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    • 63. 发明授权
    • Anti-disaster monitoring system
    • 防灾监测系统
    • US5227763A
    • 1993-07-13
    • US755176
    • 1991-09-05
    • Masamichi Kikuchi
    • Masamichi Kikuchi
    • G08B26/00H04Q9/14
    • H04Q9/14G08B26/001G08B26/004
    • Disclosed is an anti-disaster system in which terminals are called by the polling system and in which the response signals from the terminals are received and decoded by a receiver to issue an alarming. Each of the terminals has an interrupt transmission section for transmitting an interrupt signal at a predetermined time during the receiver's transmission of the calling signal when an abnormality is detected. The receiver has an interrupt detection section for monitoring the predetermined time during the transmission of the calling signal to detect an interrupt signal from the terminal, and a calling control means for sequentially performing terminal group calling when the interrupt detection output is obtained from said interrupt signal detection section to specify the terminal in which abnormality data is detected. The receiver transmits a calling signal for interrupt confirmation to the terminals when it receives the interrupt detection output of the interrupt detection section to allow the terminal to transmit an interrupt response signal which indicates the cause of generation of the interrupt. The receiver transmits the calling signals in a voltage mode, and the terminals transmit the terminal response signals in a current mode. Since interrupt data is transmitted from the terminal using the predetermined time during the receiver's transmission of the calling signal, group calling can be performed without delay to specify the terminal in which an abnormality is detected. Consequently, the time required to make the abnormality determination can be shortened.
    • 公开了一种防火系统,其中终端由轮询系统调用,其中来自终端的响应信号由接收机接收和解码以发出警报。 每个终端具有中断发送部分,用于在检测到异常时在接收机发送呼叫信号期间的预定时间发送中断信号。 接收机具有中断检测部分,用于监视在呼叫信号发送期间的预定时间以检测来自终端的中断信号;以及呼叫控制装置,用于当从所述中断信号获得中断检测输出时,顺序执行终端组呼叫 检测部,指定检测到异常数据的终端。 当接收到中断检测部分的中断检测输出以允许终端发送指示中断产生原因的中断响应信号时,接收器向终端发送用于中断确认的呼叫信号。 接收机以电压模式发送呼叫信号,并且终端以当前模式发送终端响应信号。 由于在接收机发送呼叫信号期间使用预定时间从终端发送中断数据,所以可以不延迟地执行组呼,以指定检测到异常的终端。 因此,可以缩短进行异常判定所需的时间。
    • 64. 发明授权
    • Radio alarm system
    • 无线电报警系统
    • US5148148A
    • 1992-09-15
    • US631352
    • 1990-12-20
    • Hiroshi ShimaHajime Shimizu
    • Hiroshi ShimaHajime Shimizu
    • G08B25/10
    • G08B25/10
    • A radio alarm system for detecting abnormalities such as a fire having a central unit which is adapted to receive and decode the radio signal transmitted from each terminal device and to give an alarm and a plurality of terminal devices which is connected to a detector for detecting an abnormal state and is adapted to transmit information in the form of a radio signal based on an abnormality detection signal from the respective associated detector. And delay times which vary from terminal device to terminal device are set, and the selection of a free channel for transmission is effected in each terminal device by performing carrier sensing over a delay time peculiar to that terminal device. Each of the terminal devices is equipped with a channel setting means which successively performs, when transmitting information, carrier sensing on a plurality of transmission channels previously allocated the terminal device, in a previously determined order, thereby selecting a free channel which is not being used by an other terminal device.
    • 一种用于检测诸如具有中央单元的异常的无线电报警系统,该中心单元适于接收和解码从每个终端设备发送的无线电信号并给出报警,并且多个终端设备连接到检测器以检测 异常状态,并且适于基于来自相应的相关联的检测器的异常检测信号来发送无线电信号的形式的信息。 并且设置从终端设备到终端设备不同的延迟时间,并且通过在该终端设备特有的延迟时间上执行载波检测,在每个终端设备中实现用于发送的空闲信道的选择。 每个终端设备配备有信道设置装置,其以预先确定的顺序,在先前分配给终端设备的多个传输信道上发送信息时继续执行载波检测,从而选择未被使用的空闲信道 通过另一个终端设备。
    • 65. 发明授权
    • Scattered-light smoke detector with a shielding structure of detector
circuits
    • 具有检测器电路屏蔽结构的散射式烟雾探测器
    • US4897634A
    • 1990-01-30
    • US136836
    • 1987-12-22
    • Hiroshi SawaAtsushi MiyabeHironobu KawaiHiroshi Honma
    • Hiroshi SawaAtsushi MiyabeHironobu KawaiHiroshi Honma
    • G08B17/10G08B17/107
    • G08B17/107G08B17/113Y10S174/34
    • A scattered-light smoke detector having an improved shield structure. A detector circuit is provided on a printed circuit board which is disposed at an upper portion of a smoke detecting section. The smoke detecting section includes a planar base and a surrounding wall extending downwardly from a lower surface of the base and having an opening or openings which allows or allow smoke to enter therethrough. The surrounding wall defines a smoke detecting space therein. A light emitting element and a photodetector element which are disposed at positions where they are not opposite each other and optical axes thereof intersect each other at a predetermined angle and said photodetector element can receive light from the light emitting element scattered by smoke entering the smoke detecting space. The printed circuit board is attached on an upper surface of the base. A shield layer is interposed between said printed circuit board and said base. Electric and/or electronic parts are formed in chips and packaged on an upper surface of the printed circuit board. A shield case is disposed so that it covers the electric and/or electronic parts.
