CN105358890B - 用于将塑料加工系统的系统部分连接至管线的长度可调的适配器装置 - Google Patents
用于将塑料加工系统的系统部分连接至管线的长度可调的适配器装置 Download PDFInfo
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
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- B29C48/266—Means for allowing relative movements between the apparatus parts, e.g. for twisting the extruded article or for moving the die along a surface to be coated
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
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- B29C48/37—Gear pumps
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- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/387—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a gear pump
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/69—Filters or screens for the moulding material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
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- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
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Abstract
一种长度可调的适配器装置(100),其用于将塑料熔体过滤装置(200)连接至管线(300),该适配器装置(100)至少具有:壳体连接元件(10),其具有在管延伸部(12)中的至少一个内流动管路(13),该管延伸部设有外螺纹(14);调节环元件(20),其具有内螺纹(24),该内螺纹(24)用于接纳管延伸部(12)的外螺纹(14);以及用于与管线(300)连接的管线连接元件(30),其具有管线环形法兰(31)和管延伸部(32),该管延伸部(32)具有内流动管路(33)。管线环形法兰(31)能够在调节环元件(20)的收容凹槽(23)中旋转,并针对轴向作用力以形状配合的方式被固定。
Description
技术领域
本发明涉及一种长度可调的适配器装置,该适配器装置用于将塑料加工系统的系统部分连接至管线。
背景技术
在塑料过滤装置中,塑料作为高粘性介质受到挤压而穿过过滤介质,以便分离出异物或聚结物。这尤其涉及处于熔化形态的热塑性塑料。为此,过滤装置被加入到塑料加工系统的生产线中,该塑料加工系统在挤出机或熔融泵与连接在过滤装置下游的加工单元之间延伸。具有足够直径的管线必须在所述生产线中使用,以便能够以与加工单元的吞吐量对应的方式输送塑料熔体。由于高压,该连接需要被设计得很稳定和牢固。因此,该连接通常伴有在端侧设有法兰环的管线元件,以便能够对与所述管线元件连接的组件形成固定的螺旋连接。所述法兰在端侧还具有定心装置,以便实现精确定位,而且也为了通过以形状配合方式相互接合的定心辅助件来形成良好的紧密性。对于定心装置,要彼此连接的多个部分之一具有一定的偏置(offset)、凹槽等,对应部分上的相应突起或环形连接板(web)可接合在该凹槽中。由于这些以形状配合方式相互接合的部分,需要一定的轴向移位距离来安装和移除,以便能够释放定心装置。因此,如果不事先使相邻的组件轴向移位而使得彼此接合以进行定心的部分能够脱离并因此将连接释放,就不能将单个单元(例如,尤其是上述塑料过滤装置)从生产线上侧向释放。由于系统部分的大尺寸和相当大的重量,因此,用于维护和维修的各个组件的释放是非常耗时的。将所有连接在一起的系统部分安装在线性导轨上原则上是可行的,但成本太高且需要频繁维护。
