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    • 42. 发明专利
    • Gas insulated switch and manufacturing method thereof
    • 气体绝缘开关及其制造方法
    • JP2011142782A
    • 2011-07-21
    • JP2010003263
    • 2010-01-08
    • Toshiba Corp株式会社東芝
    • NAKANO TOSHIYUKIMATSUMOTO EIJITAKEI MASAFUMIHIRANO YOSHIHIKO
    • H02B13/02H01H33/56
    • PROBLEM TO BE SOLVED: To provide a high pressure gas container of a gas insulated switch that achieves explosion proof and execution facility, and to provide a manufacturing method thereof. SOLUTION: The gas insulated switch 10 includes the high pressure gas container 11 and a fiber-reinforced thermoplastic layer 12 covering the high pressure gas container 11. The fiber-reinforced thermoplastic layer 12 is composed of a thermoplastic epoxy resin and a reinforcing fiber sheet. The reinforcing fiber sheet including one of glass fiber, carbon fiber and aramid fiber where the thermoplastic epoxy resin composition is impregnated is heated and bonded. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种实现防爆和执行设备的气体绝缘开关的高压气体容器,并提供其制造方法。

      解决方案:气体绝缘开关10包括高压气体容器11和覆盖高压气体容器11的纤维增强热塑性层12.纤维增强热塑性层12由热塑性环氧树脂和增强材料 纤维片。 将包含热塑性环氧树脂组合物的玻璃纤维,碳纤维和芳族聚酰胺纤维中的一种的增强纤维片材加热粘合。 版权所有(C)2011,JPO&INPIT

    • 43. 发明专利
    • Gas circuit breaker with input resistance contact
    • 具有输入电阻接点的气体断路器
    • JP2013179004A
    • 2013-09-09
    • JP2012043015
    • 2012-02-29
    • Toshiba Corp株式会社東芝
    • ONISHI RYOTANIGUCHI YOSHINOBUNAGATA TOSHIKAZUMATSUMOTO EIJIINOUE TORUUCHIDA KAZUNORI
    • H01H33/70H01H1/04H01H33/42H01H33/91
    • PROBLEM TO BE SOLVED: To save labor of an operation mechanism, and to attain miniaturization by removing restrictions on design regarding distance between electrodes at a main contact part and an input resistance contact part.SOLUTION: A gas circuit breaker with an input resistance contact is provided with: an operation rod 15 on the operation mechanism side connected to an operation mechanism; a first acceleration lever 18 in which one end is rotatably supported to a fixation part, the other end is connected to an operation rod 16 on the side of a movable side main contact, furthermore, a first intermediate connection part 22 is connected to the operation rod 15 on the operation mechanism side and a second intermediate connection part 24 is connected to a connection link 20; and a second acceleration lever 19 in which one end is rotatably supported to the fixation part so that a position of a supporting point becomes opposite to that of the first acceleration lever 18, the other end is connected to an operation rod 17 on the input resistance contact side, and furthermore, the intermediate connection part 27 is connected to the connection link 20.
    • 要解决的问题:节省操作机构的人力,并且通过消除对主接触部分和输入电阻接触部分上的电极之间的距离的设计的限制来实现小型化。解决方案:具有输入电阻接触的气体断路器是 设置有:与操作机构连接的操作机构侧的操作杆15; 第一加速杆18,其一端可旋转地支撑在固定部分上,另一端连接到可动侧主触点侧的操作杆16,此外,第一中间连接部22连接到操作 操作机构侧的杆15和第二中间连接部24连接到连接连杆20; 以及第二加速杆19,其中一端可旋转地支撑在固定部分上,使得支撑点的位置与第一加速杆18的位置相反,另一端连接到输入阻力上的操作杆17 接触侧,此外,中间连接部27连接到连接连杆20。
    • 44. 发明专利
    • Gas circuit breaker
    • 气体断路器
    • JP2013171807A
    • 2013-09-02
    • JP2012036878
    • 2012-02-22
    • Toshiba Corp株式会社東芝
    • UCHIDA KAZUNORIMATSUMOTO EIJIMORI TADASHIKONO HIROMICHIMAJIMA SHUYA
    • H01H33/70H01H33/90
    • PROBLEM TO BE SOLVED: To provide a highly reliable gas circuit breaker having such a structure that fine metal particles produced from an arc contact piece are speedily discharged from between arc contact pieces.SOLUTION: A gas circuit breaker has a second insulation nozzle 3 between an insulation nozzle 2 and a movable arc contact piece portion 1. Metal isolation means is provided between the movable arc contact piece portion 1 and second insulation nozzle 3. The metal isolation means provides a partition for separating a space formed between the movable arc contact piece portion 1 and second insulation nozzle 3 into at least an end vicinity contacting a fixed arc contact piece portion 5 of the movable arc contact piece portion 1 and an end vicinity provided with a movable portion of the movable arc contact piece portion 1. The space sectioned by the separating partition serves as the metal isolation means. Part of a gas flowing toward an operation rod 4 in circuit-opening operation flows in the metal isolation means.
