり落し
位贋(実線)とで示されている本発明の好ましい具体例
の全体説明図、第2図及び第3図は一列に並置された3
つの使用済陽極に付着した電磁裕凝固物を除去する装置
中の使用済陽極の支持、固定化、傾斜及び回転を行なう
台枠の断面図及び平面図、第4a図は藤吊導体ロツド固
定手段の詳細図、第4b図は第4a図AA′線の断面図
である。
1・・・・・・台枠、3,3′・・・・・・軸受、5…
・・。
陽極支持部材、6・・・・・・ガイド、7・・・・・・
固定手段、8・・・・・・懸吊導体ロツド、9・・・・
・・差込レツグ、10・・・・・・消耗性炭素陽極部材
、21,32,33・・・・・・ジャツキ、22・・・
・・・格子、24・・・・・・衝撃工具、26・・・・
・・蓮節アーム、35・・・・・・キャビン。FIG,
I
FIG,!2
FIG,3
FIG,4a
FIG,4bFIG. 1 is a general illustration of a preferred embodiment of the invention, with the used anode shown in its supported position (dotted lines) and scraped position (solid lines); FIGS. 2 and 3 are side-by-side in a row; FIG. done 3
A cross-sectional view and a plan view of a frame for supporting, fixing, tilting, and rotating a used anode in a device for removing electromagnetic solidified matter adhering to two used anodes. FIG. 4b is a sectional view taken along line AA' in FIG. 4a. 1...Underframe, 3,3'...Bearing, 5...
.... Anode support member, 6... Guide, 7...
Fixing means, 8... Hanging conductor rod, 9...
...Plug-in leg, 10...Consumable carbon anode member, 21, 32, 33... Jacket, 22...
...grid, 24...impact tool, 26...
...Lotus arm, 35...cabin. FIG.
IFIG,! 2 FIG, 3 FIG, 4a FIG, 4b
Claims (1)
めの電解槽から取出された使用された陽極に付着してい
る電解浴凝固物をけずり落しによつて除去するための方
法であつて、前記使用された陽極は消耗性炭素陽極部材
を有しており、該消耗性炭素陽極部材には懸吊導体ロツ
ドに溶着された複数の導電端子が差込まれており、この
方法は、前記使用された陽極を水平軸を中心に傾け得る
台枠上に配置し、該台枠を傾けて懸吊導体ロツドをほぼ
水平にもたらし、衝撃と静力学的圧力とにより機能を果
す工具の作用下で前記導電端子と消耗性炭素陽極部材と
に付着している電解浴凝固物を破砕し、且つ重力によつ
て落下する電解浴凝固物を受容手段内に回収することか
らなる使用された陽極に付着している電解浴凝固物を除
去する方法。 2 前記の電解浴凝固物の破砕を多数の連続的段階に分
けて実施し、各段階の合間に前記使用された陽極を懸吊
導体ロツドの軸とほぼ合致する軸を中心に限定的に回転
させる特許請求の範囲第1項に記載の方法。 3 前記の各段階の電解浴凝固物破砕作業が衝撃及び静
力学的圧力工具の該工具の垂直軸に従う移動の組合せ、
即ち該垂直軸と台枠を傾ける軸とに平行な移動と該垂直
軸に平行で台枠を傾ける軸に直交する移動との組合せに
より実施される特許請求の範囲第2項に記載の方法。 4 アルミニウムを製造するための電解槽で使用された
陽極に付着している電解浴凝固物を除去するための装置
であつて、 前記使用された陽極は、 電解の際に下端側が電解浴中に浸漬されており、電解
浴に浸漬された部位の表面から消耗され且つ上端側に電
解浴凝固物が付着された消耗性炭素陽極部材と、 この
消耗性炭素陽極部材に電解のための電流を導くためにこ
の陽極部材の上面に鉛直に夫々接続されており、電解の
際に前記の陽極部材の電解浴凝固物が付着した部位の近
傍に該電解浴凝固物が付着された複数の導電端子と、こ
の導電端子を電源に接続し且つ該導電端子と前記陽極部
材とを鉛直方向に懸吊している懸吊導体ロツドとからな
り、 前記の装置は、 前記の電解槽で使用された陽極を鉛直のままで支持す
べく構成されており、前記使用された陽極を傾ける軸線
と前記懸吊導体ロツドの中心軸と同軸の回転軸線とを有
する台枠と、この台枠に支持された前記使用された陽極
を台枠とともに前記の傾ける軸線を中心に傾ける手段と
、 傾けられた前記使用された陽極を台枠とともに前記
の回転軸線を中心に回転する手段と、回転している前記
使用された陽極に付着している除去されるべき凝固物に
衝撃力を付与する手段と、 衝撃力の付与により落下す
る電解浴凝固物を回収するために前記使用された陽極よ
り下部に配置された電解浴凝固物を回収する手段とから
なる使用された陽極に付着している電解浴凝固物を除去
するための装置。 5 前記の電解浴凝固物に衝撃力に付与する手段がほぼ
垂直な軸を持つ振動及び静力学的圧力発生器に固定され
たつるはし状部材を有しており、且つ該手段をその垂直
軸に従い該垂直軸と平行に移動させる手段に接続されて
いる特許請求の範囲第4項に記載の装置。 6 前記台枠は前記台枠を支持する支持部材を有してお
り、該支持部材は懸吊導体ロツドの鎖錠手段を有してお
り、該鎖錠手段が固定部と2つの同一部材から成る回転
部とで構成されており、これら両部材が懸吊導体ロツド
の軸とほぼ合致する軸を中心として回転するに十分な程
度の間隙が生じるよう多数のボルトで固定部に締付けら
れており、懸吊導体ロツドの横断面にほぼ適合するくり
抜き部が該両機素に形成されている特許請求の範囲第4
項に記載の装置。 7 前記固定部がボルトで支持アームに固定されており
、該支持アームが前記の振動を減衰する手段により該ボ
ルトから隔離されている特許請求の範囲第5項又は第6
項に記載の装置。 8 前記の鎖錠手段の固定部が前記の振動を減衰する手
段を介して支持アームに当接されている特許請求の範囲
第6項又は第7項に記載の装置。[Claims] 1. A method for removing, by scraping off, electrolytic bath coagulum adhering to a used anode taken out from an electrolytic bath for producing aluminum by a hole-yellow method. , the anode used has a consumable carbon anode member having a plurality of electrically conductive terminals welded to the suspended conductor rod; The used anode is placed on a frame that can be tilted about a horizontal axis, and the frame is tilted to bring the suspended conductor rod approximately horizontally, under the action of a tool that works by impact and hydrostatic pressure. crushing the electrolytic bath coagulates adhering to the conductive terminal and the consumable carbon anode member, and collecting the electrolytic bath coagulates falling by gravity into a receiving means. A method for removing adhered electrolytic bath coagulum. 2 The crushing of the electrolytic bath coagulum is carried out in a number of successive stages, and between each stage the used anode is rotated in a limited manner about an axis approximately coinciding with the axis of the suspended conductor rod. The method according to claim 1, wherein 3. The electrolytic bath coagulum crushing operation of each of the above steps is performed by a combination of impact and static pressure tool movement along the vertical axis of the tool;