    • 具有改进的屏蔽结构的散射式烟雾探测器。 检测器电路设置在布置在烟雾检测部分的上部的印刷电路板上。 烟雾检测部分包括平面基部和从基部的下表面向下延伸并具有允许或允许烟雾进入其中的开口或开口的周壁。 周围的壁在其中限定烟雾检测空间。 发光元件和光电检测器元件设置在彼此不相对的位置处和光轴以预定角度相交,并且所述光电检测器元件可以接收来自由进入烟雾检测的烟雾散射的发光元件的光 空间。 印刷电路板安装在基座的上表面上。 屏蔽层介于所述印刷电路板和所述底座之间。 电子和/或电子部件以芯片形成并封装在印刷电路板的上表面上。 屏蔽壳被设置成覆盖电气和/或电子部件。
    • 67. 发明授权
    • Scattered light type smoke detector
    • 散射型烟雾探测器
    • US4596465A
    • 1986-06-24
    • US595230
    • 1984-03-30
    • Tetsuya Nagashima
    • Tetsuya Nagashima
    • G01N21/53G08B17/10G08B17/107G01N15/06G08B17/00
    • G08B17/107G08B17/113
    • A scattered light type smoke detector wherein a light source and a photo-cell are so disposed that light from the light source does not directly enter the photo-cell and the photo-cell is adapted to receive light from the light source scattered by intervening smoke to detect the presence of smoke. The photo-cell is accommodated in a cylindrical recess formed in a smoke detecting holder. The inner face of the cylindrical recess and the surface of the smoke detecting holder extending along the optical axis of the photo-cell has light traps formed in sawteeth configuration in section for reflecting light other than the scattered light to be detected into a direction not towards the photo-cell.
    • 散射光型烟雾检测器,其中光源和光电池被设置成使得来自光源的光不直接进入光电池,并且光电池适于接收来自通过中间烟雾散射的光源的光 以检测烟雾的存在。 光电池容纳在形成在烟雾检测支架中的圆柱形凹部中。 圆筒形凹部的内表面和沿着光电池的光轴延伸的烟雾检测保持器的表面具有以锯齿状构造的截面形状的光阱,用于将除了待检测的散射光之外的光反射到不朝向 光电池。
    • 68. 发明公开
    • Photoelectric smoke detector and disaster monitoring system using the photoelectric smoke detector
    • Fotoelektrischer Rauchgasdetektor und System zur Katastrophenverhinderung,das diesen Detektor benutzt
    • EP0755037A1
    • 1997-01-22
    • EP96810470.3
    • 1996-07-18
    • HOCHIKI Kabushiki Kaisha
    • Nagashima, TetsuyaKosugi, NaokiOhmori, Yoshiki
    • G08B17/103G08B29/14
    • G08B29/145
    • The analog smoke detector (3a) includes a transmission/reception circuit (31) for receiving an A/D conversion command from a control panel through a transmission path (8). It is composed of a light emitting element (38a), a test light emitting element (38b), a light receiving element (39), a light emitting element drive circuit (36), an amplifying circuit of received light (40) and transistors (Q1, Q2, Q3). It is further provided with a MPU (32) which includes a CPU, a ROM storing determination levels, a working RAM and the like An EEPROM (33) is externally connected to the MPU (32).
      It includes a light emitting element control circuit (36) for outputting a drive pulse based on the light emission control pulses P1, P2 output from the MPU (32) and the detecting light emitting element (38a) for emitting light for receiving dispersed light caused by smoke generated by a fire.
    • 模拟烟雾检测器(3a)包括用于通过传输路径(8)从控制面板接收A / D转换命令的发送/接收电路(31)。 它由发光元件(38a),测试发光元件(38b),光接收元件(39),发光元件驱动电路(36),接收光(40)和晶体管的放大电路 (Q1,Q2,Q3)。 还具备MPU(32),MPU(32)包括CPU,存储判定级别的ROM,工作RAM等。EEPROM(33)外部连接到MPU(32)。 它包括发光元件控制电路(36),用于基于从MPU(32)输出的发光控制脉冲P1,P2和用于发射用于接收分散光的光的检测发光元件(38a)输出驱动脉冲 被火生成的烟雾。
    • 69. 发明公开
    • Address setting unit for fire detector
    • Einheit zum Setzen von Adressen zur Identifizierung eines Feuerdetektors
    • EP0717384A2
    • 1996-06-19
    • EP95810789.8
    • 1995-12-13
    • HOCHIKI Kabushiki Kaisha
    • Torikoshi, YasuoKosugi, Naoki
    • G08B17/00
    • G08B17/00G08B17/113
    • The body of a detector is connected to a connection portion, a ten-key pad and a + 1 key are used to set the address, and a writing key is depressed to write the address on a memory. When a mode switch is set to an analog mode and then a test key is depressed, a test of the detector can be performed in such a manner that address information of the body of the detector is read and indicated through the connection portion. Furthermore, when a test cable is connected to a terminator of a circuit in the detector followed by switching the mode switch to a terminator side and depressing the test key, a test of the terminator can be performed. According to the present invention having the foregoing structure, a multiplicity of addresses can be set in a short time, satisfactory portability can be realized and a test of the detector and that of the terminator can be performed.
    • 检测器的主体连接到连接部分,使用十键键盘和+ 1键来设置地址,并且按下写入键将地址写入存储器。 当模式切换被设置为模拟模式,然后按下测试键时,可以以通过连接部分读取并指示检测器的主体的地址信息的方式来执行检测器的测试。 此外,当测试电缆连接到检测器中的电路的终端器,然后将模式开关切换到终端器侧并按下测试键时,可以执行终止器的测试。 根据具有上述结构的本发明,可以在短时间内设置多个地址,可以实现令人满意的便携性,并且可以进行检测器和终端器的测试。