EP0825392A2 - Wärmetauscher für einen Heizkessel, insbesondere eine wandhängende Gastherme - Google Patents
Wärmetauscher für einen Heizkessel, insbesondere eine wandhängende Gastherme Download PDFInfo
- Publication number
- EP0825392A2 EP0825392A2 EP97111875A EP97111875A EP0825392A2 EP 0825392 A2 EP0825392 A2 EP 0825392A2 EP 97111875 A EP97111875 A EP 97111875A EP 97111875 A EP97111875 A EP 97111875A EP 0825392 A2 EP0825392 A2 EP 0825392A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- heat exchanger
- sheet metal
- exchanger according
- tubular body
- metal jacket
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H1/40—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes
- F24H1/43—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes helically or spirally coiled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/14—Arrangements for connecting different sections, e.g. in water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/14—Arrangements for connecting different sections, e.g. in water heaters
- F24H9/148—Arrangements of boiler components on a frame or within a casing to build the fluid heater, e.g. boiler
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
- F28D7/024—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
Definitions
- the invention relates to a heat exchanger for one Boiler, especially a wall-hung gas boiler, according to your Preamble of claim 1.
- Such a heat exchanger is generally known.
- heat exchangers comprise one to one hollow cylindrical tube body helically bent tube, in particular finned tube with forward and return, which concentric around a burner or its flame is arranged. The insertion takes place via forward and reverse this heat exchanger in a water cycle, e.g. B. Heating water circuit.
- the pipe heat exchanger can be contaminated do not avoid. This applies in particular to a heat exchanger from a helical or helical curved finned tube. Under certain operating conditions the contamination due to caking can be very hard. This means that cleaning is only possible with the help of a brush is. For this purpose, the heat exchanger must be on all sides if possible be accessible. Accordingly, it is necessary to Remove the heat exchanger for cleaning purposes.
- There with the conventional designs of heat exchangers within one cylindrical housing is welded or glued disassembly for the purpose of cleaning with a brush or not only partially possible (partial cleaning).
- Combustion chamber housing within which the heat exchanger mentioned can be placed, usually made of aluminum or one Cast aluminum alloy.
- These cast designs are very complex, large-volume and heavy. The manufacture is accordingly expensive. Due to the fact that the above mentioned tubular body inexpensive only with relatively large Diameter tolerances can be produced in the assembled state between tube body and combustion chamber wall more or avoid smaller gaps. Such a column adversely affect performance, exhaust gas temperature, Amount of condensate and degree of utilization. A compensation through specially shaped combustion chamber walls are complex and expensive.
- the present invention has for its object a To create heat exchanger of the type mentioned, which for Easy to assemble or disassemble for cleaning purposes, and which is also characterized by a compared to the stand technology is characterized by simpler construction, which can also compensate for larger tolerances.
- a combustion chamber housing which by a cylindrical sheet metal jacket consisting of two from each other separable jacket halves is formed within the or those at a short distance, especially under close contact with it tube bent into a hollow cylindrical body, in particular Finned tube can be placed. Accordingly needs for assembly or disassembly of the tubular body only a jacket half to be removed. When assigning forward and reverse to other half of the jacket, it is possible to connect the front and Arrange the return outside of this jacket half. Will this Disconnected, the tubular body can be laterally in particular forward from the still remaining and with a housing of the Boiler or the like connected sheet metal jacket half pull out.
- the two jacket halves also allow a preload in radial direction and thus close contact with the tubular body, the contact pressure is preferably adjustable. In order to manufacturing tolerances and thermal stresses compensate. The heat transfer from flue gas to water, which flows through the tubular body remains constant high.
- the sheet metal jacket consists of the two jacket halves preferably made of thin-walled aluminum sheet or a sheet made of a suitable aluminum alloy. So that can be The total weight of the heat exchanger, including the fireplace, is considerable to reduce.
- the one preferably used to form the tubular body Finned tube is also usually made of aluminum.
- the heat exchanger according to the invention is preferably for smaller powers up to approx. 30 kW.
- construction according to the invention is based on these performances not limited.
