EP0884539B1 - Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes für erwärmtes Trinkwasser - Google Patents
Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes für erwärmtes Trinkwasser Download PDFInfo
- Publication number
- EP0884539B1 EP0884539B1 EP97250179A EP97250179A EP0884539B1 EP 0884539 B1 EP0884539 B1 EP 0884539B1 EP 97250179 A EP97250179 A EP 97250179A EP 97250179 A EP97250179 A EP 97250179A EP 0884539 B1 EP0884539 B1 EP 0884539B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- valve ball
- connection fitting
- passage
- flow
- structural body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 238000007789 sealing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000000295 complement effect Effects 0.000 claims description 2
- 230000000717 retained effect Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 239000012528 membrane Substances 0.000 abstract description 10
- 239000003651 drinking water Substances 0.000 description 15
- 235000020188 drinking water Nutrition 0.000 description 15
- 238000005192 partition Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
- F24D3/1008—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system expansion tanks
- F24D3/1041—Flow-through
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/075—Arrangement of devices for control of pressure or flow rate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
- F24D3/1008—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system expansion tanks
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86718—Dividing into parallel flow paths with recombining
- Y10T137/86726—Valve with bypass connections
Definitions
- connection fitting for connecting a pressure expansion vessel to a pipe system in which a water flow flows, whereby a Membrane the vessel into a cavity filled with water and one with a Compressed gas filled compressed gas space, in which the connection fitting a Contains suction device in which a suction can be generated by the water flow, by means of this suction a water exchange flow over one to the water flow parallel flow path running through the cavity can be generated and the parallel flow path can be blocked by a ball valve with a valve ball, wherein the connection fitting is a fitting body with an inlet and a Outlet for installation in the pipe system and a connecting piece for the Has pressure expansion vessel, being between the inlet and outlet Flow passage is formed, and the connecting piece for that Pressure expansion tank branches off from this flow passage in which Connection piece a forward and a return channel for forward and return of the parallel Flow path are formed, the valve ball of the ball valve in the connecting piece for the pressure expansion vessel between the sealing and bearing means Flow passages that are aligned with the flow and return
- drinking water heaters in which the drinking water to be heated is in one closed container, e.g. is heated by heat exchange with heating water. When heated, the drinking water expands. This expansion must be taken into account be worn.
- a membrane safety valve is usually used Drained water. That requires an outflow for the exiting Expansion water. The volume of expansion water lost in the process In a four-person household, depending on the installation and size of the Drinking water heater up to ten liters per day. That adds up considerable water and energy losses.
- expansion tanks with the system of the DHW heater connect, which absorb the expansion water.
- Known devices of this type contain a bubble membrane, which is arranged in a pressurized gas filled housing.
- the edge of an inlet opening of the bladder membrane is with the edge of an inlet opening connected to the housing.
- the inlet openings are with the system of Drinking water heater in connection.
- In the space between the bladder membrane and The housing is filled with compressed gas via a filling valve.
- EP-A-0 602 480 describes a connection vessel for heated drinking water with a cavity enclosed by a bladder membrane, with a drinking water heater communicates.
- One of the housings borders on the cavity limited pressure gas space.
- the connection fitting is for connecting the cavity with an inlet and for direct connection of the inlet to an outlet so trained that a water exchange flow through the cavity when tapping warm drinking water is generated.
- the connection fitting has one direct flow passage between inlet and Outlet and continues to be fluidly parallel to the direct flow passage and flow path through the cavity.
- This Parallel flow path is a suction device through which by means of the in the direct flow path flowing flow drinking water a suction can be generated is. This suction causes the water exchange flow when tapping drinking water over the parallel flow path through the cavity into the downstream Part of the direct flow path generated.
- inlet and outlet are the Connection fitting arranged side by side.
- the direct flow passage is one Breakthrough in a partition separating the inlet and the outlet.
- the Connection fitting contains a flow path and a return path of the parallel Flow path.
- the return path ends in a pipe neck of one Channel section of the return path containing the first molded body.
- the molded body is inserted into a connecting piece of a valve body.
- the pipe neck is protrudes coaxially to the outlet into the outlet. Due to the injector effect Tapping drinking water creates a suction in the pipe neck.
- the flow path and the return path can be blocked at the same time by a ball valve.