发明内容
本发明的目的是限定一种长度可调的适配器装置,通过该适配器装置,能够对长度进行一定的轴向补偿,以便能够在不移动相邻单元的情况下释放形状配合式定心装置。
该目的通过具有根据权利要求1所述特征的长度可调的适配器装置来实现。
根据发明的适配器装置大致在待插入到彼此中的两个相对的元件上提供了相应的管延伸部。具有较小直径的管延伸部插入到另一个管延伸部内的内孔中,并朝着其端部延伸(尤其以漏斗状的方式朝着其端部延伸),以便在过渡点处保持尽可能小的流动阻力。
可以经由在较小的管延伸部与具有较大直径的管延伸部中的孔之间配合的密封环来进行密封。插入到彼此中的管延伸部设有间隙配合,从而,即使在发生相应的热膨胀的情况下也能够轴向调节。如果所述连接管被支撑在与它们旋拧在一起的相邻组件上,则接合到彼此中的所述连接管仅形成长度可调的流动路径就已经足够了。然而,根据发明的适配器装置也提供了经由外径联接到一个连接管和具有内螺纹的调节环,以便能够施加轴向力,并且,通过缩短该适配器装置的长度,即使在发生堵塞或其它阻塞的情况下,也能通过经由螺纹施加大的力而进行移除。
如上所述,根据本发明,通过该调节环上的内螺纹和壳体连接元件的管延伸部上的外螺纹来形成所述端侧的法兰之间的距离。为了将进行调节所需的调节环的旋转运动从仅被提供用于轴向调节的管线连接元件分离,在管线连接元件和调节环元件之间提供了连接,该连接允许相对于彼此旋转,但同时相对于轴向作用力进行形状配合固定。
这通过该调节环元件的内孔中的收容凹槽进行,管线连接元件的外圆周上的相匹配的台阶接合在该收容凹槽中。如果该调节环旋转,所述调节环能够围绕管线连接元件的环形法兰自由旋转。由于在该过程中后者同时改变了其轴向位置,调节环元件将管线连接元件在轴向方向上对应地向前或向后推动。
根据发明的适配器装置具有不需要任何锁定元件的优点。端侧上的法兰元件在每一种情况下固定地连接到相邻的结构单元,从而对于它们的部分来说在空间上被固定。在相应地仔细设计的配合或提供适当的密封元件的情况下,经由插入到彼此中的连接管来提供密封紧密性。对于施加预应力或维持应力以实现密封而言,并非绝对需要该调节环元件,尽管它也可适用于该目的。仅仅为了安装和移除而需要该调节环元件,以便能够为了所述操作能够设定这两个连接管相对于彼此的相对位置并能够克服高粘附力。
该调节环的外侧优选包括暴露的扳手表面,或者在直径较大的情况下包括用于镰刀式扳手的接合点。
与该塑料过滤装置背向的端部优选可通过额外的加热元件、尤其是通过环绕的加热带(heater band)进行额外加热。
尽管壳体连接元件经由加热的壳体通过热传导来间接加热,但为了防止塑料熔体的凝固,到管线连接元件中的热传导被最低限度地减少。
如果穿过壳体连接元件并经由接合到彼此中的螺纹螺旋部(turns)上的接触表面和插入到彼此中的连接管上的接触表面而从过滤装置壳体上出现的热流动不足,就需要该额外的外部加热装置。此外,可以通过局部温度的临时升高来使用该加热元件,以便减小适配器装置中的流体的粘度并由此确保适配器装置的可调节性。这尤其适用于安装/移除阶段,在该阶段中,一侧上的与相邻加热元件的连接(即,管线连接元件上的与相邻加热元件的连接)已经中断,且必须具有进一步的轴向可调节性,以便将以形状配合的方式彼此接合的定心突起从彼此拆除。在该阶段,从相邻单元到管线连接元件中的热传导已经中断,因此,在相对长的安装期间,仍然在适配器装置中的熔体可能固化并且将不再提供该适配器装置的进一步可调节性。
同样的情况适应于安装期间和再次启动期间。在该情况下,从该管线中退出的单元被插回到管线中,然后必须首先被再次加热,以便熔化凝结的塑料并由此允许调节该适配器装置。
所述壳体连接元件可设有法兰,用于旋拧到相邻的组件,或者它可以直接一体形成在塑料加工系统的系统部件中,使得仅连接管从其突出。
附图说明
下面将参照附图更详细地解释本发明。这些附图详细示出了:
图1以透视图示出了根据第一实施例的适配器装置;
图2以侧视图示出了适配器装置;
图3以侧视截面图示出了适配器装置;
图4以透视图示出了适配器装置的第二实施例;并且
图5以侧视截面图示出了根据图4的适配器装置。
具体实施方式
图1示出了根据第一实施例的具有壳体连接元件10的适配器装置100,在此可观察到该壳体连接元件10的壳体适配环11,可经由该壳体适配环11直接旋拧到塑料过滤装置。