    • 要解决的问题:提供一种高可靠性的气体断路器,其具有从电弧接触片产生的细小金属颗粒从电弧接触片快速排出的结构。解决方案:气体断路器在第二绝缘喷嘴3之间具有第二绝缘喷嘴3 绝缘喷嘴2和可动电弧接触片部分1.金属隔离装置设置在可动电弧接触片部分1和第二绝缘喷嘴3之间。金属隔离装置提供用于分隔形成在可动电弧接触片部分 1和第二绝缘喷嘴3成为接触可动电弧接触片部分1的固定电弧接触片部分5和设置有可动电弧接触片部分1的可动部分的端部附近的至少一个端部附近。空间被 分离隔板用作金属隔离装置。 在开启操作中流向操作杆4的气体的一部分在金属隔离装置中流动。
    • 45. 发明专利
    • Gas-insulation switching device and gas exchanging method
    • 气体绝缘开关装置和气体交换方法
    • JP2013143891A
    • 2013-07-22
    • JP2012004025
    • 2012-01-12
    • Toshiba Corp株式会社東芝Toshiba Henden Kiki Technology Kk東芝変電機器テクノロジー株式会社
    • MATSUMOTO EIJIKUNITOMO HISASHI
    • H02B13/055
    • PROBLEM TO BE SOLVED: To provide a gas-insulation switching device and a gas exchanging method capable of efficiently recovering gas in a short time.SOLUTION: A gas-insulation switching device according to an embodiment comprises: a closed vessel 1 filled with insulation gas; a closure flange 7a covering an opening provided on the closed vessel 1; an absorbent case 2a housing an absorbent 3; and a rod 6 whose one side in a longitudinal direction is supported by the closure flange 7a and whose other side movably supports the absorbent case 2a. When the rod 6 supports the absorbent case 2a into close contact with the closure flange 7a, the vessel is blocked into an absorbent housing gas zone 14 housing the absorbent 3 and a vessel body gas zone 15 housing an electric contact point 30. When the rod 6 supports the absorbent case 2a not in close contact with the closure flange 7a, the absorbent housing gas zone 14 and the vessel body gas zone 15 are communicated with each other to cancel the zones.
    • 要解决的问题:提供一种能够在短时间内有效地回收气体的气体绝缘开关装置和气体交换方法。根据实施方式的气体绝缘开关装置包括:填充有绝缘气体的密闭容器1 ; 覆盖设置在密闭容器1上的开口的封闭凸缘7a; 容纳吸收体3的吸收体2a; 以及杆6,其纵向方向的一侧由闭合凸缘7a支撑,另一侧可移动地支撑吸收体2a。 当杆6支撑吸收壳体2a与闭合凸缘7a紧密接触时,容器被阻塞到容纳吸收剂3的吸收性壳体气体区域14和容纳电接触点30的容器体气体区域15中。当杆 6支撑不与闭合凸缘7a紧密接触的吸收壳体2a,吸收性容器气体区域14和容器体气体区域15彼此连通以取消区域。
    • 46. 发明专利
    • Puffer type gas circuit breaker with input resistor
    • 具有输入电阻的PUFFER型气体断路器
    • JP2013134864A
    • 2013-07-08
    • JP2011283729
    • 2011-12-26
    • Toshiba Corp株式会社東芝
    • ONISHI RYOTANIGUCHI YOSHINOBUNAGATA TOSHIKAZUMATSUMOTO EIJIUCHIDA KAZUNORI
    • H01H33/70
    • PROBLEM TO BE SOLVED: To improve reliability by improving performance of circuit opening/closing operation by suppressing a chattering phenomenon at an input resistor contact part in an early stage.SOLUTION: There is provided a slide type contact part 40 of a wipe mechanism provided on a fixed side of a puffer type gas circuit breaker with an input resistor. The inside of a cylindrical electrode part 41 constituting the slide type contact part 40 is sectioned into a first gas chamber 41and a second gas chamber 41by a slidable disk-like bottom plate 42. A slide contact 25 is housed in the first gas chamber 41, a first return spring 43is arranged between the slide contact 25 and bottom plate 42. In the second gas chamber, a second return spring 43is arranged between a bottom part of the cylindrical electrode part 41 and the bottom plate 42.
