Valve-actuating device and method of switching over a valve arrangement
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F16K-031/12
F16K-031/385
F16K-031/40
F16K-011/044
E03C-001/02
E03C-001/04
출원번호
US-0602297
(2017-05-23)
등록번호
US-10208872
(2019-02-19)
우선권정보
DE-20 2016 003 311 U (2016-05-24)
발명자
/ 주소
Bian, Yichao
Fangmeier, Martin
Hauth, Matthias
출원인 / 주소
Neoperl GmbH
대리인 / 주소
Volpe and Koenig, P.C.
인용정보
피인용 횟수 :
0인용 특허 :
10
초록▼
In the case of a valve-actuating device (1) having a first valve (3) and a second valve (38), it is provided to form, on the first valve (3), a pressure chamber (14), which can be filled with a pressure from a first inflow (16) via a filling opening (15), wherein the first valve (3) separates the fi
In the case of a valve-actuating device (1) having a first valve (3) and a second valve (38), it is provided to form, on the first valve (3), a pressure chamber (14), which can be filled with a pressure from a first inflow (16) via a filling opening (15), wherein the first valve (3) separates the first inflow (16), in a closed position, from a first outflow (19), and wherein the pressure chamber (14) can be emptied into the first outflow (19) via an outflow opening (18), and the outflow opening (18) can be opened and closed by a closure element which can be activated by an operating element (2).
대표청구항▼
1. A valve-actuating device (1) comprising an operating element (2) and a valve arrangement (41), which is actuatable by the operating element (2), the valve arrangement (41) includes a first valve (3) which in a first valve closed position separates a first inflow (16) from a first outflow (19) and
1. A valve-actuating device (1) comprising an operating element (2) and a valve arrangement (41), which is actuatable by the operating element (2), the valve arrangement (41) includes a first valve (3) which in a first valve closed position separates a first inflow (16) from a first outflow (19) and, in a first valve open position, connects the first inflow (16) to the first outflow (19), and a second valve (38) which in a second valve closed position separates a second inflow (42) from a second outflow (39) and, in a second valve open position, connects the second inflow (39) to the second outflow (39), a switchover device (43), which is actuatable by the operating element (2), is designed to transfer in opposite directions the first valve (3) from the first valve closed position into the first valve open position and the second valve (38) from the second valve open position into the second valve closed position, and vice versa, at least the first valve (3) includes a first pressure chamber (14), which is connected to the first inflow (16) via a first filling opening (15) and is connectable to the first outflow (19) via a first outflow opening (18), the first pressure chamber (14) acts on a first valve element (20) of the first valve (3), said first valve element separating the first outflow (19) from the first inflow (16), and the first outflow opening (18) is openable and closeable by a first closure element (21) which is in operative connection with the operating element (2); the second valve has a second pressure chamber (40), which is connected to the second inflow (42) via a second filling opening (15) and is connectable to the second outflow (39) via a second outflow opening (18), the second pressure chamber (40) acts on a second valve element (20) of the second valve (38), said second valve element separating the second outflow (39) from the second inflow (42),a second closure element (44) by which the second outflow opening (18) is openable and closeable, the second closure element (44) is in operative connection with the operating element (2); anda control element (4) guided in a movable manner through the valve element (20) of the first valve (3) or of the second valve (38). 2. The valve-actuating device (1) as claimed in claim 1, wherein the first valve element (20) of the first valve (3) is fitted on an elastic membrane (24), which includes the first filling opening (15) of the pressure chamber (14) of the first valve (3). 3. The valve-actuating device (1) as claimed in claim 1, wherein the first outflow opening (18) of the first valve (3) is larger than the first filling opening (15) of the first valve (3). 4. The valve-actuating device (1) as claimed in claim 1, wherein the second valve element (20) of the second valve (38) is fitted on an elastic membrane (24), which includes the second filling opening (15) of the second pressure chamber (40). 5. The valve-actuating device (1) as claimed in claim 1, wherein the second outflow opening (18) of the second valve (38) is larger than the second filling opening (15) of the second valve (38). 6. The valve-actuating device (1) as claimed in claim 1, wherein the first inflow (16) and the second inflow (42) are connected to one another or routed separately from one another. 7. The valve-actuating device (1) as claimed in claim 1, wherein the first pressure chamber (14) is sealed in relation to the second pressure chamber (40) by a seal (22) which butts against the closure element (21, 44), or is arranged between two closure elements (21, 44). 8. The valve-actuating device (1) as claimed in claim 1, wherein a control element (4) is in operative connection with the operating element (2), the valve arrangement (41) is actuated by a distal end (5) of the control element (4). 9. The valve-actuating device (1) as claimed claim 8, wherein the control element (4) is arranged, at least in part, in the first or the second outflow (39) and the closure element (21, 44) is formed on the control element (4). 