WO2015136501A1 - Dispositif de raccordement permettant de raccorder un radiateur de chauffage à un système de plomberie - Google Patents

Dispositif de raccordement permettant de raccorder un radiateur de chauffage à un système de plomberie Download PDF

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Publication number
WO2015136501A1
WO2015136501A1 PCT/IB2015/051860 IB2015051860W WO2015136501A1 WO 2015136501 A1 WO2015136501 A1 WO 2015136501A1 IB 2015051860 W IB2015051860 W IB 2015051860W WO 2015136501 A1 WO2015136501 A1 WO 2015136501A1
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WO
WIPO (PCT)
Prior art keywords
radiator
tube
connection device
insert
opening
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.)
Ceased
Application number
PCT/IB2015/051860
Other languages
English (en)
Inventor
Fabio Sassi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fondital SpA
Original Assignee
Fondital SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fondital SpA filed Critical Fondital SpA
Publication of WO2015136501A1 publication Critical patent/WO2015136501A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/05308—Assemblies of conduits connected side by side or with individual headers, e.g. section type radiators
    • 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
    • F24D19/00—Details
    • F24D19/0002—Means for connecting central heating radiators to circulation pipes
    • 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
    • F24D19/00—Details
    • F24D19/0002—Means for connecting central heating radiators to circulation pipes
    • F24D19/0026—Places of the inlet on the radiator
    • F24D19/0036—Places of the inlet on the radiator on the bottom in the middle
    • 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
    • F24D19/00—Details
    • F24D19/0002—Means for connecting central heating radiators to circulation pipes
    • F24D19/0039—Places of the outlet on the radiator
    • F24D19/0048—Places of the outlet on the radiator on the bottom in the middle
    • 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
    • F24D19/00—Details
    • F24D19/0002—Means for connecting central heating radiators to circulation pipes
    • F24D19/0056—Supplies from the central heating system
    • F24D19/0058—Supplies from the central heating system coming out the floor
    • F24D19/0063—Supplies from the central heating system coming out the floor under the radiator
    • 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
    • F28F9/02—Header boxes; End plates
    • F28F9/0246—Arrangements for connecting header boxes with flow lines
    • 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
    • F28F9/02—Header boxes; End plates
    • F28F9/0246—Arrangements for connecting header boxes with flow lines
    • F28F9/0251—Massive connectors, e.g. blocks; Plate-like connectors
    • F28F9/0253—Massive connectors, e.g. blocks; Plate-like connectors with multiple channels, e.g. with combined inflow and outflow channels
    • 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
    • F28F9/02—Header boxes; End plates
    • F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
    • F28F9/027—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of distribution pipes
    • 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
    • F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
    • F28F9/262—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators for radiators
    • F28F9/266—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators for radiators by screw-type connections
    • 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
    • F24D2220/00—Components of central heating installations excluding heat sources
    • F24D2220/20—Heat consumers
    • F24D2220/2009—Radiators
    • F24D2220/2018—Column radiators having vertically extending tubes
    • 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
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0035—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for domestic or space heating, e.g. heating radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/14—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally
    • F28F1/16—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally the means being integral with the element, e.g. formed by extrusion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081—Heat exchange elements made from metals or metal alloys
    • F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/088—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal for domestic or space-heating systems

