WO2017021243A1 - Dispositif de régulation d'écoulement de fluide - Google Patents
Dispositif de régulation d'écoulement de fluide Download PDFInfo
- Publication number
- WO2017021243A1 WO2017021243A1 PCT/EP2016/067856 EP2016067856W WO2017021243A1 WO 2017021243 A1 WO2017021243 A1 WO 2017021243A1 EP 2016067856 W EP2016067856 W EP 2016067856W WO 2017021243 A1 WO2017021243 A1 WO 2017021243A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- valve
- fluid flow
- lifting rod
- flow control
- channel
- Prior art date
Links
Classifications
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/246—Combination of a sliding valve and a lift valve
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/46—Attachment of sealing rings
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/48—Attaching valve members to screw-spindles
- F16K1/487—Attaching valve members to screw-spindles by a fixing element extending in the axial direction of the spindle, e.g. a screw
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/243—Packings
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
- F16K3/267—Combination of a sliding valve and a lift valve
-
- 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
-
- 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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/04—Means in valves for absorbing fluid energy for decreasing pressure or noise level, the throttle being incorporated in the closure member
Definitions
- the invention generally relates to fluid flow control devices, in particular gas flow control valves, where among other things it is important to regulate the volume flow through the valve very accurately and to ensure a safe shooting behavior.
- Gas flow control valves are used in plant construction or in power plants to control the gas flow.
- the valves used in power stations or gas-fired power plants are subject to special requirements in terms of operational readiness. It must be ensured that no component of the valve fails and in particular the seals do not fail.
- a corresponding gas flow control valve is disclosed. It comprises a drive device, which is coupled on the one hand to the body of the valve and on the other hand to the valve unit.
- EP 1 408 265 A1 describes a corresponding valve construction.
- the valve unit comprises the control body with a guide body part, which is coupled to the lifting rod and is guided in the valve rings.
- radial sealing systems are used, which seals the control body in two areas, so that in the closed position, a flow through the channel of the valve is interrupted.
- the control body is moved in a sleeve with a through-hole region in the cylinder wall. The relatively large movement of the seal along this hole area causes increased wear on the sealing elements.
- a fluid flow control device in particular a gas flow control valve, proposed which is constructed substantially as follows.
- the fluid flow control device comprises a body having an inlet, an outlet and an intermediate channel through which a fluid flow is conductive, and a valve unit comprising a control body.
- a valve seat ring is provided which is coupled to the body and defines a passage forming a portion of the passage, wherein the control body engages the passage and movable to control the fluid flow in the passage along an axis between an open position and a closed position is.
- valve unit at least in two parts, wherein a sealing element is arranged between the parts of the valve unit and the valve seat ring has a sealing surface, wherein the sealing element is arranged such that it is movable against the sealing surface arranged substantially perpendicular to the axis ,
- the seal is only loaded in one direction and is not exposed to any friction or sliding friction along a sealing surface. Furthermore, the seal between the parts of the valve unit can be installed protected so that the fluid flow does not act directly on them, whereby damage in the open position can be avoided.
- valve unit may consist of the control body and at least one guide part, which are cylindrical, wherein for controlling the flow passage openings in the cylinder wall of the control body are provided.
- At least one of the parts of the valve unit has a receiving space into which the sealing element can be inserted in such a way that damage is excluded during assembly.
- the receiving space has an annular gap which is open in the axial direction.
- the annular gap is designed in such a way that the seal and sealing surfaces can be brought against each other and at the same time there is a secure fixation in the receiving space.
- the receiving space can be formed by at least two parts of the valve unit, wherein the receiving space has a contact surface in the axial direction and two centering surfaces over which the sealing element is centered at least in the open position.
- each part may have an obliquely oriented to the contact surface surface which together form the centering.
- the receiving space is formed by a seal support ring and the control body, wherein it can further be provided that the guide member is screwed onto the control body and the seal support ring between the control body and guide member is clamped.