3. The method according to claim 2, wherein the method is carried out by a combination of a movement parallel to the vertical axis and an axis for tilting the underframe, and a movement parallel to the vertical axis and perpendicular to the axis for tilting the underframe. 4. A device for removing electrolytic bath coagulum adhering to an anode used in an electrolytic bath for producing aluminum, wherein the lower end of the anode used is in the electrolytic bath during electrolysis. A consumable carbon anode member which is immersed in the electrolytic bath and is consumed from the surface of the part immersed in the electrolytic bath and has an electrolytic bath coagulated substance attached to the upper end side, and a current for electrolysis is guided to the consumable carbon anode member. Therefore, a plurality of conductive terminals are connected vertically to the upper surface of the anode member, and the electrolytic bath coagulate is attached to the anode member near the part where the electrolytic bath coagulate is attached during electrolysis. , a suspended conductor rod that connects the conductive terminal to a power source and suspends the conductive terminal and the anode member in the vertical direction; an underframe configured to remain vertically supported and having an axis for tilting the used anode and a rotation axis coaxial with the central axis of the suspended conductor rod; means for tilting the tilted used anode together with the underframe about the tilting axis; means for rotating the tilted used anode together with the underframe about the rotation axis; means for applying an impact force to the coagulated material to be removed adhering to the anode; and an electrolytic bath disposed below the used anode to collect the electrolytic bath coagulated material that falls due to the application of the impact force. A device for removing electrolytic bath coagulum adhering to a used anode, comprising means for recovering coagulum. 5. The means for imparting an impact force to said electrolytic bath condensate comprises a pickaxe-like member fixed to a vibratory and hydrostatic pressure generator with a substantially vertical axis, and said means is directed along said vertical axis. 5. A device according to claim 4, connected to means for moving parallel to said vertical axis. 6. The underframe has a support member for supporting the underframe, and the support member has locking means for the suspended conductor rod, and the locking means is connected to the fixed part from two identical members. These two parts are fastened to the fixed part with a large number of bolts so that there is a gap sufficient to allow them to rotate around an axis that approximately coincides with the axis of the suspended conductor rod. , in which both elements are formed with a cutout that substantially conforms to the cross section of the suspended conductor rod.
Equipment described in Section. 7. Claim 5 or 6, wherein the fixing part is fixed to a support arm by a bolt, and the support arm is isolated from the bolt by means for damping said vibrations.