Definitions

  • the present invention relates to a connection device for connecting a heating radiator (in particular, a die- cast aluminum radiator) to a plumbing system, in particular for connecting the radiator itself from the bottom .
  • a heating radiator in particular, a die- cast aluminum radiator
  • the invention also relates to a heating radiator equipped with a connection device for connecting the radiator to a plumbing system.
  • the heating radiators used for heating buildings usually consisting of an array of radiator elements placed side-by-side, are fed with a hot fluid (typically water) circulating in a hydraulic circuit consisting of a network of tubes.
  • a hot fluid typically water
  • Each radiator has an inlet opening and an outlet opening, typically arranged on a lateral side of an end radiator element.
  • the plumbing system comprises a delivery tube and a return tube, to which the radiator is connected by means of specific joints.
  • the tubes of the plumbing system typically protrude from a wall of the room in which the radiator must be installed and the radiator is provided with side inlet and outlet openings, so as to be easily connected to said tubes .
  • the tubes intended to be connected to the radiator protrude from the floor.
  • radiators In these situations, or in similar situations in which the delivery and return tubes are underneath the radiator, and especially if the radiator is a die-cast aluminum radiator, specifically designed or at least modified radiators must be used for the connection to the tubes from the bottom; therefore, radiators provided with downward facing attachments are required; however, supplementary components and tubes, and/or adapter devices, are commonly needed to connect the tubes of the plumbing system to the inlet and outlet openings of the radiator .
  • known systems are not adapted to centrally connect the radiator to the delivery and return tubes of the plumbing system, i.e. to connect the delivery and return tubes of the plumbing system to respective radiator elements which are not placed at a side end of the radiator.
  • connection device which allows a heating radiator (in particular, a die-cast aluminum radiator) to be connected to a plumbing system so as to solve the problems of the prior art identified herein.
  • connection device which allows the radiator to be connected to tubes of the plumbing system which are placed under the radiator and in central position with respect to the radiator (instead of at a side end of the radiator), in a simple, fast and effective manner.
  • the present invention thus relates to a connection device for connecting a heating radiator, in particular a die-cast aluminum heating radiator, to a plumbing system, and to a plumbing system as defined in essential terms in appended claim 1 and, in the additional features thereof, in the dependent claims.
  • connection device of the invention allows a radiator (also a radiator designed with side connection) to be connected to delivery and return tubes placed under the radiator, and also in central position with respect to the radiator, in a simple, fast, and effective manner.
  • FIG. 1 is a partial diagrammatic, perspective, longitudinal section view, with parts removed for clarity, of a heating radiator provided with a connection device according to the invention
  • FIG. 1 is a longitudinal section view of the radiator in figure 1;
  • FIG. 3 and 4 are a front perspective view and a longitudinal section view, respectively, of a component of the connection device of the invention
  • FIG. 5 and 6 are a perspective view and a cross section view, respectively, of a further component of the connection device of the invention.
  • FIG. 7 is an exploded, longitudinal section view of a further component of the connection device of the invention .
  • a heating radiator 1 in particular a tube radiator, consists of an array of radiator elements 2.
  • Each radiator element 2 comprises: a tubular body 3, for example made of die-cast aluminum, substantially extending along an axis X (substantially vertical in use) and provided with an inner chamber 4 for water circulation; two pairs of transverse connecting sleeves 5 (only one of which is shown in figures 1 and 2) arranged at respective, axially opposite ends of body 3; and a plurality of fins and/or heat exchange plates 6 variously connected to one another and/or to body 3.
  • Body 3 comprises a substantially tubular end part 7 arranged at a lower end 10 of body 3; the end part 7 is provided with a bottom opening 8 arranged substantially about axis X and delimited by a radially outer collar 9.
  • the openings 8 are normally closed by means of plugs (known and not shown) .
  • the two pairs of sleeves 5 are arranged at the lower end 10 and at an upper end (not shown) of body 3, respectively; the sleeves 5 of each pair extend from opposite sides of body 3, substantially orthogonal to axis X, and extend along respective axes substantially parallel to each other and orthogonal to axis X.
  • the lower sleeves 5 (arranged at the lower end 10 of body 3) extend from opposite sides of the end part 7 and are aligned along an axis Y, which is substantially orthogonal to axis X (and thus substantially horizontal in use) .
  • the lower sleeves 5 of the various radiator elements 2 define a transverse duct 11 which extends along axis Y and is perpendicular to the chambers 4 (similarly, the upper sleeves 5 define an upper traverse duct, not shown) .
