JP2007046499A5

JP2007046499A5 -

Info

Publication number: JP2007046499A5
Application number: JP2005229605A
Authority: JP
Filing date: 2005-08-08
Publication date: 2008-08-21

Claims

電磁力と弾性力との協働により作動する電磁駆動弁であって、
弁軸（１２）を有し、前記弁軸が延びる方向に沿って往復運動する弁要素（１４）と、
駆動端（３２）において前記弁要素と連動し、枢軸端（３３）へ延び、前記枢軸端（３３）から中心軸が延びており、前記中心軸を中心に揺動する揺動部材（３０）と、
前記揺動部材を揺動させるコイル（６２，１６２）と、
前記コイルに電流を供給する電源（２００）と、
前記電源から前記コイルへの通電を制御する制御部（１００）とを備え、
前記揺動部材（３０）の初期駆動時には、前記制御部（１００）は、前記電磁駆動弁（１４）を駆動する前記電源の電圧および温度に応じて、周期の数、周期の長さ、および前記コイル（６２，１６２）に周期的に供給される電流値のうちの少なくとも１つを制御する、電磁駆動弁。 An electromagnetically driven valve that operates in cooperation with electromagnetic force and elastic force,
A valve element (14) having a valve shaft (12) and reciprocating along a direction in which the valve shaft extends;
A rocking member (30) that is interlocked with the valve element at the drive end (32), extends to the pivot end (33), a central axis extends from the pivot end (33), and swings about the central axis. When,
Coils (62, 162) for swinging the swing member;
A power source (200) for supplying current to the coil;
A control unit (100) for controlling energization from the power source to the coil,
When the swing member (30) is initially driven, the control unit (100) determines the number of cycles, the length of the cycle, and the voltage according to the voltage and temperature of the power source that drives the electromagnetically driven valve (14). An electromagnetically driven valve that controls at least one of current values periodically supplied to the coils (62, 162).

温度が下がると、前記制御部（１００）は、初期駆動時に周期的に前記コイル（６２，１６２）に供給される電流値を増大させる、請求項１に記載の電磁駆動弁。 2. The electromagnetically driven valve according to claim 1, wherein when the temperature decreases, the control unit (100) periodically increases a current value supplied to the coil (62, 162) during initial driving.

温度が下がると、前記制御部（１００）は、初期駆動時に前記コイル（６２，１６２）に電流が供給される周期の数を増大させる、請求項１または２に記載の電磁駆動弁。 3. The electromagnetically driven valve according to claim 1, wherein when the temperature decreases, the control unit (100) increases the number of cycles in which current is supplied to the coil (62, 162) during initial driving.

前記コイルは上側コイル（６２）と下側コイル（１６２）とを含み、前記揺動部材（３０）は前記上側コイルおよび前記下側コイルの間に設けられる、請求項１から３のいずれかに記載の電磁駆動弁。 The said coil contains an upper side coil (62) and a lower side coil (162), The said rocking | swiveling member (30) is provided between the said upper side coil and the said lower side coil, In any one of Claim 1 to 3 The electromagnetically driven valve described.

電磁力と弾性力との協働により作動する電磁駆動弁を駆動する方法であって、
前記電磁駆動弁を駆動する電源の電圧および温度を測定するステップと、
揺動部材の初期駆動時に、測定された電圧および温度に応じて、電流の周期の数、周期の長さ、および周期的にコイルに供給される電流値のうちの少なくとも１つを制御するステップとを備える、電磁駆動弁を駆動する方法。 A method of driving an electromagnetically driven valve that operates by cooperation of electromagnetic force and elastic force,
Measuring the voltage and temperature of a power source that drives the electromagnetically driven valve;
Controlling at least one of the number of periods of the current, the length of the period, and the current value periodically supplied to the coil in accordance with the measured voltage and temperature during the initial driving of the swing member A method for driving an electromagnetically driven valve.

電磁力と弾性力との協働により作動する電磁駆動弁であって、
弁軸（１２）を有し、前記弁軸が延びる方向に沿って往復運動する弁要素（１４）と、
駆動端（３２）において前記弁要素と連動し、枢軸端（３３）へ延び、前記枢軸端（３３）から中心軸が延びており、前記中心軸を中心に揺動する揺動部材（３０）と、
前記揺動部材を揺動させる電磁石のコア（６１，１６１）と、
前記揺動部材の外周側に設けられて、前記コアから離れて前記揺動部材と前記コアとを通る磁束が大きくなる位置に配置されるように位置決めされた永久磁石（３００）とを備えた、電磁駆動弁。 An electromagnetically driven valve that operates in cooperation with electromagnetic force and elastic force,
A valve element (14) having a valve shaft (12) and reciprocating along a direction in which the valve shaft extends;
A rocking member (30) that is interlocked with the valve element at the drive end (32), extends to the pivot end (33), a central axis extends from the pivot end (33), and swings about the central axis. When,
An electromagnet core (61, 161) for swinging the swing member;
A permanent magnet (300) provided on the outer peripheral side of the swing member and positioned so as to be located away from the core and through which the magnetic flux passing through the swing member and the core increases. , Electromagnetically driven valve.

前記コイルは上側コイル（６２）と下側コイル（１６２）とを含み、前記揺動部材（３０）は前記上側コイルおよび前記下側コイルの間に設けられる、請求項６に記載の電磁駆動弁。 The electromagnetically driven valve according to claim 6, wherein the coil includes an upper coil (62) and a lower coil (162), and the swing member (30) is provided between the upper coil and the lower coil. .