- the sealing surface is preferably an annular surface which is arranged on an axially encircled elevation, wherein the elevation protrudes at least in the closed position into the receiving space such that the sealing element seals against the sealing surface.
- the sealing element may for example be an O-ring, wherein the width of the sealing surface is smaller than the diameter of the O-ring.
- the regulating body for regulating the flow has passage openings on the cylindrical surface which are arranged and / or designed in such a way that a desired passage characteristic with respect to the opening position arises.
- Another aspect of the invention is the connection between the lifting rod and the control body.
- the lifting rod which is axially movable by means of a lifting device, is connected to the control body, so that the valve unit for controlling the fluid flow, through a channel of the fluid flow control device, along an axis between an open and closed position is movable.
- an intermediate part which has a guide portion in which the lifting rod is guided, and has a contact surface against which the crizkör- is fixed by means of a fixing means is arranged such that it can not get into the channel and thus into the fluid flow in the case of self-solution.
- a central screw may be provided which has two threaded portions with opposing threads, wherein the first threaded portion is screwed into the lifting rod and the second threaded portion is screwed into the control body, wherein the intermediate part between the control body and the lifting rod is arranged.
- the central screw allows quick and easy installation in one operation.
- valve body fluid flow side has an opening through which the central screw can be actuated by means of a mounting tool, wherein the opening is smaller than the diameter of the second threaded portion, so that the central screw can indeed be screwed into the valve body but never through the opening can be completely turned out.
- the central screw has a head section with a groove which can project through the opening in the valve body and the opening edge is designed such that it can be flanged into the groove after assembly, so that the central screw is secured against further rotation is.
- a pin can be provided to prevent rotation, on the one hand prevents rotation between the lifting rod and intermediate part and between the intermediate part and the valve body, wherein for receiving the pin between the lifting rod and intermediate part grooves and in the valve body is provided a blind hole.
- screws are provided as fixing means, the intermediate part being screwed to the lifting rod and the regulating body being screwed from the lifting rod cavity to the intermediate part, the first screw being covered by the regulating body.
- the guide member may advantageously be designed such that it delimits a Hubstangenraum opposite the channel, so that in the closed position of the valve no fluid from the inlet side can get into the Hubstangenraum.
- a pressure compensation opening between the control body and the guide member may be provided, which connects the Hubstangenraum with the channel.
- valve seat is coupled to the body and defines a passage which forms a portion of the channel and in which the control body is guided. Furthermore, a guide ring is provided, in which the guide part is guided.
- the outer diameter of the guide ring is chosen so large that the entire valve core with the guide ring is removable from the valve body. This makes it possible to exchange all parts with guide surfaces and / or sealing surfaces and the seals very easily.
- a spacer element can be arranged between the valve seat ring and guide ring, a spacer element, wherein the spacer element is a support ring preferably with at least one recess which forms a portion of the channel.
- the support ring and the guide ring can be pressed by means of at least one spring element on the valve seat ring, wherein the spring element is supported against the Hubstangengeophuseteil, and wherein the Hubstangengeophuseteilö réelle the valve seat ring, the valve core and support ring and guide ring are mounted in the body.
- the items can be installed one after the other in the valve body or the preassembled valve core can be used as a whole in the valve body.
- a coupling unit for transmitting a movement of a Drive device to an actuator of a valve in particular a gas flow control valve, proposed, wherein the drive device is coupled to the body of the valve, and wherein by means of the coupling unit, a push rod of the drive device and a lift rod of the valve can be coupled together.
- the proposed coupling unit is characterized in that it comprises a clamping device, a first crown which is coupled to the push rod and a second crown which is coupled to the lifting rod.
- the clamping device consists of two clamping halves, between which the crowns can be clamped, so that a separate assembly of crowns and clamping connection is possible.
- the clamping device and the crowns with conical clamping surfaces.
- the conical shape allows a centering of the axes of movement of the lifting rod and push rod to each other.
- the crowns may have a contact surface, wherein the crowns are mounted on the push rod and the lifting rod, that the contact surfaces are aligned parallel to each other and perpendicular to the axis of movement.