Equipment described in Section. 8. The device according to claim 6 or 7, wherein the fixed part of the locking means abuts the support arm via the vibration damping means.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8120094 | 1981-10-20 | ||
FR8120094A FR2514790A1 (en) | 1981-10-20 | 1981-10-20 | Cleaning spent anodes obtd. in mfg. aluminium by electrolysis - in jig where hydraulic chisels are used to knock electrolyte residues off carbon anode stumps |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58136792A JPS58136792A (en) | 1983-08-13 |
JPS602395B2 true JPS602395B2 (en) | 1985-01-21 |
Family
ID=9263400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57182684A Expired JPS602395B2 (en) | 1981-10-20 | 1982-10-18 | Method and apparatus for removing electrolyte bath coagulum adhering to used anodes |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS602395B2 (en) |
AU (1) | AU552468B2 (en) |
CA (1) | CA1195952A (en) |
ES (1) | ES8308596A1 (en) |
FR (1) | FR2514790A1 (en) |
GR (1) | GR78393B (en) |
HU (1) | HU190418B (en) |
IN (1) | IN156480B (en) |
NL (1) | NL8204051A (en) |
NZ (1) | NZ202204A (en) |
OA (1) | OA07234A (en) |
YU (1) | YU43101B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3318640A1 (en) * | 1983-05-21 | 1984-11-22 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Device for holding anode bars, in particular during anode precleaning |
ES2069496B1 (en) * | 1993-08-10 | 1995-11-01 | Asturiana De Zinc Sa | TUB FOR ELECTROLYSIS FACILITIES. |
AUPO407096A0 (en) * | 1996-12-09 | 1997-01-09 | Comalco Aluminium Limited | Spent anode/butt cleaning system |
ITMI20010399A1 (en) * | 2001-02-27 | 2002-08-27 | Pescale Spa | PLANT FOR THE RECOVERY OF ANODES USED IN MELTING BATHS FOR ALUMINUM PRODUCTION |
CN104264187A (en) * | 2014-10-14 | 2015-01-07 | 湖南创元铝业有限公司 | Device for cleaning materials on electrolysis anode scraps |
CN109794473B (en) * | 2019-03-07 | 2022-01-28 | 新乡宏达冶金振动设备有限公司 | Turning device for double-anode electrolyte shoveling and pushing cleaning system |
FR3093737B1 (en) | 2019-03-14 | 2023-02-24 | Rio Tinto Alcan Int Ltd | Handling device intended to convey an intervention tool on an electrolytic cell. |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3708128A (en) * | 1968-09-19 | 1973-01-02 | Lindemann Maschfab Gmbh | Apparatus for salvaging carbon from anodes |
FR2350407A1 (en) * | 1976-05-04 | 1977-12-02 | Pechiney Aluminium | METHOD AND DEVICE FOR CLEANING WASTE ANODE BODIES FROM AN ELECTROLYSIS TANK IGNEE |
-
1981
- 1981-10-20 FR FR8120094A patent/FR2514790A1/en active Granted
-
1982
- 1982-10-18 GR GR69568A patent/GR78393B/el unknown
- 1982-10-18 NZ NZ202204A patent/NZ202204A/en unknown
- 1982-10-18 JP JP57182684A patent/JPS602395B2/en not_active Expired
- 1982-10-19 HU HU823322A patent/HU190418B/en not_active IP Right Cessation
- 1982-10-19 AU AU89601/82A patent/AU552468B2/en not_active Ceased
- 1982-10-19 ES ES516640A patent/ES8308596A1/en not_active Expired
- 1982-10-19 CA CA000413698A patent/CA1195952A/en not_active Expired
- 1982-10-19 IN IN1227/CAL/82A patent/IN156480B/en unknown
- 1982-10-19 YU YU2349/82A patent/YU43101B/en unknown
- 1982-10-20 NL NL8204051A patent/NL8204051A/en not_active Application Discontinuation
- 1982-10-21 OA OA57826A patent/OA07234A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPS58136792A (en) | 1983-08-13 |
FR2514790A1 (en) | 1983-04-22 |
AU8960182A (en) | 1983-04-28 |
OA07234A (en) | 1984-04-30 |
HU190418B (en) | 1986-09-29 |
YU234982A (en) | 1985-03-20 |
FR2514790B1 (en) | 1983-11-18 |
YU43101B (en) | 1989-02-28 |
AU552468B2 (en) | 1986-06-05 |
ES516640A0 (en) | 1983-09-16 |
NL8204051A (en) | 1983-05-16 |
GR78393B (en) | 1984-09-27 |
NZ202204A (en) | 1985-08-16 |
IN156480B (en) | 1985-08-10 |
CA1195952A (en) | 1985-10-29 |
ES8308596A1 (en) | 1983-09-16 |
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