JP2019190635A - 電磁比例弁付きキャップ - Google Patents
電磁比例弁付きキャップ Download PDFInfo
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- JP2019190635A JP2019190635A JP2018087393A JP2018087393A JP2019190635A JP 2019190635 A JP2019190635 A JP 2019190635A JP 2018087393 A JP2018087393 A JP 2018087393A JP 2018087393 A JP2018087393 A JP 2018087393A JP 2019190635 A JP2019190635 A JP 2019190635A
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- electromagnetic proportional
- cap
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- 239000012530 fluid Substances 0.000 claims abstract description 33
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 239000010720 hydraulic oil Substances 0.000 description 21
- 239000003921 oil Substances 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 230000002093 peripheral effect Effects 0.000 description 8
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
- G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
- G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
- F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
- F15B13/0433—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being pressure control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
- F15B13/08—Assemblies of units, each for the control of a single servomotor only
- F15B13/0803—Modular units
- F15B13/0832—Modular valves
- F15B13/0842—Monoblock type valves, e.g. with multiple valve spools in a common housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
- F15B13/08—Assemblies of units, each for the control of a single servomotor only
- F15B13/0803—Modular units
- F15B13/0871—Channels for fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/42—Actuating devices; Operating means; Releasing devices actuated by fluid by means of electrically-actuated members in the supply or discharge conduits of the fluid motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/42—Actuating devices; Operating means; Releasing devices actuated by fluid by means of electrically-actuated members in the supply or discharge conduits of the fluid motor
- F16K31/423—Actuating devices; Operating means; Releasing devices actuated by fluid by means of electrically-actuated members in the supply or discharge conduits of the fluid motor the actuated members consisting of multiple way valves
- F16K31/426—Actuating devices; Operating means; Releasing devices actuated by fluid by means of electrically-actuated members in the supply or discharge conduits of the fluid motor the actuated members consisting of multiple way valves the actuated valves being cylindrical sliding valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B2013/002—Modular valves, i.e. consisting of an assembly of interchangeable components
- F15B2013/006—Modular components with multiple uses, e.g. kits for either normally-open or normally-closed valves, interchangeable or reprogrammable manifolds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/355—Pilot pressure control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
- F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Magnetically Actuated Valves (AREA)
- Valve Housings (AREA)
- Fluid-Driven Valves (AREA)
Abstract
Description
上記実施形態では、キャップ101に複数のパイロット室3及び複数の電磁比例弁150が設けられる例について説明したが、本発明はこれに限定されない。キャップ101に単一のパイロット室3及び単一の電磁比例弁150が設けられる場合に本発明を適用することもできる。
上記実施形態では、電磁比例弁150が、ソレノイド152に供給される電流が高くなるほど、二次圧を上昇させる正比例型の減圧弁である例について説明したが、本発明はこれに限定されない。電磁比例弁150は、ソレノイド152に供給される電流が高くなるほど、二次圧を低下させる逆比例型の減圧弁であってもよい。
Claims (6)
- スプールが組み込まれたバルブハウジングに取り付けられ、前記バルブハウジングとでパイロット室を画成するパイロットキャップと、
前記パイロットキャップに取り付けられ、前記パイロット室へ供給する作動流体の圧力を制御する電磁比例弁と、を備え、
前記パイロットキャップは、
流体圧供給源の作動流体が供給される供給ポートと、