- the crowns have an internal thread and a key surface area.
- the internal thread of the crowns is adapted to the screw thread of the push rod and the lifting rod.
- At least one crown is designed such that the key area of the crown protrudes in the axial direction of the internal thread from the clamping device.
- a sensor may be further positioned.
- This may preferably be a force sensor, by means of which the closing force is measured and any errors in the application are detected.
- the coupling unit may comprise a position ring having a defined Having position opposite the clamping device.
- the clamping halves may have a shoulder portion which is designed such that the position ring can be fixed on this.
- the position of the position ring can be detected for example by means of a sensor, so z. B the closed position is double monitored. During assembly, the position ring can still be used as a holding aid.
- a gas flow control unit which comprises a drive device, a valve and a coupling unit.
- the clamping device Furthermore, it can be provided that with preassembled clamping device, by rotating at least one of the crowns, this is moved so that the contact surfaces touch each other and the lifting rod is moved by a defined Eindschreibiefe and / or until a defined force between the push rod and the lifting rod is reached. Subsequently, the clamping device can be finishedmoniert, so the two clamping halves are screwed so that the crowns are clamped between them.
- the defined force between the push rod and the lifting rod is at the same time the force which ultimately acts on the seal of the valve and is equal to the closing force mentioned at the beginning.
- the indentation depth is the travel of the spring travel around which the seal is pressed or compressed.
- Figure 1 is a gas flow control valve with drive and clutch Figure 2 coupling unit in detail and in perspective
- Figure 3 is a gas flow control valve in section
- FIG. 5 shows the HubstangenNK in detail
- Figure 1 shows a valve or a fluid flow control device 1, with drive device 32 and coupling element 100 in the overview.
- the valve 1 comprises a lifting rod 4 which is coupled to the control body of the valve.
- the control body in the interior of the gas control valve 1 is axially movable via the lifting rod 4.
- the drive device 32 is coupled via the carrier part 34 with the valve 1 or fixedly connected to it, so that the valve and drive 32 are substantially aligned with each other.
- the drive is designed as a linear drive that allows precise positioning of the control body in the valve.
- the valve is closed when the control body is fully retracted, so the lift rod is in the lowest position.
- a seal 17 is pressed on the control body on a sealing surface, whereby the gas flow is completely blocked.
- the force with which the seal is pressed onto the sealing surface can be set once via the travel path or the impression depth or via the force. Since the force on the seal 17 must not be too large, a precise adjustment of the sealing force is necessary.
- the coupling unit described below allows a defined setting in a very simple manner.
- FIGS 2a, b show a coupling unit according to the invention once in detail and once in perspective.
- crowns 103 a, b are once the push rod 33 and once screwed the lifting rod 4.
- crowns 103a, b with different threads 107a, b can be used very easily here.
- the two crowns 103a, b are centered relative to one another during the assembly with the aid of the clamping pieces 102a, b and are brought together axially.
- different clamping situations can arise. If both rods 4, 33 are screwed in to a maximum extent to the contact surface 106, the contact surfaces 106 are pressed together. In the other case, if the rod threads would protrude beyond the contact surfaces 106, only the end faces of the rods 4, 33 are pressed together.
- the crowns 3a, b are screwed onto the rods 4, 33 until the end faces of the rods 4, 33 are flush with the contact surfaces 106 of the crowns 103a, b. Subsequently, the drive device 32 is mounted on the support member 34 and the push rod 33 is moved to the closed position. Ideally, the end faces of the crowns 103a, b do not touch each other in this position, so that no closing force acts on the seal 14 of the valve between the regulating body and the sealing surface.
- the crowns 103a, b are positioned relative to one another, that is, screwed together until the contact surfaces 106 touch each other.
- the crowns 103a, b are then further rotated relative to each other until either the lifting rod 4 is depressed by a prescribed Eindschreibweg against the elasticity of the seal 17 and / or if a force sensor is positioned between the contact surfaces 106 until a prescribed closing force is applied .
- the wrench surfaces 108a, b on the crowns 103a, b facilitate the use of tools.