- the is by Rohrköprer defined a cavity on one face disc-shaped end plate through which the burner passes stretched through, and on the opposite end through a pot-shaped insert protruding into the cavity limited. Between this pot-shaped insert and the outer one Sheet metal jacket becomes a through the helically bent tube, in particular finned tube filled annular space defined in opens a flue gas collector.
- one half of the sheet metal jacket is on Housing of the boiler or similar device attached, whereby in the assembled state through this jacket half forward and Return of the helically bent pipe through and in related to the water cycle Extend receptacle openings within which forward and Return can be anchored with a sealing seat.
- This embodiment favors the assembly and disassembly of the helically curved Heat exchanger tube or tube body.
- the pot-like insert is similar to the outer sheet metal jacket on the outside closely to the inside of the tubular body, and in such a way that the pot-like use relative to Tube body is axially displaceable. So that the Optimally adjust the combustion chamber length in a simple manner.
- the outer sheet metal jacket preload radially, d. H. under radial preload on the Outside of the tube body.
- the clamping devices can be Buckle closures according to the buckle closures of Act ski boots or the like.
- Clamping devices also include straps with toggle locks can be used in the manner of a pipe clamp around the the entire circumference of the sheet metal jacket.
- the two sheet metal jacket halves are in the assembled state preferably tangentially overlapping in the axial direction formed, being in the overlap area of the two Sheet metal jacket halves each have a sealing strip, in particular Silicone or the like heat-resistant material arranged is.
- a so-called labyrinth seal is without separate sealing strips possible.
- the attachment of a sheet metal jacket half to the housing of the Boiler or similar device takes place at one preferred embodiment via block elements, in particular L-shaped trained block elements, each one of the curvature have the corresponding contact surface of the sheet metal jacket half.
- the Contact surfaces of the flow and return assigned Block elements each also include a receiving opening, in particular mounting hole for the forward and return of the Tubular body or for those assigned to the flow and return Pipe socket. One is above the receiving openings Connection between pipe body and water circuit can be established.
- the block elements are used to attach the rear Sheet metal jacket as well as for holding the heat exchanger.
- the block elements mentioned are preferably made of aluminum manufactured and have an L-shaped basic shape.
- FIG 1 is a schematic perspective view Gas heater based on the condensation principle, namely a so-called wall-hung gas condensing boiler 10 with a housing 11, of which only the rear wall and the side walls are shown are and a heat exchanger 12 in a perspective view shown.
- the heat exchanger 12 comprises one to one hollow cylindrical tube body 13 helically bent tube, namely finned tube 14 with shown in more detail in Figure 2 Forward 15 and return 16, via which the tubular body 13 in one water cycle not shown in the figures is insertable. Part of the water cycle is shown in Figure 1 shown with the return pipe 17 and one in the return pipe integrated heating water pump 18.
- the hollow cylindrical tube body is concentric around an in Figure 3 schematically shown gas burner 19 or its Flame arranged around.
- the burner 19 thus extends in the gas boiler shown in the figures from above concentrically into the hollow cylindrical tubular body 13.
- the Burner 19 is preceded by a fan 20, which is a Fuel gas-air mixture to the burner 19 promotes, namely a fuel gas-air line 21 therethrough.
- a fan 20 which is a Fuel gas-air mixture to the burner 19 promotes, namely a fuel gas-air line 21 therethrough.
- the blower 20 opens a gas supply line 22.
- the air admixture from the The environment is indicated by the arrow 23 in FIG. 1.
- Of the Tube body 13 is inside a cylindrical sheet metal jacket consisting of two separable jacket halves 24, 25 (see Figure 2) under close contact on the inside of this placed on both halves of the coat.
- the two jacket halves 24, 25 define a cylindrical when assembled Sheet metal jacket 26, the part of the burner 19 and as Heat exchanger serving tubular body 13 including Combustion chamber housing is. Otherwise, this housing on the upper end face through a disc-shaped end plate 27, through which the burner 19 extends, and on the lower or opposite end face by a in the protruding through the tubular body 13 defined cavity 28 pot-shaped insert 29 with ring flange 30 for tight connection of the mentioned sheet metal jacket halves 24, 25. Below the a cup-shaped insert 29, an exhaust manifold 31 is arranged, which is connected to an exhaust pipe 32. In the exhaust collector 31 any condensate is collected and discharged.