适配器装置100的在图1中面向观察者的另一端具有管线连接元件30,该管线连接元件30具有多个螺纹孔35,可经由这些螺纹孔35连接管线的法兰。在其内部,管线连接元件30具有流动管路34。管线连接元件30被调节环元件20围绕,调节环元件20包括两个半体元件,在此可观察到其中的外半体元件21。这两个半体元件通过螺钉连接件25彼此连接。加热元件40围绕调节环元件20,并能在必要时对调节环元件20加热,也可通过该调节环元件20间接加热被封闭的管线连接元件30。
在右手侧,图2中的侧视图示出了右手侧的壳体连接元件10的壳体适配环11以及该调节环元件的第二半体元件22的一部分,该部分位于加热带40下方。该半体元件22具有轴向凹槽26,以便能够配合镰刀式扳手并能够通过该调节环元件的旋转来调节轴向长度。在半体元件22和壳体适配环11之间可以看到壳体连接元件10的管延伸部12的一部分。其面向调节环元件20的前部分设有外螺纹14。
从图3的截面图中尤其可以清楚理解根据本发明的适配器装置100的功能。右手侧的点划线矩形表示塑料加工系统的一个系统部分200,在本示例性实施例中,该系统部分被拧紧到壳体适配环11。具有外螺纹14的管延伸部12邻接该壳体适配环11。在壳体连接元件10的内部中形成有连续的流动管路13。
在左手侧,对应的部分(counterpart)由与管线的法兰300连接的管线连接元件30形成。该对应的部分具有凹进的容座38,用于容纳所述管线的法兰300上的定心突起301。
管线连接元件30同样具有内流动管路33,该内流动管路33并入到壳体连接元件10的流动管路13中。流动管路33还穿过管延伸部32,该管延伸部32能够以精确配合的方式被推入到流动管路13中。流动管路13需要渐缩然后再扩大的横截面形状,以便以出现尽可能低的流动阻力的方式形成直径过渡。
管线连接元件30的环形法兰31具有螺纹孔35,并在其外圆周上设有台阶36,该台阶36容纳在调节环元件20的收容凹槽23中。为了允许安装,调节环20包括上述的半体元件21、22。凹槽23延伸经过半体元件21、22之间的分离平面或至少延伸到后者。因此,能够通过释放外螺钉连接件25(对照图1)来移除外半体元件21,然后能够移除或重新插入该管线连接元件30。
在适配器装置100'的第二实施例中,其构造基本对应于根据图1至3的第一实施例,在图4中,以从所述管线的连接侧看到的透视图示出了该适配器装置100'。调节环元件20'和加热带40'的设计改变了。在适配器装置100的第一实施例的情况下,调节环元件20的两个半体元件21、22具有相同的外径且被共同的加热元件40围绕,然而,在适配器装置100'的第二实施例的情况下,仅内部的第二半体元件22'被加热带40围绕。
第一半体元件21'具有扩大的外径,使得其上还可设置有一系列用于螺钉连接件的通道孔28'的外基准圆。因此,适配器装置100'不直接经由螺纹孔连接到管线连接元件30',而是经由位于第二外基准圆上的通道孔或螺纹孔28'。
与适配器装置100'的第一实施例中一样,可以看到图4中的中央基准圆上的螺钉连接件25也用于将半体元件21'、22'彼此连接。
该适配器装置100'的轴向可调功能基本对应于第一实施例100。在该情况下,同样可经由调节环20'和壳体连接元件10之间的螺纹连接件强制进行管线连接元件30的管延伸部32与壳体连接元件10的管延伸部12之间的相对移动。唯一的区别是,为了旋转该调节环元件20',必须事先释放外基准圆28'中的螺钉连接件。
Claims (7)
1.一种适配器装置(100;100'),所述适配器装置(100;100')用于将塑料熔体过滤装置(200)连接至管线(300),所述适配器装置(100;100')至少具有:
-壳体连接元件(10),所述壳体连接元件(10)具有在第一管延伸部(12)中的至少一个第一内流动管路(13),所述第一管延伸部(12)具有减小的外径,所述第一管延伸部在其长度的至少一部分上设有外螺纹(14);
-调节环元件(20;20'),所述调节环元件(20;20')具有内螺纹(24),所述内螺纹(24)用于接纳所述壳体连接元件(10)的所述第一管延伸部(12)的所述外螺纹(14);
其特征在于,
-还设有用于与所述管线(300)连接的管线连接元件(30;30'),所述管线连接元件(30;30')具有管线环形法兰(31)和第二管延伸部(32),所述管线连接元件的所述第二管延伸部(32)具有第二内流动管路(33),所述管线连接元件(30)的所述管线环形法兰(31)能够在所述调节环元件(20)的收容凹槽(23)中旋转,并针对轴向作用力以形状配合的方式被固定,其中,所述管线连接元件(30)的所述第二管延伸部(32)被部分地推入到所述壳体连接元件(10)的所述流动管路(13)中,并且
-所述适配器装置(100;100')是长度可调的。