- the valve ball of the ball valve has a straight, diametric channel. Slits are formed in the ball valves on both sides of the channel, a between the ball valve and the inner wall of the connecting piece Annulus arises. A channel connected to the inlet opens into this annular space, which forms a section of the flow path of the parallel flow path.
- On the side of the valve ball facing away from the pressure expansion vessel sits in the Connection piece a second molded body.
- the second molded body has two to each other coaxial channels. The inside of these two channels is aligned with the diametrical channel the valve ball.
- the outside of these channels is on the one hand with the slots of the Valve ball and thus with the annulus and on the other hand with an inlet of the Cavity in connection.
- the interior of the channels is one in the cavity protruding, connected with outlet openings outlet pipe.
- valve ball is between separate bearing rings concave-spherical bearing surfaces.
- the bearing rings sit between the Shaped bodies and the valve ball.
- the valve ball is in an operating position by an operating spindle
- the flow and return paths are open and can be turned through 90 ° into a locked position.
- the Actuating spindle contains a longitudinal channel that has a valve with an outlet connected is. The longitudinal channel communicates with the cavity. In the Blocking position can then be emptied to the pressure in the cavity Check the compressed gas-filled room.
- inlet and outlet are coaxial arranged.
- the suction device is a Venturi tube.
- connection fitting for connecting a Expansion vessel to a pipe network.
- the connection fitting contains one Main flow channel, which forms part of the pipeline network and one to it parallel, running through the cavity of the pressure expansion vessel Flow path.
- the parallel flow path is as in EP-A-0 602 430 in Mouth area of the return path into the main flow channel with a Provide suction device, which a water exchange flow over the parallel Flow path generated.
- the valve body is T-shaped educated.
- the main flow channel forms the continuous T-web.
- the parallel Flow path is integrated in the T-leg.
- the parallel flow path divided into a flow path and a return path by a partition in the T-leg.
- the partition extends into the area of the T-bar.
- a ball valve is arranged in the T-leg of the valve body which is the channel of the forerunner running on both sides of the partition and the return flow of the parallel flow path can be shut off at the same time.
- the invention has for its object a connection fitting of the aforementioned Kind of constructively simplifying.
- this object is achieved with a connection fitting of the type mentioned kind thereby solved, in the connecting piece a first, up to the Flow passage extending molded body is used, which is a jacket-shaped Has outer part and a coaxial central part, the outer part one thickened, annular section at its end facing the ball valve and has a tubular portion and the annular portion on one Ring shoulder of the bore of the connecting piece is seated, the first molded body adjacent to the flow passage carries the suction device on the annular Section is held an O-ring, on which the valve ball rests, in the Connection piece on the side of the valve ball facing the pressure compensation vessel a second molded body is seated, the tubular middle part and one the middle part has coaxially surrounding, tubular outer part which with the central part radial webs is connected, the outer part having a cylindrical portion and a has a flange on the ball side, which forms a concave-spherical bearing surface, which rests directly on the valve ball.
- Embodiments of the invention are the subject of the dependent claims.
- 10 denotes a valve body.
- the valve body 10 has an inlet 12 in the form of an inlet connector and an outlet 14 in the form an outlet connection. Inlet 12 and outlet 14 are coaxial opposite sides of the valve body 10 is arranged.
- the valve body 10 also has a connecting piece 16.
- the axis of the Connection piece 16 extends perpendicular to the common axis of inlet 12 and Outlet 14 approximately in the middle between these.
- Inlet 12 and outlet 14 are through one direct flow passage 18 interconnected.
- inlet 12 flow passage 18 and outlet 14 practically a continuous Pipe section of substantially constant cross-section.
- the connecting piece 16 goes from the flow passage 18.
- the inner wall of the connecting piece 16 forms a step or ring shoulder 20.
- a first molded body 26 is inserted into the connecting piece 16.
- the first molded body 26 has a jacket-shaped outer part 28 and a central part 30 coaxial therewith.
- the outer part 28 has a thickened, annular section 32 and one tubular section 34. Section 32 is seated on annular shoulder 20.
- the tubular section 34 is fitted into the opening 24.
- On the tubular Radial cams 36 are formed on section 34.
- the cams 36 are in the radial Recesses 22 added. Make the recesses 22 and the cams 36 sure that the first molded body 26 only in a defined position in the Connection piece 16 can be used.
- the outer part 28 and the middle part 30 are connected to one another by radial webs 38.
