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    • 41. 发明专利
    • ガス遮断装置
    • 气体切断装置
    • JP2014232077A
    • 2014-12-11
    • JP2013113949
    • 2013-05-30
    • パナソニック株式会社Panasonic Corp東京瓦斯株式会社Tokyo Gas Co Ltd
    • SHIOTA KAZUKIASANO KAZUTAKAOTANI TAKAHISAFUJISAWA KAZUYAKOBAYASHI KENCHIKOMAKI MICHINORIOWAKU TAKASHISATO TAKANOBUSUZUKI MAMORU
    • G01F3/22F23N5/22F23N5/24G01F1/00
    • 【課題】地震と判定して復帰不可のガス遮断を行った後、地震の規模や地質の地域特性、建物などの条件を考慮したタイミングで所定時間内の感震信号確認を行うことが可能なガス遮断装置を提供すること。【解決手段】震動を感知して感震信号を出力する感震センサ12と、遮断弁14と、感震信号により地震ありと判定したとき遮断弁14でガス遮断を行うコントローラ19を備え、コントローラ19は、地震有りと判定したときは、復帰不可のガス遮断を行った後、第1の所定時間(待機時間)の計時を開始し、第1の所定時間経過後に、第2の所定時間の計時を開始し、この第2の所定時間の計時中に感震センサ12から感震信号を検知しないときは、復帰不可のガス遮断を復帰可能なガス遮断とすることにより、復帰スイッチの押下や自動復帰によりガスが使用できるようにする。【選択図】図1
    • 要解决的问题:提供一种能够在检测到地震之后的预定时间内确认地震信号并且在诸如地震规模等的条件的时刻执行不可恢复的气体切断的气体切断装置, 特征和建筑物被考虑。解决方案:气体切断装置包括:地震传感器12,其检测振动并输出地震信号; 截止阀14; 以及控制器19,其在基于地震信号确定地震时控制截止阀14关闭气体。 控制器19被配置为在执行不可恢复的气体切断操作之后控制截止阀,以便在检测到地震时开始测量第一预定时间(等待时间); 并且在第一预定时间过去之后,开始测量第二预定时间。 当在测量第二预定时间期间没有从地震传感器12检测到地震信号时,控制器19控制切断阀以将不可恢复的气体切断切换到可恢复的气体切断,从而当返回开关为 按下或通过自动恢复。
    • 42. 发明专利
    • Gas shut-off device
    • 气体切断装置
    • JP2010261746A
    • 2010-11-18
    • JP2009110902
    • 2009-04-30
    • Osaka Gas Co LtdPanasonic CorpToho Gas Co LtdTokyo Gas Co LtdToyo Gas Meter KkYazaki Corpパナソニック株式会社大阪瓦斯株式会社東京瓦斯株式会社東洋ガスメーター株式会社東邦瓦斯株式会社矢崎総業株式会社
    • UEKI KOICHIOTANI TAKAHISANAKABAYASHI YUJIASANO KAZUTAKAKOBAYASHI MASATOMOWATANABE AKIRAKONO SACHIKOYUASA KENICHIRONAGAI NOZOMIISHIKAWA TETSUOKAWAGUCHI KEIJIFUJII YASUHIROISHIDA HIROSHISAKANO TAKAHIROYAMAURA MICHIAKIISOBE KIMIKATSUHORI FUJIOSHIMIZU HIROSHI
    • G01F1/66G01F3/22G01N27/02
    • PROBLEM TO BE SOLVED: To provide a gas shut-off device capable of shutting off a gas by detecting infiltration of water, or the like, into a flow channel or a control part in the device.