- the corresponding device (siphon) is in Figure 1 with the Reference numeral 33 shown. Since this is one in itself known construction, there is no need here Description of the same.
- the cup-shaped insert 29 is close to the inside of the Tubular body 13, in such a way that it is relative when needed is axially displaceable to this. In this way, the Adjust the length of the combustion chamber 36 if necessary. Furthermore this axial displacement is of course necessary for Purposes of assembly and disassembly in the event of a revision or cleaning the tubular body 13.
- Precautions have been taken to increase efficiency the outer sheet metal jacket 26 or the two sheet metal jacket halves 24, 25 under radial prestress on the outside of the To create tubular body 13.
- the outside Sheet metal jacket 26 by means of separate and not here illustrated clamping means radially against the tubular body 13 pushable.
- the clamping means preferably still have Devices for adjusting the radial preload. Buckle fasteners, such as they are used for example in ski boots. Also are Conceivable straps that like a pipe clamp around the Sheet metal jacket 26 are put around and tightened. To this Manufacturing tolerances and thermal stresses can also be done in this way compensate for the tubular body 13. It becomes an even one Bearing of the tubular body 13 on the combustion chamber wall defining sheet metal jacket 26 guaranteed.
- One sheet metal jacket half namely here the sheet metal jacket half 24, is on the housing 11 of the boiler or gas boiler 10, specifically attached to the back wall, whereby in assembled condition through this jacket half forward and return of the helically bent finned tube 14 through and in with intake openings connected to the water cycle stretch in, within which forward and reverse with Sealing seat can be anchored.
- the corresponding Passage socket for forward and return of the tubular body 13 in the sheet metal jacket half 24 are in Figure 2 with the reference numerals 37 and 38 marked. Forward and return flow of the tubular body 13 are defined by corresponding pipe sockets, which are in the assembled state through the passage socket 37, 38 of the Extend the sheet metal jacket half 24.
- the the pre and Return pipe stub extend in the assembled state of the tubular body 13 approximately perpendicular to Back wall of the housing 11 of the gastherine 10. This is it possible, after removing the front sheet metal jacket half 25 den Pull the tubular body 13 forward. On this occasion are the pipe sockets that define the flow and return the associated receiving openings for connection to the Water circuit pulled out. The assembly of the tubular body 13 takes place in the opposite direction.
- the two Sheet metal jacket halves each have radially projecting axial webs 39, 40 on. These axial webs serve to connect the two Sheet metal jacket halves 24, 25. With this construction it is only conditionally possible, the two sheet metal jacket halves to the Press outside of the tubular body 13. For this purpose you should a relatively thick sealing strip made of elastic sealing material, especially silicone, between the adjacent ones Axial webs 39, 40 of the two sheet metal jacket halves arranged will. Only in this way could the two sheet metal jacket halves be radial preload under a correspondingly tight system on the outside of the body 13.
- a more elegant solution is a solution in which the two sheet metal jacket halves 24, 25 in the assembled state in Axial direction are tangentially overlapping.
- the then the seal arranged in the overlap area can be relative be thin, for example in the form of a thin one Silicone sealing strip.
- they form each other associated longitudinal edges of the two sheet metal jacket halves one Labyrinth seal without a separate sealing strip.
- the purpose is the one longitudinal edge to a V-shaped longitudinal groove deformed, into which the opposite longitudinal edge is fitted becomes.
- this is a sheet metal jacket half 24 on the housing of the gas boiler, namely on the rear wall of the same attached, preferably via block elements 41, the in each case one of the curvatures of the sheet metal jacket half 24 have corresponding contact surface 42.
- the sheet metal jacket half 24 In the present case are used to attach the sheet metal jacket half 24 only two relative to this diagonally arranged block elements 41, the assigned to the forward and return 15, 16 of the tubular body 13 are.
- the contact surfaces 42 of these two block elements 41 are receiving openings, in particular receiving bores 43 for the forward and reverse 15, 16 and the corresponding Pipe socket formed through which a connection between Tubular body 13 and the water circuit can be produced.
- the mentioned receiving holes 43 for the forward and / or return or the corresponding pipe socket each have an annular groove 44 for placing one of the mentioned pipe sockets tight enclosing sealing ring, in particular O-rings.
- O-ring 45 the left half of such an O-ring 45 is shown.