- the tubular middle part 30 forms one central channel 40, which is coaxial to an annular channel interrupted by the webs 38 42 between outer part 28 and middle part 30.
- the molded body 26 projects into the flow passage 18.
- The is in the Flow passage 18 protruding portion of the outer part 28 along a surface 44 cut off at an angle. On the inlet side, this section closes approximately with the inner wall the flow passage 18 from, while the section on the outlet side up to about Extends axis of the outlet.
- the channel 40 of the middle part 30 is in the area of Flow passage 18 angled by 90 ° in the direction of the outlet, so that a End piece 46 of the channel 40 is in the flow direction from the inlet to the outlet flowing flow extends.
- the channel 40 opens through the wall of the outer part therethrough on the outlet side into the flow passage 18 or outlet 14.
- the annular, thickened section 32 of the outer part 28 carries an O-ring 48.
- the outer part 28 is against the connecting piece 16 by an O-ring 50 sealed.
- valve ball 52 Valve plug.
- the O-ring 48 is held by a support disk 53.
- the support disc 53 lies against the O-ring 48 outside the contact surface with which the O-ring 48 rests on the valve ball.
- the valve ball 52 is seated in the connector 16.
- the valve ball 52 has a diametrical channel 54, which is shown in FIG Operating position with the channel 40 of the central part 30 of the first molded body 26 is aligned.
- the valve ball 52 also has an annular channel 56.
- the ring channel 56 is coaxial the diametrical channel 54.
- the pipe section 58 is connected to the remaining valve ball 52 connected by radial ribs 60. This is best seen in Fig.2.
- the connecting piece 16 is still on the outer side of the valve ball 52 second molded body 62 used.
- the second molded body 62 has a tubular one Middle part 64 and an outer part 66 surrounding the middle part 64.
- the outer part 66 surrounds the central part 64 coaxially.
- the outer part 66 has a cylindrical section 68 and a ball-side flange 70.
- At the inner edge of the flange 70 is one concave-spherical, annular bearing surface 72 is formed.
- the bearing surface 72 is located directly on the valve ball 52.
- the flange 70 has the valve ball 52 on it on the opposite side perpendicular to the flange surface projecting ribs 74.
- a sleeve-shaped screw-in part 76 is in an internal thread 78 of the connecting piece 16 screwed in.
- the screw-in part 76 is seated with an inwardly projecting edge 80 on the ribs 74 of the flange 70.
- a sealing washer 82 lies on the edge 80.
- the screw-in part 76 has a collar 84. Between screw-in part 76, collar 84 and connecting piece 16, a sealing ring 86 is inserted.
- the tubular middle part 64 of the second shaped body 62 is over with the outer part 66 radial webs 88 connected.
- the middle part 64 protrudes from the outer part 66 and the Connection piece 16 out.
- the tubular middle part 64 forms an inner channel 90. Between the middle part 64 and the outer part 66 there is an interruption by the webs 88 Ring channel 92 formed.
- the inner channels 90, 54 and 40, 46 are aligned and together form one Return path 94 for a water exchange flow through a water-filled Cavity of the expansion vessel.
- a lead 96 is also from the aligned outer or ring channels 42, 56 and 92 are formed. Sitting on the middle part 64 an outlet pipe which projects into the cavity of the pressure expansion vessel, as in EP-A-0 602 430.
- the valve ball 52 has a slot 100, the central plane through the axis of the Channels 54 and 56 run. In the slot 100 approaches 102, 104 engage Actuating spindle 106 a.
- the actuating spindle 106 extends perpendicular to the Axis of the connecting piece 16.
- the actuating spindle 106 is in a lateral Bearing approach 108 of the connecting piece 16 stored.
- the actuator stem 106 is sealed against the bearing shoulder 108 by two sealing rings 110.
- the approaches 102, 104 are flat lugs that extend axially from the face of the actuator stem 106 extend into the slot 100 with respect to the axis of the actuating spindle 106.
- the Actuating spindle 106 can be described by means of an adjusting handle 112 in FIG Can be rotated by 90 °. As a result, the valve ball 52 is shown in FIG Operating position rotated into the locking position shown in Fig.2.
- the actuating spindle 106 has a longitudinal channel 114.
- the longitudinal channel 114 is on closed at its outer end by a releasable plug 116.