  • each pair of adjacent radiator elements 2 are joined together by means of specific nipples (known and not shown for simplicity) , screwed into the adjacent sleeves 5 (which are internally threaded) .
  • Radiator 1 consists of a plurality of radiator elements 2 arranged side-by-side; the sleeves 5 of the radiator elements 2 placed at respective opposite side ends of radiator 1 may be used to connect radiator 1 to an external plumbing system (not shown) , in the case of side connection.
  • the sleeves 5 which are not used to join two adjacent radiator elements 2 or for the connection to the plumbing system are closed by means of plugs (known and not shown) .
  • radiator 1 is connected to the plumbing system from the bottom, the delivery and return tubes of the system being arranged side-by-side under radiator 1, in particular in a substantially central position with respect to radiator 1 (instead of at a side end of radiator 1) .
  • Radiator 1 is connected to the system by means of a connection device 20.
  • Device 20 comprises a joint element 23, fixable to a radiator element 2, and a service tube 24, insertable into the transverse duct 11 of radiator 1 and connectable to the joint element 23.
  • the joint element 23 extends along a longitudinal axis A which in use, i.e. when the joint element 23 is mounted on a radiator element 2, is aligned with the axis X of the radiator element 2 on which the joint element 23 is mounted.
  • the joint element 23 is internally provided with two separate channels 25, 26 and has: an inlet 27, connectable to a delivery tube of the plumbing system; an outlet 28, connectable to a return tube of the plumbing system; a delivery opening 31 connected to the inlet 27 of channel 25; and a return opening 32 connected to the outlet 28 of channel 26.
  • the delivery opening 31 and the return opening 32 are arranged on respective different planes and at different heights along axis A.
  • the openings 31, 32 are substantially orthogonal to each other.
  • the joint element 23 comprises an insert 33, insertable into the end part 7 of a radiator element 2, and a connecting body 34, joined to insert 33 and protruding, in use, outside the end part 7.
  • the insert 33 and the connecting body 34 are two separate pieces, assembled to each other. It is understood that the insert 33 and the connecting body 34 can also form a monolithic piece, as well as they can consist in turn of several assembled pieces.
  • insert 33 extends along axis A and comprises an insert portion 35, shaped so as to be inserted into the end part 7 of a radiator element 2 through the opening 8 along axis A and having a top face 36 provided with the return opening 32; a radially outer flange 37, which radially extends, substantially orthogonal to axis A, from the insert portion 35 and abuts against a front edge 38 of collar 9 which delimits opening 8; and an end portion 39, projecting from the face 36 parallel to axis A and provided with the delivery opening 31.
  • Insert 33 is joined in a fluid-tight manner to the end part 7, in particular by means of the insert portion 35, optionally with the aid of a seal 40 (or several seals 40) .
  • the return opening 32 is arranged on face 36 in an eccentric position (i.e. laterally displaced) with respect to axis A; the end portion 39 with the delivery opening 31 is also eccentric with respect to axis A.
  • the return opening 32 and the end portion 39 (and thus the delivery opening 31) are arranged on opposite sides of axis A.
  • the delivery opening 31 is arranged on a side face 41, substantially orthogonal to the face 36, of the end portion 39, facing a side end 42 of radiator 1.
  • the connecting body 34 extends from flange 37 in a direction opposite to the end portion 39 and, when the joint element 23 is mounted on a radiator element 2, externally protrudes from the radiator element 2.
  • the connecting body 34 is provided with a pair of bottom openings 43, arranged side-by-side at a lower end of the connecting body 34, and with a pair of top openings 44, arranged side-by-side on a top plate 45 of the connecting body 34 and aligned with respective inner channels of insert 33 which communicate with the delivery opening 31 and the return opening 32, respectively.
  • the bottom openings 43 and the top openings 44 are aligned along respective axes, substantially orthogonal to one another (and horizontal in use) .
  • the bottom openings 43 are provided with respective couplings (known) for joints and/or tubes and define the inlet 27 to be connected to the delivery tube of the plumbing system, and the outlet 28 to be connected to the return tube of the system, respectively.
  • the connecting body 34 is internally provided with two separate channels 46, each of which connects a bottom opening 43 to a top opening 44.
  • Joint element 23 is attached to the radiator element 2 in any known manner.
  • the joint element 23 is attached to the radiator element 2 by means of an annular coupling element 47 (shown in detail in figure 4), fitted about insert 33 and specifically about flange 37, and having a peripheral edge 48 which axially fastens the flange 37 of insert 33 against the collar 9 of the end part 7 of the radiator element 2 and is plastically deformed and folded about collar 9, or is either welded or fused thereon.
  • annular coupling element 47 shown in detail in figure 4