      SOLUTION: The gas shut-off device includes an amplification degree determining means 18 for determining a signal amplification degree of a flow rate detection means 8 performing flow rate detection with propagation velocity of an ultrasonic wave between vibrators 6, 7 disposed along the flow channel 4; a propagation time determination means 20 for determining the propagation time; a measurement condition setting means 16 changing a measurement condition; a flow channel inside abnormality determination means 22 for estimating water intrusion in the flow channel, when an abnormally short propagation time is detected at the amplification degree equal to or less than a lower limit determination value; a clocking means 23, activated when the amplification degree of an upper limit determination value or more is determined; a measurement ratio calculation means 24 for obtaining a ratio set at the maximum measurement condition during the clocking; an impedance estimation means 25 for estimating the abnormality of impedance between terminals of the flow rate detection means 8, when it is determined that the amplification degree is equal to or more than the upper limit determination value and the measurement ratio is equal to or more than a prescribed value; and a shut-off means 27 for shutting off the supply of gas at abnormality.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种能够通过检测水等的渗透而关闭气体的气体切断装置到装置中的流路或控制部中。 气体切断装置包括:放大度判定装置18,用于确定流量检测装置8的信号放大度,该流量检测装置8执行流速检测,其传播速度是沿着沿着该方向设置的振动器6,7之间的超声波 流路4; 用于确定传播时间的传播时间确定装置20; 改变测量条件的测量条件设置装置16; 当以等于或小于下限确定值的放大度检测到异常较短的传播时间时,用于估计流道中的水侵入的异常确定装置22内的流路; 当确定上限确定值或更多的放大度时激活的计时装置23; 用于获得在计时期间在最大测量条件下设定的比率的测量比率计算装置24; 用于估计流量检测装置8的端子之间的阻抗的异常的阻抗估计装置25,当确定放大度等于或大于上限确定值并且测量比等于或大于 规定值 以及用于在异常情况下关闭气体供应的切断装置27。 版权所有(C)2011,JPO&INPIT
    • 43. 发明专利
    • Gas shutoff device
    • 气体开关装置
    • JP2010216725A
    • 2010-09-30
    • JP2009064545
    • 2009-03-17
    • Panasonic CorpToho Gas Co LtdTokyo Gas Co Ltdパナソニック株式会社東京瓦斯株式会社東邦瓦斯株式会社
    • MURASE KOJIUEKI KOICHIOTANI TAKAHISANAKABAYASHI YUJIASANO KAZUTAKAKOBAYASHI MASATOMOWATANABE AKIRAKONO SACHIKOYUASA KENICHIRONAGAI NOZOMIISHIDA HIROSHISAKANO TAKAHIRO
    • F23K5/00F23N5/18G01F1/66G01F3/22
    • PROBLEM TO BE SOLVED: To release gas shutoff caused by an abnormality of a sensor generated in an unexpected state of a transient measurement condition.
      SOLUTION: This gas shutoff device includes a flow rate detecting section 11, a flow rate calculating section 12, an abnormal flow rate determining section 13, a valve drive section 14, a valve 15, a return input section 16, a sensor abnormality determining section 17, and a sensor abnormality release input section 18. A valve closing signal C is outputted and the valve 15 is shut off when the sensor abnormality determining section 17 determines an abnormality in the transient sensor, the shutoff of the gas due to the sensor abnormality generated in the unexpected state of transient measurement condition can be released by outputting a sensor abnormality releasing signal F to a sensor abnormality release input section 18, and outputting a valve opening signal E to return the valve 15 when the sensor abnormality release input section 18 receives the sensor abnormality release input from the external.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:释放在瞬时测量条件的意外状态下产生的传感器异常引起的气体截止。 解决方案:该气体截止装置包括流量检测部11,流量计算部12,异常流量判定部13,阀驱动部14,阀15,返回输入部16,传感器 异常判定部17和传感器异常释放输入部18.输出阀关闭信号C,当传感器异常判定部17判定瞬时传感器的异常时,关闭阀15,由于 通过向传感器异常释放输入部18输出传感器异常释放信号F,并且当传感器异常释放输入时输出阀开启信号E以返回阀15,可以解除在瞬时测量条件的意外状态下产生的传感器异常 部分18从外部接收传感器异常释放输入。 版权所有(C)2010,JPO&INPIT
    • 46. 发明专利
    • Gas shut-off device
    • 气体切断装置
    • JP2008102064A
    • 2008-05-01
    • JP2006285939
    • 2006-10-20
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • OTANI TAKAHISAMURAKAMI SHIGERU
    • G01F3/22F23K5/00G01F1/66G08B25/04G08B25/10
    • PROBLEM TO BE SOLVED: To provide a gas shut-off device capable of reducing dispersion of a flow rate and suppressing battery consumption, by determining whether a pulsation phenomenon is transient or continuous, and thereby switching to a measuring mode.