2.根据权利要求1所述的适配器装置(100),其特征在于,所述管线环形法兰(31)具有多个通道孔和/或螺纹孔(35)。
3.根据权利要求1或2所述的适配器装置(100'),其特征在于,所述调节环元件(20')包括具有多个通道孔和/或螺纹孔(28')的环形法兰。
4.根据权利要求1或2所述的适配器装置(100;100'),其特征在于,所述调节环元件(20;20')由两个半体元件(21,22)形成,其中,用于所述管线环形法兰(31)的所述收容凹槽(23)形成在所述半体元件(21,22)的分离平面中。
5.根据权利要求1或2所述的适配器装置(100;100'),其特征在于,所述调节环元件(20;20')设有至少一个加热装置。
6.根据权利要求5所述的适配器装置(100;100'),其特征在于,所述加热装置由加热带(40;40')形成。
7.根据权利要求1或2所述的适配器装置(100;100'),其特征在于,所述壳体连接元件(10)包括具有多个通道孔和/或螺纹孔的壳体适配环(11)。
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DE202013103050U DE202013103050U1 (de) | 2013-07-09 | 2013-07-09 | Längenverstellbare Adaptervorrichtung zur Verbindung eines Anlagenteils einer Kunststoffverarbeitungsanlage mit einer Rohrleitung |
DE202013103050.3 | 2013-07-09 | ||
PCT/EP2014/064653 WO2015004159A1 (en) | 2013-07-09 | 2014-07-08 | Length-adjustable adapter device for connecting a system part of a plastics processing system to a pipeline |
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CN105358890B true CN105358890B (zh) | 2017-10-24 |
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EP (1) | EP3019784B1 (zh) |
JP (1) | JP6317439B2 (zh) |
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GB2540023B (en) * | 2014-03-13 | 2017-07-05 | Adey Holdings 2008 Ltd | Magnetic sleeve assembly for a magnetic separator |
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DE202016001455U1 (de) * | 2016-03-04 | 2017-06-08 | Gala Industries, Inc. | Schmelzeführender Verbindungsadapter |
US10851924B2 (en) * | 2017-09-08 | 2020-12-01 | A.Y. Mcdonald Mfg. Co. | Telescoping meter flange |
EP3764077B1 (en) * | 2019-07-08 | 2022-02-16 | ABB Schweiz AG | Process analyzer adapter |
CN111351902B (zh) * | 2020-04-23 | 2022-11-08 | 南京三鸣智自动化工程有限公司 | 工业窑炉气体自适应在线分析系统 |
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US20160158989A1 (en) | 2016-06-09 |
DE202013103050U1 (de) | 2013-09-10 |
CN105358890A (zh) | 2016-02-24 |
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