  • the connecting body 34 is joined to insert 33 by means of screws (not shown) , inserted into respective seats 49 formed so as to be aligned in the connecting body 34 and insert 33.
  • gaskets are arranged between the insert 23 and the connecting body 34, e.g. housed in respective annular seats formed on plate 45 about the openings 44.
  • the service tube 24 comprises a tubular body 50 extending along a longitudinal axis B which in use, i.e. when tube 24 is inserted into the transverse duct 11 and is joined to the joint element 23 (namely to insert 33), is perpendicular to axis A and to the axes X and aligned to axis Y.
  • Tube 24 extends between two axial ends 51, 52.
  • the axial end 51 is provided with a coupling portion 53 to connect tube 24 to the joint element 23, by engaging a fastening seat 54 formed in the end portion 39 and provided with the delivery opening 31.
  • the coupling portion 53 is an externally threaded portion of tube 24 and is shaped so as to be screwed into the fastening seat 54, which is internally threaded.
  • a gasket may be arranged between the coupling portion 53 and the fastening seat 54.
  • the axial end 52 is provided with a sealing device 55, mounted about tube 24 to cooperate in a fluid-tight manner with an inner lateral surface 56 of the transverse duct 11.
  • the sealing device 55 comprises an internally hollow ring nut 57, provided with an internal threaded through seat 58 to be screwed onto a threaded portion 59 of tube 24; an abutment ring 60, fitted onto tube 24 and also screwed on the threaded portion 59 of tube 24; and a sealing ring 61, axially interposed between the ring nut 57 and the abutment ring 60.
  • the ring nut 57 extends along and about axis B and comprises a control head 62, for example hexagonal in shape, which can be operated by an operator, possibly by means of a tool; a radially outer flange 63; and a free end collar 64, facing the abutment ring 60 and having a front annular edge 65.
  • a control head 62 for example hexagonal in shape, which can be operated by an operator, possibly by means of a tool
  • a radially outer flange 63 a free end collar 64, facing the abutment ring 60 and having a front annular edge 65.
  • the abutment ring 60 extends about axis B and has two axially opposite faces 66, 67; face 66 abuts against an axial shoulder 68, which delimits the threaded portion 59 of tube 24, when the abutment ring 60 is screwed onto the threaded portion 59 of tube 24.
  • Face 67 faces the ring nut 57 and abuts against the front annular edge 65 of the ring nut 57.
  • the sealing ring 61 is fitted about collar 64.
  • the sealing ring 61 is shaped so as to expand radially when the ring nut 57 is screwed onto tube 24 and fastened against the abutment ring 60. Indeed, the sealing ring 61 is axially compressed between the flange 63 of the ring nut and the face 67 of the abutment element 60, thus radially expanding.
  • radiator 1 In use, the following procedure is performed in order to connect radiator 1 to a pair of tubes placed under radiator 1 and in central position with respect to radiator 1 (figures 1 and 2) .
  • central radiator element 2a to which the delivery and return tubes of the plumbing system must be connected is selected; central radiator element means an intermediate radiator element between the two outermost radiator elements, placed at respective side ends of the radiator .
  • the joint element 23 is mounted on the central radiator 2a through opening 8.
  • insert 33 is inserted into the end part 7, through opening 8, of the radiator element 2a; insert 33 is fixed to collar 9 by means of the annular coupling element 47, fitted about insert 33, and the connecting body 34 is then fixed to insert 33 by means of the specific screws.
  • Insert 33 is shaped so as not to close the end part
  • a sleeve 5a is free from its own closure plug.
  • Tube 24 is introduced into the transverse duct 11 to insert 33. Tube 24 is thus joined to insert 33, by screwing the coupling portion 53 of tube 24 into the fastening seat 54.
  • the length of tube 24 is such that when the axial end 51 is joined to insert 33, the axial end 52 is placed in the inner sleeve 5b which joins the end radiator element 2b to the adjacent radiator element 2.
  • the sealing ring 61 By tightening the ring nut 57 on the threaded portion 59 of tube 24, the sealing ring 61 is compressed between the flange 63 and the abutment ring 60; the sealing ring 61 radially expands and comes into contact with the inner lateral surface 56 of the transverse duct 11, namely of sleeve 5b, thus closing the transverse duct 11 in a fluid-tight manner.
  • the sleeve 5a used for the insertion of tube 24 is closed with a specific plug (not shown) .
  • inlet 27 and the outlet 28 of the joint element 23 are connected to the delivery and return tubes of the system in a known manner.
  • the delivery tube is connected to inlet 27: the water enters into radiator 1, in particular into the central radiator 2a, through channel 25; the water transits through the delivery opening 31, crosses the tube 24 and reaches the radiator element 2b, thus exiting into the transverse duct 11 behind the sealing device 55; the water moves up into the chamber 4 of the radiator element 2b and is distributed in the following radiator elements 2.
  • tubes 24 of various lengths may be provided to be adapted to radiators 1 of different size.