- the push-in path is the travel the lift rod 4 travels to prevent compression of the seal ring 17, e.g. O-rings, reach.
- a measuring sensor for example, piezo elements or strain gauges can be used.
- the position ring 105 essentially serves to provide a contact surface for a measuring sensor, by means of which the position of the regulating body is detected.
- a heel area 109 on the clamping halves 102a, b ensures a clear positioning.
- FIG. 3 shows a gas flow control valve 1 or fluid flow control device in section.
- the gas flow control valve consists essentially of a body 26 in which the valve core 2 is inserted and a Hubstangen- not shown here housing part 21 through which only the lifting rod 4 protrudes so that it can be coupled to a drive device 32.
- the body 26 has an inlet 23, an outlet 24 and a passage 5 therebetween, through which the fluid flow can be conducted.
- the passage which forms a section of the channel 5, is formed by the valve seat ring 25.
- the valve core 2 essentially comprises the valve unit 8, the valve seat ring 25, the support ring 28 and the guide ring 27. Due to the simple construction, all parts of the valve unit 2 can be very easily mounted in the body 26 of the gas flow control valve 1.
- a spring element 35 ensures that guide ring 27, support ring 28 and valve seat ring 25 are fixed without play.
- the axially movable valve unit 8 essentially comprises the control body 3, the guide part 7, a sealing system and the lifting rod 4.
- the lifting rod 4 is connected to the control body 3 such that the valve unit 8 controls the fluid flow through the channel 5 of the gas flow control valve 2 , by means of not here shown lifting device along the axis 6 between an open position and a closed position is movable.
- the connection of the control body 3 and the lifting rod 4 via a central screw 14, wherein between the lifting rod 4 and the control body 3, an intermediate part 10 and a pin 220, to prevent rotation, are provided.
- the control body 3 has a drilling pattern which is designed such that, depending on the open position of the valve, the opening cross section can be regulated very precisely.
- the passage openings 19 can be adapted to the desired Stömungs shockede. For example, they may have a circular or other shape.
- the control body 3 is guided in the valve seat ring 25 and the guide part 7 in the guide ring 27.
- the guide member 7 delimits the Hubstangenraum 9 from the channel 5, so that in the closed position no fluid or gas from the inlet side 23 can enter the Hubstangenraum 9.
- Corresponding sealing systems, indicated in FIG. 1, between the guide ring 27 and the guide part 7 ensure the sealing with respect to the inlet side 23 in the closed position.
- At least one pressure equalization opening 15 is provided between the control body 3 and the guide part 7, which connects the Hubstangenraum 9 with the channel 5.
- the operating pressure acts in the lifting rod chamber 9 in the open position, wherein in the closed position of the valve, a pressure equalization takes place with respect to the outlet side 24 of the channel 5.
- a pressure equalization takes place with respect to the outlet side 24 of the channel 5.
- Sealing systems which will not be discussed further here, continue to provide in the closed position for a sealing of the outlet side 24 with respect to the inlet side 23 of the channel 5 and the sealing of the Hubstangenraums 9 with respect to the inlet side 23 of the channel fifth
- the valve unit 8 is composed of the control body 3 on which the seal support ring 29 with the seal and then the guide member are screwed. Furthermore, the lifting rod 4 is connected to the control body 3. As shown in FIGS. 5 and 6, this connection can have different configurations. leads his. In both embodiments, an intermediate part 10 is used in order to realize a connection with which it is ensured that in the case of self-solution no parts can get into the fluid flow.
- the intermediate part 10 is constructed such that it has a guide portion 21 1, in which the lifting rod 4 is guided, and a bearing surface 212, against which the control body 3 is fixable.
- the intermediate part 10 is designed as a socket with a blind bore portion which forms the guide portion 21 1 for the lifting rod 4.
- a central screw 14 With two opposite threaded sections 214 a, b, is screwed into the lifting rod 4.
