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    • 1. 发明授权
    • Flow control valve and hot-water type heater apparatus employing the same
    • 流量控制阀和采用该流量控制阀的热水式加热器装置
    • US5957377A
    • 1999-09-28
    • US940990
    • 1997-09-30
    • Yoshimitsu InoueKoichi ItoShinji AokiHiroshi NonoyamaHikaru SugiYoshihiko Okumura
    • Yoshimitsu InoueKoichi ItoShinji AokiHiroshi NonoyamaHikaru SugiYoshihiko Okumura
    • F16K11/085B60H1/06
    • F16K11/085Y10T137/86751
    • To be able to control minute flow in a heat exchanger flow control valve without requiring a minute opening portion, an opening surface area of a hot-water inlet pipe into which hot water flows from an engine is restricted by a first restricting portion of a control passage provided in a needle valve of a flow control valve, and along with this, an opening surface area of a hot-water outlet pipe connected to an inlet side of a heat exchanger for heater use is restricted by a second restricting portion of a control passage formed in the needle valve, and a middle portion of these two control passages is constantly connected to a bypass circuit by a third restricting portion. Pressure of the middle portion thereof can thereby be lowered, pressure applied to the heat exchanger can be adequately reduced, and for this reason minute flow through the valve can be controlled even without establishing a minute opening portion using the needle valves Also, change in heat-exchanger hot-water flow can be reduced by structuring the first and second restricting portions in a configuration whereby flow constant is reduced as amount of flow increases and, along with this, structuring the third restricting portion in a configuration whereby flow constant is maintained substantially uniformly even if amount of flow increases.
    • 为了能够在不需要微小开口部的情况下控制热交换器流量控制阀中的微小流量,热水从发动机流入的热水入口管的开口面积受到控制的第一限制部分的限制 设置在流量控制阀的针阀中的通道,与此同时,连接到用于加热器使用的热交换器的入口侧的热水出口管的开口表面区域受到控制的第二限制部分的限制 通道形成在针阀中,并且这两个控制通道的中间部分通过第三限制部分恒定地连接到旁路回路。 因此能够降低其中部的压力,能够适当地降低施加到热交换器的压力,因此即使不使用针阀形成微小的开口部,也可以控制通过阀的微小流量。另外,热量的变化 换热器热水流可以通过以如下结构来构造第一和第二限制部分来减少流动常数随着流量的增加而减小的结构,并且与此同时,构造第三限制部分的结构使流量常数保持在基本上 均匀,即使流量增加。
    • 2. 发明授权
    • Heating apparatus
    • 加热装置
    • US5779141A
    • 1998-07-14
    • US684076
    • 1996-07-19
    • Yoshihiko OkumuraKoichi ItoYoshimitsu InoueHikaru Sugi
    • Yoshihiko OkumuraKoichi ItoYoshimitsu InoueHikaru Sugi
    • B60H1/08B60H1/00F28F27/00G05D23/00
    • B60H1/00485B60H1/00878
    • A heating apparatus of a re-heat type for an air conditioning system for a vehicle provided with an internal combustion engine. The heating apparatus includes a flow control valve for controlling an amount of an engine hot water directed to a heat exchanger for heating. When the degree of the opening of the flow control valve is 2/8 or less and when the target degree of the opening of the flow control valve is 2/8 or more, a control of the degree of the opening of the flow control valve to the target opening plus a predetermined overshoot amount is initially executed, which is followed by a control to the target opening. When both of the initial and target opening is larger than 2/8 or the initial and target opening are identical, the overshoot control is not carried out, i.e., the degree of the opening of the flow control valve is directly controlled to the target value.