    • 要解决的问题:通过在早期阶段抑制输入电阻器接触部分处的颤动现象来改善电路打开/关闭操作的性能来提高可靠性。解决方案:提供了一种滑动式接触部分40,其设置在 具有输入电阻的吹气式气体断路器的固定侧。 构成滑动型接触部40的圆筒形电极部分41的内部通过可滑动的盘状底板42分成第一气体室41和第二气体室41.滑动接触件25容纳在第一气体室41中, 第一复位弹簧43设置在滑动接触件25和底板42之间。在第二气体室中,第二复位弹簧43设置在圆柱形电极部分41的底部和底板42之间。
    • 47. 发明专利
    • GAS-INSULATED SWITCHGEAR AND AUXILIARY TOOL FOR TRANSPORTATION
    • JP2002142316A
    • 2002-05-17
    • JP2000333912
    • 2000-10-31
    • TOSHIBA CORP
    • MATSUMOTO EIJISANADA YASUNORI
    • H02B3/00H02B13/02
    • PROBLEM TO BE SOLVED: To provide a gas-insulated switchgear(GIS) and an auxiliary tool for transportation which do not need crane operation which reduces efficiency in transportation of the GIS. SOLUTION: A plurality of straight legs 2a and 2b are provided on the bottom surfaces of grounded vessels 1a and 1b, in which an insulating medium is enclosed in order to fix the vessels to an installing and fixing part. A transportation auxiliary tool 4, fixed to the leg parts 2a and 2b, comprises two member 4a and 4b. The member 4a comprises, for instance, an H-shaped steel, has a plurality of fork insertion holes 4a1, which have rectangular cross-sections and are formed in a wall between its facing walls, and has bolt screwing holes formed in its upper wall. In the same way, the member 4b comprises, for instance, a member with an H-shaped cross-section, more specifically an H- shaped steel, has a plurality of fork insertion holes 4b1 which have rectangular cross-sections and are formed in the wall between its facing walls, and has bolt screwing holes in its upper wall.
    • 49. 发明专利
    • GAS-INSULATED SWITCHGEAR FOR CONNECTING TO TRANSFORMER
    • JP2000050430A
    • 2000-02-18
    • JP20917998
    • 1998-07-24
    • TOSHIBA CORP
    • MATSUMOTO EIJI
    • H02B5/00
    • PROBLEM TO BE SOLVED: To obtain a gas-insulated switchgear for direct connection to a transformer which is capable of reducing the total site area of a substation, and of securing a substation equipment configuration indispensable for maintaining high reliability for the power system. SOLUTION: In a gas-insulated switchgear for connecting to a transformer, an air-insulated power equipment 11 is provided in an upper space of a tie-in point between the main body 1 of a grounding container of the switchgear and the main body 8 of a transformer grounding container to be directly connected with the main body 1, a high voltage portion of a power equipment 11 and a bushing are connected together with an air-insulated conductor, and thus a gas bushing high voltage portion and a high voltage portion of power equipment having the identical can be placed closely. Insulation distance in air of the gas-insulated power equipment can be considered above the upper space of the tie-in point between the gas-insulated switchgear and the transformer, thereby permitting further reduction in total site area for the substation.
    • 50. 发明专利
    • Gas circuit breaker
    • 气体断路器
    • JP2013171803A
    • 2013-09-02
    • JP2012036756
    • 2012-02-22
    • Toshiba Corp株式会社東芝
    • MIZOGUCHI HITOSHIMATSUMOTO EIJIUDAGAWA KEISUKEKATO NORIMITSU
    • H01H33/70H01H33/91
    • PROBLEM TO BE SOLVED: To provide a gas circuit breaker that is improved in insulating performance by shortening a pre-arm time in closing operation.SOLUTION: In a sealed container filled with an arc-extinguishing gas, a fixed arc contact piece 3 and a fixed power supply contact piece 4 are arranged coaxially with a movable arc contact piece 10 and a movable power supply contact piece 13. A puffer cylinder provided integrally with the movable arc contact piece 10 and movable power supply contact piece 13 is driven by an operation rod 8. A puffer piston 7 is fixed to a piston support 14 as a fixed portion. An arc-extinguishing gas blown to an arc discharge by the puffer cylinder 9 and puffer piston 7 is straightened by an insulation nozzle 12. An insulation cover 11 is provided at an outer periphery of the movable arc contact piece 10, and a gas flow passage is formed between the insulation cover 11 and an insulation nozzle 12. The insulation cover 11 has a plurality of opening portions 11c, penetrating the cover between the inside and outside, at its tip portion.
    • 要解决的问题:提供通过缩短关闭操作中的前臂时间来提高绝缘性能的气体断路器。解决方案:在装有灭弧气体的密封容器中,固定电弧接触片3和 固定电源接触片4与可动电弧接触片10和可动电源接触片13同轴配置。与可动电弧接触片10和可动电源接触片13一体设置的吹气筒由操作杆 冲击活塞7作为固定部分固定到活塞支撑件14上。 通过吹气缸9和吹气活塞7吹送到电弧放电的灭弧气体被绝缘喷嘴12矫直。在可动电弧接触片10的外周设有绝缘盖11,气体流路 形成在绝缘盖11和绝缘喷嘴12之间。绝缘盖11具有在其顶端部分处穿过内部和外部之间的盖的多个开口部11c。