      SOLUTION: This device is equipped with a flow rate detection part 17 for outputting a flow rate signal at a prescribed measuring period; a flow rate calculation part 19 for calculating the flow rate; a pulsation determination part 25 for comparing a measured flow rate value with a pulsation determination value determined beforehand, and outputting a pulsation signal when determined to be abnormal; a radio communication means 11b for transmitting the pulsation signal to a plurality of adjacent gas meters 2A-2D, and receiving a pulsation signal from another gas meter; an external pulsation determination part 10f for outputting an external pulsation determination signal corresponding to a received content by the radio communication means 11b; and a flow rate measurement instruction part 10a for instructing a change of a measuring period of the flow rate detection part corresponding to a determination result from the pulsation determination part 25 and a determination signal from the external pulsation determination part 10f. The pulsation determination signal from the external pulsation determination part 10f has a switching condition between a high-precision flow measuring mode and an ordinary flow measuring mode.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供一种能够通过判断脉动现象是瞬时还是连续的,从而切换到测量模式,能够减少流量的分散和抑制电池消耗的气体切断装置。 解决方案:该装置配备有用于在规定的测量周期输出流量信号的流量检测部17; 用于计算流量的流量计算部19; 用于将测量的流量值与预先确定的脉动判定值进行比较并在判定为异常时输出脉动信号的脉动判定部25; 用于将脉动信号发送到多个相邻的气表2A-2D的无线电通信装置11b,并且从另一个气量计接收脉动信号; 外部脉动判定部10f,用于输出由无线通信装置11b对应于接收到的内容的外部脉动判定信号; 和用于指示与来自脉动判定部25的判定结果对应的流量检测部的测定期间的变化的流量测定指示部10a和来自外部脉动判定部10f的判定信号。 来自外部脉动判定部10f的脉动判定信号具有高精度流量测量模式和普通流量测量模式之间的切换条件。 版权所有(C)2008,JPO&INPIT
    • 47. 发明专利
    • Gas shutoff apparatus
    • 气体开关装置
    • JP2008008734A
    • 2008-01-17
    • JP2006179131
    • 2006-06-29
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • UEKI KOICHIASANO KAZUTAKAOTANI TAKAHISA
    • G01F3/22G01F1/66
    • PROBLEM TO BE SOLVED: To provide a gas shutoff apparatus which promptly detects an abnormal flow and stops medium supply such as gas. SOLUTION: The gas shutoff apparatus detects a flow speed in piping by a flow speed detection means 8, converts it into a flow rate by a flow rate calculation means 14, stores an abnormal flow rate decision value of an instrument in use or the like in a flow rate abnormality storage means 16, determines an instantaneous flow rate estimated value by a flow rate estimation means 15 from an instantaneous flow rate determined by the flow rate calculation means 14, compares the instantaneous flow rate of the flow estimation means 15 with the abnormal flow rate decision value of the flow abnormality storage means 16, and stops the medium supply by a shutoff means 18 when an abnormality decision means 17 decides that the instantaneous flow rate estimated value is larger than a flow rate abnormality storage value. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够及时检测异常流量并停止诸如气体的介质供应的气体截止装置。 解决方案:气体截止装置通过流速检测装置8检测管道中的流速,通过流量计算装置14将其转换为流量,存储正在使用的仪器的异常流量判定值或 流量异常存储装置16中的流量估计装置15根据由流量计算装置14确定的瞬时流量由流量估计装置15确定瞬时流量估计值,比较流量估计装置15的瞬时流量 具有流量异常存储装置16的异常流量判定值,并且当异常判定装置17判定瞬时流量估计值大于流量异常存储值时,通过切断装置18停止介质供给。 版权所有(C)2008,JPO&INPIT
    • 48. 发明专利
    • Gas cutoff system
    • 气体切割系统
    • JP2007240072A
    • 2007-09-20
    • JP2006063879
    • 2006-03-09
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • ASANO KAZUTAKAUEKI KOICHIOTANI TAKAHISA
    • F23K5/00F23N5/24G05B9/02
    • PROBLEM TO BE SOLVED: To provide a gas cutoff system capable of shortening a continued use time in determining a specific flow rate pattern.