- a threaded blind hole is provided with an opening 216, wherein the opening 216 is smaller than the diameter of the thread for the second threaded portion 214b, so that the central screw 14 can be actuated by means of a mounting tool through the opening 216.
- the central screw 14 has a head portion 217 with a groove 218 which projects through the opening 216 in the valve body 4, wherein the opening edge 219 is designed such that it can be crimped after installation in the groove 218 at the head portion 217 , So the central screw is secured against twisting and falling out.
- the assembly is made so that the central screw is first screwed a defined piece in the lifting rod with mounted intermediate part and then the control body 3 is placed and screwed by tightening the central screw 14, through the opening 216 against the contact surface 212.
- a pin 220 is provided, on the one hand prevents rotation between the lifting rod 4 and intermediate part 10 and the other between the intermediate part 10 and the control body 3, wherein provided for receiving the pin 220 between the lifting rod 4 and intermediate part 10 each grooves 221 and 3 in the control body blind hole are.
- the intermediate part 210 is disc-shaped.
- the central screw 14 When assembling washer 210 and control body 3 here is the central screw 14 in a Cavity inserted between the parts. The cavity is so large that the central screw 14 can be rotated body through an opening in the rule. The shaft of the central screw 14 protrudes through an opening in the intermediate part 210. The unit preassembled in this way can then be screwed to the lifting rod 4 by means of the central screw 14.
- the opening in the control body 3 for actuating the central screw 14 is smaller than the head of the screw, so that the central screw 14 can not get into the channel 5, even if the central screw 14 should solve during operation.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
L'invention concerne un dispositif de régulation d'écoulement de fluide (2), en particulier une vanne de régulation d'écoulement de gaz, comprenant : un corps (26) pourvu d'une entrée (23), d'une sortie (24) et d'un conduit (5) se trouvant entre celles-ci, pouvant être traversé par un débit de fluide, une unité de vanne (8) pourvue d'un élément de régulation (3), d'une bague de siège de vanne (25) accouplée au corps (26) et définissant un passage qui forme une partie du conduit (5). L'élément de régulation (3) s'engage dans le passage et peut être déplacé entre une position ouverte et une position fermée pour réguler l'écoulement de fluide dans le passage le long d'un axe (6). Selon l'invention, le système d'étanchéité peut être modifié de façon à faciliter le montage et à assurer un fonctionnement sans dommage. Pour cela, l'invention concerne un système d'étanchéité qui est caractérisé en ce que l'unité de vanne (8) est réalisé en au moins deux parties. Un élément d'étanchéité (17) est disposé entre les parties (3, 18, 25) de l'unité de vanne (8) et la bague de siège de vanne (25) possède une surface d'étanchéité (12). L'élément d'étanchéité (17) est disposé de façon à pouvoir être déplacé contre la surface d'étanchéité (12) disposée sensiblement perpendiculairement à l'axe (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP16745098.0A EP3332159A1 (fr) | 2015-08-04 | 2016-07-27 | Dispositif de régulation d'écoulement de fluide |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015214830.0 | 2015-08-04 | ||
DE102015214828.9A DE102015214828A1 (de) | 2015-08-04 | 2015-08-04 | Fluidstromregelvorrichtung |
DE102015214830.0A DE102015214830A1 (de) | 2015-08-04 | 2015-08-04 | Kopplungseinheit |
DE102015214829.7A DE102015214829B4 (de) | 2015-08-04 | 2015-08-04 | Ventileinsatz |