- the longitudinal channel opens on the inner end face of the actuating spindle 106 between the lugs 102 and 104 in an annular space 118, which is between the valve ball 52 and the inner wall the connecting piece 16 is formed.
- the valve ball 52 recesses 120 and 122.
- These recesses 120 and 122 in the in Fig.2 shown locking position a connection between the vessel-side portion of the Lead path 96 and the annular space 118 and thus between the cavity of the Expansion vessel and the longitudinal channel 114 forth.
- Lead 96 and Return path 94 are in the locked position of FIG.
- the control handle 112 is normally locked.
- the bearing approach 108 of the valve body 10 a cam 124 attached.
- the cam 124 protrudes a complementary recess 126 (Fig. 5) of the handle 112.
- To operate the Adjusting handle 112 is the adjusting handle 112 against the action of a spring 128 ( Figure 7) depressed on the right in Fig. 1. Then an arcuate, over 90 ° extending undercut 130 ( Figure 4) of the handle 112 in the region of the cam 124. With this undercut 130, the adjusting handle 112 is 90 ° clockwise from 4 against the valve body 10 in the locking position shown in Figure 2 rotatable.
- Spring 128 is a coil spring.
- the spring 128 is seated in a circumferential recess 132 of the actuating spindle 106 and lies at one end on an annular shoulder 134 of the Actuating spindle 106 on.
- the adjusting handle 112 engages with a peripheral recess 136 via the spring 128.
- the spring 128 is at its other end on an annular shoulder 138 of the handle 112.
- the spring 128 searches for the adjusting handle 112 to the left in FIG. 1 press and hold the cam 124 in the recess 126.
- the spring 128 can not push the handle 112 from the actuating spindle is on the Control handle attached a collar 140, in the path of a stop 142 of the actuating spindle 106 is arranged.
- the connector 16 is a separate component, the the first and second shaped bodies 26 and 62 and the valve ball 52 and with the Actuating spindle 106 and the adjusting handle 112 forms an insert 150.
- This stake 150 can be threaded 152 into a conventional installation with a T-piece be screwed in.
- the correct positioning of the suction device 154 is ensured by a Teflon ring (Asag ring) 156.
- FIG. 8 It is known to have a fitting in closed drinking water heating systems a backflow preventer, a test valve and a safety valve.
- a fitting 158 with backflow preventer 160, check valve 162 and Safety valve 164 is shown in Figure 9.
- Such a fitting is, as from Fig. 10 can be seen, with an additional, lateral connecting piece 166 with internal thread Mistake.
- An insert 150 according to FIG. 8 is screwed into this connecting piece 166, so that the suction device 154 protrudes into the through channel.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Taps Or Cocks (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
- Cookers (AREA)
- Thermally Insulated Containers For Foods (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Devices For Dispensing Beverages (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Description
- Fig.1
- zeigt einen Längsschnitt einer Anschlußarmatur zum Anschließen eines Druckausdehnungs-Gefäßes.
- Fig.2
- zeigt einen Ausschnitt eines Längsschnitts ähnlich Fig.1, wobei das Kugelventil in seiner Sperrstellung ist.
- Fig.3
- zeigt einen Schnitt längs der Linie A - A von Fig.1.
- Fig.4
- zeigt einen Schnitt längs der Linie B - B von Fig.1.
- Fig.5
- zeigt in vergrößertem Maßstab und abgebrochen einen Schnitt längs der Linie C - C von Fig.1.
- Fig.6
- zeigt eine Ansicht in Richtung "X" von Fig.1.
- Fig.7
- zeigt in vergrößertem Maßstab eine Einzelheit "Y" von Fig.1.
- Fig.8
- zeigt in einem Schnitt ähnlich Fig.1 eine Abwandlung der Anschlußarmatur.
- Fig.9
- zeigt einen Schitt einer Sicherheitsgruppe, die mit einer Anschlußarmatur der vorliegenden Art kombiniert ist.
- Fig.10
- zeigt einen Schnitt längs der Linie D - D von Fig.9.