    • 一种用于具有内燃机的车辆空调系统的再热式加热装置。 加热装置包括用于控制引导到用于加热的热交换器的发动机热水量的流量控制阀。 当流量控制阀的开度为+ E,fra 2/8 + EE以下时,当流量控制阀的目标开度为+ E,fra 2/8 + EE以上时,a 首先执行将流量控制阀的开度到目标开度的控制加上预定的过冲量,然后控制到目标开度。 当初始和目标开口都大于+ E时,fra 2/8 + EE或初始和目标开度相同,不执行过冲控制,即流量控制阀的开度为 直接控制到目标值。
    • 5. 发明授权
    • Automotive hot-water Heating apparatus
    • 汽车热水器
    • US5566881A
    • 1996-10-22
    • US520249
    • 1995-08-28
    • Yoshimitsu InoueKoichi ItoHikaru Sugi
    • Yoshimitsu InoueKoichi ItoHikaru Sugi
    • B60H1/08B60H1/00B60H1/04F24D3/00
    • B60H1/00485B60H1/04Y10T137/87362
    • According to the present invention, a hot water type heating apparatus includes a heat exchanger and a flow quantity control valve which controls a quantity of hot water to the heat exchanger. The flow quantity control valve includes a valve housing provided with a first inlet pipe to which the hot water flows, a first outlet pipe which returns hot water to an engine, a second outlet pipe which directs the hot water to the heat exchanger, a second inlet pipe to which the hot water from the heat exchanger flows and a bypass circuit which selectively connects the hot water from the first inlet pipe directly with the first outlet pipe, and a valve body for adjusting an opening area between the first inlet pipe and the second outlet pipe. The first inlet pipe and the first outlet pipe extend from a passenger compartment of a vehicle to an engine room thereof, thereby simplifying the work for connecting these pipes.
    • 根据本发明,热水式加热装置包括热交换器和控制热交换器的热水量的流量控制阀。 流量控制阀包括:阀壳体,其设置有热水流过的第一入口管,将热水返回到发动机的第一出口管,将热水引导至热交换器的第二出口管,第二出口管 来自热交换器的热水所流入的入口管和将来自第一入口管的热水与第一出口管选择性地连接的旁通回路,以及用于调节第一入口管和第一入口管之间的开口面积的阀体 第二出口管。 第一入口管和第一出口管从车辆的乘客舱延伸到其发动机室,从而简化了用于连接这些管的工作。
    • 6. 发明授权
    • Hot water-type heating device
    • 热水式加热装置
    • US6109534A
    • 2000-08-29
    • US895667
    • 1997-07-17
    • Koichi ItoYoshihiko OkumuraYoshimitsu InoueHikaru Sugi
    • Koichi ItoYoshihiko OkumuraYoshimitsu InoueHikaru Sugi
    • B60H1/08B60H1/00F28F27/02B60H1/02
    • B60H1/00485B60H1/00878F28F27/02
    • To control fluctuation of blown air temperature of a heat exchanger to a small value without adding a movable mechanism such as a variable restricting valve, a heat exchanger for heating air by exchanging heat between hot water supplied from a water-cooling type engine and air, a flow control valve for controlling a hot water flow amount to the heat exchanger and a bypass circuit for allowing hot water to flow while bypassing the heat exchanger are provided. A pressure-responsive valve is provided on the bypass circuit and an opening degree of the bypass circuit corresponding to a pressure rise of the hot water is increased. The flow of returning hot water from the heat exchanger is blocked by the flow of the bypass side hot water at a merging portion where the bypass side hot water discharged from the pressure-responsive valve merges with the returning hot water discharged from the heat exchanger.
