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    • 1. 发明授权
    • Head box for a paper machine
    • 造纸机头盒
    • US4783241A
    • 1988-11-08
    • US133996
    • 1987-12-17
    • Dieter EgelhofAlbrecht MeineckeSimon Juhas
    • Dieter EgelhofAlbrecht MeineckeSimon Juhas
    • D21F1/00D21F1/02
    • D21F1/028D21F1/02
    • A head box has a preferably fixed flow-carrying wall (11) and a movable flow-carrying wall (13) defining a nozzle-like stock conduit (14) and an outlet slot (15). The movable wall is provided with an adjustable profile bar (35) at the stock outlet slot. For coarse adjustment of the slot width, two lifting devices (21) act on the movable flow-carrying wall. Fine adjustment of the slot width is performed by adjustment spindles (36) acting on the profile bar.To improve adjustment of the stock outlet slot by the movable wall and to use the profile bar adjustment to perform very small corrections to the slot width, a front end section (24) of the movable wall located in the region of the stock outlet slot is flexibly constructed with respect to the remaining part of the wall, and a plurality of adjustment units (33) are spaced across the machine width and act on the flexible end section directly in front of the stock outlet slot.Thereby the movable wall (33) can be adapted with relatively high accuracy to the contour of the fixed wall (11) on the outlet slot side by the adjustment units (33) acting on the flexible end section (24). The immersion depth of the profile bar (35) into the stock conduit is therefore largely constant over the machine width. Cross currents and variable velocities of the stock flow are avoided and the paper's properties are improved.
    • 头箱具有优选地固定的流动支承壁(11)和限定喷嘴状储存管道(14)和出口槽(15)的可移动流动支承壁(13)。 可移动壁在库存出口槽处设置有可调节型材(35)。 对于槽宽度的粗调,两个提升装置(21)作用在可动流动壁上。 狭缝宽度的微调是通过作用在轮廓杆上的调节主轴(36)进行的。 为了通过可移动壁改善库存出口槽的调节并且使用型材条调节对狭槽宽度执行非常小的校正,位于库存出口槽区域中的可移动壁的前端部分(24)是 相对于壁的剩余部分灵活地构造,并且多个调节单元(33)跨越机器宽度间隔开,并且直接在坯料出口狭槽的前面作用在柔性端部上。 因此,通过作用在柔性端部(24)上的调节单元(33),可移动壁(33)可以相对于出口槽侧的固定壁(11)的轮廓具有相对较高的精度。 因此,型材棒(35)浸入料斗导管中的浸入深度在机器宽度上基本保持不变。 避免了流动的交叉电流和可变速度,改善了纸张的性能。
    • 2. 发明授权
    • Device for continuously dewatering a fiber web
    • 用于连续脱水纤维网的装置
    • US4908102A
    • 1990-03-13
    • US641409
    • 1984-08-16
    • Heinz ZagAlbrecht MeineckeOtmar KolbJosef MullnerElemer CsordasDieter Egelhof
    • Heinz ZagAlbrecht MeineckeOtmar KolbJosef MullnerElemer CsordasDieter Egelhof
    • D21F9/02D21F3/00D21F3/02D21F9/00
    • D21F9/003D21F3/00Y10S162/07
    • This device, preferably formed as a dual paper machine, has according to a preferred embodiment two endless screens, mainly a lower screen (21) and an upper screen (22). The lower screen (21), on which is formed a paper web, and the upper screen (22) are moved together in the lower part of a dehydration cylinder (25) arranged in the upper screen. Both screens (21,22) are unrolled from the rising lower quadrant of said cylinder (25) and are laid on the upper part of the support cylinder (26) arranged in the lower screen (21). The bandage of the dehydration cylinder (25) has hollows which absorb water from the screens along their arcs of contact with the cylinder and which project the water towards the inside of the loop formed by the screens of the cylinder. In the feed direction of the screens and downstream of the support cylinder (26), there is arranged a receiving container (36) for the projected water. The container has a curved covering wall (40) which extends opposite the feed direction of the screens up to the interstice formed between the dehydration cylinder (25) and the screens (21,22). The reception container (36) is divided into two chambers (44,45) which extend transversally to the screens and which have separate side discharge conduits. The water supplied into the main chamber (45) through the covering wall (40) is deviated by means of blades (52) towards the direction of the discharge conduit.