タンクに作動流体を排出する排出ポートと、
前記供給ポートから前記電磁比例弁に一次圧の作動流体を導く一次圧通路と、
前記電磁比例弁により二次圧に減圧された作動流体を前記パイロット室に導く二次圧通路と、
前記電磁比例弁から排出される作動流体を前記排出ポートに導くドレン通路と、を有する
ことを特徴とする電磁比例弁付きキャップ。 - 請求項1に記載の電磁比例弁付きキャップにおいて、
前記パイロットキャップは、前記バルブハウジングの側面に取り付けられる取付面を有し、
前記供給ポート及び前記排出ポートは、前記取付面とは異なる面に設けられる
ことを特徴とする電磁比例弁付きキャップ。 - 請求項1または請求項2に記載の電磁比例弁付きキャップにおいて、
前記パイロット室は、複数設けられ、
前記電磁比例弁は、前記複数のパイロット室に対応して複数設けられ、
前記電磁比例弁は、
弁体と、
前記弁体に推力を与えるソレノイドと、
前記弁体に前記ソレノイドの推力に対抗する方向の付勢力を与える付勢部材と、を有し、
前記パイロットキャップは、前記弁体を収容する収容室を有し、
前記収容室は、前記一次圧通路に連通する一次圧室と、前記二次圧通路に連通する二次圧室と、前記ドレン通路に連通するドレン室と、を有し、
前記一次圧通路は、前記供給ポートから前記スプールの軸方向に直交する方向に沿って直線状に延在する主一次圧通路と、前記主一次圧通路と前記複数の電磁比例弁のそれぞれに対応して設けられる前記一次圧室とを連通する複数の副一次圧通路と、を有し、
前記ドレン通路は、前記排出ポートから前記スプールの軸方向に直交する方向に沿って直線状に延在する主ドレン通路と、前記主ドレン通路と前記複数の電磁比例弁のそれぞれに対応して設けられる前記ドレン室とを連通する複数の副ドレン通路と、を有する
ことを特徴とする電磁比例弁付きキャップ。 - 請求項3に記載の電磁比例弁付きキャップにおいて、
前記主一次圧通路及び前記主ドレン通路は、互いに平行となるように設けられる
ことを特徴とする電磁比例弁付きキャップ。 - 請求項4に記載の電磁比例弁付きキャップにおいて、
前記弁体は、前記スプールの軸方向及び前記主一次圧通路のそれぞれに直交する方向に摺動自在に設けられ、
前記主一次圧通路と前記主ドレン通路とは、前記スプールの軸方向及び前記弁体の軸方向にずれた位置に設けられる
ことを特徴とする電磁比例弁付きキャップ。 - 請求項5に記載の電磁比例弁付きキャップにおいて、
前記主一次圧通路は、前記パイロット室と前記弁体を挟んで対向するように配置され、
前記主ドレン通路は、前記ソレノイドと前記弁体を挟んで対向するように配置される
ことを特徴とする電磁比例弁付きキャップ。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018087393A JP6944407B2 (ja) | 2018-04-27 | 2018-04-27 | 電磁比例弁付きキャップ |
PCT/JP2019/012206 WO2019208047A1 (ja) | 2018-04-27 | 2019-03-22 | 電磁比例弁付きキャップ |
CN201980005026.6A CN111212996B (zh) | 2018-04-27 | 2019-03-22 | 带电磁比例阀的盖 |
EP19791637.2A EP3680530A4 (en) | 2018-04-27 | 2019-03-22 | CAP WITH ELECTROMAGNETIC PROPORTIONAL VALVE |
US16/758,718 US11262768B2 (en) | 2018-04-27 | 2019-03-22 | Cap with electromagnetic proportional valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018087393A JP6944407B2 (ja) | 2018-04-27 | 2018-04-27 | 電磁比例弁付きキャップ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019190635A true JP2019190635A (ja) | 2019-10-31 |
JP6944407B2 JP6944407B2 (ja) | 2021-10-06 |
Family
ID=68293821
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018087393A Active JP6944407B2 (ja) | 2018-04-27 | 2018-04-27 | 電磁比例弁付きキャップ |
Country Status (5)
Country | Link |
---|---|
US (1) | US11262768B2 (ja) |
EP (1) | EP3680530A4 (ja) |
JP (1) | JP6944407B2 (ja) |
CN (1) | CN111212996B (ja) |
WO (1) | WO2019208047A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024122259A1 (ja) * | 2022-12-09 | 2024-06-13 | カヤバ株式会社 | パイロットキャップユニット |
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JP2010127373A (ja) | 2008-11-27 | 2010-06-10 | Mitsubishi Heavy Ind Ltd | 油圧パイロット式電磁比例制御弁 |
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KR101122763B1 (ko) * | 2011-09-19 | 2012-03-23 | 조진식 | 유량 연동형 비례제어식 감압 밸브 시스템 |
US20150152973A1 (en) * | 2012-06-04 | 2015-06-04 | Parker-Hannifin Corporation | Piezo-actuated pilot valve |
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-
2018
- 2018-04-27 JP JP2018087393A patent/JP6944407B2/ja active Active
-
2019
- 2019-03-22 US US16/758,718 patent/US11262768B2/en active Active
- 2019-03-22 CN CN201980005026.6A patent/CN111212996B/zh active Active
- 2019-03-22 WO PCT/JP2019/012206 patent/WO2019208047A1/ja unknown
- 2019-03-22 EP EP19791637.2A patent/EP3680530A4/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024122259A1 (ja) * | 2022-12-09 | 2024-06-13 | カヤバ株式会社 | パイロットキャップユニット |
Also Published As
Publication number | Publication date |
---|---|
US20200363827A1 (en) | 2020-11-19 |
EP3680530A4 (en) | 2021-06-09 |
CN111212996B (zh) | 2022-03-04 |
EP3680530A1 (en) | 2020-07-15 |
CN111212996A (zh) | 2020-05-29 |
WO2019208047A1 (ja) | 2019-10-31 |
US11262768B2 (en) | 2022-03-01 |
JP6944407B2 (ja) | 2021-10-06 |
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