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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)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

L'invention concerne un dispositif de raccordement (20) destiné à raccorder un radiateur de chauffage à un système de plomberie, ledit dispositif comprenant un élément de jonction (23) et un tube de service (24) ; l'élément de jonction (23) comprenant un insert (33) pouvant être inséré dans une partie d'extrémité (7) d'un élément de radiateur (2) et comportant une ouverture de distribution (31) et une ouverture de retour (32) ; et un corps de raccordement (34) comportant un orifice d'entrée (27) et un orifice de sortie (28) pouvant être raccordés à des tuyaux d'alimentation et de retour respectifs du système de plomberie, le tube de service (24) pouvant être inséré dans un conduit transversal (11) du radiateur (1) et s'étendant entre une première extrémité axiale (51), comprenant une partie de couplage (53) destinée à raccorder le tube (24) à l'ouverture de distribution (31) de l'élément de jonction (23), et une seconde extrémité axiale (52) comprenant un dispositif d'étanchéité (55) monté autour du tube (24) pour coopérer de manière étanche aux fluides avec une surface latérale interne (56) du conduit transversal (11).
PCT/IB2015/051860 2014-03-14 2015-03-13 Dispositif de raccordement permettant de raccorder un radiateur de chauffage à un système de plomberie Ceased WO2015136501A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI2014A000423 2014-03-14
ITMI20140423 2014-03-14

Publications (1)

Publication Number Publication Date
WO2015136501A1 true WO2015136501A1 (fr) 2015-09-17

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PCT/IB2015/051860 Ceased WO2015136501A1 (fr) 2014-03-14 2015-03-13 Dispositif de raccordement permettant de raccorder un radiateur de chauffage à un système de plomberie

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU195496U1 (ru) * 2019-11-05 2020-01-29 Общество с ограниченной ответственностью "Сильвер-Инновация" Радиатор отопления с нижним подключением со встроенным термостатическим клапаном
US20220373264A1 (en) * 2019-12-16 2022-11-24 Mitsubishi Electric Corporation Heat exchanger, heat exchanger unit, and refrigeration cycle apparatus

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB608972A (en) * 1946-02-28 1948-09-23 Aluminium Plant & Vessel Co Improvements in or relating to attemperators or like devices
DE1500238B1 (de) * 1965-06-25 1969-09-04 Sanitaertechnik Wolfsburg Reim Absperr- und Regelventil fuer Heizkoerper
DE6605715U (de) * 1967-11-23 1970-07-09 Markowz Karl Heinz Einrichtung zum einseitigen anschluss des vor- und ruecklaufes an einen radiator
AT349693B (de) * 1975-06-13 1979-04-25 Benteler Werke Ag Stauscheibe zum einbau in das untere ver- teilungsrohr eines heizkoerpers
EP0814308A2 (fr) * 1996-06-21 1997-12-29 Zehnder Verkaufs- und Verwaltungs AG Radiateur
DE19830307A1 (de) * 1998-07-07 2000-01-20 Heimeier Gmbh Metall Theodor Heizkörperventil für Heizungsanlagen
DE102009011150A1 (de) * 2009-02-28 2010-09-09 Danfoss A/S Gliederheizkörpertrennelement und Gliederheizkörper
WO2012120440A1 (fr) * 2011-03-04 2012-09-13 Fondital S.P.A. Dispositif adaptateur pour relier un élément de radiateur à un système de plomberie

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Publication number Priority date Publication date Assignee Title
GB608972A (en) * 1946-02-28 1948-09-23 Aluminium Plant & Vessel Co Improvements in or relating to attemperators or like devices
DE1500238B1 (de) * 1965-06-25 1969-09-04 Sanitaertechnik Wolfsburg Reim Absperr- und Regelventil fuer Heizkoerper
DE6605715U (de) * 1967-11-23 1970-07-09 Markowz Karl Heinz Einrichtung zum einseitigen anschluss des vor- und ruecklaufes an einen radiator
AT349693B (de) * 1975-06-13 1979-04-25 Benteler Werke Ag Stauscheibe zum einbau in das untere ver- teilungsrohr eines heizkoerpers
EP0814308A2 (fr) * 1996-06-21 1997-12-29 Zehnder Verkaufs- und Verwaltungs AG Radiateur
DE19830307A1 (de) * 1998-07-07 2000-01-20 Heimeier Gmbh Metall Theodor Heizkörperventil für Heizungsanlagen
DE102009011150A1 (de) * 2009-02-28 2010-09-09 Danfoss A/S Gliederheizkörpertrennelement und Gliederheizkörper
WO2012120440A1 (fr) * 2011-03-04 2012-09-13 Fondital S.P.A. Dispositif adaptateur pour relier un élément de radiateur à un système de plomberie

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU195496U1 (ru) * 2019-11-05 2020-01-29 Общество с ограниченной ответственностью "Сильвер-Инновация" Радиатор отопления с нижним подключением со встроенным термостатическим клапаном
US20220373264A1 (en) * 2019-12-16 2022-11-24 Mitsubishi Electric Corporation Heat exchanger, heat exchanger unit, and refrigeration cycle apparatus

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