Claims (15)
- Anschlußarmatur zum Anschließen eines Druckausdehnungs-Gefäßes an ein Leitungssystem in welchem eine Wasserströmung fließt, wobei eine Membran das Gefäß in einen mit Wasser gefüllten Hohlraum und einen mit einem Druckgas gefüllten Druckgasraum unterteilt, bei welcher die Anschlußarmatur eine Sogeinrichtung (46;152)enthält, in welcher durch die Wasserströmung ein Sog erzeugbar ist, mittels dieses Sogs eine Wasseraustausch-Strömung über einen zu der Wasserströmung parallelen, durch den Hohlraum verlaufenden Strömungsweg erzeugbar ist und der parallele Strömungsweg durch ein Kugelventil mit einer Ventilkugel (52) absperrbar ist,wobei die Anschlußarmatur einen Armaturen-Grundkörper (10) mit einem Einlaß (12) und einem Auslaß (14) zum Einbau in das Leitungssystem und einen Anschlußstutzen (16) für das Druckausdehnungs-Gefäß aufweist, wobei zwischen Einlaß (12) und Auslaß (14) ein Strömungsdurchgang (18) gebildet ist, und der Anschlußstutzen (16) für das Druckausdehnungsgefäß von diesem Strömungsdurchgang (18) abzweigtin dem Anschlußstutzen (16) ein Vor- und ein Rücklaufkanal für Vor- und Rücklauf des parallelen Strömungsweges gebildet sind,die Ventilkugel (52) des Kugelventils in dem Anschlußstutzen (16) für das Druckausdehnungs-Gefäß zwischen Dicht- und Lagermitteln mit Strömungsdurchgängen, die mit dem Vor- bzw. Rücklaufkanal fluchten, angeordnet und mit Kanälen versehen ist, welche in einer Betriebsstellung mit den Vor- bzw. Rücklaufkanal fluchten und den parallelen Strömungsweg freigeben, und in eine Absperrstellung den parallelen Strömungsweg absperrt,in den Anschlußstutzen (16) ein erster, sich bis an den Strömungsdurchgang (18) erstreckender Formkörper (26), eingesetzt ist, der einen mantelförmigen Außenteil (28) und einen dazu koaxialen Mittelteil (30) aufweist, wobei der Außenteil (28) einen verdickten, ringförmigen Abschnitt (32) an seinem dem Kugelventil (52) zugewandten Ende und einen rohrförmigen Abschnitt (34) aufweist und der ringförmige Abschnitt (32) auf einer Ringschulter (20) der Bohrung des Anschlußstutzens (16) aufsitzt,der erste Formkörper (26) angrenzend an den Strömungsdurchgang (18) die Saugvorrichtung (46;154) trägt,auf dem ringförmigen Abschnitt (32) ein O-Ring (48) gehalten ist, an welchem die Ventilkugel (52) anliegt,in dem Anschlußstutzen (16) auf der dem Druckausdehnungs-Gefäß zugewandten Seite der Ventilkugel (52) ein zweiter Formkörper (62) sitzt, der einen rohrförmigen Mittelteil (64) und einen den Mittelteil (64) koaxial umgebenden, rohrförmigen Außenteil (66) aufweist, der mit dem Mittelteil (64) durch radiale Stege (88) verbunden ist, wobei der Außenteil (66) einen zylindrischen Abschnitt (68) und einen kugelseitigen Flansch (70) aufweist, der eine konkav-sphärische Lagerfläche (72) bildet, welche unmittelbar an der Ventilkugel (52) anliegt.
- Anschlußarmatur nach Anspruch 1, dadurch gekennzeichnet, daß zwischen dem O-Ring (48) und der Ventilkugel (52) eine Stützscheibe (53) zur Halterung des O-Ringes (48) eingelegt ist, die außerhalb der Kontaktfläche von O-Ring (48) und Ventilkugel (52) an dem O-Ring (48) und der Ventilkugel (52) anliegt.
- Anschlußarmatur nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der Vorlaufweg (96) von dem Satz der äußeren koaxialen Kanäle und der Rücklaufweg (94) von dem Satz der inneren koaxialen Kanäle gebildet ist.
- Anschlußarmatur nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß(a) der erste Formkörper (26) mit einem den inneren Kanal (46) enthaltenden Mittelteil (30) in die Wasserströmung hineinragt,(b) der innere Kanal (46) des ersten Formkörpers (26) an seinem auslaßseitigen Ende in Richtung parallel zum Wasserströmung in Strömungsrichtung derselben abgewinkelt ist und(c) der äußere Kanal (42) des ersten Formkörpers (26) über eine sich um den Mittelteil (30) erstreckende Einlaßöffnung mit der Wasserströmung in Verbindung steht.
