会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明专利
    • チャンネル型ブラシシールの製造方法
    • 通道刷密封制造方法
    • JP2014206176A
    • 2014-10-30
    • JP2013082239
    • 2013-04-10
    • 株式会社東芝Toshiba Corp
    • YAMASHITA TATSUOMIMURA YUKIIWASAKI YOSHIFUMI
    • F16J15/22
    • F16J15/3288A46D3/05A46D9/02F01D11/001F05D2240/56Y10T29/49297
    • 【課題】製造を容易に行うことができ、製造効率の向上が可能な、チャンネル型ブラシシールの製造方法を提供する。【解決手段】実施形態のチャンネル型ブラシシールの製造方法では、細線折曲げステップにおいて、細線の束に芯金を当接させた後に、芯金が細線の束に当接した部分で細線の束を折り曲げる。つぎに、チャンネル折曲げステップにおいて、細線の束が折り曲げられた部分でチャンネルが細線の束および芯金を挟んで締め付けるように、チャンネルを折り曲げる。ここで、細線折曲げステップでは、細線の束において細線の延在方向が芯金の延在方向に対して傾斜するように細線の束に芯金を当接させた後に、細線の束を折り曲げることによって、当該折り曲げられた細線の延在方向を交差させる。【選択図】図4
    • 要解决的问题:提供一种能够促进制造和提高制造效率的通道刷式密封件制造方法。解决方案:实施例中的通道刷式密封件制造方法包括在邻接部分中弯曲细线束的细线弯曲步骤 在核心网格邻接在细线束之后。 接下来,在通道弯曲步骤中,弯曲通道,使得通道在细线束弯曲的部分中保持并紧固细线束和芯网格在弯曲通道部分之间。 在细线弯曲步骤中,细线束在与细线束对接之后的芯格栅上弯曲,使得细线束中的细线的延伸方向相对于芯的延伸方向倾斜 网格,由此弯曲细线的延伸方向彼此交叉。
    • 2. 发明专利
    • Seal structure for steam turbine
    • 蒸汽涡轮机密封结构
    • JP2014031750A
    • 2014-02-20
    • JP2012172173
    • 2012-08-02
    • Toshiba Corp株式会社東芝
    • OKUNO KENICHIIWASAKI YOSHIFUMIMURATA YORIHARUHIRANO TOSHIOMURAKAMI ITARUOHASHI SHINICHIRO
    • F01D25/24F01D9/04F01D11/08F01D25/00
    • F01D25/007F01D11/08F01D11/16F01D25/24F01D25/32F05D2220/31F05D2260/607
    • PROBLEM TO BE SOLVED: To reliably prevent damage of members such as seal fins due to solid particles that are mixed into steam and flow in.SOLUTION: A moving blade cover portion 5 that is an integral structure is formed on a leading end of a moving blade 1. A plurality of seal fins 6 forming a predetermined gap between the plurality of seal fins 6 and an inner peripheral portion of a nozzle outer ring 3 is formed on the moving blade cover portion 5. A through-hole 12 discharging solid particles 20 from a solid particles collection space 8 to a downstream stage side of a steam turbine is formed in the nozzle outer ring 3 while the annular-shaped solid particles collection space 8 that is open to an inlet port of a steam leak-off portion and collects the solid particles 20 mixed into steam flowing in is being formed on the inner peripheral portion of the nozzle outer ring 3.
    • 要解决的问题:可靠地防止由于混合在蒸汽中的固体颗粒引起的密封翅片等部件的损坏。解决方案:作为一体结构的动叶片盖部分5形成在移动的前端 多个密封翅片6在多个密封翅片6和喷嘴外圈3的内周部分之间形成多个密封翅片6,形成在动叶片覆盖部分5上。排出固体颗粒20的通孔12 在蒸汽涡轮机的固体颗粒收集空间8到下游侧的侧面形成有喷嘴外圈3,同时向蒸汽泄漏部分的入口开口的环状固体颗粒收集空间8收集 混合到流入的蒸汽中的固体颗粒20正在喷嘴外圈3的内周部分上形成。
    • 3. 发明专利
    • Turbine rotor blade and steam turbine
    • 涡轮转子叶片和蒸汽涡轮
    • JP2010053822A
    • 2010-03-11
    • JP2008221616
    • 2008-08-29
    • Toshiba Corp株式会社東芝
    • IWASAKI YOSHIFUMIMURAKAMI ITARUMURATA YORIJIOKUBO OSAMU
    • F01D5/22C21D9/00F01D5/14F01D25/00
    • F01D5/225C21D9/0068F05D2220/31
    • PROBLEM TO BE SOLVED: To provide a turbine rotor blade capable of reducing stress caused in a boundary between an integral cover provided at a blade tip and a blade effective part and improving erosion resistance of a leading edge and to provide a steam turbine equipped with the turbine rotor blade.