DE102015214828.9 | 2015-08-04 | ||
DE102015214829.7 | 2015-08-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017021243A1 true WO2017021243A1 (fr) | 2017-02-09 |
Family
ID=56555386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2016/067856 WO2017021243A1 (fr) | 2015-08-04 | 2016-07-27 | Dispositif de régulation d'écoulement de fluide |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3332159A1 (fr) |
WO (1) | WO2017021243A1 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019105783A1 (fr) * | 2017-11-29 | 2019-06-06 | Eugen Seitz Ag | Ensemble soupape |
CN110274064A (zh) * | 2019-07-24 | 2019-09-24 | 浙江世亚燃气阀门有限公司 | 一种新型燃气管道自闭阀 |
WO2019221785A1 (fr) * | 2018-05-16 | 2019-11-21 | Parker-Hannifin Corporation | Soupape dotée d'ensemble à double piston et procédé de fabrication de soupape |
US10948089B2 (en) * | 2017-10-06 | 2021-03-16 | Samson Ag | Control valve |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113884155B (zh) * | 2021-08-27 | 2023-09-01 | 泉州日新流量仪器仪表有限公司 | 一种流量计防过载装置和流量计 |
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DE113161C (fr) * | ||||
US2657897A (en) * | 1947-07-30 | 1953-11-03 | American Car & Foundry Co | Valve with resilient pressure actuated seal |
GB884529A (en) * | 1958-12-17 | 1961-12-13 | Bell S Asbestos And Engineerin | Improvements in or relating to fluid valves |
GB1104639A (en) * | 1966-07-28 | 1968-02-28 | Holman Wilson Frith | Jumper valve and washer assembly |
US4261389A (en) * | 1978-12-05 | 1981-04-14 | Wacker-Chemie Gmbh | Gas injecting valve for suspensions |
US4375821A (en) * | 1980-01-25 | 1983-03-08 | Kubota, Ltd. | Control value |
DE3636739A1 (de) * | 1985-11-05 | 1987-05-14 | Mowid Anstalt | Ventil |
EP1408265A1 (fr) * | 2002-10-08 | 2004-04-14 | Fisher Controls International Llc | Vanne avec intérieur de cage auto-nettoyant |
US20050166976A1 (en) * | 2004-02-04 | 2005-08-04 | Cla-Val | Anti-cavitation valve assembly |
-
2016
- 2016-07-27 WO PCT/EP2016/067856 patent/WO2017021243A1/fr unknown
- 2016-07-27 EP EP16745098.0A patent/EP3332159A1/fr not_active Withdrawn
Patent Citations (9)
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DE113161C (fr) * | ||||
US2657897A (en) * | 1947-07-30 | 1953-11-03 | American Car & Foundry Co | Valve with resilient pressure actuated seal |
GB884529A (en) * | 1958-12-17 | 1961-12-13 | Bell S Asbestos And Engineerin | Improvements in or relating to fluid valves |
GB1104639A (en) * | 1966-07-28 | 1968-02-28 | Holman Wilson Frith | Jumper valve and washer assembly |
US4261389A (en) * | 1978-12-05 | 1981-04-14 | Wacker-Chemie Gmbh | Gas injecting valve for suspensions |
US4375821A (en) * | 1980-01-25 | 1983-03-08 | Kubota, Ltd. | Control value |
DE3636739A1 (de) * | 1985-11-05 | 1987-05-14 | Mowid Anstalt | Ventil |
EP1408265A1 (fr) * | 2002-10-08 | 2004-04-14 | Fisher Controls International Llc | Vanne avec intérieur de cage auto-nettoyant |
US20050166976A1 (en) * | 2004-02-04 | 2005-08-04 | Cla-Val | Anti-cavitation valve assembly |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US10948089B2 (en) * | 2017-10-06 | 2021-03-16 | Samson Ag | Control valve |
WO2019105783A1 (fr) * | 2017-11-29 | 2019-06-06 | Eugen Seitz Ag | Ensemble soupape |
US11712834B2 (en) | 2017-11-29 | 2023-08-01 | Eugen Seitz Ag | Valve unit |
WO2019221785A1 (fr) * | 2018-05-16 | 2019-11-21 | Parker-Hannifin Corporation | Soupape dotée d'ensemble à double piston et procédé de fabrication de soupape |
US11371759B2 (en) | 2018-05-16 | 2022-06-28 | Parker-Hannifin Corporation | Valve comprising a dual piston assembly and method of forming a valve |
CN110274064A (zh) * | 2019-07-24 | 2019-09-24 | 浙江世亚燃气阀门有限公司 | 一种新型燃气管道自闭阀 |
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