10. The valve-actuating device (1) as claimed in claim 8, wherein a compensating device (6) is arranged in an operative connection between the control element (4), which actuates the valve arrangement (41), and the operating element (2), said compensating device having a push rod (8), guided in a movable manner in a mount (7), and allowing the operating element (2) to move relative to the control element (4). 11. The valve-actuating device (1) as claimed in claim 1, wherein the operating element (2) is subjected to the action of an operating-element restoring spring (27), which is supported on a housing part (47), and the operating-element restoring spring (27) develops a greater force than a restoring element (9) of a compensating device (6). 12. A valve-actuating device (1) comprising an operating element (2) and a valve arrangement (41), which is actuatable by the operating element (2), the valve arrangement (41) includes a first valve (3) which in a first valve closed position separates a first inflow (16) from a first outflow (19) and, in a first valve open position, connects the first inflow (16) to the first outflow (19), and a second valve (38) which in a second valve closed position separates a second inflow (42) from a second outflow (39) and, in a second valve open position, connects the second inflow (39) to the second outflow (39), a switchover device (43), which is actuatable by the operating element (2), is designed to transfer in opposite directions the first valve (3) from the first valve closed position into the first valve open position and the second valve (38) from the second valve open position into the second valve closed position, and vice versa, at least the first valve (3) includes a first pressure chamber (14), which is connected to the first inflow (16) via a first filling opening (15) and is connectable to the first outflow (19) via a first outflow opening (18), the first pressure chamber (14) acts on a first valve element (20) of the first valve (3), said first valve element separating the first outflow (19) from the first inflow (16), the first outflow opening (18) is openable and closeable by a first closure element (21) which is in operative connection with the operating element (2), and the operating element (2) is connected to a bi-stable adjustment mechanism (31) formed as a push/push locking mechanism or a cardioid mechanism such that a changeover between the first valve (3) from the first valve closed position into the first valve open position and the second valve (38) from the second valve open position into the second valve closed position, and vice versa, is achievable by pressure being applied to the operating element along a longitudinal axis of the valve-actuating device. 13. The valve-actuating device (1) as claimed in claim 1, wherein the operating element (2) is designed in the form of a manual operating element or is coupled, in the form of a motor-adjustable operating element (2), to a drive (48). 14. The valve-actuating device (1) as claimed in claim 1, wherein the first and second closure elements (21, 44) are adjustable between a first position, in which the first valve element (20) of the first valve (3) is pushed into a valve seat (26) of the first valve (3), and a second position, in which the second valve element (20) of the second valve (38) is pushed into a valve seat (26) of the second valve (38). 15. The valve-actuating device (1) as claimed in claim 1, wherein the switchover device (43) is arranged, in spatial terms, between the first valve (3) and the second valve (38). 16. The valve-actuating device (1) as claimed in claim 1, wherein at least one of the first and second valve elements (20) or membranes (24) of the first valve (3) and of the second valve (38) are at least one of arranged or designed with point symmetry or mirror symmetry in relation to one another in each case. 17. A method of switching over a valve arrangement (41), wherein the valve arrangement (41) has a first valve (3), with a first pressure chamber (14), and a second valve (38), wherein the first pressure chamber (14) is connected to a first inflow (16) of the first valve (3) via a first filling opening (15) and is connectable to a first outflow (19) of the first valve (3) via a first outflow opening (18), the method comprising in the first instance closing the first outflow opening (18) of the first valve (3), and therefore a pressure built up in the first pressure chamber (14) closes the first valve (3), and the second valve (38) is open, and wherein, upon closure of the second valve (38), the first outflow opening (18) of the first valve (3) is opened, and therefore the pressure built up in the first pressure chamber (14) decreases, releasing the first valve (3), the second valve (38) has a second pressure chamber (40), which is connected to a second inflow (42) of the second valve (38) via a second filling opening (15) and is connectable to a second outflow (39) of the second valve (38) via a second outflow opening (18), the method further comprising, upon closure of the second valve (38), closing the second outflow opening (18) of the second valve (38) at about the same time as the first outflow opening (18) of the first valve (3) is opened, and therefore a pressure which builds up in the second pressure chamber (40) closes the second valve (38), and a control element (4) is guided in a movable manner through the valve element (20) of the first valve (3) or of the second valve (38).
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