- the pipe sockets assigned to the supply and / or return are within the receiving holes 43 by a tangential through the contact area between pipe socket and Receiving hole extending pin 46 or the like held within the receiving bore 43.
- the Pin 46 part of a clip, like a barrette is trained.
- One leg of this bracket defines that mentioned retaining pin 46, while the other leg on the Outer surface of the block member 41 abuts such that the Retaining pin 46 is secured.
- connection bore 47 for the forward or return assigned pipe socket opens into a within the associated block element 41 formed connection bore 47th for the water cycle.
- the connection bore 47 is part of a Connection pipe socket 48.
- This connection pipe socket 48 is integral part of the block element 41.
- the receiving bore 43 and connection bore 47 intersect within the L-shaped Block element 41 at a right angle.
- the block element 41 is attached by a Fastening screw, which is assigned by an Screw hole 49 extends in the block element 41. This Screw is also used to attach the to the Contact surface 42 supported sheet metal jacket half 24, which is shown in FIG 5 is indicated with a broken line.
- sealing elements in particular annular sealing strips made of silicone or the like heat-resistant material are arranged. So that becomes a hermetically sealed combustion chamber housing created.
- the gas burner 19 preferably enables a modulating regulated power adjustment by appropriate control of the above-mentioned blower 20.
- the construction described is particularly suitable for Heat exchanger tube body 13 with an outer diameter of up to to about 200 mm.
- front sheet metal jacket half 25 Hinge on the connected to the housing 11 of the gas boiler Articulate the sheet metal jacket half so that the front Sheet metal jacket half 25 for the purpose of assembling and disassembling the Tube body 13 only folded forward and to the side must become.
- the hinge axis extends along one Axial line of sheet metal.
- the sheet metal jacket has a wall thickness of approximately 0.5 to 1.5, in particular about 1.0 mm and consists of aluminum or one Aluminum alloy. It is a pronounced one Lightweight construction, what kind of wall-hung gas heaters from Meaning is.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Details Of Fluid Heaters (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
Description
- Figur 1
- einen Heizkessel mit einem erfindungsgemäß ausgebildeten Heizwasser-Wärmetauscher in perspektivischer Ansicht, wobei die vordere Abdeckung von Heizkessel und Wärmetauscher abgenommen sind;
- Figur 2
- den erfindungsgemäß ausgebildeten Wärmetauscher in perspektivischer Ansicht;
- Figur 3
- den Wärmetauscher gemäß Figur 1 bzw. Figur 2 im schematischen Längsschnitt;
- Figur 4
- einen Teil des erfindungsgemäß ausgebildeten Wärmetauschers in Seitenansicht (Rippenrohr);
- Figur 5
- ein Blockelement zur Befestigung des Wärmetauschers am Gehäuse des Heizkessels im Längsschnitt;
- Figur 6
- das Blockelement gemäß Figur 5 in Draufsicht.
- 10
- Gastherme
- 11
- Gehäuse
- 12
- Wärmetauscher
- 13
- Rohrkörper
- 14
- Rippenrohr
- 15
- Vorlauf
- 16
- Rücklauf
- 17
- Rücklaufrohr
- 18
- Heizwasserpumpe
- 19
- Gasbrenner
- 20
- Gebläse
- 21
- Gas-Luft-Leitung
- 22
- Gaszufuhrleitung
- 23
- Pfeil (Luftzufuhr)
- 24
- Blechmantelhälfte
- 25
- Blechmantelhälfte
- 26
- Blechmantel
- 27
- Abschlußblech
- 28