- Anschlußarmatur nach Anspruch 4, dadurch gekennzeichnet, daß(a) der Außenteil (28) des ersten Formkörpers (26) in einem in die Wasserströmung ragenden, rohrförmigen Abschnitt schräg zur Achse dieses Abschnitts abgeschnitten ist, wobei der Abschnitt mit seinem stromabwärtigen Wandungsbereich weiter in die Wasserströmung hineinragt als mit seinem stromaufwärtigen Wandungsbereich, und(b) der abgewinkelte Teil des inneren Kanals (46) durch den stromabwärtigen Wandungsbereich des Außenteils (28) hindurchgeführt ist.
- Anschlußarmatur nach Anspruch 4 oder 5, dadurch gekennzeichnet, daß an dem ersten Formkörper (26) Arretiemocken (36) angebracht sind, welche in radiale Ausnehmungen (22) auf der Innenseite des Anschlußstutzens (16) eingreifen und ein winkelrichtiges Einsetzen des ersten Formkörpers (26) gewährleisten.
- Anschlußarmatur nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß der erste Formkörper (26) von einem Kunststoffteil gebildet ist.
- Anschlußarmatur nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß in ein Innengewinde des Anschlußstutzens (16) ein hülsenförmiger Einschraubteil (76) eingeschraubt ist, dessen Stirnfläche an dem Flansch (70) des zweiten Formkörpers (62) anliegt, so daß der zweite Formkörper (62) in dem Anschlußstutzen (16) gehalten ist.
- Anschlußarmatur nach Anspruch 8, dadurch gekennzeichnet, daß(a) der Einschraubteil (76) einen nach innen vorstehenden Rand (80) aufweist, der sich im wesentlichen bis zu dem Mittelteil (66) des zweiten Formkörpers (62) erstreckt, und(b) eine Dichtscheibe (82) auf dem Rand (80) aufliegt und zwischen der Innenwandung des Einschraubteils (76) und dem Mittelteil (66) des zweiten Formkörpers (62) geführt ist.
- Anschlußarmatur nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß(a) die Ventilkugel (52) durch eine Betätigungs-Spindel (106) um eine zu der Achse des Anschlußstutzens (16) senkrechte Achse um 90° in eine Sperrstellung verdrehbar ist, wodurch Vor- und Rücklaufweg (96;94) absperrbar sind,(b) die Betätigungs-Spindel (106) einen Längskanal (114) aufweist, der an seinem der Ventilkugel (52) abgewandten. äußeren Ende durch einen lösbaren Stopfen (116) abgeschlossen ist und(c) die Ventilkugel (52) einen Verbindungskanal (120;122) bildet, der in der Sperrstellung eine Verbindung zwischen dem wassergefüllten Hohlraum des Druckausdehnungs-Gefäßes und dem Längskanal (114) herstellt.
- Anschlußarmatur nach Anspruch 10, dadurch gekennzeichnet, daß(a) an der Betätigungs-Spindel (106) ein Stellgriff (1 12) angebracht ist, der in der Offenstellung des Kugelventils durch einen am Armaturen-Grundkörper (10) vorgesehenen Nocken (124), der in eine dazu komplementäre Ausnehmung (126) des Stellgriffs (122) eingreift, gegen Drehung verriegelt ist,(b) der Stellgriff (112) relativ zu der Betätigungs-Spindel (114) in Axialrichtung beweglich geführt und gegen die Wirkung einer Feder (128) eindrückbar ist und(c) der Stellgriff (112) auswärts von der Ausnehmung (126) eine sich über 90° erstreckende Hinterschneidung (130) aufweist, in welche der Nocken (124) im niedergedrückten Zustand des Stellgriffes hineinragt, so daß der niedergedrückte Stellgriff(112) um 90° in die Sperrstellung des Kugelventils (52) verschwenkbar ist.
