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    • 3. 发明专利
    • Water heater with forced exhaust fan
    • 带强制排风扇的水加热器
    • JPS5780138A
    • 1982-05-19
    • JP15740080
    • 1980-11-07
    • Osaka Gas Co LtdYouei Seisakusho:Kk
    • SHIRONO TADASHINAGASAKA KICHIJISAKATA YOSHIYUKI
    • F23N1/10F23L17/00F23N1/02F23N3/08F24D3/00F24H9/20
    • PURPOSE: To minimize fluctuation of the excess air factor and thermal efficiency due to variation of the load over a wide range, by operating a forced exhaust fan when the load is higher than a set value, and stopping the fan when the load gets lower than said set value.
      CONSTITUTION: A water heater of this invention comprises a hot-water feeding heat exchanger 3A and a space-heating heat exchanger 3B which are disposed side by side to each other, an air supplying and discharging means 4 consisting of a forced exhaust passage 4A having a fan 1, a natural ventilation type exhaust passage 4B and a common air supply passage 4C, and thermistors T
      1 , T
      2 provided respectively in hot-water supply passages 6A, 6B of the heat exchangers 3A, 3B to function as load detecting elements. At the time when both of the two heat exchangers 3A, 3B are operated simultaneously, or only the hot-water feeding heat exchanger 3A is operated in case that the temperature of supplied water is low, or the space- heating heat exchanger 3B is operated alone in case that the room temperature is low, that is, when the load is higher than a set value, combustion of burners 2A, 2B are controlled proportionally by a proportional control valve PCV and a control valve CV while operating the fan 1 in response to the temperature (load) detected by the thermistors T
      1 , T
      2 . On the other hand, when the load is lower than the set value in case when only space-heating operation is performed, fan 1 is stopped and ON-OFF control is effected by a solenoid valve SV
      2 at the minimum combustion rate for the proportional control of the same.
      COPYRIGHT: (C)1982,JPO&Japio
    • 目的:通过在负载高于设定值的情况下操作强制排风扇,尽可能减小因大负载变化引起的过量空气因素的波动和热效率,并且当负载低于 设定值。 构成:本发明的热水器包括彼此并排配置的热水供给热交换器3A和空间加热热交换器3B,由排气通路4A构成的供气排出机构4, 风扇1,自然通风型排气通路4B和共用空气供给通道4C,以及分别设置在热交换器3A,3B的热水供给通路6A,6B中的作为负载检测元件的热敏电阻T1,T2。 在两个热交换器3A,3B都同时操作的时候,或者只有在供水温度低的情况下运行热水供给热交换器3A,或者空间加热热交换器3B被操作 在室温低的情况下,即当负荷高于设定值时,燃烧器2A,2B的燃烧通过比例控制阀PCV和控制阀CV成比例地控制,同时响应于风扇1的操作 到由热敏电阻T1,T2检测到的温度(负载)。 另一方面,当仅进行空间制热运转的情况下,当负载低于设定值时,风扇1停止,电磁阀SV2以比例控制的最低燃烧率进行ON-OFF控制 一样的。
    • 4. 发明专利
    • MOUNTING FIXTURE FOR GAS COCK OR THE LIKE
    • JPS60101372A
    • 1985-06-05
    • JP20794983
    • 1983-11-04
    • OSAKA GAS CO LTD
    • SAKATA YOSHIYUKIFUJITA MITSUHIDESAKAI TAKASHI
    • F16K27/00F16K27/12F24C3/12
    • PURPOSE:To easily mount a gas cock or the like, by constituting a mounting fixture, used when the gas cock or the like connected to a flexible pipe is mounted to a wall or the like, from a mounting main unit and an auxiliary member which are respectively formed in an L-shape. CONSTITUTION:This mounting fixture, comprising a mounting main unit 13 and an auxiliary member 14 which are respectively folded to be formed in an L- shape, further contains an almost U-shaped mounting piece 15, frame structure 16 and a holding piece 17 which are used for mounting a gas cock 8. The mounting main unit 13 has a mounting part 19 and a supporting part 20 for detachably mounting the gas cock 8, respectively forming a pair of supporting long holes 22, 23, extended in a vertical direction with a fold line of the mounting main unit 13, in the supporting part 20 and mounting threaded holes 24-27, for fixing the gas cock, in the mounting part 19. Then the auxiliary member 14 has an auxiliary supporting part 32 detachably mounted to the supporting part 20 and a fixing part 33 fixed to a pillar or the like, and the fixing part 33 forms a pair of fixing long holes 37, 38 extended in a vertical direction with a fold line of the auxiliary member 14.