- Hohlraum (= Brennkammer)
- 29
- topfartiger Einsatz
- 30
- Ringflansch
- 31
- Abgassammler
- 32
- Abgasrohr
- 33
- Kondensat-Abführeinrichtung (Syphon)
- 34
- Ringraum
- 35
- Pfeil (Abgasführung)
- 36
- Brennkammer
- 37
- Durchgangsstutzen
- 38
- Durchgangsstutzen
- 39
- Axialsteg
- 40
- Axialsteg
- 41
- Blockelement
- 42
- Anlagefläche
- 43
- Aufnahmebohrung
- 44
- Ringnut
- 45
- O-Ring
- 46
- Haltestift
- 47
- Anschlußbohrung
- 48
- Anschlußrohrstutzen
- 49
- Schraubbohrung
Claims (14)
- Wärmetauscher (12) für einen Heizkessel, insbesondere eine wandhängende Gastherme (10), der zur konzentrischen Anordnung um einen Brenner (19) bzw. dessen Flamme herum ein zu einem hohlzylindrischen Rohrkörper (13) wendelförmig gebogenes Rohr, insbesondere Rippenrohr (14) mit Vor- (15) und Rücklauf (16) umfaßt, über die der Rohrkörper (13) in einen Wasserkreislauf einfügbar ist,
gekennzeichnet, durch
einen zylindrischen Blechmantel (26) bestehend aus zwei voneinander trennbaren Mantelhälften (24, 25), innerhalb dem bzw. denen mit geringem Abstand, insbesondere unter enger Anlage daran der Rohrkörper (13) plazierbar ist. - Wärmetauscher nach Anspruch 1,
dadurch gekennzeichnet, daß
der durch den Rohrkörper (13) definierte Hohlraum (28) an der einen Stirnseite durch ein scheibenförmiges Abschlußblech (27), durch das sich der Brenner (19) hindurcherstreckt, und an der gegenüberliegenden Stirnseite durch einen in den Hohlraum (28) hineinragenden topfartigen Einsatz (29) begrenzt ist. - Wärmetauscher nach Anspruch 2,
dadurch gekennzeichnet, daß
zwischen dem topfartigen Einsatz (29) und äußeren Blechmantel (26) ein durch das wendelförmig gebogene Rohr, insbesondere Rippenrohr (14) ausgefüllter Ringraum (34) definiert ist, der in einen Rauchgassammler (31) mündet. - Wärmetauscher nach einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet, daß
die eine Blechmantelhälfte (24) am Gehäuse (11) der Gastherme (10) oder dergleichen befestigt ist, wobei sich im montierten Zustand durch diese Mantelhälfte (24) Vor-(15) und Rücklauf (16) bzw. die entsprechenden Rohrstutzen des wendelförmig gebogenen Rohres, insbesondere Rippenrohres (14) hindurch und in mit dem Wasserkreislauf in Verbindung stehende Aufnahmeöffnungen hineinerstrecken, innerhalb denen Vor- und Rücklauf bzw. die entsprechenden Rohrstutzen mit Dichtsitz verankerbar sind. - Wärmetauscher nach einem der Ansprüche 2 bis 4,
dadurch gekennzeichnet, daß
der topfartige Einsatz (29) eng an der Innenseite des Rohrkörpers (13) anliegt derart, daß er bei Bedarf relativ zu diesem axial verschiebbar ist. - Wärmetauscher nach einem der Ansprüche 1 bis 5,
dadurch gekennzeichnet, daß
der äußere Blechmantel (26) unter radialer Vorspannung an der Außenseite des Rohrkörpers (13) anlegbar ist. - Wärmetauscher nach Anspruch 6,
dadurch gekennzeichnet, daß
der äußere Blechmantel (26) mittels gesonderter, insbesondere tangential angreifender Spannmittel radial gegen den Rohrkörper (13) drückbar ist. - Wärmetauscher nach Anspruch 7,
dadurch gekennzeichnet, daß
die Spannmittel Einrichtungen zur Einstellung der radialen Vorspannung aufweisen. - Wärmetauscher nach einein der Ansprüche 1 bis 8,
dadurch gekennzeichnet, daß
die beiden Blechmantelhälften (24, 25) im montierten Zustand in Axialrichtung sich tangential überlappend ausgebildet sind. - Wärmetauscher nach Anspruch 9,
dadurch gekennzeichnet, daß