      SOLUTION: The integral cover 40 at the tip of the turbine blade 10 includes: a rear cover 41 which is formed integrally with the blade effective part 30 up to a trailing edge end along a rear surface of a tip of the blade effective part 30 except a leading edge part 31, and a front cover 42 which is formed integrally with the blade effective part 30 up to the trailing edge end along a front surface of the tip of the blade effective part 30 except the leading edge part 31. The rear cover 41 and the front cover 42 have a concavo-convex connection structure and contact with each other in at least one contact surface, and an angle formed between a normal line direction N1 facing an upstream side at the contact surface and a turbine rotor shaft direction extending from the upstream side to a downstream side is 90 to 150 degrees.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种涡轮转子叶片,其能够减小设置在叶片尖端的整体盖与叶片有效部分之间的边界处的应力,并提高前缘的耐冲蚀性,并提供蒸汽轮机 配备涡轮转子叶片。 解决方案:在涡轮机叶片10的尖端处的整体盖40包括:后盖41,其与叶片有效部分30一体地形成,直到沿叶片的尖端的后表面的后缘端部有效 除了前缘部31以外的部分30以及与刀片有效部30一体地形成在除了前缘部31之外的刀片有效部30的前端的前表面的后缘端部的前盖42。 后盖41和前盖42具有凹凸连接结构,并且在至少一个接触表面中彼此接触,并且在与接触表面的上游侧面对的法线方向N1与涡轮转子 从上游侧向下游侧延伸的轴方向为90〜150度。 版权所有(C)2010,JPO&INPIT
    • 4. 发明专利
    • Steam turbine and blade for steam turbine
    • 蒸汽涡轮蒸汽涡轮机和叶片
    • JP2013147999A
    • 2013-08-01
    • JP2012008849
    • 2012-01-19
    • Toshiba Corp株式会社東芝
    • TSUKUDA TOMOHIKOKAWAKAMI HIROSHIKAWASAKI SAKAESHIBUKAWA NAOKIOHASHI SHINICHIROIWASAKI YOSHIFUMI
    • F01D25/32F01D5/20F01D5/22F01D9/04F01D11/08F01D25/00
    • F01D5/147F01D5/14F01D5/225F01D11/08F01D25/32F05B2260/602
    • PROBLEM TO BE SOLVED: To provide a steam turbine and a blade of the steam turbine that can favorably collect water generated in the steam turbine, and prevent reduction in turbine efficiency.SOLUTION: A steam turbine includes: a turbine rotor shaft 3; a plurality of blades 2 provided on the turbine rotor shaft 3 and rotated by a steam flow; tip covers 20 attached to tip ends of the respective blades 2 and connected to and in contact with one another; at least one water drip fin 30 provided along a circumferential direction at the tip cover 20, and outwardly extending in a radial direction of each of the blades 2; and a diaphragm outer ring 40 disposed at an outer circumferential side from each of the blades 2, and having a drain catcher 43 opposed to a tip end part of the water drip fin 30. The tip cover 20 has a leading edge formed at a downstream side in an axial direction from a leading edge of the blade 2 or at a position in the axial direction corresponding to the leading edge of the blade 2 in the axial direction.
    • 要解决的问题:提供一种能够有利地收集在蒸汽轮机中产生的水的汽轮机的蒸汽轮机和叶片,并且防止涡轮机效率降低。蒸汽涡轮机包括:涡轮机转子轴3; 设置在涡轮转子轴3上并由蒸汽流旋转的多个叶片2; 末端盖20附接到各个叶片2的顶端并连接并相互接触; 至少一个沿着圆周方向设置在顶盖20处的水滴翅片30,并且沿着每个叶片2的径向方向向外延伸; 以及设置在每个叶片2的外周侧的隔膜外环40,并且具有与滴水翅片30的末端部分相对的排水捕集器43.顶盖20具有形成在下游的前缘 从叶片2的前缘沿轴向方向或轴向方向上与叶片2的前端沿轴向对应的位置。