    • 优选地,该装置形成为双重造纸机,根据优选实施例,具有两个无限屏幕,主要是下屏幕(21)和上屏幕(22)。 其上形成有纸幅的下部筛网(21)和上部筛网(22)在布置在上部筛网中的脱水筒(25)的下部一起移动。 两个筛网(21,22)从所述圆筒(25)的上升的下象限展开,并被放置在布置在下筛网(21)中的支撑筒(26)的上部。 脱水筒(25)的绷带具有中空部,其沿着与圆筒接触的圆弧吸收来自筛网的水,并且将水朝向由圆筒的筛网形成的环的内部突出。 在屏幕的进给方向和支撑筒(26)的下游,布置有用于投影水的接收容器(36)。 容器具有弯曲的覆盖壁(40),其与丝网的进给方向相反延伸直到形成在脱水筒(25)和筛网(21,22)之间的间隙。 接收容器(36)被分成横向延伸到筛网并具有分开的侧排出管道的两个室(44,45)。 通过覆盖壁(40)供应到主室(45)的水通过叶片(52)朝着排出管道的方向偏离。
    • 3. 发明授权
    • Paper machine for the manufacture of a multi-layer paper web
    • 造纸机用于制造多层纸幅
    • US5635033A
    • 1997-06-03
    • US379939
    • 1995-01-27
    • Udo GrossmannDieter EgelhofAlbrecht Meinecke
    • Udo GrossmannDieter EgelhofAlbrecht Meinecke
    • D21F9/02D21F9/00D21F11/04
    • D21F9/006D21F11/04D21F9/003
    • A paper machine forming section with two wire forming units. One of the two forming units is a twin wire web forming unit having a headbox, two wire loops arranged in sandwich-like manner and a drainage element for each of the wire loops. The first web-forming unit has a first section including a curved suction drainage element or roll in the first lower wire loop; a second section with opposing drainage ledges, wherein the drainage ledges are stationary on the upper side and the drainage ledges are developed resiliently pressable on the bottom side; the drainage ledges of the upper and lower sides are arranged staggered with respect to each other in the direction of travel of the wire, and at least the ledges of the upper side are developed with suction; a third section which has at least one suction wire separating element on one side. The second web-forming unit is a hybrid former with a single wire. The guide rolls for the second wire of the first former and for the wire of the second former guide them on a joint wire path where the multilayer web is transferred to the wire of the second former. There is a headbox associated with the wire of the second former. A respective backwater circuit collects water and materials drained from each of the forming units and returns them to the respective headboxes.
    • 一种具有两个成丝单元的造纸机成型部。 两个成形单元中的一个是具有流浆箱,以夹层状布置的两个线环和用于每个线环的排水元件的双网幅形成单元。 第一卷筒纸形成单元具有第一部分,其包括在第一下部线环中的弯曲的抽吸排放元件或辊; 具有相对的排水凸缘的第二部分,其中所述排水凸缘在上侧是静止的,并且所述排水框架在所述底侧上可弹性地压制; 上侧和下侧的排水框架沿着导线的行进方向彼此交错布置,并且至少上侧的凸缘被抽吸成型; 在一侧具有至少一个吸丝分离元件的第三部分。 第二幅材形成单元是具有单根线的混合成形器。 用于第一成形器的第二线的引导辊和用于第二成形器的线的引导辊将它们引导到多层片材被转移到第二成形器的线的接合线路径上。 有一个与第二个前者的电线相关联的流浆箱。 相应的回水回路收集从每个成形单元排出的水和材料并将它们返回到相应的流浆箱。
    • 5. 发明授权
    • Sorter for paper pulp suspensions including a damping chamber
    • 用于包括阻尼室的纸浆悬浮液的分选机
    • US4684444A
    • 1987-08-04
    • US821075
    • 1986-01-21
    • Albrecht MeineckeHans-Rainer SchmidDieter Egelhof
    • Albrecht MeineckeHans-Rainer SchmidDieter Egelhof
    • B07B7/083D21D5/02D21D5/06D21F1/06B07B1/20D21D5/22
    • D21D5/026D21F1/065
    • A sorter for paper pulp suspension including a rotationally symmetrical wire cage and a rotor supporting a plurality of vanes for rotating about the interior of the cage for moving suspension through the wire cage, the vanes being non-uniformly spaced. An annular pulp chamber surrounds the screen for collecting the pulp. A suspension outlet at the bottom of the pulp chamber receives the pulp from the pulp chamber. The pulp chamber extends axially beyond the lower end of the wire cage. An annular damping chamber surrounds the lower end of the pulp chamber and flow from the pulp chamber to the pulp outlet is past the damping chamber. The damping chamber develops a pool of the suspension in it. A pressurized gas cushion above the pool of suspension in the damping chamber controls the level thereof and damps the motion of the pulp in the pulp chamber.
    • 一种用于纸浆悬浮液的分选机,包括旋转对称的线笼和支撑多个叶片的转子,用于围绕保持架的内部旋转以使悬挂通过线笼移动,叶片不均匀地间隔开。 围绕屏幕的环形纸浆室用于收集纸浆。 纸浆室底部的悬浮液出口从纸浆室接收纸浆。 纸浆室轴向延伸超过线笼的下端。 围绕纸浆室的下端的环形阻尼室和从纸浆室到纸浆出口的流动经过阻尼室。 阻尼室在其中形成悬浮液池。 在阻尼室中的悬浮液池上方的加压气垫控制其水平并阻止纸浆室中纸浆的运动。