im Überlappungsbereich der beiden Blechmantelhälften (24, 25) jeweils eine Dichtung, insbesondere ein Silikon-Dichtstreifen angeordnet ist. - Wärmetauscher nach einem der Ansprüche 1 bis 10,
dadurch gekennzeichnet, daß
die Befestigung der einen Blechmantelhälfte (24) am Gehäuse (11) der Gastherme (10) oder dergleichen über Blockelemente (41) erfolgt, die jeweils eine der Wölbung der Blechmantelhälfte (24) entsprechende Anlagefläche (42) aufweisen, wobei die Anlageflächen (42) der dem Vor- (15) und Rücklauf (16) zugeordneten Blockelemente jeweils eine Aufnahmeöffnung, insbesondere Aufnahrmebohrung (43) für den Vor- (15) bzw. Rücklauf (16) des Rohrkörpers (13) bzw. die entsprechenden Rohrstutzen von Vor- und Rücklauf umfassen, über die eine Verbindung zwischen Rohrkörper (13) und Wasserkreislauf herstellbar ist. - Wärmetauscher nach Anspruch 11,
dadurch gekennzeichnet, daß
die Aufnahmebohrungen (43) für den Vor- (15) und Rücklauf (16) bzw. die entsprechenden Rohrstutzen jeweils eine Ringnut (44) zur Plazierung eines diese dicht umschließenden Dichtrings, insbesondere O-Rings (45) aufweisen. - Wärmetauscher nach Anspruch 11 oder 12,
dadurch gekennzeichnet, daß
die dem Vor- (15) und Rücklauf (16) zugeordneten Rohrstutzen innerhalb der Aufnahmebohrungen (43) der jeweils zugeordneten Blockelemente (41) durch einen sich tangential durch den Kontaktbereich zwischen Rohrstutzen und Aufnahmebohrung hindurcherstreckenden Stift (46) oder dergleichen innerhalb der Aufnahmebohrungen (43) gehalten sind. - Wärmetauscher nach einem der Ansprüche 11 bis 13,
dadurch gekennzeichnet, daß
in die Aufnahmebohrung (43) für den dem Vor- (15) oder Rücklauf (16) zugeordneten Rohrstutzen in eine innerhalb des zugeordneten Blockelements (41) ausgebildete Anschlußbohrung (47) für den Wasserkreislauf mündet.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19634200A DE19634200A1 (de) | 1996-08-23 | 1996-08-23 | Wärmetauscher für einen Heizkessel, insbesondere eine wandhängende Gastherme |
DE19634200 | 1996-08-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0825392A2 true EP0825392A2 (de) | 1998-02-25 |
EP0825392A3 EP0825392A3 (de) | 1999-03-24 |
EP0825392B1 EP0825392B1 (de) | 2001-10-31 |
Family
ID=7803561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97111875A Expired - Lifetime EP0825392B1 (de) | 1996-08-23 | 1997-07-11 | Wärmetauscher für einen Heizkessel, insbesondere eine wandhängende Gastherme |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0825392B1 (de) |
AT (1) | ATE208027T1 (de) |
DE (2) | DE19634200A1 (de) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1255086A2 (de) * | 2001-05-03 | 2002-11-06 | HeaTec Thermotechnik GmbH | Aluminium-Heizpatrone für eine Heizeinrichtung und Verschleisserkennungsverfahren |
EP1279908A2 (de) * | 2001-07-23 | 2003-01-29 | Vaillant GmbH | Wärmetauscher für eine Adsorptionswärmepumpe |
EP1464907A1 (de) * | 2003-04-04 | 2004-10-06 | Geminox | Wendelförmiger Wärmeaustauscher mit Rippen und Heizkessel mit solchem Wärmeaustauscher |
FR2853399A1 (fr) * | 2003-04-04 | 2004-10-08 | Geminox | Echangeur de chaleur helicoidal et chaudiere equipee d'un tel echangeur |
AT412913B (de) * | 2003-01-27 | 2005-08-25 | Vaillant Gmbh | Wendelförmiger wärmeaustauscher |
EP2133634A1 (de) * | 2008-06-11 | 2009-12-16 | Aic S.A. | Feuerhitzeaustauscher für Flüssigkeitserhitzer |
ITMI20130401A1 (it) * | 2013-03-18 | 2014-09-19 | Baxi Spa | Scambiatore di calore perfezionato per caldaia |