- Anschlußarmatur nach Anspruch 10 oder 11, dadurch gekennzeichnet, daß(a) die Betätigungs-Spindel (106) an ihrer der Ventilkugel (52) zugewandten Stirnseite zu beiden Seiten des Längskanals (114) diametral einander gegenüberliegende Leisten (102,104) aufweist,(b) die Leisten (102,104) in einen Schlitz (100) der Ventilkugel (52) eingreifen, wobei um die Ventilkugel (52) herum zwischen dieser und der zylindrischen Innenwand des Anschlußstutzens (16) ein Ringraum (118) gebildet ist, und(c) der Verbindungskanal von wenigstens einer Ausnehmung (120;122) am Umfang der Ventilkugel (52) gebildet ist, über welche in der Sperrstellung eine Verbindung zwischen dem gefäßseitigen Teil des Vorlaufweges (96) und dem Ringraum (118) hergestellt ist.
- Anschlußarmatur nach Anspruch 11 oder 12, dadurch gekennzeichnet, daß(a) der Stellgriff (112) auf der Betätigungs-Spindel (106) über Führungsflächen geführt ist, die Ausnehmungen (136;132) mit einander zugewandten Ringschultern (138;134) an Stellgriff (112) und Betätigungs-Spindel (106) aufweisen,(b) eine Schraubenfeder (128) in den Ausnehmungen (136;132) angeordnet ist, die sich an den Ringschultern (138;134) abstützt, und(c) an einem der Teile ein Bund (140) vorgesehen ist, der mit einem Anschlag (142) des anderen Teils zusammenwirkt, um ein Herunterdrücken des Stellgriffes (112) von der Betätigungs-Spindel (106) unter dem Einfluß der Schraubenfeder (128) zu verhindern.
- Anschlußarmatur nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, daß der Armaturen-Grundkörper (10) einen Einlaß (12), einen damit fluchtenden Auslaß (14) aufweist, wobei der Anschlußstutzen (16) sich senkrecht zu der Achse von Einlaß (12) und Auslaß (14) erstreckt und die Sogeinrichtung (46) in den direkten Strömungsdurchgang (18) hineinragt.
- Anschlußarmatur nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, daß der den ersten und den zweiten Formkörper (26;62) und die Ventilkugel (52) enthaltende Anschlußstutzen (16) einen gesonderten Bauteil bildet und Mittel (152) zum Verbinden dieses Anschlußstutzens (16) mit einer Leitungsarmatur aufweist.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK97250179T DK0884539T3 (da) | 1997-06-10 | 1997-06-10 | Tilslutningsarmatur til tilslutning af en trykekspansionsbeholder til opvarmet drikkevand |
AT97250179T ATE238523T1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum anschliessen eines druckausdehnungs-gefässes für erwärmtes trinkwasser |
EP02012827A EP1239230A1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes |
EP97250179A EP0884539B1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes für erwärmtes Trinkwasser |
ES97250179T ES2197299T3 (es) | 1997-06-10 | 1997-06-10 | Armadura de conexion para vaso de expansion para agua caliente sanitaria. |
PT97250179T PT884539E (pt) | 1997-06-10 | 1997-06-10 | Bloco de ligacao para ligar um vaso de expansao sob pressao para agua quente sanitaria |
DE59709918T DE59709918D1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes für erwärmtes Trinkwasser |
US09/095,480 US5988218A (en) | 1997-06-10 | 1998-06-10 | Connection fitting for connecting a pressure expansion vessel for heated drinking water |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97250179A EP0884539B1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes für erwärmtes Trinkwasser |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02012827A Division EP1239230A1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0884539A1 EP0884539A1 (de) | 1998-12-16 |
EP0884539B1 true EP0884539B1 (de) | 2003-04-23 |
Family
ID=8229156
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02012827A Withdrawn EP1239230A1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes |
EP97250179A Expired - Lifetime EP0884539B1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes für erwärmtes Trinkwasser |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02012827A Withdrawn EP1239230A1 (de) | 1997-06-10 | 1997-06-10 | Anschlussarmatur zum Anschliessen eines Druckausdehnungs-Gefässes |
Country Status (7)
Country | Link |
---|---|
US (1) | US5988218A (de) |
EP (2) | EP1239230A1 (de) |
AT (1) | ATE238523T1 (de) |
DE (1) | DE59709918D1 (de) |
DK (1) | DK0884539T3 (de) |
ES (1) | ES2197299T3 (de) |
PT (1) | PT884539E (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2795490B1 (fr) | 1999-06-25 | 2001-09-28 | Watts Eurotherm Sa | Moyen de connexion hydraulique d'un vase d'expansion et vase d'expansion pourvu du dit moyen |
DE10105393C1 (de) * | 2001-02-06 | 2002-07-25 | Rudolf Vollmer | Sicherheitsgruppe zur Absicherung eines geschlossenen Trinkwassererwärmers |
DE10235061C1 (de) * | 2002-07-31 | 2003-10-16 | Sasserath & Co Kg H | Expansionsvorrichtung zur Aufnahme von erwärmtem Trinkwasser |
US8555923B1 (en) * | 2003-08-11 | 2013-10-15 | Oatey Co. | Valve assembly |
US7373953B2 (en) * | 2003-08-11 | 2008-05-20 | Oatey Co. | Valve assembly |
DE102005051348B4 (de) * | 2005-10-25 | 2007-10-18 | Hans Sasserath & Co. Kg | Baugruppe zum Zuführen von Wasser zu Heizungsanlagen mit Wassererwärmer |
US7584782B1 (en) * | 2006-08-28 | 2009-09-08 | Hamilton Sundstrand Corporation | Valve defining modulated and unmodulated flow paths |
US20080149201A1 (en) * | 2006-12-22 | 2008-06-26 | General Electric Company | Sleeve insert for mitigating acoustic cavity resonances and related method |
US8068575B2 (en) | 2007-11-15 | 2011-11-29 | Ge-Hitachi Nuclear Energy Americas Llc | Acoustic load mitigator |
US10533485B2 (en) * | 2014-01-13 | 2020-01-14 | Coldfire, Inc. | Control valve |
GB201601848D0 (en) * | 2016-02-02 | 2016-03-16 | Equitherm Ltd | Water systems |
CN107035891B (zh) * | 2017-04-13 | 2024-02-02 | 九牧厨卫股份有限公司 | 带回流功能的角阀和燃气热水器的流量控制装置及方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8507703U1 (de) * | 1985-03-15 | 1985-08-01 | Flamco B.V., Gouda | Anschlußstück für ein Ausdehnungsgefäß |
US5052657A (en) * | 1990-11-02 | 1991-10-01 | Shaw Industries, Ltd. | Ball valve |
DE4242036B4 (de) * | 1992-12-12 | 2004-04-15 | Hans Sasserath & Co. Kg | Anschlußarmatur zum Anschließen eines Ausdehnungsgefäßes |
DE4403067C1 (de) * | 1994-02-02 | 1995-04-06 | Deutsche Aerospace Airbus | Vorrichtung zum Eisfreihalten von einseitig offenen Flüssigkeitsleitungen |
DE19529959C2 (de) * | 1995-08-14 | 2000-05-18 | Reflex Winkelmann & Pannhoff G | Anschlußarmatur zum Anschließen eines Membrandruckausdehnungsgefäßes an ein Leitungsnetz |
DE19609375C1 (de) * | 1996-02-29 | 1997-06-12 | Otto Heat Heizungs | Anschlußarmatur für ein Ausdehnungsgefäß |
DE29621353U1 (de) * | 1996-12-09 | 1997-02-06 | Reflex Winkelmann & Pannhoff GmbH & Co, 59227 Ahlen | Anschlußarmatur zum Anschließen eines Membranausdehnungsgefäßes an ein Leitungsnetz |
-
1997
- 1997-06-10 PT PT97250179T patent/PT884539E/pt unknown
- 1997-06-10 EP EP02012827A patent/EP1239230A1/de not_active Withdrawn
- 1997-06-10 DK DK97250179T patent/DK0884539T3/da active
- 1997-06-10 DE DE59709918T patent/DE59709918D1/de not_active Expired - Lifetime
- 1997-06-10 ES ES97250179T patent/ES2197299T3/es not_active Expired - Lifetime
- 1997-06-10 AT AT97250179T patent/ATE238523T1/de not_active IP Right Cessation
- 1997-06-10 EP EP97250179A patent/EP0884539B1/de not_active Expired - Lifetime
-
1998
- 1998-06-10 US US09/095,480 patent/US5988218A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2197299T3 (es) | 2004-01-01 |
DK0884539T3 (da) | 2003-08-11 |
DE59709918D1 (de) | 2003-05-28 |
ATE238523T1 (de) | 2003-05-15 |
EP0884539A1 (de) | 1998-12-16 |
US5988218A (en) | 1999-11-23 |
PT884539E (pt) | 2003-09-30 |
EP1239230A1 (de) | 2002-09-11 |
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