      SOLUTION: This gas cutoff system comprises a flow rate measuring means 1 measuring a gas flow rate, a continued use time setting means 2 setting the continued use time according to the measured flow rate, a continued use time counting means 3 counting the continued use time, a gas cutoff means 4 for cutting off a gas passage when a value of the continued use time counting means is 0 or more, and a specific flow rate pattern determining means 5 setting a time shorter than the continued use time set by the continued use time setting means 2, when the flow rate measured by the flow rate measuring means 1 has the specific flow rate pattern, thus the safety of the gas cutoff system can be further improved.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供能够缩短在确定特定流量模式中的持续使用时间的气体截断系统。 解决方案:该气体切断系统包括测量气体流量的流量测量装置1,连续使用时间设定装置2,根据测量的流量设定持续使用时间;持续使用时间计数装置3计数 持续使用时间,当持续使用时间计数装置的值为0以上时切断气体通道的气体截断装置4,以及设定比由连续使用时间计数装置设定的持续使用时间设定的时间短的时间的比流量图案确定装置5 继续使用时间设定单元2,当流量测量单元1测得的流量具有比流量模式时,可进一步提高气体切断系统的安全性。 版权所有(C)2007,JPO&INPIT
    • 49. 发明专利
    • Gas interrupter
    • 气体中断器
    • JP2007232672A
    • 2007-09-13
    • JP2006057413
    • 2006-03-03
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • UEKI KOICHIASANO KAZUTAKAOTANI TAKAHISA
    • G01F3/22G01F1/66
    • PROBLEM TO BE SOLVED: To provide a gas interrupter for immediately detecting an abnormal flow rate, and deactivating a supply of a medium such as a gas.
      SOLUTION: A flow rate calculating means 10 converts a flow rate based on a flow speed detected by a flow speed detecting means 4. A comparison/determination means 12 compares a found instantaneous flow rate value with an abnormal flow rate determination value stored in a flow rate storing means 11. A flow rate frequency counting means 13 continuously measures an event that the detected instantaneous flow rate is the abnormal flow rate or more. An abnormality determining section 15 interrupts an interruption means 16 if a frequency of abnormalities reaches the predetermined frequency in the flow rate frequency counting means 13. The supply of the gas is interrupted.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种用于立即检测异常流量的气体断路器,以及停用诸如气体的介质的供应。 解决方案:流量计算装置10基于由流速检测装置4检测的流速来转换流量。比较/确定装置12将找到的瞬时流量值与存储的异常流量确定值进行比较 流量频率计数装置13连续地测量检测到的瞬时流量是异常流量或更多的事件。 如果在流量频率计数装置13中异常频率达到预定频率,则异常确定部分15中断中断装置16.气体的供应被中断。 版权所有(C)2007,JPO&INPIT
    • 50. 发明专利
    • Flow measuring device
    • 流量测量装置
    • JP2006313170A
    • 2006-11-16
    • JP2006191412
    • 2006-07-12
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • KOBA YASUONAKAMURA HIROSUMIOTANI TAKAHISAKAMIYAMA KAZUNORI
    • G01F3/22
    • PROBLEM TO BE SOLVED: To provide a flow measuring instrument for accurately measuring an instantaneous flow rate.
      SOLUTION: A gas meter 100 constituting the flow measuring instrument is equipped with a coat part 52 fixed on a body 50 to define a measurement chamber 4 for housing/discharging a fluid, a rotary member 54 rotating in conjunction with the reciprocation of the coat part 52, and movement detection means 5 and 6 for detecting the movement of the rotary member 54. The measuring instrument is capable of flow measurement at an arbitrary position of the rotary member 54; the rotary member 54 is linked via a link mechanism to the coat part 52 so as to make one revolution per round trip of the coat part 52 reciprocated by the supply/discharge of gas to/from the measurement chamber 4. A plurality of points are arbitrarily set on a rotation track of the rotary member 54 while continuing flow-rate measurement at the plurality of set points, thereby finding a plurality of different flow-rate values at different measurement points.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种用于精确测量瞬时流量的流量测量仪。 < P>解决方案:构成流量计的气量计100配备有固定在主体50上的涂覆部52,以限定用于容纳/排出流体的测量室4,与旋转构件54的往复运动 涂层部分52和用于检测旋转部件54的运动的运动检测装置5和6.测量装置能够在旋转部件54的任意位置进行流量测量; 旋转构件54通过连杆机构连接到涂覆部52,以便通过向测量室4进行气体的供给/排出而使涂层52的往返行程一转。多个点为 任意设置在旋转部件54的旋转轨道上,同时在多个设定点继续流量测量,从而在不同的测量点处找到多个不同的流量值。 版权所有(C)2007,JPO&INPIT