EP3663689A1 (de) * | 2018-12-07 | 2020-06-10 | Intellihot, Inc. | Wärmetauscher |
DE10341644B4 (de) | 2002-09-16 | 2021-09-23 | Vaillant Gmbh | Wendelförmiger Wärmeaustauscher |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19940222B4 (de) * | 1998-08-25 | 2009-12-31 | Vaillant Gmbh | Wasserheizer |
DE20211414U1 (de) * | 2002-07-12 | 2002-11-07 | Man B & W Diesel Ag | Wärmeerzeuger, insbesondere wandhängender, von einem Gehäuse umschlossener Brennwertkessel |
DE10242643B4 (de) * | 2002-09-13 | 2004-12-02 | Heatec Thermotechnik Gmbh | Warmwassererzeuger, insbesondere für Heizzwecke |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4309598A1 (de) | 1993-03-22 | 1994-09-29 | Bruns Gmbh Geb | Heizkessel |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE893395C (de) * | 1942-05-27 | 1953-10-15 | Junkers & Co | Aus zwei schalenartigen Ziehteilen bestehendes Ummantelungsgehaeuse fuer Fluessigkeitserhitzer |
NL8304041A (nl) * | 1983-11-24 | 1985-06-17 | Remeha Fabrieken Bv | Verwarmingsketel met verticale branderbuis. |
IE58600B1 (en) * | 1986-11-18 | 1993-10-20 | Grant Stephen William John | A boiler housing |
US5131351A (en) * | 1991-08-05 | 1992-07-21 | Farina Alfred J | Heat exchanger plug |
-
1996
- 1996-08-23 DE DE19634200A patent/DE19634200A1/de not_active Withdrawn
-
1997
- 1997-07-11 DE DE59705157T patent/DE59705157D1/de not_active Expired - Lifetime
- 1997-07-11 EP EP97111875A patent/EP0825392B1/de not_active Expired - Lifetime
- 1997-07-11 AT AT97111875T patent/ATE208027T1/de not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4309598A1 (de) | 1993-03-22 | 1994-09-29 | Bruns Gmbh Geb | Heizkessel |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1255086A2 (de) * | 2001-05-03 | 2002-11-06 | HeaTec Thermotechnik GmbH | Aluminium-Heizpatrone für eine Heizeinrichtung und Verschleisserkennungsverfahren |
EP1255086A3 (de) * | 2001-05-03 | 2004-01-02 | HeaTec Thermotechnik GmbH | Aluminium-Heizpatrone für eine Heizeinrichtung und Verschleisserkennungsverfahren |
EP1279908A2 (de) * | 2001-07-23 | 2003-01-29 | Vaillant GmbH | Wärmetauscher für eine Adsorptionswärmepumpe |
EP1279908A3 (de) * | 2001-07-23 | 2003-10-01 | Vaillant GmbH | Wärmetauscher für eine Adsorptionswärmepumpe |
DE10341644B4 (de) | 2002-09-16 | 2021-09-23 | Vaillant Gmbh | Wendelförmiger Wärmeaustauscher |
AT412913B (de) * | 2003-01-27 | 2005-08-25 | Vaillant Gmbh | Wendelförmiger wärmeaustauscher |
EP1464907A1 (de) * | 2003-04-04 | 2004-10-06 | Geminox | Wendelförmiger Wärmeaustauscher mit Rippen und Heizkessel mit solchem Wärmeaustauscher |
FR2853398A1 (fr) * | 2003-04-04 | 2004-10-08 | Geminox | Echangeur de chaleur helicoidal a ailettes et chaudiere equipee d'un tel echangeur |
FR2853399A1 (fr) * | 2003-04-04 | 2004-10-08 | Geminox | Echangeur de chaleur helicoidal et chaudiere equipee d'un tel echangeur |
EP2133634A1 (de) * | 2008-06-11 | 2009-12-16 | Aic S.A. | Feuerhitzeaustauscher für Flüssigkeitserhitzer |
ITMI20130401A1 (it) * | 2013-03-18 | 2014-09-19 | Baxi Spa | Scambiatore di calore perfezionato per caldaia |
EP3663689A1 (de) * | 2018-12-07 | 2020-06-10 | Intellihot, Inc. | Wärmetauscher |
Also Published As
Publication number | Publication date |
---|---|
DE59705157D1 (de) | 2001-12-06 |
EP0825392A3 (de) | 1999-03-24 |
ATE208027T1 (de) | 2001-11-15 |
DE19634200A1 (de) | 1998-02-26 |
EP0825392B1 (de) | 2001-10-31 |
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