    • 为了在不添加诸如可变限制阀的可移动机构的情况下将热交换器的吹风温度的波动控制在较小的值;热交换器,用于通过在从水冷式发动机供应的热水与空气之间进行热交换来加热空气, 设置用于控制热交换器的热水流量的流量控制阀和用于允许热水在绕过热交换器的同时流动的旁路回路。 在旁路回路上设有压力响应阀,与热水的压力上升对应的旁路回路的开度增大。 从热交换器返回的热水的流动被从压力响应阀排出的旁路侧热水与从热交换器排出的回流热水合流的合流部分的旁路侧热水流动而被阻塞。
    • 7. 发明授权
    • Hot-water heating apparatus
    • 热水加热装置
    • US5975421A
    • 1999-11-02
    • US902723
    • 1997-07-30
    • Koichi ItoYoshihiko OkumuraYoshimitsu InoueHikaru Sugi
    • Koichi ItoYoshihiko OkumuraYoshimitsu InoueHikaru Sugi
    • B60H1/00F28F27/02F24D3/00
    • F28F27/02B60H1/00485B60H1/00885
    • A flow-quantity control valve controlling hot-water flow to a heat exchanger and a bypass circuit allowing hot water to bypass the heat exchanger are provided along with a pressure-actuated valve in the bypass circuit which is responsive to a pressure increase of hot water from an engine. Inlet-side opening portions, outlet-side opening portions, and a bypass-side opening portion are provided in a control passage of a valve body of the flow-quantity control valve. Main flow of dynamic pressure of hot water sprayed from portions on a small opening-degree side act upon a valve body side of the pressure-actuated valve. Due to this, dynamic pressure of the hot water in a small opening-degree region of the flow-quantity control valve can be effectively used to increase a valve-lift quantity of the pressure-actuated valve, thereby reducing a fluctuation range of blown-air temperature of the heat exchanger. Also, the flow may be bent so that hot-water flow having a high dynamic-pressure component from the hot-water inlet pipe is not applied directly to the valve body of the differential-pressure valve; thus, lift of the differential-pressure valve can be prevented from becoming excessive, and a drop in heat-exchanger blown-air temperature at a predetermined opening-degree position of a flow-quantity control valve can effectively be suppressed.
    • 控制向热交换器的热水流动的流量控制阀和允许热水绕过热交换器的旁路回路与旁路回路中的压力致动阀一起设置,其响应于热水的压力增加 从发动机。 入口侧开口部,出口侧开口部和旁通侧开口部设置在流量控制阀的阀体的控制通路中。 从小开度侧的部分喷射的热水的主动力流动作用在压力致动阀的阀体侧。 由此,可以有效地利用流量控制阀的小开度区域中的热水的动态压力来增加压力致动阀的气门升程量,从而减小吹出 - 热交换器的空气温度。 此外,流动可以弯曲,使得来自热水入口管的具有高动态压力分量的热水流不直接施加到差压阀的阀体; 因此,可以防止差压阀的升高变得过大,并且可以有效地抑制流量控制阀的预定开度位置的热交换器吹出空气温度的下降。
    • 9. 发明授权
    • Cooling water circuit system
    • 冷却水回路系统
    • US6082626A
    • 2000-07-04
    • US288748
    • 1999-04-08
    • Toshio MorikawaYoshimitsu InoueHajime ItoHikaru Sugi
    • Toshio MorikawaYoshimitsu InoueHajime ItoHikaru Sugi
    • F01P7/16B60H1/02B60H1/12F01P5/10F01P5/12F01P7/08
    • B60H1/02B60H1/12F01P5/10F01P2005/105F01P2005/125F01P2023/08F01P2025/32F01P2050/24F01P2060/08F01P7/08F01P7/162
    • In a cooling water circuit system, cooling water pumped by a mechanically-driven first water pump circulates in a cooling water circuit, and flows through a radiator and a heater core in parallel in the cooling water circuit. An electrically-driven second water pump is disposed in the cooling water circuit at a position where cooling water to be supplied to the radiator from the first water pump and cooling water to be supplied to the heater core from the first water pump flow together. A check valve is provided in the cooling water circuit in parallel with the second water pump so that cooling water flows in one way from a water suction side of the second water pump toward a discharge side thereof. Thus, when the second water pump is operated, a total amount of cooling water pumped by the first water pump and the second water pump can flow through the radiator and the heater core. As a result, the cooling water circuit system can improve engine-cooling effect in the summer, while improving heating effect of a passenger compartment in the summer.
    • 在冷却水回路系统中,由机械驱动的第一水泵泵送的冷却水在冷却水回路中循环,并且在冷却水回路中流过散热器和加热器芯。 电驱动的第二水泵设置在冷却水回路中,从第一水泵向散热器供给的冷却水和从第一水泵供给到加热器芯的冷却水一起流动。 在与第二水泵并联的冷却水回路中设置止回阀,使得冷却水从第二水泵的吸水侧向排出侧单向流动。 因此,当第二水泵操作时,由第一水泵和第二水泵泵送的冷却水的总量可以流过散热器和加热器芯。 结果,冷却水回路系统可以在夏季提高发动机冷却效果,同时提高夏季乘客车厢的加热效果。